/* ============================================
   彩霸王 - 彩绘世界，霸领创意潮
   设计风格：彩绘流体 + 渐变玻璃态 + 创意分层
   配色：暖橙珊瑚 + 薄荷绿 + 浅粉紫渐变
   无黑色/深色背景
   ============================================ */

/* 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: #fff9f5; color: #3d2c2a; }

/* 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, #fef6f0 0%, #f0faf5 100%); }

/* 导航 — 固定顶部，半透明玻璃 */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background: rgba(255, 245, 235, 0.88); backdrop-filter:blur(16px) saturate(1.2); border-bottom: 1px solid rgba(255, 180, 140, 0.25); }
.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:1.3rem; text-decoration:none; color: #d46a4a; letter-spacing: 0.5px; }
.logo-icon { width:36px; height:36px; border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; background: linear-gradient(135deg, #f9b28c, #f5a0c0); display:flex; align-items:center; justify-content:center; font-size:1.2rem; color: #fff; box-shadow: 0 4px 12px rgba(245, 160, 192, 0.3); }
.main-nav { display:flex; align-items:center; gap:28px; list-style:none; }
.main-nav a { text-decoration:none; font-size:0.9rem; font-weight:600; transition:0.2s; color: #5a4a45; letter-spacing: 0.3px; position: relative; }
.main-nav a::after { content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 2.5px; background: linear-gradient(90deg, #f9b28c, #c5d9a0); border-radius: 4px; transition: width 0.25s ease; }
.main-nav a:hover { color: #d46a4a; }
.main-nav a:hover::after { width: 100%; }
.nav-cta { padding:8px 22px; border-radius: 40px; color:#fff!important; background: linear-gradient(135deg, #f9b28c, #f5a0c0); box-shadow: 0 4px 14px rgba(245, 160, 192, 0.35); font-weight:700; transition: all 0.25s; }
.nav-cta:hover { transform: translateY(-2px) scale(1.02); box-shadow: 0 6px 20px rgba(245, 160, 192, 0.45); }
.nav-cta::after { display: none !important; }
.menu-toggle { display:none; background: none; border: none; font-size: 1.5rem; color: #d46a4a; cursor: pointer; }

/* 首页Hero — 流体形状背景 */
.hero { min-height: 75vh; display:flex; align-items:center; position: relative; background: radial-gradient(circle at 10% 30%, #fff3eb 0%, #f0faf5 60%, #fef6f0 100%); overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -20%; right: -10%; width: 600px; height: 600px; background: radial-gradient(circle, rgba(197, 217, 160, 0.25) 0%, transparent 70%); border-radius: 50%; z-index: 0; }
.hero::after { content: ''; position: absolute; bottom: -10%; left: -5%; width: 500px; height: 500px; background: radial-gradient(circle, rgba(245, 160, 192, 0.18) 0%, transparent 70%); border-radius: 50%; 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:4px 16px; border-radius:40px; margin-bottom:16px; background: linear-gradient(135deg, #f9b28c, #c5d9a0); color: #fff; letter-spacing: 1.5px; box-shadow: 0 2px 8px rgba(249, 178, 140, 0.3); }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; color: #3d2c2a; font-weight: 800; letter-spacing: -0.5px; background: linear-gradient(135deg, #d46a4a, #b58a6a); -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: #5a4a45; line-height: 1.6; }
.hero-buttons { display:flex; gap:14px; }
.hero-image { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; overflow:hidden; box-shadow: 0 20px 40px -10px rgba(90, 74, 69, 0.15); }
.hero-image img { width:100%; height:auto; display: block; }

/* 按钮 — 圆润流体风格 */
.btn { display:inline-flex; align-items:center; gap:8px; padding:12px 32px; border-radius: 40px; font-weight:700; cursor:pointer; border:none; text-decoration:none; transition:0.25s; font-size: 0.95rem; letter-spacing: 0.3px; }
.btn-primary { color:#fff; background: linear-gradient(135deg, #f9b28c, #f5a0c0); box-shadow: 0 4px 14px rgba(245, 160, 192, 0.35); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245, 160, 192, 0.45); }
.btn-outline { background:transparent; border:2px solid; border-image: linear-gradient(135deg, #f9b28c, #c5d9a0) 1; color: #d46a4a; border-radius: 40px; }
.btn-outline:hover { background: rgba(249, 178, 140, 0.08); transform: translateY(-2px); }

/* 标签/标题 */
.section-label { display:inline-block; font-size:0.75rem; font-weight:700; letter-spacing:2.5px; margin-bottom:12px; color: #b58a6a; text-transform: uppercase; background: rgba(197, 217, 160, 0.2); padding: 4px 14px; border-radius: 40px; }
.section-title { font-size:2.2rem; margin-bottom:14px; color: #3d2c2a; font-weight: 800; letter-spacing: -0.3px; }
.section-desc { max-width:600px; opacity:0.75; margin-bottom:40px; color: #5a4a45; line-height: 1.6; }

/* 卡片网格 — 彩色玻璃卡片 */
.cards-grid { display:grid; grid-template-columns:repeat(auto-fill,minmax(260px,1fr)); gap:28px; }
.category-card { border-radius: 24px; padding:32px 28px; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(8px); border: 1px solid rgba(255, 180, 140, 0.2); transition:0.3s; box-shadow: 0 4px 20px rgba(90, 74, 69, 0.04); }
.category-card:hover { transform:translateY(-6px); box-shadow: 0 12px 32px rgba(245, 160, 192, 0.15); border-color: rgba(245, 160, 192, 0.3); }
.card-icon { width:52px; height:52px; border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-size:1.5rem; background: linear-gradient(135deg, #f9b28c, #c5d9a0); color: #fff; box-shadow: 0 4px 12px rgba(197, 217, 160, 0.3); }
.card-link { font-weight:700; font-size:0.85rem; text-decoration:none; color: #d46a4a; display: inline-flex; align-items: center; gap: 6px; transition: 0.2s; }
.card-link:hover { gap: 10px; color: #b58a6a; }

/* 特性块 */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center; }
.feature-image { border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%; overflow:hidden; box-shadow: 0 16px 32px -8px rgba(90, 74, 69, 0.1); }
.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; color: #3d2c2a; font-weight: 500; }
.feature-list li::before { content:'✦'; font-weight:700; color: #c5d9a0; font-size: 1.1rem; }

/* 数据条 */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:28px 16px; border-radius: 24px; background: rgba(255, 255, 255, 0.6); backdrop-filter: blur(6px); border: 1px solid rgba(255, 180, 140, 0.15); box-shadow: 0 4px 16px rgba(90, 74, 69, 0.03); }
.stat-number { font-size:2.6rem; font-weight:800; background: linear-gradient(135deg, #d46a4a, #b58a6a); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.stat-label { font-size:0.9rem; opacity:0.65; margin-top:6px; color: #5a4a45; }

/* 内容墙 */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.content-wall-item { border-radius: 24px; overflow:hidden; background: rgba(255, 255, 255, 0.7); backdrop-filter: blur(6px); border: 1px solid rgba(255, 180, 140, 0.15); transition:0.3s; box-shadow: 0 4px 20px rgba(90, 74, 69, 0.04); }
.content-wall-item:hover { transform:translateY(-6px); box-shadow: 0 12px 32px rgba(245, 160, 192, 0.12); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; }
.content-wall-body { padding:24px 20px 20px; }
.content-wall-body h3 { font-size: 1.1rem; margin-bottom: 6px; color: #3d2c2a; }
.content-wall-body p { opacity: 0.7; font-size: 0.9rem; }

/* FAQ */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border: 1px solid rgba(255, 180, 140, 0.2); border-radius: 20px; margin-bottom:10px; overflow:hidden; cursor:pointer; background: rgba(255, 255, 255, 0.5); backdrop-filter: blur(4px); transition: 0.2s; }
.faq-item:hover { border-color: rgba(245, 160, 192, 0.3); }
.faq-item .faq-question { padding:18px 22px; font-weight:700; display:flex; justify-content:space-between; color: #3d2c2a; align-items: center; }
.faq-item .faq-question::after { content: '+'; font-size: 1.4rem; color: #f9b28c; font-weight: 300; transition: transform 0.2s; }
.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-item .faq-answer { padding:0 22px 18px; display:none; opacity:0.75; color: #5a4a45; line-height: 1.6; }
.faq-item.open .faq-answer { display:block; }

/* CTA横幅 */
.cta-banner { padding:64px 24px; text-align:center; border-radius: 40px; background: linear-gradient(135deg, #f9b28c, #f5a0c0, #c5d9a0); color:#fff; box-shadow: 0 16px 40px -8px rgba(245, 160, 192, 0.3); position: relative; overflow: hidden; }
.cta-banner::before { content: ''; position: absolute; top: -50%; left: -50%; width: 200%; height: 200%; background: radial-gradient(circle at 30% 40%, rgba(255,255,255,0.1) 0%, transparent 60%); }
.cta-banner h2 { color:#fff; font-size: 2rem; position: relative; z-index: 1; }
.cta-banner .btn-primary { background:#fff; color: #d46a4a; box-shadow: 0 4px 14px rgba(0,0,0,0.05); }
.cta-banner .btn-primary:hover { box-shadow: 0 8px 24px rgba(0,0,0,0.1); transform: translateY(-2px); }

/* 页脚 */
.site-footer { padding:60px 0 28px; background: linear-gradient(135deg, #fef6f0 0%, #f0faf5 100%); border-top: 1px solid rgba(255, 180, 140, 0.15); }
.site-footer .container { }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:40px; }
.footer-brand { }
.footer-brand .logo { margin-bottom: 12px; }
.footer-brand p { opacity: 0.7; font-size: 0.9rem; max-width: 280px; }
.footer-col { }
.footer-col h4 { font-weight:700; margin-bottom: 16px; color: #3d2c2a; font-size: 1rem; }
.footer-col a { display: block; padding: 4px 0; text-decoration: none; color: #5a4a45; opacity: 0.7; font-size: 0.9rem; transition: 0.2s; }
.footer-col a:hover { opacity: 1; color: #d46a4a; padding-left: 4px; }
.footer-bottom { border-top: 1px solid rgba(255, 180, 140, 0.2); margin-top:40px; padding-top:20px; text-align:center; font-size:0.85rem; color: #5a4a45; opacity: 0.6; }

/* 工具类 */
.text-accent { color: #d46a4a; }
.text-center { text-align:center; }
.seo-description { max-width:600px; margin:0 auto 48px; opacity:0.7; color: #5a4a45; line-height: 1.6; }
.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: 32px; }
  .main-nav { display:none; }
  .menu-toggle { display:flex; align-items: center; justify-content: center; width: 40px; height: 40px; }
  .main-nav.open { display:flex; flex-direction:column; position:absolute; top:68px; left:0; width:100%; background: rgba(255, 245, 235, 0.98); backdrop-filter: blur(12px); padding:24px 20px; gap: 16px; border-bottom: 1px solid rgba(255, 180, 140, 0.2); }
  .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; text-align: center; }
  .footer-brand p { max-width: 100%; }
  .hero-buttons { flex-direction:column; }
  .hero h1 { font-size: 2rem; }
  .stat-number { font-size: 2rem; }
}