:root{
      --bg0:#ffffff;
      --bg1:#fbfafc;
      --bg2:#f4f3f7;
      --text:#12131a;
      --muted:#5b5f6b;
      --muted2:#7a7f8c;
      --line:rgba(18,19,26,.10);
      --card:rgba(255,255,255,.86);
      --shadow:0 18px 60px rgba(18,19,26,.10);
      --shadow2:0 10px 30px rgba(18,19,26,.10);
      --shadow3:0 8px 18px rgba(18,19,26,.10);
      --radius:18px;
      --radius2:14px;
      --accent1:#6a5cff;
      --accent2:#00c2ff;
      --accent3:#23d18b;
      --accent4:#ff4fd8;
      --accent5:#ffb020;
      --focus: rgba(106,92,255,.25);
      --btn:#111216;
      --btnText:#fff;
      --link:#2c45ff;
      --good:#0ea36b;
      --warn:#ffb020;
      --danger:#ff4b5c;
      --container:1120px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% -10%, rgba(106,92,255,.16), transparent 60%),
        radial-gradient(900px 540px at 88% 10%, rgba(0,194,255,.14), transparent 55%),
        radial-gradient(920px 520px at 80% 75%, rgba(35,209,139,.12), transparent 52%),
        linear-gradient(180deg, #ffffff 0%, #fbfafc 40%, #ffffff 100%);
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }
    .skip{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:14px; top:14px; width:auto; height:auto; padding:10px 12px; background:#fff; border:1px solid var(--line); border-radius:12px; z-index:9999;
      box-shadow:var(--shadow3);
      outline:none;
    }
    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(140%) blur(10px);
      background: rgba(255,255,255,.68);
      border-bottom:1px solid rgba(18,19,26,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between; gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .brand img{
      width:42px; height:42px; border-radius:12px;
      background:linear-gradient(135deg, rgba(106,92,255,.18), rgba(0,194,255,.16));
      border:1px solid rgba(18,19,26,.08);
      object-fit:cover;
      box-shadow:0 8px 22px rgba(18,19,26,.08);
    }
    .brand .name{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand .name strong{font-size:14px; letter-spacing:.2px}
    .brand .name span{font-size:12px; color:var(--muted)}
    .nav{
      display:flex; align-items:center; gap:14px; flex-wrap:nowrap;
    }
    .nav a{
      font-size:13px; color:var(--muted);
      padding:8px 10px; border-radius:12px;
      transition:background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav a:hover{background:rgba(106,92,255,.10); color:#2a2f3f; transform:translateY(-1px)}
    .nav .cta{
      background:linear-gradient(135deg, rgba(106,92,255,.95), rgba(0,194,255,.85));
      color:#fff; border:0;
      padding:10px 14px;
      box-shadow:0 14px 30px rgba(106,92,255,.20);
      display:inline-flex; align-items:center; gap:8px;
      position:relative; overflow:hidden;
    }
    .nav .cta::after{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(600px 220px at 20% 10%, rgba(255,255,255,.35), transparent 60%);
      transform: translateX(-35%);
      transition: transform .6s ease;
      pointer-events:none;
    }
    .nav .cta:hover::after{transform: translateX(35%)}
    .nav .cta svg{width:16px; height:16px}
    .menu-btn{
      display:none;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.7);
      border-radius:14px;
      padding:10px 12px;
      cursor:pointer;
      transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    .menu-btn:focus{outline:none; box-shadow:0 0 0 4px var(--focus)}
    .menu-btn:hover{transform: translateY(-1px); box-shadow:0 10px 22px rgba(18,19,26,.08)}
    .menu-btn .bars{
      width:18px; height:12px; position:relative;
    }
    .menu-btn .bars span{
      position:absolute; left:0; right:0; height:2px; background:rgba(18,19,26,.8); border-radius:999px;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .menu-btn .bars span:nth-child(1){top:0}
    .menu-btn .bars span:nth-child(2){top:5px}
    .menu-btn .bars span:nth-child(3){top:10px}
    .menu-btn[data-open="true"] .bars span:nth-child(1){top:5px; transform:rotate(45deg)}
    .menu-btn[data-open="true"] .bars span:nth-child(2){opacity:0}
    .menu-btn[data-open="true"] .bars span:nth-child(3){top:5px; transform:rotate(-45deg)}
    .mobile-drawer{
      display:none;
      border-top:1px solid rgba(18,19,26,.08);
      padding:10px 0 14px;
    }
    .mobile-drawer a{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 12px; border-radius:14px;
      color:var(--muted);
      border:1px solid rgba(18,19,26,.08);
      background:rgba(255,255,255,.6);
      margin-top:10px;
    }
    .mobile-drawer a:hover{border-color: rgba(106,92,255,.35); background:rgba(106,92,255,.07)}
    .mobile-actions{
      display:flex; gap:10px; margin-top:12px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.70);
      color:var(--text);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      font-weight:650;
      letter-spacing:.1px;
      user-select:none;
    }
    .btn:focus{outline:none; box-shadow:0 0 0 4px var(--focus)}
    .btn:hover{transform: translateY(-1px); box-shadow:0 12px 24px rgba(18,19,26,.10)}
    .btn-primary{
      border:0;
      background:linear-gradient(135deg, rgba(17,18,22,1) 0%, rgba(42,45,70,1) 100%);
      color:#fff;
      box-shadow:0 14px 30px rgba(17,18,22,.18);
    }
    .btn-primary:hover{box-shadow:0 18px 40px rgba(17,18,22,.22)}
    .btn-gradient{
      border:0;
      background:linear-gradient(135deg, rgba(106,92,255,1) 0%, rgba(0,194,255,1) 100%);
      color:#fff;
      box-shadow:0 16px 36px rgba(106,92,255,.22);
    }
    .btn-gradient:hover{box-shadow:0 20px 48px rgba(106,92,255,.26)}
    .btn-ghost{
      background:rgba(255,255,255,.60);
    }
    .btn .icon{
      width:18px; height:18px; display:inline-flex; align-items:center; justify-content:center;
    }

    .hero{
      padding:34px 0 18px;
      position:relative;
      overflow:hidden;
    }
    .hero::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(600px 260px at 10% 15%, rgba(255,79,216,.18), transparent 62%),
        radial-gradient(520px 240px at 65% 5%, rgba(106,92,255,.20), transparent 58%),
        radial-gradient(620px 280px at 92% 30%, rgba(0,194,255,.18), transparent 60%),
        radial-gradient(580px 260px at 70% 86%, rgba(35,209,139,.14), transparent 60%);
      pointer-events:none;
      opacity:.95;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:18px;
      align-items:start;
      position:relative;
    }
    .hero-left{
      padding:18px 0;
    }
    .eyebrow{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px; border-radius:999px;
      background:rgba(255,255,255,.65);
      border:1px solid rgba(18,19,26,.10);
      color:var(--muted);
      font-size:12.5px;
      box-shadow:0 10px 24px rgba(18,19,26,.06);
    }
    .eyebrow .dot{
      width:10px; height:10px; border-radius:50%;
      background: conic-gradient(from 180deg, var(--accent1), var(--accent2), var(--accent3), var(--accent4), var(--accent1));
      box-shadow:0 0 0 4px rgba(106,92,255,.10);
    }
    h1{
      margin:14px 0 10px;
      font-size:38px;
      line-height:1.18;
      letter-spacing:-.6px;
    }
    .hero-sub{
      color:var(--muted);
      font-size:15.5px;
      line-height:1.7;
      margin:0;
      max-width:620px;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:18px;
      align-items:center;
    }
    .micro{
      display:flex; gap:14px; align-items:center;
      margin-top:16px;
      flex-wrap:wrap;
    }
    .micro-item{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.62);
      border:1px solid rgba(18,19,26,.10);
      box-shadow:0 10px 24px rgba(18,19,26,.06);
    }
    .micro svg{width:18px; height:18px}
    .micro b{font-size:13.5px}
    .micro span{font-size:12.5px; color:var(--muted)}
    .hero-right{
      display:flex; flex-direction:column; gap:12px;
      padding-top:6px;
    }
    .pulse-card{
      border-radius:var(--radius);
      background:
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.58));
      border:1px solid rgba(18,19,26,.10);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
      padding:16px;
    }
    .pulse-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(480px 180px at 10% 0%, rgba(106,92,255,.26), transparent 55%),
        radial-gradient(420px 180px at 80% 20%, rgba(0,194,255,.20), transparent 55%),
        radial-gradient(420px 180px at 60% 110%, rgba(35,209,139,.16), transparent 55%);
      opacity:.9;
      pointer-events:none;
    }
    .pulse-inner{position:relative}
    .card-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .card-title strong{font-size:14.5px}
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      background:rgba(255,255,255,.6);
      border:1px solid rgba(18,19,26,.10);
      font-size:12.5px; color:var(--muted);
      white-space:nowrap;
    }
    .badge .spark{
      width:12px; height:12px; border-radius:4px;
      background:linear-gradient(135deg, var(--accent1), var(--accent2));
      box-shadow:0 0 0 4px rgba(106,92,255,.12);
    }
    .kpi-grid{
      display:grid; grid-template-columns: repeat(2, minmax(0,1fr));
      gap:10px;
    }
    .kpi{
      border-radius:16px;
      background:rgba(255,255,255,.66);
      border:1px solid rgba(18,19,26,.10);
      padding:12px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height:76px;
      display:flex; flex-direction:column; justify-content:center; gap:4px;
    }
    .kpi:hover{
      transform: translateY(-2px);
      box-shadow:0 14px 30px rgba(18,19,26,.10);
      border-color: rgba(106,92,255,.28);
    }
    .kpi .num{
      font-weight:850; letter-spacing:-.4px; font-size:22px;
    }
    .kpi .lab{
      color:var(--muted);
      font-size:12.5px;
      line-height:1.25;
    }
    .stack{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:12px;
    }
    .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:16px;
      background:rgba(255,255,255,.62);
      border:1px solid rgba(18,19,26,.10);
      color:var(--muted);
      font-size:12.8px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .chip svg{width:16px; height:16px}
    .chip:hover{transform: translateY(-1px); border-color: rgba(0,194,255,.30); background:rgba(0,194,255,.06)}
    main{padding-bottom:10px}
    section{padding:28px 0}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px; flex-wrap:wrap;
      margin-bottom:16px;
    }
    .section-head h2{
      margin:0;
      font-size:22px; letter-spacing:-.3px;
    }
    .section-head p{
      margin:0;
      color:var(--muted);
      max-width:560px;
      line-height:1.7;
      font-size:14.5px;
    }
    .grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
    .grid-3{display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:14px}
    .grid-4{display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:12px}
    .card{
      background:rgba(255,255,255,.72);
      border:1px solid rgba(18,19,26,.10);
      border-radius:var(--radius);
      box-shadow:0 14px 38px rgba(18,19,26,.06);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .card::after{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(420px 220px at 20% 0%, rgba(106,92,255,.14), transparent 60%);
      opacity:.7; pointer-events:none;
    }
    .card > *{position:relative}
    .card h3{
      margin:0 0 8px; font-size:15.5px; letter-spacing:-.2px;
    }
    .card p{
      margin:0; color:var(--muted); line-height:1.7; font-size:14px;
    }
    .list{
      margin:10px 0 0; padding:0; list-style:none;
      display:flex; flex-direction:column; gap:10px;
    }
    .li{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px; border-radius:16px;
      background:rgba(255,255,255,.6);
      border:1px solid rgba(18,19,26,.08);
    }
    .li .ic{
      width:28px; height:28px; border-radius:10px;
      background:linear-gradient(135deg, rgba(106,92,255,.20), rgba(0,194,255,.18));
      border:1px solid rgba(18,19,26,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .li .ic svg{width:16px; height:16px}
    .li b{display:block; font-size:13.8px; margin-top:1px}
    .li span{display:block; color:var(--muted); font-size:13px; line-height:1.6; margin-top:4px}
    .steps{
      display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:12px;
    }
    .step{
      padding:14px;
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.68);
      box-shadow:0 14px 34px rgba(18,19,26,.06);
      position:relative; overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-height:150px;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(106,92,255,.28);
      box-shadow:0 18px 48px rgba(18,19,26,.10);
    }
    .step .no{
      width:38px; height:38px; border-radius:14px;
      background:conic-gradient(from 180deg, rgba(106,92,255,.95), rgba(0,194,255,.88), rgba(35,209,139,.88), rgba(255,79,216,.72), rgba(106,92,255,.95));
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
      letter-spacing:-.4px;
      box-shadow:0 14px 32px rgba(106,92,255,.22);
      border:1px solid rgba(255,255,255,.35);
      margin-bottom:10px;
      position:relative;
    }
    .step h3{margin:0 0 8px; font-size:15.5px}
    .step p{margin:0; color:var(--muted); line-height:1.65; font-size:13.8px}
    .compare{
      border-radius:var(--radius);
      overflow:hidden;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 16px 44px rgba(18,19,26,.06);
    }
    .compare .topbar{
      padding:14px 16px;
      border-bottom:1px solid rgba(18,19,26,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      background:
        linear-gradient(135deg, rgba(106,92,255,.10), rgba(0,194,255,.08) 35%, rgba(35,209,139,.07));
    }
    .compare .topbar strong{font-size:15.5px}
    .compare .topbar span{color:var(--muted); font-size:13.5px; line-height:1.5}
    .table-wrap{overflow:auto; -webkit-overflow-scrolling:touch}
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width:760px;
    }
    th, td{
      text-align:left;
      padding:13px 14px;
      border-bottom:1px solid rgba(18,19,26,.07);
      vertical-align:top;
      font-size:13.8px;
    }
    th{
      position:sticky; top:0;
      background:rgba(255,255,255,.92);
      z-index:1;
      border-bottom:1px solid rgba(18,19,26,.10);
      color:#1b1d27;
    }
    tr:last-child td{border-bottom:0}
    .td-muted{color:var(--muted); line-height:1.6}
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.68);
      color:var(--muted);
      font-size:12.5px;
      margin-right:8px; margin-top:6px;
      white-space:nowrap;
    }
    .tag .t-dot{width:10px; height:10px; border-radius:50%}
    .t-good .t-dot{background:var(--good)}
    .t-warn .t-dot{background:var(--warn)}
    .t-acc .t-dot{background:var(--accent1)}
    .score{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.70);
    }
    .score .big{
      font-size:34px; font-weight:950; letter-spacing:-.8px;
      background: linear-gradient(135deg, rgba(255,79,216,1), rgba(106,92,255,1), rgba(0,194,255,1));
      -webkit-background-clip:text; background-clip:text; color:transparent;
      filter:saturate(120%);
    }
    .stars{display:flex; gap:6px; align-items:center}
    .stars svg{width:18px; height:18px}
    .score .meta{display:flex; flex-direction:column; gap:2px}
    .score .meta b{font-size:13.8px}
    .score .meta span{color:var(--muted); font-size:12.8px}
    .review-grid{display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:12px}
    .review{
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 14px 36px rgba(18,19,26,.06);
      padding:16px;
      display:flex; flex-direction:column; gap:12px;
      min-height:230px;
      position:relative; overflow:hidden;
    }
    .review::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(420px 220px at 15% 0%, rgba(255,176,32,.13), transparent 60%),
        radial-gradient(420px 220px at 90% 10%, rgba(0,194,255,.12), transparent 56%);
      pointer-events:none;
      opacity:.85;
    }
    .review > *{position:relative}
    .review .who{display:flex; align-items:center; gap:12px}
    .avatar{
      width:42px; height:42px; border-radius:16px;
      background:linear-gradient(135deg, rgba(106,92,255,.18), rgba(0,194,255,.14));
      border:1px solid rgba(18,19,26,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:#2d3141;
    }
    .review .who b{font-size:14.2px}
    .review .who span{display:block; color:var(--muted); font-size:12.8px; margin-top:3px}
    .review .text{
      color:var(--muted);
      line-height:1.75;
      font-size:13.8px;
      margin:0;
      flex:1 1 auto;
    }
    .review .k{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      background:rgba(255,255,255,.62);
      border:1px solid rgba(18,19,26,.10);
      color:var(--muted);
      font-size:12.5px;
    }
    .pill svg{width:14px; height:14px}
    .gallery{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap:12px;
    }
    .thumb{
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.72);
      overflow:hidden;
      box-shadow:0 14px 36px rgba(18,19,26,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column;
      min-height:260px;
    }
    .thumb:hover{transform: translateY(-2px); border-color: rgba(0,194,255,.28); box-shadow:0 20px 52px rgba(18,19,26,.12)}
    .thumb .imgbox{
      padding:10px;
      background:
        linear-gradient(135deg, rgba(106,92,255,.08), rgba(0,194,255,.06) 45%, rgba(35,209,139,.06));
    }
    .thumb img{
      width:100%;
      height:auto;
      border-radius:14px;
      object-fit:cover;
      border:1px solid rgba(18,19,26,.08);
      background:#fff;
    }
    .thumb .body{
      padding:14px 14px 16px;
      display:flex; flex-direction:column; gap:10px;
      flex:1 1 auto;
    }
    .thumb .body b{font-size:14.5px}
    .thumb .body .desc{color:var(--muted); line-height:1.7; font-size:13.8px; margin:0}
    .thumb .meta{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:auto;
    }
    .meta .mini{
      font-size:12.5px; color:var(--muted);
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.62);
      white-space:nowrap;
    }
    .form-card{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.72);
      box-shadow:0 18px 54px rgba(18,19,26,.07);
      overflow:hidden;
      position:relative;
    }
    .form-card::before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(520px 220px at 20% 0%, rgba(106,92,255,.18), transparent 60%),
        radial-gradient(520px 220px at 90% 10%, rgba(0,194,255,.14), transparent 58%),
        radial-gradient(520px 220px at 60% 120%, rgba(35,209,139,.12), transparent 58%);
      pointer-events:none;
      opacity:.9;
    }
    .form-card > *{position:relative}
    .form-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    label{
      font-size:13.5px; color:var(--muted);
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.78);
      font-size:14px;
      color:var(--text);
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    textarea{min-height:120px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(106,92,255,.45);
      box-shadow:0 0 0 4px var(--focus);
      background:#fff;
    }
    .form-row{grid-column: 1 / -1}
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:12px;
    }
    .hint{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
      max-width:520px;
    }
    .inline-links a{
      color:var(--link);
      text-decoration:underline;
      text-underline-offset:3px;
    }
    .faq{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .faq .item{
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 14px 36px rgba(18,19,26,.06);
      overflow:hidden;
    }
    details{
      padding:0;
    }
    details summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:750;
      font-size:14.2px;
      color:#1b1d27;
      background:
        linear-gradient(135deg, rgba(106,92,255,.06), rgba(0,194,255,.04));
    }
    details summary::-webkit-details-marker{display:none}
    .sum-right{
      display:flex; align-items:center; gap:10px; color:var(--muted);
      font-weight:650; font-size:12.5px;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.66);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease;
      flex:0 0 auto;
    }
    details[open] .chev{transform: rotate(180deg)}
    .ans{
      padding:0 14px 14px;
      color:var(--muted);
      line-height:1.75;
      font-size:13.8px;
    }
    .ans p{margin:10px 0 0}
    .side-grid{
      display:grid; grid-template-columns: 1.08fr .92fr; gap:14px; align-items:start;
    }
    .side-card{
      padding:16px;
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.72);
      box-shadow:0 18px 54px rgba(18,19,26,.07);
    }
    .side-card h3{margin:0 0 10px; font-size:15.8px}
    .side-card p{margin:0; color:var(--muted); line-height:1.7; font-size:14px}
    .network{
      display:flex; flex-direction:column; gap:10px; margin-top:12px;
    }
    .net-row{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(18,19,26,.08);
      background:rgba(255,255,255,.62);
    }
    .net-row .orb{
      width:28px; height:28px; border-radius:12px;
      background:conic-gradient(from 180deg, rgba(106,92,255,.95), rgba(0,194,255,.88), rgba(35,209,139,.88), rgba(255,79,216,.72), rgba(106,92,255,.95));
      border:1px solid rgba(255,255,255,.35);
      box-shadow:0 14px 32px rgba(106,92,255,.20);
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:900;
      flex:0 0 auto;
    }
    .net-row b{display:block; font-size:13.8px; margin-top:2px}
    .net-row span{display:block; color:var(--muted); font-size:13px; line-height:1.6; margin-top:4px}
    .timeline{
      display:flex; flex-direction:column; gap:10px; margin-top:12px;
    }
    .t-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px; border-radius:16px;
      border:1px solid rgba(18,19,26,.08);
      background:rgba(255,255,255,.62);
    }
    .t-dot{
      width:12px; height:12px; border-radius:50%;
      margin-top:6px;
      background:linear-gradient(135deg, rgba(106,92,255,1), rgba(0,194,255,1));
      box-shadow:0 0 0 4px rgba(106,92,255,.12);
      flex:0 0 auto;
    }
    .t-item b{font-size:13.8px}
    .t-item span{display:block; margin-top:4px; color:var(--muted); font-size:13px; line-height:1.6}
    .tabs{
      display:flex; gap:10px; flex-wrap:wrap;
      margin:12px 0 0;
    }
    .tabbtn{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.62);
      color:var(--muted);
      font-weight:700;
      font-size:12.8px;
      cursor:pointer;
      transition: transform .18s ease, border-color .18s ease, background .18s ease, color .18s ease;
    }
    .tabbtn[aria-selected="true"]{
      border-color: rgba(106,92,255,.40);
      background: rgba(106,92,255,.10);
      color:#2b2f3f;
    }
    .tabbtn:focus{outline:none; box-shadow:0 0 0 4px var(--focus)}
    .articles{
      display:grid; grid-template-columns: 1fr 1fr; gap:12px;
    }
    .post{
      padding:14px;
      border-radius:var(--radius);
      border:1px solid rgba(18,19,26,.10);
      background:rgba(255,255,255,.70);
      box-shadow:0 14px 36px rgba(18,19,26,.06);
      display:flex; flex-direction:column; gap:10px;
      min-height:130px;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .post:hover{transform: translateY(-2px); border-color: rgba(0,194,255,.28); box-shadow:0 18px 52px rgba(18,19,26,.10)}
    .post .r{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .post b{font-size:14.5px}
    .post .meta{color:var(--muted); font-size:12.8px}
    .post p{margin:0; color:var(--muted); line-height:1.7; font-size:13.8px}
    .post .open{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding-top:10px;
      border-top:1px dashed rgba(18,19,26,.12);
      color:var(--muted);
      font-size:13px;
    }
    .open a{
      display:inline-flex; align-items:center; gap:8px;
      color:#2630ff;
      font-weight:750;
    }
    .open svg{width:16px; height:16px}
    footer{
      padding:22px 0 26px;
      border-top:1px solid rgba(18,19,26,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.60), rgba(255,255,255,.90));
    }
    .footer-wrap{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .footer-left{
      min-width:280px;
      max-width:520px;
    }
    .footer-left .fbrand{
      display:flex; align-items:center; gap:12px;
      margin-bottom:10px;
    }
    .ficon{
      width:44px; height:44px; border-radius:16px;
      background:linear-gradient(135deg, rgba(106,92,255,.20), rgba(0,194,255,.16));
      border:1px solid rgba(18,19,26,.10);
      box-shadow:0 10px 22px rgba(18,19,26,.08);
      display:flex; align-items:center; justify-content:center;
      font-weight:950; letter-spacing:-.2px;
      color:#2d3141;
    }
    .footer-left p{
      margin:0; color:var(--muted); line-height:1.7; font-size:13.8px;
    }
    .footer-right{
      display:flex; gap:18px; flex-wrap:wrap; align-items:flex-start;
    }
    .fcol{min-width:170px}
    .fcol strong{display:block; font-size:13.5px; margin-bottom:10px}
    .fcol a{
      display:block; color:var(--muted);
      padding:8px 0;
      font-size:13.5px;
    }
    .fcol a:hover{color:#2630ff; text-decoration:underline; text-underline-offset:3px}
    .copyright{
      margin-top:14px;
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.7;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .backtop{
      position:fixed;
      right:16px; bottom:16px;
      width:44px; height:44px;
      border-radius:16px;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.78);
      box-shadow:0 14px 30px rgba(18,19,26,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      opacity:0; transform: translateY(8px);
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease, box-shadow .2s ease;
      z-index:90;
    }
    .backtop.show{opacity:1; transform: translateY(0); pointer-events:auto}
    .backtop:hover{box-shadow:0 18px 40px rgba(18,19,26,.16)}
    .backtop svg{width:18px; height:18px}
    .float-kefu{
      position:fixed; left:16px; bottom:16px;
      z-index:90;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-start;
    }
    .kefu-pill{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.82);
      box-shadow:0 16px 40px rgba(18,19,26,.14);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .kefu-pill:hover{transform: translateY(-2px); box-shadow:0 22px 60px rgba(18,19,26,.18)}
    .kefu-pill .qr{
      width:34px; height:34px; border-radius:14px;
      background:linear-gradient(135deg, rgba(255,79,216,.14), rgba(106,92,255,.14));
      border:1px solid rgba(18,19,26,.10);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .kefu-pill .qr svg{width:18px; height:18px}
    .kefu-pill b{font-size:13.6px}
    .kefu-pill span{display:block; color:var(--muted); font-size:12.4px; margin-top:2px}
    .qr-pop{
      display:none;
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(18,19,26,.12);
      background:rgba(255,255,255,.92);
      box-shadow:0 24px 80px rgba(18,19,26,.18);
      align-items:center; justify-content:center;
    }
    .qr-pop img{
      width:140px; height:auto;
      border-radius:16px;
      border:1px solid rgba(18,19,26,.10);
      background:#fff;
    }
    .sr-only{
      position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); border:0;
    }
    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }
    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr}
      h1{font-size:32px}
      .steps{grid-template-columns: repeat(2, minmax(0,1fr))}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .side-grid{grid-template-columns: 1fr}
      .faq{grid-template-columns: 1fr}
      .review-grid{grid-template-columns: 1fr}
      .gallery{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      .steps .step{min-height:auto}
      .form-grid{grid-template-columns: 1fr}
      .nav{display:none}
      .menu-btn{display:inline-flex}
      .mobile-drawer{display:block}
      .mobile-drawer[hidden]{display:none}
      .mobile-actions{width:100%}
      .mobile-actions .btn{flex:1 1 auto}
      .float-kefu{left:12px; bottom:12px}
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .btn, .kpi, .step, .thumb, .post, .chip, details summary{transition:none}
      .backtop, .float-kefu *{transition:none}
    }