/* 全局样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

/* 天气预报模块 */
.weather-banner {
    background: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    color: white;
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.weather-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.time-section {
    flex: 1;
    min-width: 250px;
}

.update-time {
    font-size: 1rem;
    font-weight: 500;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.weather-section {
    flex: 2;
    min-width: 400px;
}

.weather-cities {
    display: flex;
    gap: 30px;
    align-items: center;
    justify-content: flex-end;
    flex-wrap: wrap;
}

.weather-city {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: rgba(255,255,255,0.2);
    padding: 10px 15px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
    transition: transform 0.3s ease, background-color 0.3s ease;
}

.weather-city:hover {
    transform: translateY(-3px);
    background-color: rgba(255,255,255,0.3);
}

.weather-icon {
    font-size: 1.5rem;
}

.weather-info {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.city-name {
    font-weight: 600;
    font-size: 1rem;
}

.city-temp {
    font-size: 1.2rem;
    font-weight: 700;
}

.city-condition {
    font-size: 0.9rem;
    opacity: 0.9;
}

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

/* 顶部导航栏 */
.header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid #eee;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #333;
}

.logo img {
    height: 50px;
    margin-right: 15px;
}

.logo span {
    font-size: 1.8rem;
    font-weight: bold;
    color: #2c3e50;
}

.header-info {
    display: flex;
    align-items: center;
    gap: 20px;
}

.date, .weather {
    font-size: 0.9rem;
    color: #666;
}

.main-nav {
    padding: 15px 0;
}

.nav-list {
    display: flex;
    list-style: none;
    justify-content: center;
    gap: 30px;
}

.nav-list a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    padding: 5px 0;
}

.nav-list a:hover, .nav-list a.active {
    color: #e74c3c;
}

.nav-list a.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: #e74c3c;
}

.mobile-toggle {
    display: none;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: #333;
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* 首页大图 */
.hero-section {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.hero-slider {
    position: relative;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.5s ease;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-content {
    position: absolute;
    top: 50%;
    left: 10%;
    transform: translateY(-50%);
    color: #fff;
    max-width: 600px;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: #c0392b;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #3498db;
    color: #fff;
}

.btn-secondary:hover {
    background-color: #2980b9;
    transform: translateY(-2px);
}

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

.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-title {
    font-size: 2.8rem;
    margin-bottom: 10px;
    color: #2c3e50;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background-color: #e74c3c;
}

.section-subtitle {
    font-size: 1.1rem;
    color: #666;
}

/* 足球直播 */
.football-section {
    background-color: #fff;
}

.league-nav {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.league-btn {
    padding: 10px 20px;
    border: 1px solid #ddd;
    background-color: #f5f5f5;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.league-btn:hover {
    background-color: #e0e0e0;
}

.league-btn.active {
    background-color: #e74c3c;
    color: #fff;
    border-color: #e74c3c;
}

.league-content {
    display: none;
}

.league-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.match-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.match-card {
    background-color: #f9f9f9;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.match-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.match-card.type-1 {
    border-top: 4px solid #e74c3c;
}

.match-card.type-2 {
    border-top: 4px solid #3498db;
}

.match-card.type-3 {
    border-top: 4px solid #27ae60;
}

.match-header {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
}

.match-time {
    font-size: 1.2rem;
    font-weight: bold;
    color: #333;
}

.match-league {
    font-size: 0.9rem;
    color: #666;
}

.match-teams {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
}

.team {
    display: flex;
    align-items: center;
}

.home-team {
    flex-direction: row;
}

.away-team {
    flex-direction: row-reverse;
}

.team-logo {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #fff;
    margin: 0 15px;
    background-color: #3498db;
}

.team-info h4 {
    margin-bottom: 5px;
    font-size: 1rem;
}

.team-info p {
    font-size: 0.8rem;
    color: #666;
}

.match-vs {
    font-size: 1.5rem;
    font-weight: bold;
    color: #e74c3c;
}

.match-footer {
    display: flex;
    justify-content: center;
}

.watch-btn {
    padding: 8px 20px;
    background-color: #e74c3c;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.watch-btn:hover {
    background-color: #c0392b;
}

.team-badge {
    width: 35px;
    height: 35px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #fff;
    background-color: #3498db;
    margin: 0 10px;
}

.match-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 10px;
}

.league {
    font-size: 0.9rem;
    color: #666;
}

.watch-link {
    color: #e74c3c;
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s ease;
}

.watch-link:hover {
    color: #c0392b;
}

.team-pair {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 10px 0;
}

.team-short {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: #fff;
    background-color: #3498db;
    margin: 0 10px;
}

.team-full {
    font-size: 0.9rem;
}

.live-btn {
    display: block;
    text-align: center;
    padding: 8px;
    background-color: #e74c3c;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    margin-top: 10px;
}

/* NBA直播 */
.nba-section {
    background-color: #f5f5f5;
}

.nba-matches {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.nba-card {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border-left: 4px solid #3498db;
}

.nba-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.team-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin: 15px 0;
}

.team.home {
    flex-direction: row;
}

.team.away {
    flex-direction: row-reverse;
}

.team-logo.nba {
    background-color: #e74c3c;
    margin: 0 10px;
}

.match-details {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 15px;
}

/* 直播回放 */
.replay-section {
    background-color: #fff;
}

.replay-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.replay-card {
    background-color: #f9f9f9;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.replay-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.replay-thumbnail {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.replay-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.replay-card:hover .replay-thumbnail img {
    transform: scale(1.05);
}

.play-icon {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #e74c3c;
    cursor: pointer;
    transition: all 0.3s ease;
}

.play-icon:hover {
    background-color: #fff;
    transform: translate(-50%, -50%) scale(1.1);
}

.replay-info {
    padding: 20px;
}

.replay-info h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.replay-info p {
    margin-bottom: 15px;
    color: #666;
    font-size: 0.9rem;
}

/* 体育资讯 */
.news-section {
    background-color: #f5f5f5;
}

.news-tabs {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 10px 20px;
    border: 1px solid #ddd;
    background-color: #fff;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
}

.tab-btn:hover {
    background-color: #f0f0f0;
}

.tab-btn.active {
    background-color: #2c3e50;
    color: #fff;
    border-color: #2c3e50;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
}

.news-card {
    background-color: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.news-img {
    height: 200px;
    overflow: hidden;
}

.news-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.news-text {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.news-text h3 {
    margin-bottom: 10px;
    font-size: 1.2rem;
    color: #2c3e50;
}

.news-text p {
    margin-bottom: 15px;
    color: #666;
    flex-grow: 1;
}

.news-meta {
    display: flex;
    justify-content: space-between;
    margin-bottom: 15px;
    font-size: 0.9rem;
    color: #999;
}

.read-more {
    color: #3498db;
    font-weight: bold;
    text-decoration: none;
    transition: color 0.3s ease;
    align-self: flex-start;
}

.read-more:hover {
    color: #2980b9;
}

/* 精彩集锦 */
.highlights-section {
    background-color: #2c3e50;
    color: #fff;
}

.highlights-section .section-title {
    color: #fff;
}

.highlights-section .section-title::after {
    background-color: #e74c3c;
}

.highlights-section .section-subtitle {
    color: #ddd;
}

.highlights-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.highlight-card {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.highlight-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.15);
}

.highlight-img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.highlight-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

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

.play-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #e74c3c;
    cursor: pointer;
    transition: all 0.3s ease;
}

.play-btn:hover {
    background-color: #fff;
    transform: translate(-50%, -50%) scale(1.1);
}

.highlight-info {
    padding: 20px;
}

.highlight-info h3 {
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.highlight-info p {
    color: #ddd;
    font-size: 0.9rem;
}

/* 赛事预告 */
.schedule-section {
    background-color: #fff;
}

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

.schedule-date {
    background-color: #f5f5f5;
    padding: 10px 20px;
    border-radius: 4px;
    margin-bottom: 15px;
}

.schedule-date h3 {
    color: #2c3e50;
    font-size: 1.1rem;
}

.schedule-events {
    margin-bottom: 30px;
}

.event-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background-color: #f9f9f9;
    border-radius: 4px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.event-item:hover {
    background-color: #f0f0f0;
}

.event-time {
    font-weight: bold;
    width: 80px;
}

.event-match {
    flex-grow: 1;
    margin: 0 20px;
}

.event-link {
    padding: 5px 15px;
    background-color: #3498db;
    color: #fff;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
    transition: all 0.3s ease;
}

.event-link:hover {
    background-color: #2980b9;
}

/* 球迷社区 */
.community-section {
    background-color: #f5f5f5;
}

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

.comment-item {
    background-color: #fff;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    display: flex;
    transition: all 0.3s ease;
}

.comment-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.15);
}

.comment-avatar {
    margin-right: 20px;
}

.comment-avatar img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    object-fit: cover;
}

.comment-content {
    flex-grow: 1;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}

.comment-header h4 {
    font-size: 1.1rem;
    color: #2c3e50;
}

.comment-date {
    font-size: 0.9rem;
    color: #999;
}

/* 页脚 */
.footer {
    background-color: #2c3e50;
    color: #fff;
    padding: 60px 0;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 50px;
    margin-right: 15px;
}

.footer-logo span {
    font-size: 1.8rem;
    font-weight: bold;
    color: #fff;
}

.footer-links h4,
.footer-contact h4 {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #e74c3c;
}

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

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

.footer-links a {
    text-decoration: none;
    color: #ddd;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #e74c3c;
}

.footer-contact p {
    margin-bottom: 10px;
    color: #ddd;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 30px;
    text-align: center;
}

.friend-links {
    margin-bottom: 20px;
}

.friend-links a {
    text-decoration: none;
    color: #ddd;
    margin: 0 10px;
    transition: color 0.3s ease;
}

.friend-links a:hover {
    color: #e74c3c;
}

.copyright {
    font-size: 0.9rem;
    color: #999;
}

.copyright a {
    text-decoration: none;
    color: #e74c3c;
    transition: color 0.3s ease;
}

.copyright a:hover {
    color: #c0392b;
}

/* 返回顶部按钮 */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: #e74c3c;
    color: #fff;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    opacity: 0;
    visibility: hidden;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: #c0392b;
    transform: translateY(-5px);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .mobile-toggle {
        display: block;
    }

    .nav-list {
        position: fixed;
        top: 130px;
        left: 0;
        width: 100%;
        background-color: #fff;
        flex-direction: column;
        align-items: center;
        padding: 20px 0;
        box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
        transform: translateY(-150%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .nav-list.active {
        transform: translateY(0);
    }

    .nav-list li {
        margin: 10px 0;
    }

    .header-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 10px;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 30px;
    }

    .comment-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .comment-avatar {
        margin-right: 0;
        margin-bottom: 15px;
    }

    .event-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .event-time,
    .event-match,
    .event-link {
        margin: 0;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.8rem;
    }

    .match-grid,
    .nba-matches,
    .replay-grid,
    .news-grid,
    .highlights-grid {
        grid-template-columns: 1fr;
    }
}

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

/* 热搜模块 */
.hot-search-section {
    background: white;
    padding: 40px 0;
    border-bottom: 1px solid #e0e0e0;
}

.hot-search-content {
    display: flex;
    gap: 40px;
    flex-wrap: wrap;
}

.hot-search-box {
    flex: 1;
    min-width: 300px;
    background-color: #f8f9fa;
    border-radius: 10px;
    padding: 25px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hot-search-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.hot-search-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 20px;
    color: #1a1a1a;
    position: relative;
    padding-bottom: 10px;
}

.hot-search-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: #ff6b35;
    border-radius: 2px;
}

.hot-search-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hot-search-list li {
    transition: transform 0.3s ease;
}

.hot-search-list li:hover {
    transform: translateX(5px);
}

.hot-search-list li a {
    text-decoration: none;
    color: #666;
    font-size: 0.95rem;
    transition: color 0.3s ease;
    display: block;
    padding: 5px 0;
}

.hot-search-list li a:hover {
    color: #ff6b35;
}

/* 标签模块 */
.tags-section {
    background: #f8f9fa;
    padding: 40px 0;
    border-bottom: 1px solid #e0e0e0;
}

.tags-section .section-title {
    margin-bottom: 30px;
}

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

.tag-item {
    display: inline-block;
    padding: 8px 16px;
    background-color: white;
    color: #333;
    text-decoration: none;
    border-radius: 20px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.tag-item:hover {
    background-color: #ff6b35;
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(255,107,35,0.3);
}

/* 滚动动画 */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

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

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #2c3e50;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1a252f;
}