/* 91dsj - 独特视觉系统：糖果纸渐变 + 柔和霓虹 + 圆润卡片 */
*, *::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: linear-gradient(135deg, #fdf6f0 0%, #f0f4ff 50%, #fdf0f6 100%); min-height: 100vh; }

/* 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: rgba(255, 255, 255, 0.6); backdrop-filter: blur(20px); }

/* 导航 — 糖果玻璃 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(255, 200, 200, 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:8px; font-weight:700; font-size:1.2rem; text-decoration:none; color: #5a3e7a; background: linear-gradient(90deg, #f0a7c0, #a7c0f0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.logo-icon { width:36px; height:36px; border-radius: 12px; display:flex; align-items:center; justify-content:center; font-size:1rem; background: linear-gradient(135deg, #f9c9d6, #c9d6f9); color: #5a3e7a; }
.main-nav { display:flex; align-items:center; gap:24px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:500; transition:0.2s; color: #5a3e7a; padding: 4px 12px; border-radius: 20px; }
.main-nav a:hover { background: rgba(255, 200, 220, 0.4); }
.nav-cta { padding:8px 20px; border-radius: 24px; color:#fff!important; font-weight:600; background: linear-gradient(135deg, #f0a7c0, #a7c0f0); border: none; box-shadow: 0 4px 15px rgba(167, 192, 240, 0.4); }
.menu-toggle { display:none; }

/* 首页Hero — 糖果云 */
.hero { min-height:70vh; display:flex; align-items:center; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; width: 400px; height: 400px; background: radial-gradient(circle, rgba(255, 200, 220, 0.3), transparent); top: -100px; right: -100px; border-radius: 50%; }
.hero::after { content: ''; position: absolute; width: 300px; height: 300px; background: radial-gradient(circle, rgba(200, 220, 255, 0.3), transparent); bottom: -80px; left: -80px; border-radius: 50%; }
.hero-content { max-width:720px; position: relative; z-index: 1; }
.hero-eyebrow { display:inline-block; font-size:0.85rem; font-weight:600; padding:4px 14px; border-radius:20px; margin-bottom:16px; background: linear-gradient(90deg, #f0a7c0, #a7c0f0); color: #fff; }
.hero h1 { font-size:2.8rem; line-height:1.2; margin-bottom:20px; background: linear-gradient(135deg, #5a3e7a, #a76a8a); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero p { font-size:1.1rem; opacity:0.7; max-width:560px; margin-bottom:32px; color: #5a3e7a; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius: 24px; overflow:hidden; box-shadow: 0 20px 40px rgba(167, 192, 240, 0.2); }
.hero-image img { width:100%; height:auto; }

/* 按钮 — 软糖风格 */
.btn { display:inline-flex; align-items:center; gap:8px; padding:12px 28px; border-radius: 24px; font-weight:600; cursor:pointer; border:none; text-decoration:none; transition:0.2s; }
.btn-primary { color:#fff; background: linear-gradient(135deg, #f0a7c0, #a7c0f0); box-shadow: 0 4px 15px rgba(167, 192, 240, 0.4); }
.btn-primary:hover { transform: scale(1.02); box-shadow: 0 6px 20px rgba(167, 192, 240, 0.5); }
.btn-outline { background: transparent; border: 1.5px solid #a7c0f0; color: #5a3e7a; }
.btn-outline:hover { background: rgba(167, 192, 240, 0.1); }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.8rem; font-weight:600; letter-spacing:2px; margin-bottom:12px; color: #a76a8a; text-transform: uppercase; }
.section-title { font-size:2rem; margin-bottom:14px; color: #5a3e7a; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; color: #5a3e7a; }

/* 卡片网格 — 糖果盒 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:24px; }
.category-card { border-radius: 20px; padding:28px; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(10px); border: 1px solid rgba(255, 200, 220, 0.3); transition:0.2s; }
.category-card:hover { transform:translateY(-3px); box-shadow: 0 8px 30px rgba(167, 192, 240, 0.2); border-color: #a7c0f0; }
.card-icon { width:48px; height:48px; border-radius: 16px; display:flex; align-items:center; justify-content:center; margin-bottom:16px; font-size:1.3rem; background: linear-gradient(135deg, #f9c9d6, #c9d6f9); color: #5a3e7a; }
.card-link { font-weight:600; font-size:0.85rem; text-decoration:none; color: #a76a8a; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius: 24px; overflow:hidden; box-shadow: 0 10px 30px rgba(167, 192, 240, 0.15); }
.feature-image img { width:100%; height:auto; }
.feature-text { }
.feature-list { list-style:none; }
.feature-list li { padding:6px 0; display:flex; align-items:center; gap:8px; color: #5a3e7a; }
.feature-list li::before { content:'✦'; font-weight:700; color: #f0a7c0; }

/* 数据条 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:24px; border-radius: 20px; background: rgba(255, 255, 255, 0.6); backdrop-filter: blur(10px); border: 1px solid rgba(255, 200, 220, 0.2); }
.stat-number { font-size:2.2rem; font-weight:800; background: linear-gradient(135deg, #f0a7c0, #a7c0f0); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:6px; color: #5a3e7a; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:24px; }
.content-wall-item { border-radius: 20px; overflow:hidden; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(10px); border: 1px solid rgba(255, 200, 220, 0.3); transition:0.2s; }
.content-wall-item:hover { transform:translateY(-3px); box-shadow: 0 8px 30px rgba(167, 192, 240, 0.2); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; }
.content-wall-body { padding:20px; }
.content-wall-body h3 { color: #5a3e7a; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border: 1px solid rgba(255, 200, 220, 0.3); border-radius: 16px; margin-bottom:8px; overflow:hidden; cursor:pointer; background: rgba(255, 255, 255, 0.5); backdrop-filter: blur(8px); }
.faq-item .faq-question { padding:16px 20px; font-weight:600; display:flex; justify-content:space-between; color: #5a3e7a; }
.faq-item .faq-answer { padding:0 20px 16px; display:none; opacity:0.7; color: #5a3e7a; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 — 糖果渐变 */
.cta-banner { padding:56px 24px; text-align:center; border-radius: 24px; color:#fff; background: linear-gradient(135deg, #f0a7c0, #a7c0f0); box-shadow: 0 10px 40px rgba(167, 192, 240, 0.3); }
.cta-banner h2 { color:#fff; }
.cta-banner .btn-primary { background:#fff; color: #5a3e7a; }

/* 页脚 */
.site-footer { padding:56px 0 28px; background: rgba(255, 255, 255, 0.6); backdrop-filter: blur(16px); border-top: 1px solid rgba(255, 200, 220, 0.3); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { color: #5a3e7a; }
.footer-col { color: #5a3e7a; }
.footer-col h4 { margin-bottom: 12px; color: #a76a8a; }
.footer-col a { color: #5a3e7a; text-decoration: none; display: block; padding: 4px 0; }
.footer-col a:hover { color: #f0a7c0; }
.footer-bottom { border-top: 1px solid rgba(167, 192, 240, 0.2); margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; color: #5a3e7a; }

/* 工具类 */
.text-accent { color: #a76a8a; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color: #5a3e7a; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 响应式 */
@media (max-width: 768px) {
  .feature-block { grid-template-columns:1fr; }
  .stats-bar { grid-template-columns:repeat(2,1fr); }
  .footer-grid { grid-template-columns:1fr 1fr; }
  .main-nav { display:none; }
  .menu-toggle { display:flex; background: none; border: none; font-size: 1.5rem; color: #5a3e7a; cursor: pointer; }
  .main-nav.open { display:flex; flex-direction:column; position:absolute; top:68px; left:0; width:100%; background: rgba(255, 255, 255, 0.95); backdrop-filter: blur(16px); padding:20px; border-bottom: 1px solid rgba(255, 200, 220, 0.3); }
}
@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; }
}