*, *::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: #fefcf5;
  color: #2c2a28;
}

/* 核心布局 */
.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; position:relative; }
.section:nth-child(even) { background:#f8f6ef; }

/* 导航 — 仿宣纸卷轴质感 */
.site-header { 
  position:fixed; top:0; left:0; width:100%; z-index:1000; 
  background:rgba(254,252,245,0.92); 
  backdrop-filter:blur(12px); 
  border-bottom:1px solid #e8e0d0;
  box-shadow: 0 2px 20px rgba(180,160,130,0.08);
}
.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:#4a3f35; letter-spacing:1px;
}
.logo-icon { 
  width:40px; height:40px; border-radius:50%; 
  display:flex; align-items:center; justify-content:center; 
  font-size:1.1rem; 
  background: linear-gradient(135deg, #d4a373, #bc8f6b);
  color:#fff;
  box-shadow: 0 3px 10px rgba(180,140,100,0.3);
}
.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:#5a4f45; transition:0.3s; 
  position:relative; padding:4px 0;
}
.main-nav a::after {
  content:''; position:absolute; bottom:0; left:0; width:0; height:2px;
  background:#bc8f6b; transition:0.3s;
}
.main-nav a:hover::after { width:100%; }
.main-nav a:hover { color:#8b6f50; }
.nav-cta { 
  padding:10px 24px; border-radius:50px; 
  color:#fff!important; font-weight:600; 
  background: linear-gradient(135deg, #d4a373, #bc8f6b);
  box-shadow: 0 4px 14px rgba(180,140,100,0.25);
  transition: 0.3s;
}
.nav-cta::after { display:none!important; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(180,140,100,0.35); }
.menu-toggle { display:none; }

/* 首页Hero — 水墨留白意境 */
.hero { 
  min-height:75vh; display:flex; align-items:center; 
  background: linear-gradient(180deg, #fefcf5 0%, #f6f0e6 100%);
  position:relative; overflow:hidden;
}
.hero::before {
  content:''; position:absolute; top:-30%; right:-10%; width:500px; height:500px;
  background: radial-gradient(circle, rgba(212,163,115,0.12) 0%, transparent 70%);
  border-radius:50%; pointer-events:none;
}
.hero-content { max-width:720px; position:relative; z-index:1; }
.hero-eyebrow { 
  display:inline-block; font-size:0.8rem; font-weight:700; 
  padding:6px 18px; border-radius:50px; margin-bottom:18px;
  background: rgba(188,143,107,0.15); color:#8b6f50;
  letter-spacing:2px;
}
.hero h1 { 
  font-size:3.2rem; line-height:1.15; margin-bottom:22px; 
  font-weight:800; color:#3a322a;
  letter-spacing:-0.5px;
}
.hero h1::after {
  content:'·'; color:#bc8f6b; font-size:3.5rem; margin-left:4px;
}
.hero p { 
  font-size:1.1rem; opacity:0.7; max-width:540px; margin-bottom:36px; 
  color:#5a4f45; line-height:1.7;
}
.hero-buttons { display:flex; gap:16px; }
.hero-image { border-radius:16px; overflow:hidden; box-shadow:0 8px 30px rgba(120,100,80,0.1); }
.hero-image img { width:100%; height:auto; display:block; }

/* 按钮 — 仿手工纸触感 */
.btn { 
  display:inline-flex; align-items:center; gap:8px; 
  padding:14px 32px; border-radius:50px; 
  font-weight:600; cursor:pointer; border:none; text-decoration:none; 
  transition:0.3s; font-size:0.95rem;
}
.btn-primary { 
  color:#fff; 
  background: linear-gradient(135deg, #d4a373, #bc8f6b);
  box-shadow: 0 4px 16px rgba(180,140,100,0.3);
}
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(180,140,100,0.4); }
.btn-outline { 
  background:transparent; border:1.5px solid #bc8f6b; 
  color:#8b6f50; 
}
.btn-outline:hover { background:rgba(188,143,107,0.08); }

/* 标签/标题 — 书法笔触感 */
.section-label { 
  display:inline-block; font-size:0.75rem; font-weight:700; 
  letter-spacing:3px; margin-bottom:14px; 
  color:#bc8f6b; text-transform:uppercase;
  position:relative; padding-left:20px;
}
.section-label::before {
  content:''; position:absolute; left:0; top:50%; width:12px; height:2px;
  background:#bc8f6b; transform:translateY(-50%);
}
.section-title { 
  font-size:2.2rem; margin-bottom:16px; 
  font-weight:800; color:#3a322a; letter-spacing:-0.3px;
}
.section-desc { 
  max-width:600px; opacity:0.7; margin-bottom:44px; 
  color:#5a4f45; line-height:1.7;
}

/* 卡片网格 — 宣纸层叠 */
.cards-grid { 
  display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:28px; 
}
.category-card { 
  border-radius:16px; padding:32px 28px; 
  border:1px solid #e8e0d0; 
  background:#fff;
  transition:0.3s; position:relative;
  box-shadow: 0 2px 12px rgba(120,100,80,0.04);
}
.category-card::before {
  content:''; position:absolute; top:0; left:0; width:100%; height:4px;
  background: linear-gradient(90deg, #d4a373, #bc8f6b, #a67c5a);
  border-radius:16px 16px 0 0; opacity:0; transition:0.3s;
}
.category-card:hover { 
  transform:translateY(-4px); 
  box-shadow:0 8px 28px rgba(120,100,80,0.12); 
}
.category-card:hover::before { opacity:1; }
.card-icon { 
  width:52px; height:52px; border-radius:14px; 
  display:flex; align-items:center; justify-content:center; 
  margin-bottom:18px; font-size:1.4rem; 
  background: rgba(212,163,115,0.12); color:#8b6f50;
}
.card-link { 
  font-weight:600; font-size:0.85rem; text-decoration:none; 
  color:#bc8f6b; display:inline-flex; align-items:center; gap:6px;
  transition:0.3s;
}
.card-link:hover { gap:10px; color:#a67c5a; }

/* 特性块 — 左右不对称留白 */
.feature-block { 
  display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; 
}
.feature-image { 
  border-radius:16px; overflow:hidden; 
  box-shadow:0 6px 24px rgba(120,100,80,0.1);
}
.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:#4a3f35; font-weight:500;
}
.feature-list li::before { 
  content:'✦'; font-weight:700; color:#bc8f6b; font-size:1.1rem;
}

/* 数据条 — 印章风格 */
.stats-bar { 
  display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; 
}
.stat-item { 
  padding:28px 16px; border-radius:16px; 
  border:1px solid #e8e0d0; background:#fff;
  transition:0.3s;
}
.stat-item:hover { 
  border-color:#bc8f6b; 
  box-shadow:0 4px 16px rgba(180,140,100,0.1);
}
.stat-number { 
  font-size:2.6rem; font-weight:800; color:#3a322a; 
  font-feature-settings:"tnum";
}
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; color:#5a4f45; }

/* 内容墙 — 杂志网格 */
.content-wall { 
  display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; 
}
.content-wall-item { 
  border-radius:16px; overflow:hidden; 
  border:1px solid #e8e0d0; background:#fff;
  transition:0.3s;
}
.content-wall-item:hover { 
  transform:translateY(-4px); 
  box-shadow:0 8px 28px rgba(120,100,80,0.12); 
}
.content-wall-item img { 
  width:100%; height:200px; object-fit:cover; 
  transition:0.4s;
}
.content-wall-item:hover img { transform:scale(1.03); }
.content-wall-body { padding:22px; }

/* FAQ — 折页风格 */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { 
  border:1px solid #e8e0d0; border-radius:12px; 
  margin-bottom:10px; overflow:hidden; cursor:pointer; 
  background:#fff; transition:0.2s;
}
.faq-item:hover { border-color:#bc8f6b; }
.faq-item .faq-question { 
  padding:18px 22px; font-weight:600; 
  display:flex; justify-content:space-between; 
  color:#3a322a; font-size:1.05rem;
}
.faq-item .faq-question::after {
  content:'+'; font-size:1.3rem; color:#bc8f6b; transition:0.3s;
}
.faq-item.open .faq-question::after { content:'−'; }
.faq-item .faq-answer { 
  padding:0 22px 18px; display:none; 
  opacity:0.7; color:#5a4f45; line-height:1.7;
}
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 — 暖色调渐变 */
.cta-banner { 
  padding:64px 24px; text-align:center; border-radius:20px; 
  background: linear-gradient(135deg, #d4a373, #bc8f6b, #a67c5a);
  color:#fff; position:relative; overflow:hidden;
}
.cta-banner::before {
  content:''; position:absolute; top:-50%; right:-20%; width:300px; height:300px;
  background: radial-gradient(circle, rgba(255,255,255,0.08) 0%, transparent 70%);
  border-radius:50%; pointer-events:none;
}
.cta-banner h2 { color:#fff; font-size:2rem; position:relative; z-index:1; }
.cta-banner .btn-primary { 
  background:#fff; color:#8b6f50; 
  box-shadow:0 4px 16px rgba(0,0,0,0.1);
  position:relative; z-index:1;
}
.cta-banner .btn-primary:hover { box-shadow:0 8px 24px rgba(0,0,0,0.15); }

/* 页脚 — 仿古籍底栏 */
.site-footer { 
  padding:56px 0 28px; 
  background:#f6f0e6; border-top:1px solid #e8e0d0;
}
.footer-grid { 
  display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; 
}
.footer-brand { }
.footer-col { }
.footer-col h4 { 
  font-size:0.95rem; margin-bottom:16px; color:#4a3f35; 
  font-weight:700; letter-spacing:1px;
}
.footer-col a { 
  display:block; text-decoration:none; color:#5a4f45; 
  padding:4px 0; font-size:0.9rem; transition:0.2s;
}
.footer-col a:hover { color:#8b6f50; padding-left:4px; }
.footer-bottom { 
  border-top:1px solid #e0d6c8; margin-top:40px; 
  padding-top:20px; text-align:center; 
  font-size:0.85rem; color:#7a6f65;
}

/* 工具类 */
.text-accent { color:#bc8f6b; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color:#5a4f45; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 响应式 */
@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; }
  .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:#fefcf5; padding:24px; border-bottom:1px solid #e8e0d0; }
  .hero h1 { font-size:2.4rem; }
  .section-title { font-size:1.8rem; }
}
@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; }
  .stat-number { font-size:2rem; }
}