:root{
      --bg0:#fff7ef;
      --bg1:#f4f6ff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6474;
      --brand:#ff3d6e;
      --brand2:#2f6cff;
      --brand3:#00b894;
      --line:rgba(15,23,42,.12);
      --shadow:0 18px 40px rgba(17,24,39,.10);
      --shadow2:0 12px 24px rgba(17,24,39,.10);
      --radius:18px;
      --radius2:14px;
      --container:1120px;
      --padX:20px;
      --focus: rgba(47,108,255,.35);
      --btnText:#0b1220;
    }

    *{box-sizing:border-box}
    html,body{height:100%}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(900px 420px at 8% -10%, rgba(255,61,110,.22), transparent 60%),
        radial-gradient(900px 420px at 92% -10%, rgba(47,108,255,.20), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 45%, #ffffff 100%);
      overflow-x:hidden;
    }

    a{color:inherit; text-decoration:none}
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
      outline:3px solid var(--focus);
      outline-offset:2px;
      border-radius:10px;
    }

    .container{
      width:min(var(--container), calc(100% - var(--padX)*2));
      margin:0 auto;
    }

    .skip-link{
      position:absolute; left:-999px; top:8px;
      padding:10px 12px; background:var(--card);
      border:1px solid var(--line); border-radius:12px;
      z-index:9999;
    }
    .skip-link:focus{left:var(--padX);}

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(130%) blur(10px);
      background:rgba(255,255,255,.65);
      border-bottom:1px solid rgba(15,23,42,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:220px;
    }
    .brand .logo{
      width:40px; height:40px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background:
        radial-gradient(18px 18px at 30% 25%, rgba(255,255,255,.9), transparent 55%),
        linear-gradient(135deg, rgba(255,61,110,.95), rgba(47,108,255,.95));
      box-shadow: 0 10px 18px rgba(47,108,255,.18);
      overflow:hidden;
    }
    .brand .logo img{
      width:30px; height:auto; display:block;
      transform: translateY(1px);
    }
    .brand .brand-text{display:flex; flex-direction:column; line-height:1.1}
    .brand .brand-name{
      font-weight:820;
      letter-spacing:.2px;
      font-size:14px;
    }
    .brand .brand-sub{
      color:var(--muted);
      font-size:12px;
      margin-top:3px;
    }

    nav{
      display:flex; align-items:center; gap:10px;
      flex:1;
      justify-content:flex-end;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:6px;
      flex-wrap:nowrap;
      overflow:hidden;
    }
    .nav-links a{
      padding:9px 10px;
      border-radius:12px;
      color:rgba(31,41,55,.92);
      font-size:13px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(255,255,255,.75);
      border-color:rgba(15,23,42,.10);
      transform: translateY(-1px);
    }

    .nav-actions{
      display:flex; align-items:center; gap:10px;
      margin-left:8px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:14px;
      padding:11px 14px;
      border:1px solid rgba(15,23,42,.12);
      background:rgba(255,255,255,.85);
      color:rgba(17,24,39,.92);
      cursor:pointer;
      font-weight:720;
      font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 24px rgba(17,24,39,.12);
      border-color:rgba(15,23,42,.18);
    }
    .btn-primary{
      border-color: rgba(255,61,110,.35);
      background:
        radial-gradient(140px 40px at 20% 30%, rgba(255,255,255,.45), transparent 55%),
        linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      color:#fff;
      box-shadow: 0 14px 30px rgba(255,61,110,.20);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 40px rgba(255,61,110,.26);
      border-color: rgba(255,61,110,.55);
    }

    .btn-ghost{
      background:rgba(255,255,255,.65);
    }

    .hamburger{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background:rgba(255,255,255,.85);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .hamburger:hover{transform: translateY(-1px); box-shadow:0 12px 24px rgba(17,24,39,.12);}
    .hamburger .bars{
      width:18px; height:12px; margin:0 auto; position:relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px; background:rgba(17,24,39,.82);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:10px;
      padding:12px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      border-radius:16px;
    }
    .mobile-panel .mobile-links a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.08);
      background:rgba(255,255,255,.8);
      font-weight:700;
      color:rgba(17,24,39,.92);
      transition: transform .15s ease;
    }
    .mobile-panel .mobile-links a:hover{transform: translateY(-1px)}
    .mobile-panel .mobile-actions{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:12px;
    }

    main{padding-bottom:22px}

    .hero{
      padding:44px 0 18px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:22px;
      align-items:stretch;
    }

    .hero-card{
      border-radius:26px;
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(600px 220px at 20% 0%, rgba(255,61,110,.20), transparent 55%),
        radial-gradient(620px 260px at 95% 10%, rgba(47,108,255,.20), transparent 50%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      padding:26px;
      position:relative;
      overflow:hidden;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .hero-card::after{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(420px 140px at 40% 0%, rgba(255,61,110,.18), transparent 60%),
        radial-gradient(420px 140px at 90% 20%, rgba(47,108,255,.16), transparent 60%);
      pointer-events:none;
      filter:saturate(120%);
      opacity:.9;
    }
    .hero-head{
      position:relative;
      display:flex; flex-direction:column; gap:12px;
    }
    .pill-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      font-weight:750;
      font-size:12px;
      color:rgba(17,24,39,.88);
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 10px 18px rgba(255,61,110,.22);
    }

    h1{
      position:relative;
      margin:0;
      font-size:34px;
      line-height:1.12;
      letter-spacing:-.6px;
    }
    .lead{
      position:relative;
      margin:0;
      color:var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width:64ch;
    }

    .hero-cta{
      position:relative;
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top:6px;
    }
    .hero-note{
      position:relative;
      display:flex; gap:14px; flex-wrap:wrap; margin-top:4px;
      align-items:center;
    }
    .note-item{
      display:flex; align-items:center; gap:10px;
      color:rgba(17,24,39,.86);
      font-weight:650;
      font-size:13px;
    }
    .icon-badge{
      width:34px; height:34px; border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(15,23,42,.10);
    }
    .icon-badge svg{width:18px; height:18px; opacity:.95}

    .hero-side{
      border-radius:26px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding:18px;
      overflow:hidden;
      position:relative;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:-140px -120px auto auto;
      width:260px; height:260px;
      background: radial-gradient(circle at 30% 30%, rgba(0,184,148,.35), transparent 60%);
      transform: rotate(20deg);
      pointer-events:none;
    }
    .side-title{
      display:flex; justify-content:space-between; align-items:flex-start;
      gap:10px; position:relative;
    }
    .side-title h2{
      margin:0;
      font-size:15px;
      letter-spacing:.2px;
    }
    .sparkline{
      width:120px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:linear-gradient(180deg, rgba(255,255,255,.75), rgba(255,255,255,.55));
      display:flex; align-items:center; justify-content:center;
      padding:6px 10px;
      color:var(--muted);
      font-size:12px;
      font-weight:750;
    }
    .side-grid{
      position:relative;
      display:grid;
      grid-template-columns:1fr;
      gap:10px;
      margin-top:4px;
    }
    .metric{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
      padding:12px 12px;
      display:flex; gap:12px; align-items:center;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(17,24,39,.12);
    }
    .metric .m-left{
      width:42px; height:42px; border-radius:16px;
      background:
        radial-gradient(18px 18px at 28% 25%, rgba(255,255,255,.8), transparent 55%),
        linear-gradient(135deg, rgba(255,61,110,.95), rgba(47,108,255,.95));
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      font-weight:900;
      letter-spacing:-.5px;
    }
    .metric:nth-child(2) .m-left{
      background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));
    }
    .metric:nth-child(3) .m-left{
      background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));
    }
    .metric .m-right{display:flex; flex-direction:column; gap:4px}
    .metric .m-num{
      font-size:16px; font-weight:900; letter-spacing:-.3px;
    }
    .metric .m-label{
      color:var(--muted); font-size:12.5px; font-weight:650; line-height:1.4;
    }

    .countdown-wrap{
      position:relative;
      margin-top:2px;
      border-radius:22px;
      border:1px solid rgba(15,23,42,.10);
      padding:14px;
      background:
        radial-gradient(320px 120px at 10% 0%, rgba(255,61,110,.16), transparent 55%),
        radial-gradient(320px 120px at 100% 0%, rgba(47,108,255,.14), transparent 55%),
        rgba(255,255,255,.75);
      overflow:hidden;
    }
    .countdown-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .countdown-top h3{
      margin:0;
      font-size:14px; letter-spacing:.2px;
    }
    .badge-temp{
      font-size:12px; font-weight:850;
      color:rgba(17,24,39,.88);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.7);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
    }
    .timer{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:stretch;
    }
    .tbox{
      flex:1;
      min-width:86px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.80);
      padding:10px 10px;
      display:flex;
      flex-direction:column;
      gap:6px;
      align-items:flex-start;
      position:relative;
      overflow:hidden;
    }
    .tbox::after{
      content:"";
      position:absolute; inset:-60px -40px auto auto;
      width:120px; height:120px;
      background: radial-gradient(circle at 30% 30%, rgba(255,61,110,.18), transparent 60%);
      pointer-events:none;
    }
    .tval{
      font-weight:1000;
      font-size:22px;
      letter-spacing:-.6px;
      line-height:1;
      position:relative;
      animation: popIn .35s ease both;
    }
    .tkey{
      color:var(--muted);
      font-size:12px;
      font-weight:720;
      position:relative;
    }
    @keyframes popIn{
      from{transform: translateY(6px); opacity:.0}
      to{transform: translateY(0); opacity:1}
    }

    .section{
      padding:36px 0 16px;
    }
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between;
      gap:16px; flex-wrap:wrap;
      margin-bottom:16px;
    }
    .section-title{
      margin:0;
      font-size:22px;
      letter-spacing:-.35px;
    }
    .section-desc{
      margin:0;
      color:var(--muted);
      font-size:14px;
      line-height:1.7;
      max-width:72ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
      align-items:stretch;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
      align-items:stretch;
    }

    .card{
      border-radius:var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.76);
      box-shadow: 0 10px 24px rgba(17,24,39,.06);
      padding:16px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(17,24,39,.12);
      border-color: rgba(15,23,42,.16);
      background:rgba(255,255,255,.86);
    }
    .card h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.65;
    }
    .card .tag-row{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .tag{
      font-size:12px;
      font-weight:780;
      color:rgba(17,24,39,.86);
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.72);
      padding:6px 9px;
      border-radius:999px;
      white-space:nowrap;
    }
    .tag.accent{
      border-color: rgba(255,61,110,.30);
      background: rgba(255,61,110,.10);
    }

    .steps{
      counter-reset: step;
    }
    .step{
      padding:18px 16px;
      display:flex; flex-direction:column; gap:8px;
      min-height:132px;
    }
    .step::before{
      content: counter(step);
      counter-increment: step;
      width:34px; height:34px; border-radius:16px;
      background: linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      color:#fff;
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      letter-spacing:-.4px;
      box-shadow: 0 16px 30px rgba(255,61,110,.20);
    }
    .step:nth-child(2)::before{background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));}
    .step:nth-child(3)::before{background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));}
    .step h3{margin-top:0}
    .step ul{
      margin:0; padding-left:18px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }

    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
    }
    thead th{
      text-align:left;
      background:
        linear-gradient(90deg, rgba(255,61,110,.14), rgba(47,108,255,.14));
      color:rgba(17,24,39,.95);
      font-size:13px;
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.10);
      white-space:nowrap;
    }
    tbody td{
      padding:12px 12px;
      border-bottom:1px solid rgba(15,23,42,.08);
      color:rgba(31,41,55,.92);
      font-size:13.5px;
      line-height:1.5;
      vertical-align:top;
    }
    tbody tr:last-child td{border-bottom:none}
    .check{
      display:inline-flex; align-items:center; gap:8px;
      font-weight:760;
    }
    .check i{
      width:18px; height:18px; border-radius:8px;
      background: rgba(0,184,148,.12);
      border:1px solid rgba(0,184,148,.22);
      display:inline-flex; align-items:center; justify-content:center;
    }
    .check i svg{width:12px; height:12px; fill:none; stroke:#0b8a73; stroke-width:2}

    .score-wrap{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .score-card{
      padding:18px;
      display:flex; flex-direction:column; gap:12px;
    }
    .rating-row{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      flex-wrap:wrap;
    }
    .rating-big{
      display:flex; align-items:flex-end; gap:10px;
    }
    .star{
      width:44px; height:44px; border-radius:18px;
      background: linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 18px 36px rgba(255,61,110,.20);
      flex:0 0 auto;
    }
    .star svg{width:22px; height:22px; fill:#fff}
    .rating-num{
      font-size:40px; font-weight:1100; letter-spacing:-1.2px;
      line-height:1;
    }
    .rating-sub{
      color:var(--muted);
      font-weight:750; font-size:13px;
      margin-bottom:6px;
    }
    .review-high{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(220px 90px at 10% 0%, rgba(0,184,148,.15), transparent 60%),
        radial-gradient(220px 90px at 100% 10%, rgba(47,108,255,.15), transparent 60%),
        rgba(255,255,255,.70);
      padding:14px;
    }
    .bullets{
      margin:0; padding-left:18px;
      color:var(--muted);
      font-size:13.5px; line-height:1.7;
    }

    .compare-badges{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:6px;
    }
    .badge{
      border-radius:999px;
      padding:9px 11px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      font-weight:820;
      font-size:12.5px;
      color:rgba(17,24,39,.90);
      display:inline-flex; align-items:center; gap:10px;
      white-space:nowrap;
    }
    .badge .bmark{
      width:12px; height:12px; border-radius:50%;
      background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(47,108,255,.95));
      box-shadow: 0 10px 18px rgba(255,61,110,.18);
    }
    .badge.alt .bmark{background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));}
    .badge.alt2 .bmark{background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));}

    .case-rail{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .case-card{
      padding:0;
      overflow:hidden;
      display:flex; flex-direction:column;
      background:rgba(255,255,255,.76);
    }
    .case-media{
      padding:14px 14px 0;
    }
    .media-img{
      width:100%;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.7);
      display:block;
    }
    .case-body{
      padding:14px 16px 16px;
      display:flex; flex-direction:column; gap:10px;
    }
    .case-meta{
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .case-meta .cat{
      display:inline-flex; align-items:center; gap:8px;
      font-weight:860; font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
    }
    .case-meta .time{
      color:var(--muted);
      font-size:12.5px;
      font-weight:720;
    }
    .case-body h3{
      margin:0;
      font-size:15.5px;
      letter-spacing:.1px;
    }

    .article-list{
      display:flex; flex-direction:column; gap:10px;
    }
    .article-item{
      display:flex; gap:12px; align-items:flex-start;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      padding:14px 14px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .article-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(17,24,39,.12);
      border-color: rgba(15,23,42,.16);
    }
    .a-dot{
      width:40px; height:40px; border-radius:16px;
      background:
        radial-gradient(18px 18px at 30% 25%, rgba(255,255,255,.9), transparent 55%),
        linear-gradient(135deg, rgba(255,61,110,.95), rgba(47,108,255,.95));
      flex:0 0 auto;
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      font-weight:1000;
    }
    .article-item:nth-child(2) .a-dot{background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));}
    .article-item:nth-child(3) .a-dot{background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));}
    .article-item a{
      display:block;
    }
    .article-item h3{
      margin:0;
      font-size:14.5px;
      letter-spacing:.1px;
    }
    .article-item p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:13.2px;
      line-height:1.6;
    }

    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    details{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.78);
      padding:12px 12px;
      transition: border-color .15s ease, box-shadow .15s ease;
    }
    details[open]{
      border-color: rgba(47,108,255,.26);
      box-shadow: 0 18px 40px rgba(47,108,255,.12);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:850;
      color:rgba(17,24,39,.94);
      font-size:14px;
      padding:4px 2px;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      flex:0 0 auto;
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, background .2s ease;
    }
    details[open] .sum-right{
      transform: rotate(45deg);
      background: rgba(47,108,255,.10);
      border-color: rgba(47,108,255,.22);
    }
    .sum-right svg{width:14px; height:14px; stroke:rgba(17,24,39,.85); stroke-width:2; fill:none}
    .faq p{
      margin:8px 2px 2px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }

    .testimonial-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .quote{
      padding:16px;
      display:flex; flex-direction:column; gap:10px;
      min-height:176px;
    }
    .quote .top{
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
    }
    .avatar{
      width:44px; height:44px; border-radius:18px;
      background:
        radial-gradient(18px 18px at 30% 25%, rgba(255,255,255,.9), transparent 55%),
        linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      font-weight:1000;
      letter-spacing:-.4px;
      flex:0 0 auto;
    }
    .quote:nth-child(2) .avatar{background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));}
    .quote:nth-child(3) .avatar{background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));}
    .quote .role{
      color:var(--muted);
      font-weight:780;
      font-size:12.5px;
      margin-top:2px;
      white-space:nowrap;
    }
    .quote .text{
      color:rgba(31,41,55,.92);
      font-size:13.8px;
      line-height:1.72;
      margin:0;
    }
    .quote .meta{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color:var(--muted);
      font-size:12.5px;
      font-weight:730;
    }
    .pill-small{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      white-space:nowrap;
    }

    .form-wrap{
      display:grid;
      grid-template-columns: 1fr .95fr;
      gap:14px;
      align-items:start;
    }
    .form{
      padding:18px;
    }
    .form .row{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-bottom:12px;
    }
    label{
      display:flex; flex-direction:column; gap:8px;
      color:rgba(17,24,39,.92);
      font-weight:800;
      font-size:13px;
    }
    input, select, textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background:rgba(255,255,255,.85);
      padding:11px 12px;
      font-size:14px;
      color:rgba(17,24,39,.92);
      transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      outline:none;
      border-color: rgba(47,108,255,.35);
      box-shadow: 0 0 0 4px rgba(47,108,255,.16);
      background:#fff;
    }
    .form .actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center; margin-top:12px;
    }
    .form .fineprint{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
      margin:0;
    }

    .side-info{
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .side-info h3{
      margin:0;
      font-size:15px;
    }
    .side-info .list{
      margin:0;
      padding-left:18px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .kpi-row{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:10px;
      margin-top:6px;
    }
    .kpi{
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.76);
      padding:12px;
    }
    .kpi .k{
      font-weight:1000;
      font-size:18px;
      letter-spacing:-.5px;
    }
    .kpi .d{
      color:var(--muted);
      font-size:12.8px;
      font-weight:720;
      margin-top:6px;
      line-height:1.35;
    }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
      padding:14px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.74);
    }
    .cloud-item{
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
      font-size:12.8px;
      font-weight:820;
      color:rgba(17,24,39,.92);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud-item:hover{
      transform: translateY(-2px);
      border-color: rgba(255,61,110,.26);
      background: rgba(255,61,110,.08);
    }

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .time-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:14px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.75);
    }
    .time-bullet{
      width:42px; height:42px; border-radius:18px;
      background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(47,108,255,.95));
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      font-weight:1000;
      flex:0 0 auto;
    }
    .time-item:nth-child(2) .time-bullet{background: linear-gradient(135deg, rgba(0,184,148,.95), rgba(47,108,255,.95));}
    .time-item:nth-child(3) .time-bullet{background: linear-gradient(135deg, rgba(255,61,110,.95), rgba(0,184,148,.95));}
    .time-body h3{
      margin:2px 0 6px;
      font-size:14.8px;
    }
    .time-body p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }

    .network-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:stretch;
    }
    .network-map{
      padding:18px;
      position:relative;
      overflow:hidden;
    }
    .map-bg{
      position:absolute; inset:-80px -80px auto auto;
      width:240px; height:240px;
      border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(47,108,255,.22), transparent 60%);
      pointer-events:none;
    }
    .net-list{
      margin:0; padding-left:18px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      position:relative;
    }

    footer{
      margin-top:18px;
      border-top:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
    }
    .footer-wrap{
      padding:22px 0;
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .footer-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .footer-brand{
      display:flex; flex-direction:column; gap:8px;
      max-width:520px;
    }
    .footer-brand .line{
      display:flex; align-items:center; gap:12px;
    }
    .footer-logo{
      width:46px; height:46px; border-radius:18px;
      background: linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      display:flex; align-items:center; justify-content:center;
      color:#fff;
      font-weight:1000;
      flex:0 0 auto;
    }
    .footer-brand h3{margin:0; font-size:16px}
    .footer-brand p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
    }
    .footer-links{
      display:grid;
      grid-template-columns: repeat(2, minmax(160px, 1fr));
      gap:10px 16px;
      min-width:340px;
    }
    .footer-links a{
      padding:9px 10px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.70);
      font-size:13px;
      font-weight:740;
      color:rgba(17,24,39,.90);
      transition: transform .15s ease;
      white-space:nowrap;
    }
    .footer-links a:hover{transform: translateY(-2px)}
    .footer-mid{
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .friendship{
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
    }
    .friendship a{
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.74);
      font-size:12.8px;
      font-weight:780;
      color:rgba(17,24,39,.90);
      transition: transform .15s ease;
    }
    .friendship a:hover{transform: translateY(-2px)}
    .copyright{
      color:var(--muted);
      font-size:12.8px;
      font-weight:720;
    }

    .floating{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:60;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .float-card{
      width:54px; height:54px;
      border-radius:20px;
      border:1px solid rgba(15,23,42,.10);
      background:rgba(255,255,255,.82);
      box-shadow: 0 20px 44px rgba(17,24,39,.14);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
      user-select:none;
    }
    .float-card:hover{transform: translateY(-2px); box-shadow: 0 26px 60px rgba(17,24,39,.18)}
    .float-card svg{width:22px; height:22px; stroke:rgba(17,24,39,.88); stroke-width:2; fill:none}
    .float-card.primary{
      background: linear-gradient(135deg, rgba(255,61,110,.96), rgba(47,108,255,.96));
      border-color: rgba(255,61,110,.35);
    }
    .float-card.primary svg{stroke:#fff}
    .wechat-pop{
      position:absolute;
      right:0;
      bottom:64px;
      width:220px;
      border-radius:18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 26px 60px rgba(17,24,39,.18);
      overflow:hidden;
      transform-origin: 90% 100%;
      transform: scale(.98);
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .wechat-pop.show{
      opacity:1;
      pointer-events:auto;
      transform: scale(1);
    }
    .wechat-pop .pop-head{
      padding:12px 12px 10px;
      background: linear-gradient(90deg, rgba(255,61,110,.14), rgba(47,108,255,.14));
      font-weight:920;
      font-size:13.2px;
    }
    .wechat-pop .pop-body{
      padding:12px;
      display:flex; flex-direction:column; gap:10px;
      align-items:center;
    }
    .wechat-pop img{
      width:140px; height:auto;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
      display:block;
    }
    .wechat-pop .pop-foot{
      width:100%;
      padding:0 12px 12px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.5;
      font-weight:720;
      text-align:center;
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    .divider{
      height:1px;
      background:rgba(15,23,42,.10);
      margin:14px 0;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      h1{font-size:30px}
      .grid-3{grid-template-columns: 1fr; }
      .grid-4{grid-template-columns: 1fr 1fr;}
      .score-wrap{grid-template-columns:1fr}
      .case-rail{grid-template-columns: 1fr;}
      .faq{grid-template-columns:1fr}
      .testimonial-grid{grid-template-columns:1fr}
      .form-wrap{grid-template-columns:1fr}
      .network-grid{grid-template-columns:1fr}
      .footer-links{grid-template-columns: 1fr 1fr; min-width:unset}
      .nav-links{display:none}
      .hamburger{display:inline-flex; align-items:center; justify-content:center}
      .mobile-panel{display:block}
      nav{justify-content:flex-end}
      .nav-actions .btn-ghost{display:none}
      .mobile-panel[data-open="false"]{display:none}
    }

    @media (prefers-reduced-motion: reduce){
      *{scroll-behavior:auto !important}
      .reveal{transition:none}
      .tval{animation:none}
    }