:root{
      --bg0:#fff7f3;
      --bg1:#ffffff;
      --text:#1f2430;
      --muted:#5a6478;
      --line:rgba(20,24,35,.10);
      --card:rgba(255,255,255,.78);
      --card2:#fff;
      --shadow:0 10px 30px rgba(18, 18, 22, .08);
      --shadow2:0 16px 44px rgba(18, 18, 22, .12);

      --hot:#ff5a1f;
      --hot2:#ff7a2f;
      --deep:#2b0b06;
      --accent:#ff3d00;
      --accent2:#ff9a2f;

      --focus:rgba(255,90,31,.35);
      --radius:18px;
      --radius2:24px;
      --container:1140px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
        "Microsoft YaHei", "Noto Sans SC", "Helvetica Neue", Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(900px 460px at 20% -10%, rgba(255,90,31,.22), rgba(255,90,31,0) 60%),
        radial-gradient(760px 440px at 86% 6%, rgba(255,154,47,.18), rgba(255,154,47,0) 55%),
        linear-gradient(180deg, #fff7f3 0%, #ffffff 40%, #fffdfc 100%);
    }
    a{color:inherit}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }
    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:18px; top:18px; width:auto; height:auto; padding:10px 12px;
      background:#fff; border:1px solid var(--line); border-radius:12px; z-index:10000;
      box-shadow:var(--shadow);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(1.2) blur(12px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(20,24,35,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      gap:14px; padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width:220px;
    }
    .ai-page-logo{
      width:38px; height:38px; border-radius:12px;
      object-fit:contain;
    }
    .brand-name{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-name strong{
      font-size:14px; letter-spacing:.2px;
    }
    .brand-name span{
      font-size:12px; color:var(--muted);
      white-space:nowrap;
    }
    nav{
      display:flex; align-items:center; gap:14px;
    }
    .nav-links{
      display:flex; align-items:center; gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      text-decoration:none;
      font-size:13px;
      color:#2a2f3a;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition:transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(255,90,31,.08);
      border-color:rgba(255,90,31,.18);
      transform:translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px; justify-content:flex-end;
      flex-shrink:0;
    }
    .btn{
      appearance:none; border:none; cursor:pointer;
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:10px 14px;
      border-radius:14px;
      font-weight:650; letter-spacing:.2px;
      text-decoration:none;
      transition:transform .15s ease, box-shadow .15s ease, filter .15s ease, background .15s ease;
      user-select:none;
    }
    .btn:active{transform:translateY(1px)}
    .btn-primary{
      background:linear-gradient(135deg, var(--hot) 0%, var(--accent2) 100%);
      color:#1b0f08;
      box-shadow:0 14px 34px rgba(255,90,31,.26);
    }
    .btn-primary:hover{filter:saturate(1.05); box-shadow:0 18px 48px rgba(255,90,31,.30)}
    .btn-ghost{
      background:rgba(255,255,255,.65);
      border:1px solid rgba(20,24,35,.10);
      color:#222835;
    }
    .btn-ghost:hover{background:rgba(255,255,255,.9)}
    .icon{
      width:18px; height:18px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
      width:44px; height:44px;
      border-radius:14px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.65);
      align-items:center; justify-content:center;
      cursor:pointer;
    }
    .mobile-toggle span{
      width:18px; height:2px; background:#2b2f3a; position:relative; display:block;
      border-radius:2px;
    }
    .mobile-toggle span:before, .mobile-toggle span:after{
      content:""; position:absolute; left:0; width:18px; height:2px; background:#2b2f3a; border-radius:2px;
      transition:transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .mobile-toggle span:before{top:-6px}
    .mobile-toggle span:after{top:6px}
    .mobile-toggle[aria-expanded="true"] span{background:transparent}
    .mobile-toggle[aria-expanded="true"] span:before{top:0; transform:rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] span:after{top:0; transform:rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding:8px 0 14px;
    }
    .mobile-panel .panel-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-panel .panel-links a{
      text-decoration:none;
      font-size:14px;
      color:#1f2430;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.70);
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .mobile-panel .panel-links a:hover{
      transform:translateY(-1px);
      border-color:rgba(255,90,31,.22);
      background:rgba(255,255,255,.95);
    }

    main{padding-bottom:44px}

    .hero{
      padding:34px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border-radius:var(--radius2);
      background:
        radial-gradient(900px 420px at 12% 12%, rgba(255,90,31,.22), rgba(255,90,31,0) 60%),
        radial-gradient(860px 420px at 80% 0%, rgba(255,154,47,.18), rgba(255,154,47,0) 55%),
        linear-gradient(180deg, rgba(255,255,255,.74) 0%, rgba(255,255,255,.90) 100%);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:var(--shadow);
      overflow:hidden;
      position:relative;
      padding:24px;
      min-height:340px;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(500px 200px at 20% 20%, rgba(255,90,31,.18), transparent 55%),
        radial-gradient(420px 220px at 90% 10%, rgba(255,154,47,.16), transparent 55%);
      pointer-events:none;
      opacity:.9;
    }
    .hero-inner{position:relative; z-index:1}
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,90,31,.10);
      border:1px solid rgba(255,90,31,.22);
      color:#2a1a14;
      font-weight:650;
      font-size:13px;
      letter-spacing:.2px;
    }
    .pulse-dot{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--hot) 0%, var(--accent2) 100%);
      box-shadow:0 0 0 0 rgba(255,90,31,.35);
      animation:pulse 1.8s ease-out infinite;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(255,90,31,.34)}
      60%{box-shadow:0 0 0 12px rgba(255,90,31,0)}
      100%{box-shadow:0 0 0 0 rgba(255,90,31,0)}
    }

    h1{
      margin:14px 0 10px;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.12;
    }
    .hero-lead{
      margin:0;
      font-size:15px;
      color:var(--muted);
      line-height:1.65;
      max-width:62ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px; margin-top:18px; align-items:center;
    }
    .btn-secondary{
      background:rgba(255,255,255,.85);
      border:1px solid rgba(20,24,35,.12);
      color:#222835;
      box-shadow:0 10px 22px rgba(18,18,22,.06);
    }
    .btn-secondary:hover{border-color:rgba(255,90,31,.25)}
    .hero-badges{
      display:flex; flex-wrap:wrap; gap:10px; margin-top:16px;
    }
    .badge{
      display:flex; align-items:center; gap:10px;
      border-radius:999px;
      padding:9px 12px;
      background:rgba(255,255,255,.70);
      border:1px solid rgba(20,24,35,.10);
      color:#2a2f3a;
      font-size:13px;
    }
    .badge i{
      width:28px; height:28px; border-radius:10px;
      background:linear-gradient(135deg, rgba(255,90,31,.18), rgba(255,154,47,.14));
      border:1px solid rgba(255,90,31,.18);
      display:inline-flex; align-items:center; justify-content:center;
      font-style:normal;
    }

    .side-stack{
      display:flex; flex-direction:column; gap:14px;
    }
    .data-card{
      background:rgba(255,255,255,.84);
      border:1px solid rgba(20,24,35,.10);
      border-radius:var(--radius2);
      box-shadow:var(--shadow);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .data-card:after{
      content:"";
      position:absolute; right:-60px; top:-60px;
      width:160px; height:160px;
      background:radial-gradient(circle at 30% 30%, rgba(255,90,31,.28), rgba(255,90,31,0) 62%);
      pointer-events:none;
    }
    .data-grid{
      position:relative; z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .metric{
      border-radius:16px;
      background:rgba(255,255,255,.78);
      border:1px solid rgba(20,24,35,.08);
      padding:12px 12px;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .metric:hover{
      transform:translateY(-2px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 12px 26px rgba(18,18,22,.08);
    }
    .metric strong{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .metric span{
      display:block;
      margin-top:6px;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.35;
    }
    .side-note{
      display:flex; flex-direction:column; gap:10px;
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.95));
      border:1px solid rgba(20,24,35,.10);
      border-radius:var(--radius2);
      box-shadow:var(--shadow);
      padding:16px;
    }
    .note-title{
      display:flex; align-items:center; gap:10px;
      font-weight:800;
      letter-spacing:-.2px;
    }
    .chip-row{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .chip{
      font-size:12.5px;
      color:#2a2f3a;
      padding:8px 10px;
      background:rgba(255,90,31,.08);
      border:1px solid rgba(255,90,31,.16);
      border-radius:999px;
      white-space:nowrap;
    }
    .small-link{
      margin-top:4px;
      display:inline-flex; align-items:center; gap:8px;
      color:#2a1a14;
      text-decoration:none;
      font-weight:650;
      font-size:13px;
      width:max-content;
      border-radius:12px;
      padding:10px 10px;
      border:1px solid rgba(255,90,31,.18);
      background:rgba(255,255,255,.75);
      transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .small-link:hover{
      transform:translateY(-1px);
      border-color:rgba(255,90,31,.26);
      box-shadow:0 12px 24px rgba(255,90,31,.10);
    }

    section{
      padding:42px 0 0;
    }
    .section-title{
      display:flex; flex-direction:column; gap:10px;
      margin-bottom:18px;
    }
    .section-title h2{
      margin:0;
      font-size:26px;
      letter-spacing:-.4px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:14.5px;
      max-width:76ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap:14px;
    }
    .card{
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      border-radius:var(--radius);
      padding:16px;
      box-shadow:0 10px 26px rgba(18,18,22,.06);
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform:translateY(-3px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    .card .topline{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .glyph{
      width:40px; height:40px;
      border-radius:14px;
      border:1px solid rgba(255,90,31,.18);
      background:linear-gradient(135deg, rgba(255,90,31,.14), rgba(255,154,47,.12));
      display:flex; align-items:center; justify-content:center;
      color:#2a1a14;
      flex-shrink:0;
    }
    .glyph svg{width:18px; height:18px}
    .card h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      line-height:1.65;
      font-size:14px;
    }

    .split{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap:12px;
    }
    .step{
      background:rgba(255,255,255,.85);
      border:1px solid rgba(20,24,35,.10);
      border-radius:18px;
      padding:14px 14px;
      box-shadow:0 10px 26px rgba(18,18,22,.06);
      position:relative;
      overflow:hidden;
      min-height:140px;
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .step:hover{
      transform:translateY(-3px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    .step .num{
      font-weight:900;
      font-size:12px;
      color:#2a1a14;
      display:inline-flex; align-items:center; gap:8px;
      margin-bottom:8px;
    }
    .step .num em{
      width:26px; height:26px; border-radius:10px;
      background:rgba(255,90,31,.10);
      border:1px solid rgba(255,90,31,.20);
      font-style:normal;
      display:inline-flex; align-items:center; justify-content:center;
    }
    .step h3{margin:0 0 8px; font-size:15px}
    .step p{margin:0; color:var(--muted); line-height:1.6; font-size:13.5px}

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .timeline .t-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 10px 26px rgba(18,18,22,.05);
    }
    .t-dot{
      width:34px; height:34px; border-radius:14px;
      background:linear-gradient(135deg, rgba(255,90,31,.16), rgba(255,154,47,.12));
      border:1px solid rgba(255,90,31,.18);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
      margin-top:2px;
    }
    .t-dot svg{width:16px; height:16px}
    .t-item strong{display:block; font-size:14.5px; letter-spacing:-.2px}
    .t-item span{display:block; color:var(--muted); margin-top:6px; line-height:1.6; font-size:13.5px}

    .table-wrap{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 12px 30px rgba(18,18,22,.06);
      overflow:hidden;
    }
    .table-top{
      padding:14px 16px;
      border-bottom:1px solid rgba(20,24,35,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      background:linear-gradient(135deg, rgba(255,90,31,.10), rgba(255,154,47,.08));
    }
    .table-top strong{font-size:15px}
    .table-top .tag{
      font-weight:800;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,90,31,.12);
      border:1px solid rgba(255,90,31,.22);
      color:#2a1a14;
      font-size:13px;
      white-space:nowrap;
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      font-size:14px;
      min-width:760px;
    }
    thead th{
      text-align:left;
      padding:12px 14px;
      color:#2a2f3a;
      font-weight:800;
      background:rgba(255,255,255,.92);
      border-bottom:1px solid rgba(20,24,35,.08);
    }
    tbody td{
      padding:12px 14px;
      border-bottom:1px solid rgba(20,24,35,.08);
      color:#2a2f3a;
      vertical-align:top;
      line-height:1.55;
    }
    tbody tr:last-child td{border-bottom:none}
    .check{
      display:inline-flex; align-items:center; gap:8px;
      font-weight:700;
    }
    .check i{
      width:22px; height:22px; border-radius:9px;
      border:1px solid rgba(255,90,31,.18);
      background:rgba(255,90,31,.10);
      display:inline-flex; align-items:center; justify-content:center;
      font-style:normal;
    }
    .x{
      opacity:.75;
      display:inline-flex; align-items:center; gap:8px;
      font-weight:650;
    }
    .x i{
      width:22px; height:22px; border-radius:9px;
      border:1px solid rgba(90,100,120,.18);
      background:rgba(90,100,120,.10);
      display:inline-flex; align-items:center; justify-content:center;
      font-style:normal;
      color:#4b5568;
    }

    .compare-grid{
      display:grid;
      grid-template-columns: 1fr 1.05fr;
      gap:14px;
      align-items:stretch;
    }
    .score-card{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 12px 30px rgba(18,18,22,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .score-card:after{
      content:"";
      position:absolute;
      inset:auto -120px -120px auto;
      width:260px; height:260px;
      background:radial-gradient(circle at 30% 30%, rgba(255,90,31,.22), rgba(255,90,31,0) 62%);
      pointer-events:none;
    }
    .score-inner{position:relative; z-index:1}
    .stars{
      display:flex; gap:6px; align-items:center;
      margin-top:10px;
      flex-wrap:wrap;
    }
    .star{
      width:26px; height:26px;
      display:inline-flex; align-items:center; justify-content:center;
      background:rgba(255,90,31,.12);
      border:1px solid rgba(255,90,31,.20);
      border-radius:10px;
    }
    .star svg{width:14px; height:14px; fill:var(--hot)}
    .score-line{
      display:flex; align-items:baseline; gap:10px; margin-top:8px; flex-wrap:wrap;
    }
    .score{
      font-size:46px;
      letter-spacing:-1px;
      font-weight:950;
      color:#2a1a14;
      line-height:1;
    }
    .outof{
      color:var(--muted);
      font-weight:700;
      margin-bottom:10px;
    }
    .score-meta{
      margin-top:10px;
      color:var(--muted);
      line-height:1.7;
      font-size:14px;
    }
    .side-list{
      margin-top:14px;
      display:grid; gap:10px;
    }
    .side-li{
      display:flex; align-items:flex-start; gap:10px;
      padding:11px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(20,24,35,.10);
    }
    .side-li .bullet{
      width:26px; height:26px; border-radius:10px;
      background:rgba(255,90,31,.10);
      border:1px solid rgba(255,90,31,.20);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
      margin-top:1px;
    }
    .side-li .bullet svg{width:14px; height:14px}
    .side-li strong{font-size:14px}
    .side-li span{display:block; color:var(--muted); margin-top:6px; line-height:1.55; font-size:13.5px}

    .cards-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }

    .media-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .img-card{
      border-radius:var(--radius2);
      overflow:hidden;
      border:1px solid rgba(20,24,35,.10);
      box-shadow:var(--shadow);
      background:rgba(255,255,255,.86);
    }
    .img-wrap{
      padding:12px;
    }
    .img-wrap .img{
      width:100%;
      border-radius:18px;
      display:block;
      border:1px solid rgba(20,24,35,.08);
      box-shadow:0 12px 28px rgba(18,18,22,.06);
      background:#fff;
    }
    .img-caption{
      padding:0 16px 16px;
    }
    .img-caption strong{display:block; font-size:15px}
    .img-caption p{margin:8px 0 0; color:var(--muted); line-height:1.65; font-size:14px}

    .articles{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .list{
      display:grid;
      gap:10px;
    }
    .list a{
      text-decoration:none;
      border-radius:18px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.86);
      padding:12px 12px;
      display:flex; justify-content:space-between; gap:12px;
      align-items:center;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .list a:hover{
      transform:translateY(-3px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    .list a .left{
      display:flex; flex-direction:column; gap:6px;
      min-width:0;
    }
    .list a .title{
      font-weight:850;
      letter-spacing:-.2px;
      font-size:14.5px;
      white-space:nowrap;
      overflow:hidden; text-overflow:ellipsis;
      max-width:100%;
    }
    .list a .meta{
      color:var(--muted);
      font-size:13px;
      line-height:1.4;
      white-space:nowrap;
      overflow:hidden; text-overflow:ellipsis;
      max-width:100%;
    }
    .list a .arrow{
      width:40px; height:40px; border-radius:16px;
      border:1px solid rgba(255,90,31,.18);
      background:rgba(255,90,31,.08);
      display:flex; align-items:center; justify-content:center;
      flex-shrink:0;
    }
    .list a .arrow svg{width:18px; height:18px}
    .side-panel{
      border-radius:var(--radius2);
      background:linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.95));
      border:1px solid rgba(20,24,35,.10);
      box-shadow:var(--shadow);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .side-panel:before{
      content:"";
      position:absolute; left:-80px; top:-110px;
      width:200px; height:200px;
      background:radial-gradient(circle at 40% 40%, rgba(255,90,31,.18), rgba(255,90,31,0) 62%);
      pointer-events:none;
    }
    .side-panel > *{position:relative; z-index:1}
    .side-panel h3{margin:0; font-size:16px}
    .side-panel p{margin:10px 0 0; color:var(--muted); line-height:1.7; font-size:14px}
    .pill-row{
      display:flex; flex-wrap:wrap; gap:8px; margin-top:12px;
    }
    .pill{
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.78);
      font-size:13px;
      color:#2a2f3a;
      white-space:nowrap;
    }

    form{
      display:grid;
      gap:12px;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    .field label{
      font-weight:750;
      font-size:13.5px;
      color:#2a2f3a;
    }
    .field input, .field select, .field textarea{
      border-radius:14px;
      border:1px solid rgba(20,24,35,.12);
      background:rgba(255,255,255,.92);
      padding:12px 12px;
      outline:none;
      color:#1f2430;
      font-size:14px;
      transition:border-color .15s ease, box-shadow .15s ease, background .15s ease;
    }
    .field textarea{min-height:110px; resize:vertical}
    .field input:focus, .field select:focus, .field textarea:focus{
      border-color:rgba(255,90,31,.35);
      box-shadow:0 0 0 4px var(--focus);
      background:#fff;
    }
    .form-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center; justify-content:space-between;
      margin-top:4px;
    }
    .privacy{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:58ch;
    }
    .form-cta{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
    }
    .tiny{
      font-size:12.5px; color:var(--muted);
      margin-top:6px; line-height:1.6;
    }

    .tabs{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:10px;
    }
    .tab{
      cursor:pointer;
      border-radius:999px;
      border:1px solid rgba(20,24,35,.12);
      background:rgba(255,255,255,.78);
      padding:10px 12px;
      font-weight:750;
      font-size:13.5px;
      color:#2a2f3a;
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
    }
    .tab:hover{transform:translateY(-1px)}
    .tab[aria-selected="true"]{
      border-color:rgba(255,90,31,.30);
      background:rgba(255,90,31,.10);
    }

    .accordion{
      display:grid; gap:10px;
    }
    details{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 10px 26px rgba(18,18,22,.05);
      padding:0;
      overflow:hidden;
      transition:border-color .15s ease, box-shadow .15s ease;
    }
    details[open]{
      border-color:rgba(255,90,31,.25);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    summary{
      cursor:pointer;
      list-style:none;
      padding:14px 16px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:850;
      letter-spacing:-.2px;
      font-size:14.5px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:12px; flex-shrink:0;
    }
    .sum-badge{
      font-size:12.5px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(255,90,31,.18);
      background:rgba(255,90,31,.10);
      color:#2a1a14;
      font-weight:800;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.78);
      display:flex; align-items:center; justify-content:center;
      transition:transform .2s ease;
    }
    details[open] .chev{transform:rotate(180deg)}
    .acc-body{
      padding:0 16px 16px;
      color:var(--muted);
      line-height:1.75;
      font-size:14.5px;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:14px;
    }
    .review{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 12px 30px rgba(18,18,22,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height:210px;
    }
    .review:hover{
      transform:translateY(-3px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    .review:after{
      content:"";
      position:absolute; inset:auto -90px -110px auto;
      width:240px; height:240px;
      background:radial-gradient(circle at 40% 40%, rgba(255,90,31,.20), rgba(255,90,31,0) 62%);
      pointer-events:none;
    }
    .review > *{position:relative; z-index:1}
    .review-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:44px; height:44px; border-radius:16px;
      background:linear-gradient(135deg, rgba(255,90,31,.16), rgba(255,154,47,.12));
      border:1px solid rgba(255,90,31,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      letter-spacing:-.3px;
      color:#2a1a14;
      flex-shrink:0;
    }
    .rating{
      display:flex; align-items:center; gap:6px;
      color:#2a1a14;
      font-weight:900;
      font-size:13px;
      white-space:nowrap;
    }
    .rating svg{width:16px; height:16px; fill:var(--hot)}
    .review p{
      margin:12px 0 0;
      color:var(--muted);
      line-height:1.75;
      font-size:14.5px;
    }
    .review .who{
      margin-top:12px;
      color:#2a2f3a;
      font-weight:850;
      letter-spacing:-.2px;
      font-size:14px;
    }
    .review .meta{
      color:var(--muted);
      margin-top:6px;
      font-size:13px;
      line-height:1.5;
    }

    .partner-grid{
      display:grid;
      grid-template-columns: repeat(6, minmax(0, 1fr));
      gap:10px;
    }
    .partner{
      border-radius:16px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.84);
      padding:12px 10px;
      text-align:center;
      color:#2a2f3a;
      font-weight:850;
      font-size:13px;
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .partner:hover{
      transform:translateY(-2px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }

    .tagcloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .tgt{
      padding:10px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.82);
      border:1px solid rgba(20,24,35,.10);
      color:#2a2f3a;
      font-weight:800;
      font-size:13.5px;
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
      cursor:default;
    }
    .tgt:hover{
      transform:translateY(-2px);
      border-color:rgba(255,90,31,.22);
      background:rgba(255,90,31,.08);
    }

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:14px;
    }
    .case{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 12px 30px rgba(18,18,22,.06);
      overflow:hidden;
      transition:transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      display:flex;
      flex-direction:column;
      min-height:300px;
    }
    .case:hover{
      transform:translateY(-3px);
      border-color:rgba(255,90,31,.22);
      box-shadow:0 18px 44px rgba(18,18,22,.10);
    }
    .case .thumb{
      padding:12px;
    }
    .thumb .thumb-img{
      width:100%;
      height:auto;
      border-radius:18px;
      border:1px solid rgba(20,24,35,.08);
      object-fit:cover;
      background:#fff;
      display:block;
      box-shadow:0 12px 28px rgba(18,18,22,.06);
    }
    .case .body{
      padding:0 16px 16px;
      display:flex;
      flex-direction:column;
      gap:10px;
      flex:1;
    }
    .case .body strong{
      font-size:15px;
      letter-spacing:-.2px;
    }
    .case .body p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:14.5px;
      flex:1;
    }
    .case .chips{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:2px;
    }
    .case .chips span{
      font-size:12.5px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,90,31,.08);
      border:1px solid rgba(255,90,31,.16);
      color:#2a1a14;
      font-weight:850;
      white-space:nowrap;
    }

    .price-panel{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.86);
      border:1px solid rgba(20,24,35,.10);
      box-shadow:0 12px 30px rgba(18,18,22,.06);
      overflow:hidden;
    }
    .price-head{
      padding:14px 16px;
      border-bottom:1px solid rgba(20,24,35,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      background:linear-gradient(135deg, rgba(255,90,31,.10), rgba(255,154,47,.07));
      flex-wrap:wrap;
    }
    .price-head strong{font-size:15.5px}
    .price-head .small{
      color:var(--muted);
      font-weight:700;
      font-size:13.5px;
    }
    .price-body{
      padding:14px 16px 16px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .price-card{
      border-radius:18px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.86);
      padding:12px 12px;
    }
    .price-card .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .price-card .top strong{
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .price-card .level{
      font-weight:950;
      font-size:13px;
      color:#2a1a14;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(255,90,31,.20);
      background:rgba(255,90,31,.10);
      white-space:nowrap;
    }
    .price-card .list2{
      margin-top:10px;
      display:grid; gap:8px;
    }
    .kv{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(20,24,35,.08);
      background:rgba(255,255,255,.86);
      font-size:13.5px;
    }
    .kv span{color:var(--muted); font-weight:650}
    .kv strong{color:#2a2f3a; font-weight:900}
    .price-note{
      grid-column: 1 / -1;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      padding:2px 2px 0;
    }

    footer{
      margin-top:32px;
      background:linear-gradient(180deg, rgba(255,255,255,.0) 0%, rgba(255,243,238,1) 16%, rgba(255,243,238,1) 100%);
      border-top:1px solid rgba(20,24,35,.08);
      padding:24px 0 20px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .9fr .9fr;
      gap:14px;
      align-items:start;
    }
    .footer-brand{
      display:flex; gap:12px; align-items:flex-start;
    }
    .footer-brand .logo2{
      width:44px; height:44px;
      border-radius:16px;
      object-fit:contain;
      border:1px solid rgba(20,24,35,.10);
      background:#fff;
    }
    .footer-brand strong{display:block; font-size:16px}
    .footer-brand p{
      margin:10px 0 0;
      color:var(--muted);
      line-height:1.75;
      font-size:14px;
    }
    .footer-col h3{
      margin:0 0 10px;
      font-size:14.5px;
      letter-spacing:-.2px;
    }
    .footer-links{
      display:grid; gap:9px;
    }
    .footer-links a{
      text-decoration:none;
      color:#2a2f3a;
      font-size:14px;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.72);
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
      width:fit-content;
      max-width:100%;
    }
    .footer-links a:hover{
      transform:translateY(-2px);
      border-color:rgba(255,90,31,.22);
      background:rgba(255,255,255,.95);
    }
    .footer-bottom{
      margin-top:18px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
      color:var(--muted);
      font-size:13.5px;
    }

    .float-kefu{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:1000;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:48px; height:48px;
      border-radius:18px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 16px 44px rgba(18,18,22,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .float-btn:hover{
      transform:translateY(-2px);
      border-color:rgba(255,90,31,.22);
      background:rgba(255,255,255,.95);
    }
    .float-btn svg{width:20px; height:20px}
    .kefu-pop{
      width:280px;
      border-radius:22px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.92);
      box-shadow:0 18px 54px rgba(18,18,22,.18);
      overflow:hidden;
      transform-origin:100% 100%;
      animation:popIn .18s ease-out;
    }
    @keyframes popIn{
      from{transform:scale(.98); opacity:.0}
      to{transform:scale(1); opacity:1}
    }
    .kefu-head{
      padding:12px 12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      background:linear-gradient(135deg, rgba(255,90,31,.10), rgba(255,154,47,.08));
      border-bottom:1px solid rgba(20,24,35,.08);
    }
    .kefu-head strong{font-size:14.5px; letter-spacing:-.2px}
    .close-pop{
      width:36px; height:36px; border-radius:14px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.78);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition:transform .15s ease, background .15s ease;
      flex-shrink:0;
    }
    .close-pop:hover{transform:translateY(-1px); background:rgba(255,255,255,.95)}
    .close-pop svg{width:16px; height:16px}
    .kefu-body{
      padding:12px 12px 14px;
      display:flex; gap:12px; align-items:flex-start;
    }
    .kefu-body img{
      width:96px; height:96px;
      border-radius:20px;
      border:1px solid rgba(20,24,35,.10);
      background:#fff;
      object-fit:cover;
      box-shadow:0 12px 28px rgba(18,18,22,.08);
    }
    .kefu-body .desc{
      color:var(--muted);
      line-height:1.65;
      font-size:13.5px;
      margin-top:2px;
    }
    .kefu-body .desc b{color:#2a2f3a}
    .kefu-quick{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .kefu-quick a{
      text-decoration:none;
      font-weight:850;
      font-size:13.5px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(255,90,31,.20);
      background:rgba(255,90,31,.10);
      color:#2a1a14;
      transition:transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      width:100%;
      text-align:center;
    }
    .kefu-quick a:hover{
      transform:translateY(-2px);
      box-shadow:0 18px 40px rgba(255,90,31,.14);
      border-color:rgba(255,90,31,.28);
    }

    .to-top{
      position:fixed;
      right:14px;
      bottom:76px;
      z-index:1000;
      width:48px; height:48px;
      border-radius:18px;
      border:1px solid rgba(20,24,35,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 16px 44px rgba(18,18,22,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      opacity:0; pointer-events:none;
      transform:translateY(6px);
      transition:opacity .2s ease, transform .2s ease, background .15s ease, border-color .15s ease;
    }
    .to-top.show{
      opacity:1; pointer-events:auto;
      transform:translateY(0);
    }
    .to-top:hover{
      border-color:rgba(255,90,31,.22);
      background:rgba(255,255,255,.95);
    }
    .to-top svg{width:20px; height:20px}

    .reveal{
      opacity:0; transform:translateY(10px);
      transition:opacity .6s ease, transform .6s ease;
    }
    .reveal.in{
      opacity:1; transform:translateY(0);
    }

    @media (max-width: 980px){
      :root{--container:980px}
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card{min-height:auto}
      .grid-3{grid-template-columns: 1fr 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .compare-grid{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .cards-2{grid-template-columns: 1fr}
      .media-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .partner-grid{grid-template-columns: repeat(3, minmax(0,1fr))}
      .price-body{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr; }
      table{min-width:680px}
    }
    @media (max-width: 720px){
      .nav-links{display:none}
      .nav-cta .btn-ghost{display:none}
      .mobile-toggle{display:flex}
      .mobile-panel{display:block}
      header{position:sticky}
      .mobile-panel.show{display:block}
      .mobile-panel.hide{display:none}
      h1{font-size:26px}
      .grid-3{grid-template-columns: 1fr}
      .grid-4{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr}
      .form-grid{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .partner-grid{grid-template-columns: repeat(2, minmax(0,1fr))}
      .to-top{display:none}
      .float-kefu .float-btn:first-child{display:none}
      .kefu-pop{width: calc(100vw - 28px); max-width:320px}
    }