:root{
      --bg0:#fff7f2;
      --bg1:#ffffff;
      --text:#1f2328;
      --muted:#5b616b;
      --muted2:#7a808a;
      --line:rgba(20,20,20,.10);
      --card:rgba(255,255,255,.78);
      --card2:#fff;
      --shadow:0 18px 45px rgba(17,24,39,.10);
      --shadow2:0 10px 26px rgba(17,24,39,.10);
      --shadow3:0 8px 18px rgba(17,24,39,.10);
      --primary:#ff5a2a;
      --primary2:#ff8a3d;
      --accent:#ffb36b;
      --deep:#0f172a;
      --btn:#ff5a2a;
      --btn2:#ff7a3f;
      --ring:rgba(255,90,42,.35);
      --good:#16a34a;
      --warn:#f59e0b;
      --radius:18px;
      --radius2:24px;
      --container:1120px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;
      color:var(--text);
      background:
        radial-gradient(1100px 480px at 15% -10%, rgba(255,90,42,.20), transparent 52%),
        radial-gradient(920px 420px at 95% 10%, rgba(255,138,61,.18), transparent 55%),
        linear-gradient(180deg, var(--bg0), #fff 38%, #fff 60%, #fff7f2 100%);
    }

    a{color:inherit; text-decoration:none}
    a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
      outline:2px solid rgba(255,90,42,.45);
      outline-offset:2px;
      border-radius:12px;
    }

    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(255,255,255,.78);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(20,20,20,.06);
    }

    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:16px;
      padding:12px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width:240px;
    }

    .ai-page-logo{
      width:42px;
      height:auto;
      display:block;
    }

    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }

    .brand-title b{
      font-size:14px;
      letter-spacing:.2px;
    }

    .brand-title span{
      font-size:12px;
      color:var(--muted2);
    }

    nav{
      display:flex;
      align-items:center;
      gap:10px;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:nowrap;
      overflow:hidden;
      max-width: 680px;
    }

    .nav-links a{
      font-size:13px;
      color:rgba(31,35,40,.86);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      white-space:nowrap;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .nav-links a:hover{
      background:rgba(255,90,42,.08);
      border-color: rgba(255,90,42,.22);
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
      justify-content:flex-end;
      min-width:240px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:14px;
      padding:10px 14px;
      border:1px solid rgba(255,90,42,.25);
      background:#fff;
      color:rgba(31,35,40,.92);
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }

    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 24px rgba(255,90,42,.16);
      border-color: rgba(255,90,42,.40);
    }

    .btn-primary{
      background: linear-gradient(135deg, var(--primary), var(--btn2));
      color:#fff;
      border-color: rgba(255,255,255,.18);
      box-shadow: 0 16px 30px rgba(255,90,42,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 34px rgba(255,90,42,.28);
    }

    .btn-ghost{
      background: rgba(255,255,255,.8);
    }

    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.1) 35%), linear-gradient(135deg, var(--primary), var(--primary2));
      box-shadow: 0 0 0 6px rgba(255,90,42,.12);
      flex:0 0 auto;
    }

    .hamburger{
      display:none;
      width:44px;
      height:44px;
      border-radius:14px;
      border:1px solid rgba(20,20,20,.10);
      background:rgba(255,255,255,.85);
      cursor:pointer;
    }

    .hamburger span{
      display:block;
      width:18px;
      height:2px;
      margin:6px auto;
      background: rgba(31,35,40,.85);
      border-radius:3px;
    }

    .mobile-panel{
      display:none;
      padding:12px 0 16px;
    }

    .mobile-panel .mobile-links{
      display:flex;
      flex-direction:column;
      gap:8px;
      padding:10px 0 0;
    }

    .mobile-panel .mobile-links a{
      padding:10px 12px;
      border:1px solid rgba(20,20,20,.08);
      border-radius:14px;
      font-size:14px;
      color:rgba(31,35,40,.90);
      background: rgba(255,255,255,.65);
    }

    main{padding-bottom:36px}

    .hero{
      padding:36px 0 18px;
    }

    .hero-grid{
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:18px;
      align-items:stretch;
    }

    .hero-card{
      border-radius:var(--radius2);
      border:1px solid rgba(255,90,42,.18);
      background:
        radial-gradient(900px 340px at 10% 0%, rgba(255,90,42,.20), transparent 55%),
        radial-gradient(720px 260px at 88% 18%, rgba(255,138,61,.18), transparent 50%),
        linear-gradient(180deg, rgba(255,255,255,.90), rgba(255,255,255,.70));
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
      padding:24px 22px 20px;
    }

    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(600px 260px at 15% 10%, rgba(255,90,42,.22), transparent 60%),
        radial-gradient(500px 220px at 90% 15%, rgba(255,138,61,.18), transparent 62%);
      pointer-events:none;
      opacity:.9;
    }

    .hero-inner{position:relative; z-index:1}
    .pill-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:center;
      margin-bottom:12px;
    }

    .pill{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(255,90,42,.18);
      background: rgba(255,255,255,.64);
      font-size:13px;
      color:rgba(31,35,40,.92);
    }

    .pill strong{font-weight:800}

    .hero h1{
      margin:0;
      font-size:34px;
      letter-spacing:-.6px;
      line-height:1.15;
      color: #12151b;
    }

    .hero p.lead{
      margin:12px 0 16px;
      color:rgba(31,35,40,.80);
      font-size:15px;
      line-height:1.7;
      max-width: 60ch;
    }

    .hero-actions{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:center;
      margin-top:12px;
    }

    .mini-trust{
      display:flex;
      flex-wrap:wrap;
      gap:10px 14px;
      margin-top:18px;
      padding-top:16px;
      border-top:1px dashed rgba(20,20,20,.10);
    }

    .trust-item{
      display:flex;
      gap:10px;
      align-items:flex-start;
      min-width: 160px;
    }

    .trust-badge{
      width:28px; height:28px;
      border-radius:10px;
      background: rgba(255,90,42,.12);
      border:1px solid rgba(255,90,42,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }

    .trust-item b{
      display:block;
      font-size:13px;
      margin-top:2px;
    }
    .trust-item span{
      display:block;
      font-size:12px;
      color:var(--muted2);
      margin-top:3px;
      line-height:1.4;
    }

    .hero-side{
      border-radius:var(--radius2);
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding:18px;
      display:flex;
      flex-direction:column;
      gap:14px;
      position:relative;
      overflow:hidden;
    }

    .hero-side:after{
      content:"";
      position:absolute;
      width:240px; height:240px;
      right:-120px; top:-120px;
      background: radial-gradient(circle at 30% 30%, rgba(255,90,42,.35), rgba(255,90,42,.00) 62%);
      pointer-events:none;
    }

    .side-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
      position:relative;
      z-index:1;
    }

    .side-top h2{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .side-top .sub{
      margin-top:6px;
      color:var(--muted2);
      font-size:12px;
      line-height:1.5;
      max-width: 24ch;
    }

    .spark{
      width:38px; height:38px;
      border-radius:14px;
      border:1px solid rgba(255,90,42,.20);
      background: rgba(255,90,42,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      position:relative;
      z-index:1;
    }
    .spark svg{opacity:.95}

    .metrics{
      position:relative;
      z-index:1;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }

    .metric{
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.70);
      border-radius:16px;
      padding:12px 12px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: var(--shadow3);
      border-color: rgba(255,90,42,.22);
    }
    .metric b{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .metric span{
      display:block;
      margin-top:6px;
      font-size:12px;
      color:var(--muted2);
      line-height:1.45;
    }

    .side-bottom{
      position:relative;
      z-index:1;
      border-radius:16px;
      border:1px dashed rgba(255,90,42,.30);
      background: rgba(255,90,42,.06);
      padding:12px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }

    .side-bottom .row{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-size:12px;
      color: rgba(31,35,40,.78);
    }

    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(255,90,42,.20);
      background: rgba(255,255,255,.75);
      color: rgba(31,35,40,.86);
      font-weight:650;
      font-size:12px;
      white-space:nowrap;
    }

    .section{
      padding:28px 0;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:16px;
    }

    .section-head h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.4px;
    }
    .section-head p{
      margin:0;
      color:var(--muted2);
      font-size:13px;
      line-height:1.6;
      max-width: 62ch;
    }

    .grid-2{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
    }

    .card{
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.75);
      border-radius:var(--radius);
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      overflow:hidden;
    }

    .card-pad{padding:18px}
    .card h3{
      margin:0 0 8px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color:rgba(31,35,40,.76);
      font-size:13px;
      line-height:1.7;
    }

    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .tag{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.72);
      font-size:12px;
      color:rgba(31,35,40,.82);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .tag:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.25);
      background: rgba(255,90,42,.06);
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }

    .step{
      padding:16px 14px;
      position:relative;
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      min-height: 150px;
    }
    .step:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 28px rgba(17,24,39,.08);
      border-color: rgba(255,90,42,.22);
    }

    .step .num{
      width:34px; height:34px;
      border-radius:14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(255,90,42,.12);
      border:1px solid rgba(255,90,42,.22);
      font-weight:900;
      letter-spacing:-.2px;
    }
    .step h3{
      margin:10px 0 8px;
      font-size:14px;
    }
    .step p{
      font-size:12.5px;
      color:rgba(31,35,40,.74);
      line-height:1.65;
    }

    .compare-wrap{
      border-radius:var(--radius2);
      border:1px solid rgba(20,20,20,.08);
      background:
        radial-gradient(820px 260px at 12% 0%, rgba(255,90,42,.20), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
      box-shadow: var(--shadow2);
      padding:16px;
    }

    .compare-head{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
      padding:8px 8px 0;
    }

    .compare-head .title{
      display:flex;
      flex-direction:column;
      gap:6px;
    }
    .compare-head .title b{
      font-size:16px;
      letter-spacing:-.2px;
    }
    .compare-head .title span{
      color:var(--muted2);
      font-size:13px;
      line-height:1.55;
      max-width: 70ch;
    }

    .rating{
      flex:0 0 auto;
      border-radius:18px;
      padding:10px 12px;
      border:1px solid rgba(255,90,42,.22);
      background: rgba(255,90,42,.08);
      min-width: 220px;
    }
    .rating .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      fill: rgba(255,90,42,.95);
      filter: drop-shadow(0 6px 10px rgba(255,90,42,.16));
    }
    .rating b{
      font-size:24px;
      letter-spacing:-.5px;
    }
    .rating span{
      display:block;
      margin-top:2px;
      font-size:12px;
      color:rgba(31,35,40,.76);
    }

    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      border-radius:16px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.82);
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(20,20,20,.08);
      font-size:13px;
      vertical-align:top;
    }
    th{
      text-align:left;
      color: rgba(31,35,40,.84);
      background: rgba(255,90,42,.06);
      border-bottom:1px solid rgba(255,90,42,.14);
    }
    tr:last-child td{border-bottom:none}
    .col-check{
      font-weight:800;
      display:flex; gap:8px; align-items:center;
    }
    .check{
      width:18px; height:18px;
      border-radius:6px;
      background: rgba(22,163,74,.12);
      border:1px solid rgba(22,163,74,.25);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .cross{
      width:18px; height:18px;
      border-radius:6px;
      background: rgba(245,158,11,.12);
      border:1px solid rgba(245,158,11,.25);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }

    .compare-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:14px;
      padding:0 6px 6px;
      align-items:center;
      justify-content:flex-end;
    }

    .two-col{
      display:grid;
      grid-template-columns: .95fr 1.05fr;
      gap:16px;
      align-items:start;
    }

    .list{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding:4px 0 0;
    }

    .li{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.76);
    }

    .li .ic{
      width:34px; height:34px;
      border-radius:14px;
      background: rgba(255,90,42,.10);
      border:1px solid rgba(255,90,42,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }

    .li b{
      display:block;
      font-size:14px;
      letter-spacing:-.2px;
      margin-top:1px;
    }
    .li span{
      display:block;
      margin-top:6px;
      font-size:12.5px;
      color:rgba(31,35,40,.74);
      line-height:1.6;
    }

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }

    .network .node{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      padding:14px 14px;
      display:flex;
      gap:12px;
      align-items:flex-start;
      transition: transform .15s ease, border-color .15s ease;
    }
    .network .node:hover{
      transform: translateY(-2px);
      border-color: rgba(255,90,42,.22);
    }
    .node .dot{
      width:14px; height:14px;
      border-radius:5px;
      background: linear-gradient(135deg, var(--primary), var(--primary2));
      box-shadow: 0 0 0 6px rgba(255,90,42,.10);
      margin-top:6px;
      flex:0 0 auto;
    }
    .node b{font-size:14px}
    .node p{margin-top:6px; font-size:12.5px; color:rgba(31,35,40,.74); line-height:1.6}

    .timeline{
      border-radius:var(--radius2);
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.74);
      padding:14px;
      overflow:hidden;
    }

    .timeline .row{
      display:grid;
      grid-template-columns: 150px 1fr;
      gap:12px;
      padding:12px 6px;
      align-items:start;
    }
    .timeline .row + .row{
      border-top:1px dashed rgba(20,20,20,.10);
    }
    .time-label{
      display:flex;
      gap:10px;
      align-items:flex-start;
      color:rgba(31,35,40,.86);
      font-weight:750;
      font-size:13px;
      line-height:1.4;
    }
    .time-label .badge{
      width:28px; height:28px;
      border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(255,90,42,.22);
      background: rgba(255,90,42,.10);
      font-weight:900;
      flex:0 0 auto;
    }
    .timeline .detail{
      color:rgba(31,35,40,.76);
      font-size:12.8px;
      line-height:1.7;
    }

    .tabs{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-bottom:14px;
    }
    .tab{
      border-radius:999px;
      border:1px solid rgba(20,20,20,.10);
      padding:9px 12px;
      background: rgba(255,255,255,.75);
      font-size:13px;
      color:rgba(31,35,40,.86);
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
    }
    .tab:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.22);
      background: rgba(255,90,42,.06);
    }
    .tab.active{
      border-color: rgba(255,90,42,.42);
      background: linear-gradient(135deg, rgba(255,90,42,.12), rgba(255,138,61,.10));
      box-shadow: 0 10px 18px rgba(255,90,42,.12);
      font-weight:850;
    }

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .case{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      padding:14px 14px;
      display:flex;
      flex-direction:column;
      gap:10px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      min-height: 190px;
    }
    .case:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 28px rgba(17,24,39,.08);
      border-color: rgba(255,90,42,.22);
    }
    .case .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case .k{
      font-weight:900;
      letter-spacing:-.2px;
      font-size:14px;
    }
    .case .s{
      color:var(--muted2);
      font-size:12px;
      line-height:1.5;
    }
    .case .bul{
      display:flex;
      flex-direction:column;
      gap:8px;
      margin-top:auto;
    }
    .bul .b{
      display:flex; gap:10px; align-items:flex-start;
      color:rgba(31,35,40,.76);
      font-size:12.5px;
      line-height:1.6;
    }
    .bul .b i{
      width:18px; height:18px;
      border-radius:7px;
      background: rgba(255,90,42,.10);
      border:1px solid rgba(255,90,42,.18);
      display:flex; align-items:center; justify-content:center;
      font-style:normal;
      flex:0 0 auto;
      margin-top:2px;
    }

    .art-list{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:16px;
      align-items:start;
    }

    .articles{
      display:flex;
      flex-direction:column;
      gap:10px;
    }

    .article{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      padding:14px 14px;
      display:flex;
      justify-content:space-between;
      align-items:flex-start;
      gap:12px;
      transition: transform .15s ease, border-color .15s ease;
    }
    .article:hover{
      transform: translateY(-2px);
      border-color: rgba(255,90,42,.22);
    }
    .article b{
      font-size:14px;
      letter-spacing:-.2px;
      display:block;
      margin-bottom:6px;
    }
    .article span{
      font-size:12.5px;
      color:rgba(31,35,40,.74);
      line-height:1.6;
      display:block;
      max-width: 62ch;
    }
    .article .meta{
      font-size:12px;
      color:var(--muted2);
      white-space:nowrap;
      margin-top:2px;
    }

    .side-block{
      border-radius:var(--radius2);
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.74);
      padding:14px;
      overflow:hidden;
    }
    .side-block h3{
      margin:0 0 10px;
      font-size:16px;
      letter-spacing:-.2px;
    }

    .cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      align-items:flex-start;
    }

    .cloud .word{
      font-size:13px;
      padding:9px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.76);
      color:rgba(31,35,40,.82);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      cursor:pointer;
      user-select:none;
    }
    .cloud .word:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.22);
      background: rgba(255,90,42,.06);
    }

    .form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      padding:16px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:7px;
    }
    .field label{
      font-size:12.5px;
      color:rgba(31,35,40,.82);
      font-weight:700;
    }
    input, select, textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(20,20,20,.10);
      background: rgba(255,255,255,.86);
      color:var(--text);
      font-size:13px;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    textarea{min-height:112px; resize:vertical}
    input::placeholder, textarea::placeholder{color: rgba(31,35,40,.45)}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(255,90,42,.45);
      box-shadow: 0 0 0 6px rgba(255,90,42,.10);
    }
    .form .full{grid-column: 1 / -1}
    .form-actions{
      grid-column: 1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      margin-top:4px;
    }
    .fineprint{
      font-size:12px;
      color:var(--muted2);
      line-height:1.6;
      max-width: 48ch;
    }

    .accordion{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .acc-item{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      overflow:hidden;
    }
    .acc-btn{
      width:100%;
      text-align:left;
      padding:14px 14px;
      border:none;
      background: transparent;
      cursor:pointer;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .acc-q{
      font-weight:850;
      letter-spacing:-.2px;
      font-size:14px;
      color:rgba(31,35,40,.92);
    }
    .acc-icon{
      width:28px; height:28px;
      border-radius:12px;
      border:1px solid rgba(20,20,20,.10);
      background: rgba(255,255,255,.75);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .18s ease, border-color .18s ease;
      margin-top:2px;
    }
    .acc-item[data-open="true"] .acc-icon{
      transform: rotate(45deg);
      border-color: rgba(255,90,42,.25);
    }
    .acc-panel{
      padding:0 14px 14px;
      display:none;
    }
    .acc-item[data-open="true"] .acc-panel{display:block}
    .acc-a{
      color:rgba(31,35,40,.76);
      font-size:13px;
      line-height:1.7;
      padding-top:2px;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .review{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      padding:14px;
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 195px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .review:hover{
      transform: translateY(-2px);
      border-color: rgba(255,90,42,.22);
      box-shadow: 0 16px 28px rgba(17,24,39,.08);
    }
    .review .who{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .who b{font-size:14px; letter-spacing:-.2px}
    .who span{display:block; margin-top:6px; font-size:12px; color:var(--muted2); line-height:1.5}
    .review .content{
      color:rgba(31,35,40,.76);
      font-size:13px;
      line-height:1.75;
    }
    .review .sig{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding-top:10px;
      border-top:1px dashed rgba(20,20,20,.10);
      color:var(--muted2);
      font-size:12px;
    }

    .case-show{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:16px;
      align-items:start;
    }

    .media-card{
      border-radius:var(--radius2);
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 24px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .media-inner{padding:14px}
    .media-inner h3{
      margin:0 0 8px;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .media-inner p{
      margin:0;
      color:rgba(31,35,40,.76);
      font-size:13px;
      line-height:1.7;
    }
    .media-strip{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:10px;
      align-items:start;
    }
    .media{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.80);
      padding:10px;
      overflow:hidden;
    }
    .media img{
      width:100%;
      height:auto;
      display:block;
      border-radius:14px;
    }
    .media .caption{
      margin-top:10px;
      font-size:12.5px;
      color:rgba(31,35,40,.74);
      line-height:1.55;
    }

    .help-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }

    .help-card{
      border-radius:18px;
      border:1px solid rgba(20,20,20,.08);
      background: rgba(255,255,255,.78);
      padding:14px;
      transition: transform .15s ease, border-color .15s ease;
    }
    .help-card:hover{
      transform: translateY(-2px);
      border-color: rgba(255,90,42,.22);
    }
    .help-card h3{
      margin:0 0 8px;
      font-size:14px;
    }
    .help-card p{
      margin:0;
      color:rgba(31,35,40,.74);
      font-size:12.8px;
      line-height:1.7;
    }
    .help-card .quick{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top:12px;
    }
    .quick a{
      font-size:12.5px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,20,20,.10);
      background: rgba(255,255,255,.78);
      color:rgba(31,35,40,.86);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      cursor:pointer;
      display:inline-flex;
      align-items:center;
      gap:8px;
      white-space:nowrap;
    }
    .quick a:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.22);
      background: rgba(255,90,42,.06);
    }

    .footer{
      background:
        radial-gradient(900px 260px at 20% 0%, rgba(255,90,42,.18), transparent 60%),
        linear-gradient(180deg, rgba(15,23,42,.96), rgba(15,23,42,1));
      color:#e8edf5;
      border-top:1px solid rgba(255,255,255,.08);
      padding:24px 0 18px;
      margin-top:10px;
    }
    .footer .foot-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:start;
    }
    .foot-brand{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .foot-brand .row{
      display:flex; align-items:center; gap:12px;
    }
    .foot-brand img{
      width:44px;
      height:auto;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.06);
      padding:8px;
    }
    .foot-brand b{font-size:15px}
    .foot-brand p{
      margin:0;
      color:rgba(232,237,245,.78);
      font-size:13px;
      line-height:1.7;
      max-width: 68ch;
    }
    .foot-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px 14px;
      margin-top:4px;
    }
    .foot-links a{
      color:rgba(232,237,245,.86);
      font-size:13px;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.05);
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .foot-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.40);
      background: rgba(255,90,42,.12);
    }

    .foot-bottom{
      margin-top:16px;
      padding-top:14px;
      border-top:1px solid rgba(255,255,255,.10);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      color:rgba(232,237,245,.70);
      font-size:12.5px;
    }

    .links-club{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
    }
    .links-club a{
      color:#fff;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      padding:8px 10px;
      border-radius:999px;
      font-size:12.5px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .links-club a:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.45);
      background: rgba(255,90,42,.16);
    }

    .float-cs{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:52px; height:52px;
      border-radius:18px;
      background: linear-gradient(135deg, var(--primary), var(--btn2));
      border:1px solid rgba(255,255,255,.16);
      box-shadow: 0 18px 36px rgba(255,90,42,.26);
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease;
      color:#fff;
      user-select:none;
    }
    .float-btn:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 44px rgba(255,90,42,.30);
    }

    .cs-pop{
      width:min(320px, calc(100vw - 28px));
      border-radius:20px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(15,23,42,.96);
      color:#e8edf5;
      box-shadow: 0 24px 60px rgba(0,0,0,.25);
      overflow:hidden;
      display:none;
    }
    .cs-pop[data-open="true"]{display:block}
    .cs-pop .top{
      padding:12px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      border-bottom:1px solid rgba(255,255,255,.10);
      background: radial-gradient(600px 120px at 10% 0%, rgba(255,90,42,.18), transparent 55%);
    }
    .cs-pop .top b{font-size:14px}
    .cs-pop .top span{display:block; margin-top:6px; font-size:12px; color:rgba(232,237,245,.72); line-height:1.5}
    .cs-close{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
      color:#fff;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      flex:0 0 auto;
    }
    .cs-close:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.45);
      background: rgba(255,90,42,.16);
    }

    .cs-body{
      padding:12px 14px 14px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .cs-qr{
      display:flex;
      gap:12px;
      align-items:center;
    }
    .cs-qr img{
      width:92px;
      height:92px;
      border-radius:18px;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
      padding:6px;
      object-fit:contain;
    }
    .cs-body .info{
      display:flex;
      flex-direction:column;
      gap:6px;
      flex:1;
    }
    .cs-body .info a{
      color:#fff;
      border:1px solid rgba(255,255,255,.12);
      background: rgba(255,255,255,.06);
      padding:10px 12px;
      border-radius:16px;
      font-size:13px;
      text-align:center;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .cs-body .info a:hover{
      transform: translateY(-1px);
      border-color: rgba(255,90,42,.45);
      background: rgba(255,90,42,.16);
    }
    .cs-body .small{
      color:rgba(232,237,245,.70);
      font-size:12px;
      line-height:1.6;
    }

    .backtop{
      width:52px; height:52px;
      border-radius:18px;
      background: rgba(255,255,255,.86);
      border:1px solid rgba(20,20,20,.10);
      box-shadow: 0 10px 22px rgba(17,24,39,.10);
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
      color:rgba(31,35,40,.9);
    }
    .backtop:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 34px rgba(17,24,39,.14);
      border-color: rgba(255,90,42,.25);
      background: rgba(255,255,255,1);
    }

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

    @media (max-width: 980px){
      .nav-links{display:none}
      .hamburger{display:block}
      .mobile-panel{display:block}
      .hero-grid{grid-template-columns: 1fr; gap:14px}
      .hero-side{order:2}
      .steps{grid-template-columns: repeat(2, 1fr)}
      .grid-2{grid-template-columns: 1fr}
      .two-col{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: repeat(2, 1fr)}
      .review-grid{grid-template-columns: 1fr}
      .art-list{grid-template-columns: 1fr}
      .help-grid{grid-template-columns: 1fr}
      .case-show{grid-template-columns: 1fr}
      .network{grid-template-columns: 1fr}
      .timeline .row{grid-template-columns: 1fr}
      .form{grid-template-columns: 1fr}
      .footer .foot-grid{grid-template-columns: 1fr}
      .foot-links{grid-template-columns: 1fr 1fr}
      .compare-actions{justify-content:flex-start}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .float-btn:hover, .backtop:hover, .btn:hover, .metric:hover, .case:hover, .review:hover, .article:hover, .step:hover, .tag:hover, .network .node:hover, .help-card:hover, .quick a:hover, .foot-links a:hover, .links-club a:hover{transform:none}
    }