*, *::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: #faf8f2; color: #2b2b2b; }

.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; position:relative; }
.section:nth-child(even) { background:#f5f0e8; }

/* 导航 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(250,248,242,0.92); backdrop-filter:blur(12px); border-bottom:1px solid rgba(43,90,58,0.15); }
.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:10px; font-weight:800; font-size:1.3rem; text-decoration:none; color:#2b5a3a; letter-spacing:-0.5px; }
.logo-icon { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1.2rem; background:#2b5a3a; color:#faf8f2; font-weight:900; }
.main-nav { display:flex; align-items:center; gap:32px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:600; color:#2b2b2b; transition:0.2s; position:relative; padding-bottom:4px; }
.main-nav a::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; background:#e07a5f; transition:0.3s; }
.main-nav a:hover { color:#2b5a3a; }
.main-nav a:hover::after { width:100%; }
.nav-cta { padding:10px 24px; border-radius:30px; background:#2b5a3a; color:#faf8f2!important; font-weight:700; box-shadow:0 4px 12px rgba(43,90,58,0.25); transition:0.3s; }
.nav-cta:hover { transform:translateY(-2px); box-shadow:0 6px 18px rgba(43,90,58,0.35); }
.menu-toggle { display:none; background:none; border:none; font-size:1.8rem; color:#2b5a3a; cursor:pointer; }

/* Hero */
.hero { min-height:80vh; display:flex; align-items:center; position:relative; padding-top:68px; background: linear-gradient(135deg, #faf8f2 0%, #ece7db 100%); }
.hero::before { content:'28'; position:absolute; right:5%; top:10%; font-size:20vw; font-weight:900; color:rgba(224,122,95,0.06); line-height:1; pointer-events:none; }
.hero-content { max-width:720px; position:relative; z-index:2; }
.hero-eyebrow { display:inline-block; font-size:0.8rem; font-weight:700; padding:6px 18px; border-radius:50px; background:#f4d35e; color:#2b5a3a; margin-bottom:20px; text-transform:uppercase; letter-spacing:2px; }
.hero h1 { font-size:3.4rem; line-height:1.1; margin-bottom:24px; color:#2b5a3a; font-weight:900; letter-spacing:-1px; }
.hero h1 span { display:inline-block; background: linear-gradient(135deg, #e07a5f, #f4d35e); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.hero p { font-size:1.15rem; opacity:0.75; max-width:520px; margin-bottom:36px; line-height:1.6; }
.hero-buttons { display:flex; gap:16px; }
.hero-image { position:absolute; right:5%; top:50%; transform:translateY(-45%); width:40%; max-width:480px; border-radius:20px; overflow:hidden; box-shadow:0 20px 60px rgba(43,90,58,0.2); background:#f4d35e; }
.hero-image img { width:100%; height:auto; display:block; object-fit:cover; }

/* 按钮 */
.btn { display:inline-flex; align-items:center; gap:10px; padding:14px 32px; border-radius:40px; font-weight:700; font-size:0.95rem; cursor:pointer; border:none; text-decoration:none; transition:0.25s; letter-spacing:0.5px; }
.btn-primary { background:#2b5a3a; color:#faf8f2; box-shadow:0 4px 14px rgba(43,90,58,0.3); }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 8px 24px rgba(43,90,58,0.4); }
.btn-outline { background:transparent; border:2px solid #2b5a3a; color:#2b5a3a; }
.btn-outline:hover { background:#2b5a3a; color:#faf8f2; }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.75rem; font-weight:700; letter-spacing:3px; text-transform:uppercase; color:#e07a5f; margin-bottom:12px; position:relative; padding-left:40px; }
.section-label::before { content:''; position:absolute; left:0; top:50%; transform:translateY(-50%); width:28px; height:2px; background:#e07a5f; }
.section-title { font-size:2.8rem; margin-bottom:14px; color:#2b5a3a; font-weight:900; letter-spacing:-0.5px; }
.section-desc { max-width:600px; opacity:0.65; margin-bottom:48px; font-size:1.05rem; line-height:1.7; }

/* 卡片网格 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.category-card { border-radius:20px; padding:32px 28px; background:#fff; border:1px solid rgba(43,90,58,0.08); transition:0.3s; position:relative; overflow:hidden; }
.category-card::before { content:''; position:absolute; top:0; left:0; width:100%; height:4px; background:linear-gradient(90deg, #2b5a3a, #e07a5f); transform:scaleX(0); transform-origin:left; transition:0.4s; }
.category-card:hover { transform:translateY(-6px); box-shadow:0 16px 40px rgba(43,90,58,0.12); }
.category-card:hover::before { transform:scaleX(1); }
.card-icon { width:56px; height:56px; border-radius:16px; display:flex; align-items:center; justify-content:center; margin-bottom:20px; font-size:1.6rem; background:#f4d35e; color:#2b5a3a; }
.card-link { font-weight:700; font-size:0.85rem; text-decoration:none; color:#e07a5f; display:inline-flex; align-items:center; gap:6px; }
.card-link:hover { gap:12px; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.feature-image { border-radius:20px; overflow:hidden; box-shadow:0 12px 32px rgba(43,90,58,0.15); background:#f4d35e; }
.feature-image img { width:100%; height:auto; display:block; }
.feature-text { }
.feature-list { list-style:none; margin-top:20px; }
.feature-list li { padding:10px 0; display:flex; align-items:center; gap:12px; font-size:1.05rem; font-weight:500; }
.feature-list li::before { content:'✦'; font-weight:700; color:#e07a5f; font-size:1.2rem; }

/* 数据条 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:28px 16px; border-radius:20px; background:#fff; border:1px solid rgba(43,90,58,0.08); transition:0.3s; }
.stat-item:hover { box-shadow:0 8px 24px rgba(43,90,58,0.1); transform:translateY(-4px); }
.stat-number { font-size:2.6rem; font-weight:900; color:#2b5a3a; line-height:1; }
.stat-number::after { content:'+'; color:#e07a5f; font-size:1.8rem; vertical-align:super; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; font-weight:500; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:28px; }
.content-wall-item { border-radius:20px; overflow:hidden; background:#fff; border:1px solid rgba(43,90,58,0.08); transition:0.3s; }
.content-wall-item:hover { transform:translateY(-6px); box-shadow:0 16px 40px rgba(43,90,58,0.12); }
.content-wall-item img { width:100%; height:220px; object-fit:cover; display:block; }
.content-wall-body { padding:24px; }
.content-wall-body h3 { font-size:1.15rem; font-weight:800; color:#2b5a3a; margin-bottom:8px; }
.content-wall-body p { opacity:0.65; font-size:0.95rem; line-height:1.5; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1px solid rgba(43,90,58,0.12); border-radius:16px; margin-bottom:10px; overflow:hidden; background:#fff; transition:0.2s; }
.faq-item.open { box-shadow:0 4px 16px rgba(43,90,58,0.08); }
.faq-item .faq-question { padding:18px 24px; font-weight:700; font-size:1.05rem; display:flex; justify-content:space-between; align-items:center; color:#2b5a3a; cursor:pointer; }
.faq-item .faq-question::after { content:'+'; font-size:1.4rem; color:#e07a5f; font-weight:400; transition:0.3s; }
.faq-item.open .faq-question::after { content:'−'; transform:rotate(180deg); }
.faq-item .faq-answer { padding:0 24px 20px; display:none; opacity:0.7; line-height:1.7; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 */
.cta-banner { padding:64px 32px; text-align:center; border-radius:24px; background:linear-gradient(135deg, #2b5a3a, #3d7a52); color:#faf8f2; position:relative; overflow:hidden; }
.cta-banner::after { content:'28'; position:absolute; right:-20px; bottom:-20px; font-size:14rem; font-weight:900; opacity:0.05; line-height:1; pointer-events:none; }
.cta-banner h2 { font-size:2.4rem; font-weight:900; margin-bottom:12px; color:#faf8f2; }
.cta-banner p { opacity:0.8; margin-bottom:28px; font-size:1.05rem; }
.cta-banner .btn-primary { background:#faf8f2; color:#2b5a3a; box-shadow:0 4px 14px rgba(0,0,0,0.15); }
.cta-banner .btn-primary:hover { background:#f4d35e; transform:translateY(-3px); }

/* 页脚 */
.site-footer { padding:64px 0 28px; background:#2b5a3a; color:rgba(250,248,242,0.85); }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:48px; }
.footer-brand h3 { font-size:1.6rem; font-weight:900; color:#faf8f2; margin-bottom:12px; }
.footer-brand p { opacity:0.7; line-height:1.6; font-size:0.95rem; }
.footer-col h4 { font-weight:700; margin-bottom:16px; color:#f4d35e; font-size:1rem; text-transform:uppercase; letter-spacing:1px; }
.footer-col ul { list-style:none; }
.footer-col li { margin-bottom:8px; }
.footer-col a { color:rgba(250,248,242,0.7); text-decoration:none; font-size:0.9rem; transition:0.2s; }
.footer-col a:hover { color:#f4d35e; }
.footer-bottom { border-top:1px solid rgba(250,248,242,0.15); margin-top:40px; padding-top:24px; text-align:center; font-size:0.85rem; opacity:0.6; }

/* 工具类 */
.text-accent { color:#e07a5f; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.65; font-size:1.05rem; line-height:1.7; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 响应式 */
@media (max-width: 1024px) {
  .hero h1 { font-size:2.8rem; }
  .hero-image { width:35%; }
  .feature-block { gap:40px; }
}
@media (max-width: 768px) {
  .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:68px; left:0; width:100%; background:#faf8f2; padding:24px; border-bottom:1px solid rgba(43,90,58,0.1); gap:20px; }
  .hero { flex-direction:column; text-align:center; padding-top:100px; min-height:auto; }
  .hero-content { max-width:100%; margin-bottom:40px; }
  .hero-image { position:static; width:80%; max-width:400px; margin:0 auto; transform:none; }
  .hero-buttons { justify-content:center; }
  .section-title { font-size:2.2rem; }
}
@media (max-width: 480px) {
  .cards-grid, .content-wall, .stats-bar { grid-template-columns:1fr; }
  .footer-grid { grid-template-columns:1fr; gap:24px; }
  .hero-buttons { flex-direction:column; align-items:center; }
  .hero h1 { font-size:2.2rem; }
  .section-title { font-size:1.8rem; }
  .container { padding:0 16px; }
}