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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

header {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    padding: 15px 0;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 15px rgba(238, 90, 36, 0.3);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    color: white;
    font-size: 28px;
    font-weight: bold;
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo i {
    margin-right: 10px;
    font-size: 32px;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li {
    margin-left: 30px;
}

.nav-links a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 8px 15px;
    border-radius: 20px;
}

.nav-links a:hover {
    background: rgba(255, 255, 255, 0.2);
}

.hero {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    padding: 180px 0 120px;
    text-align: center;
    color: white;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: -50%;
    width: 200%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero h1 {
    font-size: 56px;
    margin-bottom: 20px;
    font-weight: 700;
    position: relative;
    z-index: 1;
}

.hero p {
    font-size: 22px;
    margin-bottom: 40px;
    opacity: 0.95;
    position: relative;
    z-index: 1;
}

.cta-btn {
    display: inline-block;
    background: white;
    color: #ee5a24;
    padding: 16px 45px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 18px;
    transition: all 0.3s ease;
    margin: 0 12px;
    position: relative;
    z-index: 1;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 30px rgba(255, 255, 255, 0.3);
}

.cta-btn-secondary {
    background: transparent;
    border: 2px solid white;
    color: white;
}

.cta-btn-secondary:hover {
    background: white;
    color: #ee5a24;
}

.section {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 38px;
    margin-bottom: 60px;
    color: #333;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    margin: 20px auto 0;
    border-radius: 2px;
}

.section-title span {
    color: #ee5a24;
}

.events-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.event-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.event-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(238, 90, 36, 0.15);
}

.event-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.event-card .event-content {
    padding: 25px;
}

.event-card .event-date {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    margin-bottom: 15px;
}

.event-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
    color: #333;
}

.event-card p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
}

.event-card .event-meta {
    display: flex;
    justify-content: space-between;
    color: #999;
    font-size: 13px;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
}

.gallery img {
    width: 100%;
    height: 180px;
    object-fit: cover;
    border-radius: 10px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.gallery img:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 20px rgba(0,0,0,0.2);
}

.gallery img:nth-child(1) { grid-column: span 2; grid-row: span 2; height: 375px; }
.gallery img:nth-child(2) { grid-column: span 1; grid-row: span 1; }
.gallery img:nth-child(3) { grid-column: span 1; grid-row: span 1; }
.gallery img:nth-child(4) { grid-column: span 1; grid-row: span 1; }
.gallery img:nth-child(5) { grid-column: span 1; grid-row: span 1; }

.stats {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    padding: 70px 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
}

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

.stat-item .number {
    font-size: 52px;
    font-weight: 700;
    margin-bottom: 10px;
}

.stat-item .label {
    font-size: 18px;
    opacity: 0.95;
}

.partners {
    background: #f8f9fa;
}

.partners-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
}

.partner-item {
    background: white;
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
}

.partner-item:hover {
    transform: translateY(-5px);
}

.partner-item i {
    font-size: 48px;
    color: #ee5a24;
}

footer {
    background: #1a1a2e;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    font-size: 22px;
    margin-bottom: 20px;
    color: #ff6b6b;
}

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

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: #999;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #ff6b6b;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
    color: #666;
}

.page-header {
    background: linear-gradient(135deg, #ff6b6b 0%, #ee5a24 100%);
    padding: 120px 0 60px;
    text-align: center;
    color: white;
    margin-top: 70px;
}

.page-header h1 {
    font-size: 44px;
    margin-bottom: 15px;
}

.page-header p {
    font-size: 18px;
    opacity: 0.95;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-content img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(238, 90, 36, 0.15);
}

.about-content h2 {
    font-size: 34px;
    margin-bottom: 25px;
    color: #333;
}

.about-content h2 span {
    color: #ee5a24;
}

.about-content p {
    color: #666;
    line-height: 1.9;
    margin-bottom: 20px;
    font-size: 16px;
}

.org-chart {
    max-width: 800px;
    margin: 0 auto;
}

.org-chart .org-title {
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    margin-bottom: 20px;
}

.org-chart .org-row {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.org-chart .org-item {
    background: white;
    padding: 20px 30px;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.08);
    text-align: center;
    min-width: 150px;
}

.org-chart .org-item h4 {
    color: #ee5a24;
    margin-bottom: 5px;
}

.org-chart .org-item p {
    color: #666;
    font-size: 14px;
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #ff6b6b, #ee5a24);
    transform: translateX(-50%);
    border-radius: 3px;
}

.timeline-item {
    position: relative;
    padding: 45px 0;
    width: 50%;
}

.timeline-item:nth-child(odd) {
    padding-right: 70px;
    text-align: right;
}

.timeline-item:nth-child(even) {
    padding-left: 70px;
    margin-left: 50%;
}

.timeline-item::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 24px;
    height: 24px;
    background: white;
    border: 4px solid #ee5a24;
    border-radius: 50%;
    transform: translateY(-50%);
    z-index: 1;
}

.timeline-item:nth-child(odd)::before {
    right: -12px;
}

.timeline-item:nth-child(even)::before {
    left: -12px;
}

.timeline-content {
    background: white;
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.08);
}

.timeline-content .date {
    color: #ee5a24;
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 12px;
}

.timeline-content h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.timeline-content p {
    color: #666;
    line-height: 1.7;
}

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

.event-detail {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    display: flex;
    transition: all 0.3s ease;
}

.event-detail:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(238, 90, 36, 0.12);
}

.event-detail img {
    width: 45%;
    object-fit: cover;
}

.event-detail .event-info {
    padding: 30px;
    flex: 1;
}

.event-detail .event-category {
    display: inline-block;
    background: #fef0f0;
    color: #ee5a24;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 13px;
    margin-bottom: 15px;
}

.event-detail h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: #333;
}

.event-detail p {
    color: #666;
    margin-bottom: 20px;
    font-size: 15px;
}

.event-detail .event-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.event-detail .event-tag {
    background: #f5f5f5;
    padding: 6px 14px;
    border-radius: 15px;
    font-size: 13px;
    color: #666;
}

.event-detail .event-action {
    margin-top: 20px;
}

.event-detail .event-action a {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.event-detail .event-action a:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(238, 90, 36, 0.3);
}

.guide-steps {
    max-width: 900px;
    margin: 0 auto;
}

.guide-step {
    display: flex;
    align-items: flex-start;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    margin-bottom: 30px;
    transition: all 0.3s ease;
}

.guide-step:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(238, 90, 36, 0.1);
}

.guide-step .step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
    margin-right: 30px;
    flex-shrink: 0;
}

.guide-step .step-content h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: #333;
}

.guide-step .step-content p {
    color: #666;
    line-height: 1.8;
}

.rules-list {
    max-width: 900px;
    margin: 0 auto;
}

.rules-list li {
    background: white;
    padding: 25px 30px;
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
    color: #666;
    line-height: 1.7;
}

.faq-section {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 10px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 3px 10px rgba(0,0,0,0.05);
}

.faq-item .faq-question {
    padding: 20px 30px;
    background: linear-gradient(135deg, #fff5f5, #fff);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: #333;
    transition: all 0.3s ease;
}

.faq-item .faq-question:hover {
    background: linear-gradient(135deg, #ffe5e5, #fff);
}

.faq-item .faq-question i {
    color: #ee5a24;
    font-size: 18px;
    transition: transform 0.3s ease;
}

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

.faq-item .faq-answer {
    padding: 0 30px;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    padding: 20px 30px;
    max-height: 200px;
}

.faq-item .faq-answer p {
    color: #666;
    line-height: 1.7;
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.news-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 35px rgba(238, 90, 36, 0.15);
}

.news-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.news-card .news-content {
    padding: 25px;
}

.news-card .news-category {
    display: inline-block;
    background: #fef0f0;
    color: #ee5a24;
    padding: 5px 12px;
    border-radius: 15px;
    font-size: 12px;
    margin-bottom: 12px;
}

.news-card h3 {
    font-size: 20px;
    margin-bottom: 12px;
    color: #333;
    line-height: 1.4;
}

.news-card p {
    color: #666;
    font-size: 14px;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card .news-meta {
    display: flex;
    justify-content: space-between;
    color: #999;
    font-size: 13px;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 60px;
}

.contact-item {
    background: white;
    padding: 35px;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(238, 90, 36, 0.12);
}

.contact-item i {
    font-size: 42px;
    color: #ee5a24;
    margin-bottom: 20px;
}

.contact-item h3 {
    font-size: 18px;
    margin-bottom: 12px;
    color: #333;
}

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

.contact-form {
    max-width: 650px;
    margin: 0 auto;
    background: white;
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 10px 35px rgba(0,0,0,0.1);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px;
    margin-bottom: 20px;
    border: 2px solid #eee;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #ee5a24;
}

.contact-form textarea {
    height: 160px;
    resize: vertical;
}

.contact-form button {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(238, 90, 36, 0.35);
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero h1 {
        font-size: 36px;
    }
    
    .hero p {
        font-size: 18px;
    }
    
    .events-preview,
    .news-grid,
    .contact-info {
        grid-template-columns: 1fr;
    }
    
    .gallery {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery img:nth-child(1) {
        grid-column: span 2;
        grid-row: span 1;
        height: 200px;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .partners-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .events-grid {
        grid-template-columns: 1fr;
    }
    
    .event-detail {
        flex-direction: column;
    }
    
    .event-detail img {
        width: 100%;
        height: 200px;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item {
        width: 100%;
        padding-left: 60px !important;
        padding-right: 20px !important;
        margin-left: 0 !important;
        text-align: left !important;
    }
    
    .timeline-item::before {
        left: 10px !important;
        right: auto !important;
    }
}