:root{
      --bg0:#fbfaf7;
      --bg1:#f3f4ff;
      --card:#ffffff;
      --text:#1f2328;
      --muted:#5b6672;
      --line:rgba(20,25,30,.12);
      --shadow:0 10px 30px rgba(16,24,40,.08);
      --shadow2:0 6px 18px rgba(16,24,40,.10);
      --radius:18px;
      --radius2:12px;

      --brandA:#4f46e5;
      --brandB:#06b6d4;
      --brandC:#f97316;
      --brandD:#22c55e;
      --brandE:#ec4899;

      --btn:#111827;
      --btnText:#ffffff;

      --focus: rgba(79,70,229,.35);
      --container: 1120px;
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(800px 500px at 15% -10%, rgba(79,70,229,.16), transparent 55%),
        radial-gradient(700px 500px at 90% 5%, rgba(6,182,212,.16), transparent 55%),
        radial-gradient(700px 500px at 60% 105%, rgba(249,115,22,.14), transparent 52%),
        linear-gradient(180deg, var(--bg0) 0%, #ffffff 40%, #fbfaf7 100%);
      overflow-x:hidden;
    }

    a{ color:inherit; text-decoration:none; }
    a:hover{ text-decoration:underline; }
    button, input, select, textarea{ font:inherit; }

    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .skip-link{
      position:absolute;
      left:-999px;
      top:10px;
      background:#111827;
      color:#fff;
      padding:10px 12px;
      border-radius:10px;
      z-index:9999;
    }
    .skip-link:focus{ left: 16px; }

    header{
      position:sticky;
      top:0;
      z-index:50;
      background: rgba(251,250,247,.72);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(20,25,30,.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: 210px;
    }
    .ai-page-logo{
      width:40px;
      height:40px;
      border-radius:12px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.18));
      border: 1px solid rgba(20,25,30,.08);
      padding:6px;
      object-fit:contain;
      box-shadow: 0 8px 22px rgba(79,70,229,.12);
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      line-height:1.1;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
      margin-top:4px;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
      max-width: 720px;
    }
    .nav-links a{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 10px;
      border-radius:999px;
      color:rgba(31,35,40,.9);
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      font-size:13px;
      white-space:nowrap;
    }
    .nav-links a:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.7);
      border-color: rgba(20,25,30,.10);
      text-decoration:none;
    }
    .nav-cta{
      display:flex;
      gap:10px;
      align-items:center;
      margin-left:6px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(20,25,30,.12);
      background: rgba(255,255,255,.7);
      color:var(--text);
      box-shadow: 0 10px 25px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      user-select:none;
      font-weight:650;
      font-size:13px;
      white-space:nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 18px 35px rgba(16,24,40,.10);
      background: rgba(255,255,255,.95);
      border-color: rgba(20,25,30,.18);
      text-decoration:none;
    }
    .btn-primary{
      border-color: rgba(17,24,39,.18);
      background: linear-gradient(135deg, rgba(17,24,39,.96), rgba(17,24,39,.86));
      color: var(--btnText);
    }
    .btn-primary:hover{
      background: linear-gradient(135deg, rgba(17,24,39,1), rgba(17,24,39,.88));
    }
    .btn-chip{
      border-radius:999px;
      padding:10px 12px;
      font-weight:650;
    }

    .hamburger{
      display:none;
      width:44px;height:44px;
      border-radius:14px;
      border:1px solid rgba(20,25,30,.12);
      background: rgba(255,255,255,.7);
      align-items:center;
      justify-content:center;
      cursor:pointer;
    }
    .hamburger:focus{ outline: 3px solid var(--focus); outline-offset:2px; }
    .hamburger i{
      width:18px;height:2px;background:rgba(31,35,40,.85);
      display:block; position:relative;
    }
    .hamburger i:before,.hamburger i:after{
      content:"";
      position:absolute; left:0; width:18px; height:2px;background:rgba(31,35,40,.85);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger i:before{ top:-6px; }
    .hamburger i:after{ top:6px; }

    .mobile-panel{
      display:none;
      padding: 10px 0 16px;
    }
    .mobile-panel .grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .mobile-panel a{
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      font-size:13px;
      color: rgba(31,35,40,.92);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .mobile-panel a:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.95);
      border-color: rgba(20,25,30,.18);
      text-decoration:none;
    }

    main{ padding-bottom: 10px; }

    .hero{
      padding: 26px 0 8px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:22px;
      align-items:stretch;
    }

    .hero-card{
      border-radius: 28px;
      border: 1px solid rgba(20,25,30,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.72)),
        radial-gradient(700px 300px at 0% 0%, rgba(79,70,229,.20), transparent 60%),
        radial-gradient(600px 300px at 100% 0%, rgba(6,182,212,.18), transparent 60%);
      box-shadow: var(--shadow);
      padding: 22px;
      position:relative;
      overflow:hidden;
      min-height: 340px;
    }

    .scribble{
      position:absolute;
      inset:-40px -40px auto auto;
      width: 340px;
      height: 240px;
      pointer-events:none;
      opacity:.55;
      transform: rotate(8deg);
      filter: saturate(1.15);
    }
    .scribble path{
      stroke-linecap:round;
      stroke-width: 10;
      fill:none;
      stroke-dasharray: 160 130;
      animation: dash 8.5s linear infinite;
    }
    @keyframes dash{
      0%{ stroke-dashoffset: 0; }
      100%{ stroke-dashoffset: -580; }
    }

    .hero-kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
    }
    .badge{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.66);
      font-size:13px;
      color: rgba(31,35,40,.92);
      font-weight:650;
    }
    .dot{
      width:10px;height:10px;border-radius:999px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandB), var(--brandC), var(--brandE), var(--brandA));
      box-shadow: 0 0 0 4px rgba(79,70,229,.12);
    }
    .hero h1{
      margin: 14px 0 10px;
      font-size: clamp(22px, 3.2vw, 34px);
      letter-spacing: -0.6px;
      line-height:1.15;
    }
    .hero p{
      margin: 0 0 16px;
      color: var(--muted);
      line-height:1.65;
      font-size: 14.5px;
      max-width: 68ch;
    }
    .hero-actions{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      align-items:center;
      margin-top: 14px;
    }

    .micro-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top: 18px;
    }
    .micro{
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      padding: 12px 12px;
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .micro:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .micro strong{
      display:block;
      font-size: 13.5px;
      letter-spacing:.2px;
      margin-bottom: 6px;
    }
    .micro span{
      display:block;
      font-size: 12.5px;
      color: var(--muted);
      line-height:1.5;
    }

    .hero-side{
      display:grid;
      grid-template-rows: auto 1fr;
      gap:12px;
    }
    .side-top{
      border-radius: 28px;
      border:1px solid rgba(20,25,30,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.65));
      box-shadow: var(--shadow);
      padding: 16px;
      position:relative;
      overflow:hidden;
    }
    .side-top:before{
      content:"";
      position:absolute;
      inset:-90px -90px auto auto;
      width: 220px;
      height: 220px;
      background: radial-gradient(circle at 30% 30%, rgba(236,72,153,.25), transparent 62%),
                  radial-gradient(circle at 70% 60%, rgba(79,70,229,.20), transparent 60%);
      transform: rotate(-8deg);
      pointer-events:none;
    }
    .side-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .side-title strong{
      font-size:14px;
      letter-spacing:.2px;
    }
    .seg{
      display:inline-flex;
      border-radius:999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.7);
      padding:6px;
      gap:6px;
    }
    .seg button{
      border:0;
      background:transparent;
      padding:8px 10px;
      border-radius:999px;
      font-weight:700;
      font-size:12px;
      cursor:pointer;
      color: rgba(31,35,40,.80);
      transition: background .18s ease, color .18s ease, transform .18s ease;
    }
    .seg button[aria-pressed="true"]{
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      color: rgba(17,24,39,.98);
      box-shadow: inset 0 0 0 1px rgba(20,25,30,.10);
    }
    .seg button:hover{ transform: translateY(-1px); }

    .side-stats{
      margin-top: 12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .stat{
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      padding: 12px 12px;
    }
    .stat b{
      display:block;
      font-size:18px;
      letter-spacing:-.3px;
    }
    .stat small{
      display:block;
      margin-top:6px;
      color: var(--muted);
      font-size:12.5px;
      line-height:1.35;
    }

    .side-bottom{
      border-radius: 28px;
      border:1px solid rgba(20,25,30,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.66));
      box-shadow: var(--shadow);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .side-bottom:after{
      content:"";
      position:absolute;
      inset:auto -60px -60px auto;
      width: 220px;
      height: 220px;
      background: radial-gradient(circle at 40% 40%, rgba(249,115,22,.25), transparent 62%),
                  radial-gradient(circle at 70% 60%, rgba(34,197,94,.18), transparent 60%);
      pointer-events:none;
      transform: rotate(12deg);
    }
    .side-bottom .list{
      position:relative;
      z-index:1;
      display:grid;
      gap:10px;
    }
    .li{
      display:flex;
      gap:10px;
      align-items:flex-start;
      padding: 10px 10px;
      border-radius: 16px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.7);
      transition: transform .18s ease, border-color .18s ease;
    }
    .li:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
    }
    .ic{
      width:28px;height:28px;border-radius:12px;
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      border:1px solid rgba(20,25,30,.10);
      display:flex;align-items:center;justify-content:center;
      flex:0 0 auto;
    }
    .ic svg{ width:16px;height:16px; }
    .li strong{ font-size:13px; display:block; }
    .li span{ color: var(--muted); font-size:12.5px; line-height:1.45; display:block; margin-top:4px; }

    section{
      padding: 18px 0;
    }

    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:14px;
      margin: 6px 0 14px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      letter-spacing:-.4px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      line-height:1.6;
      font-size: 13.8px;
      max-width: 64ch;
    }

    .cards-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .card{
      border-radius: var(--radius);
      border: 1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.06);
      padding: 16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 128px;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .card .tag{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.76);
      font-size: 12.5px;
      font-weight:700;
      color: rgba(31,35,40,.92);
    }
    .card h3{
      margin: 12px 0 8px;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      line-height:1.6;
      font-size: 13.5px;
    }

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

    .step{
      display:flex;
      gap:12px;
      padding: 14px;
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
    }
    .step-num{
      width:42px;height:42px;border-radius:16px;
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      border:1px solid rgba(20,25,30,.10);
      display:flex;align-items:center;justify-content:center;
      font-weight:900;
      letter-spacing:-.3px;
      flex:0 0 auto;
    }
    .step h4{ margin: 2px 0 6px; font-size:14.5px; }
    .step p{ margin:0; color:var(--muted); font-size:13.2px; line-height:1.6; }

    .table-wrap{
      border-radius: 20px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      overflow:hidden;
    }
    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 760px;
    }
    th, td{
      padding: 12px 12px;
      border-bottom:1px solid rgba(20,25,30,.08);
      text-align:left;
      vertical-align:top;
      font-size:13.5px;
    }
    th{
      background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(6,182,212,.08));
      color: rgba(17,24,39,.95);
      font-weight:800;
      letter-spacing:.1px;
    }
    td{
      color: rgba(31,35,40,.92);
    }
    tr:last-child td{ border-bottom:0; }
    .ok{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 6px 10px;
      border-radius:999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.78);
      font-weight:800;
      font-size:12.5px;
      white-space:nowrap;
    }
    .ok i{
      width:10px;height:10px;border-radius:999px;
      background: var(--brandD);
      box-shadow: 0 0 0 4px rgba(34,197,94,.14);
      display:inline-block;
    }

    .badge-grad{
      background: linear-gradient(135deg, rgba(79,70,229,.14), rgba(236,72,153,.12));
      border:1px solid rgba(20,25,30,.10);
      padding: 8px 10px;
      border-radius:999px;
      font-weight:900;
      font-size:12.5px;
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .badge-grad .spark{
      width:10px;height:10px;border-radius:999px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandE), var(--brandC), var(--brandB), var(--brandA));
      box-shadow: 0 0 0 4px rgba(79,70,229,.12);
    }

    .rating-card{
      border-radius: 22px;
      border:1px solid rgba(20,25,30,.10);
      background:
        radial-gradient(500px 250px at 20% 0%, rgba(79,70,229,.18), transparent 55%),
        radial-gradient(450px 240px at 100% 20%, rgba(6,182,212,.16), transparent 50%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.66));
      box-shadow: var(--shadow);
      padding: 18px;
    }

    .stars{
      display:flex;
      gap:6px;
      align-items:center;
      margin: 10px 0 8px;
    }
    .star{
      width: 18px;height:18px;
      display:inline-block;
      background: conic-gradient(from 180deg, #f59e0b, #fb7185, #22c55e, #3b82f6, #a855f7, #f59e0b);
      -webkit-mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 17.27 18.18 21 16.54 13.97 22 9.24 14.81 8.63 12 2 9.19 8.63 2 9.24 7.46 13.97 5.82 21z"/>') center/contain no-repeat;
              mask: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"><path d="M12 17.27 18.18 21 16.54 13.97 22 9.24 14.81 8.63 12 2 9.19 8.63 2 9.24 7.46 13.97 5.82 21z"/>') center/contain no-repeat;
    }
    .rating-row{
      display:flex;
      flex-wrap:wrap;
      gap:12px;
      align-items:flex-end;
      justify-content:space-between;
      margin-top: 8px;
    }
    .rating-big{
      font-size: 34px;
      font-weight: 950;
      letter-spacing:-.8px;
      line-height:1;
    }
    .rating-meta{
      color: var(--muted);
      font-size: 13.5px;
      line-height:1.6;
      max-width: 50ch;
    }

    details{
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 12px 14px;
      transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
    }
    details:hover{
      border-color: rgba(20,25,30,.18);
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
      font-weight:850;
      font-size: 14px;
      padding: 4px 2px;
    }
    summary::-webkit-details-marker{ display:none; }
    .sum-right{
      display:flex;
      align-items:center;
      gap:10px;
      color: var(--muted);
      font-weight:800;
      font-size: 12.5px;
      margin-top:2px;
      flex:0 0 auto;
    }
    .caret{
      width:26px;height:26px;border-radius:10px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      display:flex;align-items:center;justify-content:center;
      transition: transform .18s ease;
    }
    details[open] .caret{ transform: rotate(180deg); }
    .faq-body{
      color: var(--muted);
      line-height:1.7;
      font-size: 13.6px;
      padding: 10px 2px 2px;
    }

    .gallery{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .case{
      border-radius: 22px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.06);
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .case:hover{
      transform: translateY(-3px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .case-media{
      background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(6,182,212,.08));
      padding: 12px;
    }
    .case-media .frame{
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      overflow:hidden;
      background:#fff;
    }
    .case-media img{
      width:100%;
      height:auto;
      display:block;
      object-fit:contain;
      transform: translateZ(0);
    }
    .case-body{
      padding: 14px 14px 16px;
    }
    .case-body .k{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
      margin-bottom: 10px;
    }
    .chip{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 8px 10px;
      border-radius:999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.76);
      font-weight:850;
      font-size: 12.5px;
      color: rgba(31,35,40,.92);
    }
    .chip .mini-dot{
      width:9px;height:9px;border-radius:999px;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow: 0 0 0 4px rgba(79,70,229,.10);
    }
    .case-body h3{
      margin:0 0 6px;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .case-body p{
      margin:0;
      color:var(--muted);
      line-height:1.6;
      font-size:13.5px;
    }

    .article-list{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .article{
      border-radius: 20px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 14px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height: 140px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .article:hover{
      transform: translateY(-3px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .article .meta{
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:10px;
      color: var(--muted);
      font-size: 12.5px;
      font-weight:750;
    }
    .article a{
      text-decoration:none;
      color: rgba(31,35,40,.98);
      font-weight:900;
      letter-spacing:-.2px;
      line-height:1.35;
    }
    .article p{
      margin:0;
      color:var(--muted);
      line-height:1.6;
      font-size:13.2px;
    }

    .form-card{
      border-radius: 26px;
      border:1px solid rgba(20,25,30,.10);
      background:
        radial-gradient(700px 250px at 20% 0%, rgba(236,72,153,.14), transparent 55%),
        radial-gradient(500px 250px at 95% 10%, rgba(6,182,212,.14), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.66));
      box-shadow: var(--shadow);
      padding: 18px;
      overflow:hidden;
      position:relative;
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field label{
      font-size: 13px;
      font-weight: 850;
      color: rgba(31,35,40,.92);
    }
    .field input, .field select, .field textarea{
      border-radius: 16px;
      border:1px solid rgba(20,25,30,.12);
      background: rgba(255,255,255,.78);
      padding: 12px 12px;
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
      color: rgba(31,35,40,.95);
    }
    .field textarea{ min-height: 108px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus{
      border-color: rgba(79,70,229,.35);
      box-shadow: 0 0 0 4px var(--focus);
    }
    .form-actions{
      display:flex;
      gap:12px;
      align-items:center;
      justify-content:space-between;
      flex-wrap:wrap;
      margin-top: 12px;
    }
    .hint{
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.6;
      max-width: 52ch;
    }
    .submit-btn{
      border:0;
      cursor:pointer;
      padding: 13px 16px;
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(79,70,229,1), rgba(6,182,212,.95));
      color:#fff;
      font-weight:950;
      letter-spacing:.2px;
      box-shadow: 0 18px 40px rgba(79,70,229,.22);
      transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .submit-btn:hover{
      transform: translateY(-2px);
      box-shadow: 0 26px 60px rgba(79,70,229,.28);
      filter: saturate(1.05);
    }
    .submit-btn:focus{
      outline: 3px solid var(--focus);
      outline-offset: 2px;
    }

    .price-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .price-card{
      border-radius: 24px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .price-card:before{
      content:"";
      position:absolute;
      inset:-100px -90px auto auto;
      width: 260px;
      height: 260px;
      background: radial-gradient(circle at 30% 30%, rgba(79,70,229,.18), transparent 60%),
                  radial-gradient(circle at 70% 60%, rgba(249,115,22,.16), transparent 62%);
      transform: rotate(14deg);
      pointer-events:none;
    }
    .price-card > *{ position:relative; z-index:1; }
    .price-card h3{
      margin:0;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .price-card p{
      margin: 8px 0 12px;
      color:var(--muted);
      line-height:1.6;
      font-size:13.4px;
    }
    .price-table{
      width:100%;
      border-collapse:collapse;
      border-radius: 16px;
      overflow:hidden;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.75);
    }
    .price-table th, .price-table td{
      border-bottom:1px solid rgba(20,25,30,.08);
      padding: 10px 10px;
      font-size: 13px;
    }
    .price-table th{
      background: linear-gradient(135deg, rgba(249,115,22,.12), rgba(236,72,153,.10));
      font-weight:900;
      color: rgba(17,24,39,.95);
      text-align:left;
      white-space:nowrap;
    }
    .price-table tr:last-child td{ border-bottom:0; }
    .note{
      color: var(--muted);
      font-size: 12.6px;
      line-height:1.6;
      margin-top:10px;
    }

    .timeline{
      border-radius: 24px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 16px;
    }
    .time-steps{
      display:grid;
      gap:12px;
      margin-top: 12px;
    }
    .titem{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding: 12px;
      border-radius: 18px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.76);
    }
    .tbadge{
      width:38px;height:38px;border-radius:16px;
      background: linear-gradient(135deg, rgba(236,72,153,.14), rgba(79,70,229,.12));
      border:1px solid rgba(20,25,30,.10);
      display:flex;align-items:center;justify-content:center;
      font-weight:950;
      letter-spacing:-.3px;
      flex:0 0 auto;
    }
    .titem strong{ display:block; font-size:14px; margin-top:1px; }
    .titem span{ display:block; color:var(--muted); font-size:13.2px; line-height:1.6; margin-top:5px; }

    .partners{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top: 10px;
    }
    .partner{
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      color: rgba(31,35,40,.92);
      font-size: 12.8px;
      font-weight: 850;
      display:inline-flex;
      align-items:center;
      gap:10px;
    }
    .partner i{
      width:10px;height:10px;border-radius:999px;
      background: linear-gradient(135deg, var(--brandB), var(--brandA));
      box-shadow: 0 0 0 4px rgba(6,182,212,.14);
      display:inline-block;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      border-radius: 22px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 14px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height: 170px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .review:hover{
      transform: translateY(-3px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .who{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
    }
    .avatar{
      width:38px;height:38px;border-radius:16px;
      border:1px solid rgba(20,25,30,.10);
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      display:flex;align-items:center;justify-content:center;
      font-weight:950;
      letter-spacing:-.4px;
      color: rgba(17,24,39,.95);
      flex:0 0 auto;
    }
    .who strong{
      font-size:13.5px;
      display:block;
      margin-bottom:3px;
    }
    .who span{
      color: var(--muted);
      font-size:12.5px;
      font-weight:750;
      display:block;
    }
    .review p{
      margin:0;
      color: var(--muted);
      line-height:1.7;
      font-size: 13.4px;
      display:-webkit-box;
      -webkit-line-clamp: 6;
      -webkit-box-orient: vertical;
      overflow:hidden;
    }

    .tag-cloud{
      border-radius: 22px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 14px;
    }
    .cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top: 10px;
    }
    .cloud a{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.76);
      font-weight:900;
      font-size: 12.8px;
      color: rgba(31,35,40,.92);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      text-decoration:none;
    }
    .cloud a:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
      background: rgba(255,255,255,.95);
      text-decoration:none;
    }
    .cloud a i{
      width:10px;height:10px;border-radius:999px;
      background: conic-gradient(from 180deg, var(--brandA), var(--brandB), var(--brandC), var(--brandE), var(--brandA));
      box-shadow: 0 0 0 4px rgba(79,70,229,.12);
      display:inline-block;
    }

    .anchor-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:14px;
    }
    .network{
      border-radius: 22px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 16px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
    }
    .network:hover{
      transform: translateY(-3px);
      border-color: rgba(20,25,30,.18);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
    }
    .network h3{ margin:0 0 10px; font-size: 15.5px; }
    .network ul{
      margin:0;
      padding-left: 18px;
      color: var(--muted);
      line-height:1.8;
      font-size: 13.4px;
    }
    .network:after{
      content:"";
      position:absolute;
      inset:-60px auto auto -60px;
      width: 160px;height:160px;
      background: radial-gradient(circle at 30% 30%, rgba(79,70,229,.14), transparent 60%),
                  radial-gradient(circle at 70% 60%, rgba(6,182,212,.12), transparent 62%);
      pointer-events:none;
      transform: rotate(8deg);
    }
    .network > *{ position:relative; z-index:1; }

    .footer{
      margin-top: 10px;
      padding: 22px 0 28px;
      background: linear-gradient(180deg, rgba(255,255,255,.0), rgba(255,255,255,.65));
      border-top: 1px solid rgba(20,25,30,.08);
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius: 24px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 25px rgba(16,24,40,.05);
      padding: 16px;
    }
    .foot-card h3{ margin:0 0 10px; font-size: 15.5px; }
    .foot-card p{
      margin:0;
      color: var(--muted);
      line-height:1.7;
      font-size:13.5px;
    }
    .foot-links{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .foot-links a{
      color: rgba(31,35,40,.92);
      font-weight:850;
      font-size: 13.4px;
      text-decoration:none;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      padding: 10px 10px;
      border-radius: 16px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.76);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
      background: rgba(255,255,255,.96);
      text-decoration:none;
    }
    .foot-links a span{
      color: var(--muted);
      font-weight:850;
      font-size:12.5px;
    }

    .subfooter{
      margin-top: 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      color: var(--muted);
      font-size: 12.8px;
      font-weight:750;
    }
    .friendships{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      align-items:center;
      justify-content:flex-start;
    }
    .friendships a{
      padding: 9px 11px;
      border-radius: 999px;
      border:1px solid rgba(20,25,30,.10);
      background: rgba(255,255,255,.72);
      font-size:12.6px;
      font-weight:900;
      color: rgba(31,35,40,.92);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      text-decoration:none;
    }
    .friendships a:hover{
      transform: translateY(-2px);
      border-color: rgba(20,25,30,.18);
      background: rgba(255,255,255,.96);
      text-decoration:none;
    }

    .backtop{
      position:fixed;
      right: 14px;
      bottom: 16px;
      z-index: 60;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .fab{
      pointer-events:auto;
      width: 46px;
      height: 46px;
      border-radius: 18px;
      border: 1px solid rgba(20,25,30,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 40px rgba(16,24,40,.14);
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:center;
      transition: transform .18s ease, opacity .18s ease, background .18s ease;
      opacity:0;
      transform: translateY(8px);
    }
    .fab.show{
      opacity:1;
      transform: translateY(0);
    }
    .fab:hover{
      transform: translateY(-2px);
      background: rgba(255,255,255,.95);
    }
    .fab svg{ width:18px;height:18px; }
    .kefu{
      width: 46px;
      height: 46px;
      border-radius: 18px;
      border: 1px solid rgba(20,25,30,.12);
      background: linear-gradient(135deg, rgba(236,72,153,.16), rgba(6,182,212,.14));
      box-shadow: 0 18px 40px rgba(236,72,153,.12);
      cursor:pointer;
      display:flex;
      align-items:center;
      justify-content:center;
      pointer-events:auto;
      transition: transform .18s ease, background .18s ease;
    }
    .kefu:hover{ transform: translateY(-2px); background: linear-gradient(135deg, rgba(236,72,153,.22), rgba(6,182,212,.18)); }
    .kefu svg{ width:18px;height:18px; }

    .toast{
      position:fixed;
      left: 50%;
      transform: translateX(-50%);
      bottom: 20px;
      z-index:80;
      padding: 12px 14px;
      border-radius: 16px;
      border:1px solid rgba(20,25,30,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 18px 40px rgba(16,24,40,.14);
      color: rgba(31,35,40,.95);
      font-weight:850;
      font-size: 13px;
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
      max-width: min(720px, calc(100% - 24px));
    }
    .toast.show{
      opacity:1;
      transform: translateX(-50%) translateY(-6px);
    }

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

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .hero-card{ min-height: 0; }
      .cards-3{ grid-template-columns: 1fr; }
      .split{ grid-template-columns: 1fr; }
      .article-list{ grid-template-columns: 1fr; }
      .review-grid{ grid-template-columns: 1fr; }
      .gallery{ grid-template-columns: 1fr; }
      .anchor-grid{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      .price-row{ grid-template-columns: 1fr; }
      .nav-links{ display:none; }
      .nav-cta{ display:none; }
      .hamburger{ display:flex; }
      .mobile-panel{ display:block; }
    }

    @media (prefers-reduced-motion: reduce){
      html{ scroll-behavior:auto; }
      .reveal{ transition:none; }
      .scribble path{ animation:none; }
      .fab, .btn, .card, .case, .article, .review, details{ transition:none !important; }
    }