```css
/* 必一运动官方网站 - 完整样式表 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Segoe UI', system-ui, -apple-system, sans-serif; background: #f0f2f5; color: #1a1a2e; line-height: 1.6; transition: background 0.3s, color 0.3s; }
body.dark { background: #0d0d1a; color: #e0e0e0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
header { background: rgba(255,255,255,0.8); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(0,0,0,0.05); position: sticky; top: 0; z-index: 1000; transition: background 0.3s; }
body.dark header { background: rgba(13,13,26,0.9); border-color: rgba(255,255,255,0.05); }
nav { display: flex; align-items: center; justify-content: space-between; padding: 15px 0; flex-wrap: wrap; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 1.5rem; font-weight: 700; text-decoration: none; color: inherit; }
.logo svg { width: 40px; height: 40px; }
.nav-links { display: flex; gap: 25px; list-style: none; }
.nav-links a { text-decoration: none; color: inherit; font-weight: 500; transition: color 0.2s; position: relative; }
.nav-links a:hover, .nav-links a.active { color: #e94560; }
.nav-links a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2px; background: #e94560; transition: width 0.3s; }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-actions { display: flex; gap: 15px; align-items: center; }
.search-box { display: flex; align-items: center; background: rgba(0,0,0,0.05); border-radius: 25px; padding: 5px 15px; }
body.dark .search-box { background: rgba(255,255,255,0.1); }
.search-box input { border: none; background: transparent; outline: none; padding: 8px 0; font-size: 0.9rem; width: 140px; color: inherit; }
.search-box button { background: none; border: none; cursor: pointer; color: inherit; font-size: 1.1rem; }
.dark-toggle { background: none; border: none; cursor: pointer; font-size: 1.3rem; color: inherit; padding: 5px; }
.mobile-menu-btn { display: none; background: none; border: none; font-size: 1.8rem; cursor: pointer; color: inherit; }
@media (max-width: 768px) {
    .nav-links { display: none; flex-direction: column; width: 100%; padding: 20px 0; gap: 15px; }
    .nav-links.open { display: flex; }
    .mobile-menu-btn { display: block; }
    .search-box input { width: 100px; }
}
.hero { position: relative; overflow: hidden; min-height: 70vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%); color: white; }
.hero-slide { position: absolute; inset: 0; display: flex; align-items: center; justify-content: center; opacity: 0; transition: opacity 0.8s ease; }
.hero-slide.active { opacity: 1; }
.hero-content { text-align: center; z-index: 2; padding: 20px; max-width: 800px; }
.hero-content h1 { font-size: 3rem; margin-bottom: 20px; text-shadow: 0 2px 20px rgba(0,0,0,0.3); }
.hero-content p { font-size: 1.2rem; margin-bottom: 30px; opacity: 0.9; }
.hero-btn { display: inline-block; padding: 14px 40px; background: #e94560; color: white; text-decoration: none; border-radius: 50px; font-weight: 600; transition: transform 0.3s, box-shadow 0.3s; }
.hero-btn:hover { transform: translateY(-3px); box-shadow: 0 10px 30px rgba(233,69,96,0.4); }
.hero-indicators { position: absolute; bottom: 30px; left: 50%; transform: translateX(-50%); display: flex; gap: 12px; z-index: 3; }
.hero-indicators span { width: 12px; height: 12px; border-radius: 50%; background: rgba(255,255,255,0.4); cursor: pointer; transition: background 0.3s, transform 0.3s; }
.hero-indicators span.active { background: #e94560; transform: scale(1.3); }
.glass-card { background: rgba(255,255,255,0.7); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border-radius: 20px; padding: 30px; box-shadow: 0 8px 32px rgba(0,0,0,0.08); border: 1px solid rgba(255,255,255,0.2); transition: transform 0.3s, box-shadow 0.3s; }
body.dark .glass-card { background: rgba(30,30,60,0.7); border-color: rgba(255,255,255,0.05); }
.glass-card:hover { transform: translateY(-5px); box-shadow: 0 15px 40px rgba(0,0,0,0.15); }
section { padding: 80px 0; }
.section-title { text-align: center; font-size: 2.2rem; margin-bottom: 50px; position: relative; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: #e94560; margin: 15px auto 0; border-radius: 2px; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
@media (max-width: 992px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.timeline { position: relative; padding-left: 40px; }
.timeline::before { content: ''; position: absolute; left: 15px; top: 0; bottom: 0; width: 3px; background: #e94560; }
.timeline-item { margin-bottom: 40px; position: relative; }
.timeline-item::before { content: ''; position: absolute; left: -30px; top: 5px; width: 16px; height: 16px; background: #e94560; border-radius: 50%; border: 3px solid white; }
body.dark .timeline-item::before { border-color: #0d0d1a; }
.team-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.team-member { text-align: center; }
.team-member svg { width: 120px; height: 120px; border-radius: 50%; margin-bottom: 15px; }
.testimonial-card { background: white; border-radius: 20px; padding: 30px; box-shadow: 0 5px 20px rgba(0,0,0,0.05); position: relative; }
body.dark .testimonial-card { background: #1a1a2e; }
.testimonial-card::before { content: '"'; font-size: 4rem; position: absolute; top: 10px; left: 20px; color: #e94560; opacity: 0.2; }
.faq-item { margin-bottom: 15px; border-radius: 12px; overflow: hidden; background: rgba(255,255,255,0.6); backdrop-filter: blur(5px); }
body.dark .faq-item { background: rgba(30,30,60,0.6); }
.faq-question { padding: 18px 25px; cursor: pointer; font-weight: 600; display: flex; justify-content: space-between; align-items: center; transition: background 0.2s; }
.faq-question:hover { background: rgba(233,69,96,0.05); }
.faq-question span { transition: transform 0.3s; }
.faq-item.open .faq-question span { transform: rotate(180deg); }
.faq-answer { padding: 0 25px 18px; display: none; }
.faq-item.open .faq-answer { display: block; }
footer { background: #1a1a2e; color: #ccc; padding: 60px 0 30px; }
body.dark footer { background: #0a0a15; }
footer a { color: #aaa; text-decoration: none; transition: color 0.2s; }
footer a:hover { color: #e94560; }
.footer-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
@media (max-width: 768px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 500px) { .footer-grid { grid-template-columns: 1fr; } }
.back-to-top { position: fixed; bottom: 40px; right: 40px; width: 50px; height: 50px; background: #e94560; color: white; border: none; border-radius: 50%; font-size: 1.5rem; cursor: pointer; opacity: 0; visibility: hidden; transition: opacity 0.3s, transform 0.3s; box-shadow: 0 5px 20px rgba(233,69,96,0.3); z-index: 999; }
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { transform: translateY(-5px); }
.article-card { padding: 25px; background: white; border-radius: 16px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); transition: transform 0.3s; }
body.dark .article-card { background: #1a1a2e; }
.article-card:hover { transform: translateY(-3px); }
.article-card h3 { margin-bottom: 10px; }
.article-card .date { font-size: 0.85rem; color: #888; margin-bottom: 10px; display: block; }
.article-card p { margin-bottom: 15px; }
.read-more { color: #e94560; text-decoration: none; font-weight: 600; }
.howto-step { display: flex; gap: 20px; margin-bottom: 30px; align-items: flex-start; }
.howto-step .step-num { width: 40px; height: 40px; background: #e94560; color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.partner-logo { display: flex; align-items: center; justify-content: center; padding: 20px; opacity: 0.7; transition: opacity 0.3s; }
.partner-logo:hover { opacity: 1; }
.breadcrumb { display: flex; gap: 10px; list-style: none; padding: 15px 0; font-size: 0.9rem; }
.breadcrumb li::after { content: '/'; margin-left: 10px; color: #888; }
.breadcrumb li:last-child::after { content: ''; }
.breadcrumb a { color: #888; text-decoration: none; }
.breadcrumb a:hover { color: #e94560; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
@media (max-width: 768px) { .stats-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-number { font-size: 2.8rem; font-weight: 700; color: #e94560; }
.map-placeholder { width: 100%; height: 300px; background: linear-gradient(135deg, #1a1a2e, #0f3460); border-radius: 20px; display: flex; align-items: center; justify-content: center; color: white; font-size: 1.2rem; }
.hidden { display: none; }
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.newsletter-form { display: flex; gap: 10px; max-width: 500px; margin: 30px auto 0; }
.newsletter-form input { flex: 1; padding: 14px 20px; border-radius: 30px; border: 1px solid #ddd; outline: none; font-size: 1rem; }
body.dark .newsletter-form input { background: #1a1a2e; border-color: #333; color: white; }
.newsletter-form button { padding: 14px 30px; border-radius: 30px; background: #e94560; color: white; border: none; font-weight: 600; cursor: pointer; transition: background 0.3s; }
.newsletter-form button:hover { background: #d63851; }
.icp { text-align: center; margin-top: 30px; font-size: 0.85rem; color: #666; }
.cookie-consent { position: fixed; bottom: 0; left: 0; right: 0; background: #1a1a2e; color: white; padding: 20px; display: flex; justify-content: space-between; align-items: center; z-index: 10000; transform: translateY(100%); transition: transform 0.3s; }
.cookie-consent.show { transform: translateY(0); }
.cookie-consent button { background: #e94560; color: white; border: none; padding: 10px 25px; border-radius: 25px; cursor: pointer; }
```