*, *::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:#f7f4ef; color:#3d3a36; }

.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; position:relative; }
.section:nth-child(even) { background:#efeae2; }

/* 导航 — 固定顶部，毛玻璃+柔和阴影 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(247,244,239,0.92); backdrop-filter:blur(12px); border-bottom:1px solid rgba(180,170,155,0.3); }
.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:700; font-size:1.3rem; text-decoration:none; color:#3d3a36; letter-spacing:1px; }
.logo-icon { width:38px; height:38px; border-radius:50%; background: linear-gradient(135deg, #c7a87b, #a8845a); display:flex; align-items:center; justify-content:center; font-size:1.1rem; color:#fff; box-shadow: 0 2px 8px rgba(167,131,90,0.3); }
.main-nav { display:flex; align-items:center; gap:28px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:500; color:#5a554e; transition:0.2s; letter-spacing:0.5px; position:relative; }
.main-nav a:hover { color:#a8845a; }
.main-nav a::after { content:''; position:absolute; left:0; bottom:-4px; width:0; height:2px; background:#c7a87b; transition:0.3s; }
.main-nav a:hover::after { width:100%; }
.nav-cta { padding:8px 22px; border-radius:30px; background: linear-gradient(135deg, #c7a87b, #a8845a); color:#fff!important; font-weight:600; box-shadow: 0 2px 10px rgba(167,131,90,0.25); }
.nav-cta::after { display:none!important; }
.menu-toggle { display:none; background:none; border:none; font-size:1.4rem; color:#5a554e; cursor:pointer; }

/* 首页Hero — 柔和渐变+有机形状 */
.hero { min-height:70vh; display:flex; align-items:center; position:relative; overflow:hidden; padding-top:68px; }
.hero::before { content:''; position:absolute; top:-40%; right:-20%; width:500px; height:500px; background: radial-gradient(circle, rgba(199,168,123,0.2), transparent 70%); border-radius:50%; pointer-events:none; }
.hero::after { content:''; position:absolute; bottom:-30%; left:-10%; width:400px; height:400px; background: radial-gradient(circle, rgba(168,132,90,0.15), transparent 70%); border-radius:50%; pointer-events:none; }
.hero-content { max-width:680px; position:relative; z-index:1; }
.hero-eyebrow { display:inline-block; font-size:0.8rem; font-weight:600; padding:5px 16px; border-radius:30px; background:#e3d8ca; color:#7a6b5a; margin-bottom:16px; letter-spacing:1px; }
.hero h1 { font-size:2.9rem; line-height:1.15; margin-bottom:20px; color:#3d3a36; font-weight:800; letter-spacing:-0.5px; }
.hero h1 span { color:#a8845a; }
.hero p { font-size:1.1rem; opacity:0.65; max-width:540px; margin-bottom:32px; color:#5a554e; line-height:1.6; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius:16px; overflow:hidden; box-shadow:0 8px 30px rgba(167,131,90,0.15); }
.hero-image img { width:100%; height:auto; display:block; }

/* 按钮 — 暖色调 */
.btn { display:inline-flex; align-items:center; gap:8px; padding:12px 30px; border-radius:30px; font-weight:600; cursor:pointer; border:none; text-decoration:none; transition:0.25s; font-size:0.95rem; letter-spacing:0.5px; }
.btn-primary { background: linear-gradient(135deg, #c7a87b, #a8845a); color:#fff; box-shadow: 0 4px 14px rgba(167,131,90,0.3); }
.btn-primary:hover { transform:translateY(-2px); box-shadow: 0 6px 20px rgba(167,131,90,0.4); }
.btn-outline { background:transparent; border:1.5px solid #c7a87b; color:#a8845a; }
.btn-outline:hover { background:rgba(199,168,123,0.08); }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.75rem; font-weight:600; letter-spacing:3px; text-transform:uppercase; color:#a8845a; margin-bottom:12px; }
.section-title { font-size:2rem; margin-bottom:14px; color:#3d3a36; font-weight:700; }
.section-desc { max-width:600px; opacity:0.6; margin-bottom:40px; color:#5a554e; line-height:1.6; }

/* 卡片网格 — 柔和卡片+暖色点缀 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }
.category-card { border-radius:16px; padding:28px; background:#fff; border:1px solid #e3d8ca; transition:0.25s; box-shadow:0 2px 8px rgba(167,131,90,0.06); }
.category-card:hover { transform:translateY(-4px); box-shadow:0 8px 24px rgba(167,131,90,0.12); border-color:#c7a87b; }
.card-icon { width:48px; height:48px; border-radius:12px; background: linear-gradient(135deg, #e3d8ca, #d4c5b3); display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:1.3rem; color:#7a6b5a; }
.card-link { font-weight:600; font-size:0.85rem; text-decoration:none; color:#a8845a; display:inline-flex; align-items:center; gap:4px; }
.card-link::after { content:'→'; transition:0.2s; }
.card-link:hover::after { transform:translateX(4px); }

/* 特性块 — 左右错落 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius:16px; overflow:hidden; box-shadow:0 6px 20px rgba(167,131,90,0.12); }
.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:#5a554e; }
.feature-list li::before { content:'✓'; font-weight:700; color:#a8845a; font-size:1.1rem; }

/* 数据条 — 暖色背景卡片 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:28px 16px; border-radius:16px; background:#fff; border:1px solid #e3d8ca; box-shadow:0 2px 8px rgba(167,131,90,0.06); }
.stat-number { font-size:2.2rem; font-weight:800; color:#3d3a36; }
.stat-label { font-size:0.9rem; opacity:0.55; margin-top:6px; color:#5a554e; }

/* 内容墙 — 杂志风格 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.content-wall-item { border-radius:16px; overflow:hidden; background:#fff; border:1px solid #e3d8ca; transition:0.25s; box-shadow:0 2px 8px rgba(167,131,90,0.06); }
.content-wall-item:hover { transform:translateY(-4px); box-shadow:0 8px 24px rgba(167,131,90,0.12); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; }
.content-wall-body { padding:20px; }
.content-wall-body h3 { font-size:1.1rem; margin-bottom:6px; color:#3d3a36; }
.content-wall-body p { font-size:0.9rem; opacity:0.6; color:#5a554e; }

/* FAQ — 圆角+柔和边框 */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1px solid #e3d8ca; border-radius:12px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:0.2s; }
.faq-item:hover { border-color:#c7a87b; }
.faq-item .faq-question { padding:18px 22px; font-weight:600; display:flex; justify-content:space-between; align-items:center; color:#3d3a36; font-size:1rem; }
.faq-item .faq-question::after { content:'▼'; font-size:0.8rem; opacity:0.4; transition:0.3s; }
.faq-item.open .faq-question::after { transform:rotate(180deg); }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.65; color:#5a554e; line-height:1.6; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 — 暖色渐变 */
.cta-banner { padding:60px 24px; text-align:center; border-radius:16px; background: linear-gradient(135deg, #c7a87b, #a8845a); color:#fff; box-shadow:0 6px 24px rgba(167,131,90,0.25); }
.cta-banner h2 { color:#fff; font-size:1.8rem; margin-bottom:12px; }
.cta-banner p { opacity:0.85; margin-bottom:20px; }
.cta-banner .btn-primary { background:#fff; color:#a8845a; box-shadow:0 2px 10px rgba(0,0,0,0.1); }

/* 页脚 */
.site-footer { padding:56px 0 28px; background:#3d3a36; color:#d4c5b3; }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { }
.footer-brand p { opacity:0.6; margin-top:12px; font-size:0.9rem; line-height:1.5; }
.footer-col h4 { color:#e3d8ca; margin-bottom:12px; font-size:1rem; }
.footer-col ul { list-style:none; }
.footer-col li { margin-bottom:8px; }
.footer-col a { color:#b5a792; text-decoration:none; font-size:0.9rem; transition:0.2s; }
.footer-col a:hover { color:#c7a87b; }
.footer-bottom { border-top:1px solid rgba(213,197,179,0.15); margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; opacity:0.5; }

/* 工具类 */
.text-accent { color:#a8845a; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.55; color:#5a554e; line-height:1.6; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* ⚠️ 响应式 */
@media (max-width: 768px) {
  .feature-block { grid-template-columns:1fr; gap:32px; }
  .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:rgba(247,244,239,0.98); padding:24px; gap:16px; border-bottom:1px solid #e3d8ca; }
  .hero h1 { font-size:2.2rem; }
}
@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:1.8rem; }
  .section-title { font-size:1.6rem; }
}