/* Main CSS for ttftour.net - 完整版 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+SC:wght@300;400;500;600;700&display=swap');

/* CSS Reset 和基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --white: #ffffff;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-400: #ced4da;
    --gray-500: #adb5bd;
    --gray-600: #6c757d;
    --gray-700: #495057;
    --gray-800: #343a40;
    --gray-900: #212529;
    --border-radius: 0.375rem;
    --box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --box-shadow-lg: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

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

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* 布局系统 */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

.container-fluid {
    width: 100%;
    padding: 0 15px;
}

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

.col {
    flex: 1;
    padding: 0 15px;
}

/* 栅格系统 */
.col-1 { flex: 0 0 8.333333%; max-width: 8.333333%; }
.col-2 { flex: 0 0 16.666667%; max-width: 16.666667%; }
.col-3 { flex: 0 0 25%; max-width: 25%; }
.col-4 { flex: 0 0 33.333333%; max-width: 33.333333%; }
.col-5 { flex: 0 0 41.666667%; max-width: 41.666667%; }
.col-6 { flex: 0 0 50%; max-width: 50%; }
.col-7 { flex: 0 0 58.333333%; max-width: 58.333333%; }
.col-8 { flex: 0 0 66.666667%; max-width: 66.666667%; }
.col-9 { flex: 0 0 75%; max-width: 75%; }
.col-10 { flex: 0 0 83.333333%; max-width: 83.333333%; }
.col-11 { flex: 0 0 91.666667%; max-width: 91.666667%; }
.col-12 { flex: 0 0 100%; max-width: 100%; }

/* 头部样式 */
.header {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: var(--white);
    padding: 1rem 0;
    box-shadow: var(--box-shadow-lg);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
}

.navbar-brand img {
    height: 40px;
    margin-right: 0.5rem;
}

.navbar-nav {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav-item {
    margin: 0 0.5rem;
}

.nav-link {
    color: var(--white);
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius);
    transition: all 0.3s ease;
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--white);
}

/* 英雄区域 */
.hero {
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    color: var(--white);
    padding: 4rem 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* 线路列表卡片布局样式 */
.line-list-section {
    padding: 2rem 0;
}

.filter-sidebar {
    background: #fff;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.filter-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
}

.filter-group {
    margin-bottom: 1.5rem;
}

.filter-group h6 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #444;
}

/* 线路网格布局 */
.line-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

/* 线路卡片样式 */
.line-card {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.line-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.card-image {
    position: relative;
    overflow: hidden;
    width: 100%;
    /* 使用padding-bottom技巧创建4:3的宽高比 */
    padding-bottom: 75%; /* 3/4 = 0.75 = 75% */
}

.card-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: contain; /* 改为contain确保图片完整显示 */
    transition: transform 0.5s ease;
}

.line-card:hover .card-image img {
    transform: scale(1.05);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    background: linear-gradient(to bottom, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0) 100%);
}

.line-type {
    background: rgba(255, 255, 255, 0.9);
    color: #333;
    padding: 0.25rem 0.75rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
}

.card-body {
    padding: 1.25rem;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    line-height: 1.4;
    height: 2.8em;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}

.card-title a {
    color: #333;
    text-decoration: none;
    transition: color 0.3s ease;
}

.card-title a:hover {
    color: var(--primary-color);
}

.card-text {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
}

.price-info {
    margin-top: auto;
    padding-top: 1rem;
    border-top: 1px solid #eee;
    margin-bottom: 1rem;
}

.adult-price, .child-price {
    display: flex;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.price-label {
    color: #666;
    margin-right: 0.5rem;
}

.price {
    font-weight: 600;
    color: var(--danger-color);
    font-size: 1.1rem;
    margin-right: 0.5rem;
}

.original-price {
    color: #999;
    text-decoration: line-through;
    font-size: 0.85rem;
}

.card-actions {
    display: flex;
    justify-content: space-between;
}

.line-card .btn {
    padding: 8px 15px;
    font-size: 0.9rem;
    border-radius: var(--border-radius);
}

/* 筛选区域样式 */
.filter-section {
    background: var(--white);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    margin-bottom: 2rem;
}

.filter-group {
    margin-bottom: 1.5rem;
}

.filter-group h6 {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: #444;
}

/* 列表头部样式 */
.list-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid #eee;
}

.result-info {
    margin: 0;
    font-size: 0.95rem;
    color: #666;
}

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

.sort-options label {
    margin-right: 10px;
    color: var(--gray-600);
}

/* 无结果提示 */
.no-results {
    text-align: center;
    padding: 3rem 1rem;
    color: #666;
}

.no-results i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #ccc;
}

.no-results h4 {
    margin-bottom: 0.5rem;
    color: #444;
}

/* 移动端价格信息显示样式 - 确保与PC端一致 */
.price-display-section-mobile {
    background: linear-gradient(135deg, #ff6b6b 0%, #ff5252 100%);
    color: white;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(255, 107, 107, 0.2);
    display: block;
}

.price-details-mobile {
    margin-bottom: 10px;
}

.price-detail-item-mobile {
    margin-bottom: 8px;
    font-size: 0.9rem;
}

.price-detail-item-mobile:last-child {
    margin-bottom: 0;
}

.detail-label-mobile {
    font-weight: 500;
    display: block;
    margin-bottom: 4px;
}

/* 响应式调整 */
@media (max-width: 992px) {
    .line-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 768px) {
    .line-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1rem;
    }
    
    .filter-sidebar {
        margin-bottom: 1.5rem;
    }
    
    .sort-options {
        text-align: left;
        margin-top: 15px;
    }
    
    /* 确保价格信息在768px屏幕上显示 */
    .price-info {
        display: block;
        margin-top: auto;
        padding-top: 0.8rem;
        border-top: 1px solid #eee;
        margin-bottom: 0.8rem;
    }
    
    .adult-price, .child-price {
        display: flex;
        align-items: center;
        margin-bottom: 0.4rem;
        font-size: 0.85rem;
    }
    
    .price {
        font-weight: 600;
        color: var(--danger-color);
        font-size: 1rem;
        margin-right: 0.4rem;
    }
    
    .original-price {
        color: #999;
        text-decoration: line-through;
        font-size: 0.8rem;
    }
    

}

@media (max-width: 576px) {
    .line-grid {
        grid-template-columns: 1fr;
    }
    
    .card-image {
        height: 180px;
    }
    
    /* 确保价格信息在576px屏幕上显示 */
    .price-info {
        display: block;
        margin-top: auto;
        padding-top: 0.8rem;
        border-top: 1px solid #eee;
        margin-bottom: 0.8rem;
    }
    
    .adult-price, .child-price {
        display: flex;
        align-items: center;
        margin-bottom: 0.4rem;
        font-size: 0.85rem;
    }
    
    .price {
        font-weight: 600;
        color: var(--danger-color);
        font-size: 1rem;
        margin-right: 0.4rem;
    }
    
    .original-price {
        color: #999;
        text-decoration: line-through;
        font-size: 0.8rem;
    }
    

}

/* 确保在移动端价格信息显示正确 */
@media (max-width: 768px) {
    .price-display-section-mobile {
        display: block !important;
        padding: 12px;
        margin-bottom: 15px;
    }
    
    .price-details-mobile {
        margin-bottom: 8px;
    }
    
    .price-detail-item-mobile {
        margin-bottom: 6px;
        font-size: 0.85rem;
    }
    
    .detail-label-mobile {
        font-weight: 500;
        display: block;
        margin-bottom: 3px;
    }
}

@media (max-width: 576px) {
    .price-display-section-mobile {
        padding: 10px;
        margin-bottom: 12px;
    }
    
    .price-details-mobile {
        margin-bottom: 6px;
    }
    
    .price-detail-item-mobile {
        margin-bottom: 4px;
        font-size: 0.8rem;
    }
    
    .detail-label-mobile {
        font-weight: 500;
        display: block;
        margin-bottom: 2px;
    }
}

/* 表单样式 */
.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-control {
    display: block;
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    color: var(--gray-700);
    background-color: var(--white);
    background-clip: padding-box;
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    color: var(--gray-700);
    background-color: var(--white);
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

/* 页脚样式 - 全面优化版 */
.site-footer {
    margin-top: auto;
    background: linear-gradient(135deg, #e3f2fd 0%, #bbdefb 30%, #90caf9 60%, #64b5f6 100%);
    color: #0d47a1;
    font-family: 'Noto Sans SC', sans-serif;
    position: relative;
    overflow: hidden;
    padding-top: 5px; /* 为顶部动画边框留出空间 */
    box-shadow: 0 -5px 15px rgba(25, 118, 210, 0.15);
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #00bcd4, #009688, #4caf50, #8bc34a, #cddc39, #ffeb3b, #ffc107, #ff9800, #ff5722);
    background-size: 200% auto;
    animation: rainbowMove 8s linear infinite;
}

@keyframes rainbowMove {
    0% { background-position: 0% 50%; }
    100% { background-position: 200% 50%; }
}

.footer-top {
    padding: 70px 0 50px;
    position: relative;
    z-index: 1;
}

.footer-top h5 {
    color: #0d47a1;
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-top h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #0d47a1, #1976d2);
    border-radius: 3px;
}

.footer-top h5 i {
    margin-right: 10px;
    color: #1976d2;
    font-size: 1.2rem;
}

.footer-top p {
    color: #1565c0;
    line-height: 1.8;
    margin-bottom: 25px;
    font-size: 0.95rem;
    font-weight: 400;
}

.social-links {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
}

.social-links a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(13, 71, 161, 0.1);
    color: #1976d2;
    margin-right: 12px;
    margin-bottom: 10px;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid rgba(13, 71, 161, 0.1);
}

.social-links a:hover {
    background: #1976d2;
    color: #fff;
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 10px 20px rgba(25, 118, 210, 0.4);
    border-color: #1976d2;
}

.footer-top ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-top ul li {
    margin-bottom: 15px;
    position: relative;
    padding-left: 20px;
}

.footer-top ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #1976d2;
    font-weight: bold;
}

.footer-top ul li a {
    color: #1565c0;
    text-decoration: none;
    transition: all 0.3s ease;
    display: inline-block;
    font-size: 0.95rem;
}

.footer-top ul li a:hover {
    color: #0d47a1;
    padding-left: 8px;
    text-shadow: 0 0 5px rgba(13, 71, 161, 0.3);
}

.footer-top ul li i {
    color: #1976d2;
    margin-right: 10px;
    font-size: 16px;
    position: absolute;
    left: 0;
}

.footer-bottom {
    background-color: rgba(13, 71, 161, 0.08);
    padding: 25px 0;
    border-top: 1px solid rgba(13, 71, 161, 0.1);
    backdrop-filter: blur(5px);
}

.footer-bottom p {
    color: #1565c0;
    margin: 0;
    font-size: 14px;
    font-weight: 400;
}

.footer-bottom a {
    color: #1976d2;
    text-decoration: none;
    transition: all 0.3s ease;
    margin: 0 12px;
    font-size: 14px;
    position: relative;
}

.footer-bottom a::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background: #0d47a1;
    transition: width 0.3s ease;
}

.footer-bottom a:hover {
    color: #0d47a1;
}

.footer-bottom a:hover::after {
    width: 100%;
}

/* 回到顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #00bcd4, #009688);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 5px 15px rgba(0, 188, 212, 0.4);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    border: none;
    outline: none;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-to-top:hover {
    background: linear-gradient(135deg, #009688, #4caf50);
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 10px 25px rgba(0, 150, 136, 0.5);
}

.back-to-top i {
    font-size: 18px;
    font-weight: bold;
}

/* 客服悬浮窗 */
.customer-service-float {
    position: fixed;
    bottom: 110px;
    right: 40px;
    z-index: 1000;
}

.customer-service-float .btn-circle {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4caf50, #8bc34a);
    color: white;
    border: none;
    box-shadow: 0 5px 15px rgba(76, 175, 80, 0.4);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    animation: pulse 2s infinite;
    text-decoration: none;
    outline: none;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0.7); }
    70% { box-shadow: 0 0 0 15px rgba(76, 175, 80, 0); }
    100% { box-shadow: 0 0 0 0 rgba(76, 175, 80, 0); }
}

.customer-service-float .btn-circle:hover {
    transform: scale(1.15) rotate(15deg);
    background: linear-gradient(135deg, #8bc34a, #cddc39);
    box-shadow: 0 8px 25px rgba(139, 195, 74, 0.6);
    animation: none;
}

.customer-service-float .btn-circle i {
    font-size: 24px;
}

/* 响应式设计 */
@media (max-width: 992px) {
    .footer-top {
        padding: 60px 0 40px;
    }
    
    .footer-top h5 {
        font-size: 1.2rem;
        margin-bottom: 20px;
    }
    
    .back-to-top {
        bottom: 30px;
        right: 30px;
        width: 45px;
        height: 45px;
    }
    
    .customer-service-float {
        bottom: 90px;
        right: 30px;
    }
    
    .customer-service-float .btn-circle {
        width: 55px;
        height: 55px;
    }
}

@media (max-width: 768px) {
    .footer-top {
        padding: 50px 0 30px;
    }
    
    .footer-top .row > div {
        margin-bottom: 40px;
    }
    
    .footer-top .row > div:last-child {
        margin-bottom: 0;
    }
    
    .footer-bottom .text-md-right {
        text-align: left !important;
        margin-top: 20px;
    }
    
    .back-to-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
    }
    
    .customer-service-float {
        bottom: 70px;
        right: 20px;
    }
    
    .customer-service-float .btn-circle {
        width: 50px;
        height: 50px;
    }
    
    .footer-bottom a {
        margin: 0 10px 0 0;
        display: inline-block;
    }
}

@media (max-width: 576px) {
    .footer-top {
        padding: 40px 0 20px;
    }
    
    .footer-top h5 {
        font-size: 1.1rem;
        margin-bottom: 15px;
    }
    
    .footer-top h5::after {
        width: 40px;
    }
    
    .social-links a {
        width: 36px;
        height: 36px;
        margin-right: 8px;
    }
    
    .footer-bottom a {
        display: block;
        margin: 8px 0;
    }
    
    .footer-bottom p {
        font-size: 13px;
    }
    
    .footer-bottom a {
        font-size: 13px;
    }
}

@media (max-width: 992px) {
    .col-lg-4 { flex: 0 0 50%; max-width: 50%; }
    .hero h1 { font-size: 2rem; }
}

@media (max-width: 768px) {
    .navbar-nav {
        flex-direction: column;
        width: 100%;
        margin-top: 1rem;
    }
    
    .nav-item {
        margin: 0.25rem 0;
    }
    
    .col-md-6 { flex: 0 0 100%; max-width: 100%; }
    .hero { padding: 2rem 0; }
    .hero h1 { font-size: 1.75rem; }
    
    .footer-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .container { padding: 0 10px; }
    .hero h1 { font-size: 1.5rem; }
    .card-img-top { height: 150px; }
}

/* 动画效果 */
.fade-in {
    animation: fadeIn 0.5s ease-in;
}

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

/* 加载状态 */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 123, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* 特殊组件样式 */
.tour-card {
    position: relative;
    overflow: hidden;
}

.tour-badge {
    position: absolute;
    top: 10px;
    right: 10px;
    background: var(--danger-color);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius);
    font-size: 0.875rem;
    font-weight: 600;
}

.tour-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.rating {
    color: var(--warning-color);
}

/* 搜索框样式 */
.search-container {
    max-width: 600px;
    margin: 2rem auto;
}

.search-box {
    display: flex;
    box-shadow: var(--box-shadow-lg);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.search-input {
    flex: 1;
    padding: 1rem;
    border: none;
    font-size: 1rem;
}

.search-button {
    padding: 1rem 2rem;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.search-button:hover {
    background: #0056b3;
}

/* 线路详情页面卡片样式优化 */
.content-sections {
    margin-top: 2rem;
}

.content-section.card {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.content-section.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.content-section .card-header {
    padding: 1.25rem;
    border-bottom: none;
    font-weight: 600;
    font-size: 1.1rem;
}

.content-section .card-body {
    padding: 1.5rem;
}

/* 行程安排卡片特殊样式 */
.day-item.card {
    border-left: 4px solid;
    border-radius: 8px;
    margin-bottom: 1rem;
    transition: all 0.3s ease;
}

.day-item.card:hover {
    transform: translateX(5px);
}

.day-item.card.border-left-primary {
    border-left-color: var(--primary-color);
}

.day-item .card-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.day-item h6 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
}

.day-item .content-text {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 费用说明卡片特殊样式 */
.info-section .card {
    border-radius: 8px;
    border: none;
    transition: all 0.3s ease;
}

.info-section .card:hover {
    transform: scale(1.02);
}

.info-section h5 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.info-section .card-body {
    padding: 1.25rem;
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 注意事项和用户评价卡片特殊样式 */
.notice-content, .partner-notice, .user-reviews {
    font-size: 0.9rem;
    line-height: 1.6;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .content-section .card-header {
        padding: 1rem;
        font-size: 1rem;
    }
    
    .content-section .card-body {
        padding: 1.25rem;
    }
    
    .day-item .card-title {
        font-size: 1rem;
    }
    
    .info-section h5 {
        font-size: 0.95rem;
    }
    
    .info-section .card-body {
        padding: 1rem;
    }
}

@media (max-width: 576px) {
    .content-section.card {
        margin-bottom: 1.5rem;
    }
    
    .content-section .card-header {
        padding: 0.875rem;
        font-size: 0.95rem;
    }
    
    .content-section .card-body {
        padding: 1rem;
    }
    
    .day-item .card-title {
        font-size: 0.95rem;
    }
    
    .info-section h5 {
        font-size: 0.9rem;
    }
}