/* 超凡国际pg - 水晶渐变·玻璃态设计系统 */
/* 风格：梦幻玻璃质感 + 渐变流体 + 柔和科技感 */
/* 配色：薄荷绿(#00c9a7) + 薰衣草紫(#845ec2) + 珊瑚粉(#ff6b6b) + 浅米白(#faf8f5) */

/* 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: #faf8f5; color: #2d2d2d; }

/* 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, #f0f8ff 0%, #faf8f5 100%); }

/* 导航 — 玻璃态 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background: rgba(255,255,255,0.3); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); border-bottom: 1px solid rgba(255,255,255,0.6); box-shadow: 0 4px 30px rgba(0, 201, 167, 0.08); }
.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:700; font-size:1.3rem; text-decoration:none; color: #2d2d2d; letter-spacing: 1px; }
.logo-icon { width:40px; height:40px; border-radius:12px; display:flex; align-items:center; justify-content:center; font-size:1.2rem; background: linear-gradient(135deg, #00c9a7, #845ec2); color: #fff; box-shadow: 0 4px 15px rgba(0, 201, 167, 0.3); }
.main-nav { display:flex; align-items:center; gap:32px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:500; color: #4a4a4a; transition: all 0.3s ease; position: relative; padding: 4px 0; }
.main-nav a::after { content: ''; position: absolute; bottom: -2px; left: 0; width: 0; height: 2px; background: linear-gradient(90deg, #00c9a7, #845ec2); transition: width 0.3s ease; }
.main-nav a:hover { color: #00c9a7; }
.main-nav a:hover::after { width: 100%; }
.nav-cta { padding:10px 24px; border-radius:50px; background: linear-gradient(135deg, #00c9a7, #845ec2); color:#fff!important; font-weight:600; box-shadow: 0 4px 20px rgba(0, 201, 167, 0.3); transition: all 0.3s ease; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 25px rgba(0, 201, 167, 0.4); }
.nav-cta::after { display: none!important; }
.menu-toggle { display:none; background: rgba(255,255,255,0.5); border: none; width: 40px; height: 40px; border-radius: 10px; cursor: pointer; backdrop-filter: blur(10px); align-items: center; justify-content: center; font-size: 1.4rem; color: #2d2d2d; }

/* 首页Hero — 渐变流体背景 */
.hero { min-height:75vh; display:flex; align-items:center; position: relative; overflow: hidden; background: linear-gradient(135deg, #faf8f5 0%, #e8f4f8 50%, #f0e6ff 100%); }
.hero::before { content: ''; position: absolute; top: -50%; left: -20%; width: 80%; height: 80%; background: radial-gradient(circle at 30% 50%, rgba(0, 201, 167, 0.15) 0%, transparent 60%); pointer-events: none; }
.hero::after { content: ''; position: absolute; bottom: -30%; right: -10%; width: 60%; height: 60%; background: radial-gradient(circle at 70% 50%, rgba(132, 94, 194, 0.12) 0%, transparent 60%); pointer-events: none; }
.hero-content { max-width:720px; position: relative; z-index: 2; }
.hero-eyebrow { display:inline-block; font-size:0.85rem; font-weight:600; padding:6px 18px; border-radius:50px; margin-bottom:16px; background: rgba(255,255,255,0.6); backdrop-filter: blur(10px); color: #845ec2; border: 1px solid rgba(255,255,255,0.8); }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; background: linear-gradient(135deg, #2d2d2d 30%, #00c9a7 70%, #845ec2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; font-weight: 800; letter-spacing: -1px; }
.hero p { font-size:1.15rem; opacity:0.75; max-width:560px; margin-bottom:32px; line-height: 1.6; color: #4a4a4a; }
.hero-buttons { display:flex; gap:16px; }
.hero-image { border-radius:16px; overflow:hidden; position: relative; box-shadow: 0 20px 60px rgba(0, 201, 167, 0.15); }
.hero-image img { width:100%; height:auto; display: block; }

/* 按钮 — 渐变风格 */
.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: all 0.3s ease; font-size: 0.95rem; }
.btn-primary { background: linear-gradient(135deg, #00c9a7, #845ec2); color:#fff; box-shadow: 0 4px 20px rgba(0, 201, 167, 0.3); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 30px rgba(0, 201, 167, 0.4); }
.btn-outline { background: rgba(255,255,255,0.5); backdrop-filter: blur(10px); border:1.5px solid rgba(255,255,255,0.8); color: #2d2d2d; }
.btn-outline:hover { background: rgba(255,255,255,0.8); border-color: #00c9a7; }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.8rem; font-weight:600; letter-spacing:3px; margin-bottom:12px; color: #845ec2; text-transform: uppercase; }
.section-title { font-size:2.2rem; margin-bottom:14px; font-weight: 700; color: #2d2d2d; letter-spacing: -0.5px; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; font-size: 1.05rem; line-height: 1.7; }

/* 卡片网格 — 玻璃卡片 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.category-card { border-radius:16px; padding:32px; background: rgba(255,255,255,0.5); backdrop-filter: blur(15px); -webkit-backdrop-filter: blur(15px); border: 1px solid rgba(255,255,255,0.8); box-shadow: 0 8px 32px rgba(0, 0, 0, 0.05); transition: all 0.4s ease; position: relative; overflow: hidden; }
.category-card::before { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: linear-gradient(135deg, rgba(0, 201, 167, 0.05), rgba(132, 94, 194, 0.05)); opacity: 0; transition: opacity 0.4s ease; }
.category-card:hover { transform: translateY(-6px); box-shadow: 0 12px 40px rgba(0, 201, 167, 0.15); border-color: rgba(0, 201, 167, 0.3); }
.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: linear-gradient(135deg, #e8f4f8, #f0e6ff); color: #845ec2; position: relative; z-index: 1; }
.card-link { font-weight:600; font-size:0.85rem; text-decoration:none; color: #00c9a7; display: inline-flex; align-items: center; gap: 6px; transition: gap 0.3s; position: relative; z-index: 1; }
.card-link:hover { gap: 10px; color: #845ec2; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.feature-image { border-radius:16px; overflow:hidden; box-shadow: 0 15px 40px rgba(0, 201, 167, 0.12); position: relative; }
.feature-image::after { content: ''; position: absolute; top: 0; left: 0; right: 0; bottom: 0; border-radius: 16px; border: 1px solid rgba(255,255,255,0.3); pointer-events: none; }
.feature-image img { width:100%; height:auto; display: block; }
.feature-text { }
.feature-list { list-style:none; margin-top: 20px; }
.feature-list li { padding:10px 0; display:flex; align-items:center; gap:10px; font-size: 1rem; color: #4a4a4a; }
.feature-list li::before { content:'✦'; font-weight:700; color: #00c9a7; font-size: 1.1rem; }

/* 数据条 — 渐变数字 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:32px 20px; border-radius:16px; background: rgba(255,255,255,0.5); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.6); box-shadow: 0 4px 20px rgba(0,0,0,0.03); transition: all 0.3s; }
.stat-item:hover { transform: translateY(-4px); box-shadow: 0 8px 30px rgba(0, 201, 167, 0.1); }
.stat-number { font-size:2.6rem; font-weight:800; background: linear-gradient(135deg, #00c9a7, #845ec2); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; color: #4a4a4a; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(300px,1fr)); gap:28px; }
.content-wall-item { border-radius:16px; overflow:hidden; background: rgba(255,255,255,0.5); backdrop-filter: blur(10px); border: 1px solid rgba(255,255,255,0.6); transition: all 0.4s ease; }
.content-wall-item:hover { transform:translateY(-6px); box-shadow:0 12px 40px rgba(0, 201, 167, 0.12); border-color: rgba(0, 201, 167, 0.2); }
.content-wall-item img { width:100%; height:220px; object-fit:cover; display: block; }
.content-wall-body { padding:24px; }
.content-wall-body h3 { font-size: 1.15rem; margin-bottom: 8px; color: #2d2d2d; }
.content-wall-body p { font-size: 0.9rem; opacity: 0.7; line-height: 1.6; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border: 1px solid rgba(255,255,255,0.6); border-radius:14px; margin-bottom:10px; overflow:hidden; cursor:pointer; background: rgba(255,255,255,0.3); backdrop-filter: blur(10px); transition: all 0.3s; }
.faq-item:hover { border-color: rgba(0, 201, 167, 0.3); }
.faq-item .faq-question { padding:18px 24px; font-weight:600; display:flex; justify-content:space-between; align-items: center; color: #2d2d2d; font-size: 1rem; }
.faq-item .faq-question::after { content: '+'; font-size: 1.4rem; color: #00c9a7; transition: transform 0.3s; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding:0 24px 18px; display:none; opacity:0.75; line-height: 1.7; color: #4a4a4a; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 */
.cta-banner { padding:64px 32px; text-align:center; border-radius:20px; background: linear-gradient(135deg, #00c9a7, #845ec2); color:#fff; position: relative; overflow: hidden; box-shadow: 0 20px 60px rgba(0, 201, 167, 0.2); }
.cta-banner::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%); pointer-events: none; }
.cta-banner h2 { color:#fff; font-size: 2rem; margin-bottom: 12px; position: relative; }
.cta-banner p { color: rgba(255,255,255,0.8); margin-bottom: 24px; position: relative; }
.cta-banner .btn-primary { background:#fff; color: #845ec2; box-shadow: 0 4px 20px rgba(0,0,0,0.1); }
.cta-banner .btn-primary:hover { background: #f0f0f0; }

/* 页脚 */
.site-footer { padding:64px 0 28px; background: linear-gradient(135deg, #2d2d2d 0%, #1a1a2e 100%); color: rgba(255,255,255,0.8); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { }
.footer-brand h3 { color: #fff; font-size: 1.3rem; margin-bottom: 12px; }
.footer-brand p { opacity: 0.6; line-height: 1.7; font-size: 0.9rem; }
.footer-col { }
.footer-col h4 { color: #fff; font-size: 1rem; margin-bottom: 16px; font-weight: 600; }
.footer-col a { display: block; color: rgba(255,255,255,0.6); text-decoration: none; padding: 4px 0; font-size: 0.9rem; transition: color 0.3s; }
.footer-col a:hover { color: #00c9a7; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); margin-top:40px; padding-top:24px; text-align:center; font-size:0.85rem; opacity: 0.5; }

/* 工具类 */
.text-accent { color: #845ec2; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; line-height: 1.7; }
.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:68px; left:0; width:100%; background: rgba(255,255,255,0.9); backdrop-filter: blur(20px); padding:24px 32px; gap: 16px; border-bottom: 1px solid rgba(0,0,0,0.05); }
  .hero h1 { font-size: 2.4rem; }
  .hero { min-height: 60vh; }
  .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; }
}