:root{
      --bg0:#ffffff;
      --bg1:#f7f6ff;
      --bg2:#f2fbff;
      --text:#151a22;
      --muted:#556070;
      --subtle:#778399;
      --card:#ffffff;
      --line:rgba(16,24,40,.10);
      --line2:rgba(16,24,40,.14);
      --shadow:0 18px 40px rgba(16,24,40,.10);
      --shadow2:0 10px 22px rgba(16,24,40,.10);
      --radius:18px;
      --radius2:14px;
      --radius3:12px;

      --brand1:#4f46e5;
      --brand2:#06b6d4;
      --brand3:#f97316;
      --brand4:#22c55e;

      --glowA: rgba(79, 70, 229, .28);
      --glowB: rgba(6, 182, 212, .25);
      --glowC: rgba(249, 115, 22, .22);

      --focus: rgba(6,182,212,.35);
      --btnText:#0b1220;
      --btnText2:#ffffff;
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
        "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC","Helvetica Neue", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 800px at 12% -10%, var(--glowA), transparent 60%),
        radial-gradient(1000px 700px at 88% 10%, var(--glowB), transparent 55%),
        radial-gradient(900px 650px at 60% 110%, var(--glowC), transparent 55%),
        linear-gradient(180deg, #ffffff 0%, #f8fbff 55%, #ffffff 100%);
    }

    a{ color:inherit; text-decoration:none; }
    .container{
      width:100%;
      max-width:1120px;
      margin:0 auto;
      padding:0 16px;
    }

    .skip-link{
      position:absolute; left:-999px; top:auto;
      width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left:16px; top:12px; width:auto; height:auto;
      background:#0b1220; color:#fff;
      padding:10px 12px; border-radius:12px; z-index:9999;
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter:saturate(1.2) blur(10px);
      background:rgba(255,255,255,.72);
      border-bottom:1px solid rgba(16,24,40,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:12px;
    }

    .brand{
      display:flex; align-items:center; gap:10px; min-width: 220px;
    }
    .brand img{
      width:34px; height:34px;
      border-radius:12px;
      object-fit:contain;
      background:linear-gradient(135deg, rgba(79,70,229,.15), rgba(6,182,212,.15));
      padding:6px;
      border:1px solid rgba(16,24,40,.10);
    }
    .brand .brand-meta{
      display:flex; flex-direction:column; line-height:1.2;
    }
    .brand .brand-name{
      font-weight:780; letter-spacing:.2px; font-size:14px;
    }
    .brand .brand-sub{
      font-size:12px; color:var(--subtle);
    }

    nav .nav-links{
      display:flex; align-items:center; gap:16px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:rgba(21,26,34,.86);
      padding:8px 10px; border-radius:12px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background:rgba(79,70,229,.08);
      border-color:rgba(79,70,229,.18);
      transform: translateY(-1px);
    }

    .nav-actions{
      display:flex; align-items:center; gap:10px; justify-content:flex-end;
      min-width: 220px;
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:8px; padding:10px 14px; border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      color:rgba(11,18,32,.95);
      font-weight:650; font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{ outline:none; box-shadow:0 0 0 4px var(--focus); }
    .btn:hover{ transform: translateY(-1px); box-shadow:0 12px 22px rgba(16,24,40,.10); border-color:rgba(16,24,40,.18); }
    .btn-primary{
      border-color:rgba(79,70,229,.28);
      background:
        radial-gradient(120px 70px at 20% 20%, rgba(255,255,255,.75), transparent 55%),
        linear-gradient(135deg, rgba(79,70,229,.95), rgba(6,182,212,.9));
      color:var(--btnText2);
      box-shadow:0 14px 30px rgba(79,70,229,.18);
    }
    .btn-primary:hover{ box-shadow:0 18px 44px rgba(79,70,229,.22); }
    .btn-ghost{
      background:rgba(255,255,255,.55);
    }
    .btn-small{
      padding:9px 12px; border-radius:12px;
      font-size:12.5px;
    }

    .icon{
      width:18px; height:18px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
      width:42px; height:42px; border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.7);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
    }
    .mobile-toggle:hover{ transform: translateY(-1px); box-shadow:0 12px 22px rgba(16,24,40,.10); }
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px;
      background:rgba(11,18,32,.88);
      border-radius:999px;
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .burger span:nth-child(1){ top:0; }
    .burger span:nth-child(2){ top:5px; }
    .burger span:nth-child(3){ top:10px; }

    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(1){ top:5px; transform:rotate(45deg); }
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(2){ opacity:0; }
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(3){ top:5px; transform:rotate(-45deg); }

    .mobile-panel{
      display:none;
      padding:0 0 14px 0;
    }
    .mobile-panel .mobile-links{
      display:flex; flex-direction:column; gap:8px;
    }
    .mobile-panel a{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.65);
      font-size:13px;
    }
    .mobile-panel .mobile-actions{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:10px;
    }

    main{ padding:18px 0 40px; }

    .hero{
      position:relative;
      padding:22px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }

    .hero-card{
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.55));
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
    }

    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(700px 220px at 12% 8%, rgba(79,70,229,.35), transparent 55%),
        radial-gradient(520px 220px at 78% 10%, rgba(6,182,212,.28), transparent 55%),
        radial-gradient(520px 240px at 62% 95%, rgba(249,115,22,.22), transparent 58%);
      pointer-events:none;
    }

    .hero-inner{
      position:relative;
      padding:22px 20px 18px;
      display:flex;
      flex-direction:column;
      gap:14px;
      min-height: 320px;
    }

    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.66);
      color:rgba(21,26,34,.90);
      font-size:12.5px;
      font-weight:650;
    }
    .badge-dot{
      width:10px; height:10px; border-radius:999px;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow:0 0 0 4px rgba(79,70,229,.12);
    }

    h1{
      margin:0;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.6px;
    }
    .hero-lead{
      margin:0;
      color:var(--muted);
      font-size:14.5px;
      line-height:1.65;
      max-width: 62ch;
    }

    .hero-cta{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:4px;
    }

    .trust-row{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top:auto;
      padding-top:6px;
    }
    .trust-pill{
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.62);
      min-width: 220px;
      flex: 1 1 auto;
    }
    .trust-pill .t-icon{
      width:34px; height:34px; border-radius:14px;
      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;
      flex:0 0 auto;
    }
    .trust-pill .t-text{
      display:flex; flex-direction:column; gap:2px;
    }
    .trust-pill strong{ font-size:13px; }
    .trust-pill span{ font-size:12.5px; color:var(--subtle); line-height:1.2; }

    .hero-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .side-card{
      background: rgba(255,255,255,.62);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(16,24,40,.08);
      padding:14px;
      position:relative;
      overflow:hidden;
    }
    .side-card:after{
      content:"";
      position:absolute;
      right:-80px; top:-110px;
      width:220px; height:220px;
      background: radial-gradient(circle at 30% 30%, rgba(6,182,212,.35), transparent 60%);
      transform: rotate(25deg);
      pointer-events:none;
    }
    .side-title{
      position:relative;
      display:flex; align-items:center; justify-content:space-between;
      gap:10px;
      margin-bottom:10px;
    }
    .side-title h2{
      font-size:14.5px;
      margin:0;
      letter-spacing:-.2px;
    }
    .chip-row{
      display:flex; flex-wrap:wrap; gap:8px;
      position:relative;
    }
    .chip{
      padding:8px 10px;
      border-radius:999px;
      font-size:12.5px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.70);
      color:rgba(21,26,34,.90);
      transition: transform .15s ease, box-shadow .15s ease;
      cursor:default;
      user-select:none;
    }
    .chip:hover{
      transform: translateY(-1px);
      box-shadow:0 12px 22px rgba(16,24,40,.08);
    }

    .data-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
    }
    .stat{
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.72);
      padding:12px 12px;
      display:flex; flex-direction:column; gap:6px;
      min-height: 94px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .stat:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 36px rgba(16,24,40,.10);
      border-color: rgba(79,70,229,.20);
    }
    .stat .num{
      font-size:22px; font-weight:860; letter-spacing:-.4px;
    }
    .stat .lab{
      color:var(--subtle); font-size:12.5px; line-height:1.35;
    }
    .stat .tag{
      align-self:flex-start;
      font-size:12px;
      padding:6px 9px;
      border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(6,182,212,.08));
      color:rgba(21,26,34,.86);
    }

    .section{
      padding:20px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between;
      gap:12px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .section-title h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.35px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.6;
      max-width:60ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:12px;
    }

    .card{
      background: rgba(255,255,255,.68);
      border:1px solid rgba(16,24,40,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
      padding:14px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(16,24,40,.10);
      border-color: rgba(79,70,229,.18);
    }

    .card .card-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px; margin-bottom:10px;
    }
    .card .card-head h3{
      margin:0;
      font-size:14.8px;
      letter-spacing:-.2px;
    }
    .card .card-head .pict{
      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,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.65;
    }
    .list{
      margin:10px 0 0;
      padding:0;
      list-style:none;
      display:flex; flex-direction:column; gap:8px;
    }
    .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:rgba(21,26,34,.88);
      font-size:13px; line-height:1.45;
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      border:1px solid rgba(16,24,40,.10);
      background:linear-gradient(135deg, rgba(79,70,229,.14), rgba(6,182,212,.12));
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:1px;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background:
        linear-gradient(180deg, rgba(255,255,255,.74), rgba(255,255,255,.56));
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(500px 120px at 0% 0%, rgba(79,70,229,.20), transparent 55%),
        radial-gradient(360px 120px at 100% 0%, rgba(6,182,212,.16), transparent 55%);
      opacity:.9;
      pointer-events:none;
    }
    .step-inner{ position:relative; display:flex; flex-direction:column; gap:8px; }
    .step .num{
      font-weight:900; font-size:13px; color:rgba(21,26,34,.75);
      display:flex; align-items:center; gap:10px;
    }
    .step .num i{
      width:28px; height:28px; border-radius:12px;
      background: linear-gradient(135deg, rgba(79,70,229,.22), rgba(6,182,212,.16));
      border:1px solid rgba(79,70,229,.20);
      display:flex; align-items:center; justify-content:center;
      font-style:normal;
    }
    .step h3{ margin:0; font-size:14.8px; letter-spacing:-.2px; }
    .step p{ margin:0; color:var(--muted); font-size:13.4px; line-height:1.6; }

    .compare-wrap{
      overflow:auto;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 780px;
      font-size:13.2px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(16,24,40,.08);
      vertical-align:top;
    }
    th{
      text-align:left;
      font-weight:800;
      color:rgba(21,26,34,.92);
      background: linear-gradient(180deg, rgba(79,70,229,.10), rgba(255,255,255,0));
      position:sticky; top:0;
      z-index:2;
    }
    td{ color:rgba(21,26,34,.86); }
    tr:last-child td{ border-bottom:none; }
    .stars{
      display:inline-flex; gap:4px; align-items:center; flex-wrap:wrap;
    }
    .star{
      width:18px; height:18px;
      color: rgba(249,115,22,.98);
      filter: drop-shadow(0 6px 10px rgba(249,115,22,.18));
    }

    .score-card{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }
    .score-panel{
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      padding:14px;
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
      position:relative;
      overflow:hidden;
    }
    .score-panel:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(460px 160px at 10% 0%, rgba(79,70,229,.22), transparent 55%),
        radial-gradient(420px 160px at 90% 15%, rgba(6,182,212,.20), transparent 55%);
      pointer-events:none;
    }
    .score-inner{ position:relative; }
    .score-top{
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .score-top h3{ margin:0; font-size:14.8px; letter-spacing:-.2px; }
    .score{
      font-size:36px; font-weight:920; letter-spacing:-1px;
    }
    .score-sub{
      color:var(--muted); font-size:13.5px; line-height:1.6;
      margin:0;
    }

    .timeline{
      display:flex; flex-direction:column; gap:10px;
    }
    .t-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.64);
    }
    .t-bullet{
      width:36px; height:36px;
      border-radius:16px;
      border:1px solid rgba(79,70,229,.22);
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.12));
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .t-item h4{ margin:0; font-size:14px; }
    .t-item p{ margin:6px 0 0; color:var(--muted); font-size:13.4px; line-height:1.65; }

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
      margin-bottom:12px;
    }
    .tab{
      padding:10px 12px; border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.62);
      cursor:pointer;
      font-weight:700; font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
    }
    .tab[aria-selected="true"]{
      background: linear-gradient(135deg, rgba(79,70,229,.14), rgba(6,182,212,.10));
      border-color: rgba(79,70,229,.24);
      box-shadow: 0 16px 32px rgba(79,70,229,.14);
    }
    .tab:hover{ transform: translateY(-1px); box-shadow:0 14px 28px rgba(16,24,40,.08); }

    .case-grid{
      display:grid; grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }
    .case-main{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      box-shadow:0 10px 22px rgba(16,24,40,.06);
    }
    .case-main h3{ margin:0 0 10px; font-size:15px; letter-spacing:-.2px; }
    .case-list{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:10px; }
    .case-row{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .case-row:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(16,24,40,.10);
      border-color: rgba(6,182,212,.22);
    }
    .case-ico{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(6,182,212,.16), rgba(79,70,229,.12));
      border:1px solid rgba(6,182,212,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .case-row h4{ margin:0; font-size:14.5px; }
    .case-row p{ margin:6px 0 0; color:var(--muted); font-size:13.4px; line-height:1.65; }

    .side-stack{
      display:flex; flex-direction:column; gap:12px;
    }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tag-cloud a{
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background:rgba(255,255,255,.68);
      font-size:12.5px; color:rgba(21,26,34,.88);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .tag-cloud a:hover{
      transform: translateY(-1px);
      border-color: rgba(79,70,229,.22);
      box-shadow:0 14px 26px rgba(16,24,40,.08);
    }

    .articles{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:12px;
    }
    .article{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column; gap:10px;
    }
    .article:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(16,24,40,.10);
      border-color: rgba(79,70,229,.20);
    }
    .article .meta{
      display:flex; gap:8px; flex-wrap:wrap; align-items:center;
      color:var(--subtle); font-size:12.5px;
    }
    .pill{
      padding:6px 9px; border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: linear-gradient(135deg, rgba(79,70,229,.10), rgba(6,182,212,.08));
      color:rgba(21,26,34,.86);
      font-weight:700;
      font-size:12px;
    }
    .article h3{ margin:0; font-size:14.8px; letter-spacing:-.2px; line-height:1.3; }
    .article p{ margin:0; color:var(--muted); font-size:13.4px; line-height:1.65; }
    .article a.read{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      padding-top:8px;
      border-top:1px dashed rgba(16,24,40,.14);
      font-weight:780; font-size:13px; color:rgba(21,26,34,.92);
    }

    .form-card{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
    }
    form{ display:grid; gap:10px; }
    .form-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    label{
      display:flex; flex-direction:column; gap:6px;
      color:rgba(21,26,34,.86);
      font-size:13px;
      font-weight:700;
    }
    input, select, textarea{
      width:100%;
      padding:11px 12px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.78);
      color:rgba(11,18,32,.94);
      font-size:13.5px;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    textarea{ min-height:110px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      border-color: rgba(6,182,212,.35);
      box-shadow: 0 0 0 4px rgba(6,182,212,.18);
      background: rgba(255,255,255,.92);
    }
    .form-actions{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:space-between;
      margin-top:2px;
    }
    .form-note{
      color:var(--subtle); font-size:12.5px; line-height:1.5;
      max-width: 44ch;
    }

    .faq{
      display:flex; flex-direction:column; gap:10px;
    }
    details.faq-item{
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(16,24,40,.05);
      padding:0 0;
      overflow:hidden;
      transition: border-color .15s ease, box-shadow .15s ease;
    }
    details.faq-item[open]{
      border-color: rgba(79,70,229,.22);
      box-shadow: 0 18px 42px rgba(16,24,40,.10);
    }
    summary{
      list-style:none;
      padding:14px 14px;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:820;
      font-size:14px;
      letter-spacing:-.2px;
      color:rgba(21,26,34,.94);
    }
    summary::-webkit-details-marker{ display:none; }
    .faq-answer{
      padding:0 14px 14px 14px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
      border-top:1px dashed rgba(16,24,40,.14);
    }
    .chev{
      width:36px; height:36px;
      border-radius:14px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .18s ease;
      margin-top:-4px;
    }
    details[open] .chev{ transform: rotate(180deg); }

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:12px;
    }
    .review{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.66);
      box-shadow: 0 10px 22px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column; gap:10px;
    }
    .review:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(16,24,40,.10);
      border-color: rgba(6,182,212,.22);
    }
    .review .who{
      display:flex; align-items:center; gap:10px;
    }
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background: linear-gradient(135deg, rgba(79,70,229,.18), rgba(6,182,212,.14));
      border:1px solid rgba(79,70,229,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color:rgba(21,26,34,.92);
      letter-spacing:-.3px;
    }
    .who strong{ font-size:14px; }
    .who span{ display:block; margin-top:2px; color:var(--subtle); font-size:12.5px; }
    .review p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.75;
    }
    .review .r-meta{
      margin-top:auto;
      display:flex; gap:8px; flex-wrap:wrap; align-items:center;
      color:var(--subtle); font-size:12.5px;
      border-top:1px dashed rgba(16,24,40,.14);
      padding-top:10px;
    }

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

    .footer{
      margin-top:10px;
      background: linear-gradient(180deg, rgba(255,255,255,.75), rgba(247,246,255,.95));
      border-top:1px solid rgba(16,24,40,.10);
    }
    footer .foot-inner{
      padding:22px 0 16px;
    }
    .foot-top{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }
    .foot-brand{
      display:flex; flex-direction:column; gap:10px;
    }
    .foot-brand .row{
      display:flex; align-items:center; gap:10px;
    }
    .foot-brand img{
      width:40px; height:40px; border-radius:16px;
      object-fit:contain;
      background: rgba(255,255,255,.75);
      border:1px solid rgba(16,24,40,.10);
      padding:6px;
    }
    .foot-brand h3{ margin:0; font-size:15.5px; letter-spacing:-.2px; }
    .foot-brand p{
      margin:0;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.7;
      max-width: 66ch;
    }
    .foot-cols{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .foot-col{
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.62);
      padding:12px;
    }
    .foot-col h4{ margin:0 0 10px; font-size:13.5px; letter-spacing:-.1px; }
    .foot-col a{
      display:block;
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      background: transparent;
      color:rgba(21,26,34,.88);
      font-size:13px;
      transition: background .15s ease, border-color .15s ease, transform .15s ease;
    }
    .foot-col a:hover{
      transform: translateY(-1px);
      background: rgba(79,70,229,.08);
      border-color: rgba(79,70,229,.18);
    }
    .friends{
      margin-top:12px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.62);
      padding:12px;
    }
    .friends h4{ margin:0 0 10px; font-size:13.5px; letter-spacing:-.1px; }
    .friends .f-links{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .friends .f-links a{
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(16,24,40,.10);
      background: rgba(255,255,255,.70);
      font-size:12.8px; color:rgba(21,26,34,.88);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .friends .f-links a:hover{
      transform: translateY(-1px);
      box-shadow:0 14px 26px rgba(16,24,40,.08);
      border-color: rgba(6,182,212,.22);
    }

    .copyright{
      margin-top:14px;
      padding-top:12px;
      border-top:1px dashed rgba(16,24,40,.14);
      display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
      color:var(--subtle);
      font-size:12.5px;
    }

    .float-kefu{
      position:fixed;
      right:16px; bottom:16px;
      z-index:60;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
      pointer-events:none;
    }
    .float-kefu .fab{
      pointer-events:auto;
      display:flex; align-items:center; gap:10px;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.76);
      box-shadow: 0 18px 42px rgba(16,24,40,.14);
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      max-width: 220px;
    }
    .fab:hover{ transform: translateY(-2px); box-shadow: 0 26px 62px rgba(16,24,40,.18); }
    .fab .badge2{
      width:38px; height:38px; 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;
      flex:0 0 auto;
    }
    .fab strong{
      font-size:13.5px; letter-spacing:-.2px;
    }
    .fab span{
      display:block; margin-top:2px;
      color:var(--subtle); font-size:12.3px; line-height:1.2;
      white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
      max-width: 140px;
    }

    .kefu-pop{
      pointer-events:none;
      opacity:0;
      transform: translateY(6px);
      transition: opacity .18s ease, transform .18s ease;
      width: 260px;
      border-radius: var(--radius);
      border:1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 26px 60px rgba(16,24,40,.18);
      overflow:hidden;
    }
    .kefu-pop.open{
      pointer-events:auto;
      opacity:1;
      transform: translateY(0);
    }
    .kefu-pop .pop-head{
      padding:12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      border-bottom:1px solid rgba(16,24,40,.10);
      background:
        radial-gradient(300px 120px at 15% 0%, rgba(79,70,229,.18), transparent 60%),
        radial-gradient(260px 120px at 90% 10%, rgba(6,182,212,.16), transparent 60%),
        rgba(255,255,255,.7);
    }
    .kefu-pop .pop-head strong{ font-size:13.8px; }
    .close-pop{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .kefu-pop .pop-body{
      padding:12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .kefu-qr{
      width:100%;
      display:flex; justify-content:center;
      padding:4px 0 2px;
    }
    .kefu-qr img{
      width:160px;
      max-width:100%;
      height:auto;
      border-radius:16px;
      border:1px solid rgba(16,24,40,.10);
      background:#fff;
    }
    .kefu-pop .pop-body p{
      margin:0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
      text-align:left;
    }

    .to-top{
      position:fixed;
      right:16px; bottom:96px;
      z-index:60;
      width:46px; height:46px;
      border-radius:18px;
      border:1px solid rgba(16,24,40,.12);
      background: rgba(255,255,255,.76);
      box-shadow: 0 18px 42px rgba(16,24,40,.14);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, opacity .18s ease;
      opacity:0; pointer-events:none;
    }
    .to-top.show{ opacity:1; pointer-events:auto; }
    .to-top:hover{ transform: translateY(-2px); }

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

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      h1{ font-size:30px; }
      .trust-pill{ min-width: 210px; }
      .steps{ grid-template-columns: repeat(2, 1fr); }
      .grid-3{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .articles{ grid-template-columns: 1fr; }
      .reviews{ grid-template-columns: 1fr; }
      .case-grid{ grid-template-columns: 1fr; }
      .score-card{ grid-template-columns: 1fr; }
      .foot-top{ grid-template-columns: 1fr; }
      .foot-cols{ grid-template-columns: 1fr 1fr; }
      .form-row{ grid-template-columns: 1fr; }
      nav .nav-links{ display:none; }
      .mobile-toggle{ display:flex; }
      .mobile-panel{ display:block; }
      .mobile-panel[data-open="false"]{ display:none; }
      .mobile-panel[data-open="true"]{ display:block; }
      .nav-actions{ min-width: auto; }
      .float-kefu{ right:12px; bottom:12px; }
      .to-top{ right:12px; bottom:92px; }
    }