/* 基础重置 */
*, *::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:#FFFBF7; color:#2C1B3D; line-height:1.6; -webkit-font-smoothing:antialiased; }

/* 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:linear-gradient(135deg, #FDF5FF 0%, #FFF8F3 40%, #F5F0FF 100%); }

/* 导航 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(255,251,247,0.88); backdrop-filter:blur(18px) saturate(140%); -webkit-backdrop-filter:blur(18px) saturate(140%); border-bottom:1px solid rgba(180,150,200,0.15); box-shadow:0 1px 20px rgba(160,120,180,0.06); }
.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:1.25rem; text-decoration:none; color:#2C1B3D; letter-spacing:-0.3px; }
.logo-icon { width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center; font-size:1.1rem; background:linear-gradient(135deg, #FF5E62 0%, #FF7B9C 40%, #C44D8F 100%); color:#fff; box-shadow:0 4px 14px rgba(255,94,98,0.3); position:relative; }
.logo-icon::after { content:''; position:absolute; inset:-3px; border-radius:13px; background:linear-gradient(135deg, #FF5E62, #C44D8F); opacity:0.3; z-index:-1; filter:blur(6px); }
.main-nav { display:flex; align-items:center; gap:28px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.88rem; font-weight:550; color:#4A3060; transition:0.25s; position:relative; padding:4px 0; }
.main-nav a::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; border-radius:2px; background:linear-gradient(90deg, #FF5E62, #C44D8F); transition:0.3s cubic-bezier(0.25,0.8,0.25,1.2); }
.main-nav a:hover { color:#C44D8F; }
.main-nav a:hover::after { width:100%; }
.nav-cta { padding:9px 22px !important; border-radius:24px !important; color:#fff!important; font-weight:650 !important; background:linear-gradient(135deg, #FF5E62 0%, #FF7B9C 50%, #C44D8F 100%); box-shadow:0 4px 16px rgba(255,94,98,0.28); transition:0.3s !important; }
.nav-cta:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(255,94,98,0.4); }
.nav-cta::after { display:none !important; }
.menu-toggle { display:none; background:none; border:none; cursor:pointer; width:40px; height:40px; align-items:center; justify-content:center; flex-direction:column; gap:5px; border-radius:8px; }
.menu-toggle span { display:block; width:24px; height:2.5px; border-radius:2px; background:#4A3060; transition:0.3s; }

/* Hero */
.hero { min-height:70vh; display:flex; align-items:center; position:relative; background:linear-gradient(170deg, #FFFBF7 0%, #FFF5F0 30%, #FDF3FF 60%, #FFF8FB 100%); overflow:hidden; }
.hero::before { content:''; position:absolute; top:-120px; right:-80px; width:500px; height:500px; border-radius:50%; background:radial-gradient(circle, rgba(255,94,98,0.08) 0%, transparent 70%); pointer-events:none; }
.hero::after { content:''; position:absolute; bottom:-100px; left:-60px; width:400px; height:400px; border-radius:50%; background:radial-gradient(circle, rgba(196,77,143,0.07) 0%, transparent 70%); pointer-events:none; }
.hero .container { display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center; position:relative; z-index:1; }
.hero-content { max-width:720px; }
.hero-eyebrow { display:inline-block; font-size:0.8rem; font-weight:700; padding:5px 16px; border-radius:20px; margin-bottom:18px; background:linear-gradient(135deg, rgba(255,94,98,0.1) 0%, rgba(196,77,143,0.08) 100%); color:#C44D8F; letter-spacing:1.5px; text-transform:uppercase; border:1px solid rgba(196,77,143,0.2); }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; font-weight:900; letter-spacing:-1px; background:linear-gradient(135deg, #2C1B3D 0%, #4A2058 50%, #C44D8F 100%); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.hero p { font-size:1.1rem; opacity:0.75; max-width:520px; margin-bottom:34px; color:#4A3060; line-height:1.7; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius:18px; overflow:hidden; position:relative; box-shadow:0 24px 60px rgba(160,100,180,0.18), 0 0 0 1px rgba(200,160,220,0.2); }
.hero-image::before { content:''; position:absolute; inset:0; border-radius:18px; background:linear-gradient(135deg, rgba(255,94,98,0.06) 0%, rgba(196,77,143,0.04) 100%); z-index:1; pointer-events:none; }
.hero-image img { width:100%; height:auto; display:block; }

/* 按钮 */
.btn { display:inline-flex; align-items:center; gap:8px; padding:13px 30px; border-radius:26px; font-weight:650; cursor:pointer; border:none; text-decoration:none; transition:0.3s cubic-bezier(0.25,0.8,0.25,1.2); font-size:0.95rem; letter-spacing:0.2px; }
.btn-primary { color:#fff; background:linear-gradient(135deg, #FF5E62 0%, #FF7B9C 40%, #C44D8F 100%); box-shadow:0 6px 22px rgba(255,94,98,0.3); }
.btn-primary:hover { transform:translateY(-3px); box-shadow:0 12px 30px rgba(255,94,98,0.42); }
.btn-outline { background:transparent; border:2px solid #D4B8E0; color:#4A3060; }
.btn-outline:hover { border-color:#C44D8F; color:#C44D8F; background:rgba(196,77,143,0.04); transform:translateY(-2px); }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.78rem; font-weight:700; letter-spacing:2.5px; margin-bottom:12px; color:#C44D8F; text-transform:uppercase; }
.section-title { font-size:2.2rem; margin-bottom:14px; font-weight:850; letter-spacing:-0.6px; color:#2C1B3D; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; color:#4A3060; font-size:1.05rem; line-height:1.7; }

/* 卡片网格 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }
.category-card { border-radius:16px; padding:30px 26px; background:#fff; border:1.5px solid rgba(200,170,215,0.25); transition:0.35s cubic-bezier(0.25,0.8,0.25,1.2); position:relative; overflow:hidden; }
.category-card::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:linear-gradient(90deg, #FF5E62, #FF7B9C, #C44D8F); border-radius:0 0 3px 3px; opacity:0; transition:0.35s; }
.category-card:hover { transform:translateY(-5px); box-shadow:0 16px 40px rgba(160,100,180,0.14); border-color:rgba(196,77,143,0.35); }
.category-card:hover::before { opacity:1; }
.card-icon { width:50px; height:50px; border-radius:12px; display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-size:1.4rem; background:linear-gradient(135deg, rgba(255,94,98,0.1) 0%, rgba(196,77,143,0.08) 100%); color:#C44D8F; }
.category-card h3 { font-size:1.15rem; font-weight:700; margin-bottom:8px; color:#2C1B3D; }
.category-card p { font-size:0.9rem; color:#6B5580; opacity:0.8; line-height:1.6; margin-bottom:14px; }
.card-link { font-weight:650; font-size:0.85rem; text-decoration:none; color:#C44D8F; display:inline-flex; align-items:center; gap:6px; transition:0.25s; }
.card-link:hover { gap:10px; color:#FF5E62; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius:16px; overflow:hidden; position:relative; box-shadow:0 20px 50px rgba(160,100,180,0.13); }
.feature-image img { width:100%; height:auto; display:block; }
.feature-text h3 { font-size:1.7rem; font-weight:800; margin-bottom:16px; color:#2C1B3D; letter-spacing:-0.4px; }
.feature-text p { color:#4A3060; opacity:0.75; margin-bottom:20px; line-height:1.7; }
.feature-list { list-style:none; }
.feature-list li { padding:8px 0; display:flex; align-items:center; gap:10px; font-size:0.95rem; color:#4A3060; }
.feature-list li::before { content:'✓'; font-weight:800; color:#FF5E62; font-size:1.1rem; background:rgba(255,94,98,0.1); width:26px; height:26px; border-radius:50%; display:inline-flex; align-items:center; justify-content:center; flex-shrink:0; }

/* 数据条 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:20px; text-align:center; }
.stat-item { padding:28px 20px; border-radius:16px; background:#fff; border:1.5px solid rgba(200,170,215,0.2); transition:0.3s; }
.stat-item:hover { border-color:rgba(196,77,143,0.35); box-shadow:0 8px 28px rgba(160,100,180,0.1); transform:translateY(-2px); }
.stat-number { font-size:2.6rem; font-weight:900; letter-spacing:-1px; background:linear-gradient(135deg, #FF5E62, #C44D8F); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.stat-label { font-size:0.88rem; opacity:0.65; margin-top:6px; color:#4A3060; font-weight:500; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.content-wall-item { border-radius:14px; overflow:hidden; background:#fff; border:1.5px solid rgba(200,170,215,0.2); transition:0.35s cubic-bezier(0.25,0.8,0.25,1.2); }
.content-wall-item:hover { transform:translateY(-5px); box-shadow:0 16px 36px rgba(160,100,180,0.13); border-color:rgba(196,77,143,0.3); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; display:block; }
.content-wall-body { padding:20px; }
.content-wall-body h4 { font-weight:700; margin-bottom:6px; color:#2C1B3D; font-size:1.05rem; }
.content-wall-body p { font-size:0.85rem; color:#6B5580; opacity:0.75; line-height:1.5; }
.content-wall-body .card-link { margin-top:8px; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1.5px solid rgba(200,170,215,0.25); border-radius:12px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:0.3s; }
.faq-item:hover { border-color:rgba(196,77,143,0.3); }
.faq-item .faq-question { padding:18px 22px; font-weight:650; display:flex; justify-content:space-between; align-items:center; color:#2C1B3D; font-size:0.98rem; }
.faq-item .faq-question::after { content:'+'; font-size:1.3rem; font-weight:300; color:#C44D8F; transition:0.3s; }
.faq-item.open .faq-question::after { content:'−'; }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.7; color:#4A3060; font-size:0.9rem; line-height:1.7; }
.faq-item.open .faq-answer { display:block; animation:fadeIn 0.3s ease; }
@keyframes fadeIn { from{opacity:0;transform:translateY(-6px);} to{opacity:0.7;transform:translateY(0);} }

/* CTA横幅 */
.cta-banner { padding:60px 24px; text-align:center; border-radius:18px; color:#fff; background:linear-gradient(135deg, #FF5E62 0%, #FF7B9C 30%, #C44D8F 70%, #8B3A6B 100%); position:relative; overflow:hidden; }
.cta-banner::before { content:''; position:absolute; top:-60px; right:-40px; width:220px; height:220px; border-radius:50%; background:rgba(255,255,255,0.08); pointer-events:none; }
.cta-banner::after { content:''; position:absolute; bottom:-50px; left:-30px; width:180px; height:180px; border-radius:50%; background:rgba(255,255,255,0.05); pointer-events:none; }
.cta-banner h2 { color:#fff; font-size:2rem; font-weight:850; margin-bottom:12px; position:relative; z-index:1; }
.cta-banner p { position:relative; z-index:1; opacity:0.9; margin-bottom:24px; }
.cta-banner .btn-primary { background:#fff; color:#C44D8F; box-shadow:0 8px 28px rgba(0,0,0,0.15); font-weight:700; position:relative; z-index:1; }
.cta-banner .btn-primary:hover { background:#FFFBF7; box-shadow:0 14px 34px rgba(0,0,0,0.2); color:#FF5E62; }

/* 页脚 */
.site-footer { padding:56px 0 28px; background:#F9F3FC; border-top:1px solid rgba(180,150,200,0.2); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand .logo { margin-bottom:12px; }
.footer-brand p { font-size:0.88rem; color:#6B5580; opacity:0.7; line-height:1.6; }
.footer-col h4 { font-weight:700; margin-bottom:16px; color:#2C1B3D; font-size:0.95rem; }
.footer-col a { display:block; text-decoration:none; color:#6B5580; font-size:0.88rem; padding:4px 0; transition:0.2s; opacity:0.75; }
.footer-col a:hover { color:#C44D8F; opacity:1; padding-left:4px; }
.footer-bottom { border-top:1px solid rgba(180,150,200,0.2); margin-top:40px; padding-top:20px; text-align:center; font-size:0.82rem; color:#8B75A0; opacity:0.7; }

/* 工具类 */
.text-accent { color:#C44D8F; font-weight:700; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color:#4A3060; text-align:center; line-height:1.7; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 响应式 */
@media (max-width: 768px) {
  .hero .container { grid-template-columns:1fr; text-align:center; }
  .hero-content { margin:0 auto; }
  .hero p { margin-left:auto; margin-right:auto; }
  .hero-buttons { justify-content:center; }
  .hero h1 { font-size:2.4rem; }
  .hero-image { max-width:400px; margin:0 auto; }
  .feature-block { grid-template-columns:1fr; gap:32px; }
  .feature-image { order:-1; max-width:400px; margin:0 auto; }
  .stats-bar { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; gap:28px; }
  .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(255,251,247,0.97); backdrop-filter:blur(16px); padding:20px 24px; gap:16px; border-bottom:1px solid rgba(180,150,200,0.2); box-shadow:0 8px 24px rgba(0,0,0,0.06); }
  .main-nav.open a { font-size:1rem; padding:8px 0; }
  .section { padding:56px 0; }
  .section-title { font-size:1.7rem; }
}
@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:2rem; }
  .hero { min-height:60vh; }
  .btn { width:100%; justify-content:center; }
  .cta-banner { padding:40px 16px; border-radius:14px; }
  .cta-banner h2 { font-size:1.5rem; }
}