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

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.navbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, #1a5276 0%, #2980b9 100%);
    color: #fff;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
}

.brand-name {
    font-size: 20px;
    font-weight: 700;
    color: #1a5276;
}

.navbar-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.navbar-menu li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-menu li a:hover {
    color: #2980b9;
}

.navbar-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.navbar-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a5276 0%, #2980b9 50%, #3498db 100%);
    background-image: url('https://picsum.photos/id/180/1920/1080');
    background-size: cover;
    background-position: center;
    background-blend-mode: overlay;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    color: #fff;
    text-align: center;
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(15, 52, 96, 0.75);
}

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

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 20px;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
}

.btn {
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    transition: all 0.3s ease;
    display: inline-block;
}

.btn-primary {
    background: #e74c3c;
    color: #fff;
}

.btn-primary:hover {
    background: #c0392b;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(231, 76, 60, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #fff;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-top: 40px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 48px;
    font-weight: 700;
    color: #f39c12;
}

.stat-label {
    font-size: 16px;
    opacity: 0.9;
}

/* 通用区块样式 */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-header h2 {
    font-size: 36px;
    font-weight: 700;
    color: #1a5276;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 18px;
    color: #7f8c8d;
}

.bg-gray {
    background: #f8f9fa;
}

/* 背景介绍 */
.background-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.background-text h3 {
    font-size: 28px;
    color: #1a5276;
    margin-bottom: 20px;
}

.background-text p {
    font-size: 16px;
    color: #555;
    margin-bottom: 20px;
    line-height: 1.8;
}

.background-features {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.feature-icon {
    font-size: 24px;
}

.background-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.15);
}

/* 痛点分析 */
.pain-points-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.pain-card {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.pain-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.pain-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.pain-card h3 {
    font-size: 18px;
    color: #c0392b;
    margin-bottom: 15px;
}

.pain-card p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

/* 开户优势 */
.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.advantage-card {
    background: linear-gradient(135deg, #1a5276 0%, #2980b9 100%);
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    color: #fff;
    transition: all 0.3s ease;
}

.advantage-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 15px 40px rgba(41, 128, 185, 0.4);
}

.advantage-icon {
    font-size: 56px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 20px;
    margin-bottom: 15px;
}

.advantage-card p {
    font-size: 14px;
    opacity: 0.9;
    line-height: 1.6;
}

/* 所需资料 */
.documents-tabs {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 40px;
}

.tab {
    padding: 15px 40px;
    background: #fff;
    border: 2px solid #ddd;
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: all 0.3s ease;
}

.tab.active {
    background: #2980b9;
    border-color: #2980b9;
    color: #fff;
}

.tab:hover {
    border-color: #2980b9;
    color: #2980b9;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.document-list {
    list-style: none;
    background: #fff;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.document-list li {
    padding: 15px 0;
    border-bottom: 1px solid #eee;
    display: flex;
    align-items: center;
    gap: 15px;
}

.document-list li:last-child {
    border-bottom: none;
}

.check {
    color: #27ae60;
    font-weight: bold;
    font-size: 18px;
}

/* 开户流程 */
.process-steps {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 20px;
}

.step {
    background: #fff;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    min-width: 180px;
    transition: all 0.3s ease;
}

.step:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.12);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #2980b9 0%, #3498db 100%);
    border-radius: 50%;
    color: #fff;
    font-size: 24px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.step h3 {
    font-size: 18px;
    color: #1a5276;
    margin-bottom: 10px;
}

.step p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
}

.step-arrow {
    font-size: 32px;
    color: #2980b9;
    font-weight: bold;
}

/* 费用标准 */
.fees-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    margin-bottom: 40px;
}

.fees-table {
    background: #fff;
    border-radius: 15px;
    padding: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.fees-table.full-width {
    width: 100%;
    margin-bottom: 30px;
}

.fees-table h3 {
    font-size: 20px;
    color: #1a5276;
    margin-bottom: 25px;
    text-align: center;
}

.fees-table table {
    width: 100%;
    border-collapse: collapse;
}

.fees-table th,
.fees-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.fees-table th {
    background: #f8f9fa;
    font-weight: 600;
    color: #1a5276;
}

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

.fees-table tr:hover {
    background: #f8f9fa;
}

.fees-note {
    background: #fff3cd;
    border: 1px solid #ffeeba;
    border-radius: 10px;
    padding: 20px;
    text-align: center;
}

.fees-note p {
    color: #856404;
    font-size: 14px;
}

/* 地区服务 */
.regions-content {
    max-width: 900px;
    margin: 0 auto;
}

.region-group {
    margin-bottom: 25px;
}

.region-group h4 {
    font-size: 16px;
    color: #7f8c8d;
    margin-bottom: 15px;
    font-weight: 400;
}

.region-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.region-tags span {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    color: #2c3e50;
    padding: 10px 20px;
    border-radius: 30px;
    font-size: 14px;
    border: 1px solid #dee2e6;
    transition: all 0.3s ease;
}

.region-tags span:hover {
    background: linear-gradient(135deg, #2980b9 0%, #1a5276 100%);
    color: #fff;
    border-color: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(41, 128, 185, 0.3);
}

/* 联系我们 */
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info h3,
.contact-form h3 {
    font-size: 24px;
    color: #1a5276;
    margin-bottom: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    padding: 20px 0;
    border-bottom: 1px solid #eee;
}

.contact-item:last-child {
    border-bottom: none;
}

.contact-icon {
    font-size: 28px;
    color: #2980b9;
}

.contact-label {
    display: block;
    font-size: 14px;
    color: #7f8c8d;
    margin-bottom: 5px;
}

.contact-value {
    display: block;
    font-size: 16px;
    font-weight: 500;
    color: #333;
}

.contact-form {
    background: #fff;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    font-size: 14px;
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #ddd;
    border-radius: 10px;
    font-size: 16px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #2980b9;
}

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

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 10px;
    display: none;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    display: block;
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* 页脚 */
.footer {
    background: #1a5276;
    color: #fff;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 20px;
}

.footer-section p {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.8;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #3498db;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    font-size: 14px;
    opacity: 0.6;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .hero-stats {
        gap: 40px;
    }
    
    .pain-points-grid,
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .process-steps {
        gap: 15px;
    }
    
    .step {
        min-width: 140px;
        padding: 20px;
    }
    
    .step-arrow {
        font-size: 24px;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: #fff;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    }
    
    .navbar-menu.active {
        display: flex;
    }
    
    .navbar-toggle {
        display: flex;
    }
    
    .hero h1 {
        font-size: 32px;
    }
    
    .hero p {
        font-size: 16px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }
    
    .background-content,
    .fees-container,
    .contact-content,
    .footer-content {
        grid-template-columns: 1fr;
    }
    
    .pain-points-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .process-steps {
        flex-direction: column;
        align-items: stretch;
    }
    
    .step-arrow {
        display: none;
    }
    
    .step {
        min-width: auto;
    }
    
    .documents-tabs {
        gap: 15px;
    }
    
    .tab {
        padding: 12px 25px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 28px;
    }
    
    .stat-value {
        font-size: 36px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .tab {
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .contact-item {
        flex-direction: column;
        gap: 10px;
    }
}

/* 城市页面特定样式 */
.city-hero {
    background: linear-gradient(135deg, #0e3a5c 0%, #1a5276 50%, #2980b9 100%);
    background-image: url('https://picsum.photos/id/1/1920/1080');
}

.city-hero h1 {
    font-size: 42px;
}

.city-hero h2 {
    font-size: 28px;
    color: #f39c12;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.city-badge {
    display: inline-block;
    background: rgba(243, 156, 18, 0.9);
    color: #fff;
    padding: 8px 25px;
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

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

.city-link {
    display: inline-block;
    background: #1a5276;
    color: #fff;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-bottom: 20px;
}

.city-link:hover {
    background: #2980b9;
    transform: translateY(-2px);
}

.city-links {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

.city-links a {
    display: inline-block;
    padding: 8px 20px;
    background: #f8f9fa;
    color: #1a5276;
    border-radius: 25px;
    text-decoration: none;
    font-size: 14px;
    transition: all 0.3s ease;
    border: 1px solid #ddd;
}

.city-links a:hover {
    background: #2980b9;
    color: #fff;
    border-color: #2980b9;
}

.city-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 25px;
}

.city-card {
    background: #fff;
    border-radius: 15px;
    padding: 30px;
    text-decoration: none;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.city-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
    border-color: #2980b9;
}

.city-card-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.city-card h3 {
    font-size: 22px;
    color: #1a5276;
    margin-bottom: 10px;
}

.city-card p {
    font-size: 14px;
    color: #7f8c8d;
    margin: 0;
}

.coming-soon {
    text-align: center;
    padding: 40px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-radius: 15px;
}