*, *::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:#FFFDF7; color:#2D3436; }

.container { max-width:1200px; margin:0 auto; padding:0 24px; }
.section { padding:80px 0; position:relative; }
.section:nth-child(even) { background:#F8FFF9; }

/* ===== 导航 ===== */
.site-header { position:fixed; top:0; left:0; width:100%; z-index:1000; background:rgba(255,253,247,0.92); backdrop-filter:blur(16px); border-bottom:1px solid rgba(78,205,196,0.18); }
.header-inner { display:flex; align-items:center; justify-content:space-between; height:72px; 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:#2D3436; letter-spacing:-0.5px; }
.logo-icon { width:40px; height:40px; border-radius:50%; background:linear-gradient(135deg,#FF6B55 60%,#FFE566); display:flex; align-items:center; justify-content:center; font-size:1.1rem; box-shadow:0 4px 12px rgba(255,107,85,0.3); }
.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; color:#2D3436; transition:all 0.2s; position:relative; padding:4px 0; }
.main-nav a:not(.nav-cta)::after { content:''; position:absolute; bottom:0; left:0; width:0; height:2px; background:#4ECDC4; transition:width 0.3s; }
.main-nav a:not(.nav-cta):hover::after { width:100%; }
.main-nav a:not(.nav-cta):hover { color:#4ECDC4; }
.nav-cta { padding:9px 22px; border-radius:24px; background:linear-gradient(135deg,#FF6B55,#FF8A65); color:#fff!important; font-weight:700; box-shadow:0 4px 12px rgba(255,107,85,0.3); transition:transform 0.2s, box-shadow 0.2s; position:relative; }
.nav-cta::after { display:none; }
.nav-cta:hover { transform:translateY(-2px); box-shadow:0 6px 18px rgba(255,107,85,0.4); }
.menu-toggle { display:none; background:none; border:none; font-size:1.6rem; cursor:pointer; color:#2D3436; width:40px; height:40px; border-radius:50%; align-items:center; justify-content:center; }

/* ===== Hero 区域 ===== */
.hero { min-height:80vh; display:flex; align-items:center; position:relative; overflow:hidden; background:linear-gradient(120deg,#FFFDF7 0%,#FFF0EB 50%,#E8FFF9 100%); }
.hero::before { content:''; position:absolute; top:-120px; right:-80px; width:420px; height:420px; border-radius:50%; background:rgba(255,230,102,0.25); filter:blur(20px); }
.hero::after { content:''; position:absolute; bottom:-80px; left:10%; width:280px; height:280px; border-radius:50%; background:rgba(78,205,196,0.15); filter:blur(16px); }
.hero .container { position:relative; z-index:2; display:grid; grid-template-columns:1.2fr 0.8fr; gap:48px; align-items:center; }
.hero-content { max-width:680px; }
.hero-eyebrow { display:inline-block; font-size:0.8rem; font-weight:800; letter-spacing:1px; padding:6px 18px; border-radius:24px; margin-bottom:20px; background:rgba(78,205,196,0.15); color:#0E9C94; text-transform:uppercase; border:1px solid rgba(78,205,196,0.3); }
.hero h1 { font-size:3.2rem; line-height:1.15; margin-bottom:20px; font-weight:900; letter-spacing:-1px; color:#1A2A2A; }
.hero h1 .text-accent-custom { background:linear-gradient(135deg,#FF6B55,#FF8A65); -webkit-background-clip:text; -webkit-text-fill-color:transparent; }
.hero p { font-size:1.1rem; opacity:0.7; max-width:560px; margin-bottom:32px; line-height:1.7; }
.hero-buttons { display:flex; gap:14px; flex-wrap:wrap; }
.hero-image { border-radius:24px; overflow:hidden; position:relative; box-shadow:0 24px 60px rgba(0,0,0,0.08); transform:rotate(2deg); transition:transform 0.4s ease; }
.hero-image::before { content:'🍉'; position:absolute; top:-20px; left:-20px; font-size:4rem; opacity:0.2; transform:rotate(-15deg); z-index:3; }
.hero-image:hover { transform:rotate(0deg) scale(1.02); }
.hero-image img { width:100%; height:auto; display:block; }
.hero-image::after { content:''; position:absolute; inset:0; background:linear-gradient(180deg,transparent 70%,rgba(255,107,85,0.2)); border-radius:24px; }

/* ===== 按钮 ===== */
.btn { display:inline-flex; align-items:center; gap:8px; padding:13px 30px; border-radius:28px; font-weight:700; font-size:0.95rem; cursor:pointer; border:none; text-decoration:none; transition:all 0.25s; }
.btn-primary { background:linear-gradient(135deg,#FF6B55,#FF8A65); color:#fff; box-shadow:0 4px 14px rgba(255,107,85,0.35); }
.btn-primary:hover { transform:translateY(-2px); box-shadow:0 8px 24px rgba(255,107,85,0.45); }
.btn-outline { background:transparent; border:2px solid #4ECDC4; color:#0E9C94; }
.btn-outline:hover { background:#4ECDC4; color:#fff; transform:translateY(-2px); box-shadow:0 6px 18px rgba(78,205,196,0.3); }

/* ===== 标签/标题 ===== */
.section-label { display:inline-block; font-size:0.75rem; font-weight:800; letter-spacing:3px; text-transform:uppercase; margin-bottom:12px; color:#FF6B55; background:rgba(255,107,85,0.08); padding:4px 14px; border-radius:20px; }
.section-title { font-size:2.3rem; margin-bottom:16px; font-weight:900; letter-spacing:-0.5px; color:#1A2A2A; line-height:1.2; }
.section-desc { max-width:600px; opacity:0.65; margin-bottom:40px; 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:28px; }
.category-card { border-radius:20px; padding:32px 28px; border:1.5px solid rgba(0,0,0,0.04); background:#fff; transition:all 0.3s cubic-bezier(0.4,0,0.2,1); position:relative; overflow:hidden; box-shadow:0 4px 16px rgba(0,0,0,0.04); }
.category-card::before { content:'🍉'; position:absolute; right:-20px; bottom:-20px; font-size:4.5rem; opacity:0.05; transform:rotate(15deg); transition:all 0.4s; }
.category-card:hover { transform:translateY(-6px); box-shadow:0 16px 40px rgba(0,0,0,0.08); border-color:rgba(78,205,196,0.25); }
.category-card:hover::before { opacity:0.15; transform:rotate(0deg) scale(1.1); }
.card-icon { width:52px; height:52px; border-radius:50%; display:flex; align-items:center; justify-content:center; margin-bottom:18px; font-size:1.4rem; box-shadow:0 4px 10px rgba(0,0,0,0.06); }
.card-link { font-weight:700; font-size:0.85rem; text-decoration:none; color:#4ECDC4; display:inline-flex; align-items:center; gap:4px; transition:gap 0.2s; }
.card-link:hover { gap:8px; }
.card-link::after { content:'→'; }

/* ===== 特性块 ===== */
.feature-block { display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center; }
.feature-image { border-radius:24px; overflow:hidden; position:relative; box-shadow:0 20px 50px rgba(0,0,0,0.08); }
.feature-image::before { content:'🥒'; position:absolute; top:-16px; right:-16px; font-size:3.5rem; opacity:0.15; transform:rotate(15deg); }
.feature-image img { width:100%; height:auto; display:block; transition:transform 0.5s ease; }
.feature-image:hover img { transform:scale(1.04); }
.feature-text { position:relative; }
.feature-text::after { content:''; position:absolute; left:-24px; top:0; bottom:0; width:4px; border-radius:4px; background:linear-gradient(180deg,#FF6B55,#4ECDC4); }
.feature-list { list-style:none; margin-top:20px; }
.feature-list li { padding:10px 0; display:flex; align-items:center; gap:12px; font-size:1rem; color:#2D3436; }
.feature-list li::before { content:'✓'; font-weight:800; width:24px; height:24px; border-radius:50%; background:rgba(78,205,196,0.12); color:#0E9C94; display:flex; align-items:center; justify-content:center; font-size:0.8rem; flex-shrink:0; }

/* ===== 数据条 ===== */
.stats-bar { display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-item { padding:32px 20px; border-radius:24px; border:1.5px solid rgba(0,0,0,0.04); background:#fff; box-shadow:0 4px 16px rgba(0,0,0,0.04); transition:all 0.3s; position:relative; overflow:hidden; }
.stat-item::before { content:''; position:absolute; top:0; left:0; right:0; height:4px; background:linear-gradient(90deg,#FF6B55,#FFE566,#4ECDC4); opacity:0; transition:opacity 0.3s; }
.stat-item:hover { transform:translateY(-4px); box-shadow:0 12px 32px rgba(0,0,0,0.08); }
.stat-item:hover::before { opacity:1; }
.stat-number { font-size:2.6rem; font-weight:900; letter-spacing:-1px; background:linear-gradient(135deg,#FF6B55,#FF8A65); -webkit-background-clip:text; -webkit-text-fill-color:transparent; line-height:1.2; }
.stat-label { font-size:0.9rem; opacity:0.6; margin-top:8px; font-weight:500; }

/* ===== 内容墙 ===== */
.content-wall { display:grid; grid-template-columns:repeat(auto-fill,minmax(280px,1fr)); gap:28px; }
.content-wall-item { border-radius:20px; overflow:hidden; border:1.5px solid rgba(0,0,0,0.04); background:#fff; transition:all 0.3s cubic-bezier(0.4,0,0.2,1); box-shadow:0 4px 16px rgba(0,0,0,0.04); }
.content-wall-item:hover { transform:translateY(-6px) rotate(-0.5deg); box-shadow:0 16px 40px rgba(0,0,0,0.1); }
.content-wall-item img { width:100%; height:200px; object-fit:cover; transition:transform 0.4s; }
.content-wall-item:hover img { transform:scale(1.05); }
.content-wall-body { padding:22px 22px 26px; position:relative; }
.content-wall-body h3 { font-size:1.1rem; margin-bottom:8px; color:#1A2A2A; font-weight:700; line-height:1.4; }
.content-wall-body p { font-size:0.88rem; opacity:0.6; line-height:1.6; }
.content-wall-item .tag { display:inline-block; font-size:0.7rem; font-weight:800; text-transform:uppercase; background:rgba(255,230,102,0.3); color:#8A6D00; padding:3px 12px; border-radius:16px; margin-bottom:10px; letter-spacing:0.5px; }

/* ===== FAQ ===== */
.faq-list { max-width:800px; margin:0 auto; }
.faq-item { border:1.5px solid rgba(0,0,0,0.05); border-radius:16px; margin-bottom:10px; overflow:hidden; cursor:pointer; background:#fff; transition:all 0.3s; box-shadow:0 2px 8px rgba(0,0,0,0.02); }
.faq-item:hover { border-color:rgba(78,205,196,0.3); }
.faq-item.open { border-color:#4ECDC4; box-shadow:0 8px 24px rgba(78,205,196,0.12); }
.faq-item .faq-question { padding:18px 24px; font-weight:700; display:flex; justify-content:space-between; align-items:center; color:#1A2A2A; font-size:1rem; }
.faq-item .faq-question::after { content:'+'; font-size:1.4rem; font-weight:400; color:#FF6B55; transition:transform 0.3s; }
.faq-item.open .faq-question::after { transform:rotate(45deg); }
.faq-item .faq-answer { padding:0 24px 20px; display:none; opacity:0.7; line-height:1.7; font-size:0.92rem; }
.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:64px 32px; text-align:center; border-radius:28px; background:linear-gradient(135deg,#FF6B55,#FF8A65); color:#fff; position:relative; overflow:hidden; box-shadow:0 20px 50px rgba(255,107,85,0.3); }
.cta-banner::before { content:'🍉'; position:absolute; top:-20px; left:30px; font-size:6rem; opacity:0.12; transform:rotate(-20deg); }
.cta-banner::after { content:'🍈'; position:absolute; bottom:-20px; right:30px; font-size:6rem; opacity:0.12; transform:rotate(20deg); }
.cta-banner h2 { color:#fff; font-size:2rem; margin-bottom:12px; font-weight:900; letter-spacing:-0.5px; }
.cta-banner p { color:rgba(255,255,255,0.9); max-width:520px; margin:0 auto 28px; font-size:1.05rem; line-height:1.6; }
.cta-banner .btn-primary { background:#fff; color:#FF6B55; box-shadow:0 4px 14px rgba(0,0,0,0.15); }
.cta-banner .btn-primary:hover { transform:translateY(-2px) scale(1.03); box-shadow:0 8px 24px rgba(0,0,0,0.2); }

/* ===== 页脚 ===== */
.site-footer { padding:56px 0 28px; background:#2D3436; color:rgba(255,255,255,0.85); border-radius:28px 28px 0 0; position:relative; z-index:10; }
.site-footer .container { max-width:1200px; margin:0 auto; }
.footer-grid { display:grid; grid-template-columns:2fr 1fr 1fr 1fr; gap:48px; }
.footer-brand { }
.footer-brand .logo { color:#fff; margin-bottom:16px; }
.footer-brand .logo-icon { background:linear-gradient(135deg,#FF6B55,#FF8A65); }
.footer-brand p { opacity:0.6; font-size:0.88rem; line-height:1.7; max-width:280px; }
.footer-col h4 { color:#fff; font-size:0.95rem; margin-bottom:16px; font-weight:700; }
.footer-col a { display:block; color:rgba(255,255,255,0.6); text-decoration:none; font-size:0.85rem; padding:6px 0; transition:color 0.2s, padding-left 0.2s; }
.footer-col a:hover { color:#4ECDC4; padding-left:6px; }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.1); margin-top:44px; padding-top:20px; text-align:center; font-size:0.82rem; color:rgba(255,255,255,0.4); }

/* ===== 额外装饰元素 ===== */
.section-deco-1 { position:absolute; top:40px; right:24px; font-size:3.5rem; opacity:0.06; transform:rotate(15deg); pointer-events:none; }
.section-deco-2 { position:absolute; bottom:40px; left:24px; font-size:3rem; opacity:0.05; transform:rotate(-12deg); pointer-events:none; }

/* 水波纹底纹 */
.section-groove { background-image: radial-gradient(circle at 25% 25%, rgba(255,230,102,0.15) 0, transparent 50%), radial-gradient(circle at 75% 75%, rgba(78,205,196,0.12) 0, transparent 50%); }

/* 分隔线创意 */
.divider-orbit { width:120px; height:120px; margin:0 auto; position:relative; display:flex; align-items:center; justify-content:center; }
.divider-orbit::before { content:''; width:56px; height:56px; border-radius:50%; border:2px dashed #FF6B55; animation:spin 8s linear infinite; }
.divider-orbit::after { content:''; position:absolute; width:28px; height:28px; border-radius:50%; background:#4ECDC4; opacity:0.5; animation:spin 6s linear infinite reverse; }
.divider-orbit span { position:absolute; font-size:1.2rem; z-index:2; }
@keyframes spin { to { transform:rotate(360deg); } }

/* ===== 工具类 ===== */
.text-accent { color:#FF6B55; }
.text-center { text-align:center; }
.seo-description { max-width:650px; margin:0 auto 48px; opacity:0.65; font-size:1.05rem; line-height:1.8; }
.mt-0 { margin-top:0; }
.mb-0 { margin-bottom:0; }

/* 块级粘性装饰 */
.sticky-note { position:sticky; top:90px; background:#FFE566; padding:12px 20px; border-radius:12px; font-weight:700; color:#8A6D00; display:inline-block; box-shadow:0 4px 12px rgba(255,230,102,0.4); transform:rotate(-2deg); z-index:100; }
.sticky-note-green { background:#4ECDC4; color:#fff; transform:rotate(2deg); box-shadow:0 4px 12px rgba(78,205,196,0.4); }
.sticky-note-pink { background:#FF6B55; color:#fff; transform:rotate(-1deg); box-shadow:0 4px 12px rgba(255,107,85,0.4); }

/* 涟漪反馈 */
.btn-hover-effect { position:relative; overflow:hidden; }
.btn-hover-effect::after { content:''; position:absolute; inset:0; background:rgba(255,255,255,0.2); transform:translateX(-100%); transition:transform 0.4s; }
.btn-hover-effect:hover::after { transform:translateX(100%); }

/* ===== 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; gap:32px; }
  .main-nav { display:none; }
  .menu-toggle { display:flex; }
  .main-nav.open { display:flex; flex-direction:column; position:absolute; top:72px; left:0; width:100%; background:#FFFDF7; padding:24px; box-shadow:0 16px 40px rgba(0,0,0,0.08); border-bottom:1px solid rgba(78,205,196,0.15); gap:16px; border-radius:0 0 20px 20px; align-items:flex-start; }
  .main-nav.open li { width:100%; }
  .main-nav.open a { display:block; padding:10px 0; font-size:1.05rem; border-bottom:1px solid rgba(0,0,0,0.03); }
  .nav-cta { display:inline-block; text-align:center; margin-top:8px; border-radius:20px; }
  .hero .container { grid-template-columns:1fr; text-align:center; gap:32px; }
  .hero-content { margin:0 auto; }
  .hero p { margin-left:auto; margin-right:auto; }
  .hero-buttons { justify-content:center; }
  .hero-image { max-width:420px; margin:0 auto; }
  .hero h1 { font-size:2.2rem; }
  .section-title { font-size:1.8rem; }
  .site-footer { border-radius:20px 20px 0 0; }
}

@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:center; }
  .hero-buttons .btn { width:100%; justify-content:center; }
  .hero h1 { font-size:1.9rem; }
  .hero { min-height:60vh; }
  .section { padding:56px 0; }
  .faq-item .faq-question { font-size:0.92rem; padding:16px 18px; }
  .stat-number { font-size:2rem; }
  .cta-banner { padding:48px 20px; }
  .cta-banner h2 { font-size:1.5rem; }
}