/* 上海医疗器械许可办理 - 样式文件 */
/* 作者：AI助手 */
/* 创建日期：2026-03-02 */

/* ==================== CSS变量定义 ==================== */
:root {
    /* 主色调 - 医疗蓝色（专业、可信、健康） */
    --primary-color: #0ea5e9;
    --primary-light: #38bdf8;
    --primary-dark: #0284c7;

    /* 辅助色 - 绿色（健康、医疗） */
    --secondary-color: #10b981;
    --secondary-light: #34d399;
    --secondary-dark: #059669;

    /* 背景色 */
    --bg-light: #f0f9ff;
    --bg-white: #ffffff;
    --bg-gray: #f1f5f9;
    --bg-gradient-start: #f0f9ff;
    --bg-gradient-end: #e0f2fe;

    /* 文字颜色 */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-light: #64748b;
    --text-white: #ffffff;

    /* 强调色 */
    --accent-color: #0ea5e9;
    --accent-hover: #0284c7;
    --danger-color: #dc2626;
    --warning-color: #f59e0b;
    --success-color: #10b981;
    --info-color: #0ea5e9;

    /* 边框颜色 */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --border-focus: #0ea5e9;

    /* 阴影 */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-blue: 0 4px 14px 0 rgba(14, 165, 233, 0.15);
    --shadow-green: 0 4px 14px 0 rgba(16, 185, 129, 0.15);

    /* 过渡动画 */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* 圆角 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 50%;

    /* 字体 */
    --font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;

    /* 容器宽度 */
    --container-max: 1200px;
}

/* ==================== 基础重置 ==================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-light);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-normal);
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button, input, textarea {
    font-family: inherit;
    font-size: inherit;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
}

/* ==================== 通用工具类 ==================== */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

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

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

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

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mb-5 { margin-bottom: 40px; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: 8px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.mt-5 { margin-top: 40px; }

/* ==================== 按钮样式 ==================== */
.btn {
    display: inline-block;
    padding: 12px 28px;
    font-size: 15px;
    font-weight: 500;
    text-align: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-white);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-blue);
}

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-white);
}

.btn-secondary:hover {
    background: var(--secondary-dark);
    transform: translateY(-2px);
}

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

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

.btn-white {
    background: var(--text-white);
    color: var(--primary-color);
}

.btn-white:hover {
    background: var(--bg-gray);
    transform: translateY(-2px);
}

/* ==================== 导航栏 ==================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    color: var(--primary-color);
    gap: 10px;
}

.logo i {
    font-size: 28px;
}

.logo img {
    height: 45px;
    margin-right: 10px;
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.logo-line1 {
    font-size: 18px;
    font-weight: 700;
}

.logo-line2 {
    font-size: 12px;
    font-weight: 400;
    color: var(--text-secondary);
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-item {
    position: relative;
    padding: 10px 18px;
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 500;
    border-radius: var(--radius-md);
}

.nav-item:hover,
.nav-item.active {
    color: var(--primary-color);
    background: var(--bg-light);
}

.nav-item.has-submenu {
    position: relative;
}

.submenu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition-normal);
    padding: 8px 0;
}

.nav-item.has-submenu:hover .submenu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.submenu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

.submenu a:hover {
    color: var(--primary-color);
    background: var(--bg-light);
}

.mobile-menu-btn {
    display: none;
    padding: 8px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-btn span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    margin: 5px 0;
    transition: var(--transition-normal);
}

/* ==================== 页面标题区域 ==================== */
.page-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 140px 0 80px;
    position: relative;
    overflow: hidden;
}

.page-hero::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(255,255,255,0.1)" stroke-width="0.5"/></svg>') repeat;
    background-size: 100px 100px;
    opacity: 0.5;
}

.page-hero .container {
    position: relative;
    z-index: 1;
}

.page-title {
    font-size: 42px;
    color: var(--text-white);
    margin-bottom: 16px;
    font-weight: 700;
}

.page-subtitle {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    max-width: 600px;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.breadcrumb a {
    color: rgba(255, 255, 255, 0.85);
}

.breadcrumb a:hover {
    color: var(--text-white);
}

.breadcrumb span {
    color: rgba(255, 255, 255, 0.5);
}

/* ==================== 首页横幅 ==================== */
.hero {
    position: relative;
    min-height: 680px;
    display: flex;
    align-items: center;
    background: url('https://picsum.photos/id/180/1920/1080') no-repeat center center;
    background-size: cover;
    padding: 100px 0 60px;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.85) 0%, rgba(2, 132, 199, 0.85) 100%);
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(to top, var(--bg-light), transparent);
}

.hero .container {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.hero-content {
    max-width: 55%;
    flex: 1;
}

.hero-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    font-size: 14px;
    color: var(--text-white);
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
}

.hero-title {
    font-size: 48px;
    color: var(--text-white);
    margin-bottom: 20px;
    font-weight: 800;
    line-height: 1.2;
}

.hero-title span {
    color: #fef3c7;
}

.hero-desc {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 32px;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-stats {
    position: relative;
    flex: 0 0 38%;
    max-width: 38%;
    background: var(--bg-white);
    padding: 35px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    margin-top: 20px;
}

.hero-stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

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

.stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 4px;
}

.stat-label {
    font-size: 14px;
    color: var(--text-light);
}

/* ==================== 服务卡片 ==================== */
.section {
    padding: 80px 0;
}

.section-gray {
    background: var(--bg-gray);
}

.section-dark {
    background: var(--primary-dark);
    color: var(--text-white);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-title {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 16px;
    font-weight: 700;
}

.section-dark .section-title {
    color: var(--text-white);
}

.section-subtitle {
    font-size: 17px;
    color: var(--text-secondary);
}

.section-dark .section-subtitle {
    color: rgba(255, 255, 255, 0.8);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px 30px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    font-size: 28px;
    color: var(--text-white);
}

.service-title {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.service-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==================== 特点卡片 ==================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 36px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--primary-color);
    transform: scaleY(0);
    transition: var(--transition-normal);
}

.feature-card:hover::before {
    transform: scaleY(1);
}

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

.feature-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-size: 60px;
    font-weight: 800;
    color: var(--bg-gray);
    line-height: 1;
}

.feature-title {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 10px;
}

.feature-title i {
    color: var(--primary-color);
    font-size: 22px;
}

.feature-desc {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ==================== 优势区块 ==================== */
.advantage-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.advantage-image {
    position: relative;
}

.advantage-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.advantage-content h2 {
    font-size: 34px;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-weight: 700;
}

.advantage-list {
    margin-top: 30px;
}

.advantage-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 24px;
}

.advantage-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 20px;
    flex-shrink: 0;
}

.advantage-text h4 {
    font-size: 17px;
    color: var(--text-primary);
    margin-bottom: 6px;
    font-weight: 600;
}

.advantage-text p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== 定价表格 ==================== */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 40px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    border: 2px solid var(--border-light);
    text-align: center;
    position: relative;
}

.pricing-card.featured {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.pricing-card.featured::before {
    content: '热门推荐';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-color);
    color: var(--text-white);
    padding: 4px 20px;
    border-radius: 50px;
    font-size: 13px;
    font-weight: 500;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-8px);
}

.pricing-title {
    font-size: 22px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 600;
}

.pricing-price {
    font-size: 42px;
    font-weight: 700;
    color: var(--primary-color);
    margin: 20px 0;
}

.pricing-price span {
    font-size: 16px;
    font-weight: 400;
    color: var(--text-light);
}

.pricing-features {
    text-align: left;
    margin: 24px 0;
    padding: 24px 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.pricing-features li {
    padding: 10px 0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
}

.pricing-features li i {
    color: var(--success-color);
}

/* ==================== 流程步骤 ==================== */
.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    position: relative;
}

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

.process-icon {
    width: 80px;
    height: 80px;
    background: var(--bg-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 32px;
    color: var(--primary-color);
    box-shadow: var(--shadow-lg);
    border: 3px solid var(--primary-light);
    transition: var(--transition-normal);
}

.process-step:hover .process-icon {
    background: var(--primary-color);
    color: var(--text-white);
    transform: scale(1.1);
}

.process-number {
    display: inline-block;
    width: 28px;
    height: 28px;
    background: var(--primary-color);
    color: var(--text-white);
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    line-height: 28px;
    margin-bottom: 12px;
}

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

.process-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== 关于我们 ==================== */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image {
    position: relative;
}

.about-image img {
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-content h2 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 20px;
    font-weight: 700;
}

.about-content p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-feature i {
    color: var(--primary-color);
    font-size: 20px;
}

/* ==================== 联系表单 ==================== */
.contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.contact-info h2 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-weight: 700;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    margin-bottom: 30px;
}

.contact-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    font-size: 22px;
    flex-shrink: 0;
}

.contact-text h4 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 6px;
    font-weight: 600;
}

.contact-text p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.contact-form {
    background: var(--bg-white);
    padding: 40px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    font-size: 14px;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 500;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 15px;
    transition: var(--transition-normal);
    background: var(--bg-white);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

/* ==================== 联系卡片布局 ==================== */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.contact-card {
    background: var(--bg-white);
    padding: 30px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
}

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

.contact-card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.contact-card-icon i {
    font-size: 24px;
    color: var(--text-white);
}

.contact-card h3 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.contact-card-phone {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.contact-card-desc {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== 地址卡片 ==================== */
.address-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.address-card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: var(--transition-normal);
}

.address-card:hover {
    box-shadow: var(--shadow-lg);
}

.address-card-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.address-card-header i {
    font-size: 24px;
    color: var(--text-white);
}

.address-card-header h3 {
    font-size: 18px;
    color: var(--text-white);
    margin: 0;
}

.address-card-body {
    padding: 24px;
}

.address-card-body p {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    line-height: 1.6;
}

.address-card-body p:last-child {
    margin-bottom: 0;
}

.address-card-body p i {
    color: var(--primary-color);
    margin-top: 4px;
}

/* ==================== 服务时间 ==================== */
.service-time-box {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    padding: 40px;
    display: flex;
    align-items: center;
    gap: 30px;
    color: var(--text-white);
}

.service-time-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.service-time-icon i {
    font-size: 36px;
}

.service-time-content h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: var(--text-white);
}

.service-time-content p {
    font-size: 16px;
    margin-bottom: 6px;
    opacity: 0.9;
}

.service-time-note {
    margin-top: 16px !important;
    padding-top: 16px;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 14px !important;
}

/* ==================== 文章列表 ==================== */
.article-list {
    max-width: 900px;
    margin: 0 auto;
}

.article-item {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 30px;
    margin-bottom: 20px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    border: 1px solid var(--border-light);
    display: block;
}

.article-item:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-md);
    border-color: var(--primary-light);
}

.article-item h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-bottom: 12px;
    font-weight: 600;
}

.article-item p {
    font-size: 15px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 16px;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    font-size: 13px;
    color: var(--text-light);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ==================== 内容区域 ==================== */
.content-section {
    max-width: 800px;
    margin: 0 auto;
    padding: 60px 20px;
}

.content-section h1 {
    font-size: 36px;
    color: var(--text-primary);
    margin-bottom: 24px;
    font-weight: 700;
}

.content-section h2 {
    font-size: 28px;
    color: var(--text-primary);
    margin: 40px 0 20px;
    font-weight: 700;
}

.content-section h3 {
    font-size: 22px;
    color: var(--text-primary);
    margin: 30px 0 16px;
    font-weight: 600;
}

.content-section p {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
}

.content-section ul,
.content-section ol {
    margin-bottom: 20px;
    padding-left: 24px;
}

.content-section li {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 12px;
}

.content-section ul li {
    list-style: disc;
}

.content-section ol li {
    list-style: decimal;
}

/* ==================== 表格样式 ==================== */
.table-responsive {
    overflow-x: auto;
    margin: 30px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-white);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

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

table th {
    background: var(--primary-color);
    color: var(--text-white);
    font-weight: 600;
    font-size: 15px;
}

table tr:hover td {
    background: var(--bg-light);
}

/* ==================== 警示框 ==================== */
.alert {
    padding: 20px;
    border-radius: var(--radius-md);
    margin: 24px 0;
    display: flex;
    align-items: flex-start;
    gap: 14px;
}

.alert i {
    font-size: 22px;
    flex-shrink: 0;
}

.alert-info {
    background: #eff6ff;
    border-left: 4px solid var(--info-color);
    color: var(--text-primary);
}

.alert-info i {
    color: var(--info-color);
}

.alert-success {
    background: #f0fdf4;
    border-left: 4px solid var(--success-color);
    color: var(--text-primary);
}

.alert-success i {
    color: var(--success-color);
}

.alert-warning {
    background: #fffbeb;
    border-left: 4px solid var(--warning-color);
    color: var(--text-primary);
}

.alert-warning i {
    color: var(--warning-color);
}

.alert-danger {
    background: #fef2f2;
    border-left: 4px solid var(--danger-color);
    color: var(--text-primary);
}

.alert-danger i {
    color: var(--danger-color);
}

/* ==================== 页脚 ==================== */
.footer {
    background: #1a1a2e;
    color: rgba(255, 255, 255, 0.8);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

.footer-about .logo {
    color: var(--text-white);
    margin-bottom: 16px;
}

.footer-about p {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.65);
}

.footer-title {
    font-size: 17px;
    color: var(--text-white);
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-links a {
    display: block;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    padding: 8px 0;
    transition: var(--transition-normal);
}

.footer-links a:hover {
    color: var(--text-white);
    padding-left: 8px;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: 12px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 24px;
    text-align: center;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

/* ==================== 分页 ==================== */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin: 40px 0;
}

.pagination a,
.pagination span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 12px;
    background: var(--bg-white);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: 14px;
    color: var(--text-secondary);
    transition: var(--transition-normal);
}

.pagination a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination .active {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: var(--text-white);
}

/* ==================== CTA区域 ==================== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    padding: 80px 0;
    text-align: center;
}

.cta-section h2 {
    font-size: 36px;
    color: var(--text-white);
    margin-bottom: 16px;
    font-weight: 700;
}

.cta-section p {
    font-size: 18px;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: 32px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== 白皮书样式 ==================== */
.whitepaper-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: var(--transition-normal);
    margin-bottom: 30px;
}

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

.whitepaper-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    padding: 30px;
    color: var(--text-white);
}

.whitepaper-header h3 {
    font-size: 24px;
    margin-bottom: 10px;
}

.whitepaper-header p {
    opacity: 0.9;
    font-size: 15px;
}

.whitepaper-body {
    padding: 30px;
}

.whitepaper-toc {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--radius-md);
    margin-bottom: 20px;
}

.whitepaper-toc h4 {
    font-size: 16px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.whitepaper-toc ul {
    padding-left: 20px;
}

.whitepaper-toc li {
    margin-bottom: 8px;
    font-size: 14px;
    color: var(--text-secondary);
}

.whitepaper-toc li::marker {
    color: var(--primary-color);
}

/* ==================== 产业园样式 ==================== */
.park-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 40px;
}

.park-feature {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.park-feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-light), var(--secondary-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    font-size: 24px;
    color: var(--text-white);
}

.park-feature h4 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.park-feature p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 992px) {
    .hero {
        min-height: auto;
        padding: 120px 20px 40px;
    }

    .hero-content {
        max-width: 100%;
        flex: 1 1 100%;
        text-align: center;
        margin-bottom: 30px;
    }

    .hero-stats {
        flex: 1 1 100%;
        max-width: 100%;
        margin-top: 0;
    }

    .hero-title {
        font-size: 32px;
    }

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

    .advantage-section,
    .about-section,
    .contact-section {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 768px) {
    .nav {
        display: none;
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero {
        min-height: auto;
        padding: 120px 0 60px;
    }

    .hero-title {
        font-size: 32px;
    }

    .hero-stats-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .page-title {
        font-size: 32px;
    }

    .section-title {
        font-size: 28px;
    }

    .pricing-card.featured {
        transform: none;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .address-cards {
        grid-template-columns: 1fr;
    }

    .service-time-box {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
}