/* ============================================
   拉卡拉电签机 - 共享样式文件
   风格：温暖信赖，琥珀金+标准绿点缀
   ============================================ */

/* ============================================
   1. 基础样式 reset+字体
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@300;400;500;600;700;800&display=swap');

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

:root {
    /* 琥珀金色系 */
    --amber: #D97706;
    --amber-dark: #B45309;
    --amber-deep: #78350F;
    --amber-deeper: #451A03;
    --amber-light: #FDE68A;
    --amber-bg: #FFFBEB;
    --amber-light-bg: #FEF3C7;
    
    /* 标准绿（0押金/零门槛） */
    --green: #16A34A;
    --green-dark: #15803D;
    --green-light: #F0FDF4;
    --green-border: #86EFAC;
    
    /* 深天蓝（快速审批/速度） */
    --blue: #0284C7;
    --blue-dark: #0369A1;
    --blue-light: #E0F2FE;
    
    /* 中性色 */
    --bg-white: #FFFFFF;
    --bg-page: #FFFBEB;
    --bg-light: #FEF3C7;
    --text-dark: #78350F;
    --text-body: #334155;
    --text-muted: #64748B;
    --text-light: #94A3B8;
    --border: #E5E7EB;
    --border-light: #F3F4F6;
    
    /* 阴影 */
    --card-shadow: 0 2px 8px rgba(217,119,6,0.08);
    --card-shadow-hover: 0 8px 24px rgba(217,119,6,0.15);
    --shadow-md: 0 8px 24px rgba(217,119,6,0.12);
    --shadow-lg: 0 16px 48px rgba(217,119,6,0.18);
    
    /* 圆角 */
    --radius: 10px;
    --radius-sm: 6px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    /* 过渡 */
    --transition: all 0.3s ease;
    
    /* 导航高度 */
    --nav-height: 70px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-body);
    background: var(--bg-white);
    overflow-x: hidden;
}

/* 数字英文字体 */
.font-barlow {
    font-family: 'Barlow', sans-serif;
}

/* ============================================
   2. 导航栏（白色，滚动琥珀金阴影）
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: rgba(255,255,255,0.98);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: 0 2px 20px rgba(217,119,6,0.12);
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
    color: var(--amber);
    font-weight: 700;
    font-size: 20px;
}

.navbar-logo svg {
    width: 36px;
    height: 36px;
}

.navbar-logo span {
    font-family: 'Barlow', sans-serif;
    font-weight: 800;
    letter-spacing: 1px;
}

.navbar-nav {
    display: flex;
    align-items: center;
    gap: 32px;
}

.navbar-nav a {
    color: var(--text-body);
    text-decoration: none;
    font-weight: 500;
    font-size: 15px;
    transition: var(--transition);
    position: relative;
}

.navbar-nav a:hover {
    color: var(--amber);
}

.navbar-nav a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--amber);
    transition: var(--transition);
}

.navbar-nav a:hover::after {
    width: 100%;
}

.navbar-cta {
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-dark) 100%);
    color: white !important;
    padding: 10px 20px;
    border-radius: var(--radius);
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(217,119,6,0.3);
}

.navbar-cta::after {
    display: none !important;
}

.navbar-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(217,119,6,0.4);
}

/* 汉堡菜单按钮 */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--amber);
    transition: var(--transition);
}

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

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* 移动端导航 */
.mobile-nav {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
    z-index: 999;
    padding: 16px 0;
}

.mobile-nav.active {
    display: block;
}

.mobile-nav a {
    display: block;
    padding: 14px 24px;
    color: var(--text-body);
    text-decoration: none;
    font-weight: 500;
    border-left: 3px solid transparent;
    transition: var(--transition);
}

.mobile-nav a:hover {
    background: var(--amber-light-bg);
    border-left-color: var(--amber);
    color: var(--amber);
}

.mobile-nav .mobile-cta {
    margin: 16px 24px;
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-dark) 100%);
    color: white;
    text-align: center;
    padding: 12px;
    border-radius: var(--radius);
    font-weight: 600;
}

/* ============================================
   3. 页脚（琥珀金渐变，首创！）
   ============================================ */
.footer {
    background: linear-gradient(180deg, var(--amber) 0%, var(--amber-deep) 100%);
    color: white;
    padding: 60px 0 0;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    padding-bottom: 48px;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    color: white;
    font-weight: 700;
    font-size: 24px;
}

.footer-logo svg {
    width: 40px;
    height: 40px;
}

.footer-slogan {
    color: rgba(255,255,255,0.85);
    font-size: 15px;
    line-height: 1.7;
    max-width: 360px;
}

.footer-links h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    color: white;
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    font-size: 14px;
    transition: var(--transition);
}

.footer-links a:hover {
    color: white;
}

.footer-bottom {
    background: var(--amber-deeper);
    margin: 0 -24px;
    padding: 20px 24px;
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    line-height: 1.8;
}

.footer-bottom a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
}

.footer-bottom a:hover {
    color: white;
}

/* ============================================
   4. 公共组件：琥珀金卡片/标准绿细线/按钮
   ============================================ */

/* 章节容器 */
.section {
    padding: 80px 24px;
}

.section-container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 32px;
    font-weight: 700;
    color: var(--text-dark);
    text-align: center;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto 48px;
}

/* 琥珀金卡片 */
.card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: var(--transition);
    border-top: 4px solid var(--amber);
    border-bottom: 2px solid var(--green);
}

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

.card-body {
    padding: 24px;
}

/* 特色卡片 */
.feature-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border-left: 4px solid transparent;
}

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

.feature-card.amber {
    border-left-color: var(--amber);
}

.feature-card.green {
    border-left-color: var(--green);
}

.feature-card.blue {
    border-left-color: var(--blue);
}

.feature-card-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.feature-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.feature-card-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    border-radius: var(--radius);
    font-weight: 600;
    font-size: 15px;
    text-decoration: none;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--green) 0%, var(--green-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(22,163,74,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(22,163,74,0.4);
}

.btn-secondary {
    background: white;
    color: var(--text-dark);
    border: 2px solid var(--border);
}

.btn-secondary:hover {
    border-color: var(--amber);
    color: var(--amber);
}

.btn-amber {
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-dark) 100%);
    color: white;
    box-shadow: 0 4px 12px rgba(217,119,6,0.3);
}

.btn-amber:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(217,119,6,0.4);
}

.btn-white {
    background: white;
    color: var(--amber);
    border: 2px solid white;
}

.btn-white:hover {
    background: transparent;
    color: white;
}

.btn-outline-white {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.5);
}

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

/* 胶囊标签 */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
}

.badge-green {
    background: var(--green-light);
    color: var(--green);
}

.badge-blue {
    background: var(--blue-light);
    color: var(--blue);
}

.badge-amber {
    background: var(--amber-light-bg);
    color: var(--amber-dark);
}

/* 标签列表 */
.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    padding: 4px 12px;
    background: var(--amber-light-bg);
    color: var(--amber-dark);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

/* 列表样式 */
.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.check-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 14px;
    color: var(--text-body);
}

.check-list li::before {
    content: '✓';
    color: var(--green);
    font-weight: 700;
    flex-shrink: 0;
}

/* ============================================
   5. 首页专属：Hero(速度线动画)/大品牌审批/0押金+品牌/产品/对比
   ============================================ */

/* Hero区 */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-deep) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 120px 24px 80px;
    position: relative;
    overflow: hidden;
}

.hero-content {
    text-align: center;
    max-width: 800px;
    position: relative;
    z-index: 2;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--green);
    color: white;
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 24px;
    animation: fadeInDown 0.6s ease;
}

.hero-title {
    font-size: 48px;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 20px;
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    margin-bottom: 40px;
    animation: fadeInUp 0.6s ease 0.4s both;
}

/* 速度线动画区 */
.speed-zone {
    margin: 48px 0;
    position: relative;
    height: 120px;
    animation: fadeInUp 0.6s ease 0.6s both;
}

.speed-line {
    position: absolute;
    top: 50%;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.8) 30%, rgba(255,255,255,0.8) 70%, transparent 100%);
    border-radius: 2px;
    animation: speedLine 3s ease-in-out infinite;
}

.speed-line:nth-child(1) {
    width: 200px;
    left: 0;
    animation-delay: 0s;
}

.speed-line:nth-child(2) {
    width: 300px;
    left: 50px;
    animation-delay: 0.3s;
    top: 45%;
}

.speed-line:nth-child(3) {
    width: 250px;
    left: 100px;
    animation-delay: 0.6s;
    top: 55%;
}

@keyframes speedLine {
    0% {
        transform: translateX(100%) scaleX(0.5);
        opacity: 0;
    }
    20% {
        opacity: 1;
    }
    80% {
        opacity: 1;
    }
    100% {
        transform: translateX(-100%) scaleX(0.5);
        opacity: 0;
    }
}

.speed-center {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
}

.speed-number {
    font-family: 'Barlow', sans-serif;
    font-size: 56px;
    font-weight: 800;
    color: white;
    text-shadow: 0 4px 20px rgba(0,0,0,0.3);
    animation: pulse 2s ease-in-out infinite;
}

.speed-label {
    font-size: 14px;
    color: rgba(255,255,255,0.8);
    margin-top: 4px;
}

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

/* 数字跳动动画 */
@keyframes countUp {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    animation: fadeInUp 0.6s ease 0.8s both;
}

/* 大品牌审批说明区 */
.brand-approval-section {
    background: var(--bg-white);
}

.brand-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--blue);
    transition: var(--transition);
}

.brand-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.brand-card-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.brand-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.brand-card-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 0押金+大品牌保障区 */
.deposit-guarantee-section {
    background: var(--bg-page);
}

.guarantee-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--card-shadow);
    border-left: 4px solid var(--green);
    transition: var(--transition);
}

.guarantee-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.guarantee-card-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.guarantee-card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.guarantee-card-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 产品展示区 */
.products-section {
    background: var(--bg-white);
}

.product-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    transition: var(--transition);
    border-top: 4px solid var(--amber);
    border-bottom: 3px solid var(--green);
}

.product-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.product-card-header {
    padding: 32px;
    text-align: center;
    background: linear-gradient(135deg, var(--amber-light-bg) 0%, var(--bg-white) 100%);
}

.product-icon {
    font-size: 64px;
    margin-bottom: 16px;
}

.product-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.product-model {
    font-size: 14px;
    color: var(--text-muted);
    font-family: 'Barlow', sans-serif;
}

.product-card-body {
    padding: 28px;
}

.product-tags {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.product-features {
    list-style: none;
    margin-bottom: 24px;
}

.product-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-light);
    font-size: 14px;
    color: var(--text-body);
    display: flex;
    align-items: center;
    gap: 8px;
}

.product-features li:last-child {
    border-bottom: none;
}

/* 为什么选拉卡拉 */
.why-section {
    background: var(--bg-page);
}

.why-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.why-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.why-number {
    font-family: 'Barlow', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: var(--amber);
    margin-bottom: 12px;
}

.why-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.why-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.why-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 大品牌vs小品牌对比区 */
.compare-section {
    background: var(--bg-white);
}

/* 底部CTA申请区 */
.cta-section {
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-deep) 100%);
    padding: 80px 24px;
}

.cta-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.cta-title {
    font-size: 36px;
    font-weight: 700;
    color: white;
    margin-bottom: 20px;
}

.cta-advantages {
    display: flex;
    justify-content: center;
    gap: 24px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}

.cta-advantages span {
    color: rgba(255,255,255,0.9);
    font-size: 15px;
}

/* 表单样式 */
.form-card {
    background: var(--amber-deep);
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 16px;
}

.form-group input {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid rgba(255,255,255,0.2);
    border-radius: var(--radius);
    background: rgba(255,255,255,0.1);
    color: white;
    font-size: 15px;
    transition: var(--transition);
}

.form-group input::placeholder {
    color: rgba(255,255,255,0.5);
}

.form-group input:focus {
    outline: none;
    border-color: var(--green);
    background: rgba(255,255,255,0.15);
}

.form-note {
    font-size: 12px;
    color: rgba(255,255,255,0.6);
    margin-top: 16px;
    text-align: center;
}

/* ============================================
   6. 电签机页专属：5大功能/对比/产品详情
   ============================================ */

/* 页面标题区 */
.page-hero {
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-deep) 100%);
    padding: 140px 24px 80px;
    text-align: center;
}

.page-hero-title {
    font-size: 48px;
    font-weight: 800;
    color: white;
    margin-bottom: 16px;
}

.page-hero-subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.8);
    max-width: 600px;
    margin: 0 auto;
}

/* 5大功能 */
.functions-section {
    background: var(--bg-white);
}

.function-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border-bottom: 3px solid transparent;
}

.function-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
    border-bottom-color: var(--amber);
}

.function-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.function-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.function-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 对比表格 */
.compare-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.compare-table th,
.compare-table td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.compare-table th {
    background: var(--amber-light-bg);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 14px;
}

.compare-table td {
    font-size: 14px;
    color: var(--text-body);
}

.compare-table tr:last-child td {
    border-bottom: none;
}

.compare-table tr:hover td {
    background: var(--bg-page);
}

.compare-highlight {
    color: var(--green);
    font-weight: 600;
}

.compare-warn {
    color: var(--text-muted);
}

/* 产品详情区 */
.product-detail-section {
    background: var(--bg-page);
}

.product-detail-card {
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    overflow: hidden;
    border-top: 4px solid var(--amber);
    transition: var(--transition);
}

.product-detail-card:hover {
    box-shadow: var(--shadow-md);
}

.product-detail-header {
    padding: 32px;
    background: linear-gradient(135deg, var(--amber-light-bg) 0%, var(--bg-white) 100%);
    display: flex;
    align-items: center;
    gap: 24px;
}

.product-detail-icon {
    font-size: 72px;
}

.product-detail-info {
    flex: 1;
}

.product-detail-name {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.product-detail-desc {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

.product-detail-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.product-detail-body {
    padding: 28px;
}

.product-params {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 24px;
}

.product-param {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    color: var(--text-body);
    padding: 8px 12px;
    background: var(--bg-page);
    border-radius: var(--radius-sm);
}

.product-suitable {
    font-size: 14px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

/* 产品对比表 */
.product-compare-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

.product-compare-table th,
.product-compare-table td {
    padding: 14px 16px;
    text-align: center;
    border-bottom: 1px solid var(--border-light);
}

.product-compare-table th {
    background: var(--amber-light-bg);
    font-weight: 600;
    color: var(--text-dark);
    font-size: 13px;
}

.product-compare-table td {
    font-size: 13px;
    color: var(--text-body);
}

.product-compare-table tr:last-child td {
    border-bottom: none;
}

/* ============================================
   7. 快速审批页专属：大品牌通道/4步流程/对比/FAQ
   ============================================ */

/* 大品牌通道 */
.channel-section {
    background: var(--bg-white);
}

.channel-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.channel-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.channel-icon {
    font-size: 44px;
    margin-bottom: 16px;
}

.channel-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.channel-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 4步流程 */
.process-section {
    background: var(--bg-page);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
    margin-bottom: 48px;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 32px;
    left: 10%;
    right: 10%;
    height: 3px;
    background: linear-gradient(90deg, var(--amber) 0%, var(--green) 100%);
    z-index: 0;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-circle {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 24px;
    color: white;
    box-shadow: 0 4px 16px rgba(217,119,6,0.3);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-8px);
    }
}

.step-number {
    font-family: 'Barlow', sans-serif;
    font-size: 28px;
    font-weight: 800;
    color: var(--amber);
    margin-bottom: 8px;
}

.step-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 4px;
}

.step-text {
    font-size: 13px;
    color: var(--text-muted);
}

/* FAQ手风琴 */
.faq-section {
    background: var(--bg-white);
}

.faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: var(--radius);
    margin-bottom: 12px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: 20px 24px;
    background: none;
    border: none;
    text-align: left;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--amber);
}

.faq-icon {
    font-size: 20px;
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.8;
}

/* ============================================
   8. 0押金页专属：3重保障/大品牌vs小品牌/5大套路/承诺/FAQ
   ============================================ */

/* 3重保障 */
.triple-section {
    background: var(--bg-white);
}

.triple-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--green);
    transition: var(--transition);
}

.triple-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.triple-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.triple-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.triple-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 押金POS 5大套路 */
.trap-section {
    background: var(--bg-page);
}

.trap-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 24px;
    box-shadow: var(--card-shadow);
    border-left: 4px solid #DC2626;
    transition: var(--transition);
}

.trap-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.trap-number {
    font-family: 'Barlow', sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: #DC2626;
    margin-bottom: 8px;
}

.trap-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.trap-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* 0押金承诺 */
.promise-section {
    background: var(--bg-white);
}

.promise-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--green);
    transition: var(--transition);
}

.promise-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.promise-icon {
    font-size: 44px;
    margin-bottom: 16px;
}

.promise-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.promise-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ============================================
   9. 关于页专属：品牌介绍/优势/数据/4个资质
   ============================================ */

/* 品牌介绍 */
.about-intro {
    background: var(--bg-white);
    text-align: center;
}

.about-intro p {
    font-size: 17px;
    color: var(--text-body);
    line-height: 1.9;
    max-width: 800px;
    margin: 0 auto;
}

/* 4大核心优势 */
.about-advantages {
    background: var(--bg-page);
}

.about-advantage-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 32px;
    text-align: center;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.about-advantage-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.about-advantage-number {
    font-family: 'Barlow', sans-serif;
    font-size: 48px;
    font-weight: 800;
    color: var(--amber);
    margin-bottom: 12px;
}

.about-advantage-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.about-advantage-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.about-advantage-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* 品牌数据 */
.about-stats {
    background: linear-gradient(135deg, var(--amber) 0%, var(--amber-deep) 100%);
    padding: 60px 24px;
}

.stat-card {
    text-align: center;
    color: white;
}

.stat-icon {
    font-size: 48px;
    margin-bottom: 12px;
}

.stat-number {
    font-family: 'Barlow', sans-serif;
    font-size: 36px;
    font-weight: 800;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
}

/* 资质展示 */
.about-certificates {
    background: var(--bg-white);
}

.certificate-card {
    background: white;
    border-radius: var(--radius-lg);
    padding: 28px;
    text-align: center;
    box-shadow: var(--card-shadow);
    border-top: 4px solid var(--amber);
    transition: var(--transition);
}

.certificate-card:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.certificate-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.certificate-title {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
}

/* ============================================
   10. 滚动动画（琥珀金线条引导）
   ============================================ */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   11. 响应式
   ============================================ */
@media (max-width: 1024px) {
    .section {
        padding: 60px 20px;
    }
    
    .hero {
        padding: 100px 20px 60px;
    }
    
    .hero-title {
        font-size: 40px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .process-steps {
        flex-wrap: wrap;
        gap: 24px;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .process-step {
        flex: 0 0 45%;
    }
}

@media (max-width: 768px) {
    .navbar-nav {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero {
        min-height: auto;
        padding: 100px 16px 60px;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 24px;
    }
    
    .section-subtitle {
        font-size: 14px;
        margin-bottom: 32px;
    }
    
    .section {
        padding: 48px 16px;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 32px;
    }
    
    .hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-cta .btn {
        width: 100%;
        max-width: 280px;
    }
    
    .cta-advantages {
        flex-direction: column;
        gap: 12px;
    }
    
    .process-step {
        flex: 0 0 100%;
    }
    
    .page-hero-title {
        font-size: 32px;
    }
    
    .page-hero-subtitle {
        font-size: 16px;
    }
    
    .speed-zone {
        height: 100px;
    }
    
    .speed-number {
        font-size: 40px;
    }
    
    .product-params {
        grid-template-columns: 1fr;
    }
    
    .compare-table {
        font-size: 12px;
    }
    
    .compare-table th,
    .compare-table td {
        padding: 12px 10px;
    }
}

/* ============================================
   12. 动画关键帧
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@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);
    }
}

/* ============================================
   13. 特殊组件样式
   ============================================ */

/* 对比表格高亮行 */
.compare-row-highlight {
    background: var(--green-light) !important;
}

/* 强调文字 */
.text-amber {
    color: var(--amber);
}

.text-green {
    color: var(--green);
}

.text-blue {
    color: var(--blue);
}

.text-center {
    text-align: center;
}

.mb-4 {
    margin-bottom: 16px;
}

.mb-6 {
    margin-bottom: 24px;
}

.mt-4 {
    margin-top: 16px;
}

/* 网格布局 */
.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.grid-5 {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
}

@media (max-width: 1024px) {
    .grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .grid-5 {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    .grid-2,
    .grid-3,
    .grid-4,
    .grid-5 {
        grid-template-columns: 1fr;
    }
}

/* 链接样式 */
.link {
    color: var(--amber);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: var(--transition);
}

.link:hover {
    color: var(--amber-dark);
    gap: 8px;
}

.link-green {
    color: var(--green);
}

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

/* 结论卡片 */
.conclusion-box {
    background: var(--amber-light-bg);
    border-radius: var(--radius-lg);
    padding: 24px;
    text-align: center;
    border: 2px solid var(--amber-light);
}

.conclusion-box p {
    font-size: 16px;
    color: var(--amber-deep);
    font-weight: 500;
    line-height: 1.7;
}

/* 警示卡片 */
.warning-box {
    background: #FEF2F2;
    border-radius: var(--radius-lg);
    padding: 24px;
    border-left: 4px solid #DC2626;
}

.warning-box p {
    font-size: 16px;
    color: #991B1B;
    font-weight: 500;
    line-height: 1.7;
}