*, *::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:#FAF6F1; color:#2D2A28; line-height:1.7; font-size:16px; }

::selection { background:#AD3B4B; color:#FAF6F1; }
::-webkit-scrollbar { width:8px; }
::-webkit-scrollbar-track { background:#F5EDE3; }
::-webkit-scrollbar-thumb { background:#D4A643; border-radius:4px; }

a { text-decoration:none; color:inherit; }
ul { list-style:none; }

.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; }
.section:nth-child(even) { background:#F5EDE3; }

/* ========== 导航栏 ========== */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(250,246,241,0.92); backdrop-filter:blur(10px); border-bottom:1px solid rgba(173,59,75,0.15); }
.header-inner { display:flex; align-items:center; justify-content:space-between; height:68px; max-width:1200px; margin:0 auto; padding:0 24px; }
.logo { display:flex; align-items:center; gap:8px; font-weight:800; font-size:1.3rem; text-decoration:none; color:#2D2A28; letter-spacing:-0.5px; }
.logo-icon { width:36px; height:36px; border-radius:8px; display:flex; align-items:center; justify-content:center; font-size:1rem; background:linear-gradient(135deg,#AD3B4B,#C94A4F); color:#FAF6F1; box-shadow:0 2px 10px rgba(173,59,75,0.4); }
.main-nav { display:flex; align-items:center; gap:24px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:600; transition:0.2s; color:#2D2A28; position:relative; padding-bottom:4px; }
.main-nav a::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; background:#D4A643; transition:width 0.25s; }
.main-nav a:hover { color:#AD3B4B; }
.main-nav a:hover::after { width:100%; }
.nav-cta { padding:8px 20px; border-radius:8px; color:#FAF6F1!important; font-weight:700; background:linear-gradient(135deg,#AD3B4B,#C94A4F); box-shadow:0 2px 8px rgba(173,59,75,0.3); }
.nav-cta::after { display:none; }
.menu-toggle { display:none; background:none; border:none; font-size:1.4rem; cursor:pointer; color:#2D2A28; }

/* ========== Hero ========== */
.hero { min-height:70vh; display:flex; align-items:center; position:relative; background:linear-gradient(165deg,#FAF6F1 0%,#F5EDE3 60%,#EDDDD0 100%); overflow:hidden; }
.hero::after { content:''; position:absolute; bottom:0; left:0; width:100%; height:3px; background:repeating-linear-gradient(90deg,#AD3B4B 0 18px,#D4A643 18px 36px); }
.hero-content { max-width:720px; position:relative; z-index:2; }
.hero-eyebrow { display:inline-block; font-size:0.85rem; font-weight:800; letter-spacing:1px; padding:4px 14px; border-radius:20px; margin-bottom:16px; background:#D4A643; color:#2D2A28; }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; font-weight:800; letter-spacing:-1.5px; color:#2D2A28; }
.hero h1 .text-accent { color:#AD3B4B; }
.hero p { font-size:1.1rem; opacity:0.72; max-width:560px; margin-bottom:32px; line-height:1.8; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius:16px; overflow:hidden; box-shadow:0 20px 50px rgba(173,59,75,0.16); border:6px solid #fff; transform:rotate(1.5deg); transition:transform 0.4s; }
.hero-image:hover { transform:rotate(0deg) translateY(-4px); }
.hero-image img { width:100%; height:auto; display:block; }

/* ========== 按钮 ========== */
.btn { display:inline-flex; align-items:center; gap:8px; padding:12px 28px; border-radius:8px; font-weight:700; cursor:pointer; border:none; text-decoration:none; transition:0.2s; font-size:0.9rem; }
.btn-primary { background:linear-gradient(135deg,#AD3B4B,#C94A4F); color:#FAF6F1; box-shadow:0 4px 12px rgba(173,59,75,0.35); }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 6px 18px rgba(173,59,75,0.4); }
.btn-outline { background:transparent; border:1.5px solid #AD3B4B; color:#AD3B4B; }
.btn-outline:hover { background:#AD3B4B; color:#FAF6F1; }

/* ========== 标签 / 标题 ========== */
.section-label { display:inline-block; font-size:0.8rem; font-weight:800; letter-spacing:3px; margin-bottom:12px; color:#AD3B4B; position:relative; padding-left:16px; }
.section-label::before { content:''; position:absolute; left:0; top:50%; transform:translateY(-50%); width:8px; height:8px; background:#D4A643; border-radius:50%; }
.section-title { font-size:2.3rem; margin-bottom:14px; font-weight:800; letter-spacing:-1px; color:#2D2A28; line-height:1.25; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; font-size:1rem; line-height:1.8; }

/* ========== 卡片网格 ========== */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }
.category-card { border-radius:14px; padding:28px; border:1px solid rgba(173,59,75,0.12); background:#fff; transition:0.25s; position:relative; overflow:hidden; }
.category-card::after { content:''; position:absolute; bottom:-20px; right:-20px; width:70px; height:70px; border:8px solid rgba(173,59,75,0.06); border-radius:50%; }
.category-card:hover { transform:translateY(-4px); box-shadow:0 10px 30px rgba(173,59,75,0.12); border-color:rgba(173,59,75,0.3); }
.card-icon { width:48px; height:48px; border-radius:10px; display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:1.4rem; background:rgba(212,166,67,0.18); }
.card-link { font-weight:800; font-size:0.85rem; text-decoration:none; color:#AD3B4B; letter-spacing:0.5px; display:inline-flex; align-items:center; gap:4px; }
.card-link::after { content:'→'; transition:transform 0.2s; }
.card-link:hover::after { transform:translateX(4px); }

/* ========== 特性块 ========== */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius:16px; overflow:hidden; border:6px solid #fff; box-shadow:0 14px 36px rgba(173,59,75,0.14); position:relative; }
.feature-image::after { content:''; position:absolute; top:0; left:0; width:100%; height:100%; background:linear-gradient(180deg,transparent 65%,rgba(45,42,40,0.12)); }
.feature-image img { width:100%; height:auto; display:block; }
.feature-list { list-style:none; margin-top:16px; }
.feature-list li { padding:6px 0; display:flex; align-items:center; gap:8px; font-weight:500; }
.feature-list li::before { content:'✓'; font-weight:800; color:#AD3B4B; }

/* ========== 数据条 ========== */
.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(173,59,75,0.1); background:#fff; position:relative; transition:0.25s; }
.stat-item:hover { transform:translateY(-3px); box-shadow:0 8px 24px rgba(173,59,75,0.1); }
.stat-number { font-size:2.4rem; font-weight:900; color:#AD3B4B; letter-spacing:-1px; line-height:1.1; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; font-weight:500; letter-spacing:0.5px; }

/* ========== 内容墙 ========== */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.content-wall-item { border-radius:14px; overflow:hidden; border:1px solid rgba(173,59,75,0.12); transition:0.25s; background:#fff; }
.content-wall-item:hover { transform:translateY(-4px); box-shadow:0 12px 30px rgba(173,59,75,0.14); border-color:rgba(173,59,75,0.28); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; display:block; }
.content-wall-body { padding:20px; position:relative; padding-top:22px; }
.content-wall-body::before { content:''; position:absolute; top:0; left:0; width:100%; height:3px; background:linear-gradient(90deg,#AD3B4B,#D4A643); }

/* ========== FAQ ========== */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1px solid rgba(173,59,75,0.15); border-radius:12px; margin-bottom:8px; overflow:hidden; cursor:pointer; background:#fff; transition:0.2s; }
.faq-item:hover { border-color:rgba(173,59,75,0.3); }
.faq-item .faq-question { padding:18px 22px; font-weight:700; display:flex; justify-content:space-between; align-items:center; color:#2D2A28; }
.faq-item .faq-question::after { content:'+'; font-size:1.3rem; font-weight:400; color:#AD3B4B; transition:transform 0.3s; }
.faq-item.open .faq-question::after { transform:rotate(45deg); }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.7; line-height:1.8; }
.faq-item.open .faq-answer { display:block; animation:fadeIn 0.3s; }
@keyframes fadeIn { from{opacity:0; transform:translateY(-6px);} to{opacity:0.7; transform:translateY(0);} }

/* ========== CTA ========== */
.cta-banner { padding:60px 40px; text-align:center; border-radius:16px; background:linear-gradient(135deg,#AD3B4B,#7A2530); color:#FAF6F1; position:relative; overflow:hidden; }
.cta-banner::before { content:''; position:absolute; top:-60px; right:-60px; width:180px; height:180px; border:2px solid rgba(212,166,67,0.35); border-radius:50%; }
.cta-banner::after { content:''; position:absolute; bottom:-80px; left:-40px; width:160px; height:160px; border:2px solid rgba(212,166,67,0.2); border-radius:50%; }
.cta-banner h2 { color:#FAF6F1; font-size:2.2rem; font-weight:800; letter-spacing:-1px; position:relative; z-index:1; }
.cta-banner .btn-primary { background:#FAF6F1; color:#AD3B4B; box-shadow:0 4px 16px rgba(0,0,0,0.2); position:relative; z-index:1; margin-top:10px; transition:0.2s; }
.cta-banner .btn-primary:hover { transform:translateY(-2px) scale(1.02); }

/* ========== 页脚 ========== */
.site-footer { padding:56px 0 28px; background:#2D2926; color:#FAF6F1; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { font-weight:800; font-size:1.1rem; }
.footer-col a { display:block; padding:4px 0; opacity:0.6; transition:0.2s; font-size:0.9rem; }
.footer-col a:hover { opacity:1; color:#D4A643; }
.footer-bottom { border-top:1px solid rgba(250,246,241,0.12); margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; opacity:0.5; }

/* ========== 工具类 ========== */
.text-accent { color:#AD3B4B; font-weight:700; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; line-height:1.8; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .feature-block { grid-template-columns:1fr; }
  .stats-bar { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .main-nav { display:none; }
  .menu-toggle { display:flex; }
  .main-nav.open { display:flex; flex-direction:column; position:absolute; top:68px; left:0; width:100%; background:#FAF6F1; padding:24px; box-shadow:0 12px 24px rgba(45,42,40,0.08); }
  .hero h1 { font-size:2.4rem; }
  .section-title { font-size:1.8rem; }
  .cta-banner { padding:40px 24px; }
}
@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; }
  .hero-buttons { flex-direction:column; }
  .hero h1 { font-size:2rem; }
}