*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: system-ui, 'PingFang SC', 'Microsoft YaHei', sans-serif; overflow-x: hidden; background: #0a0a0f; color: #e8e6e3; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; position: relative; }
.section:nth-child(even) { background: #111118; }

.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; background: rgba(10, 10, 15, 0.92); backdrop-filter: blur(16px) saturate(180%); border-bottom: 1px solid rgba(255, 215, 0, 0.15); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 1.3rem; text-decoration: none; color: #ffd700; letter-spacing: -0.5px; }
.logo-icon { width: 40px; height: 40px; border-radius: 10px; background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%); display: flex; align-items: center; justify-content: center; font-size: 1.1rem; color: #0a0a0f; font-weight: 900; }
.main-nav { display: flex; align-items: center; gap: 32px; list-style: none; }
.main-nav a { text-decoration: none; font-size: 0.85rem; font-weight: 500; color: #a0a0a8; transition: 0.3s; letter-spacing: 0.3px; position: relative; padding: 4px 0; }
.main-nav a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: #ffd700; transition: width 0.3s; }
.main-nav a:hover { color: #ffd700; }
.main-nav a:hover::after { width: 100%; }
.nav-cta { padding: 10px 24px; border-radius: 6px; color: #0a0a0f !important; font-weight: 700; background: linear-gradient(135deg, #ffd700, #ff8c00); transition: 0.3s !important; }
.nav-cta:hover { transform: scale(1.05); box-shadow: 0 4px 20px rgba(255, 215, 0, 0.3); }
.nav-cta::after { display: none !important; }
.menu-toggle { display: none; background: none; border: none; color: #ffd700; font-size: 1.5rem; cursor: pointer; padding: 4px; }

.hero { min-height: 80vh; display: flex; align-items: center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -30%; right: -20%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(255, 215, 0, 0.08) 0%, transparent 70%); pointer-events: none; }
.hero-content { max-width: 720px; position: relative; z-index: 1; }
.hero-eyebrow { display: inline-block; font-size: 0.75rem; font-weight: 700; padding: 6px 18px; border-radius: 4px; margin-bottom: 20px; background: rgba(255, 215, 0, 0.12); color: #ffd700; letter-spacing: 2px; text-transform: uppercase; border: 1px solid rgba(255, 215, 0, 0.2); }
.hero h1 { font-size: 3.2rem; line-height: 1.15; margin-bottom: 20px; font-weight: 900; letter-spacing: -1px; background: linear-gradient(135deg, #fff 0%, #ffd700 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { font-size: 1.1rem; opacity: 0.6; max-width: 560px; margin-bottom: 36px; line-height: 1.7; color: #b0b0b8; }
.hero-buttons { display: flex; gap: 16px; }
.hero-image { border-radius: 16px; overflow: hidden; border: 1px solid rgba(255, 215, 0, 0.1); }
.hero-image img { width: 100%; height: auto; display: block; }

.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; border-radius: 6px; font-weight: 700; cursor: pointer; border: none; text-decoration: none; transition: 0.3s; font-size: 0.9rem; letter-spacing: 0.3px; }
.btn-primary { color: #0a0a0f; background: linear-gradient(135deg, #ffd700, #ff8c00); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255, 215, 0, 0.25); }
.btn-outline { background: transparent; border: 1.5px solid rgba(255, 215, 0, 0.3); color: #ffd700; }
.btn-outline:hover { border-color: #ffd700; background: rgba(255, 215, 0, 0.05); transform: translateY(-2px); }

.section-label { display: inline-block; font-size: 0.7rem; font-weight: 700; letter-spacing: 3px; margin-bottom: 12px; color: #ffd700; text-transform: uppercase; }
.section-title { font-size: 2.2rem; margin-bottom: 14px; font-weight: 900; letter-spacing: -0.5px; }
.section-desc { max-width: 600px; opacity: 0.55; margin-bottom: 44px; line-height: 1.7; font-size: 1.05rem; color: #b0b0b8; }

.cards-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 24px; }
.category-card { border-radius: 14px; padding: 32px; border: 1px solid rgba(255, 215, 0, 0.08); background: rgba(255, 255, 255, 0.02); transition: 0.35s; position: relative; overflow: hidden; }
.category-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px; background: linear-gradient(90deg, #ffd700, #ff8c00); opacity: 0; transition: 0.35s; }
.category-card:hover { transform: translateY(-4px); border-color: rgba(255, 215, 0, 0.2); background: rgba(255, 215, 0, 0.03); }
.category-card:hover::before { opacity: 1; }
.card-icon { width: 52px; height: 52px; border-radius: 12px; background: linear-gradient(135deg, rgba(255, 215, 0, 0.1), rgba(255, 140, 0, 0.05)); display: flex; align-items: center; justify-content: center; margin-bottom: 18px; font-size: 1.4rem; border: 1px solid rgba(255, 215, 0, 0.1); }
.card-link { font-weight: 700; font-size: 0.85rem; text-decoration: none; color: #ffd700; transition: 0.2s; display: inline-flex; align-items: center; gap: 6px; }
.card-link:hover { gap: 10px; }

.feature-block { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.feature-image { border-radius: 16px; overflow: hidden; border: 1px solid rgba(255, 215, 0, 0.06); }
.feature-image img { width: 100%; height: auto; display: block; }
.feature-text { }
.feature-list { list-style: none; }
.feature-list li { padding: 8px 0; display: flex; align-items: center; gap: 10px; color: #c8c6c3; font-weight: 400; }
.feature-list li::before { content: '✦'; font-weight: 700; color: #ffd700; font-size: 0.8rem; }

.stats-bar { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-item { padding: 28px 20px; border-radius: 14px; border: 1px solid rgba(255, 215, 0, 0.08); background: rgba(255, 255, 255, 0.02); transition: 0.3s; }
.stat-item:hover { border-color: rgba(255, 215, 0, 0.2); transform: translateY(-2px); }
.stat-number { font-size: 2.6rem; font-weight: 900; background: linear-gradient(135deg, #ffd700, #ff8c00); -webkit-background-clip: text; -webkit-text-fill-color: transparent; line-height: 1.2; }
.stat-label { font-size: 0.85rem; opacity: 0.5; margin-top: 8px; letter-spacing: 0.5px; text-transform: uppercase; font-weight: 500; }

.content-wall { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.content-wall-item { border-radius: 14px; overflow: hidden; border: 1px solid rgba(255, 215, 0, 0.08); background: rgba(255, 255, 255, 0.02); transition: 0.35s; }
.content-wall-item:hover { transform: translateY(-4px); border-color: rgba(255, 215, 0, 0.2); box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4); }
.content-wall-item img { width: 100%; height: 200px; object-fit: cover; display: block; border-bottom: 1px solid rgba(255, 215, 0, 0.06); }
.content-wall-body { padding: 24px; }
.content-wall-body h3 { font-size: 1.1rem; margin-bottom: 8px; font-weight: 700; }
.content-wall-body p { opacity: 0.55; font-size: 0.9rem; line-height: 1.6; }

.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border: 1px solid rgba(255, 215, 0, 0.08); border-radius: 10px; margin-bottom: 8px; overflow: hidden; cursor: pointer; transition: 0.3s; background: rgba(255, 255, 255, 0.02); }
.faq-item:hover { border-color: rgba(255, 215, 0, 0.2); }
.faq-item .faq-question { padding: 18px 24px; font-weight: 700; display: flex; justify-content: space-between; align-items: center; font-size: 1rem; letter-spacing: 0.2px; }
.faq-item .faq-question::after { content: '+'; font-size: 1.3rem; color: #ffd700; transition: 0.3s; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding: 0 24px 18px; display: none; opacity: 0.6; line-height: 1.7; font-size: 0.95rem; color: #b0b0b8; }
.faq-item.open .faq-answer { display: block; }

.cta-banner { padding: 64px 24px; text-align: center; border-radius: 16px; color: #0a0a0f; background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%); position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 60%); pointer-events: none; }
.cta-banner h2 { color: #0a0a0f; font-size: 2rem; font-weight: 900; margin-bottom: 12px; position: relative; }
.cta-banner p { color: rgba(10, 10, 15, 0.7); margin-bottom: 28px; position: relative; }
.cta-banner .btn-primary { background: #0a0a0f; color: #ffd700; }
.cta-banner .btn-primary:hover { box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3); }

.site-footer { padding: 64px 0 32px; border-top: 1px solid rgba(255, 215, 0, 0.06); background: #0a0a0f; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; }
.footer-brand p { opacity: 0.5; font-size: 0.9rem; line-height: 1.7; margin-top: 12px; }
.footer-col h4 { font-size: 0.85rem; font-weight: 700; margin-bottom: 16px; color: #ffd700; letter-spacing: 1px; text-transform: uppercase; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul a { text-decoration: none; color: #a0a0a8; font-size: 0.9rem; transition: 0.2s; }
.footer-col ul a:hover { color: #ffd700; }
.footer-bottom { border-top: 1px solid rgba(255, 215, 0, 0.06); margin-top: 48px; padding-top: 24px; text-align: center; font-size: 0.8rem; color: #606068; }

.text-accent { color: #ffd700; }
.text-center { text-align: center; }
.seo-description { max-width: 600px; margin: 0 auto 48px; opacity: 0.55; line-height: 1.7; color: #b0b0b8; }
.mt-0 { margin-top: 0; }
.mb-0 { margin-bottom: 0; }

@media (max-width: 768px) {
  .hero h1 { font-size: 2.2rem; }
  .feature-block { grid-template-columns: 1fr; gap: 40px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .main-nav { display: none; }
  .menu-toggle { display: flex; }
  .main-nav.open { display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; width: 100%; background: rgba(10, 10, 15, 0.98); padding: 24px; gap: 16px; border-bottom: 1px solid rgba(255, 215, 0, 0.1); }
  .main-nav.open a { font-size: 1rem; padding: 8px 0; }
  .section-title { font-size: 1.6rem; }
  .hero-buttons { flex-direction: column; }
}

@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 1.8rem; }
  .stat-number { font-size: 2rem; }
  .container { padding: 0 16px; }
  .section { padding: 60px 0; }
}