:root{
      --bg0:#ffffff;
      --bg1:#fbfaf7;
      --ink:#111827;
      --muted:#5b677a;
      --card:#ffffff;
      --line:rgba(17,24,39,.10);
      --shadow: 0 10px 30px rgba(17,24,39,.08);
      --shadow2: 0 8px 18px rgba(17,24,39,.10);
      --radius:18px;
      --radius2:14px;
      --brandA:#4F46E5;
      --brandB:#06B6D4;
      --brandC:#F97316;
      --brandD:#22C55E;
      --grad: radial-gradient(900px 500px at 12% 10%, rgba(79,70,229,.18), transparent 55%),
              radial-gradient(800px 520px at 90% 15%, rgba(6,182,212,.16), transparent 52%),
              radial-gradient(900px 700px at 35% 92%, rgba(249,115,22,.12), transparent 55%),
              linear-gradient(180deg, #ffffff 0%, #fbfaf7 60%, #ffffff 100%);
      --focus: 0 0 0 4px rgba(79,70,229,.18);
      --btnInk:#0b1220;
    }
    *{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 CJK SC","Noto Sans SC",
                   Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--ink);
      background: var(--grad);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:1120px;
      margin:0 auto;
      padding:0 18px;
    }
    .skip{
      position:absolute;left:-999px;top:10px;
      padding:10px 12px;background:#0b1220;color:#fff;border-radius:12px;
      z-index:9999;
    }
    .skip:focus{left:18px; outline:none}
    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(140%) blur(12px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .nav-wrap{display:flex; align-items:center; justify-content:space-between; gap:12px; padding:12px 0;}
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 220px;
    }
    .ai-page-logo{
      width:46px; height:46px; border-radius:14px;
      box-shadow: 0 10px 22px rgba(79,70,229,.18);
      object-fit:cover;
      background:#fff;
    }
    .brand-title{
      display:flex; flex-direction:column; gap:3px; line-height:1.1;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted)}
    nav{display:flex; align-items:center; gap:14px}
    .nav-links{
      display:flex; align-items:center; gap:10px;
      flex-wrap:wrap; justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:#2a3547;
      padding:8px 10px; border-radius:12px;
      transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
      border:1px solid transparent;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(79,70,229,.08);
      border-color: rgba(79,70,229,.18);
      transform: translateY(-1px);
      box-shadow: 0 6px 14px rgba(79,70,229,.10);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
      margin-left:6px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      padding:11px 14px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      cursor:pointer;
      user-select:none;
      font-weight:700;
      font-size:13px;
      color:#0b1220;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--focus), 0 10px 22px rgba(17,24,39,.06)}
    .btn:hover{transform: translateY(-1px); box-shadow: 0 14px 30px rgba(17,24,39,.10); border-color: rgba(79,70,229,.25)}
    .btn-primary{
      border-color: rgba(79,70,229,.32);
      background: linear-gradient(135deg, rgba(79,70,229,.98), rgba(6,182,212,.88));
      color:#fff;
      box-shadow: 0 14px 34px rgba(79,70,229,.22);
    }
    .btn-primary:hover{box-shadow: 0 18px 44px rgba(79,70,229,.26)}
    .btn-ghost{
      background: rgba(255,255,255,.7);
    }
    .icon{
      width:18px; height:18px; display:inline-block;
    }
    .burger{
      display:none;
      padding:10px 12px;
    }
    .burger .line{
      width:18px; height:2px; background:#0b1220; border-radius:2px;
      display:block; margin:3px 0;
      transition: transform .2s ease, opacity .2s ease;
    }
    .mobile-panel{
      display:none;
      border-top:1px solid rgba(17,24,39,.08);
      padding:10px 0 14px;
    }
    .mobile-panel .row{
      display:flex; flex-direction:column; gap:10px;
    }
    .mobile-panel a{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.7);
      font-weight:650; font-size:13px;
    }

    .hero{
      padding:44px 0 22px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.08fr .92fr;
      gap:18px;
      align-items:start;
    }
    .hero-left{
      padding:18px 0;
    }
    .pill-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      margin-bottom:14px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      font-size:12.5px; color:#22314a; font-weight:650;
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow: 0 0 0 4px rgba(79,70,229,.12);
    }
    h1{
      font-size:40px; line-height:1.1; letter-spacing:-.8px;
      margin:0 0 12px;
    }
    .lead{
      margin:0;
      color:var(--muted);
      font-size:15.5px;
      line-height:1.8;
      max-width: 54ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap:12px; align-items:center;
      margin-top:18px;
    }
    .trust-row{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:18px;
      color:#334155;
    }
    .trust{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 12px 26px rgba(17,24,39,.05);
      min-width: 210px;
    }
    .trust strong{display:block; font-size:13px; margin-bottom:2px}
    .trust span{display:block; font-size:12.5px; color:var(--muted); line-height:1.5}
    .spark{
      width:22px; height:22px; border-radius:8px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.20));
      border:1px solid rgba(79,70,229,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .hero-right{
      border-radius: calc(var(--radius) + 6px);
      border:1px solid rgba(17,24,39,.10);
      background:
        radial-gradient(900px 460px at 20% 20%, rgba(79,70,229,.18), transparent 55%),
        radial-gradient(700px 460px at 95% 10%, rgba(6,182,212,.18), transparent 52%),
        radial-gradient(500px 420px at 70% 90%, rgba(249,115,22,.12), transparent 50%),
        rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      padding:16px;
      position:relative;
      overflow:hidden;
      transform: translateZ(0);
    }
    .hero-right:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        conic-gradient(from 180deg, rgba(79,70,229,.35), rgba(6,182,212,.22), rgba(249,115,22,.22), rgba(34,197,94,.18), rgba(79,70,229,.35));
      opacity:.10;
      filter: blur(10px);
      pointer-events:none;
    }
    .panel{
      position:relative;
      display:flex; flex-direction:column; gap:12px;
    }
    .panel h2{
      font-size:16px; margin:0; letter-spacing:-.2px;
    }
    .data-grid{
      display:grid; grid-template-columns: repeat(2, minmax(0,1fr));
      gap:10px;
      margin-top:2px;
    }
    .data-card{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      padding:12px;
      box-shadow: 0 10px 22px rgba(17,24,39,.05);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      will-change: transform;
    }
    .data-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
      border-color: rgba(79,70,229,.22);
    }
    .data-card .k{
      display:flex; align-items:center; gap:10px;
      margin-bottom:6px;
    }
    .badge{
      width:26px; height:26px; border-radius:10px;
      background: linear-gradient(135deg, rgba(79,70,229,.20), rgba(6,182,212,.22));
      border:1px solid rgba(79,70,229,.24);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .data-card .v{
      font-weight:900; font-size:20px; letter-spacing:-.6px;
    }
    .data-card p{
      margin:0;
      color:var(--muted);
      font-size:12.5px;
      line-height:1.5;
    }

    .flow-card{
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      padding:12px;
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
    }
    .flow-head{
      display:flex; justify-content:space-between; align-items:flex-start; gap:12px;
      margin-bottom:10px;
    }
    .flow-head strong{font-size:13px}
    .flow-head span{font-size:12.5px; color:var(--muted); line-height:1.5}
    .steps{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .step{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 10px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.62);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.22)}
    .num{
      width:26px; height:26px; border-radius:11px;
      display:flex; align-items:center; justify-content:center;
      font-weight:900; font-size:12px;
      color:#fff;
      background: linear-gradient(135deg, rgba(79,70,229,.95), rgba(6,182,212,.85));
      box-shadow: 0 12px 26px rgba(79,70,229,.20);
      flex:0 0 auto;
    }
    .step h3{
      margin:0; font-size:13px; letter-spacing:-.2px;
    }
    .step p{
      margin:2px 0 0; color:var(--muted); font-size:12.5px; line-height:1.5;
    }

    section{
      padding: 24px 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:22px;
      letter-spacing:-.5px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      max-width: 58ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .card{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 14px 30px rgba(17,24,39,.06);
      padding:14px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 20px 48px rgba(17,24,39,.11);
      border-color: rgba(79,70,229,.22);
    }
    .card h3{margin:8px 0 6px; font-size:15px; letter-spacing:-.2px}
    .card p{margin:0; color:var(--muted); font-size:13.2px; line-height:1.75}
    .card .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.70);
      font-weight:750; font-size:12.5px;
      color:#23324a;
    }
    .tag i{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      display:inline-block;
      box-shadow: 0 0 0 4px rgba(79,70,229,.12);
    }

    .steps-line{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:12px;
    }
    .process{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      display:flex; flex-direction:column; gap:8px;
      min-height: 170px;
    }
    .process .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .process .knum{
      width:30px; height:30px; border-radius:12px;
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
      background: linear-gradient(135deg, rgba(79,70,229,.98), rgba(249,115,22,.70));
      box-shadow: 0 16px 34px rgba(79,70,229,.22);
    }
    .process h3{margin:0; font-size:15px; letter-spacing:-.2px}
    .process p{margin:0; color:var(--muted); font-size:13.2px; line-height:1.7}

    .split{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:14px;
      align-items:start;
    }
    .list{
      display:flex; flex-direction:column; gap:10px;
    }
    .li{
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.78);
      display:flex; gap:12px; align-items:flex-start;
      box-shadow: 0 14px 28px rgba(17,24,39,.06);
      transition: transform .18s ease, border-color .18s ease;
    }
    .li:hover{transform: translateY(-2px); border-color: rgba(6,182,212,.25)}
    .li .mark{
      width:26px; height:26px; border-radius:11px;
      background: linear-gradient(135deg, rgba(6,182,212,.22), rgba(79,70,229,.18));
      border:1px solid rgba(6,182,212,.26);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }
    .li strong{font-size:14px; display:block; margin-bottom:2px}
    .li span{color:var(--muted); font-size:13px; line-height:1.7}

    .table-wrap{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .table-scroll{overflow:auto; -webkit-overflow-scrolling:touch}
    table{
      width:100%;
      min-width: 860px;
      border-collapse:separate;
      border-spacing:0;
      font-size:13.2px;
    }
    th,td{
      padding:12px 12px;
      border-bottom:1px solid rgba(17,24,39,.08);
      vertical-align:top;
    }
    th{
      text-align:left;
      background: linear-gradient(180deg, rgba(79,70,229,.10), rgba(6,182,212,.05));
      color:#1f2a3d;
      font-weight:900;
    }
    td{color:#2b364b; }
    tr:last-child td{border-bottom:none}
    .good{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(34,197,94,.22);
      background: rgba(34,197,94,.08);
      font-weight:800; font-size:12.5px;
      color:#0f3d24;
      white-space:nowrap;
    }
    .mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(249,115,22,.22);
      background: rgba(249,115,22,.08);
      font-weight:800; font-size:12.5px;
      color:#4a2a12;
      white-space:nowrap;
    }
    .na{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px; border-radius:999px;
      border:1px solid rgba(148,163,184,.26);
      background: rgba(148,163,184,.10);
      font-weight:800; font-size:12.5px;
      color:#334155;
      white-space:nowrap;
    }

    .compare-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      margin-bottom:14px;
    }
    .rating{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      min-width: 290px;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
      margin-top:6px;
    }
    .star{
      width:18px; height:18px;
      fill: rgba(249,115,22,.95);
      filter: drop-shadow(0 10px 16px rgba(249,115,22,.20));
    }
    .rating strong{display:block; font-size:14px; color:#1f2a3d}
    .rating .score{
      font-weight:1000; font-size:40px; letter-spacing:-1.2px;
      margin:4px 0 4px;
      line-height:1;
    }
    .rating p{margin:0; color:var(--muted); font-size:13.2px; line-height:1.7}

    .timeline{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:14px;
      overflow:hidden;
      position:relative;
    }
    .timeline:before{
      content:"";
      position:absolute; inset:0;
      background:
        radial-gradient(600px 220px at 20% 0%, rgba(79,70,229,.10), transparent 55%),
        radial-gradient(500px 240px at 90% 18%, rgba(6,182,212,.10), transparent 55%);
      pointer-events:none;
    }
    .timeline .inner{position:relative}
    .trow{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    .titem{
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.76);
      padding:12px;
      box-shadow: 0 12px 24px rgba(17,24,39,.05);
    }
    .titem strong{display:flex; align-items:center; gap:10px; font-size:14px}
    .tchip{
      width:24px; height:24px; border-radius:10px;
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
      background: linear-gradient(135deg, rgba(6,182,212,.95), rgba(79,70,229,.78));
    }
    .titem span{display:block; margin-top:6px; color:var(--muted); font-size:13.2px; line-height:1.7}

    .faq{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.80);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      overflow:hidden;
    }
    .faq-item{
      border-bottom:1px solid rgba(17,24,39,.08);
    }
    .faq-item:last-child{border-bottom:none}
    details{
      padding: 0;
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      font-weight:900; font-size:14px;
      color:#1f2a3d;
    }
    summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; gap:10px; align-items:center;
      color:var(--muted);
      font-weight:800; font-size:12.5px;
      white-space:nowrap;
    }
    .chev{
      width:18px; height:18px; transition: transform .22s ease;
      flex:0 0 auto;
    }
    details[open] .chev{transform: rotate(180deg)}
    .faq-body{
      padding: 0 14px 14px;
      color:var(--muted);
      font-size:13.3px;
      line-height:1.85;
    }

    .comments{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .comment{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:14px;
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 168px;
    }
    .comment:hover{transform: translateY(-2px); box-shadow: 0 22px 52px rgba(17,24,39,.12); border-color: rgba(79,70,229,.22)}
    .comment:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(420px 220px at 15% 0%, rgba(79,70,229,.14), transparent 52%),
        radial-gradient(320px 200px at 95% 15%, rgba(6,182,212,.12), transparent 56%);
      opacity:.9;
      pointer-events:none;
    }
    .comment .inner{position:relative}
    .avatar{
      width:34px; height:34px; border-radius:14px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.18));
      border:1px solid rgba(79,70,229,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000; color:#1f2a3d;
      letter-spacing:-.6px;
      margin-bottom:10px;
    }
    .comment h3{margin:0; font-size:14px}
    .who{color:var(--muted); font-size:12.8px; margin-top:3px; line-height:1.4}
    .quote{
      margin:10px 0 0;
      color:#2b364b;
      font-size:13.2px;
      line-height:1.75;
    }

    .case-grid{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .case{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .case:hover{transform: translateY(-2px); box-shadow: 0 24px 60px rgba(17,24,39,.12); border-color: rgba(6,182,212,.22)}
    .case .thumb{
      height: 150px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.16), rgba(249,115,22,.12));
      position:relative;
      overflow:hidden;
    }
    .case .thumb:after{
      content:"";
      position:absolute;
      width:220px; height:220px;
      right:-80px; top:-120px;
      background: conic-gradient(from 190deg, rgba(79,70,229,.35), rgba(6,182,212,.26), rgba(249,115,22,.22), rgba(34,197,94,.18), rgba(79,70,229,.35));
      opacity:.45;
      filter: blur(2px);
      border-radius:50%;
    }
    .case .body{
      padding:14px;
      display:flex; flex-direction:column; gap:8px;
    }
    .case .meta{
      display:flex; gap:8px; flex-wrap:wrap; align-items:center;
      color:#334155;
      font-weight:800; font-size:12.5px;
    }
    .chip{
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.68);
      padding:6px 9px;
    }
    .case h3{margin:0; font-size:15px; letter-spacing:-.2px}
    .case p{margin:0; color:var(--muted); font-size:13.2px; line-height:1.75}

    .article{
      display:flex; flex-direction:column; gap:8px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .article:hover{transform: translateY(-2px); box-shadow: 0 24px 60px rgba(17,24,39,.12); border-color: rgba(79,70,229,.22)}
    .article .toprow{display:flex; justify-content:space-between; gap:10px; align-items:center}
    .article .date{color:var(--muted); font-size:12.5px; font-weight:750}
    .article h3{margin:0; font-size:15px; letter-spacing:-.2px}
    .article p{margin:0; color:var(--muted); font-size:13.2px; line-height:1.75}
    .article a{align-self:flex-start; margin-top:2px}

    .form-card{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:14px;
      overflow:hidden;
      position:relative;
    }
    .form-card:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(520px 240px at 10% 0%, rgba(79,70,229,.14), transparent 55%),
        radial-gradient(520px 240px at 95% 10%, rgba(6,182,212,.12), transparent 55%);
      pointer-events:none;
    }
    .form-inner{position:relative}
    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:10px;
    }
    label{
      display:flex; flex-direction:column; gap:7px;
      font-weight:900; font-size:12.8px;
      color:#1f2a3d;
    }
    input, select, textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(17,24,39,.14);
      background: rgba(255,255,255,.88);
      font-size:14px;
      color:#0b1220;
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(79,70,229,.45);
      box-shadow: var(--focus);
    }
    .span-2{grid-column: span 2}
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      grid-column: span 2;
      margin-top:4px;
    }
    .fine{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.6;
      max-width: 52ch;
    }

    footer{
      margin-top: 6px;
      border-top:1px solid rgba(17,24,39,.08);
      background: rgba(255,255,255,.80);
    }
    .footer-wrap{
      padding: 18px 0 26px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius: var(--radius);
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:14px;
    }
    .foot-top{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-top .miniLogo{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.16));
      border:1px solid rgba(79,70,229,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color:#1f2a3d;
      flex:0 0 auto;
    }
    .foot-card h3{margin:0; font-size:15px}
    .foot-card p{margin:6px 0 0; color:var(--muted); font-size:13.2px; line-height:1.75}
    .links{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:12px;
    }
    .links a{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.70);
      font-weight:800; font-size:12.8px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .links a:hover{transform: translateY(-2px); border-color: rgba(79,70,229,.22); box-shadow: 0 14px 30px rgba(17,24,39,.10)}
    .foot-right{
      display:flex; flex-direction:column; gap:12px;
    }
    .contact-row{
      display:grid;
      grid-template-columns: 1fr;
      gap:10px;
    }
    .contact-line{
      display:flex; justify-content:space-between; gap:12px; align-items:center;
      border-radius:16px;
      border:1px solid rgba(17,24,39,.10);
      background: rgba(255,255,255,.72);
      padding:10px 12px;
    }
    .contact-line span{color:var(--muted); font-size:12.6px; font-weight:850}
    .contact-line strong{font-size:13.4px}
    .kefu{
      display:flex; gap:12px; align-items:center;
    }
    .kefu img{
      width:70px; height:70px;
      border-radius:18px;
      border:1px solid rgba(17,24,39,.10);
      background:#fff;
      box-shadow: 0 18px 40px rgba(17,24,39,.10);
      object-fit:cover;
    }
    .copyright{
      margin-top:14px;
      color:var(--muted);
      font-size:12.5px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      flex-wrap:wrap;
    }

    .float-kefu{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      border-radius: 18px;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.88);
      box-shadow: 0 18px 44px rgba(17,24,39,.14);
      padding:10px 12px;
      cursor:pointer;
      user-select:none;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; align-items:center; gap:10px;
      max-width: 240px;
    }
    .float-btn:hover{transform: translateY(-2px); border-color: rgba(79,70,229,.26); box-shadow: 0 22px 60px rgba(17,24,39,.18)}
    .float-btn strong{font-size:13px}
    .float-btn span{font-size:12.5px; color:var(--muted); font-weight:800}
    .float-btn .bubble{
      width:30px; height:30px; border-radius:14px;
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.16));
      border:1px solid rgba(79,70,229,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .top-btn{
      width:44px; height:44px; border-radius:18px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(17,24,39,.12);
      background: rgba(255,255,255,.88);
      box-shadow: 0 18px 44px rgba(17,24,39,.14);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, opacity .18s ease;
      opacity:0; pointer-events:none;
    }
    .top-btn.show{opacity:1; pointer-events:auto}
    .top-btn:hover{transform: translateY(-2px); border-color: rgba(79,70,229,.26); box-shadow: 0 22px 60px rgba(17,24,39,.18)}

    .scroll-anim{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .scroll-anim.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      h1{font-size:34px}
      .steps-line{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns: 1fr; }
      .split{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .trow{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .nav-links{display:none}
      nav{gap:0}
      .burger{display:inline-flex}
      .mobile-panel{display:block}
      .mobile-panel.hide{display:none}
    }
    @media (min-width: 981px){
      .mobile-panel{display:none !important}
    }