:root {
    /* ========================================
       专业配色方案 - 深蓝/藏青 + 金色点缀
       主题：优雅、专业、国际范
    ======================================== */
    
    /* 主色系 - 深邃藏青蓝 */
    --color-primary: #d4af37;
    --color-primary-dark: #0f2744;
    --color-primary-light: #2c5282;
    --color-secondary: #3182ce;
    --color-secondary-dark: #2b6cb0;
    --color-secondary-light: #4299e1;
    
    /* 金色强调色 - 呼应金属工艺 */
    --color-gold: #c9a227;
    --color-gold-light: #d4af37;
    --color-gold-dark: #b8860b;
    --color-gold-soft: rgba(201, 162, 39, 0.15);
    
    /* 中性色系 */
    --color-dark: #1a202c;
    --color-dark-light: #2d3748;
    --color-gray: #718096;
    --color-gray-light: #e2e8f0;
    --color-gray-lighter: #f7fafc;
    --color-white: #ffffff;
    
    /* 文字色系 */
    --color-text: #1a202c;
    --color-text-light: #4a5568;
    --color-text-lighter: #a0aec0;
    --color-text-muted: #718096;
    
    /* 背景色系 */
    --color-bg-primary: #ffffff;
    --color-bg-secondary: #f7fafc;
    --color-bg-tertiary: #edf2f7;
    
    /* 功能色 */
    --color-success: #38a169;
    --color-warning: #d69e2e;
    --color-error: #e53e3e;
    --color-info: #3182ce;

    /* WhatsApp — nav CTA on white header */
    --color-whatsapp: #25D366;
    --color-whatsapp-dark: #128C7E;
    --color-whatsapp-text: #166534;
    --color-whatsapp-soft: #ecfdf3;
    --color-whatsapp-soft-hover: #dcfce7;
    --color-whatsapp-border: rgba(37, 211, 102, 0.42);
    --color-whatsapp-shadow: rgba(37, 211, 102, 0.14);
    
    /* 字体系统 - 优化的层级 */
    --font-primary: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Segoe UI', sans-serif;
    --font-display: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    /* 主导航：与常见电商/UI 无衬线（如 Inter）接近，拉丁 14px 常规字重；中文回退 Noto */
    --font-nav: 'Inter', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    --nav-link-size: 1rem;
    --font-weight-light: 300;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --font-weight-extrabold: 800;
    
    /* 间距系统 */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2.5rem;
    --spacing-xxl: 4rem;
    
    /* 圆角系统 - 统一且精致 */
    --border-radius-xs: 4px;
    --border-radius-sm: 6px;
    --border-radius-md: 10px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-2xl: 32px;
    --border-radius-full: 9999px;
    
    /* 阴影系统 - 更精致细腻 */
    --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
    --shadow-2xl: 0 24px 64px rgba(0, 0, 0, 0.16);
    
    /* 金色光晕阴影 */
    --shadow-gold: 0 4px 16px rgba(201, 162, 39, 0.25);
    --shadow-gold-lg: 0 8px 32px rgba(201, 162, 39, 0.35);
    
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    
    --container-max-width: 1280px;
    --container-padding: 2rem;
    --header-height: 88px;
    --logo-mark-max-width: 200px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text);
    line-height: 1.8;
    font-weight: 400;
    letter-spacing: 0.02em;
    overflow-x: hidden;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md) 0;
}

.latest-articles-badge {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--spacing-sm);
    position: relative;
    padding-left: 1.5rem;
}

.latest-articles-badge::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 1rem;
    height: 2px;
    background: var(--color-primary);
}

.services .section-subtitle {
    text-align: left;
}

.products .products__summary {
    text-align: left;
}

.products .section-subtitle {
    text-align: left;
}

.cases .cases__summary {
    text-align: left;
}

.cases .section-subtitle {
    text-align: left;
}

.certifications__description {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.6;
}

.certifications--grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.certification__link {
    display: block;
    text-decoration: none;
    color: inherit;
}

.certification__wrapper {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.certification__wrapper:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.certification__image {
    width: 100%;
    height: 120px;
    object-fit: cover;
    display: block;
}

.certification__fallback {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 120px;
    background: var(--color-gray-lighter);
    border-radius: var(--border-radius-md);
}

.certification__icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.certification__text {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--color-text);
    text-align: center;
}

@media (max-width: 768px) {
    .certifications--grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .certifications--grid {
        grid-template-columns: 1fr;
    }
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin: var(--spacing-sm) 0;
    position: relative;
    display: inline-block;
    letter-spacing: -0.03em;
    line-height: 1.2;
}

.section-title--hero {
    font-size: 3.2rem;
    letter-spacing: -0.04em;
}

.section-title--no-underline::after {
    display: none;
}

/* 精致的金色下划线装饰 */
.section-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    border-radius: 2px;
}

/* 模块标题区：装饰线与标题块居中对齐（移动端与窄屏观感更规整） */
.section-header .section-title::after {
    left: 50%;
    transform: translateX(-50%);
}

/* 标题左右装饰线 */
.section-title--centered::after {
    left: 50%;
    transform: translateX(-50%);
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--color-text-light);
    margin-top: var(--spacing-md);
}

/* 正文中的品类内链：沿用正文色 + 极淡下划线，悬停时再强调（避免大块鲜绿） */
.about__description--compact a[href$=".html"],
.company-intro__desc a[href$=".html"],
.products .section-subtitle a[href$=".html"]:not(.phone-link),
.faq-item__answer a[href$=".html"],
.service-card__description a[href$=".html"],
.case-card__description a[href$=".html"],
.hero-description a[href$=".html"],
.products__summary a[href$=".html"],
.faq__item p a[href$=".html"] {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.2em;
    text-decoration-color: rgba(201, 162, 39, 0.3);
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}
.about__description--compact a[href$=".html"]:hover,
.company-intro__desc a[href$=".html"]:hover,
.products .section-subtitle a[href$=".html"]:hover,
.faq-item__answer a[href$=".html"]:hover,
.service-card__description a[href$=".html"]:hover,
.case-card__description a[href$=".html"]:hover,
.hero-description a[href$=".html"]:hover,
.products__summary a[href$=".html"]:hover,
.faq__item p a[href$=".html"]:hover {
    color: var(--color-primary);
    text-decoration-color: rgba(201, 162, 39, 0.65);
}

/* 浅色大标题/英雄区（白字）：内链用半透明白下划线，悬停提亮 */
.hero__text .hero__description a[href$=".html"] {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 0.22em;
    text-decoration-color: rgba(255, 255, 255, 0.38);
    transition: color var(--transition-fast), text-decoration-color var(--transition-fast);
}
.hero__text .hero__description a[href$=".html"]:hover {
    color: #fff;
    text-decoration-color: rgba(255, 255, 255, 0.85);
}

/* ========================================
   按钮系统 - 更精致专业的设计
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: var(--font-weight-semibold);
    text-decoration: none;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    border: none;
    font-family: var(--font-primary);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.01em;
    white-space: nowrap;
}

/* 微妙的光泽效果 */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 50%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.15), transparent);
    pointer-events: none;
}

.btn:hover {
    transform: translateY(-2px);
}

.btn:active {
    transform: translateY(0);
}

/* 主要按钮 - 金色系 */
.btn--primary {
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md), 0 0 0 1px rgba(201, 162, 39, 0.1);
}

.btn--primary:hover {
    background: linear-gradient(135deg, var(--color-gold-light), var(--color-gold));
    box-shadow: var(--shadow-lg), 0 0 0 1px rgba(201, 162, 39, 0.2);
}

/* 次要按钮 - 深蓝色系 */
.btn--secondary {
    background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

.btn--secondary:hover {
    background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
    box-shadow: var(--shadow-lg);
}

/* 边框按钮 */
.btn--outline {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    box-shadow: none;
}

.btn--outline:hover {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

/* 白色边框按钮 - 用于深色背景 */
.btn--outline-white {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.8);
    box-shadow: none;
}

.btn--outline-white:hover {
    background: var(--color-white);
    color: var(--color-primary);
    border-color: var(--color-white);
}

/* 幽灵按钮 */
.btn--ghost {
    background: transparent;
    color: var(--color-text);
    border: none;
    box-shadow: none;
}

.btn--ghost:hover {
    background: var(--color-gray-lighter);
    color: var(--color-primary);
}

.btn--large {
    padding: 1.25rem 3rem;
    font-size: 1.1rem;
}

.btn--small {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
}

.btn--full {
    width: 100%;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-sm);
    border-bottom: 1px solid rgba(0, 0, 0, 0.04);
    transition: all var(--transition-base);
    overflow: visible;
}

.header.scrolled {
    background: rgba(255, 255, 255, 0.99);
    box-shadow: var(--shadow-md), 0 1px 0 rgba(0, 0, 0, 0.04);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem var(--container-padding);
    max-width: var(--container-max-width);
    margin: 0 auto;
    height: var(--header-height);
    flex-wrap: nowrap;
    gap: 1rem;
    font-family: var(--font-nav);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}

.nav__logo {
    flex-shrink: 0;
    display: flex;
    align-items: center;
}

.logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo__image {
    display: block;
    max-width: 150px;
    height: auto;
}

/* 完整 logo 图（含标语）；隐藏 HTML 重复标语 */
.logo:has(.logo__image) {
    flex-direction: column;
    align-items: center;
    padding: 0;
    gap: 0;
    max-width: var(--logo-mark-max-width);
}

.logo:has(.logo__image) .logo__image {
    display: block;
    width: 100%;
    max-width: var(--logo-mark-max-width);
    height: auto;
}

.logo:has(.logo__image) .logo__tagline {
    display: none;
}

.logo__text {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    letter-spacing: 0.02em;
    margin-right: 1rem;
}

.logo__tagline {
    font-size: 0.7rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-muted);
    line-height: 1.2;
    letter-spacing: 0.05em;
    text-align: center;
}

.logo {
    flex-direction: column;
    align-items: center;
    padding: 0.5rem 0;
    gap: 0.25rem;
}

.nav__menu {
    display: flex;
    list-style: none;
    gap: 0.5rem;
    margin: 0;
    padding: 0 0.25rem;
    flex: 1;
    justify-content: center;
    flex-wrap: nowrap;
    min-width: 0;
}

/* main.js 插入的抽屉顶栏，仅应在移动端显示；桌面端否则会与 Home 等同排显示 */
.nav__menu-header {
    display: none;
}

.nav__link {
    text-decoration: none;
    color: var(--color-text);
    font-weight: var(--font-weight-regular);
    position: relative;
    padding: 0.5rem 0.625rem;
    transition: color var(--transition-fast);
    font-size: var(--nav-link-size);
    letter-spacing: 0.01em;
    white-space: nowrap;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    transition: width var(--transition-base);
    border-radius: 1px;
}

.nav__link:hover,
.nav__link.active {
    color: var(--color-primary);
}

.nav__link:hover::after,
.nav__link.active::after {
    width: 60%;
}

.nav__cta {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    margin-left: 0.25rem;
}

.nav__cta .btn {
    font-family: var(--font-nav);
    font-size: var(--nav-link-size);
    padding: 0.5rem 1.125rem;
    letter-spacing: 0.01em;
}

/* Header nav WhatsApp CTA — soft pill on white nav; solid green on hover */
.nav__cta .contact-team__whatsapp--nav {
    margin-top: 0;
    position: relative;
    padding: 0.5rem 1.125rem;
    font-family: var(--font-nav);
    font-size: var(--nav-link-size);
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.01em;
    gap: 7px;
    white-space: nowrap;
    background: linear-gradient(180deg, #f7fef9 0%, var(--color-whatsapp-soft) 100%);
    border: 1.5px solid var(--color-whatsapp-border);
    color: var(--color-whatsapp-text);
    border-radius: var(--border-radius-full);
    box-shadow:
        0 1px 2px rgba(15, 39, 68, 0.04),
        0 0 0 1px rgba(255, 255, 255, 0.6) inset,
        0 2px 8px var(--color-whatsapp-shadow);
    line-height: 1.2;
    transition:
        background 0.22s ease,
        border-color 0.22s ease,
        color 0.22s ease,
        box-shadow 0.22s ease,
        transform 0.18s ease;
}

.nav__cta .contact-team__whatsapp--nav svg {
    flex-shrink: 0;
    color: var(--color-whatsapp);
    transition: color 0.22s ease;
}

.nav__cta .contact-team__whatsapp--nav:hover {
    background: linear-gradient(135deg, #2dd36f 0%, var(--color-whatsapp) 100%);
    border-color: #22c55e;
    color: #fff;
    box-shadow:
        0 3px 12px rgba(37, 211, 102, 0.28),
        0 0 0 1px rgba(255, 255, 255, 0.15) inset;
    transform: translateY(-1px);
}

.nav__cta .contact-team__whatsapp--nav:hover svg {
    color: #fff;
}

.nav__cta .contact-team__whatsapp--nav:active {
    transform: translateY(0);
    background: linear-gradient(135deg, var(--color-whatsapp) 0%, #1da851 100%);
    box-shadow: 0 1px 6px rgba(37, 211, 102, 0.22);
}

.nav__cta .contact-team__whatsapp--nav:focus-visible {
    outline: 2px solid var(--color-whatsapp);
    outline-offset: 2px;
}

.nav__hotline {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-gold-soft);
    border-radius: var(--border-radius-md);
    font-size: 0.9rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    transition: all var(--transition-base);
    border: 1px solid rgba(201, 162, 39, 0.2);
}

.nav__hotline:hover {
    background: rgba(201, 162, 39, 0.2);
    transform: translateY(-2px);
    box-shadow: var(--shadow-gold);
    border-color: rgba(201, 162, 39, 0.3);
}

.nav__hotline-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    color: var(--color-primary);
}

.nav__hotline-text {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.nav__hotline-label {
    color: var(--color-text-light);
    font-weight: var(--font-weight-medium);
}

.nav__hotline-number {
    color: var(--color-gold-dark);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.01em;
    font-size: 1rem;
}

.nav__item--dropdown {
    position: relative;
}

/* 桌面端：JS 注入的行容器不参与布局，展开按钮仅移动端显示 */
.nav__link-row {
    display: contents;
}

.nav__submenu-toggle {
    display: none;
}

.nav__dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    transform: translateY(15px);
    min-width: 720px;
    background: rgba(255, 255, 255, 0.99);
    backdrop-filter: blur(20px) saturate(180%);
    box-shadow: var(--shadow-xl), 0 0 0 1px rgba(0, 0, 0, 0.04);
    border-radius: var(--border-radius-lg);
    padding: 1.5rem;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1001;
}

.nav__item--dropdown:hover .nav__dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

/* 针对右侧菜单项的下拉菜单进行特殊处理 */
.nav__item--dropdown:last-child .nav__dropdown {
    left: auto;
    right: 0;
}

.nav__dropdown-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

/* Our Gifts：仅栏目名，紧凑网格 */
.nav__item--gifts .nav__dropdown {
    min-width: min(720px, 96vw);
    padding: 1rem 1.15rem;
}

.nav__item--gifts .nav__dropdown-grid--gifts {
    grid-template-columns: repeat(3, 1fr);
    gap: 0.5rem 0.75rem;
}

.nav__item--gifts .nav__dropdown-item {
    flex-direction: row;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    padding: 0.55rem 0.7rem;
    gap: 0.5rem;
    border-radius: var(--border-radius-sm);
    border-color: rgba(15, 39, 68, 0.08);
    box-shadow: none;
}

.nav__item--gifts .nav__dropdown-item:hover {
    transform: none;
    box-shadow: var(--shadow-sm);
    border-color: rgba(201, 162, 39, 0.35);
    background: rgba(248, 250, 252, 0.98);
}

.nav__item--gifts .nav__dropdown-icon {
    width: 28px;
    height: 28px;
    min-width: 28px;
    margin: 0;
    flex-shrink: 0;
}

.nav__item--gifts .nav__dropdown-icon svg {
    width: 20px;
    height: 20px;
}

.nav__item--gifts .nav__dropdown-link {
    margin-bottom: 0;
    font-size: 0.875rem;
    line-height: 1.3;
    white-space: nowrap;
}

@media (max-width: 1100px) {
    .nav__item--gifts .nav__dropdown {
        min-width: min(560px, 94vw);
    }
}

@media (max-width: 768px) {
    .nav__item--gifts .nav__dropdown-grid--gifts {
        grid-template-columns: 1fr;
    }

    .nav__item--gifts .nav__dropdown-item {
        padding: 0.65rem 1rem;
    }
}

/* News下拉菜单特殊样式 - 2列布局 */
.nav__item--news .nav__dropdown-grid {
    grid-template-columns: repeat(2, 1fr);
}

/* Resources 下拉（Guides / Comparison / … 共 6 项） */
.nav__item--resources .nav__dropdown-grid {
    grid-template-columns: repeat(3, 1fr);
}

.nav__item--resources .nav__dropdown {
    min-width: min(920px, 96vw);
    left: 50% !important;
    right: auto !important;
    transform: translateY(15px) translateX(-20%) !important;
}

.nav__item--resources:hover .nav__dropdown {
    transform: translateY(0) translateX(-20%) !important;
}

@media (max-width: 1024px) {
    .nav__item--resources .nav__dropdown-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .nav__item--resources .nav__dropdown {
        min-width: min(640px, 94vw);
    }
}

@media (max-width: 640px) {
    .nav__item--resources .nav__dropdown-grid {
        grid-template-columns: 1fr;
    }
}

/* Solutions下拉菜单特殊样式 - 2列布局 */
.nav__item--solutions .nav__dropdown-grid {
    grid-template-columns: repeat(2, 1fr);
}

/* 六大解决方案：2 列布局 */
.nav__item--solutions .nav__dropdown-grid--solutions-six {
    grid-template-columns: repeat(2, 1fr);
}

.nav__item--solutions .nav__dropdown {
    min-width: min(800px, 96vw);
}

@media (max-width: 960px) {
    .nav__item--solutions .nav__dropdown {
        min-width: min(600px, 94vw);
    }

    .nav__item--solutions .nav__dropdown-grid--solutions-six {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 720px) {
    .nav__item--solutions .nav__dropdown-grid--solutions-six {
        grid-template-columns: 1fr;
    }
}

.nav__dropdown-item {
    padding: 1rem;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-base);
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    pointer-events: auto;
}

.nav__dropdown-icon {
    width: 32px;
    height: 32px;
    margin-bottom: 0.5rem;
    color: var(--color-primary);
    transition: transform 0.3s ease, color 0.3s ease;
}

.nav__dropdown-item:hover .nav__dropdown-icon {
    transform: scale(1.1);
    color: var(--color-gold);
}

.nav__dropdown-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(201, 162, 39, 0.3);
    background: var(--color-white);
}

.nav__dropdown-link {
    display: block;
    font-size: var(--nav-link-size);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    text-decoration: none;
    margin-bottom: 0.4rem;
    transition: color var(--transition-fast);
    letter-spacing: 0.01em;
    pointer-events: auto;
    line-height: 1.35;
}

.nav__dropdown-link:hover {
    color: var(--color-gold-dark);
}

.nav__dropdown-description {
    font-size: 13px;
    font-weight: var(--font-weight-regular);
    color: var(--color-text-light);
    line-height: 1.5;
    margin: 0;
    letter-spacing: 0.015em;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav__toggle span {
    width: 25px;
    height: 2px;
    background: var(--color-text);
    transition: all var(--transition-base);
}

.hero {
    position: relative;
    z-index: 0;
    min-height: auto;
    padding: 0;
    overflow: visible;
}

.hero--product {
    padding: 120px 0 80px;
}

.hero--product .hero__image-wrapper {
    width: 100%;
    aspect-ratio: 4/3;
}

.hero--product .hero__content {
    grid-template-columns: 1fr 1.2fr;
    text-align: left;
}

.hero--product .hero__text {
    max-width: 800px;
    margin: 0 auto;
}

/* 渐变 Hero 上次要按钮：避免金描边+金字在暖色底上对比不足 */
.hero.hero--product .hero__actions .btn--outline {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.92);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.22);
}

/* ====== 产品页浅色背景 Hero (#f7f7f7) 字体颜色覆盖 ====== */
.hero.hero--product[style*="f7f7f7"],
.hero.hero--product[style*="#ffffff"] {
    color: #1a202c;
}
.hero.hero--product[style*="f7f7f7"] .hero__text,
.hero.hero--product[style*="#ffffff"] .hero__text {
    color: #1a202c !important;
}
.hero.hero--product[style*="f7f7f7"] .hero__title--main,
.hero.hero--product[style*="#ffffff"] .hero__title--main {
    background: none !important;
    -webkit-text-fill-color: #0f2744 !important;
    color: #0f2744 !important;
}
.hero.hero--product[style*="f7f7f7"] .hero__title--sub,
.hero.hero--product[style*="#ffffff"] .hero__title--sub {
    color: #2d3748 !important;
}
.hero.hero--product[style*="f7f7f7"] .hero__description,
.hero.hero--product[style*="#ffffff"] .hero__description {
    color: #4a5568 !important;
}
.hero.hero--product[style*="f7f7f7"] .hero__actions .btn--outline,
.hero.hero--product[style*="#ffffff"] .hero__actions .btn--outline {
    color: #0f2744 !important;
    border-color: #0f2744 !important;
    text-shadow: none !important;
}
.hero.hero--product[style*="f7f7f7"] .hero__actions .btn--outline:hover,
.hero.hero--product[style*="#ffffff"] .hero__actions .btn--outline:hover {
    background: #0f2744 !important;
    color: #fff !important;
}

.hero.hero--product .hero__actions .btn--outline:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border-color: #ffffff;
    text-shadow: none;
}

.hero__background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    /* 深邃藏青渐变背景 */
    background: linear-gradient(135deg, #d4af37 0%, #2c5282 50%, #d4af37 100%);
    z-index: -2;
}

/* 精致的几何图案装饰 */
.hero__background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(201, 162, 39, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(201, 162, 39, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 40% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 30%);
    background-size: 100% 100%;
    animation: gradientShift 15s ease-in-out infinite;
}

.hero__background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        linear-gradient(135deg, transparent 40%, rgba(201, 162, 39, 0.05) 100%);
    animation: shimmer 20s linear infinite;
}

@keyframes gradientShift {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(-100px, -100px); }
}

.hero__overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at top right, rgba(241, 139, 0, 0.25) 0%, transparent 50%),
                radial-gradient(ellipse at bottom left, rgba(212, 122, 0, 0.25) 0%, transparent 50%);
    z-index: -1;
}

.hero__content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--spacing-lg);
    align-items: center;
    padding: var(--spacing-md) 0;
    overflow: visible;
}

.hero__text {
    color: var(--color-white);
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero__title {
    font-family: var(--font-display);
    font-size: 3.2rem;
    font-weight: var(--font-weight-extrabold);
    line-height: 1.15;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
}

.hero__title--main {
    display: block;
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.85) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__title--sub {
    display: block;
    font-size: 1.35rem;
    font-weight: var(--font-weight-light);
    margin-top: var(--spacing-sm);
    opacity: 0.9;
    letter-spacing: 0.04em;
}

.hero__description {
    font-size: 1.2rem;
    line-height: 1.9;
    opacity: 0.95;
    margin-bottom: var(--spacing-md);
    max-width: 800px;
    font-weight: 400;
    letter-spacing: 0.02em;
}

.hero__badges {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-bottom: var(--spacing-md);
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
}

.hero__badges .badge {
    background: rgba(255, 255, 255, 0.08) !important;
    backdrop-filter: blur(10px) !important;
    padding: 0.5rem 1rem !important;
    border-radius: var(--border-radius-full) !important;
    font-size: 0.85rem !important;
    border: 1px solid rgba(201, 162, 39, 0.3) !important;
    transition: all var(--transition-base) !important;
    color: rgba(255, 255, 255, 0.95) !important;
    font-weight: var(--font-weight-medium) !important;
}

.hero__badges .badge:hover {
    background: rgba(201, 162, 39, 0.15) !important;
    border-color: rgba(201, 162, 39, 0.5) !important;
    transform: translateY(-2px) !important;
}

.hero__actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
    margin-top: var(--spacing-md);
}

.hero__image {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeIn 1s ease-out 0.3s backwards;
    overflow: visible;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero__image-wrapper {
    position: relative;
    width: 150%;
    max-width: none;
    aspect-ratio: 16/9;
}

.hero__image-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius-xl);
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.35);
    animation: floatImage 6s ease-in-out infinite;
    display: block;
    transition: all var(--transition-base);
}

.hero__image-link {
    display: block;
    text-decoration: none;
}

.hero__image-link:hover .hero__image-content {
    transform: scale(1.03);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.4);
}

.hero__image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: floatImage 6s ease-in-out infinite;
}

@keyframes floatImage {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

.hero__image-placeholder svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero__image-placeholder {
    width: 100%;
    height: 100%;
    border-radius: var(--border-radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
    animation: floatImage 6s ease-in-out infinite;
}

@keyframes floatImage {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.services {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.service-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(201, 162, 39, 0.3);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card__icon {
    width: 120px;
    height: 120px;
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
}

.service-card__icon svg {
    width: 32px;
    height: 32px;
}

.service-card__icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card--with-bg {
    display: flex;
    flex-direction: column;
}

.service-card__bg {
    width: 100%;
    height: 200px;
    border-radius: var(--border-radius-md) var(--border-radius-md) 0 0;
    overflow: hidden;
    margin-bottom: var(--spacing-md);
}

.service-card__bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.service-card__content {
    padding: 0 var(--spacing-md);
}

.service-card__title {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.service-card__description {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
    font-size: 0.95rem;
}

.service-card__features {
    list-style: none;
    margin-bottom: var(--spacing-sm);
}

.service-card__features li {
    padding: 0.5rem 0;
    color: var(--color-text-light);
    font-size: 0.95rem;
}

.service-card__link {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all var(--transition-fast);
}

.service-card__link:hover {
    color: var(--color-secondary);
    transform: translateX(4px);
}

.products {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.products::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-secondary), transparent);
}

.products__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-md);
}

.product-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
    position: relative;
    display: block;
    text-decoration: none;
    color: inherit;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-gold), var(--color-gold-light));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: rgba(201, 162, 39, 0.3);
}

.product-card:hover::before {
    transform: scaleX(1);
}

.product-card__image {
    width: 100%;
    aspect-ratio: 1;
    background: linear-gradient(135deg, var(--color-gray-light) 0%, #e9ecef 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
}

.product-card__link {
    display: block;
    text-decoration: none;
    width: 100%;
    height: 100%;
}

.product-card__image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.15) 0%, rgba(201, 162, 39, 0.1) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.product-card:hover .product-card__image::after {
    opacity: 1;
}

.product-card__placeholder {
    width: 80%;
    height: 80%;
    color: var(--color-gray);
    transition: transform var(--transition-base);
}

.product-card:hover .product-card__placeholder {
    transform: scale(1.05);
}

.product-card__placeholder svg {
    width: 100%;
    height: 100%;
}

.product-card__image-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-base);
}

.product-card:hover .product-card__image-content {
    transform: scale(1.05);
}

.product-card__content {
    padding: var(--spacing-md);
}

.product-card__title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.product-card__description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-sm);
    line-height: 1.7;
    font-size: 0.95rem;
}

.product-card__specs {
    list-style: none;
    margin-bottom: var(--spacing-sm);
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--color-gray-light);
    border-bottom: 1px solid var(--color-gray-light);
}

.product-card__specs li {
    padding: 0.3rem 0;
    color: var(--color-text-light);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.product-card__specs li::before {
    content: '�?;
    color: var(--color-primary);
    font-weight: bold;
}

.product-card__link {
    display: inline-block;
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
    position: relative;
}

.product-card__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-secondary);
    transition: width var(--transition-base);
}

.product-card__link:hover {
    color: var(--color-secondary);
}

.product-card__link:hover::after {
    width: 100%;
}

.about {
    padding: 0 0 var(--spacing-xl);
    background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-white) 100%);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-gray-light), transparent);
}

.about__content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    padding: var(--spacing-xl) 0;
}

.about__features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: 0;
}

.about__info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about__text {
    padding-right: 0;
    display: flex;
    flex-direction: column;
}

.about__title-row {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.about__title-row .section-title--hero,
.about__title-row .section-title:not(.section-title--hero) {
    font-size: 2.8rem;
    font-weight: 700;
}

.about__title-row .section-title {
    margin-bottom: 0;
}

.about__title-row + .section-subtitle {
    margin-top: var(--spacing-sm);
}

@media (max-width: 768px) {
    .about__title-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0;
    }

    .about__title-row .section-title--hero,
    .about__title-row .section-title:not(.section-title--hero) {
        white-space: nowrap;
        line-height: 1.3;
        font-size: 1.4rem;
        font-weight: 700;
    }
    
    .about__header {
        margin-bottom: var(--spacing-sm);
        padding-bottom: var(--spacing-sm);
    }
    
    .about__meta-tags {
        gap: 0.35rem;
    }
    
    .about__meta-tag {
        padding: 0.25rem 0.6rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 375px) {
    .about__title-row .section-title--hero,
    .about__title-row .section-title:not(.section-title--hero) {
        font-size: 1.8rem;
        font-weight: 700;
    }
}

.about__text .section-title {
    margin-bottom: var(--spacing-sm);
}

.about__text .section-subtitle {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid rgba(201, 162, 39, 0.15);
}

/* About intro: eyebrow + headline + tag chips + point cards */
.about__header {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid rgba(201, 162, 39, 0.15);
}

.about__eyebrow {
    margin: 0 0 var(--spacing-xs);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    color: var(--color-text-muted, #5c6378);
}

.about__headline {
    margin-bottom: var(--spacing-md);
    line-height: 1.25;
    font-size: clamp(1.35rem, 2.8vw, 2.25rem);
}

.about__meta-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem 0.65rem;
    align-items: center;
}

.about__meta-tag {
    display: inline-flex;
    align-items: center;
    padding: 0.4rem 0.85rem;
    font-size: 0.8125rem;
    line-height: 1.35;
    font-weight: 500;
    color: #3d4a5c;
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(26, 54, 93, 0.18);
    border-radius: 999px;
    box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04);
}

.about__meta-tag--highlight {
    color: var(--color-primary);
    border-color: rgba(26, 54, 93, 0.28);
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.1) 0%, rgba(255, 255, 255, 0.95) 100%);
}

.about__lead {
    margin: 0 0 var(--spacing-md);
    font-size: 1.0625rem;
    line-height: 1.85;
    color: var(--color-text-light);
    text-align: left;
    text-wrap: pretty;
}

.about__lead strong {
    display: inline;
    font-weight: 700;
    color: var(--color-primary);
}

.about__points-section-title {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.125rem;
    font-weight: 700;
    color: #2d3748;
    letter-spacing: 0.03em;
}

.about__points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
}

.about__point {
    margin: 0;
    padding: var(--spacing-md);
    background: #fff;
    border: 1px solid rgba(26, 54, 93, 0.12);
    border-radius: var(--border-radius-lg, 12px);
    box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.about__point:hover {
    border-color: rgba(201, 162, 39, 0.3);
    box-shadow: 0 8px 32px rgba(201, 162, 39, 0.1);
}

.about__point-title {
    margin: 0 0 0.5rem;
    font-size: 1.05rem;
    font-weight: 700;
    line-height: 1.35;
    color: var(--color-primary);
    letter-spacing: 0.02em;
}

.about__point-text {
    margin: 0;
    font-size: 0.98rem;
    line-height: 1.75;
    color: var(--color-text-light);
    text-align: left;
    text-wrap: pretty;
}

@media (max-width: 640px) {
    .about__points {
        grid-template-columns: 1fr;
    }

    .about__meta-tags {
        gap: 0.45rem;
    }

    .about__meta-tag {
        font-size: 0.78rem;
        padding: 0.35rem 0.7rem;
    }
}

.about__description {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

/* ========== About Tabs - Card Mode ========== */
.about__tabs {
    margin-top: var(--spacing-md);
}

.about__tab-nav {
    display: flex;
    justify-content: center;
    border-bottom: 1px solid #e5e7eb;
    gap: 0;
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    border-radius: 12px 12px 0 0;
    background: #f9fafb;
}
.about__tab-nav::-webkit-scrollbar { display: none; }

.about__tab-btn {
    background: transparent;
    border: none;
    padding: 16px 28px;
    font-size: 17px;
    font-weight: 500;
    color: #6b7280;
    cursor: pointer;
    position: relative;
    transition: color 0.25s ease, background 0.25s ease;
    white-space: nowrap;
    border-radius: 8px 8px 0 0;
    margin-bottom: -1px;
}

.about__tab-icon {
    font-size: 1rem;
    line-height: 1;
}

.about__tab-btn:hover {
    color: #1a202c;
    background: rgba(1, 117, 44, 0.06);
}

.about__tab-btn.active {
    color: #01752c;
    font-weight: 600;
    background: rgba(1, 117, 44, 0.08);
    border-bottom: 2px solid #01752c;
}

.about__tab-btn.active::after {
    display: none;
}

.about__tab-text--short {
    display: none;
}

.about__tab-select-wrap {
    display: none;
}

.about__tab-content {
    position: relative;
    padding: 1.5rem 1.75rem 2rem;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-top: none;
    border-radius: 0 0 12px 12px;
}

.about__tab-panel {
    display: none;
    animation: tabFadeIn 0.35s ease-out;
}

.about__tab-panel.active {
    display: block;
}

.about__video-wrapper {
    position: relative;
    width: 100%;
    max-width: 854px;
    margin: 1.5rem auto 0 auto;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    background: #1a1a1a;
    aspect-ratio: 16 / 9;
}

.about__video-cover {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: transform 0.3s ease;
}

.about__video-cover:hover {
    transform: scale(1.02);
}

.about__video-cover:hover .about__video-play-btn {
    transform: scale(1.1);
}

.about__video-play-btn {
    width: 80px;
    height: 80px;
    background: rgba(255,255,255,0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    transition: transform 0.3s ease;
}

.about__video-play-btn svg {
    width: 36px;
    height: 36px;
    color: #01752c;
    margin-left: 4px;
}

.about__video-iframe {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: none;
}

.about__video-error {
    padding: 3rem 2rem;
    text-align: center;
    color: #fff;
}

.about__video-error-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.about__video-error p {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.about__tab-panel .btn--primary {
    display: block;
    text-align: center;
    margin: 28px auto 0 auto;
    padding: 14px 32px;
    font-size: 15px;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 10px;
    background: linear-gradient(135deg, #e6a832 0%, #d4941f 100%);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(212, 148, 31, 0.25), 0 1px 3px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}

.about__tab-panel .btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 148, 31, 0.35), 0 2px 6px rgba(0,0,0,0.08);
}

@keyframes tabFadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

.about__panel-title {
    font-size: 1.35rem;
    font-weight: 700;
    color: #1a202c;
    margin-bottom: var(--spacing-sm);
}

.about__panel-lead {
    font-size: 1.05rem;
    line-height: 1.75;
    color: #4a5568;
    margin-bottom: var(--spacing-md);
}

.about__panel-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px 24px;
}

.about__panel-list li {
    font-size: 0.98rem;
    color: #374151;
    line-height: 1.7;
    display: flex;
    align-items: flex-start;
    gap: 10px;
    min-width: 0;
    overflow-wrap: anywhere;
    word-break: break-word;
}

.about__check {
    color: #01752c;
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.about__product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
    margin-bottom: var(--spacing-md);
}

.about__product-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 14px;
    background: #f8f9fa;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
    text-decoration: none;
    color: #374151;
    font-size: 0.92rem;
    transition: all 0.25s ease;
}

.about__product-item:hover {
    background: #01752c;
    border-color: #01752c;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(1,117,44,0.18);
}

.about__product-item img {
    width: 28px;
    height: 28px;
    object-fit: cover;
    border-radius: 4px;
    flex-shrink: 0;
}

.about__panel-note {
    font-size: 0.93rem;
    color: #6b7280;
    line-height: 1.65;
    margin-top: var(--spacing-sm);
    padding-left: 16px;
    border-left: 3px solid #e5e7eb;
}

.about__service-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.about__service-item h4 {
    font-size: 1.05rem;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 2px solid #e5e7eb;
}

.about__service-item ul {
    list-style: none;
    padding: 0;
}

.about__service-item li {
    font-size: 0.95rem;
    color: #4a5568;
    line-height: 1.85;
    padding: 4px 0;
    padding-left: 20px;
    position: relative;
}

.about__service-item li::before {
    content: '•';
    position: absolute;
    left: 6px;
    color: #01752c;
    font-weight: 700;
}

@media (max-width: 992px) {
    .about__product-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .about__service-grid {
        grid-template-columns: 1fr;
    }
    .about__panel-list {
        grid-template-columns: 1fr;
    }
    .about__cases-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about__process-highlights {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about__tabs {
        margin-top: var(--spacing-sm);
        width: 100%;
        border: 1px solid #e5e7eb;
        border-radius: 12px;
        overflow: hidden;
        background: #fff;
        box-shadow: 0 2px 12px rgba(15, 23, 42, 0.06);
    }

    .about__tab-select-wrap {
        display: flex;
        flex-direction: column;
        gap: 0.35rem;
        padding: 0.875rem 1rem;
        background: #f9fafb;
        border-bottom: 1px solid #e5e7eb;
    }

    .about__tab-select-label {
        font-size: 0.75rem;
        font-weight: 600;
        letter-spacing: 0.04em;
        text-transform: uppercase;
        color: #6b7280;
    }

    .about__tab-select {
        width: 100%;
        min-height: 48px;
        padding: 0.65rem 2.5rem 0.65rem 0.875rem;
        font-size: 1rem;
        font-weight: 500;
        color: #1a202c;
        background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236b7280' d='M1 1l5 5 5-5'/%3E%3C/svg%3E") no-repeat right 0.875rem center;
        background-size: 12px;
        border: 1px solid #d1d5db;
        border-radius: 8px;
        appearance: none;
        -webkit-appearance: none;
        box-sizing: border-box;
    }

    .about__tab-select:focus {
        outline: none;
        border-color: #01752c;
        box-shadow: 0 0 0 3px rgba(1, 117, 44, 0.15);
    }

    .about__tab-nav {
        display: none;
    }

    .about__tab-content {
        padding: 1.25rem 1rem 1.5rem;
        background: #fff;
        border: none;
        border-radius: 0;
        overflow-x: hidden;
    }

    .about__panel-title {
        font-size: 1.125rem;
        line-height: 1.35;
        margin-bottom: 0.75rem;
    }

    .about__panel-lead {
        font-size: 0.9375rem;
        line-height: 1.7;
        margin-bottom: 1rem;
    }

    .about__panel-list {
        grid-template-columns: 1fr;
        gap: 0.65rem;
    }

    .about__panel-list li {
        font-size: 0.875rem;
        line-height: 1.55;
    }

    .about__panel-note {
        font-size: 0.875rem;
        margin-top: 0.75rem;
        padding-left: 0.75rem;
    }

    .about__tab-panel .btn--primary,
    .about__tab-panel .btn--medium {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 100%;
        max-width: 100%;
        margin-top: 1.25rem;
        box-sizing: border-box;
    }

    .about__product-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.5rem;
    }

    .about__product-item {
        padding: 0.65rem 0.5rem;
        font-size: 0.8125rem;
        gap: 0.35rem;
    }

    .about__product-item img {
        width: 24px;
        height: 24px;
    }

    .about__cases-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .about__case-card {
        padding: 1rem;
        text-align: left;
        display: flex;
        gap: 0.75rem;
        align-items: flex-start;
    }

    .about__case-icon {
        font-size: 1.75rem;
        margin-bottom: 0;
        flex-shrink: 0;
    }

    .about__cert-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.5rem;
    }

    .about__process-highlights {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .about__highlight-item {
        font-size: 0.8125rem;
        padding: 0.75rem;
    }

    .about__process-flow {
        flex-direction: column;
        align-items: stretch;
        gap: 0.35rem;
    }

    .about__flow-arrow {
        display: none;
    }

    .about__flow-step {
        justify-content: flex-start;
        padding: 0.75rem 1rem;
        width: 100%;
        box-sizing: border-box;
    }

    .about__flow-text {
        white-space: normal;
        font-size: 0.875rem;
    }

    .about__service-grid {
        gap: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    .about__product-grid {
        grid-template-columns: 1fr;
    }

    .about__cert-grid {
        grid-template-columns: 1fr;
    }
}

/* ========== Customer Cases Tab ========== */
.about__cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: var(--spacing-md);
}

.about__case-card {
    background: linear-gradient(135deg, #f8fafc, #f1f5f9);
    border: 1px solid #e2e8f0;
    border-radius: 12px;
    padding: 20px 16px;
    text-align: center;
    transition: all 0.3s ease;
}

.about__case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    border-color: #01752c;
}

.about__case-icon {
    font-size: 2.2rem;
    margin-bottom: 12px;
}

.about__case-card h4 {
    font-size: 1rem;
    font-weight: 600;
    color: #1a202c;
    margin-bottom: 8px;
}

.about__case-card p {
    font-size: 0.85rem;
    color: #6b7280;
    line-height: 1.5;
}

/* ========== Certifications Tab ========== */
.about__cert-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: var(--spacing-md);
}

.about__cert-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 20px 16px;
    background: #f8fafc;
    border: 1px solid #e5e7eb;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.about__cert-item:hover {
    border-color: #01752c;
    background: #f0fdf4;
}

.about__cert-badge {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, #01752c, #3d8b40);
    color: white;
    font-size: 0.75rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    line-height: 1.1;
    padding: 8px;
}

.about__cert-item span {
    font-size: 0.88rem;
    color: #4b5563;
    text-align: center;
}

/* ========== Custom Process Tab ========== */
.about__process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.about__flow-step {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: 10px;
    background: #fff;
    transition: all 0.25s ease;
}

.about__flow-step:hover {
    border-color: #01752c;
    box-shadow: 0 4px 12px rgba(1,117,44,0.12);
    transform: translateY(-2px);
}

.about__flow-icon {
    font-size: 1.25rem;
}

.about__flow-text {
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    white-space: nowrap;
}

.about__flow-arrow {
    color: #cbd5e1;
    font-size: 1.2rem;
    font-weight: 700;
}

.about__process-img {
    text-align: center;
    margin-bottom: var(--spacing-md);
}

.about__process-img img {
    max-width: 100%;
    height: auto;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
}

.about__process-img-placeholder svg {
    max-width: 100%;
    height: auto;
}

.about__process-highlights {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-bottom: var(--spacing-md);
}

.about__highlight-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    font-size: 13px;
    color: #4b5563;
    line-height: 1.5;
}

.about__highlight-icon {
    font-size: 1rem;
    flex-shrink: 0;
    margin-top: 1px;
}

.about__highlight-item strong {
    color: #1a202c;
}

.about__description p:not(.about__lead):not(.about__point-text) {
    margin-bottom: 0;
    line-height: 1.9;
    color: var(--color-text-light);
    font-size: 1.05rem;
    text-align: justify;
}

.about__description-row {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: 0;
}

.about__description-row .about__description--compact {
    flex: 1;
    margin-bottom: 0;
}

.about__description--compact {
    margin-bottom: 0;
    margin-top: 0;
    padding-top: 0;
    text-align: left;
}

.about__cta {
    text-align: center;
    margin-top: var(--spacing-lg);
}

@media (max-width: 768px) {
    .about__description-row {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .about__cta {
        margin-top: var(--spacing-md);
    }
}

/* Block + accent bar only for compact two-column blurbs (not inline body copy) */
.about__description--compact strong {
    display: block;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    position: relative;
    padding-left: 1rem;
}

.about__description--compact p strong {
    margin-bottom: 0.25rem !important;
}

.about__description--compact strong::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 70%;
    background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: 2px;
}

.about__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.stat {
    text-align: center;
    padding: var(--spacing-md);
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    border-radius: var(--border-radius-lg);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-base);
}

.stat::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.stat:hover::before {
    left: 100%;
}

.stat:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(201, 162, 39, 0.4);
}

.stat__number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
    position: relative;
}

.stat__label {
    font-size: 0.9rem;
    opacity: 0.95;
    font-weight: 500;
}

.feature {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.04) 0%, rgba(201, 162, 39, 0.04) 100%);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    border: 2px solid rgba(201, 162, 39, 0.12);
    text-align: center;
}

.feature:hover {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.08) 0%, rgba(201, 162, 39, 0.08) 100%);
    box-shadow: 0 12px 32px rgba(201, 162, 39, 0.2);
    transform: translateY(-8px);
    border-color: var(--color-primary);
}

.feature__icon {
    font-size: 2.8rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    transition: transform var(--transition-base);
}

.feature:hover .feature__icon {
    transform: scale(1.15);
}

.feature__title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.feature__description {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.stats {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #d4af37 0%, #2c5282 50%, #1a202c 100%);
    background-size: 200% 200%;
    animation: gradientShift 8s ease infinite;
    position: relative;
    overflow: hidden;
}

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="40" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/><circle cx="50" cy="50" r="30" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/><circle cx="50" cy="50" r="20" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="0.5"/></svg>');
    background-size: 200px 200px;
    animation: rotateBg 30s linear infinite;
    pointer-events: none;
}

@keyframes rotateBg {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    width: 100%;
    position: relative;
    z-index: 1;
}

.stat-card {
    text-align: center;
    padding: var(--spacing-lg) var(--spacing-md);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
    transition: all var(--transition-base);
    border: 2px solid rgba(255, 255, 255, 0.3);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    transition: left 0.5s;
}

.stat-card:hover::before {
    left: 100%;
}

.stat-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transition: transform 0.3s;
}

.stat-card:hover::after {
    transform: scaleX(1);
}

.stat-card:hover {
    transform: translateY(-12px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 255, 255, 0.6);
}

.stat-card__icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-sm);
    display: inline-block;
    transition: all var(--transition-base);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

.stat-card:hover .stat-card__icon {
    transform: scale(1.2) rotate(5deg);
    filter: drop-shadow(0 8px 16px rgba(0, 0, 0, 0.2));
}

.stat-card__number {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, #667eea, #764ba2, #f093fb);
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-xs);
    line-height: 1;
    animation: gradientText 3s ease infinite;
}

@keyframes gradientText {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.stat-card__label {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.faq {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

.faq::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
}

.faq__list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.faq-item[open] {
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.faq-item__question {
    padding: var(--spacing-md);
    cursor: pointer;
    font-weight: 600;
    color: var(--color-dark);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color var(--transition-fast);
    font-size: 1.05rem;
}

.faq-item__question::-webkit-details-marker {
    display: none;
}

.faq-item__question::after {
    content: '+';
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-primary);
    transition: transform var(--transition-base);
}

.faq-item[open] .faq-item__question::after {
    transform: rotate(45deg);
}

.faq-item__question:hover {
    color: var(--color-primary);
}

.faq-item__answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.9;
    border-top: 1px solid var(--color-gray-light);
    margin-top: 0;
    font-size: 1rem;
}

.contact {
    padding: var(--spacing-md) 0;
    background: var(--color-white);
    position: relative;
}

.contact__header {
    text-align: center;
    margin-bottom: var(--spacing-xxl);
}

.contact__decorative-line {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-full);
    margin: var(--spacing-md) auto 0;
}

.contact__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: stretch;
}

.contact__card {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-gray-light);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.contact__card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.contact__card-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-gray-light);
}

.contact__card-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(201, 162, 39, 0.3);
}

.contact__card-header h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0;
}

.contact__details {
    margin-bottom: var(--spacing-xl);
}

.contact-item {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-gray-lighter);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    border: 1px solid transparent;
}

.contact-item:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
    transform: translateY(-2px);
}

.contact-item__icon {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-md);
    color: var(--color-white);
    box-shadow: 0 4px 12px rgba(201, 162, 39, 0.3);
}

.contact-item__icon svg {
    width: 24px;
    height: 24px;
}

.contact-item__content h4 {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: 0.25rem;
    letter-spacing: -0.01em;
}

.contact-item__content p {
    color: var(--color-text-light);
    font-size: 1rem;
    line-height: 1.6;
    margin: 0;
}

.contact__social-links {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--color-gray-light);
}

.contact__social-links .social-link {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    text-decoration: none;
    transition: all var(--transition-base);
    box-shadow: 0 4px 12px rgba(1, 117, 44, 0.3);
}

.contact__social-links .social-link:hover {
    transform: translateY(-3px) scale(1.1);
    box-shadow: 0 6px 16px rgba(1, 117, 44, 0.4);
}

.contact__social-links .social-link svg {
    width: 20px;
    height: 20px;
}

.contact__form-card {
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-xl);
    border: 1px solid var(--color-gray-light);
    transition: all var(--transition-base);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.contact__form-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.contact__form-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 2px solid var(--color-gray-light);
}

.contact__form-icon {
    width: 60px;
    height: 60px;
    border-radius: var(--border-radius-full);
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    box-shadow: 0 4px 16px rgba(1, 117, 44, 0.3);
}

.contact__form-header h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin: 0;
}

.contact__form {
    margin-top: 0;
}

.contact__certifications {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(102, 126, 234, 0.1);
    position: relative;
    overflow: hidden;
    grid-column: 1 / -1;
}

.contact__certifications::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.03) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

/* ========== Contact Section (Redesigned) ========== */
.contact-section {
    padding: 80px 0;
    background: linear-gradient(135deg, #0f7a40 0%, #0a5c30 50%, #064223 100%);
    color: #ffffff;
    position: relative;
    overflow: hidden;
}
.contact-section::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 50%;
    height: 140%;
    background: radial-gradient(ellipse, rgba(255,255,255,0.04) 0%, transparent 70%);
    pointer-events: none;
}

.contact-section__inner {
    display: flex;
    align-items: center;
    gap: 56px;
    position: relative;
    z-index: 1;
}

/* 左侧文字区 */
.contact-section__left {
    flex: 0 0 42%;
    min-width: 300px;
}

.contact-section__title {
    font-size: clamp(26px, 3.2vw, 38px);
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: 24px;
    color: #ffffff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.2);
}

.contact-section__desc {
    font-size: clamp(14px, 1.6vw, 16.5px);
    line-height: 1.8;
    opacity: 0.9;
    margin-bottom: 36px;
}

.contact-section__info {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact-section__item {
    font-size: 15px;
    display: flex;
    gap: 8px;
    align-items: center;
}

.contact-section__label {
    font-weight: 600;
    opacity: 0.85;
    white-space: nowrap;
}

.contact-section__value {
    color: #ffffff;
    text-decoration: none;
    transition: color 0.2s ease;
    font-weight: 500;
}
.contact-section__value:hover { color: #a8e6b8; }

/* 右侧表单区 */
.contact-section__right {
    flex: 1;
    min-width: 320px;
}

.contact-form {
    background: #ffffff;
    border-radius: 18px;
    padding: 36px 32px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.15), 0 4px 16px rgba(0,0,0,0.08);
}

.contact-form__row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.contact-form__group {
    margin-bottom: 18px;
}

.contact-form__label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #374151;
    margin-bottom: 6px;
}

.contact-form__input,
.contact-form__textarea {
    width: 100%;
    border: 1.5px solid #e5e7eb;
    border-radius: 10px;
    padding: 12px 16px;
    font-size: 14px;
    color: #1f2937;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    outline: none;
    font-family: inherit;
    background: #fafbfc;
}
.contact-form__input::placeholder,
.contact-form__textarea::placeholder { color: #9ca3af; }
.contact-form__input:focus,
.contact-form__textarea:focus {
    border-color: #01752c;
    box-shadow: 0 0 0 3px rgba(1,117,44,0.1);
    background: #fff;
}

.contact-form__textarea {
    resize: vertical;
    line-height: 1.6;
}

.contact-form__submit {
    margin-top: 8px;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    letter-spacing: 0.02em;
    border-radius: 10px;
    background: linear-gradient(135deg, #01752c 0%, #1a8b3e 100%) !important;
    color: #fff !important;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px rgba(1,117,44,0.3);
}
.contact-form__submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(1,117,44,0.4) !important;
}

/* 销售团队卡片 */
.contact-team {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 36px;
}

.contact-team__card {
    text-align: center;
    background: rgba(255,255,255,0.07);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    padding: 20px 16px 16px;
    transition: all 0.25s ease;
}
.contact-team__card:hover {
    background: rgba(255,255,255,0.11);
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-3px);
}

.contact-team__avatar {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid rgba(255,255,255,0.2);
    margin-bottom: 12px;
    display: inline-block;
}

.contact-team__name {
    font-size: 17px;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 8px;
}

.contact-team__tel,
.contact-team__email {
    font-size: 13px;
    color: rgba(255,255,255,0.82);
    line-height: 1.7;
    margin: 2px 0;
}
.contact-team__email a {
    color: #ffffff;
    text-decoration: none;
}
.contact-team__email a:hover {
    color: #a8e6b8;
}

.contact-team__whatsapp {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 7px 18px;
    background: rgba(37,211,102,0.15);
    border: 1.5px solid rgba(37,211,102,0.35);
    color: #4ade80;
    text-decoration: none;
    border-radius: 22px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.2s ease;
}
.contact-team__whatsapp:hover {
    background: rgba(37,211,102,0.25);
    border-color: #25D366;
    color: #fff;
}

@media (max-width: 992px) {
    .contact-section__inner {
        flex-direction: column;
        gap: 40px;
    }
    .contact-section__left { flex: none; width: 100%; }
    .contact-section__right { width: 100%; max-width: 600px; margin: 0 auto; }
    .contact-form__row { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .contact-section { padding: 48px 0; }
    .contact-form { padding: 24px 20px; }
    .contact-section__title { font-size: 24px; }
    .contact-team { grid-template-columns: 1fr; gap: 16px; }
    .contact-team__avatar { width: 72px; height: 72px; }
}

/* Factory Scenes Section */
.factory-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.factory-item {
    position: relative;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    background-color: var(--color-gray-lighter);
}

.factory-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.factory-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.factory-item:hover img {
    transform: scale(1.1);
}

.factory-item__caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-md);
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--color-white);
    font-weight: 600;
    font-size: 1.1rem;
    transform: translateY(0);
    transition: transform var(--transition-base);
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* Certifications Section Enhanced */
.certifications__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.certification-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.certification-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary-light);
}

.certification-card__image-wrapper {
    width: 100%;
    aspect-ratio: 3/4; /* Certificate proportion */
    background-color: var(--color-gray-lighter);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--color-gray-light);
}

.certification-card__image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.certification-card__icon-large {
    font-size: 4rem;
    color: var(--color-gray);
    opacity: 0.5;
}

.certification-card__title {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    color: var(--color-dark);
}

.certification-card__description {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.contact__certifications h4 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.01em;
    position: relative;
    z-index: 1;
}

.certifications {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
    position: relative;
    z-index: 1;
}

.certification {
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
    position: relative;
    box-shadow: var(--shadow-sm);
    min-height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.certification:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(201, 162, 39, 0.3);
}

.certification__image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 1rem;
    display: block;
    transition: transform var(--transition-base);
}

.certification:hover .certification__image {
    transform: scale(1.05);
}

.certification__fallback {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 1.5rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    width: 100%;
    height: 100%;
    text-align: center;
}

.certification__icon {
    font-size: 2.5rem;
    transition: transform var(--transition-base);
}

.certification__fallback:hover .certification__icon {
    transform: scale(1.2);
}

.certification__text {
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.02em;
}

.contact__highlights {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(102, 126, 234, 0.1);
}

.contact__highlights h4 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.02em;
    text-align: center;
}

.contact__highlights ul {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.contact__highlights li {
    padding: var(--spacing-md);
    color: var(--color-text-light);
    font-size: 1.05rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.5rem;
    background: var(--color-white);
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(102, 126, 234, 0.1);
    transition: all var(--transition-base);
    letter-spacing: 0.01em;
}

.contact__highlights li:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: var(--color-primary);
}

.contact__highlights li::before {
    content: '�?;
    color: var(--color-primary);
    font-weight: bold;
    font-size: 2rem;
    line-height: 1;
}

.form {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(102, 126, 234, 0.1);
}



.form__group {
    margin-bottom: var(--spacing-md);
}

.form__label {
    display: block;
    margin-bottom: 0.6rem;
    font-weight: 600;
    color: var(--color-dark);
    font-size: 1rem;
}

.form__input,
.form__select,
.form__textarea {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--color-gray-light);
    border-radius: var(--border-radius-md);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    transition: all var(--transition-base);
    background: var(--color-white);
    color: var(--color-text);
}

.form__input:focus,
.form__select:focus,
.form__textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(26, 54, 93, 0.1);
}

.form__textarea {
    resize: vertical;
    min-height: 140px;
    line-height: 1.6;
}

.footer {
    background: linear-gradient(180deg, var(--color-dark) 0%, #0f172a 100%);
    color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer__content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer__title {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.footer .footer__heading {
    font-family: var(--font-display);
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: var(--spacing-md);
    color: var(--color-white);
    letter-spacing: 0.02em;
}

.footer__description {
    color: rgba(255, 255, 255, 0.75);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
    font-size: 0.9rem;
}

.footer__social {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: var(--border-radius-md);
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    transition: all var(--transition-base);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.social-link:hover {
    background: var(--color-gold);
    color: var(--color-white);
    transform: translateY(-3px);
    box-shadow: var(--shadow-gold);
    border-color: var(--color-gold);
}

.footer__links {
    list-style: none;
}

.footer__links li {
    margin-bottom: 0.5rem;
}

.footer__links a {
    color: rgba(255, 255, 255, 0.75);
    text-decoration: none;
    transition: all var(--transition-fast);
    font-size: 0.9rem;
}

.footer__links a:hover {
    color: var(--color-gold);
    opacity: 1;
}

.footer__contact a {
    color: #ffffff;
    text-decoration: none;
}
.footer__contact a:hover {
    color: var(--color-gold);
}

/* Footer：链接列由 main.js 包成 details，小屏手风琴 + 箭头；宽屏展开 */
.footer__details {
    width: 100%;
}

.footer__summary {
    list-style: none;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.footer__summary::-webkit-details-marker {
    display: none;
}

.footer__details .footer__summary .footer__title,
.footer__details .footer__summary .footer__heading,
.footer__details .footer__summary .footer__links-title {
    margin-bottom: 0;
}

@media (min-width: 769px) {
    .footer__summary {
        display: block;
        cursor: default;
        pointer-events: none;
    }

    .footer__details > .footer__summary {
        margin-bottom: var(--spacing-md);
    }

    .footer__summary::after {
        display: none !important;
    }
}

@media (max-width: 768px) {
    .footer__details {
        border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer__summary {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 0.75rem;
        padding: 0.65rem 0;
    }

    /* 与抽屉内一级下拉同一套「∨」折角 */
    .footer__summary::after {
        content: '';
        display: inline-block;
        flex-shrink: 0;
        box-sizing: border-box;
        width: 7px;
        height: 7px;
        margin-left: auto;
        border-right: 2px solid rgba(255, 255, 255, 0.55);
        border-bottom: 2px solid rgba(255, 255, 255, 0.55);
        border-top: none;
        border-left: none;
        transform: translateY(-1px) rotate(45deg);
        opacity: 0.9;
        transition: transform var(--transition-base), border-color var(--transition-base), opacity var(--transition-fast);
    }

    .footer__details[open] > .footer__summary::after {
        transform: translateY(1px) rotate(-135deg);
        border-color: var(--color-gold);
        opacity: 1;
    }

    .footer__details > .footer__links,
    .footer__details > .footer__links-list {
        padding-bottom: 0.35rem;
    }
}

.footer__bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.85rem;
}

.footer__bottom a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.footer__bottom a:hover {
    color: var(--color-gold);
}

@media (max-width: 1024px) {
    .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero__description {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero__badges {
        margin-left: auto;
        margin-right: auto;
    }
    
    .hero__actions {
        justify-content: center;
    }

    /* 产品/资讯类 Hero：双列规则曾覆盖上面的单列，窄屏须强制单列+居中，图片在上减轻挤压 */
    .hero--product .hero__content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 1.25rem;
    }

    .hero--product .hero__text {
        order: 2;
        max-width: 40rem;
        margin-left: auto;
        margin-right: auto;
    }

    .hero--product .hero__image {
        order: 1;
        width: 100%;
        max-width: min(22rem, 100%);
        margin-left: auto;
        margin-right: auto;
    }

    .hero--product .hero__image-wrapper {
        width: 100%;
        max-width: 100%;
    }
    
    .about__features {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .about__stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact__content {
        grid-template-columns: 1fr;
    }
    
    .certifications {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .certification {
        min-height: 180px;
    }
    
    .footer__content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 3rem;
        --spacing-lg: 2rem;
        --container-padding: 1.25rem;
        --header-height: 84px;
        --logo-mark-max-width: min(176px, 46vw);
    }

    .header {
        width: 100%;
        max-width: 100vw;
        overflow: visible;
    }

    /* 强制显示汉堡按钮（最高优先级） */
    .nav__toggle,
    body .nav__toggle {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .hero {
        padding: 0;
    }

    /* 抵消上一段 .hero{padding:0}，避免标题被固定顶栏遮挡；限制横向溢出 */
    .hero.hero--product {
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 1rem);
        padding-bottom: 2.5rem;
        overflow-x: hidden;
    }

    .hero.hero--solutions {
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 1rem);
        padding-bottom: 3rem;
    }

    .hero--product .hero__title {
        margin-top: 0.25rem;
    }

    .hero--product .hero__description {
        font-size: 1.05rem;
        line-height: 1.75;
        max-width: 36rem;
        margin-left: auto;
        margin-right: auto;
        padding: 0 0.125rem;
    }

    .hero--product .hero__image-content {
        max-width: 100%;
        width: 100%;
        border-radius: var(--border-radius-lg);
    }

    .nav {
        display: grid;
        grid-template-columns: minmax(0, 1fr) auto auto;
        align-items: center;
        width: 100%;
        max-width: 100%;
        padding: 0.35rem var(--container-padding);
        min-height: var(--header-height);
        height: auto;
        gap: 0.5rem;
        overflow: visible;
        position: relative;
    }

    .nav__logo {
        grid-column: 1;
        grid-row: 1;
        flex-shrink: 1;
        min-width: 0;
        max-width: none;
        align-self: center;
        overflow: visible;
    }

    .logo:has(.logo__image) .logo__image {
        max-height: calc(var(--header-height) - 0.7rem);
        width: auto;
        max-width: var(--logo-mark-max-width);
        height: auto;
        object-fit: contain;
    }

    .logo__text {
        font-size: 1.2rem;
    }

    .logo__tagline {
        font-size: 0.55rem;
    }

    .logo__text {
        font-size: 1.35rem;
    }

    /* Mobile Menu Panel — 抽屉视觉 */
    .nav__menu {
        display: flex;
        flex: none;
        min-width: 0;
        position: fixed;
        top: 0;
        right: 0; /* 默认隐藏：靠 visibility+transform 控制 */
        transform: translateX(100%);
        width: min(320px, 88vw);
        max-width: 88vw;
        height: 100vh;
        height: 100dvh;
        bottom: auto;
        left: auto;
        background: linear-gradient(165deg, #ffffff 0%, #f4f7fb 55%, #eef2f7 100%);
        border-radius: var(--border-radius-lg) 0 0 var(--border-radius-lg);
        border-left: 1px solid rgba(15, 39, 68, 0.06);
        box-shadow: inset 1px 0 0 rgba(255, 255, 255, 0.85);
        flex-direction: column;
        flex-wrap: nowrap;
        justify-content: flex-start;
        align-items: stretch;
        align-content: flex-start;
        padding: 0;
        gap: 0;
        z-index: 1002;
        overflow-y: auto;
        overflow-x: hidden;
        -webkit-overflow-scrolling: touch;
        scrollbar-width: thin;
        scrollbar-color: rgba(15, 39, 68, 0.2) transparent;
        transition: transform 0.38s cubic-bezier(0.32, 0.72, 0, 1), visibility 0s linear 0.38s;
        /* 确保不在flex容器中占用空间 */
        flex: 0 0 auto;
        order: 3;
        /* 非活跃时完全不可见且不交互 */
        visibility: hidden;
        pointer-events: none;
    }

    .nav__menu::-webkit-scrollbar {
        width: 5px;
    }

    .nav__menu::-webkit-scrollbar-thumb {
        background: rgba(15, 39, 68, 0.2);
        border-radius: var(--border-radius-full);
    }
    
    .nav__menu.active {
        transform: translateX(0);
        visibility: visible;
        pointer-events: auto;
        box-shadow:
            -12px 0 40px rgba(15, 39, 68, 0.12),
            -4px 0 0 rgba(201, 162, 39, 0.35),
            -100vw 0 0 100vw rgba(15, 39, 68, 0.45);
        z-index: 1004;
        transition: transform 0.38s cubic-bezier(0.32, 0.72, 0, 1), visibility 0s linear 0s;
    }
    
    /* 抽屉打开时隐藏顶栏汉堡（由 main.js 在 .nav 上加 nav--drawer-open），避免与抽屉内关闭钮重叠 */
    .nav.nav--drawer-open .nav__toggle {
        visibility: hidden;
        pointer-events: none;
        opacity: 0;
    }
    
    /* 抽屉顶栏 */
    .nav__menu-header {
        display: flex !important;
        align-items: center;
        justify-content: space-between;
        padding: 0;
        min-height: 56px;
        background: linear-gradient(180deg, rgba(255, 255, 255, 0.98) 0%, rgba(248, 250, 252, 0.96) 100%);
        border-bottom: 1px solid rgba(15, 39, 68, 0.08);
        box-shadow: 0 4px 20px rgba(15, 39, 68, 0.06);
        flex-shrink: 0;
        width: 100%;
        z-index: 10;
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
        animation: none !important;
    }
    
    .nav__menu.active .nav__menu-header,
    .nav__menu .nav__menu-header {
        opacity: 1 !important;
        transform: none !important;
        transition: none !important;
        animation: none !important;
    }
    
    .nav__menu > .nav__item:not(.nav__menu-header) {
        margin-top: 0;
    }

    /* 抽屉内链接：禁用桌面端「下划线」::after，否则与下拉箭头共用伪元素会在底部错位成菱形 */
    .nav__menu .nav__link::after {
        content: none !important;
        display: none !important;
        position: static !important;
        inset: auto !important;
        width: 0 !important;
        height: 0 !important;
        margin: 0 !important;
        padding: 0 !important;
        background: none !important;
        border: none !important;
        transform: none !important;
    }

    .nav__menu-header-inner {
        display: flex;
        align-items: center;
        justify-content: space-between;
        width: 100%;
        padding: 14px 1.25rem 12px;
        padding-top: max(14px, env(safe-area-inset-top, 0px));
    }
    
    .nav__menu-header .nav__link {
        display: none;
    }
    
    .nav__menu-brand {
        font-size: 16px;
        font-weight: 700;
        color: var(--color-primary-dark);
        letter-spacing: 0.035em;
    }
    
    .nav__menu-close {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: linear-gradient(145deg, var(--color-primary-dark) 0%, #1a365d 100%);
        border: none;
        border-radius: var(--border-radius-full);
        cursor: pointer;
        padding: 0;
        box-shadow: var(--shadow-sm), 0 0 0 1px rgba(255, 255, 255, 0.12) inset;
        transition: transform var(--transition-fast), box-shadow var(--transition-fast), opacity var(--transition-fast);
    }
    
    .nav__menu-close:hover {
        opacity: 0.92;
        box-shadow: var(--shadow-md), 0 0 0 1px rgba(255, 255, 255, 0.15) inset;
    }

    .nav__menu-close:active {
        transform: scale(0.94);
    }

    .nav__menu-close:focus-visible {
        outline: 2px solid var(--color-gold);
        outline-offset: 2px;
    }
    
    .nav__menu-close svg {
        width: 18px;
        height: 18px;
        stroke: var(--color-white);
    }
    
    .nav__item {
        width: 100%;
        opacity: 0;
        transform: translateX(30px);
        transition: opacity 0.3s ease, transform 0.3s ease;
    }

    .nav__menu.active .nav__item {
        opacity: 1;
        transform: translateX(0);
    }
    
    /* Staggered animation for menu items (skip header) */
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(2) { transition-delay: 0.08s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(3) { transition-delay: 0.12s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(4) { transition-delay: 0.16s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(5) { transition-delay: 0.20s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(6) { transition-delay: 0.24s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(7) { transition-delay: 0.28s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(8) { transition-delay: 0.32s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(9) { transition-delay: 0.36s; }
    .nav__menu.active .nav__item:not(.nav__menu-header):nth-child(10) { transition-delay: 0.40s; }
    
    /* 一级菜单行 */
    .nav__link {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 1rem 1.25rem;
        border-bottom: 1px solid rgba(15, 39, 68, 0.06);
        font-size: 16px;
        font-weight: 600;
        color: var(--color-dark-light);
        transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
        text-decoration: none;
        text-transform: uppercase;
        letter-spacing: 0.05em;
        -webkit-tap-highlight-color: transparent;
    }
    
    .nav__link:hover,
    .nav__link:active {
        background: linear-gradient(90deg, rgba(201, 162, 39, 0.08) 0%, rgba(248, 250, 252, 0.95) 38%, rgba(255, 255, 255, 0.4) 100%);
        color: var(--color-primary-dark);
    }
    
    /* 带下拉的父级：文字链接 + 右侧展开按钮 */
    .nav__link-row {
        display: flex;
        align-items: stretch;
        width: 100%;
        border-bottom: 1px solid rgba(15, 39, 68, 0.06);
    }

    .nav__item--dropdown > .nav__link-row > .nav__link {
        flex: 1;
        min-width: 0;
        justify-content: flex-start;
        border-bottom: none;
        white-space: nowrap;
    }

    .nav__submenu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        width: 3rem;
        min-height: 3.25rem;
        margin: 0;
        padding: 0;
        border: none;
        border-left: 1px solid rgba(15, 39, 68, 0.08);
        background: rgba(255, 255, 255, 0.35);
        color: var(--color-dark-light);
        cursor: pointer;
        -webkit-tap-highlight-color: transparent;
        transition: background var(--transition-fast), color var(--transition-fast);
    }

    .nav__submenu-toggle:hover,
    .nav__submenu-toggle:focus-visible {
        background: rgba(201, 162, 39, 0.1);
        color: var(--color-primary-dark);
        outline: none;
    }

    .nav__submenu-toggle-icon {
        display: block;
        box-sizing: border-box;
        width: 7px;
        height: 7px;
        border-right: 2px solid currentColor;
        border-bottom: 2px solid currentColor;
        transform: translateY(-1px) rotate(45deg);
        opacity: 0.88;
        transition: transform var(--transition-base), opacity var(--transition-fast);
    }

    .nav__item--dropdown.active .nav__submenu-toggle {
        background: rgba(201, 162, 39, 0.14);
        color: var(--color-gold-dark);
    }

    .nav__item--dropdown.active .nav__submenu-toggle-icon {
        transform: translateY(1px) rotate(-135deg);
        opacity: 1;
    }

    .nav__item--dropdown.active > .nav__link-row > .nav__link {
        color: var(--color-primary-dark);
        background: linear-gradient(90deg, rgba(201, 162, 39, 0.12) 0%, rgba(237, 242, 247, 0.9) 100%);
        box-shadow: inset 3px 0 0 var(--color-gold);
    }

    /* 二级区域 */
    .nav__dropdown {
        display: none;
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        width: 100%;
        min-width: 0;
        box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
        background: linear-gradient(180deg, #eef2f7 0%, #e8edf3 100%);
        padding: 0.35rem 0 0.5rem;
        border: none;
        margin: 0;
        border-radius: 0;
        border-top: 1px solid rgba(15, 39, 68, 0.07);
    }
    
    .nav__item--dropdown.active .nav__dropdown {
        display: block !important;
        animation: slideDown 0.3s ease;
    }
    
    @keyframes slideDown {
        from {
            opacity: 0;
            max-height: 0;
        }
        to {
            opacity: 1;
            max-height: 600px;
        }
    }

    .nav__dropdown-grid {
        display: flex;
        flex-direction: column;
        gap: 0;
    }

    .nav__dropdown-item {
        padding: 0.65rem 1rem 0.65rem 1.15rem;
        margin: 0 0.65rem;
        background: rgba(255, 255, 255, 0.55);
        border: 1px solid rgba(15, 39, 68, 0.06);
        border-radius: var(--border-radius-md);
        text-align: left;
        align-items: center;
        display: flex;
        flex-direction: row;
        gap: 0.75rem;
        transition: background var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
    }

    .nav__dropdown-item + .nav__dropdown-item {
        margin-top: 0.35rem;
    }
    
    .nav__dropdown-item:last-child {
        margin-bottom: 0.35rem;
    }

    .nav__dropdown-item:hover,
    .nav__dropdown-item:active {
        transform: none;
        box-shadow: var(--shadow-xs);
        background: rgba(255, 255, 255, 0.98);
        border-color: rgba(201, 162, 39, 0.2);
    }

    .nav__dropdown-icon {
        width: 36px;
        height: 36px;
        min-width: 36px;
        margin-bottom: 0;
        flex-shrink: 0;
        display: flex;
        align-items: center;
        justify-content: center;
        border-radius: var(--border-radius-sm);
        background: rgba(255, 255, 255, 0.9);
        color: var(--color-gold-dark);
        box-shadow: 0 1px 3px rgba(15, 39, 68, 0.06);
    }

    .nav__dropdown-icon svg {
        width: 18px;
        height: 18px;
    }

    .nav__dropdown-link {
        font-size: 15px;
        margin-bottom: 0;
        font-weight: 500;
        color: var(--color-dark-light);
        text-decoration: none;
        line-height: 1.4;
        letter-spacing: 0.02em;
    }

    .nav__dropdown-link:active {
        color: var(--color-primary-dark);
    }

    .nav__dropdown-description {
        display: none;
    }
    
    .nav__cta {
        display: flex !important;
        grid-column: 2;
        grid-row: 1;
        justify-self: end;
        align-self: center;
        margin-left: 0;
        margin-right: 0.25rem;
    }

    .nav__cta .contact-team__whatsapp--nav {
        padding: 0.45rem 0.875rem;
        font-size: 0.8125rem;
        box-shadow:
            0 1px 2px rgba(15, 39, 68, 0.05),
            0 0 0 1px rgba(255, 255, 255, 0.5) inset;
    }
    
    /* Mobile menu close button */
    .nav__close {
        display: none;
    }
    
    /* Improve touch targets */
    .nav__link,
    .nav__dropdown-link {
        -webkit-tap-highlight-color: transparent;
        touch-action: manipulation;
    }
    
    .nav__toggle {
        grid-column: 3;
        grid-row: 1;
        display: flex !important;
        flex-direction: column;
        justify-content: space-between;
        align-items: stretch;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
        padding: 11px 8px;
        box-sizing: border-box;
        z-index: 1005;
        cursor: pointer;
        pointer-events: auto;
        background: transparent;
        border: none;
        margin: 0;
        flex-shrink: 0;
        justify-self: end;
        align-self: center;
    }

    .nav__toggle span {
        display: block !important;
        width: 100%;
        height: 3px;
        background-color: #333 !important;
        border-radius: 3px;
        transition: all 0.3s ease;
    }

    .nav__toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav__toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav__toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }
    
    .hero__title {
        font-size: 2.2rem;
    }
    
    .hero__title--sub {
        font-size: 1.1rem;
    }
    
    .hero__badges {
        flex-direction: column;
        align-items: center;
    }
    
    .about__stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about__info {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .about__text {
        padding-right: 0;
    }
    
    .about__image-grid {
        grid-template-columns: 1fr;
    }
    
    .about__image-item:first-child {
        grid-column: auto;
    }
    
    .about__features {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact__highlights ul {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer__content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    :root {
        --container-padding: 1rem;
        --header-height: 80px;
        --logo-mark-max-width: min(168px, 44vw);
    }

    .section-title {
        font-size: 1.75rem;
    }

    .section-title--hero,
    .about__headline {
        font-size: clamp(1.2rem, 5.5vw, 1.7rem) !important;
        line-height: 1.3;
    }
    
    .hero__title {
        font-size: 2rem;
    }
    
    .hero__title--sub {
        font-size: 1rem;
    }
    
    .hero__actions {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
    }

    .nav__cta .contact-team__whatsapp--nav {
        padding: 0;
        width: 40px;
        height: 40px;
        min-width: 40px;
        justify-content: center;
        border-radius: var(--border-radius-full);
        gap: 0;
        background: var(--color-whatsapp-soft);
        border-color: var(--color-whatsapp-border);
        box-shadow:
            0 1px 3px rgba(15, 39, 68, 0.06),
            0 0 0 1px rgba(255, 255, 255, 0.55) inset;
    }

    .nav__cta .contact-team__whatsapp--nav:hover {
        background: linear-gradient(135deg, #2dd36f 0%, var(--color-whatsapp) 100%);
    }

    .nav__cta .contact-team__whatsapp--nav span {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }

    .nav__cta .contact-team__whatsapp--nav svg {
        width: 20px;
        height: 20px;
    }
    
    .services__grid,
    .products__grid,
    .cases__grid,
    .features__grid,
    .testimonials__grid {
        grid-template-columns: 1fr;
    }
    
    .about__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .about__lead {
        font-size: 0.975rem;
        line-height: 1.8;
    }

    .about__points {
        gap: 0.75rem;
    }

    .about__point {
        padding: 0.875rem;
    }

    .about__meta-tags {
        gap: 0.4rem;
    }

    .about__meta-tag {
        font-size: 0.76rem;
        padding: 0.3rem 0.65rem;
    }

    .about__description-row {
        flex-direction: column;
        gap: 0.75rem;
    }
    
    .process__steps {
        grid-template-columns: 1fr;
    }
    
    .faq__list {
        max-width: 100%;
    }
    
    .contact-item {
        flex-direction: column;
        text-align: center;
    }
    
    .contact__highlights ul {
        grid-template-columns: 1fr;
    }
    
    .contact__highlights h4 {
        font-size: 1.5rem;
    }
    
    .contact-item__icon {
        margin-bottom: var(--spacing-xs);
    }
}

@media print {
    .header,
    .hero,
    .contact__form,
    .footer,
    .back-to-top {
        display: none;
    }
    
    .services,
    .products,
    .about,
    .faq,
    .cases,
    .process {
        page-break-inside: avoid;
    }
}

.phone-link {
    color: var(--color-text);
    text-decoration: none;
    position: relative;
    display: inline-block;
    transition: all var(--transition-base);
    padding: 0.2rem 0.4rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
}

.phone-link:hover {
    color: var(--color-primary);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    transform: translateY(-2px);
}

.phone-link:active {
    transform: translateY(0);
}

.phone-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.4rem;
    right: 0.4rem;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transition: transform var(--transition-base);
    border-radius: 1px;
}

.phone-link:hover::after {
    transform: scaleX(1);
}

.footer__description .phone-link,
.contact-item__content .phone-link,
.section-subtitle .phone-link,
.fishbone__contact .phone-link {
    color: var(--color-text);
    font-weight: 600;
}

.footer__description .phone-link {
    color: var(--color-white);
    text-decoration: none;
    position: relative;
    display: inline-block;
    transition: all var(--transition-base);
    padding: 0.2rem 0.4rem;
    border-radius: var(--border-radius-sm);
    font-weight: 600;
    background: rgba(255, 255, 255, 0.1);
}

.footer__description .phone-link:hover {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.footer__description .phone-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.4rem;
    right: 0.4rem;
    height: 2px;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.6));
    transform: scaleX(0);
    transition: transform var(--transition-base);
    border-radius: 1px;
}

.footer__description .phone-link:hover::after {
    transform: scaleX(1);
}

.contact-item__content .phone-link:hover,
.section-subtitle .phone-link:hover,
.fishbone__contact .phone-link:hover {
    color: var(--color-primary);
}

.nav__hotline-number {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 700;
    transition: all var(--transition-base);
    display: inline-block;
}

.nav__hotline-number:hover {
    color: var(--color-primary-dark);
    transform: scale(1.05);
    text-shadow: 0 0 20px rgba(1, 117, 44, 0.3);
}

.product-card__actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.product-card__actions .btn {
    flex: 1;
    text-align: center;
    padding: 0.5rem 0.75rem;
    font-size: 0.8rem;
}

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
}

.modal--active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(8px);
}

.modal__content {
    position: relative;
    background: var(--color-white);
    border-radius: var(--border-radius-xl);
    padding: 2.5rem;
    max-width: 480px;
    width: 90%;
    box-shadow: var(--shadow-2xl);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-30px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.modal__close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--color-gray-lighter);
    border: none;
    width: 36px;
    height: 36px;
    border-radius: var(--border-radius-md);
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--color-text-light);
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal__close:hover {
    background: var(--color-gray-light);
    color: var(--color-dark);
    transform: rotate(90deg);
}

.modal__title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: 1.5rem;
    text-align: center;
}

.modal__privacy {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    border: 1px solid rgba(102, 126, 234, 0.2);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--color-text-light);
    text-align: center;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group label {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text);
}

.form-group input,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--color-gray-light);
    border-radius: 8px;
    font-size: 1rem;
    transition: all var(--transition-base);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

@media (max-width: 768px) {
    .modal__content {
        padding: 2rem;
        max-width: 95%;
    }
    
    .modal__title {
        font-size: 1.25rem;
    }
    
    .product-card__actions {
        flex-direction: column;
    }
    
    .product-card__actions .btn {
        width: 100%;
    }
}

.lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    visibility: visible;
}

.lightbox__overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.92);
    backdrop-filter: blur(12px);
}

.lightbox__content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    z-index: 10001;
    animation: lightboxIn 0.3s ease;
}

@keyframes lightboxIn {
    from {
        transform: scale(0.9);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.lightbox__image {
    max-width: 100%;
    max-height: 85vh;
    display: block;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-2xl);
    transition: all 0.3s ease;
    cursor: pointer;
}

/* Product Detail Page Styles */
.product-main {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.product-main .container {
    max-width: var(--container-max-width);
}

.row {
    display: flex;
    flex-wrap: wrap;
    margin: 0 -15px;
}

.col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
    padding: 0 15px;
}

.product-images {
    background: var(--color-gray-lighter);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.product-images__main {
    margin-bottom: var(--spacing-md);
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.product-images__main-img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.product-images__main:hover .product-images__main-img {
    transform: scale(1.02);
}

.product-images__thumbs {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    padding-bottom: var(--spacing-sm);
}

.product-images__thumb {
    flex: 0 0 80px;
    cursor: pointer;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.product-images__thumb.active {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px rgba(212, 175, 55, 0.2);
}

.product-images__thumb-img {
    width: 100%;
    height: auto;
    display: block;
}

.product-info {
    padding: var(--spacing-lg);
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-light);
}

.product-info__title {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.product-info__price {
    font-size: 1.8rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-lg);
}

.product-info__meta {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--color-gray-lighter);
    border-radius: var(--border-radius-md);
}

.product-info__meta-item {
    display: flex;
    margin-bottom: var(--spacing-sm);
    align-items: flex-start;
}

.product-info__meta-item:last-child {
    margin-bottom: 0;
}

.product-info__meta-label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    min-width: 120px;
    flex-shrink: 0;
}

.product-info__meta-value {
    color: var(--color-text-light);
    flex: 1;
}

.product-info__desc {
    margin-bottom: var(--spacing-lg);
}

.product-info__desc-title {
    font-size: 1.2rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.product-info__desc-text {
    color: var(--color-text-light);
    line-height: 1.8;
}

.product-info__actions {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.product-info__actions .btn {
    flex: 1;
    min-width: 150px;
}

.product-info__contact {
    padding: var(--spacing-md);
    background: linear-gradient(135deg, rgba(212, 175, 55, 0.1), rgba(212, 175, 55, 0.05));
    border-radius: var(--border-radius-md);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.product-info__contact-title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
}

.product-info__contact-phone {
    font-weight: var(--font-weight-semibold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-xs);
}

.product-info__contact-email {
    color: var(--color-text-light);
}

.product-details {
    padding: var(--spacing-xl) 0;
    background: var(--color-bg-secondary);
}

.product-details__tabs {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.product-details__tab-nav {
    display: flex;
    border-bottom: 1px solid var(--color-gray-light);
    background: var(--color-gray-lighter);
}

.product-details__tab-item {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-light);
    transition: all 0.3s ease;
    border-bottom: 3px solid transparent;
}

.product-details__tab-item.active {
    color: var(--color-primary);
    background: var(--color-white);
    border-bottom-color: var(--color-primary);
}

.product-details__tab-content {
    padding: var(--spacing-xl);
    display: none;
}

.product-details__tab-content.active {
    display: block;
}

.product-details__content-title {
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

.product-details__content-text {
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.product-details__content-list {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-details__content-list-item {
    padding: var(--spacing-sm) 0;
    color: var(--color-text-light);
    position: relative;
    padding-left: 1.5rem;
}

.product-details__content-list-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    top: var(--spacing-sm);
    color: var(--color-primary);
    font-weight: bold;
}

.product-details__spec-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: var(--spacing-md);
}

.product-details__spec-label {
    width: 30%;
    padding: var(--spacing-sm);
    background: var(--color-gray-lighter);
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    border: 1px solid var(--color-gray-light);
}

.product-details__spec-value {
    padding: var(--spacing-sm);
    color: var(--color-text-light);
    border: 1px solid var(--color-gray-light);
}

.product-details__content-process {
    list-style: none;
    margin-bottom: var(--spacing-md);
}

.product-details__content-process-item {
    display: flex;
    margin-bottom: var(--spacing-lg);
    gap: var(--spacing-md);
}

.product-details__content-process-number {
    flex-shrink: 0;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--color-primary);
    color: var(--color-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: var(--font-weight-bold);
    margin-top: 2px;
}

.product-details__content-process-info {
    flex: 1;
}

.product-details__content-process-title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.product-details__content-process-desc {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .col-md-6 {
        flex: 0 0 100%;
        max-width: 100%;
        margin-bottom: var(--spacing-lg);
    }
    
    .product-info__actions {
        flex-direction: column;
    }
    
    .product-info__actions .btn {
        width: 100%;
    }
    
    .product-details__tab-nav {
        overflow-x: auto;
        white-space: nowrap;
    }
    
    .product-details__tab-item {
        flex: 0 0 auto;
    }
    
    .product-details__tab-content {
        padding: var(--spacing-lg);
    }
    
    .product-details__content-process-item {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .product-details__content-process-number {
        align-self: flex-start;
    }
}

@media (max-width: 480px) {
    .product-info {
        padding: var(--spacing-md);
    }
    
    .product-info__title {
        font-size: 1.8rem;
    }
    
    .product-info__price {
        font-size: 1.5rem;
    }
    
    .product-info__meta-label {
        min-width: 100px;
        font-size: 0.9rem;
    }
    
    .product-details__spec-label {
        width: 40%;
        font-size: 0.9rem;
    }
    
    .product-details__spec-value {
        font-size: 0.9rem;
    }
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.features__item {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-align: center;
    border: 1px solid var(--color-gray-light);
}

.features__item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.features__icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-light) 100%);
    border-radius: var(--border-radius-full);
    color: var(--color-white);
}

.features__icon svg {
    width: 36px;
    height: 36px;
}

.features__title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--color-text);
}

.features__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.process__steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.process__step,
.process-step {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    text-align: center;
    border: 1px solid var(--color-gray-light);
    position: relative;
}

.process__step:hover,
.process-step:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(201, 162, 39, 0.3);
}

.process__step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: var(--border-radius-md);
    background: linear-gradient(135deg, var(--color-gold), var(--color-gold-dark));
    color: var(--color-white);
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    transition: all var(--transition-base);
}

.process__step:hover .process__step-number,
.process-step:hover .process__step-number {
    transform: scale(1.05);
    box-shadow: var(--shadow-gold);
}

.process__step-title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.process__step-description {
    color: var(--color-text-light);
    font-size: 0.9rem;
    line-height: 1.6;
}

.faq__items {
    max-width: 900px;
    margin: 0 auto;
}

.faq__item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
}

.faq__item:hover {
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 162, 39, 0.2);
}

.faq__question {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    list-style: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: color var(--transition-fast);
    font-size: 1rem;
}

.faq__question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-gold);
    transition: transform var(--transition-base);
}

.faq__question:hover {
    color: var(--color-primary);
}

.faq__answer {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--color-text-light);
    line-height: 1.9;
    border-top: 1px solid var(--color-gray-light);
    margin-top: 0;
    font-size: 1rem;
}

.cta {
    background: #f8f9fa;
    border-radius: 0;
    padding: var(--spacing-xl) 0;
    text-align: center;
    color: var(--color-dark);
    box-shadow: none;
    position: relative;
    overflow: hidden;
    width: 100%;
}

.cta__title {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
    position: relative;
    z-index: 1;
}

.cta__description {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
    color: var(--color-text);
}

.cta__actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.lightbox__prev,
.lightbox__next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 10002;
}

.lightbox__prev {
    left: -70px;
}

.lightbox__next {
    right: -70px;
}

.lightbox__prev:hover,
.lightbox__next:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: translateY(-50%) scale(1.1);
}

.lightbox__counter {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    backdrop-filter: blur(10px);
}

.lightbox__close {
    position: absolute;
    top: -50px;
    right: 0;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.2);
    color: var(--color-white);
    font-size: 2rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.lightbox__close:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: rotate(90deg);
}

@media (max-width: 768px) {
    .lightbox__content {
        max-width: 95vw;
        max-height: 95vh;
    }

    .lightbox__image {
        max-height: 80vh;
    }

    .lightbox__close {
        top: -45px;
        width: 36px;
        height: 36px;
        font-size: 1.5rem;
    }

    .lightbox__prev,
    .lightbox__next {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }

    .lightbox__prev {
        left: -50px;
    }

    .lightbox__next {
        right: -50px;
    }

    .lightbox__counter {
        bottom: -35px;
        padding: 6px 16px;
        font-size: 0.8rem;
    }
}

.section.animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.section.animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.service-card.animate,
.product-card.animate,
.feature.animate,
.case-card.animate,
.process-step.animate {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.service-card.animate.visible,
.product-card.animate.visible,
.feature.animate.visible,
.case-card.animate.visible,
.process-step.animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.btn {
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

/* Banner Styles - 完全重写 */
/* ========== Hero Banner (White) ========== */
.hero-banner {
    width: 100%;
    padding: calc(var(--header-height) + 80px) 0 120px;
    min-height: 720px;
    display: flex;
    align-items: center;
    background: #f7f7f7;
    position: relative;
    overflow: hidden;
}

.hero-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #d4af37 0%, #e87a2e 50%, #d4af37 100%);
}

.hero-banner__inner {
    display: flex;
    align-items: center;
    gap: 48px;
    position: relative;
    z-index: 1;
    justify-content: space-between;
}

.hero-banner__content {
    flex: 1 1 50%;
    min-width: 0;
    color: #1a202c;
    text-align: left;
}

.hero-banner__title {
    font-size: clamp(22px, 3.1vw, 36px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 18px;
    color: #0f2744;
    text-shadow: none;
    text-align: left;
    white-space: nowrap;
}

.hero-banner__subtitle {
    font-size: clamp(18px, 2.4vw, 24px);
    font-weight: 600;
    margin-bottom: 20px;
    color: #2d3748;
    letter-spacing: 0.02em;
    text-align: left;
}

.hero-banner__desc {
    font-size: clamp(15px, 1.8vw, 17px);
    line-height: 1.8;
    margin-bottom: 40px;
    color: #4a5568;
    text-align: left;
    /* 整块文案区：可写多行编号，也可改回一段话，点选编辑只动这一块 */
    white-space: pre-line;
}

.hero-banner__desc-list {
    list-style: none;
    padding: 0;
    margin: 0 0 28px 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    counter-reset: hero-desc;
}

.hero-banner__desc-list li {
    font-size: clamp(14px, 1.6vw, 16px);
    line-height: 1.55;
    color: #4a5568;
    padding-left: 1.4em;
    position: relative;
    counter-increment: hero-desc;
}

.hero-banner__desc-list li::before {
    content: counter(hero-desc) ".";
    position: absolute;
    left: 0;
    font-weight: 600;
    color: #0f2744;
}

.hero-banner__actions {
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    gap: 16px;
    align-items: center;
}

.hero-banner__actions .btn {
    flex: 0 0 auto;
    white-space: nowrap;
}

.btn--outline-white {
    background: transparent;
    border: 2px solid #0f2744;
    color: #0f2744;
}
.btn--outline-white:hover {
    background: #0f2744;
    border-color: #0f2744;
    color: #ffffff;
}

/* 固定横向轮播：宽度不随左侧文案变高而被挤成竖图（对齐改文案前图1） */
.hero-banner__carousel {
    flex: 0 0 46%;
    width: 46%;
    max-width: 560px;
    min-width: 400px;
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    box-shadow: 0 24px 70px rgba(0,0,0,0.28), 0 10px 30px rgba(0,0,0,0.18);
    align-self: center;
}

.hero-banner__carousel-track {
    position: relative;
    width: 100%;
    aspect-ratio: 3 / 2; /* 横向，不随左侧文案变高而变竖 */
}

.hero-banner__carousel-slide {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
    z-index: 1;
}

.hero-banner__carousel-slide.active {
    opacity: 1;
    z-index: 2;
}

.hero-banner__carousel-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 18px;
}

.hero-banner__carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.hero-banner__carousel-dots .dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(15, 39, 68, 0.3);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(15, 39, 68, 0.4);
}

.hero-banner__carousel-dots .dot.active {
    background: #0f2744;
    transform: scale(1.2);
    border-color: #0f2744;
}

.hero-banner__carousel-dots .dot:hover {
    background: rgba(15, 39, 68, 0.6);
}

@media (max-width: 992px) {
    .hero-banner__inner {
        flex-direction: column-reverse;
        gap: 36px;
        padding-top: 20px;
    }
    .hero-banner__content { flex: none; width: 100%; text-align: center; }
    .hero-banner__title { white-space: normal; }
    .hero-banner__content .hero-banner__title,
    .hero-banner__content .hero-banner__subtitle,
    .hero-banner__content .hero-banner__desc { text-align: center; }
    .hero-banner__desc { max-width: 600px; margin-left: auto; margin-right: auto; }
    .hero-banner__desc-list { text-align: left; max-width: 100%; }
    .hero-banner__actions { justify-content: center; flex-wrap: wrap; }
    .hero-banner__carousel {
        flex: 0 0 auto;
        width: 90%;
        max-width: 400px;
        min-width: 0;
    }
}

@media (max-width: 600px) {
    .hero-banner { padding: calc(var(--header-height) + 30px) 0 60px; min-height: auto; }
    .hero-banner__carousel { max-width: 340px; width: 100%; min-width: 0; }
}

/* ========== hero-banner 手机端优化 (< 768px) ========== */
@media (max-width: 768px) {
    .hero-banner {
        padding: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 20px) 0 50px;
        min-height: auto;
    }

    .hero-banner__inner {
        flex-direction: column-reverse;
        gap: 28px;
        /* 确保不横向溢出 */
        max-width: 100%;
        overflow: hidden;
    }

    .hero-banner__content {
        flex: none;
        width: 100%;
        text-align: center;
        /* 防止文字溢出容器 */
        max-width: 100%;
        overflow-wrap: break-word;
        word-break: break-word;
        padding: 0 4px;
    }

    .hero-banner__title,
    .hero-banner__subtitle,
    .hero-banner__desc {
        text-align: center;
        max-width: 100%;
        overflow-wrap: break-word;
        word-break: break-word;
    }

    .hero-banner__desc-list {
        text-align: left;
        gap: 10px;
    }

    .hero-banner__desc-list li {
        font-size: clamp(13px, 3.6vw, 15px);
    }

    .hero-banner__title {
        font-size: clamp(22px, 6vw, 32px);
        margin-bottom: 12px;
    }

    .hero-banner__subtitle {
        font-size: clamp(14px, 4vw, 18px);
        margin-bottom: 16px;
    }

    .hero-banner__desc {
        font-size: clamp(13px, 3.6vw, 15px);
        line-height: 1.7;
        margin-bottom: 28px;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .hero-banner__desc-list {
        max-width: 100%;
        padding: 0 8px;
    }

    .hero-banner__desc-list li {
        font-size: clamp(12px, 3.4vw, 14px);
        line-height: 1.6;
    }

    .hero-banner__actions {
        justify-content: center;
    }

    .hero-banner__actions .btn {
        font-size: clamp(13px, 3.2vw, 15px);
        padding: 10px 20px;
    }

    .hero-banner__carousel {
        flex: 0 0 auto;
        max-width: min(360px, 92vw);
        width: 100%;
        min-width: 0;
        margin: 0 auto;
    }
}

/* 客户案例 */
.cases__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.case-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.case-card__image {
    height: 300px;
    overflow: hidden;
}

.case-card__image-content {
    width: 100%;
    height: 100%;
    object-fit: contain;
    transition: transform var(--transition-slow);
}

.case-card:hover .case-card__image-content {
    transform: scale(1.05);
}

.case-card__content {
    padding: var(--spacing-md);
}

.case-card__title {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.case-card__description {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* 客户证词 */
.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.testimonial-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.testimonial-card__quote {
    font-size: 1.1rem;
    font-style: italic;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.testimonial-card__quote::before {
    content: '"';
    font-size: 3rem;
    color: var(--color-primary-light);
    position: absolute;
    top: 10px;
    left: 20px;
    font-family: var(--font-display);
}

.testimonial-card__author {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.testimonial-card__author-name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
}

.testimonial-card__author-company {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.testimonial-card__author-en {
    font-size: 0.82rem;
    color: var(--color-text-light);
    font-weight: 500;
    letter-spacing: 0.02em;
    line-height: 1.35;
}

.testimonial-card__name {
    font-size: 1rem;
    font-weight: 600;
    color: var(--color-dark);
}

.testimonial-card__company {
    font-size: 0.9rem;
    color: var(--color-text-light);
}

/* 资质荣誉 */
.certifications__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
}

.certification-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    text-align: center;
}

.certification-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.certification-card__icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.certification-card__title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
}

.certification-card__description {
    color: var(--color-text-light);
    line-height: 1.6;
}

/* 响应式设�?*/
@media (max-width: 768px) {
    .cases__grid,
    .testimonials__grid,
    .certifications__grid {
        grid-template-columns: 1fr;
    }

    .case-card__image {
        height: 180px;
    }

    .testimonial-card,
    .certification-card {
        padding: var(--spacing-md);
    }
}

/* 动画效果 */
.testimonial-card.animate,
.certification-card.animate {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card.animate.visible,
.certification-card.animate.visible {
    opacity: 1;
    transform: translateY(0);
}

.testimonial-card.animate {
    transition-delay: 0.2s;
}

.certification-card.animate {
    transition-delay: 0.3s;
}

.form__group.focused .form__label {
    color: var(--color-primary);
    transform: translateY(-2px);
}

.form__group.focused .form__input,
.form__group.focused .form__select,
.form__group.focused .form__textarea {
    border-color: var(--color-primary);
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.stat:hover .stat__number {
    animation: pulse 0.6s ease-in-out;
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.about__text {
    animation: slideInLeft 0.8s ease-out;
    padding-right: var(--spacing-lg);
    display: flex;
    flex-direction: column;
}

.about__text .section-title {
    margin-bottom: var(--spacing-sm);
}

.about__text .section-subtitle {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 2px solid rgba(102, 126, 234, 0.1);
}

/* .about__description base rules are defined earlier; duplicate removed to avoid cascade conflicts */

.about__features {
    animation: fadeInUp 0.8s ease-out both;
}

.about__info {
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

.about__image {
    animation: fadeInUp 0.8s ease-out 0.4s both;
    position: relative;
}

.about__image-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.about__image-item {
    position: relative;
}

.about__image-wrapper {
    position: relative;
    width: 100%;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: 0 16px 40px rgba(102, 126, 234, 0.2);
    aspect-ratio: 4/3;
    border: 2px solid rgba(102, 126, 234, 0.15);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
}

.about__image-wrapper::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(102, 126, 234, 0.1) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
    pointer-events: none;
}

.about__image-content {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-base);
}

.about__image-link {
    display: block;
    text-decoration: none;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.about__image-link:hover .about__image-content {
    transform: scale(1.1);
}

.about__image:hover .about__image-content {
    transform: scale(1.1);
}

.about__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    aspect-ratio: 16/10;
}

.about__image-placeholder svg {
    width: 100%;
    height: 100%;
}

@keyframes shimmer {
    0% {
        background-position: -1000px 0;
    }
    100% {
        background-position: 1000px 0;
    }
}

.badge {
    position: relative;
    overflow: hidden;
}

.badge::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    background-size: 1000px 100%;
    animation: shimmer 3s infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.hero__image-wrapper::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border: 2px solid rgba(102, 126, 234, 0.3);
    border-radius: var(--border-radius-xl);
    animation: rotate 20s linear infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.btn:hover {
    animation: bounce 0.5s ease;
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(102, 126, 234, 0.5);
    }
    50% {
        box-shadow: 0 0 20px rgba(102, 126, 234, 0.8), 0 0 30px rgba(118, 75, 162, 0.6);
    }
}

.back-to-top:hover {
    animation: glow 1.5s ease-in-out infinite;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.8);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.faq-item[open] .faq-item__answer {
    animation: fadeInScale 0.3s ease-out;
}

.cases {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.cases__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.case-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid var(--color-gray-light);
    position: relative;
}

.case-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    transform: scaleX(0);
    transition: transform var(--transition-base);
}

.case-card:hover {
    transform: translateY(-12px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.case-card:hover::before {
    transform: scaleX(1);
}

.case-card__image {
    width: 100%;
    aspect-ratio: 3/2;
    overflow: hidden;
    position: relative;
}

.case-card__image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.15) 0%, rgba(118, 75, 162, 0.15) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.case-card:hover .case-card__image::after {
    opacity: 1;
}

.case-card__placeholder {
    width: 100%;
    height: 100%;
    transition: transform var(--transition-base);
}

.case-card:hover .case-card__placeholder {
    transform: scale(1.05);
}

.case-card__placeholder svg {
    width: 100%;
    height: 100%;
}

.case-card__content {
    padding: var(--spacing-md);
}

.case-card__title {
    font-family: var(--font-display);
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-sm);
    letter-spacing: -0.01em;
}

.case-card__title-en {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-text-light);
    margin: -0.25rem 0 var(--spacing-sm);
    letter-spacing: 0.02em;
    line-height: 1.4;
}

.case-card__description {
    color: var(--color-text-light);
    line-height: 1.9;
    margin-bottom: var(--spacing-sm);
    font-size: 1.05rem;
    letter-spacing: 0.01em;
}

.case-card__tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: var(--color-white);
    padding: 0.35rem 0.85rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    transition: all var(--transition-base);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.2);
}

.tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
}

.products__summary {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.products__summary p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.05rem;
    margin: 0;
}

.cases__summary {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.cases__summary p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.05rem;
    margin: 0;
}

.services__summary {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    border-radius: var(--border-radius-lg);
    border-left: 4px solid var(--color-primary);
    box-shadow: var(--shadow-sm);
}

.services__summary p {
    color: var(--color-text);
    line-height: 1.8;
    font-size: 1.05rem;
    margin: 0;
}

.process {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    margin-top: var(--spacing-xl);
}

.fishbone {
    position: relative;
    padding: var(--spacing-xl) 0;
    max-width: 1200px;
    margin: 0 auto;
    padding-bottom: 300px;
}

.fishbone__main-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 200px;
    width: 4px;
    background: linear-gradient(180deg, var(--color-primary), var(--color-secondary));
    transform: translateX(-50%);
    border-radius: 2px;
}

.fishbone__head {
    position: absolute;
    left: 50%;
    bottom: 200px;
    transform: translateX(-50%);
    z-index: 10;
}

.fishbone__head-content {
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    box-shadow: var(--shadow-lg);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 8px 24px rgba(102, 126, 234, 0.3);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 12px 32px rgba(102, 126, 234, 0.4);
    }
}

.fishbone__head-icon {
    font-size: 2.5rem;
}

.fishbone__head-text {
    color: var(--color-white);
    font-size: 1.3rem;
    font-weight: 700;
    text-align: center;
}

.fishbone__contact {
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 100%;
    max-width: 600px;
    text-align: center;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.05) 0%, rgba(118, 75, 162, 0.05) 100%);
    border-radius: var(--border-radius-lg);
    border: 2px solid rgba(102, 126, 234, 0.1);
    z-index: 10;
}

.fishbone__contact p {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-text);
    line-height: 1.8;
    font-weight: 500;
}

.fishbone__steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    position: relative;
    padding-bottom: 80px;
}

.fishbone__step {
    display: flex;
    align-items: center;
    position: relative;
    width: 50%;
}

.fishbone__step--left {
    justify-content: flex-end;
    padding-right: var(--spacing-xl);
}

.fishbone__step--right {
    justify-content: flex-start;
    padding-left: var(--spacing-xl);
    margin-left: 50%;
}

.fishbone__step::before {
    content: '';
    position: absolute;
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary-light), var(--color-secondary-light));
    top: 50%;
    transform: translateY(-50%);
}

.fishbone__step--left::before {
    right: -40px;
}

.fishbone__step--right::before {
    left: -40px;
}

.fishbone__step::after {
    content: '';
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--color-primary);
    border-radius: 50%;
    top: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
}

.fishbone__step--left::after {
    right: -48px;
}

.fishbone__step--right::after {
    left: -48px;
}

.fishbone__step-card {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 2px solid var(--color-gray-light);
    max-width: 400px;
}

.fishbone__step-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-light);
}

.fishbone__step-number {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.fishbone__step-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-dark);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.01em;
}

.fishbone__step-desc {
    color: var(--color-text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    color: var(--color-white);
    border: none;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all var(--transition-base);
    z-index: 999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.back-to-top svg {
    width: 24px;
    height: 24px;
}

@media (max-width: 768px) {
    .back-to-top {
        bottom: 1.5rem;
        right: 1.5rem;
        width: 45px;
        height: 45px;
    }
    
    .back-to-top svg {
        width: 20px;
        height: 20px;
    }
    
    .fishbone {
        padding: var(--spacing-md) 0;
        padding-bottom: 200px;
    }
    
    .fishbone__main-line {
        display: none;
    }
    
    .fishbone__head {
        position: relative;
        left: auto;
        bottom: auto;
        transform: none;
        margin-bottom: var(--spacing-lg);
    }
    
    .fishbone__head-content {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .fishbone__head-icon {
        font-size: 2rem;
    }
    
    .fishbone__head-text {
        font-size: 1rem;
    }
    
    .fishbone__steps {
        gap: var(--spacing-md);
        padding-bottom: 0;
    }
    
    .fishbone__step {
        width: 100%;
        justify-content: center;
        padding: 0;
    }
    
    .fishbone__step--left,
    .fishbone__step--right {
        margin-left: 0;
        padding-left: 0;
        padding-right: 0;
    }
    
    .fishbone__step::before,
    .fishbone__step::after {
        display: none;
    }
    
    .fishbone__step-card {
        max-width: 100%;
        padding: var(--spacing-sm);
    }
    
    .fishbone__step-number {
        margin: 0 auto var(--spacing-xs);
    }
    
    .fishbone__step-title {
        font-size: 1.1rem;
    }
    
    .fishbone__step-desc {
        font-size: 0.9rem;
    }
    
    .stats__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .stat-card {
        padding: var(--spacing-md);
    }
    
    .stat-card__icon {
        font-size: 2.5rem;
    }
    
    .stat-card__number {
        font-size: 2.5rem;
    }
    
    .stat-card__label {
        font-size: 1rem;
    }
    
    .about__features {
        grid-template-columns: 1fr;
    }
    
    .contact__certifications {
        padding: var(--spacing-md);
    }
    
    .contact__certifications h4 {
        font-size: 1.3rem;
    }
    
    .certifications {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-sm);
    }
    
    .certification {
        min-height: 150px;
    }
    
    .certification__image {
        padding: 0.5rem;
    }
    
    .certification__fallback {
        padding: 1rem;
    }
    
    .certification__icon {
        font-size: 2rem;
    }
    
    .certification__text {
        font-size: 0.9rem;
    }
}

/* Pagination Styles */
.pagination {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
    align-items: center;
}

/* News Categories Styles */
.news-categories {
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-light);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.news-categories__nav {
    display: flex;
    justify-content: center;
}

.news-categories__list {
    display: flex;
    gap: var(--spacing-sm);
    list-style: none;
    padding: 0;
    margin: 0;
}

.news-categories__item {
    display: flex;
    align-items: center;
}

.news-categories__link {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    transition: all var(--transition-base);
    position: relative;
}

.news-categories__link:hover {
    color: var(--color-primary);
}

.news-categories__link--active {
    color: var(--color-primary);
    font-weight: 600;
}

.news-categories__link--active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--color-primary);
    border-radius: 3px 3px 0 0;
}

@media (max-width: 768px) {
    .news-categories {
        overflow-x: auto;
    }
    
    .news-categories__list {
        gap: var(--spacing-xs);
        min-width: max-content;
    }
    
    .news-categories__link {
        padding: 0.75rem 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .news-categories__link {
        padding: 0.6rem 0.8rem;
        font-size: 0.85rem;
    }
}

/* Resources：6 栏目栅格（替代横向 tabs） */
.resources-hub-cols {
    padding: 1.25rem 0 0.25rem;
    background: var(--color-bg-secondary);
    border-bottom: 1px solid var(--color-gray-light);
}

.resources-hub-cols__grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 0.75rem;
}

.resources-hub-cols__item {
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 4.5rem;
    padding: 0.85rem 0.65rem;
    text-align: center;
    text-decoration: none;
    color: var(--color-dark);
    font-weight: 600;
    font-size: 0.9rem;
    line-height: 1.35;
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-xs);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast), color var(--transition-fast);
}

.resources-hub-cols__item:hover {
    border-color: rgba(201, 162, 39, 0.45);
    box-shadow: var(--shadow-sm);
    color: var(--color-gold-dark);
}

.resources-hub-cols__en {
    display: block;
    margin-top: 0.2rem;
    font-size: 0.72rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

@media (max-width: 1024px) {
    .resources-hub-cols__grid {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

@media (max-width: 560px) {
    .resources-hub-cols__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

/* Resources：主内容 + 右侧子栏目与相关资讯 */
.resources-with-aside {
    padding-top: 0;
    padding-bottom: var(--spacing-xl);
}

.resources-with-aside__grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(11.5rem, 15.5rem);
    gap: 1.75rem;
    align-items: start;
}

.resources-with-aside__main {
    min-width: 0;
}

.resources-aside {
    position: sticky;
    top: calc(var(--header-height) + 0.75rem);
    padding: 0.5rem 0 1rem;
    border-left: 1px solid var(--color-gray-light);
    padding-left: 1.25rem;
}

.resources-aside__label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0 0 0.5rem;
}

.resources-aside__list {
    list-style: none;
    margin: 0 0 1.25rem;
    padding: 0;
}

.resources-aside__list li {
    margin: 0 0 0.35rem;
}

.resources-aside__link {
    display: block;
    padding: 0.35rem 0;
    font-size: 0.92rem;
    font-weight: 600;
    color: var(--color-dark);
    text-decoration: none;
    border-radius: var(--border-radius-sm);
    transition: color var(--transition-fast), background var(--transition-fast);
}

.resources-aside__link:hover {
    color: var(--color-gold-dark);
}

.resources-aside__link--active {
    color: var(--color-gold);
}

.resources-aside-related__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.resources-aside-related__list li {
    margin: 0 0 0.85rem;
    padding-bottom: 0.65rem;
    border-bottom: 1px solid var(--color-gray-light);
    font-size: 0.88rem;
    line-height: 1.45;
}

.resources-aside-related__list li:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.resources-aside-related__list a {
    color: var(--color-dark);
    text-decoration: none;
    font-weight: 600;
    transition: color var(--transition-fast);
}

.resources-aside-related__list a:hover {
    color: var(--color-primary);
}

.resources-aside-related__date {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.78rem;
    font-weight: 500;
    color: var(--color-text-muted);
}

.resources-aside__foot {
    margin: 1rem 0 0;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-gray-light);
}

.resources-aside__foot-link {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--color-primary);
    text-decoration: none;
}

.resources-aside__foot-link:hover {
    text-decoration: underline;
}

@media (max-width: 900px) {
    .resources-with-aside__grid {
        grid-template-columns: 1fr;
    }

    .resources-aside {
        position: static;
        border-left: none;
        padding-left: 0;
        border-top: 1px solid var(--color-gray-light);
        padding-top: 1.25rem;
        margin-top: 0.5rem;
    }

    .resources-aside__list {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.25rem 1rem;
    }
}

/* Resources 子页：左侧纵向栏目 */
.resources-page-wrap {
    padding-top: 0.5rem;
    padding-bottom: 2rem;
}

.resources-page-layout {
    display: grid;
    grid-template-columns: minmax(180px, 220px) minmax(0, 1fr);
    gap: 1.75rem;
    align-items: start;
}

.resources-side-nav {
    position: sticky;
    top: calc(var(--header-height) + 0.75rem);
    padding: 0.75rem 0;
}

.resources-side-nav__label {
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-muted);
    margin: 0 0 0.5rem 0.35rem;
}

.resources-side-nav__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.resources-side-nav__link {
    display: block;
    padding: 0.6rem 0.85rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    color: var(--color-text);
    font-weight: 500;
    font-size: 0.9rem;
    line-height: 1.4;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.resources-side-nav__link:hover {
    background: var(--color-gray-lighter);
    color: var(--color-gold-dark);
}

.resources-side-nav__link--active {
    background: var(--color-gold-soft);
    color: var(--color-dark);
    font-weight: 600;
    border: 1px solid rgba(201, 162, 39, 0.25);
}

.resources-side-nav__en {
    display: block;
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--color-text-muted);
    margin-top: 0.15rem;
}

.resources-side-nav__footer {
    margin: 1rem 0 0;
    padding-top: 0.75rem;
    border-top: 1px solid var(--color-gray-light);
}

.resources-side-nav__back {
    font-size: 0.85rem;
    color: var(--color-text-light);
    text-decoration: none;
}

.resources-side-nav__back:hover {
    color: var(--color-gold-dark);
}

@media (max-width: 768px) {
    .resources-page-layout {
        grid-template-columns: 1fr;
    }

    .resources-side-nav {
        position: static;
        padding: 0 0 0.75rem;
        border-bottom: 1px solid var(--color-gray-light);
        margin-bottom: 0.75rem;
    }

    .resources-side-nav__link {
        padding: 0.55rem 0.75rem;
        font-size: 0.88rem;
    }
}

/* News Section Styles */
.news-section {
    padding: 2rem 0;
    background: transparent;
}

.news-container {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: var(--spacing-xl);
    align-items: start;
}

.news-main {
    flex: 1;
}

.news-sidebar {
    position: sticky;
    top: 100px;
    background: var(--color-gray-lightest);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
}

.sidebar-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-gray-light);
}

.category-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.category-item {
    margin-bottom: var(--spacing-sm);
}

.category-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm);
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition-base);
    border-radius: var(--border-radius-sm);
}

.category-link:hover {
    background: var(--color-primary-light);
    color: var(--color-primary);
}

.category-count {
    font-size: 0.85rem;
    color: var(--color-text-light);
    background: var(--color-gray-light);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-full);
}

.news-section .news-list,
.news-section .news-grid {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.5rem !important;
    margin-top: 0.5rem !important;
}

.news-section .news-card {
    display: flex !important;
    gap: 1.5rem !important;
    padding: 1.5rem 0 !important;
    border-bottom: 1px solid var(--color-gray-light) !important;
    transition: var(--transition-base) !important;
    background: transparent !important;
    border-radius: 0 !important;
    box-shadow: none !important;
}

.news-section .news-card:hover {
    background: rgba(0, 0, 0, 0.02) !important;
    transform: none !important;
    box-shadow: none !important;
}

.news-section .news-card__image {
    flex-shrink: 0 !important;
    width: 280px !important;
    height: 200px !important;
    overflow: hidden !important;
    border-radius: var(--border-radius-md) !important;
}

.news-section .news-card__image-content {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    transition: transform var(--transition-base) !important;
}

.news-section .news-card:hover .news-card__image-content {
    transform: scale(1.05) !important;
}

.news-section .news-card__content {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
}

.news-section .news-card__meta {
    display: flex !important;
    gap: var(--spacing-sm) !important;
    margin-bottom: var(--spacing-sm) !important;
    font-size: 0.85rem !important;
    color: var(--color-text-light) !important;
}

.news-section .news-card__date {
    font-size: 0.85rem !important;
    color: var(--color-text-light) !important;
}

.news-section .news-card__category {
    font-size: 0.85rem !important;
    padding: 0.35rem 1rem !important;
    background: #f8e8d0 !important;
    color: #8b6914 !important;
    border-radius: 9999px !important;
    font-weight: 500 !important;
}

.news-section .news-card__title {
    font-size: 1.2rem !important;
    font-weight: 600 !important;
    color: var(--color-dark) !important;
    margin-bottom: var(--spacing-sm) !important;
    line-height: 1.4 !important;
}

.news-section .news-card__description {
    font-size: 0.95rem !important;
    color: var(--color-text) !important;
    line-height: 1.5 !important;
    margin-bottom: var(--spacing-sm) !important;
    flex: 1 !important;
}

.news-section .news-card__link {
    display: inline-flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
    font-size: 0.9rem !important;
    font-weight: 500 !important;
    color: var(--color-primary) !important;
    text-decoration: none !important;
    transition: var(--transition-base) !important;
}

.news-section .news-card__link:hover {
    color: var(--color-primary-dark) !important;
}

.news-section .news-card__link::after {
    content: '→' !important;
    transition: transform var(--transition-base) !important;
}

.news-section .news-card__link:hover::after {
    transform: translateX(4px) !important;
}

@media (max-width: 992px) {
    .news-container {
        grid-template-columns: 1fr;
    }
    
    .news-sidebar {
        position: static;
    }
}

@media (max-width: 768px) {
    .news-card {
        flex-direction: column;
    }
    
    .news-card__image {
        width: 100%;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .news-card {
        padding: var(--spacing-sm);
    }
    
    .news-card__image {
        height: 150px;
    }
    
    .news-card__title {
        font-size: 1.1rem;
    }
    
    .news-card__description {
        font-size: 0.9rem;
    }
}

.pagination__nav {
    display: flex;
    justify-content: center;
}

.pagination__list {
    display: flex;
    gap: var(--spacing-xs);
    list-style: none;
    padding: 0;
    margin: 0;
}

.pagination__item {
    display: flex;
    align-items: center;
}

.pagination__link {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-md);
    text-decoration: none;
    color: var(--color-text);
    border: 1px solid var(--color-gray-light);
    transition: all var(--transition-base);
    font-weight: 500;
}

.pagination__link:hover {
    background: var(--color-primary-light);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
}

.pagination__link--active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: var(--color-white);
    font-weight: 600;
}

.pagination__link--prev,
.pagination__link--next {
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
}

.pagination__link--prev svg,
.pagination__link--next svg {
    width: 16px;
    height: 16px;
}

.pagination__link--prev {
    border-top-right-radius: 0;
    border-bottom-right-radius: 0;
}

.pagination__link--next {
    border-top-left-radius: 0;
    border-bottom-left-radius: 0;
}

@media (max-width: 768px) {
    .pagination__link {
        padding: 0.5rem 0.75rem;
        font-size: 0.9rem;
    }
    
    .pagination__link--prev,
    .pagination__link--next {
        padding: 0.5rem 1rem;
    }
    
    .pagination__link--prev span,
    .pagination__link--next span {
        display: none;
    }
    
    .pagination__link--prev,
    .pagination__link--next {
        width: 40px;
        height: 40px;
        padding: 0;
    }
}

@media (max-width: 480px) {
    .pagination__list {
        gap: 0.25rem;
    }
    
    .pagination__link {
        padding: 0.4rem 0.6rem;
        font-size: 0.8rem;
    }
}

@media print {
    .header,
    .hero,
    .contact__form,
    .footer,
    .back-to-top {
        display: none;
    }
    
    .services,
    .products,
    .about,
    .faq,
    .cases,
    .process {
        page-break-inside: avoid;
    }
}

/* ========================================
   解决方案页面专用样式
======================================== */

/* Base Section Styles for Solutions Pages */
.features {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.benefits {
    padding: 6rem 0;
    background: var(--color-white);
}

/* Hero Section for Solutions */
.hero--solutions {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    padding: 8rem 0 6rem;
    text-align: center;
}

.hero--solutions .hero__title {
    font-size: 3.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.hero--solutions .hero__subtitle {
    font-size: 1.25rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.9;
}

.hero--solutions .hero__cta {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Override hero__content for solutions pages - single column centered layout */
.hero--solutions .hero__content {
    display: block;
    grid-template-columns: none;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero--solutions .hero__text {
    display: block;
}

/* Product Showcase Section */
.product-showcase {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.product-showcase__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.product-showcase__item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.product-showcase__item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.product-showcase__image {
    height: 200px;
    overflow: hidden;
}

.product-showcase__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.product-showcase__item:hover .product-showcase__img {
    transform: scale(1.05);
}

.product-showcase__title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin: 1.5rem 1.5rem 1rem;
    color: var(--color-text);
}

.product-showcase__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin: 0 1.5rem 1.5rem;
    line-height: 1.6;
}

.product-showcase__link {
    display: inline-block;
    margin: 0 1.5rem 1.5rem;
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.product-showcase__link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* Cultural Themes Section */
.cultural-themes {
    padding: 6rem 0;
}

.cultural-themes__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.cultural-themes__item {
    text-align: center;
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

.cultural-themes__item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.cultural-themes__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gold-soft);
    border-radius: var(--border-radius-full);
    color: var(--color-gold);
}

.cultural-themes__title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--color-text);
}

.cultural-themes__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Personalization Options Section */
.personalization-options {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.personalization-options__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.personalization-options__item {
    text-align: center;
    padding: 2rem;
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

.personalization-options__item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.personalization-options__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-light);
    border-radius: var(--border-radius-full);
    color: var(--color-white);
}

.personalization-options__title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--color-text);
}

.personalization-options__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Event Types Section */
.event-types {
    padding: 6rem 0;
}

.event-types__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.event-types__item {
    text-align: center;
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
}

.event-types__item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.event-types__icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-secondary-light);
    border-radius: var(--border-radius-full);
    color: var(--color-white);
}

.event-types__title {
    font-size: 1.1rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--color-text);
}

.event-types__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Case Studies Section */
.case-studies {
    padding: 6rem 0;
    background: var(--color-bg-secondary);
}

.case-studies__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.case-studies__item {
    background: var(--color-white);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.case-studies__item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.case-studies__image {
    height: 200px;
    overflow: hidden;
}

.case-studies__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.case-studies__item:hover .case-studies__img {
    transform: scale(1.05);
}

.case-studies__title {
    font-size: 1.25rem;
    font-weight: var(--font-weight-semibold);
    margin: 1.5rem 1.5rem 1rem;
    color: var(--color-text);
}

.case-studies__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    margin: 0 1.5rem 1.5rem;
    line-height: 1.6;
}

.case-studies__link {
    display: inline-block;
    margin: 0 1.5rem 1.5rem;
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.case-studies__link:hover {
    color: var(--color-primary-dark);
    text-decoration: underline;
}

/* CTA Section */
.cta {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary-light) 100%);
    color: var(--color-white);
    text-align: center;
}

.cta__content {
    max-width: 800px;
    margin: 0 auto;
}

.cta__title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    margin-bottom: 1.5rem;
}

.cta__description {
    font-size: 1.1rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* FAQ Section */
.faq {
    padding: 6rem 0;
}

.faq__items {
    max-width: 800px;
    margin: 4rem auto 0;
}

.faq__item {
    margin-bottom: 1rem;
    border: 1px solid var(--color-gray-light);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.faq__item:hover {
    border-color: var(--color-primary);
}

.faq__question {
    width: 100%;
    padding: 1.5rem;
    background: var(--color-bg-secondary);
    border: none;
    text-align: left;
    font-size: 1.1rem;
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
}

.faq__question:hover {
    background: var(--color-bg-tertiary);
}

.faq__question::after {
    content: '+';
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    transition: transform var(--transition-fast);
}

.faq__item[open] .faq__question::after {
    transform: rotate(45deg);
}

.faq__answer {
    padding: 0 1.5rem 1.5rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Benefits Section */
.benefits {
    padding: 6rem 0;
    background: var(--color-white);
}

.benefits__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 4rem;
}

.benefits__item {
    padding: 2rem;
    background: var(--color-bg-secondary);
    border-radius: var(--border-radius-lg);
    transition: all var(--transition-base);
    border-left: 4px solid var(--color-primary);
}

.benefits__item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    background: var(--color-white);
}

.benefits__title {
    font-size: 1.2rem;
    font-weight: var(--font-weight-semibold);
    margin-bottom: 1rem;
    color: var(--color-text);
}

.benefits__description {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Section Title */
.section__title {
    font-size: 2.5rem;
    font-weight: var(--font-weight-bold);
    text-align: center;
    color: var(--color-text);
    margin-bottom: 1rem;
}

.section__subtitle {
    font-size: 1.1rem;
    text-align: center;
    color: var(--color-text-light);
    max-width: 700px;
    margin: 0 auto 3rem;
    line-height: 1.6;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero--solutions .hero__title {
        font-size: 2.5rem;
    }
    
    .hero--solutions .hero__cta {
        flex-direction: column;
        align-items: center;
    }
    
    .product-showcase__grid,
    .cultural-themes__grid,
    .personalization-options__grid,
    .event-types__grid,
    .case-studies__grid {
        grid-template-columns: 1fr;
    }
    
    .cta__title {
        font-size: 2rem;
    }
    
    .cta__buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero.hero--solutions {
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 0.75rem);
        padding-bottom: 2.5rem;
        padding-left: 0;
        padding-right: 0;
    }
    
    .hero--solutions .hero__title {
        font-size: 2rem;
    }

    .hero.hero--product {
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 0.75rem);
        padding-bottom: 2rem;
    }

    .hero--product .hero__title {
        font-size: clamp(1.65rem, 6vw, 2rem);
        line-height: 1.2;
    }

    .hero--product .hero__title--sub {
        font-size: 1rem;
    }
    
    .product-showcase,
    .cultural-themes,
    .personalization-options,
    .event-types,
    .case-studies,
    .cta,
    .faq,
    .benefits,
    .features,
    .process {
        padding: 4rem 0;
    }
    
    .section__title {
        font-size: 2rem;
    }
    
    .benefits__grid,
    .features__grid {
        grid-template-columns: 1fr;
    }
    
    .cta__title {
        font-size: 1.8rem;
    }
}

/* =============================================================================
   Product landing pages (magnet, badge, …): responsive layout, module palette,
   EEAT block — does NOT alter .hero--product backgrounds (inline on each page).
   ============================================================================= */

body:has(.hero--product) main > section.section {
    position: relative;
    overflow-x: hidden;
}

body:has(.hero--product) main > section.section:nth-of-type(even) {
    background: linear-gradient(180deg, #f5f7fb 0%, #eef2f8 45%, #f8fafc 100%);
}

body:has(.hero--product) main > section.section:nth-of-type(odd) {
    background: #ffffff;
}

body:has(.hero--product) main > section.section.section--product-eeat {
    background: linear-gradient(135deg, #f0f4ff 0%, #f7fafc 55%, #fffaf0 100%);
    border-block: 1px solid rgba(15, 39, 68, 0.06);
}

body:has(.hero--product) main > section.section#faq {
    background: linear-gradient(180deg, #fafbfc 0%, #f1f5f9 100%);
}

body:has(.hero--product) main > section.section#testimonials {
    background: linear-gradient(180deg, #fffefb 0%, #f8f5ef 100%);
}

body:has(.hero--product) main > section.section#certifications {
    background: linear-gradient(180deg, #f8fafc 0%, #edf2f7 100%);
}

body:has(.hero--product) main > section.section#cta {
    background: linear-gradient(135deg, #0f2744 0%, #1a365d 55%, #234e70 100%);
}

body:has(.hero--product) #cta .cta {
    background: transparent;
    box-shadow: none;
}

body:has(.hero--product) #cta .cta__title {
    color: #fff;
}

body:has(.hero--product) #cta .cta__description {
    color: rgba(255, 255, 255, 0.88);
}

body:has(.hero--product) #cta .btn--outline {
    border-color: rgba(255, 255, 255, 0.55);
    color: #fff;
}

body:has(.hero--product) #cta .btn--outline:hover {
    background: rgba(255, 255, 255, 0.12);
    border-color: #fff;
}

body:has(.hero--product) .products__grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
    gap: clamp(1rem, 2.5vw, 1.5rem);
}

body:has(.hero--product) .features__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(1rem, 2.5vw, 1.5rem);
}

body:has(.hero--product) .process__steps {
    grid-template-columns: repeat(5, 1fr);
}

body:has(.hero--product) .testimonials__grid,
body:has(.hero--product) .certifications__grid {
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
}

body:has(.hero--product) .feature {
    border-width: 1px;
    border-color: rgba(15, 39, 68, 0.1);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.95) 0%, rgba(247, 250, 252, 0.98) 100%);
}

body:has(.hero--product) .testimonial-card {
    border: 1px solid rgba(201, 162, 39, 0.18);
    background: linear-gradient(180deg, #ffffff 0%, #fffdf8 100%);
}

body:has(.hero--product) .certification-card {
    border: 1px solid rgba(15, 39, 68, 0.08);
    background: #fff;
}

body:has(.hero--product) .product-card {
    border-color: rgba(15, 39, 68, 0.08);
}

body:has(.hero--product) .faq-item {
    border-radius: var(--border-radius-md);
    border-color: rgba(15, 39, 68, 0.1);
}

body:has(.hero--product) .faq-item__question {
    min-height: 3rem;
    padding: 1rem 1.25rem;
    align-items: center;
}

.product-eeat__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr));
    gap: clamp(1rem, 2.5vw, 1.5rem);
    margin-top: var(--spacing-md);
}

.product-eeat__card {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(15, 39, 68, 0.08);
    border-radius: var(--border-radius-lg);
    padding: clamp(1.1rem, 2.5vw, 1.5rem);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-eeat__card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(201, 162, 39, 0.28);
}

.product-eeat__card-title {
    font-size: 1.05rem;
    font-weight: var(--font-weight-bold);
    color: var(--color-dark);
    margin: 0 0 0.5rem;
    letter-spacing: -0.01em;
}

.product-eeat__card-text {
    margin: 0;
    font-size: 0.94rem;
    line-height: 1.75;
    color: var(--color-text-light);
}

@media (max-width: 768px) {
    body:has(.hero--product) .section-header {
        text-align: center;
    }

    body:has(.hero--product) .section-header .section-subtitle {
        margin-left: auto;
        margin-right: auto;
        max-width: 40rem;
    }

    body:has(.hero--product) .feature {
        padding: 1.125rem 1rem;
    }

    body:has(.hero--product) .product-card__content {
        padding: 1rem 1rem 1.125rem;
    }
}

@media (max-width: 480px) {
    body:has(.hero--product) .section-subtitle {
        font-size: 0.95rem;
        line-height: 1.65;
    }

    body:has(.hero--product) .product-eeat__card-text {
        font-size: 0.9rem;
    }
}

/* --------------------------------------------------------------------------
   Solution whitepapers（六大解决方案中文白皮书页）
   -------------------------------------------------------------------------- */
.solution-whitepaper {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0 0 4rem;
    color: var(--color-text);
}

/* 全宽大图 Hero：默认底图在 CSS；可在 HTML 的 section 上写 style="--solution-hero-image: url('../images/xxx.jpg');" 覆盖 */
.solution-whitepaper__hero {
    position: relative;
    margin: 0;
    width: 100%;
    min-height: clamp(340px, 52vh, 640px);
    box-sizing: border-box;
    display: flex;
    align-items: flex-end;
    padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 2.5rem);
    padding-bottom: clamp(2.25rem, 5vw, 3.75rem);
    /* 默认使用站内横幅；替换大图时改 --solution-hero-image 或改 en/images/solutions-hero.jpg 后取消注释下一行变量 */
    --solution-hero-image: url("../images/banner/banner_index_1.png");
    background-color: #0c1c30;
    background-image:
        linear-gradient(118deg, rgba(6, 18, 34, 0.88) 0%, rgba(12, 40, 68, 0.55) 38%, rgba(6, 22, 42, 0.82) 100%),
        var(--solution-hero-image);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #fff;
}

.solution-whitepaper__hero-inner {
    position: relative;
    z-index: 1;
    width: 100%;
}

.solution-whitepaper__hero-stack {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    max-width: min(44rem, 100%);
}

.solution-whitepaper__hero-head {
    margin: 0 0 1.1rem;
    padding: 0;
    border: none;
    width: 100%;
}

.solution-whitepaper__hero-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem 0.75rem;
    margin-bottom: 0.55rem;
}

.solution-whitepaper__hero-brand {
    font-family: var(--font-display, system-ui);
    font-size: clamp(1.05rem, 2.2vw, 1.35rem);
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.04em;
    color: #fff;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.45);
}

.solution-whitepaper__hero-pill {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.75rem;
    font-size: 0.72rem;
    font-weight: var(--font-weight-semibold);
    letter-spacing: 0.14em;
    text-transform: none;
    color: rgba(255, 248, 238, 0.95);
    background: rgba(255, 255, 255, 0.12);
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: 999px;
    backdrop-filter: blur(8px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.12) inset;
}

.solution-whitepaper__hero-eyebrow {
    margin: 0;
    font-size: clamp(0.82rem, 1.6vw, 0.95rem);
    font-weight: var(--font-weight-medium);
    line-height: 1.5;
    color: rgba(255, 220, 185, 0.92);
    letter-spacing: 0.04em;
    text-shadow: 0 1px 14px rgba(0, 0, 0, 0.35);
    border-left: 3px solid rgba(201, 162, 39, 0.85);
    padding-left: 0.65rem;
    max-width: 36rem;
}

.solution-whitepaper__hero-title {
    margin: 0 0 1rem;
    max-width: min(42rem, 100%);
    font-size: clamp(1.95rem, 5vw, 3.05rem);
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    letter-spacing: -0.025em;
    color: #fff;
    text-shadow: 0 2px 36px rgba(0, 0, 0, 0.55);
    scroll-margin-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 1rem);
}

.solution-whitepaper__hero-title::after {
    content: "";
    display: block;
    margin-top: 0.85rem;
    margin-bottom: 0.15rem;
    height: 3px;
    width: min(9rem, 34vw);
    max-width: 240px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--color-gold) 0%, rgba(255, 210, 140, 0.35) 100%);
    box-shadow: 0 0 18px rgba(201, 162, 39, 0.3);
}

.solution-whitepaper__hero-lead {
    margin: 0;
    max-width: 40rem;
    font-size: clamp(0.94rem, 1.75vw, 1.06rem);
    line-height: 1.78;
    font-weight: var(--font-weight-regular);
    color: rgba(255, 255, 255, 0.88);
    text-shadow: 0 1px 18px rgba(0, 0, 0, 0.4);
}

.solution-whitepaper__content {
    padding-top: 1.5rem;
}

.solution-whitepaper__crumb {
    margin: 0 0 1.1rem;
}

.solution-whitepaper__crumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.25rem 0;
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 0.875rem;
    line-height: 1.5;
}

.solution-whitepaper__crumb-list li {
    display: inline-flex;
    align-items: center;
    color: var(--color-text-light);
}

.solution-whitepaper__crumb-list li + li::before {
    content: "/";
    margin: 0 0.55rem;
    color: rgba(15, 39, 68, 0.22);
    font-weight: var(--font-weight-regular);
    pointer-events: none;
}

.solution-whitepaper__crumb-list a {
    color: var(--color-primary-light);
    text-decoration: none;
    font-weight: var(--font-weight-medium);
    transition: color var(--transition-fast), text-decoration var(--transition-fast);
}

.solution-whitepaper__crumb-list a:hover {
    color: var(--color-gold-dark);
    text-decoration: underline;
    text-underline-offset: 0.2em;
}

.solution-whitepaper__crumb-list [aria-current="page"] {
    color: var(--color-text);
    font-weight: var(--font-weight-semibold);
    max-width: 100%;
}

@media (max-width: 768px) {
    .solution-whitepaper__hero {
        min-height: clamp(300px, 48vh, 560px);
        padding-top: calc(var(--header-height) + env(safe-area-inset-top, 0px) + 1.75rem);
        padding-bottom: 2rem;
    }

    .solution-whitepaper__hero-stack {
        max-width: none;
    }

    .solution-whitepaper__hero-head {
        margin-bottom: 0.85rem;
    }

    .solution-whitepaper__hero-title {
        max-width: none;
    }

    .solution-whitepaper__hero-lead {
        font-size: 0.92rem;
        max-width: none;
    }
}

@media (max-width: 640px) {
    .solution-whitepaper__crumb-list {
        font-size: 0.8125rem;
    }

    .solution-whitepaper__crumb-list li + li::before {
        margin: 0 0.35rem;
    }

    .solution-whitepaper__crumb-list [aria-current="page"] {
        word-break: break-word;
    }
}

.solution-whitepaper .solution-lead {
    font-size: 1.08rem;
    color: var(--color-text-light);
    margin-bottom: 1.75rem;
    line-height: 1.85;
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, rgba(201, 162, 39, 0.08) 0%, rgba(15, 39, 68, 0.04) 100%);
    border-radius: var(--border-radius-lg);
    border: 1px solid rgba(15, 39, 68, 0.06);
}

.solution-whitepaper .solution-h2 {
    font-size: 1.28rem;
    margin: 2.25rem 0 0.85rem;
    color: var(--color-dark);
    border-left: 4px solid var(--color-gold);
    padding-left: 0.85rem;
    line-height: 1.35;
}

.solution-whitepaper .solution-h3 {
    font-size: 1.05rem;
    margin: 1.35rem 0 0.5rem;
    color: var(--color-dark);
    font-weight: var(--font-weight-semibold);
}

.solution-whitepaper p {
    line-height: 1.95;
    margin: 0 0 1rem;
    font-size: 1rem;
}

.solution-whitepaper .solution-toc {
    background: var(--color-gray-lighter);
    border-radius: var(--border-radius-lg);
    padding: 1.25rem 1.5rem;
    margin-bottom: 2rem;
    border: 1px solid var(--color-gray-light);
}

.solution-whitepaper .solution-toc h2 {
    font-size: 1.08rem;
    margin: 0 0 0.5rem;
    border: none;
    padding: 0;
}

.solution-whitepaper .solution-toc ul {
    margin: 0;
    padding-left: 1.2rem;
}

.solution-whitepaper .solution-toc a {
    color: var(--color-primary-light);
}

.solution-whitepaper .wp-intro {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

@media (min-width: 880px) {
    .solution-whitepaper .wp-intro--split {
        grid-template-columns: minmax(0, 1.05fr) minmax(260px, 0.95fr);
        align-items: start;
    }
}

.solution-whitepaper .wp-figure {
    margin: 1.5rem 0;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    border: 1px solid var(--color-gray-light);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.solution-whitepaper .wp-figure img {
    display: block;
    width: 100%;
    height: auto;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.solution-whitepaper .wp-figure figcaption {
    padding: 0.65rem 1rem;
    font-size: 0.88rem;
    color: var(--color-text-light);
    line-height: 1.5;
    background: var(--color-gray-lighter);
    border-top: 1px solid var(--color-gray-light);
}

.solution-whitepaper .wp-media-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin: 1.5rem 0;
}

@media (max-width: 640px) {
    .solution-whitepaper .wp-media-row {
        grid-template-columns: 1fr;
    }
}

.solution-whitepaper .wp-media-row .wp-figure {
    margin: 0;
}

.solution-whitepaper .wp-table-wrap {
    margin: 1.25rem 0 1.75rem;
    overflow-x: auto;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-gray-light);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.solution-whitepaper table.whitepaper-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
    min-width: 520px;
}

.solution-whitepaper table.whitepaper-table caption {
    caption-side: top;
    text-align: left;
    padding: 0.75rem 1rem;
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    background: rgba(201, 162, 39, 0.12);
    border-bottom: 1px solid var(--color-gray-light);
}

.solution-whitepaper table.whitepaper-table th,
.solution-whitepaper table.whitepaper-table td {
    padding: 0.65rem 0.85rem;
    text-align: left;
    vertical-align: top;
    border-bottom: 1px solid var(--color-gray-light);
}

.solution-whitepaper table.whitepaper-table th {
    background: var(--color-gray-lighter);
    font-weight: var(--font-weight-semibold);
    color: var(--color-dark);
    white-space: nowrap;
}

.solution-whitepaper table.whitepaper-table tbody tr:last-child td {
    border-bottom: none;
}

.solution-whitepaper table.whitepaper-table tbody tr:hover td {
    background: rgba(15, 39, 68, 0.02);
}

.solution-whitepaper .wp-callout {
    margin: 1.5rem 0;
    padding: 1rem 1.15rem;
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--color-primary);
    background: rgba(15, 39, 68, 0.04);
    font-size: 0.96rem;
    line-height: 1.8;
}

.solution-whitepaper .wp-action-list {
    margin: 1rem 0 1.5rem;
    padding-left: 1.2rem;
    line-height: 1.85;
}

.solution-whitepaper .wp-action-list li {
    margin-bottom: 0.35rem;
}

.solution-whitepaper article {
    padding-bottom: 1rem;
}

.solution-whitepaper .solution-nav-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.65rem 1rem;
    margin: 0.75rem 0 1.25rem;
    padding: 0;
    list-style: none;
}

.solution-whitepaper .solution-nav-grid a {
    display: block;
    padding: 0.5rem 0.65rem;
    border-radius: var(--border-radius-sm);
    background: var(--color-gray-lighter);
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.92rem;
    border: 1px solid var(--color-gray-light);
    transition: background var(--transition-fast), border-color var(--transition-fast);
}

.solution-whitepaper .solution-nav-grid a:hover {
    border-color: rgba(201, 162, 39, 0.45);
    background: var(--color-white);
}

/* Standalone 定制流程页 custom-process.html */
.process-page-timeline {
    max-width: 920px;
    margin: var(--spacing-lg) auto 0;
    padding-left: 1.35rem;
    line-height: 1.8;
    color: var(--color-text);
    font-size: 0.98rem;
}

.process-page-timeline > li {
    margin-bottom: 1.1rem;
}

.process-page-timeline > li:last-child {
    margin-bottom: 0;
}

.process-page-intro {
    padding: var(--spacing-xl) 0;
}

.process-page-intro__grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

@media (min-width: 900px) {
    .process-page-intro__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.process-page-card {
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    background: var(--color-white);
    border: 1px solid var(--color-gray-light);
    box-shadow: var(--shadow-sm);
}

.process-page-card__title {
    margin: 0 0 var(--spacing-sm);
    font-size: 1.1rem;
    color: var(--color-primary);
}

.process-page-card__text {
    margin: 0;
    line-height: 1.75;
    color: var(--color-text);
    font-size: 0.98rem;
}

.process-page__matrix-wrap {
    margin: var(--spacing-lg) 0;
    overflow-x: auto;
    border-radius: var(--border-radius-md);
    border: 1px solid var(--color-gray-light);
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
}

.process-page__matrix {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
    min-width: 560px;
}

.process-page__matrix th,
.process-page__matrix td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--color-gray-light);
    text-align: left;
    vertical-align: top;
}

.process-page__matrix th {
    background: var(--color-gray-lighter);
    font-weight: 600;
    color: var(--color-text);
}

.process-page__matrix tbody tr:last-child td {
    border-bottom: none;
}

.process-page__note {
    margin: var(--spacing-md) 0 0;
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.65;
}

.process-page__links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-top: var(--spacing-md);
}

/* ========== Floating Toolbar (右侧快捷咨询) ========== */
.floating-toolbar {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 998;
    display: flex;
    flex-direction: column;
    gap: 0;
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.18), 0 2px 10px rgba(0, 0, 0, 0.12);
}

.floating-toolbar__item {
    width: 54px;
    height: 54px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border: none;
}

.floating-toolbar__item--whatsapp {
    background: linear-gradient(135deg, #25D366 0%, #128C7E 100%);
}
.floating-toolbar__item--whatsapp:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.4);
}

.floating-toolbar__item--email {
    background: linear-gradient(135deg, #e87a2e 0%, #d4641a 100%);
}
.floating-toolbar__item--email:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(232, 122, 46, 0.4);
}

/* 在线客服图标样式 */
.floating-toolbar__item--chat {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}
.floating-toolbar__item--chat:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
}

.floating-toolbar__item--top {
    background: linear-gradient(135deg, #606060 0%, #404040 100%);
}
.floating-toolbar__item--top:hover {
    transform: scale(1.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* 手机号提示气泡 */
.floating-toolbar__phone-hint {
    position: absolute;
    right: 70px;
    top: 50%;
    transform: translateY(-50%);
    white-space: nowrap;
    font-size: 12px;
    font-weight: 600;
    color: #333;
    background: #fff;
    padding: 6px 14px;
    border-radius: 8px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.12);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    pointer-events: none;
}

.floating-toolbar__item--whatsapp:hover .floating-toolbar__phone-hint,
.floating-toolbar__item--email:hover .floating-toolbar__phone-hint {
    opacity: 1;
    visibility: visible;
}

/* ========== 平板端适配 (768px - 1024px) ========== */
@media (max-width: 1024px) and (min-width: 769px) {
    .floating-toolbar {
        right: 15px;
        bottom: 25px;
    }
    .floating-toolbar__item {
        width: 48px;
        height: 48px;
    }
    .floating-toolbar__phone-hint {
        display: none;
    }
}

/* ========== 手机端适配 (< 768px) ========== */
@media (max-width: 768px) {
    .floating-toolbar {
        left: 50%;
        right: auto;
        top: auto;
        bottom: 20px;
        transform: translateX(-50%);
        flex-direction: row;
        gap: 8px;
        border-radius: 30px;
        padding: 8px 12px;
        background: transparent;
        backdrop-filter: none;
        box-shadow: 0 4px 24px rgba(0, 0, 0, 0.15), 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    .floating-toolbar__item {
        width: 44px;
        height: 44px;
        border-radius: 50%;
    }
    .floating-toolbar__phone-hint {
        display: none;
    }
}