:root{
      --bg0:#fcfbff;
      --bg1:#f6f3ff;
      --card: rgba(255,255,255,.78);
      --card2: rgba(255,255,255,.92);
      --stroke: rgba(18,20,33,.10);
      --stroke2: rgba(18,20,33,.14);
      --text:#0f172a;
      --muted:#475569;
      --muted2:#64748b;
      --brand1:#6d28d9;
      --brand2:#2563eb;
      --brand3:#06b6d4;
      --brand4:#22c55e;
      --danger:#ef4444;
      --shadow: 0 10px 30px rgba(15,23,42,.08);
      --shadow2: 0 14px 40px rgba(37,99,235,.12);
      --radius: 18px;
      --radius2: 24px;
      --max: 1120px;
      --gap: 16px;
      --focus: 0 0 0 4px rgba(109,40,217,.18);
      --grad: linear-gradient(135deg, rgba(109,40,217,.95), rgba(37,99,235,.92), rgba(6,182,212,.88));
      --grad2: linear-gradient(135deg, rgba(6,182,212,.20), rgba(37,99,235,.18), rgba(109,40,217,.14));
      --grad3: linear-gradient(135deg, rgba(109,40,217,.16), rgba(37,99,235,.10), rgba(6,182,212,.10));
      --rad: radial-gradient(1100px 500px at 20% -10%, rgba(109,40,217,.25), transparent 55%),
             radial-gradient(900px 450px at 92% 5%, rgba(37,99,235,.22), transparent 52%),
             radial-gradient(800px 420px at 80% 62%, rgba(6,182,212,.18), transparent 50%);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
      color:var(--text);
      background:
        var(--rad),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{max-width:var(--max); margin:0 auto; padding:0 18px;}
    .sr-only{
      position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
    }

    header{
      position:sticky; top:0; z-index:50;
      background: rgba(252,251,255,.62);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(18,20,33,.06);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 220px;
    }
    .ai-page-logo{
      width:42px; height:42px; border-radius:14px;
      box-shadow: 0 10px 28px rgba(109,40,217,.20);
      border:1px solid rgba(109,40,217,.22);
      background: rgba(255,255,255,.65);
      object-fit:contain;
    }
    .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(--muted2);}
    nav .nav-links{
      display:flex; gap:18px; align-items:center; justify-content:flex-end;
      flex-wrap:wrap;
    }
    .nav-links a{
      font-size:13px; color:rgba(15,23,42,.84);
      padding:8px 10px; border-radius:999px;
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(109,40,217,.08);
      border-color: rgba(109,40,217,.16);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; gap:10px; align-items:center; justify-content:flex-end;
      min-width: 240px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius: 14px;
      font-weight:650;
      font-size:13px;
      border:1px solid rgba(18,20,33,.12);
      background: rgba(255,255,255,.82);
      box-shadow: 0 10px 25px rgba(15,23,42,.06);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus), 0 10px 25px rgba(15,23,42,.06)}
    .btn:hover{transform: translateY(-1px); border-color: rgba(109,40,217,.20); box-shadow: 0 18px 35px rgba(15,23,42,.10)}
    .btn-primary{
      border-color: rgba(109,40,217,.28);
      background: linear-gradient(135deg, rgba(109,40,217,.96), rgba(37,99,235,.90));
      color:#fff;
      box-shadow: 0 20px 45px rgba(109,40,217,.20);
    }
    .btn-primary:hover{
      box-shadow: 0 26px 58px rgba(37,99,235,.28);
    }
    .btn-ghost{
      background: rgba(255,255,255,.70);
    }

    .hamburger{
      display:none;
      width:42px; height:42px;
      border-radius:14px;
      border:1px solid rgba(18,20,33,.12);
      background: rgba(255,255,255,.80);
      cursor:pointer;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      align-items:center; justify-content:center;
    }
    .hamburger:focus{outline:none; box-shadow: var(--focus)}
    .hamburger:hover{transform: translateY(-1px); border-color: rgba(109,40,217,.22)}
    .ham-lines{width:18px; height:12px; position:relative}
    .ham-lines span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background: rgba(15,23,42,.85);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .ham-lines span:nth-child(1){top:0}
    .ham-lines span:nth-child(2){top:5px}
    .ham-lines span:nth-child(3){top:10px}

    .mobile-drawer{
      display:none;
      border-top:1px solid rgba(18,20,33,.06);
      padding:12px 0 16px;
    }
    .mobile-drawer .drawer-links{
      display:flex; flex-direction:column; gap:10px;
    }
    .mobile-drawer a{
      padding:12px 12px;
      border-radius:14px;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(18,20,33,.10);
      font-size:14px;
      color: rgba(15,23,42,.86);
    }

    @media (max-width: 980px){
      .nav-links{display:none}
      .nav-cta{min-width:auto}
      .hamburger{display:inline-flex}
      .mobile-drawer{display:block}
    }

    .hero{
      position:relative;
      padding: 36px 0 20px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items: stretch;
    }
    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap:14px;}
    }

    .hero-card{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.74), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
      padding: 22px;
      min-height: 330px;
    }
    .hero-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(900px 340px at 18% 8%, rgba(109,40,217,.25), transparent 55%),
        radial-gradient(700px 280px at 92% 12%, rgba(37,99,235,.22), transparent 52%),
        radial-gradient(720px 320px at 75% 72%, rgba(6,182,212,.20), transparent 52%);
      pointer-events:none;
      z-index:0;
    }
    .hero-card::after{
      content:"";
      position:absolute;
      width: 520px; height: 520px;
      right:-260px; top:-320px;
      background: conic-gradient(from 180deg, rgba(109,40,217,.20), rgba(37,99,235,.16), rgba(6,182,212,.18), rgba(109,40,217,.20));
      filter: blur(10px);
      opacity:.85;
      pointer-events:none;
      z-index:0;
      transform: rotate(14deg);
      animation: floatSpin 10s linear infinite;
    }
    @keyframes floatSpin{
      0%{transform: translate3d(0,0,0) rotate(10deg)}
      50%{transform: translate3d(-10px,10px,0) rotate(30deg)}
      100%{transform: translate3d(0,0,0) rotate(10deg)}
    }
    .hero-inner{position:relative; z-index:1; height:100%; display:flex; flex-direction:column; gap:14px;}
    .badge-row{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .badge{
      display:inline-flex; align-items:center; gap:9px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(109,40,217,.18);
      background: rgba(109,40,217,.08);
      color: rgba(109,40,217,.92);
      font-weight:700;
      font-size:12px;
    }
    .dot{
      width:9px; height:9px; border-radius:50%;
      background: var(--grad);
      box-shadow: 0 0 0 4px rgba(109,40,217,.12);
    }
    .h1{
      margin:2px 0 0;
      font-size: 30px;
      letter-spacing: .2px;
      line-height:1.18;
    }
    @media (max-width: 520px){
      .h1{font-size: 26px;}
    }
    .lead{
      margin:0;
      color: rgba(15,23,42,.78);
      font-size:14px;
      line-height:1.7;
      max-width: 62ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top: 4px;
    }
    .meta-strip{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:auto;
      padding-top: 10px;
    }
    .meta{
      flex:1 1 160px;
      display:flex; gap:10px; align-items:flex-start;
      border-radius:16px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.62);
      padding: 12px 12px;
      min-width: 0;
    }
    .meta svg{flex:0 0 auto}
    .meta strong{display:block; font-size:13px; margin-bottom:4px;}
    .meta span{display:block; font-size:12px; color:var(--muted2); line-height:1.4;}

    .hero-side{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      padding: 18px;
      overflow:hidden;
      position:relative;
    }
    .hero-side::before{
      content:"";
      position:absolute; inset:0;
      background: var(--grad2);
      pointer-events:none;
      opacity:.9;
    }
    .hero-side-inner{position:relative; z-index:1; display:flex; flex-direction:column; height:100%; gap:14px;}
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .side-title h2{
      margin:0; font-size:14px; letter-spacing:.3px;
    }
    .chip{
      font-size:12px; padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(37,99,235,.18);
      background: rgba(37,99,235,.08);
      color: rgba(37,99,235,.92);
      font-weight:700;
    }
    .data-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .data-card{
      border-radius: 16px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.70);
      padding: 12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .data-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(37,99,235,.14);
      border-color: rgba(37,99,235,.22);
    }
    .data-card .k{font-size:20px; font-weight:850; letter-spacing:.2px;}
    .data-card .t{font-size:12px; color:var(--muted2); margin-top:4px; line-height:1.35;}
    .side-quick{
      border-radius: 18px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.60);
      padding: 12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .quick-row{
      display:flex; gap:10px; align-items:flex-start;
    }
    .quick-ico{
      width:34px; height:34px; border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(109,40,217,.10);
      border:1px solid rgba(109,40,217,.18);
      flex:0 0 auto;
    }
    .quick-row strong{font-size:13px}
    .quick-row span{display:block; font-size:12px; color:var(--muted2); margin-top:3px; line-height:1.45;}

    section{padding: 26px 0;}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom: 14px;
    }
    .section-head h2{
      margin:0;
      font-size: 18px;
      letter-spacing:.2px;
    }
    .section-head p{
      margin:0;
      color:var(--muted2);
      font-size:13px;
      line-height:1.6;
      max-width: 60ch;
    }
    .card{
      border-radius: var(--radius);
      border:1px solid rgba(18,20,33,.10);
      background: var(--card);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
    }

    .grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:14px;}
    @media (max-width: 980px){.grid-2{grid-template-columns:1fr}}
    .grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;}
    @media (max-width: 980px){.grid-3{grid-template-columns:1fr 1fr}}
    @media (max-width: 560px){.grid-3{grid-template-columns:1fr}}
    .grid-4{display:grid; grid-template-columns: repeat(4, 1fr); gap:12px;}
    @media (max-width: 980px){.grid-4{grid-template-columns:1fr 1fr}}
    @media (max-width: 560px){.grid-4{grid-template-columns:1fr}}

    .service-card{
      padding: 16px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .service-card::before{
      content:"";
      position:absolute; inset:-1px;
      background: linear-gradient(135deg, rgba(109,40,217,.14), rgba(37,99,235,.10), rgba(6,182,212,.10));
      opacity:.9;
      pointer-events:none;
    }
    .service-card > *{position:relative; z-index:1;}
    .service-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 46px rgba(37,99,235,.16);
      border-color: rgba(37,99,235,.22);
    }
    .service-top{
      display:flex; gap:12px; align-items:flex-start;
      margin-bottom: 10px;
    }
    .service-ico{
      width:42px; height:42px; border-radius: 18px;
      background: rgba(109,40,217,.10);
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .service-card h3{margin:0; font-size:14px; letter-spacing:.2px;}
    .service-card p{margin:8px 0 0; color:var(--muted2); font-size:13px; line-height:1.7;}

    .steps{
      display:grid; grid-template-columns: repeat(5, 1fr); gap:12px;
    }
    @media (max-width: 980px){.steps{grid-template-columns: 1fr 1fr}}
    @media (max-width: 560px){.steps{grid-template-columns:1fr}}
    .step{
      padding: 14px;
      background: rgba(255,255,255,.70);
      border:1px solid rgba(18,20,33,.10);
      border-radius: 18px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
      position:relative;
      overflow:hidden;
    }
    .step::after{
      content:"";
      position:absolute; left:-40px; top:-40px;
      width:120px; height:120px;
      background: conic-gradient(from 180deg, rgba(109,40,217,.18), rgba(37,99,235,.14), rgba(6,182,212,.14), rgba(109,40,217,.18));
      filter: blur(18px);
      opacity:.7;
      pointer-events:none;
    }
    .step > *{position:relative; z-index:1;}
    .step-num{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color: rgba(37,99,235,.95);
      font-size:13px;
    }
    .step h3{margin:10px 0 6px; font-size:14px;}
    .step p{margin:0; color:var(--muted2); font-size:13px; line-height:1.6;}

    .compare-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.74), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-top{
      padding: 18px;
      border-bottom:1px solid rgba(18,20,33,.08);
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
      background: radial-gradient(900px 300px at 20% 0%, rgba(109,40,217,.20), transparent 58%),
                  radial-gradient(700px 260px at 92% 10%, rgba(37,99,235,.18), transparent 55%),
                  linear-gradient(135deg, rgba(255,255,255,.55), rgba(255,255,255,.72));
    }
    .rating{
      display:flex; gap:12px; align-items:center;
      padding: 10px 12px;
      border-radius: 18px;
      border:1px solid rgba(109,40,217,.18);
      background: rgba(109,40,217,.08);
    }
    .stars{
      display:flex; gap:4px; align-items:center;
    }
    .star{
      width:16px; height:16px;
      fill: rgba(109,40,217,.95);
      filter: drop-shadow(0 6px 10px rgba(109,40,217,.25));
    }
    .rating strong{font-size:14px}
    .rating span{display:block; color: rgba(109,40,217,.95); font-weight:900; font-size:20px; line-height:1;}
    .compare-actions{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
    }
    .table-scroll{overflow:auto}
    table{
      width:100%;
      border-collapse: separate;
      border-spacing:0;
      min-width: 820px;
      background: rgba(255,255,255,.66);
    }
    th, td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(18,20,33,.08);
      font-size: 13px;
      vertical-align: top;
    }
    th{
      position:sticky; top:0;
      background: rgba(255,255,255,.88);
      z-index:1;
      text-align:left;
      font-weight:850;
      color: rgba(15,23,42,.92);
      border-bottom: 1px solid rgba(18,20,33,.10);
    }
    tr:last-child td{border-bottom:none}
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding: 7px 10px;
      border-radius:999px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.74);
      font-weight:750;
      color: rgba(15,23,42,.88);
      white-space:nowrap;
    }
    .pill.good{
      border-color: rgba(34,197,94,.20);
      background: rgba(34,197,94,.10);
      color: rgba(22,163,74,.98);
    }
    .pill.mid{
      border-color: rgba(37,99,235,.18);
      background: rgba(37,99,235,.10);
      color: rgba(37,99,235,.98);
    }
    .pill.warn{
      border-color: rgba(239,68,68,.18);
      background: rgba(239,68,68,.10);
      color: rgba(220,38,38,.98);
    }

    .timeline{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.62);
      box-shadow: var(--shadow);
      padding: 16px;
    }
    .timeline-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:start;
    }
    @media (max-width: 980px){.timeline-grid{grid-template-columns:1fr}}
    .timeline-item{
      padding: 14px;
      border-radius: 18px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.72);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .timeline-item:hover{
      transform: translateY(-2px);
      box-shadow: 0 22px 46px rgba(109,40,217,.12);
      border-color: rgba(109,40,217,.20);
    }
    .timeline-item::before{
      content:"";
      position:absolute; inset:-1px;
      background: linear-gradient(135deg, rgba(109,40,217,.12), rgba(37,99,235,.10), rgba(6,182,212,.10));
      opacity:.6;
      pointer-events:none;
    }
    .timeline-item > *{position:relative; z-index:1;}
    .timeline-top{
      display:flex; gap:12px; align-items:flex-start;
      margin-bottom: 8px;
    }
    .t-tag{
      width:38px; height:38px; border-radius: 16px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(6,182,212,.10);
      border:1px solid rgba(6,182,212,.20);
      color: rgba(13,148,136,.98);
      font-weight:950;
      flex:0 0 auto;
    }
    .timeline-item h3{margin:0; font-size:14px}
    .timeline-item p{margin:8px 0 0; color:var(--muted2); font-size:13px; line-height:1.7;}

    .accordion{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.62);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .acc-item{
      border-bottom:1px solid rgba(18,20,33,.08);
      background: rgba(255,255,255,.55);
    }
    .acc-item:last-child{border-bottom:none}
    .acc-btn{
      width:100%;
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      padding: 14px 16px;
      background: transparent;
      border:none;
      cursor:pointer;
      text-align:left;
      font-weight:850;
      color: rgba(15,23,42,.92);
      font-size:14px;
    }
    .acc-btn:focus{outline:none; box-shadow: var(--focus)}
    .acc-left{display:flex; align-items:center; gap:12px; min-width:0;}
    .acc-ico{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(109,40,217,.10);
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .acc-body{
      padding: 0 16px 16px 62px;
      color: var(--muted2);
      font-size:13px;
      line-height:1.8;
      max-height: 0;
      overflow:hidden;
      transition: max-height .25s ease;
    }
    .acc-body.open{max-height: 420px}
    .chev{
      width:34px; height:34px; border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.65);
      flex:0 0 auto;
      transition: transform .22s ease;
    }
    .chev.open{transform: rotate(180deg)}

    .review-grid{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:14px;
    }
    @media (max-width: 980px){.review-grid{grid-template-columns:1fr 1fr}}
    @media (max-width: 560px){.review-grid{grid-template-columns:1fr}}
    .review{
      padding: 16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(18,20,33,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
      min-width:0;
    }
    .review::before{
      content:"";
      position:absolute; inset:-1px;
      background: linear-gradient(135deg, rgba(109,40,217,.12), rgba(37,99,235,.10), rgba(6,182,212,.10));
      opacity:.45;
      pointer-events:none;
    }
    .review > *{position:relative; z-index:1;}
    .review:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.20);
      box-shadow: 0 22px 46px rgba(37,99,235,.12);
    }
    .review-top{display:flex; gap:12px; align-items:flex-start; margin-bottom: 10px;}
    .avatar{
      width:42px; height:42px; border-radius: 18px;
      background: rgba(37,99,235,.10);
      border:1px solid rgba(37,99,235,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color: rgba(37,99,235,.98);
      flex:0 0 auto;
    }
    .review h3{margin:0; font-size:14px;}
    .review .role{margin-top:4px; font-size:12px; color:var(--muted2); line-height:1.4;}
    .review .text{
      margin:0;
      color: rgba(15,23,42,.80);
      font-size:13px;
      line-height:1.8;
    }
    .review .tagrow{
      display:flex; gap:8px; flex-wrap:wrap; margin-top: 12px;
    }

    .case-grid{
      display:grid; grid-template-columns: 1.15fr .85fr; gap:14px;
      align-items:start;
    }
    @media (max-width: 980px){.case-grid{grid-template-columns:1fr}}
    .case-main{
      padding: 16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(18,20,33,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .case-main::before{
      content:"";
      position:absolute; inset:-1px;
      background: var(--grad3);
      opacity:1;
      pointer-events:none;
    }
    .case-main > *{position:relative; z-index:1;}
    .case-top{
      display:flex; gap:14px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap;
    }
    .case-top h3{margin:0; font-size:16px}
    .case-top p{margin:6px 0 0; color:var(--muted2); font-size:13px; line-height:1.7; max-width: 62ch;}
    .case-images{
      margin-top: 14px;
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:12px;
    }
    @media (max-width: 560px){.case-images{grid-template-columns:1fr}}
    .img-card{
      border-radius: 18px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.70);
      padding: 10px;
      overflow:hidden;
      box-shadow: 0 10px 24px rgba(15,23,42,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .img-card:hover{transform: translateY(-2px); box-shadow: 0 22px 46px rgba(109,40,217,.12);}
    .img-frame{
      border-radius: 14px;
      overflow:hidden;
      background: rgba(248,250,252,.9);
      border:1px solid rgba(18,20,33,.06);
    }
    .img-frame img{width:100%; height:auto; display:block; object-fit:cover;}
    .img-caption{
      padding: 10px 2px 2px;
      display:flex; gap:10px; align-items:flex-start;
    }
    .cap-dot{
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      margin-top:6px;
      flex:0 0 auto;
    }
    .img-caption div strong{display:block; font-size:13px}
    .img-caption div span{display:block; font-size:12px; color:var(--muted2); line-height:1.45; margin-top:3px;}

    .case-side{
      display:flex; flex-direction:column; gap:12px;
    }
    .mini-list{
      padding: 14px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.62);
      border:1px solid rgba(18,20,33,.10);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
    }
    .mini-list h3{margin:0; font-size:14px;}
    .mini-links{
      margin-top: 10px;
      display:flex; flex-direction:column; gap:10px;
    }
    .mini-links a{
      padding: 12px 12px;
      border-radius: 16px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.74);
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .mini-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.20);
      box-shadow: 0 18px 35px rgba(37,99,235,.12);
    }
    .mini-links strong{font-size:13px}
    .mini-links span{display:block; margin-top:4px; font-size:12px; color:var(--muted2); line-height:1.4;}

    .token-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
    }
    @media (max-width: 980px){.token-grid{grid-template-columns:1fr}}
    .token-card{
      padding: 16px;
      background: rgba(255,255,255,.62);
      border:1px solid rgba(18,20,33,.10);
      border-radius: var(--radius2);
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
    }
    .token-card::before{
      content:"";
      position:absolute; inset:-1px;
      background: linear-gradient(135deg, rgba(6,182,212,.14), rgba(37,99,235,.10), rgba(109,40,217,.10));
      opacity:.8;
      pointer-events:none;
    }
    .token-card > *{position:relative; z-index:1;}
    .token-card h3{margin:0; font-size:16px}
    .token-card p{margin:8px 0 0; color:var(--muted2); font-size:13px; line-height:1.7;}
    .token-table{
      margin-top: 12px;
      border-radius: 18px;
      overflow:hidden;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.72);
    }
    .token-row{
      display:flex; justify-content:space-between; gap:12px;
      padding: 12px 12px;
      border-bottom:1px solid rgba(18,20,33,.08);
      font-size:13px;
      align-items:flex-start;
    }
    .token-row:last-child{border-bottom:none}
    .token-row strong{font-size:13px}
    .token-row span{color:var(--muted2); font-size:12px; line-height:1.4; text-align:right; max-width: 50ch;}
    .token-note{
      margin-top: 10px;
      display:flex; gap:10px; align-items:flex-start;
      color:var(--muted2); font-size:12px; line-height:1.6;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(18,20,33,.08);
      background: rgba(255,255,255,.62);
    }

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.62);
      box-shadow: var(--shadow);
      overflow:hidden;
      position:relative;
    }
    .form-card::before{
      content:"";
      position:absolute; inset:-1px;
      background: radial-gradient(900px 320px at 18% 0%, rgba(109,40,217,.22), transparent 60%),
                  radial-gradient(700px 240px at 92% 20%, rgba(37,99,235,.18), transparent 55%),
                  radial-gradient(700px 250px at 60% 92%, rgba(6,182,212,.14), transparent 58%);
      opacity:.85;
      pointer-events:none;
    }
    .form-inner{position:relative; z-index:1; padding: 16px;}
    .form-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .form-head h3{margin:0; font-size:16px}
    .form-head p{margin:6px 0 0; color:var(--muted2); font-size:13px; line-height:1.7; max-width: 62ch;}
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top: 10px;
    }
    @media (max-width: 720px){form{grid-template-columns:1fr}}
    .field{
      display:flex; flex-direction:column; gap:8px;
    }
    label{
      font-size:12px; color: rgba(15,23,42,.85);
      font-weight:800;
    }
    input, select, textarea{
      border-radius: 14px;
      border:1px solid rgba(18,20,33,.12);
      background: rgba(255,255,255,.78);
      padding: 11px 12px;
      font-size:14px;
      color: rgba(15,23,42,.92);
      transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
      outline:none;
    }
    textarea{min-height: 110px; resize: vertical;}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(109,40,217,.28);
      box-shadow: var(--focus);
    }
    .span-2{grid-column: 1 / -1;}
    .form-actions{
      grid-column: 1 / -1;
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
      margin-top: 2px;
    }
    .form-hint{
      color:var(--muted2);
      font-size:12px;
      line-height:1.6;
      max-width: 60ch;
    }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
      padding: 12px;
      border-radius: var(--radius2);
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
    }
    .tag-cloud a{
      padding: 10px 12px;
      border-radius: 999px;
      border:1px solid rgba(18,20,33,.10);
      background: rgba(255,255,255,.74);
      font-size:13px;
      font-weight:750;
      color: rgba(15,23,42,.86);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      display:inline-flex; align-items:center; gap:8px;
    }
    .tag-cloud a:hover{
      transform: translateY(-2px);
      border-color: rgba(109,40,217,.22);
      box-shadow: 0 18px 35px rgba(109,40,217,.12);
    }
    .tag-cloud i{
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      display:inline-block;
      box-shadow: 0 0 0 4px rgba(109,40,217,.10);
    }

    .article-grid{
      display:grid; grid-template-columns: 1fr 1fr 1fr; gap:14px;
    }
    @media (max-width: 980px){.article-grid{grid-template-columns:1fr 1fr}}
    @media (max-width: 560px){.article-grid{grid-template-columns:1fr}}
    .article{
      padding: 16px;
      border-radius: var(--radius2);
      background: rgba(255,255,255,.62);
      border:1px solid rgba(18,20,33,.10);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .article:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.20);
      box-shadow: 0 22px 46px rgba(37,99,235,.12);
    }
    .article .k{
      font-size:12px; color: rgba(109,40,217,.95);
      font-weight:900;
      display:flex; align-items:center; gap:10px;
    }
    .article .k::before{
      content:"";
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      display:inline-block;
      box-shadow: 0 0 0 4px rgba(109,40,217,.10);
    }
    .article h3{margin:10px 0 8px; font-size:14px; line-height:1.4;}
    .article p{margin:0; color:var(--muted2); font-size:13px; line-height:1.7;}
    .article a.more{
      margin-top: 12px;
      display:inline-flex; align-items:center; gap:10px;
      font-weight:850; color: rgba(37,99,235,.96);
      font-size:13px;
    }
    .article a.more svg{transition: transform .18s ease}
    .article:hover a.more svg{transform: translateX(3px);}

    footer{
      padding: 20px 0 26px;
      background: rgba(15,23,42,.92);
      color:#eef2ff;
      margin-top: 18px;
      border-top:1px solid rgba(255,255,255,.10);
    }
    .footer-wrap{
      display:grid; grid-template-columns: 1.1fr 1fr; gap:14px; align-items:start;
    }
    @media (max-width: 980px){.footer-wrap{grid-template-columns:1fr}}
    .footer-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.06);
      padding: 16px;
    }
    .foot-top{
      display:flex; gap:12px; align-items:center; margin-bottom: 10px;
    }
    .foot-top img{
      width:44px; height:44px; border-radius: 18px;
      border:1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.08);
      padding:6px;
      object-fit:contain;
    }
    .footer-card h3{margin:0; font-size:16px}
    .footer-card p{margin:8px 0 0; color: rgba(238,242,255,.78); font-size:13px; line-height:1.7;}
    .foot-links{
      display:flex; flex-wrap:wrap; gap:10px; margin-top: 12px;
    }
    .foot-links a{
      padding: 9px 10px;
      border-radius: 999px;
      border:1px solid rgba(255,255,255,.16);
      background: rgba(255,255,255,.06);
      color: rgba(238,242,255,.92);
      font-weight:780;
      font-size:12px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      border-color: rgba(109,40,217,.40);
      background: rgba(109,40,217,.16);
    }
    .copyright{
      margin-top: 14px;
      color: rgba(238,242,255,.68);
      font-size:12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .foot-right{
      display:flex; flex-direction:column; gap:12px;
    }
    .contact-row{
      display:flex; gap:12px; align-items:flex-start; flex-wrap:wrap;
    }
    .contact-chip{
      padding: 12px 12px;
      border-radius: 18px;
      border:1px solid rgba(255,255,255,.10);
      background: rgba(255,255,255,.06);
      min-width: 220px;
    }
    .contact-chip strong{display:block; font-size:13px}
    .contact-chip span{display:block; margin-top:6px; font-size:12px; color: rgba(238,242,255,.74); line-height:1.6}
    .wechat-box{
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
    }
    .wechat-box img{
      width:92px; height:92px;
      border-radius: 18px;
      border: 1px solid rgba(255,255,255,.14);
      background: rgba(255,255,255,.06);
      object-fit:cover;
      padding:6px;
    }
    .wechat-box .small{
      color: rgba(238,242,255,.78);
      font-size:12px; line-height:1.6;
      max-width: 34ch;
    }

    .float-cta{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index: 90;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-cta a, .float-cta button{
      pointer-events:auto;
    }
    .float-pill{
      display:flex; align-items:center; gap:10px;
      padding: 12px 13px;
      border-radius: 999px;
      border:1px solid rgba(18,20,33,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 22px 55px rgba(15,23,42,.20);
      transition: transform .18s ease, box-shadow .18s ease;
      cursor:pointer;
      font-weight:900;
      color: rgba(15,23,42,.92);
      font-size:13px;
      user-select:none;
    }
    .float-pill:hover{transform: translateY(-2px); box-shadow: 0 26px 65px rgba(15,23,42,.26);}
    .float-ico{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(109,40,217,.10);
      border:1px solid rgba(109,40,217,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .to-top{
      width:44px; height:44px;
      border-radius: 16px;
      border:1px solid rgba(18,20,33,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 22px 55px rgba(15,23,42,.20);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .to-top:hover{transform: translateY(-2px); box-shadow: 0 26px 65px rgba(15,23,42,.26);}

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