*, *::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:#f5f0eb; color:#2c3e4f; }

/* 核心布局 */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; }
.section:nth-child(even) { background:#efe8e0; }

/* 导航 — 固定顶部 用暖白+珊瑚点缀 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(245,240,235,0.92); backdrop-filter:blur(12px); border-bottom:1px solid #dcd3c9; }
.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:700; font-size:1.3rem; text-decoration:none; color:#b85a3a; letter-spacing:-0.5px; }
.logo-icon { width:36px; height:36px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1rem; background:#d9b8a4; color:#fff; }
.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:#4a3f3a; transition:0.2s; letter-spacing:0.3px; }
.main-nav a:hover { color:#b85a3a; }
.nav-cta { padding:8px 22px; border-radius:30px; color:#fff!important; font-weight:600; background:#b85a3a; }
.menu-toggle { display:none; background:none; border:none; font-size:1.4rem; color:#4a3f3a; cursor:pointer; }

/* 首页Hero — 杂志风 大标题+错位布局 */
.hero { min-height:70vh; display:flex; align-items:center; background:linear-gradient(135deg, #f5f0eb 0%, #e8ddd0 100%); position:relative; }
.hero::before { content:'■'; position:absolute; right:5%; top:15%; font-size:18rem; color:#d9b8a4; opacity:0.15; pointer-events:none; }
.hero-content { max-width:720px; position:relative; z-index:2; }
.hero-eyebrow { display:inline-block; font-size:0.8rem; font-weight:600; padding:6px 18px; border-radius:30px; margin-bottom:16px; background:#d9b8a4; color:#fff; letter-spacing:1px; }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; color:#2c3e4f; font-weight:800; letter-spacing:-1px; }
.hero p { font-size:1.1rem; opacity:0.7; max-width:560px; margin-bottom:32px; color:#4a3f3a; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius:20px; overflow:hidden; box-shadow:0 12px 32px rgba(0,0,0,0.08); transform:rotate(-2deg); }
.hero-image img { width:100%; height:auto; display:block; }

/* 按钮 — 圆润+低饱和 */
.btn { display:inline-flex; align-items:center; gap:8px; padding:14px 32px; border-radius:40px; font-weight:600; cursor:pointer; border:none; text-decoration:none; transition:0.3s; }
.btn-primary { color:#fff; background:#b85a3a; }
.btn-primary:hover { background:#a04d2f; transform:translateY(-2px); }
.btn-outline { background:transparent; border:1.5px solid #b85a3a; color:#b85a3a; }
.btn-outline:hover { background:#b85a3a; color:#fff; }

/* 标签/标题 — 独特装饰线 */
.section-label { display:inline-block; font-size:0.8rem; font-weight:600; letter-spacing:3px; margin-bottom:12px; color:#b85a3a; position:relative; padding-left:32px; }
.section-label::before { content:'—'; position:absolute; left:0; top:50%; transform:translateY(-50%); font-size:1.2rem; color:#d9b8a4; }
.section-title { font-size:2.4rem; margin-bottom:14px; font-weight:700; letter-spacing:-0.5px; color:#2c3e4f; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; color:#4a3f3a; }

/* 卡片网格 — 柔和阴影+圆角 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:28px; }
.category-card { border-radius:20px; padding:32px; background:#fff; border:1px solid #e5dbd0; transition:0.3s; }
.category-card:hover { transform:translateY(-6px); box-shadow:0 12px 28px rgba(184,90,58,0.12); }
.card-icon { width:52px; height:52px; border-radius:16px; display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:1.5rem; background:#efe8e0; color:#b85a3a; }
.card-link { font-weight:600; font-size:0.85rem; text-decoration:none; color:#b85a3a; display:inline-flex; align-items:center; gap:4px; }

/* 特性块 — 错落不对称 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius:20px; overflow:hidden; box-shadow:0 8px 24px rgba(0,0,0,0.06); }
.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; font-weight:500; color:#4a3f3a; }
.feature-list li::before { content:'✦'; font-weight:700; color:#b85a3a; font-size:1.1rem; }

/* 数据条 — 卡片式+装饰线 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:32px 16px; border-radius:20px; background:#fff; border:1px solid #e5dbd0; position:relative; }
.stat-item::after { content:''; position:absolute; bottom:12px; left:50%; transform:translateX(-50%); width:40px; height:3px; background:#d9b8a4; border-radius:4px; }
.stat-number { font-size:2.6rem; font-weight:800; color:#b85a3a; line-height:1; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; color:#4a3f3a; }

/* 内容墙 — 瀑布感+悬浮 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.content-wall-item { border-radius:20px; overflow:hidden; background:#fff; border:1px solid #e5dbd0; transition:0.3s; }
.content-wall-item:hover { transform:translateY(-6px); box-shadow:0 12px 28px rgba(184,90,58,0.1); }
.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:#2c3e4f; }
.content-wall-body p { font-size:0.9rem; opacity:0.6; }

/* FAQ — 圆润折叠 */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1px solid #e5dbd0; border-radius:16px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:0.2s; }
.faq-item:hover { border-color:#d9b8a4; }
.faq-item .faq-question { padding:18px 24px; font-weight:600; display:flex; justify-content:space-between; color:#2c3e4f; }
.faq-item .faq-question::after { content:'+'; font-size:1.2rem; color:#b85a3a; transition:0.3s; }
.faq-item.open .faq-question::after { content:'−'; }
.faq-item .faq-answer { padding:0 24px 18px; display:none; opacity:0.7; color:#4a3f3a; line-height:1.6; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 — 暖色渐变 */
.cta-banner { padding:64px 24px; text-align:center; border-radius:24px; background:linear-gradient(135deg, #b85a3a, #d9b8a4); color:#fff; }
.cta-banner h2 { color:#fff; font-size:2rem; margin-bottom:12px; }
.cta-banner p { color:rgba(255,255,255,0.85); margin-bottom:24px; }
.cta-banner .btn-primary { background:#fff; color:#b85a3a; }
.cta-banner .btn-primary:hover { background:#f5f0eb; }

/* 页脚 — 暖灰调 */
.site-footer { padding:56px 0 28px; background:#efe8e0; color:#4a3f3a; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { }
.footer-brand .logo { color:#b85a3a; margin-bottom:12px; }
.footer-brand p { font-size:0.9rem; opacity:0.7; max-width:280px; }
.footer-col h4 { font-weight:600; margin-bottom:14px; color:#2c3e4f; }
.footer-col a { display:block; text-decoration:none; color:#4a3f3a; font-size:0.9rem; padding:4px 0; opacity:0.7; transition:0.2s; }
.footer-col a:hover { opacity:1; color:#b85a3a; }
.footer-bottom { border-top:1px solid #dcd3c9; margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; opacity:0.6; }

/* 工具类 */
.text-accent { color:#b85a3a; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color:#4a3f3a; }
.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; align-items:center; justify-content:center; width:44px; height:44px; }
  .main-nav.open { display:flex; flex-direction:column; position:absolute; top:68px; left:0; width:100%; background:rgba(245,240,235,0.98); padding:24px; gap:16px; border-bottom:1px solid #dcd3c9; }
  .hero h1 { font-size:2.4rem; }
  .hero::before { font-size:10rem; right:2%; top:10%; }
}
@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; }
  .section-title { font-size:1.8rem; }
}