*, *::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:#faf8f5; color:#2d2a24; }

/* ——— 独特视觉风格：纸媒解构+柔和粉彩 ——— */
/* 配色：暖白基底 + 珊瑚粉 + 鼠尾草绿 + 深褐 */
:root {
  --coral: #f27a7d;
  --sage: #a8b5a2;
  --brown: #5c4f42;
  --cream: #faf8f5;
  --sand: #e8e0d5;
  --coral-light: #fce4e3;
  --sage-light: #e2ebe0;
  --shadow: rgba(92,79,66,0.08);
}

.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; position:relative; }
.section:nth-child(even) { background:#f5f1eb; }

/* ——— 导航：纸胶带质感 ——— */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(250,248,245,0.92); backdrop-filter:blur(12px); border-bottom:2px solid var(--sand); }
.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:var(--brown); letter-spacing:-0.5px; }
.logo-icon { width:40px; height:40px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:1.2rem; background:var(--coral); color:#fff; box-shadow:0 2px 8px var(--shadow); }
.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:var(--brown); transition:0.2s; padding:4px 0; border-bottom:2px solid transparent; }
.main-nav a:hover { border-bottom-color:var(--coral); color:var(--coral); }
.nav-cta { padding:8px 22px; border-radius:50px; color:#fff!important; font-weight:600; background:var(--coral); border-bottom:none!important; box-shadow:0 2px 8px rgba(242,122,125,0.3); }
.nav-cta:hover { background:#e86568; transform:translateY(-1px); }
.menu-toggle { display:none; background:none; border:none; font-size:1.5rem; cursor:pointer; color:var(--brown); }

/* ——— Hero：错位排版+手绘感 ——— */
.hero { min-height:80vh; display:flex; align-items:center; position:relative; overflow:hidden; }
.hero::before { content:''; position:absolute; top:-40px; right:-60px; width:300px; height:300px; background:var(--coral-light); border-radius:50%; opacity:0.5; z-index:0; }
.hero::after { content:''; position:absolute; bottom:-30px; left:-40px; width:200px; height:200px; background:var(--sage-light); border-radius:50%; opacity:0.4; z-index:0; }
.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:var(--sage-light); color:var(--brown); letter-spacing:1px; text-transform:uppercase; }
.hero h1 { font-size:3.2rem; line-height:1.1; margin-bottom:20px; font-weight:800; color:var(--brown); letter-spacing:-1px; }
.hero h1 span { color:var(--coral); text-decoration:underline wavy var(--coral) 2px; text-underline-offset:8px; }
.hero p { font-size:1.1rem; opacity:0.75; max-width:560px; margin-bottom:36px; color:var(--brown); line-height:1.6; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius:16px; overflow:hidden; box-shadow:0 8px 32px var(--shadow); transform:rotate(-1deg); }
.hero-image img { width:100%; height:auto; display:block; }

/* ——— 按钮：圆润+微纹理 ——— */
.btn { display:inline-flex; align-items:center; gap:8px; padding:14px 32px; border-radius:50px; font-weight:700; cursor:pointer; border:none; text-decoration:none; transition:0.25s; font-size:0.95rem; }
.btn-primary { color:#fff; background:var(--coral); box-shadow:0 4px 12px rgba(242,122,125,0.35); }
.btn-primary:hover { background:#e86568; transform:translateY(-2px); box-shadow:0 6px 20px rgba(242,122,125,0.4); }
.btn-outline { background:transparent; border:2px solid var(--brown); color:var(--brown); }
.btn-outline:hover { background:var(--brown); color:#fff; }

/* ——— 标签/标题：粗犷排版 ——— */
.section-label { display:inline-block; font-size:0.75rem; font-weight:700; letter-spacing:3px; margin-bottom:14px; color:var(--coral); text-transform:uppercase; background:var(--coral-light); padding:4px 16px; border-radius:50px; }
.section-title { font-size:2.4rem; margin-bottom:14px; font-weight:800; color:var(--brown); letter-spacing:-0.5px; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:44px; color:var(--brown); line-height:1.7; }

/* ——— 卡片网格：层叠纸片 ——— */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:28px; }
.category-card { border-radius:16px; padding:32px; background:#fff; border:1px solid var(--sand); transition:0.3s; box-shadow:0 2px 8px var(--shadow); position:relative; }
.category-card::after { content:''; position:absolute; bottom:-6px; right:-6px; width:100%; height:100%; border:1px solid var(--sand); border-radius:16px; z-index:-1; background:var(--cream); }
.category-card:hover { transform:translateY(-4px) rotate(-0.5deg); box-shadow:0 8px 24px var(--shadow); }
.card-icon { width:52px; height:52px; border-radius:14px; display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-size:1.5rem; background:var(--coral-light); color:var(--coral); }
.category-card h3 { font-size:1.2rem; margin-bottom:8px; color:var(--brown); }
.category-card p { font-size:0.9rem; opacity:0.65; margin-bottom:16px; }
.card-link { font-weight:700; font-size:0.85rem; text-decoration:none; color:var(--coral); display:inline-flex; align-items:center; gap:4px; }
.card-link:hover { gap:8px; }

/* ——— 特性块：错落有致 ——— */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.feature-image { border-radius:16px; overflow:hidden; box-shadow:0 8px 28px var(--shadow); transform:rotate(1deg); }
.feature-image img { width:100%; height:auto; display:block; }
.feature-text { }
.feature-text .section-title { font-size:2rem; }
.feature-list { list-style:none; margin-top:20px; }
.feature-list li { padding:8px 0; display:flex; align-items:center; gap:10px; font-size:1rem; color:var(--brown); }
.feature-list li::before { content:'✓'; font-weight:700; color:var(--sage); font-size:1.2rem; }

/* ——— 数据条：彩色气泡 ——— */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; text-align:center; }
.stat-item { padding:28px 16px; border-radius:50%; width:140px; height:140px; margin:0 auto; display:flex; flex-direction:column; align-items:center; justify-content:center; background:var(--coral-light); border:2px solid var(--coral); transition:0.3s; }
.stat-item:nth-child(2) { background:var(--sage-light); border-color:var(--sage); }
.stat-item:nth-child(3) { background:#fef3e0; border-color:#f5cba7; }
.stat-item:nth-child(4) { background:#e8e0f0; border-color:#c4b5d4; }
.stat-item:hover { transform:scale(1.05) rotate(2deg); }
.stat-number { font-size:2rem; font-weight:800; color:var(--brown); }
.stat-label { font-size:0.8rem; opacity:0.7; margin-top:4px; color:var(--brown); }

/* ——— 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; background:#fff; border:1px solid var(--sand); transition:0.3s; box-shadow:0 2px 8px var(--shadow); }
.content-wall-item:hover { transform:translateY(-4px) scale(1.01); box-shadow:0 12px 32px var(--shadow); }
.content-wall-item img { width:100%; height:220px; object-fit:cover; display:block; }
.content-wall-body { padding:22px; }
.content-wall-body h3 { font-size:1.1rem; margin-bottom:6px; color:var(--brown); }
.content-wall-body p { font-size:0.9rem; opacity:0.65; }

/* ——— FAQ：折叠标签 ——— */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1px solid var(--sand); border-radius:14px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:0.2s; }
.faq-item:hover { border-color:var(--coral); }
.faq-item .faq-question { padding:18px 22px; font-weight:700; color:var(--brown); display:flex; justify-content:space-between; align-items:center; font-size:1rem; }
.faq-item .faq-question::after { content:'+'; font-size:1.4rem; color:var(--coral); transition:0.3s; }
.faq-item.open .faq-question::after { content:'−'; }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.75; line-height:1.7; color:var(--brown); }
.faq-item.open .faq-answer { display:block; }

/* ——— CTA横幅：渐变+圆角 ——— */
.cta-banner { padding:64px 32px; text-align:center; border-radius:24px; color:#fff; background:linear-gradient(135deg, var(--coral), #e86568, var(--brown)); box-shadow:0 8px 32px rgba(242,122,125,0.3); position:relative; overflow:hidden; }
.cta-banner::before { content:'✨'; position:absolute; top:20px; left:30px; font-size:2rem; opacity:0.3; }
.cta-banner::after { content:'🔥'; position:absolute; bottom:20px; right:30px; font-size:2rem; opacity:0.3; }
.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:var(--coral); box-shadow:0 4px 12px rgba(0,0,0,0.1); }
.cta-banner .btn-primary:hover { background:var(--cream); }

/* ——— 页脚：温暖大地 ——— */
.site-footer { padding:60px 0 28px; background:var(--brown); color:var(--cream); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { }
.footer-brand .logo { color:var(--cream); }
.footer-brand p { opacity:0.7; margin-top:12px; font-size:0.9rem; line-height:1.6; }
.footer-col h4 { font-size:0.9rem; font-weight:700; margin-bottom:16px; color:var(--coral); letter-spacing:1px; }
.footer-col ul { list-style:none; }
.footer-col ul li { margin-bottom:8px; }
.footer-col ul a { color:var(--cream); text-decoration:none; opacity:0.7; font-size:0.9rem; transition:0.2s; }
.footer-col ul a:hover { opacity:1; color:var(--coral); }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.15); margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; opacity:0.6; }

/* ——— 工具类 ——— */
.text-accent { color:var(--coral); }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color:var(--brown); }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* ——— 响应式 ——— */
@media (max-width: 768px) {
  .hero h1 { font-size:2.2rem; }
  .section-title { font-size:1.8rem; }
  .feature-block { grid-template-columns:1fr; gap:40px; }
  .stats-bar { grid-template-columns:repeat(2,1fr); gap:16px; }
  .stat-item { width:120px; height:120px; border-radius:50%; }
  .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:var(--cream); padding:24px; gap:16px; border-bottom:2px solid var(--sand); }
  .main-nav.open a { font-size:1.1rem; }
  .hero::before, .hero::after { display:none; }
}
@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; }
  .stat-item { width:100px; height:100px; }
  .hero h1 { font-size:1.8rem; }
}