:root{
      --bg:#f6f2eb;
      --panel:#fffaf4;
      --panel-2:#fff;
      --text:#1f2430;
      --muted:#606978;
      --line:#eadfce;
      --brand:#e83f6f;
      --brand-2:#ff8c42;
      --brand-3:#7c5cff;
      --ok:#1f9d6c;
      --shadow:0 18px 45px rgba(35, 23, 16, .08);
      --shadow-2:0 12px 28px rgba(35, 23, 16, .10);
      --radius:22px;
      --radius-sm:16px;
      --container:1180px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;
      background:
        radial-gradient(circle at 10% 10%, rgba(232,63,111,.10), transparent 28%),
        radial-gradient(circle at 90% 0%, rgba(124,92,255,.10), transparent 22%),
        linear-gradient(180deg,#fffdf9 0%, var(--bg) 100%);
      color:var(--text);
      line-height:1.65;
      overflow-x:hidden;
    }
    a{color:inherit;text-decoration:none}
    img{display:block;max-width:100%}
    .container{width:min(var(--container), calc(100% - 32px)); margin:0 auto}
    .topbar{
      position:sticky; top:0; z-index:80;
      backdrop-filter:saturate(180%) blur(18px);
      background:rgba(255,250,244,.84);
      border-bottom:1px solid rgba(234,223,206,.7);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between; gap:18px;
      padding:14px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:0;
    }
    .brand .ai-page-logo{width:42px;height:42px;object-fit:contain;border-radius:12px;background:#fff;box-shadow:0 8px 20px rgba(0,0,0,.06);padding:4px}
    .brand-text{display:flex; flex-direction:column; min-width:0}
    .brand-text strong{font-size:1.02rem; letter-spacing:.02em}
    .brand-text span{font-size:.84rem; color:var(--muted); white-space:nowrap; overflow:hidden; text-overflow:ellipsis}
    .nav-links{display:flex; flex-wrap:wrap; justify-content:flex-end; gap:10px 14px; align-items:center}
    .nav-links a{font-size:.95rem; color:#3a4050; padding:6px 10px; border-radius:999px; transition:.2s ease}
    .nav-links a:hover{background:#fff; color:var(--brand); box-shadow:0 8px 18px rgba(232,63,111,.08)}
    .nav-cta{display:flex; gap:10px; align-items:center}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:8px;
      padding:12px 16px; border-radius:999px; border:1px solid transparent;
      font-weight:700; transition:transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
      cursor:pointer;
    }
    .btn:hover{transform:translateY(-2px); box-shadow:var(--shadow-2)}
    .btn-primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff}
    .btn-secondary{background:#fff; color:var(--text); border-color:var(--line)}
    .mobile-toggle{
      display:none; width:44px; height:44px; border-radius:14px; border:1px solid var(--line);
      background:#fff; align-items:center; justify-content:center; cursor:pointer;
    }
    .mobile-toggle span{width:18px;height:2px;background:var(--text);position:relative;border-radius:2px}
    .mobile-toggle span::before,.mobile-toggle span::after{content:"";position:absolute;left:0;width:18px;height:2px;background:var(--text);border-radius:2px}
    .mobile-toggle span::before{top:-6px}.mobile-toggle span::after{top:6px}
    main{padding-bottom:16px}
    section{padding:64px 0}
    .hero{
      padding:34px 0 54px;
      position:relative;
      overflow:hidden;
    }
    .hero::before,.hero::after{
      content:""; position:absolute; inset:auto; border-radius:50%;
      filter:blur(4px); pointer-events:none;
    }
    .hero::before{width:260px;height:260px; right:-90px; top:-40px; background:radial-gradient(circle, rgba(255,140,66,.25), transparent 65%)}
    .hero::after{width:300px;height:300px; left:-120px; bottom:-120px; background:radial-gradient(circle, rgba(124,92,255,.18), transparent 68%)}
    .hero-grid{display:grid; grid-template-columns:1.18fr .82fr; gap:24px; align-items:stretch}
    .hero-card{
      background:linear-gradient(145deg, rgba(255,255,255,.92), rgba(255,248,240,.94));
      border:1px solid rgba(234,223,206,.85);
      box-shadow:var(--shadow);
      border-radius:28px;
      padding:34px;
      position:relative;
      overflow:hidden;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 14px; border-radius:999px;
      background:rgba(232,63,111,.10); color:#b61e4b; font-weight:700; font-size:.92rem;
    }
    h1{margin:16px 0 14px; font-size:clamp(2rem, 4vw, 3.55rem); line-height:1.1; letter-spacing:-.03em}
    .hero p{margin:0; color:var(--muted); font-size:1.05rem}
    .hero-actions{display:flex; flex-wrap:wrap; gap:12px; margin:24px 0 18px}
    .hero-points{display:grid; grid-template-columns:repeat(3,1fr); gap:12px; margin-top:18px}
    .mini-stat{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:14px 16px;
      min-height:86px;
    }
    .mini-stat strong{display:block; font-size:1.12rem; margin-bottom:4px}
    .mini-stat span{color:var(--muted); font-size:.92rem}
    .hero-side{
      display:grid; gap:14px;
    }
    .side-panel{
      background:linear-gradient(180deg, rgba(255,255,255,.95), rgba(255,247,240,.95));
      border:1px solid rgba(234,223,206,.9);
      border-radius:24px;
      padding:20px;
      box-shadow:var(--shadow);
    }
    .side-panel h3{margin:0 0 12px; font-size:1.1rem}
    .tag-cloud{display:flex; flex-wrap:wrap; gap:10px}
    .tag{
      display:inline-flex; align-items:center;
      padding:8px 12px; border-radius:999px;
      background:#fff; border:1px solid var(--line); color:#3a4050; font-size:.9rem;
    }
    .section-head{display:flex; justify-content:space-between; align-items:end; gap:16px; margin-bottom:24px}
    .section-head h2{margin:0; font-size:clamp(1.5rem, 2.5vw, 2.2rem)}
    .section-head p{margin:0; color:var(--muted); max-width:720px}
    .grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:18px}
    .grid-4{display:grid; grid-template-columns:repeat(4,1fr); gap:18px}
    .card{
      background:var(--panel-2);
      border:1px solid rgba(234,223,206,.95);
      border-radius:24px;
      padding:22px;
      box-shadow:0 10px 26px rgba(38, 25, 17, .05);
      transition:transform .22s ease, box-shadow .22s ease, border-color .22s ease;
    }
    .card:hover{transform:translateY(-4px); box-shadow:var(--shadow-2); border-color:#e5cdb2}
    .card h3,.card h4{margin:0 0 10px}
    .card p{margin:0; color:var(--muted)}
    .metric{
      display:flex; flex-direction:column; gap:10px;
    }
    .metric strong{font-size:2rem; line-height:1; color:#171c28}
    .metric small{color:var(--muted)}
    .icon-dot{
      width:42px; height:42px; border-radius:14px; display:grid; place-items:center;
      background:linear-gradient(135deg, rgba(232,63,111,.14), rgba(255,140,66,.14));
      color:#c52154; font-weight:800; margin-bottom:12px;
    }
    .panel-soft{
      background:linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,250,243,.88));
      border:1px solid rgba(234,223,206,.88);
      border-radius:28px;
      padding:24px;
      box-shadow:var(--shadow);
    }
    .split{
      display:grid; grid-template-columns:1.02fr .98fr; gap:18px;
      align-items:start;
    }
    .list-check{list-style:none; padding:0; margin:14px 0 0; display:grid; gap:10px}
    .list-check li{display:flex; gap:10px; align-items:flex-start; color:#2d3441}
    .list-check li::before{content:"✓"; color:var(--ok); font-weight:900; margin-top:1px}
    .service-cards{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .service-cards .card{min-height:174px}
    .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:16px}
    .step{position:relative}
    .step .num{font-size:.86rem; color:#a34b2b; font-weight:800}
    .step h3{margin-top:8px}
    .step:not(:last-child)::after{
      content:""; position:absolute; right:-8px; top:42px; width:16px; height:2px;
      background:linear-gradient(90deg,var(--brand),var(--brand-3));
      opacity:.35;
    }
    .comparison-wrap{overflow:auto; border-radius:24px; border:1px solid var(--line); background:#fff}
    table{width:100%; border-collapse:collapse; min-width:780px}
    th,td{padding:16px 14px; border-bottom:1px solid #f0e7dc; text-align:left; vertical-align:top}
    th{background:#fff7ef; font-weight:800}
    tr:hover td{background:#fffdfa}
    .rating{
      display:flex; flex-wrap:wrap; gap:8px; align-items:center; margin-top:10px
    }
    .stars{color:#ff9d2e; letter-spacing:2px; font-size:1.08rem}
    .score{padding:6px 10px; background:rgba(124,92,255,.10); color:#4d3ab8; border-radius:999px; font-weight:700}
    .selector{
      display:grid; grid-template-columns:repeat(4,1fr); gap:12px;
    }
    .selector .chip{
      padding:14px 14px; border-radius:18px; border:1px solid var(--line); background:#fff; cursor:pointer;
      transition:.2s ease; text-align:center; font-weight:700;
    }
    .selector .chip.active{border-color:rgba(232,63,111,.35); background:linear-gradient(135deg, rgba(232,63,111,.08), rgba(255,140,66,.08)); color:#b61e4b}
    .price-band{
      display:grid; grid-template-columns:repeat(3,1fr); gap:14px
    }
    .price-item{
      border-radius:22px; padding:18px; background:#fff; border:1px solid var(--line)
    }
    .price-item strong{display:block; font-size:1.3rem; margin-bottom:6px}
    .timeline{display:grid; gap:14px}
    .timeline-item{
      display:grid; grid-template-columns:92px 1fr; gap:16px; align-items:start;
      padding:18px; background:#fff; border:1px solid var(--line); border-radius:20px;
    }
    .timeline-item b{color:#b61e4b}
    .media-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:16px}
    .media-grid img{width:100%; height:auto; border-radius:22px; border:1px solid var(--line); box-shadow:var(--shadow)}
    .quotes{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .quote{
      background:#fff; border:1px solid var(--line); border-radius:22px; padding:20px;
    }
    .quote .who{margin-top:12px; color:#7a5161; font-weight:700}
    .faq details{
      background:#fff; border:1px solid var(--line); border-radius:18px; padding:16px 18px;
      box-shadow:0 8px 20px rgba(35,23,16,.04);
    }
    .faq details + details{margin-top:12px}
    .faq summary{cursor:pointer; font-weight:800; list-style:none}
    .faq summary::-webkit-details-marker{display:none}
    .faq p{margin:12px 0 0; color:var(--muted)}
    .article-list{display:grid; grid-template-columns:repeat(3,1fr); gap:16px}
    .article-list a{display:block; padding:18px; border-radius:20px; border:1px solid var(--line); background:#fff; transition:.2s ease}
    .article-list a:hover{transform:translateY(-3px); box-shadow:var(--shadow-2)}
    .article-list time{display:block; color:#8d6f57; font-size:.9rem; margin-bottom:8px}
    form{
      display:grid; gap:14px;
    }
    .form-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:14px}
    input,select,textarea{
      width:100%; border:1px solid var(--line); background:#fff; color:var(--text);
      border-radius:16px; padding:14px 14px; font:inherit; outline:none;
      transition:border-color .2s ease, box-shadow .2s ease;
    }
    textarea{min-height:132px; resize:vertical}
    input:focus,select:focus,textarea:focus{border-color:rgba(232,63,111,.45); box-shadow:0 0 0 4px rgba(232,63,111,.08)}
    .footer{
      background:#171923;
      color:#eff2f7;
      margin-top:6px;
      padding:42px 0 24px;
    }
    .footer a{color:#ffd2df}
    .footer .muted{color:#c8d0de}
    .footer-grid{display:grid; grid-template-columns:1.12fr .88fr; gap:20px}
    .footer-card{
      background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08);
      border-radius:22px; padding:20px;
    }
    .footer-links{display:flex; flex-wrap:wrap; gap:10px}
    .footer-links a{padding:8px 12px; background:rgba(255,255,255,.06); border-radius:999px}
    .bottom-line{display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; margin-top:18px; padding-top:18px; border-top:1px solid rgba(255,255,255,.1)}
    .float-tools{
      position:fixed; right:16px; bottom:16px; z-index:90;
      display:flex; flex-direction:column; gap:10px;
    }
    .float-tools a,.float-tools button{
      width:48px; height:48px; border-radius:16px; border:none; cursor:pointer;
      display:grid; place-items:center; box-shadow:var(--shadow-2);
      background:#fff; color:var(--text); font-weight:800;
    }
    .float-tools .primary{background:linear-gradient(135deg,var(--brand),var(--brand-2)); color:#fff}
    .sticky-qr{
      display:grid; grid-template-columns:110px 1fr; gap:14px; align-items:center
    }
    .qr-box{
      background:#fff; border-radius:18px; padding:10px; border:1px solid var(--line)
    }
    .reveal{opacity:0; transform:translateY(16px); transition:opacity .6s ease, transform .6s ease}
    .reveal.in{opacity:1; transform:none}
    .nav-panel{display:none}
    @media (max-width: 1024px){
      .hero-grid,.split,.footer-grid,.grid-4,.steps,.quotes,.article-list,.media-grid,.grid-3,.selector,.price-band{grid-template-columns:1fr 1fr}
      .hero-points{grid-template-columns:1fr}
      .service-cards{grid-template-columns:1fr}
      .top-nav{position:relative}
    }
    @media (max-width: 820px){
      .mobile-toggle{display:inline-flex}
      .nav-links,.nav-cta{display:none}
      .nav-panel{
        display:none; padding:0 0 16px;
      }
      .nav-panel.open{display:block}
      .nav-panel .panel-inner{
        display:grid; gap:10px; padding:14px 0 4px;
      }
      .nav-panel a,.nav-panel .btn{width:100%}
      .hero-grid,.split,.footer-grid,.grid-4,.steps,.quotes,.article-list,.media-grid,.grid-3,.selector,.price-band,.form-grid,.timeline-item,.sticky-qr{grid-template-columns:1fr}
      .hero-card,.panel-soft{padding:22px}
      .section-head{align-items:start; flex-direction:column}
      .step:not(:last-child)::after{display:none}
      .timeline-item{gap:10px}
    }