* { margin: 0; padding: 0; box-sizing: border-box; font-family: "Segoe UI", "Helvetica Neue", Arial, "Microsoft YaHei", "微软雅黑", "PingFang SC", sans-serif; }
html { scroll-behavior: smooth; }
body { background: #0f172a; color: #e2e8f0; line-height: 1.7; }
.nav { position: sticky; top: 0; z-index: 1000; background: rgba(15, 23, 42, 0.93); backdrop-filter: blur(12px); border-bottom: 2px solid #64748b; box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4); }
.nav-links { max-width: 1280px; margin: 0 auto; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 14px 24px; flex-wrap: wrap; }
.nav-links a { color: #cbd5e1; text-decoration: none; font-weight: 600; font-size: 15px; padding: 8px 18px; border-radius: 6px; border: 1px solid rgba(203, 213, 225, 0.12); transition: all 0.3s; }
.nav-links a:hover { background: #334155; color: #f8fafc; border-color: #64748b; box-shadow: 0 0 14px rgba(100, 116, 139, 0.35); }
.hero { background: linear-gradient(135deg, #0f172a 0%, #1e293b 40%, #334155 70%, #475569 100%); padding: 90px 20px 100px; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, #b91c1c, #cbd5e1, #b91c1c); }
.hero h1 { font-size: 44px; font-weight: 800; color: #f8fafc; letter-spacing: 3px; margin-bottom: 12px; text-shadow: 0 6px 20px rgba(0, 0, 0, 0.6); }
.hero-tagline { color: #94a3b8; font-size: 15px; letter-spacing: 6px; text-transform: uppercase; }
.geo-intro { max-width: 960px; margin: -50px auto 0; position: relative; z-index: 2; background: linear-gradient(145deg, #1e293b, #334155); border: 1px solid rgba(203, 213, 225, 0.25); border-radius: 12px; padding: 34px 42px; font-size: 15px; color: #cbd5e1; box-shadow: 0 16px 50px rgba(0, 0, 0, 0.5); }
.section { max-width: 1280px; margin: 0 auto; padding: 70px 24px; }
.section-title { font-size: 30px; font-weight: 700; color: #f8fafc; text-align: center; margin-bottom: 40px; letter-spacing: 2px; }
.section-title::after { content: ''; display: block; width: 80px; height: 3px; background: linear-gradient(90deg, #b91c1c, #cbd5e1); margin: 12px auto 0; border-radius: 2px; }
.card { background: linear-gradient(145deg, #334155, #1e293b); border: 1px solid rgba(203, 213, 225, 0.12); border-radius: 12px; padding: 24px; box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4); transition: transform 0.3s, box-shadow 0.3s; position: relative; overflow: hidden; }
.card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px; background: linear-gradient(90deg, transparent, rgba(203, 213, 225, 0.5), transparent); }
.card:hover { transform: translateY(-5px); box-shadow: 0 18px 40px rgba(0, 0, 0, 0.55); }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat-item { text-align: center; padding: 32px 20px; }
.stat-number { display: block; font-size: 40px; font-weight: 800; color: #f8fafc; margin-bottom: 8px; }
.stat-label { color: #94a3b8; font-size: 14px; letter-spacing: 1px; }
.advantages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.advantage-item { text-align: center; padding: 36px 24px; }
.advantage-item img { width: 72px; height: 72px; object-fit: contain; margin-bottom: 18px; }
.advantage-item h3 { color: #f8fafc; font-size: 20px; margin-bottom: 12px; }
.advantage-item p { color: #94a3b8; font-size: 14px; line-height: 1.7; }
.story-content { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; align-items: center; }
.story-content img { width: 100%; border-radius: 8px; border: 1px solid rgba(203, 213, 225, 0.2); }
.story-content p { color: #cbd5e1; font-size: 15px; line-height: 1.8; }
.timeline { display: flex; flex-direction: column; gap: 20px; max-width: 860px; margin: 0 auto; }
.timeline-item { padding: 18px 24px; border-left: 3px solid #b91c1c; background: linear-gradient(90deg, rgba(30, 41, 59, 0.9), rgba(51, 65, 85, 0.6)); border-radius: 0 10px 10px 0; }
.timeline-item h4 { color: #f8fafc; font-size: 18px; margin-bottom: 6px; }
.timeline-item p { color: #94a3b8; font-size: 14px; }
.events-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.event-item img { width: 100%; height: 180px; object-fit: cover; border-radius: 8px 8px 0 0; margin-bottom: 16px; }
.event-item h3 { color: #f8fafc; font-size: 20px; margin-bottom: 10px; }
.event-item p { color: #94a3b8; font-size: 14px; }
.coverage-content { text-align: center; }
.coverage-content img { max-width: 300px; margin: 0 auto 20px; display: block; border-radius: 8px; border: 1px solid rgba(203, 213, 225, 0.2); }
.coverage-content p { max-width: 760px; margin: 0 auto; color: #94a3b8; font-size: 15px; line-height: 1.8; }
.partners-list { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 24px; }
.partners-list img { width: 120px; height: 60px; object-fit: contain; filter: grayscale(0.6); transition: filter 0.3s; border-radius: 6px; }
.partners-list img:hover { filter: grayscale(0); }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.testimonial-item p { color: #cbd5e1; font-size: 14px; line-height: 1.8; margin-bottom: 12px; font-style: italic; }
.testimonial-item span { color: #64748b; font-size: 13px; }
.deep-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.deep-item h3 { color: #f8fafc; font-size: 18px; margin-bottom: 10px; }
.deep-item p { color: #94a3b8; font-size: 14px; line-height: 1.8; }
.cta-box { text-align: center; padding: 50px 40px; background: linear-gradient(145deg, #1e293b, #334155); }
.cta-box h2 { font-size: 28px; color: #f8fafc; margin-bottom: 12px; }
.cta-box p { color: #94a3b8; margin-bottom: 24px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.cta-buttons a { display: inline-block; padding: 12px 28px; border-radius: 6px; text-decoration: none; font-weight: 600; transition: all 0.3s; }
.cta-buttons a:first-child { background: #b91c1c; color: #ffffff; border: 1px solid #b91c1c; }
.cta-buttons a:first-child:hover { background: #dc2626; box-shadow: 0 0 20px rgba(220, 38, 38, 0.4); }
.cta-buttons a:last-child { background: transparent; color: #cbd5e1; border: 1px solid #64748b; }
.cta-buttons a:last-child:hover { background: #334155; color: #ffffff; }
.news-tags { display: flex; gap: 12px; justify-content: center; margin-bottom: 30px; flex-wrap: wrap; }
.news-tags a { display: inline-block; padding: 8px 20px; border-radius: 20px; background: #1e293b; color: #cbd5e1; text-decoration: none; font-size: 14px; border: 1px solid #64748b; transition: all 0.3s; }
.news-tags a:hover { background: #b91c1c; color: #ffffff; border-color: #b91c1c; }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; }
.news-item { display: flex; flex-direction: column; }
.news-meta { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; gap: 12px; }
.news-date { color: #b91c1c; font-size: 14px; font-weight: 600; }
.news-item h3 { color: #f8fafc; font-size: 19px; margin-bottom: 12px; line-height: 1.5; }
.news-item p { color: #94a3b8; font-size: 14px; line-height: 1.8; flex-grow: 1; }
.faq-list { display: flex; flex-direction: column; gap: 20px; max-width: 900px; margin: 0 auto; }
.faq-item { padding: 22px 28px; }
.faq-item h3 { color: #f8fafc; font-size: 18px; margin-bottom: 12px; position: relative; padding-left: 28px; }
.faq-item h3::before { content: 'Q'; position: absolute; left: 0; top: 0; width: 22px; height: 22px; background: #b91c1c; border-radius: 50%; color: #fff; font-size: 13px; text-align: center; line-height: 22px; }
.faq-item p { color: #94a3b8; font-size: 14px; line-height: 1.8; }
.footer { background: #0f172a; border-top: 2px solid #334155; padding: 50px 24px 30px; text-align: center; }
.footer-info { max-width: 800px; margin: 0 auto 20px; display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.footer-info p { color: #64748b; font-size: 13px; }
.footer-links { margin-bottom: 20px; }
.footer-links a { color: #cbd5e1; text-decoration: none; font-size: 14px; padding: 0 12px; }
.footer-links a:hover { color: #ffffff; }
.copyright { color: #475569; font-size: 13px; letter-spacing: 1px; }
@media (max-width: 768px) {
  .hero h1 { font-size: 28px; }
  .geo-intro { margin-top: -30px; padding: 24px; }
  .stats-grid, .advantages-grid, .events-grid, .testimonials-grid, .deep-grid { grid-template-columns: 1fr; }
  .story-content { grid-template-columns: 1fr; }
  .news-grid { grid-template-columns: 1fr; }
  .footer-info { grid-template-columns: 1fr; }
  .timeline { padding-left: 8px; }
}