/* 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:#FFFAF5; color:#2D1B4E; 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:#F5F0FF; }
.section:nth-child(even)::before { content:''; position:absolute; top:-60px; right:-80px; width:220px; height:220px; background:radial-gradient(circle, rgba(124,92,252,0.08) 0%, transparent 70%); border-radius:50%; pointer-events:none; }
.section:nth-child(odd)::after { content:''; position:absolute; bottom:-40px; left:-60px; width:180px; height:180px; background:radial-gradient(circle, rgba(92,224,184,0.1) 0%, transparent 70%); border-radius:50%; pointer-events:none; }

/* 导航 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(255,250,245,0.88); backdrop-filter:blur(16px); -webkit-backdrop-filter:blur(16px); border-bottom:1px solid rgba(124,92,252,0.1); transition:all 0.3s ease; }
.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:1.15rem; text-decoration:none; color:#2D1B4E; letter-spacing:-0.5px; }
.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, #7C5CFC 0%, #A78BFA 100%); color:#fff; box-shadow:0 4px 14px rgba(124,92,252,0.3); }
.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:#4A3A6B; transition:all 0.25s ease; position:relative; padding:6px 0; }
.main-nav a::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; background:linear-gradient(90deg, #7C5CFC, #5CE0B8); border-radius:1px; transition:width 0.3s ease; }
.main-nav a:hover { color:#7C5CFC; }
.main-nav a:hover::after { width:100%; }
.nav-cta { padding:10px 22px!important; border-radius:24px; color:#fff!important; font-weight:650!important; background:linear-gradient(135deg, #7C5CFC 0%, #FF8F6B 100%); box-shadow:0 4px 18px rgba(124,92,252,0.35); letter-spacing:0.3px; transition:all 0.3s ease!important; }
.nav-cta::after { display:none!important; }
.nav-cta:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(124,92,252,0.45); }
.menu-toggle { display:none; flex-direction:column; gap:5px; cursor:pointer; background:none; border:none; padding:8px; z-index:1001; }
.menu-toggle span { width:24px; height:2.5px; background:#2D1B4E; border-radius:2px; transition:all 0.3s ease; }

/* Hero */
.hero { min-height:70vh; display:flex; align-items:center; background:linear-gradient(170deg, #FFFAF5 0%, #F5F0FF 40%, #EDE9FE 100%); position:relative; overflow:hidden; }
.hero::before { content:''; position:absolute; top:-120px; right:-100px; width:500px; height:500px; background:radial-gradient(circle, rgba(92,224,184,0.15) 0%, transparent 60%); border-radius:50%; pointer-events:none; animation:floatBubble 8s ease-in-out infinite; }
.hero::after { content:''; position:absolute; bottom:-80px; left:-80px; width:350px; height:350px; background:radial-gradient(circle, rgba(255,143,107,0.12) 0%, transparent 60%); border-radius:50%; pointer-events:none; animation:floatBubble 6s ease-in-out infinite reverse; }
@keyframes floatBubble { 0%,100% { transform:translate(0,0) scale(1); } 33% { transform:translate(20px,-20px) scale(1.05); } 66% { transform:translate(-15px,10px) scale(0.97); } }
.hero-content { max-width:720px; position:relative; z-index:2; }
.hero-eyebrow { display:inline-block; font-size:0.82rem; font-weight:700; padding:6px 16px; border-radius:20px; margin-bottom:18px; background:rgba(124,92,252,0.1); color:#7C5CFC; letter-spacing:1.5px; text-transform:uppercase; border:1px solid rgba(124,92,252,0.15); }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:22px; font-weight:850; letter-spacing:-1.2px; color:#1E0F3D; }
.hero h1 .highlight { background:linear-gradient(135deg, #7C5CFC 0%, #FF8F6B 100%); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; }
.hero p { font-size:1.1rem; opacity:0.75; max-width:560px; margin-bottom:32px; color:#4A3A6B; line-height:1.7; }
.hero-buttons { display:flex; gap:16px; flex-wrap:wrap; }
.hero-image { border-radius:20px; overflow:hidden; box-shadow:0 20px 60px rgba(124,92,252,0.15); border:3px solid rgba(255,255,255,0.6); position:relative; z-index:2; }
.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:all 0.3s ease; font-size:0.95rem; letter-spacing:0.2px; }
.btn-primary { color:#fff; background:linear-gradient(135deg, #7C5CFC 0%, #A78BFA 100%); box-shadow:0 6px 22px rgba(124,92,252,0.35); }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 10px 28px rgba(124,92,252,0.5); }
.btn-outline { background:transparent; border:2px solid #7C5CFC; color:#7C5CFC; }
.btn-outline:hover { background:#7C5CFC; color:#fff; box-shadow:0 6px 20px rgba(124,92,252,0.3); }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.78rem; font-weight:700; letter-spacing:2.5px; margin-bottom:14px; color:#7C5CFC; text-transform:uppercase; background:rgba(124,92,252,0.06); padding:5px 14px; border-radius:14px; }
.section-title { font-size:2.2rem; margin-bottom:14px; font-weight:800; letter-spacing:-0.8px; color:#1E0F3D; }
.section-desc { max-width:600px; opacity:0.7; margin-bottom:40px; color:#4A3A6B; font-size:1.05rem; line-height:1.7; }

/* 卡片网格 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(270px,1fr)); gap:26px; }
.category-card { border-radius:18px; padding:30px 26px; border:1.5px solid rgba(124,92,252,0.08); background:#fff; transition:all 0.35s ease; position:relative; overflow:hidden; }
.category-card::before { content:''; position:absolute; top:0; left:0; width:100%; height:4px; background:linear-gradient(90deg, #7C5CFC, #5CE0B8, #FF8F6B); transform:scaleX(0); transform-origin:left; transition:transform 0.4s ease; }
.category-card:hover::before { transform:scaleX(1); }
.category-card:hover { transform:translateY(-5px); box-shadow:0 16px 40px rgba(124,92,252,0.12); border-color:rgba(124,92,252,0.2); }
.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, rgba(124,92,252,0.12) 0%, rgba(92,224,184,0.15) 100%); color:#7C5CFC; }
.card-link { font-weight:650; font-size:0.85rem; text-decoration:none; color:#7C5CFC; display:inline-flex; align-items:center; gap:6px; transition:gap 0.3s ease; }
.card-link:hover { gap:12px; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.feature-image { border-radius:20px; overflow:hidden; box-shadow:0 18px 50px rgba(124,92,252,0.1); border:2px solid rgba(124,92,252,0.06); }
.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; font-size:0.98rem; color:#4A3A6B; }
.feature-list li::before { content:'✓'; font-weight:700; color:#5CE0B8; font-size:1.1rem; background:rgba(92,224,184,0.15); 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:24px; text-align:center; }
.stat-item { padding:28px 20px; border-radius:18px; border:1.5px solid rgba(124,92,252,0.08); background:#fff; transition:all 0.3s ease; position:relative; }
.stat-item:hover { border-color:rgba(124,92,252,0.25); box-shadow:0 8px 28px rgba(124,92,252,0.08); transform:translateY(-3px); }
.stat-number { font-size:2.6rem; font-weight:850; background:linear-gradient(135deg, #7C5CFC 0%, #FF8F6B 100%); -webkit-background-clip:text; -webkit-text-fill-color:transparent; background-clip:text; letter-spacing:-1px; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; color:#4A3A6B; font-weight:500; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(290px,1fr)); gap:26px; }
.content-wall-item { border-radius:18px; overflow:hidden; border:1.5px solid rgba(124,92,252,0.06); transition:all 0.35s ease; background:#fff; }
.content-wall-item:hover { transform:translateY(-5px); box-shadow:0 18px 44px rgba(124,92,252,0.13); }
.content-wall-item img { width:100%; height:210px; object-fit:cover; }
.content-wall-body { padding:22px; }
.content-wall-body h3 { font-size:1.08rem; font-weight:700; color:#1E0F3D; margin-bottom:6px; }
.content-wall-body p { font-size:0.9rem; color:#4A3A6B; opacity:0.7; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1.5px solid rgba(124,92,252,0.08); border-radius:14px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:all 0.3s ease; }
.faq-item:hover { border-color:rgba(124,92,252,0.2); }
.faq-item .faq-question { padding:18px 22px; font-weight:650; display:flex; justify-content:space-between; align-items:center; color:#1E0F3D; font-size:1rem; }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.75; color:#4A3A6B; line-height:1.7; }
.faq-item.open .faq-answer { display:block; }
.faq-item.open { border-color:rgba(124,92,252,0.3); box-shadow:0 6px 20px rgba(124,92,252,0.06); }

/* CTA横幅 */
.cta-banner { padding:60px 28px; text-align:center; border-radius:20px; color:#fff; background:linear-gradient(135deg, #7C5CFC 0%, #A78BFA 40%, #FF8F6B 100%); position:relative; overflow:hidden; }
.cta-banner::before { content:''; position:absolute; top:-60px; right:-60px; width:200px; height:200px; background:rgba(255,255,255,0.1); border-radius:50%; pointer-events:none; }
.cta-banner::after { content:''; position:absolute; bottom:-40px; left:-40px; width:140px; height:140px; background:rgba(255,255,255,0.08); 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:#7C5CFC; box-shadow:0 8px 24px rgba(0,0,0,0.15); position:relative; z-index:1; }
.cta-banner .btn-primary:hover { box-shadow:0 12px 30px rgba(0,0,0,0.25); }

/* 页脚 */
.site-footer { padding:60px 0 28px; background:#1E0F3D; color:rgba(255,255,255,0.8); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:44px; }
.footer-brand { }
.footer-brand h3 { color:#fff; font-size:1.2rem; margin-bottom:10px; }
.footer-brand p { opacity:0.65; font-size:0.9rem; line-height:1.7; }
.footer-col h4 { color:#fff; font-size:0.95rem; margin-bottom:14px; font-weight:650; }
.footer-col a { display:block; color:rgba(255,255,255,0.55); text-decoration:none; font-size:0.88rem; margin-bottom:8px; transition:color 0.25s; }
.footer-col a:hover { color:#5CE0B8; }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.1); margin-top:44px; padding-top:22px; text-align:center; font-size:0.85rem; opacity:0.5; color:rgba(255,255,255,0.5); }

/* 工具类 */
.text-accent { color:#7C5CFC; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color:#4A3A6B; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 响应式 */
@media (max-width: 768px) {
  .feature-block { grid-template-columns:1fr; gap:32px; }
  .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(255,250,245,0.98); padding:24px; border-bottom:2px solid rgba(124,92,252,0.1); box-shadow:0 12px 30px rgba(0,0,0,0.06); border-radius:0 0 16px 16px; }
  .main-nav.open a { padding:10px 0; font-size:1rem; }
  .hero h1 { font-size:2.2rem; }
  .hero { min-height:auto; padding:100px 0 60px; }
  .section { padding:50px 0; }
  .section-title { font-size:1.7rem; }
  .cta-banner h2 { font-size:1.5rem; }
}
@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; align-items:stretch; }
  .hero-buttons .btn { justify-content:center; }
  .hero h1 { font-size:1.8rem; }
  .section-title { font-size:1.5rem; }
  .stat-number { font-size:2rem; }
  .container { padding:0 16px; }
  .header-inner { padding:0 16px; }
}