:root{
      --bg:#fff7f6;
      --bg-2:#ffffff;
      --surface:#fffaf9;
      --card:#ffffff;
      --line:#f2d4d1;
      --text:#2f2323;
      --muted:#705d5b;
      --brand:#ff4f86;
      --brand-2:#ff7a59;
      --brand-3:#ff8f6b;
      --accent:#ff3d73;
      --shadow:0 18px 45px rgba(255,79,134,.10);
      --radius:22px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:linear-gradient(180deg,#fff7f6 0%,#fffdfd 28%,#fff7f6 100%);color:var(--text);line-height:1.65}
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container),calc(100% - 32px));margin:0 auto}
    .site-header{position:sticky;top:0;z-index:50;background:rgba(255,248,247,.86);backdrop-filter:blur(14px);border-bottom:1px solid rgba(242,212,209,.65)}
    .nav{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:14px 0}
    .brand{display:flex;align-items:center;gap:12px;min-width:0}
    .brand img{width:44px;height:44px;object-fit:contain;border-radius:12px;background:#fff;border:1px solid var(--line);box-shadow:0 8px 18px rgba(255,79,134,.08)}
    .brand .txt{min-width:0}
    .brand strong{display:block;font-size:17px;line-height:1.2}
    .brand span{display:block;font-size:12px;color:var(--muted)}
    .nav-toggle{display:none;border:1px solid var(--line);background:#fff;padding:10px 12px;border-radius:12px;color:var(--text)}
    .nav-links{display:flex;align-items:center;gap:18px;flex-wrap:wrap;justify-content:flex-end}
    .nav-links a{font-size:14px;color:var(--muted);padding:8px 10px;border-radius:999px;transition:.2s}
    .nav-links a:hover{color:var(--accent);background:#fff}
    .top-cta{display:flex;align-items:center;gap:10px}
    .btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:14px;font-weight:700;border:1px solid transparent;transition:.22s ease;cursor:pointer}
    .btn-primary{background:linear-gradient(135deg,var(--brand) 0%,var(--brand-2) 100%);color:#fff;box-shadow:0 14px 28px rgba(255,79,134,.18)}
    .btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(255,79,134,.24)}
    .btn-ghost{background:#fff;border-color:var(--line);color:var(--text)}
    .btn-ghost:hover{transform:translateY(-2px);border-color:#efafb8;box-shadow:var(--shadow)}
    main{display:block}
    section{padding:72px 0}
    .hero{padding:42px 0 44px;position:relative;overflow:hidden}
    .hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(4px);pointer-events:none}
    .hero::before{width:260px;height:260px;background:radial-gradient(circle,rgba(255,79,134,.16),transparent 70%);right:-60px;top:-40px}
    .hero::after{width:320px;height:320px;background:radial-gradient(circle,rgba(255,122,89,.14),transparent 68%);left:-90px;bottom:-120px}
    .hero-grid{display:grid;grid-template-columns:1.18fr .82fr;gap:26px;align-items:stretch}
    .hero-copy{position:relative;z-index:1;padding:34px;background:linear-gradient(180deg,rgba(255,255,255,.9),rgba(255,248,247,.98));border:1px solid rgba(242,212,209,.82);border-radius:28px;box-shadow:var(--shadow)}
    .eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 14px;border-radius:999px;background:#fff;border:1px solid var(--line);color:var(--brand);font-size:13px;font-weight:700}
    h1{margin:16px 0 14px;font-size:clamp(30px,5vw,54px);line-height:1.08;letter-spacing:-.02em}
    .lead{font-size:17px;color:var(--muted);max-width:44rem}
    .hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
    .hero-points{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:26px}
    .mini{background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 14px 13px}
    .mini b{display:block;font-size:18px;color:var(--text)}
    .mini span{font-size:13px;color:var(--muted)}
    .hero-panel{display:grid;grid-template-rows:auto 1fr;gap:14px}
    .hero-card{background:linear-gradient(180deg,#fff,#fff7f6);border:1px solid rgba(242,212,209,.86);border-radius:28px;padding:22px;box-shadow:var(--shadow)}
    .hero-card h2,.section-title h2{margin:0 0 10px;font-size:28px;line-height:1.15}
    .section-title p{margin:0;color:var(--muted);max-width:54rem}
    .badge-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
    .badge{padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line);font-size:13px;color:var(--text)}
    .metric-grid,.service-grid,.scenario-grid,.review-grid,.article-grid,.network-grid,.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
    .card{background:var(--card);border:1px solid rgba(242,212,209,.95);border-radius:var(--radius);box-shadow:0 10px 30px rgba(77,32,35,.05);transition:.24s ease}
    .card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(255,79,134,.10)}
    .metric{padding:22px}
    .metric strong{display:block;font-size:30px;line-height:1;color:var(--brand)}
    .metric span{display:block;margin-top:8px;font-size:14px;color:var(--muted)}
    .section-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-end;margin-bottom:24px}
    .section-head h2{margin:0;font-size:32px;line-height:1.12}
    .section-head .sub{color:var(--muted);max-width:54rem}
    .two-col{display:grid;grid-template-columns:1fr 1fr;gap:18px}
    .info-card{padding:24px}
    .info-card h3{margin:0 0 10px;font-size:20px}
    .info-card p,.info-card li{color:var(--muted)}
    .info-card ul{margin:12px 0 0;padding-left:18px}
    .service{padding:20px}
    .service h3{margin:10px 0 8px;font-size:18px}
    .service p{margin:0;color:var(--muted);font-size:14px}
    .icon{width:46px;height:46px;border-radius:14px;background:linear-gradient(135deg,rgba(255,79,134,.14),rgba(255,122,89,.14));display:grid;place-items:center;color:var(--accent);font-weight:800}
    .timeline{display:grid;gap:12px}
    .step{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;padding:18px 18px;border:1px solid var(--line);border-radius:18px;background:#fff}
    .step-num{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;font-weight:800}
    .step h3{margin:0 0 6px;font-size:17px}
    .step p{margin:0;color:var(--muted)}
    .table-wrap{overflow:auto;border-radius:22px;border:1px solid var(--line);background:#fff;box-shadow:var(--shadow)}
    table{width:100%;border-collapse:collapse;min-width:760px;background:#fff}
    th,td{padding:16px 14px;border-bottom:1px solid #f5e2df;text-align:left;vertical-align:top}
    th{background:#fff7f6;font-size:14px;color:#6a5250}
    td{font-size:14px;color:var(--text)}
    .rate{display:flex;align-items:center;gap:8px;color:var(--brand);font-weight:800}
    .stars{letter-spacing:2px}
    .faq{display:grid;gap:12px}
    .faq-item{border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
    .faq-q{width:100%;border:0;background:#fff;padding:18px 18px;display:flex;justify-content:space-between;align-items:center;font-size:16px;font-weight:700;color:var(--text);text-align:left;cursor:pointer}
    .faq-a{max-height:0;overflow:hidden;transition:max-height .28s ease,padding .28s ease;color:var(--muted);padding:0 18px}
    .faq-item.active .faq-a{max-height:180px;padding:0 18px 18px}
    .faq-item.active .faq-q{color:var(--accent)}
    .reviews .review{padding:20px}
    .review .meta{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
    .review .who{font-weight:800}
    .review .tag{font-size:12px;padding:6px 10px;border-radius:999px;background:#fff7f6;color:var(--accent)}
    .review p{margin:0;color:var(--muted)}
    .article-list{display:grid;gap:12px}
    .article-item{padding:18px 20px;display:flex;justify-content:space-between;gap:16px;align-items:center}
    .article-item span{color:var(--muted);font-size:13px}
    .article-item b{display:block;margin-bottom:4px}
    .tag-cloud{display:flex;flex-wrap:wrap;gap:10px}
    .tag-cloud .tag{background:#fff;border:1px solid var(--line);padding:9px 12px;border-radius:999px;font-size:13px;color:var(--text)}
    .form-card{padding:24px}
    form{display:grid;gap:14px}
    .form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
    label{display:grid;gap:8px;font-size:14px;font-weight:700;color:var(--text)}
    input,select,textarea{width:100%;padding:13px 14px;border-radius:14px;border:1px solid #e8c7c4;background:#fff;font:inherit;color:var(--text);outline:none}
    input:focus,select:focus,textarea:focus{border-color:#ff9ab3;box-shadow:0 0 0 4px rgba(255,79,134,.08)}
    textarea{min-height:118px;resize:vertical}
    .footer{padding:28px 0 36px;border-top:1px solid rgba(242,212,209,.9);background:#fff8f7;color:var(--text)}
    .footer-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:start}
    .footer small,.footer a{color:#5f4b49}
    .footer-links{display:flex;flex-wrap:wrap;gap:10px}
    .footer-links a{padding:8px 12px;border:1px solid var(--line);border-radius:999px;background:#fff}
    .floating{position:fixed;right:16px;bottom:16px;z-index:40;display:grid;gap:10px}
    .floating a,.floating button{width:48px;height:48px;border-radius:16px;border:1px solid var(--line);background:#fff;display:grid;place-items:center;box-shadow:var(--shadow);cursor:pointer}
    .kefu{display:grid;place-items:center}
    .kefu-pop{position:absolute;right:60px;bottom:0;width:160px;padding:12px;background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(8px);transition:.2s}
    .kefu-wrap{position:relative}
    .kefu-wrap:hover .kefu-pop,.kefu-wrap:focus-within .kefu-pop{opacity:1;pointer-events:auto;transform:none}
    .kefu-pop img{border-radius:14px;border:1px solid var(--line)}
    .scroll-in{opacity:0;transform:translateY(18px);transition:opacity .55s ease,transform .55s ease}
    .scroll-in.show{opacity:1;transform:none}
    .mobile-only{display:none}
    @media (max-width: 1080px){
      .hero-grid,.two-col,.footer-grid{grid-template-columns:1fr}
      .metric-grid,.service-grid,.scenario-grid,.review-grid,.article-grid,.network-grid,.adv-grid{grid-template-columns:repeat(2,1fr)}
      .section-head{flex-direction:column;align-items:flex-start}
    }
    @media (max-width: 760px){
      .nav-toggle{display:inline-flex}
      .nav-links{display:none;position:absolute;left:0;right:0;top:100%;padding:12px 16px 16px;background:rgba(255,248,247,.98);border-bottom:1px solid var(--line);box-shadow:0 20px 40px rgba(0,0,0,.04)}
      .nav-links.open{display:flex;flex-direction:column;align-items:flex-start;gap:6px}
      .top-cta{display:none}
      .hero-copy{padding:22px}
      .hero-points,.metric-grid,.service-grid,.scenario-grid,.review-grid,.article-grid,.network-grid,.adv-grid,.form-grid{grid-template-columns:1fr}
      .hero-actions{flex-direction:column}
      .btn{width:100%}
      .mobile-only{display:block}
      h1{font-size:32px}
      .section-head h2{font-size:26px}
      .container{width:min(var(--container),calc(100% - 20px))}
    }