:root{
      --bg0:#f6fbff;
      --bg1:#f4f7ff;
      --card:#ffffff;
      --text:#0f172a;
      --muted:#475569;
      --muted2:#64748b;
      --line:rgba(15,23,42,.10);
      --line2:rgba(15,23,42,.14);
      --brand1:#00b3ff;
      --brand2:#2e6bff;
      --brand3:#00d4a6;
      --accent:#0b5cff;
      --danger:#d64545;
      --shadow: 0 10px 30px rgba(15,23,42,.08);
      --shadow2: 0 16px 50px rgba(46,107,255,.14);
      --radius:18px;
      --radius2:12px;
      --radius3:26px;
      --max:1120px;
      --pad:18px;
      --focus: 0 0 0 4px rgba(0,179,255,.18);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Noto Sans SC","PingFang SC","Hiragino Sans GB","Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 520px at 18% 8%, rgba(0,179,255,.22), transparent 55%),
        radial-gradient(900px 480px at 84% 18%, rgba(46,107,255,.20), transparent 58%),
        radial-gradient(800px 420px at 56% 92%, rgba(0,212,166,.13), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1));
      overflow-x:hidden;
    }
    a{color:inherit}
    .container{
      width:100%;
      max-width:var(--max);
      margin:0 auto;
      padding:0 var(--pad);
    }

    .skip{
      position:absolute;
      left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px;
      z-index:9999;
      width:auto; height:auto;
      padding:10px 14px;
      background:var(--card);
      border:1px solid var(--line2);
      border-radius:12px;
      box-shadow:var(--shadow);
      outline:none;
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: linear-gradient(180deg, rgba(246,251,255,.82), rgba(246,251,255,.55));
      border-bottom:1px solid rgba(15,23,42,.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:40px;
      height:40px;
      border-radius:12px;
      background:#fff;
      padding:6px;
      box-shadow: 0 10px 26px rgba(46,107,255,.12);
      border:1px solid rgba(15,23,42,.08);
      object-fit:contain;
    }
    .brand .brand-text{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand .brand-name{
      font-weight:800;
      letter-spacing:.2px;
    }
    .brand .brand-sub{
      color:var(--muted2);
      font-size:12px;
      margin-top:4px;
      white-space:nowrap;
    }

    nav{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      text-decoration:none;
      color:rgba(15,23,42,.82);
      font-weight:650;
      font-size:13px;
      padding:10px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      display:inline-flex;
      align-items:center;
      gap:8px;
    }
    .nav-links a .dot{
      width:8px; height:8px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 10px 20px rgba(0,179,255,.25);
      opacity:.9;
    }
    .nav-links a:hover{
      background:rgba(255,255,255,.7);
      border-color:rgba(15,23,42,.10);
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex;
      align-items:center;
      gap:10px;
    }
    .btn{
      appearance:none;
      border:1px solid rgba(15,23,42,.14);
      background: rgba(255,255,255,.78);
      color:var(--text);
      padding:10px 14px;
      border-radius:999px;
      font-weight:800;
      font-size:13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      text-decoration:none;
      display:inline-flex;
      align-items:center;
      gap:10px;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow:var(--focus)}
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(15,23,42,.10);
      border-color:rgba(15,23,42,.20);
    }
    .btn-primary{
      border-color: rgba(46,107,255,.35);
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(46,107,255,.18)) , #fff;
      position:relative;
      overflow:hidden;
    }
    .btn-primary::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: linear-gradient(135deg, rgba(0,179,255,.28), rgba(46,107,255,.28));
      opacity:.55;
      filter: blur(14px);
      z-index:0;
    }
    .btn-primary span, .btn-primary i{position:relative; z-index:1}
    .btn-primary i{
      width:22px; height:22px;
      border-radius:7px;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      display:inline-flex; align-items:center; justify-content:center;
      color:#fff;
      font-style:normal;
      box-shadow: 0 18px 34px rgba(46,107,255,.20);
      border:1px solid rgba(255,255,255,.5);
      font-weight:900;
      font-size:12px;
    }

    .hamburger{
      display:none;
      width:44px; height:44px;
      border-radius:12px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.72);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .hamburger:focus{outline:none; box-shadow:var(--focus)}
    .hamburger:hover{transform: translateY(-1px); box-shadow: 0 14px 30px rgba(15,23,42,.10);}
    .hamburger .bars{
      width:18px;
      height:12px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .hamburger .bars span{
      height:2px;
      background: rgba(15,23,42,.75);
      border-radius:999px;
    }

    .mobile-panel{
      display:none;
      padding:10px 0 16px;
      border-top:1px solid rgba(15,23,42,.08);
    }
    .mobile-panel .mobile-links{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding-top:12px;
    }
    .mobile-panel .mobile-links a{
      text-decoration:none;
      padding:12px 14px;
      border:1px solid rgba(15,23,42,.10);
      border-radius:14px;
      background: rgba(255,255,255,.70);
      font-weight:800;
      color: rgba(15,23,42,.88);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .mobile-panel .mobile-links a:active{transform: translateY(1px);}

    main{padding: 26px 0 12px;}

    .hero{
      position:relative;
      padding: 22px 0 20px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.72));
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius3);
      box-shadow: var(--shadow2);
      overflow:hidden;
      position:relative;
      padding: 26px 22px;
      min-height: 320px;
    }
    .hero-card::after{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(520px 220px at 20% 5%, rgba(0,179,255,.35), transparent 60%),
        radial-gradient(480px 220px at 80% 25%, rgba(46,107,255,.28), transparent 58%),
        radial-gradient(420px 200px at 56% 90%, rgba(0,212,166,.20), transparent 55%);
      pointer-events:none;
      z-index:0;
    }
    .hero-inner{position:relative; z-index:1;}
    .kicker{
      display:inline-flex;
      align-items:center;
      gap:10px;
      padding:8px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      color: rgba(15,23,42,.88);
      font-weight:850;
      font-size:12px;
      letter-spacing:.2px;
    }
    .kicker .pulse{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--brand1), var(--brand2));
      box-shadow: 0 0 0 0 rgba(0,179,255,.35);
      animation: pulse 2.2s ease-in-out infinite;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(0,179,255,.35)}
      60%{box-shadow:0 0 0 10px rgba(0,179,255,0)}
      100%{box-shadow:0 0 0 0 rgba(0,179,255,0)}
    }

    h1{
      margin:14px 0 10px;
      font-size: 34px;
      letter-spacing: -0.6px;
      line-height:1.2;
    }
    .hero-lead{
      margin:0;
      color: rgba(15,23,42,.78);
      font-weight:650;
      line-height:1.7;
      max-width: 62ch;
      font-size: 15px;
    }
    .hero-actions{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-top:16px;
    }
    .btn-ghost{
      background: rgba(255,255,255,.7);
      border-color: rgba(15,23,42,.12);
    }
    .btn-quiet{
      background: transparent;
      border-color: rgba(15,23,42,.14);
      color: rgba(15,23,42,.88);
    }

    .hero-metas{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .meta-pill{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.62);
      min-width: 165px;
      flex: 1 1 165px;
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .meta-ic{
      width:34px; height:34px;
      border-radius:12px;
      background: linear-gradient(135deg, rgba(0,179,255,.20), rgba(46,107,255,.20));
      border:1px solid rgba(46,107,255,.28);
      display:flex; align-items:center; justify-content:center;
      color: rgba(15,23,42,.9);
      font-weight:900;
      box-shadow: 0 14px 26px rgba(46,107,255,.10);
      flex:0 0 auto;
    }
    .meta-pill b{display:block; font-size:13px; letter-spacing:.1px;}
    .meta-pill span{display:block; color:var(--muted2); margin-top:3px; font-size:12px; line-height:1.35; font-weight:650;}

    .side-stack{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .side-card{
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      box-shadow: 0 12px 34px rgba(15,23,42,.06);
      padding:16px 14px;
      position:relative;
      overflow:hidden;
    }
    .side-card::before{
      content:"";
      position:absolute;
      inset:-1px;
      background:
        radial-gradient(240px 120px at 15% 0%, rgba(0,179,255,.20), transparent 55%),
        radial-gradient(220px 120px at 100% 40%, rgba(46,107,255,.18), transparent 55%);
      pointer-events:none;
    }
    .side-card > *{position:relative; z-index:1;}
    .side-title{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      margin-bottom:12px;
    }
    .side-title h2{
      margin:0;
      font-size:14px;
      letter-spacing:.1px;
    }
    .badge{
      font-size:12px;
      font-weight:900;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(46,107,255,.28);
      background: rgba(46,107,255,.10);
      color: rgba(15,23,42,.86);
      white-space:nowrap;
    }
    .score-row{
      display:flex;
      align-items:baseline;
      gap:10px;
      margin-top:6px;
    }
    .score{
      font-size:38px;
      font-weight:950;
      letter-spacing:-.8px;
      background: linear-gradient(135deg, rgba(0,179,255,.98), rgba(46,107,255,.98));
      -webkit-background-clip:text;
      background-clip:text;
      color:transparent;
    }
    .score-sub{
      color: rgba(15,23,42,.72);
      font-weight:750;
      font-size:13px;
      line-height:1.25;
    }
    .stars{
      display:flex;
      gap:4px;
      margin-top:8px;
      align-items:center;
      flex-wrap:wrap;
    }
    .star{
      width:18px; height:18px;
      display:inline-block;
    }
    .side-list{
      margin:12px 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .side-list li{
      display:flex;
      align-items:flex-start;
      gap:10px;
      color: rgba(15,23,42,.82);
      font-weight:700;
      font-size:13px;
      line-height:1.5;
    }
    .tick{
      width:22px; height:22px;
      border-radius:9px;
      background: rgba(0,212,166,.12);
      border:1px solid rgba(0,212,166,.28);
      display:flex; align-items:center; justify-content:center;
      color: rgba(15,23,42,.9);
      flex:0 0 auto;
      margin-top:1px;
    }

    section{
      padding: 18px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:12px;
      margin-bottom:12px;
    }
    .section-head h2{
      margin:0;
      font-size:20px;
      letter-spacing:-.2px;
    }
    .section-head p{
      margin:0;
      color: var(--muted2);
      font-weight:650;
      font-size:13px;
      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;
    }
    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }

    .card{
      background: rgba(255,255,255,.76);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 26px rgba(15,23,42,.06);
      padding:16px 14px;
      position:relative;
      overflow:hidden;
    }
    .card.soft{
      background: linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.72));
    }
    .card::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: radial-gradient(420px 160px at 18% -10%, rgba(0,179,255,.14), transparent 55%);
      pointer-events:none;
    }
    .card > *{position:relative; z-index:1;}
    .card h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:.1px;
    }
    .card p{
      margin:0;
      color: var(--muted2);
      font-weight:650;
      font-size:13px;
      line-height:1.65;
    }
    .icon{
      width:40px; height:40px;
      border-radius:14px;
      border:1px solid rgba(46,107,255,.24);
      background: linear-gradient(135deg, rgba(0,179,255,.16), rgba(46,107,255,.16));
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color: rgba(15,23,42,.9);
      box-shadow: 0 16px 34px rgba(46,107,255,.10);
    }

    .fade-in{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .fade-in.is-visible{
      opacity:1;
      transform: translateY(0);
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding:16px 14px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.74);
      border:1px solid rgba(15,23,42,.10);
      position:relative;
      overflow:hidden;
      min-height: 150px;
    }
    .step::after{
      content:"";
      position:absolute;
      right:-60px; top:-60px;
      width:140px; height:140px;
      border-radius:999px;
      background: radial-gradient(circle at 30% 30%, rgba(0,179,255,.22), transparent 62%);
      pointer-events:none;
      filter: blur(0px);
    }
    .step > *{position:relative; z-index:1;}
    .step .num{
      width:34px; height:34px;
      border-radius:13px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(46,107,255,.18));
      border:1px solid rgba(46,107,255,.28);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      box-shadow: 0 16px 34px rgba(46,107,255,.10);
    }
    .step h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:.1px;
    }
    .step p{
      margin:0;
      color: var(--muted2);
      font-weight:650;
      font-size:13px;
      line-height:1.65;
    }

    .compare{
      overflow:auto;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width: 860px;
    }
    thead th{
      text-align:left;
      padding:14px 14px;
      font-size:13px;
      color: rgba(15,23,42,.82);
      border-bottom:1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.70));
      position:sticky;
      top:0;
      z-index:1;
    }
    tbody td{
      padding:14px 14px;
      border-bottom:1px solid rgba(15,23,42,.08);
      color: rgba(15,23,42,.82);
      font-weight:650;
      font-size:13px;
      vertical-align:top;
    }
    tbody tr:hover td{
      background: rgba(46,107,255,.06);
    }
    .pill-strong{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(46,107,255,.24);
      background: rgba(46,107,255,.10);
      font-weight:900;
      white-space:nowrap;
    }
    .pill-weak{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.7);
      font-weight:850;
      white-space:nowrap;
      color: rgba(15,23,42,.72);
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    details{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      overflow:hidden;
      box-shadow: 0 10px 26px rgba(15,23,42,.05);
      transition: transform .18s ease, border-color .18s ease;
    }
    details[open]{border-color: rgba(46,107,255,.30); transform: translateY(-1px);}
    summary{
      list-style:none;
      cursor:pointer;
      padding:14px 14px;
      font-weight:900;
      color: rgba(15,23,42,.90);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .chev{
      width:34px; height:34px;
      border-radius:12px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      display:flex; align-items:center; justify-content:center;
      color: rgba(15,23,42,.78);
      transition: transform .2s ease, background .2s ease;
      flex:0 0 auto;
    }
    details[open] .chev{transform: rotate(180deg); background: rgba(46,107,255,.10); border-color: rgba(46,107,255,.26);}
    .faq-body{
      padding: 0 14px 14px;
      color: var(--muted);
      font-weight:650;
      line-height:1.8;
      font-size:13px;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .quote{
      position:relative;
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 10px 26px rgba(15,23,42,.05);
      overflow:hidden;
      min-height: 190px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .quote::before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(300px 120px at 20% 0%, rgba(0,179,255,.14), transparent 55%),
        radial-gradient(280px 120px at 100% 60%, rgba(46,107,255,.12), transparent 58%);
      pointer-events:none;
    }
    .quote > *{position:relative; z-index:1;}
    .quote .who{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .who b{font-size:13px}
    .who span{color:var(--muted2); font-size:12px; font-weight:750}
    .quote p{
      margin:0;
      color: rgba(15,23,42,.78);
      font-weight:650;
      line-height:1.75;
      font-size:13px;
    }
    .tag-row{
      display:flex; gap:8px; flex-wrap:wrap; margin-top:auto;
    }
    .tag{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
      color: rgba(15,23,42,.78);
      font-weight:850;
      font-size:12px;
      white-space:nowrap;
    }

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
    }
    .case-card{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 10px 26px rgba(15,23,42,.05);
      overflow:hidden;
      display:flex;
      flex-direction:column;
      min-height: 250px;
    }
    .case-media{
      padding:12px 12px 0;
    }
    .thumb{
      width:100%;
      aspect-ratio: 16/9;
      border-radius:14px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(46,107,255,.18));
      border:1px solid rgba(46,107,255,.20);
      display:flex;
      align-items:center;
      justify-content:center;
      overflow:hidden;
      position:relative;
    }
    .thumb img{
      width:100%;
      height:100%;
      object-fit:cover;
      display:block;
      opacity:.9;
      transform: scale(1.02);
    }
    .thumb::after{
      content:"";
      position:absolute;
      inset:0;
      background: radial-gradient(240px 120px at 20% 15%, rgba(255,255,255,.55), transparent 55%);
      pointer-events:none;
    }
    .case-body{
      padding:12px 14px 14px;
      display:flex;
      flex-direction:column;
      gap:10px;
      height:100%;
    }
    .case-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case-body h3{
      margin:0;
      font-size:14px;
      letter-spacing:.1px;
    }
    .case-body p{
      margin:0;
      color: var(--muted2);
      font-weight:650;
      font-size:13px;
      line-height:1.7;
    }
    .case-actions{
      display:flex;
      gap:10px;
      margin-top:auto;
      align-items:center;
      justify-content:space-between;
      flex-wrap:wrap;
    }
    .link-soft{
      color: rgba(15,23,42,.86);
      text-decoration:none;
      font-weight:900;
      font-size:13px;
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.65);
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .link-soft:hover{transform: translateY(-1px); box-shadow: 0 14px 30px rgba(15,23,42,.10);}
    .arrow{
      width:22px; height:22px;
      border-radius:8px;
      background: rgba(46,107,255,.12);
      border:1px solid rgba(46,107,255,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
    }

    .articles{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:12px;
      align-items:start;
    }
    .article-list{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .article-item{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      padding:14px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .article-item:hover{
      transform: translateY(-1px);
      border-color: rgba(46,107,255,.28);
      background: rgba(255,255,255,.88);
    }
    .article-item b{
      font-size:14px;
      letter-spacing:.1px;
    }
    .article-item span{
      display:block;
      margin-top:6px;
      color: var(--muted2);
      font-weight:650;
      font-size:12.5px;
      line-height:1.6;
    }
    .chip{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.65);
      color: rgba(15,23,42,.76);
      font-weight:900;
      font-size:12px;
      white-space:nowrap;
      flex:0 0 auto;
      margin-top:2px;
    }

    .side-tiles{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .kv{
      padding:16px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 26px rgba(15,23,42,.05);
      overflow:hidden;
      position:relative;
    }
    .kv::before{
      content:"";
      position:absolute;
      inset:-2px;
      background: radial-gradient(340px 160px at 18% 10%, rgba(0,179,255,.18), transparent 60%);
      pointer-events:none;
    }
    .kv > *{position:relative; z-index:1;}
    .kv h3{margin:0 0 8px; font-size:15px}
    .kv p{margin:0; color:var(--muted2); font-weight:650; line-height:1.75; font-size:13px}
    .networks{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top:12px;
    }
    .net{
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      font-weight:900;
      font-size:12px;
      color: rgba(15,23,42,.78);
    }

    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      margin-top:8px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
      grid-column: span 1;
    }
    .field.full{grid-column: 1 / -1;}
    label{
      font-size:12px;
      font-weight:950;
      color: rgba(15,23,42,.82);
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      color: rgba(15,23,42,.92);
      font-weight:700;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, background .15s ease;
      font-size:13px;
    }
    textarea{min-height:100px; resize:vertical;}
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--focus);
      border-color: rgba(0,179,255,.55);
      background:#fff;
    }
    .form-actions{
      grid-column: 1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-top:2px;
    }
    .hint{
      color: var(--muted2);
      font-weight:650;
      font-size:12.5px;
      line-height:1.6;
      max-width: 60ch;
    }

    .timeline{
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .time-item{
      display:grid;
      grid-template-columns: 110px 1fr;
      gap:12px;
      align-items:start;
      padding:14px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
    }
    .time-left{
      display:flex;
      gap:10px;
      align-items:flex-start;
    }
    .time-dot{
      width:34px; height:34px;
      border-radius:14px;
      background: linear-gradient(135deg, rgba(0,179,255,.18), rgba(46,107,255,.18));
      border:1px solid rgba(46,107,255,.26);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      flex:0 0 auto;
    }
    .time-when{
      display:flex; flex-direction:column; gap:6px;
    }
    .time-when b{font-size:13px}
    .time-when span{color:var(--muted2); font-weight:650; font-size:12.5px}
    .time-right b{font-size:14px}
    .time-right p{margin:6px 0 0; color:var(--muted2); font-weight:650; line-height:1.75; font-size:13px}

    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      padding:14px 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.74);
    }
    .tag-cloud a{
      text-decoration:none;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      font-weight:900;
      color: rgba(15,23,42,.78);
      font-size:12.5px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .tag-cloud a:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(15,23,42,.10);
      border-color: rgba(46,107,255,.28);
    }

    footer{
      margin-top: 18px;
      padding: 18px 0 26px;
      border-top:1px solid rgba(15,23,42,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.40), rgba(255,255,255,.65));
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap:12px;
      align-items:start;
    }
    .foot-card{
      background: rgba(255,255,255,.72);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      padding:16px 14px;
      box-shadow: 0 10px 26px rgba(15,23,42,.05);
    }
    .foot-card h3{margin:0 0 10px; font-size:15px}
    .foot-card p{margin:0; color:var(--muted2); font-weight:650; line-height:1.75; font-size:13px}
    .foot-links{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-top:12px;
    }
    .foot-links a{
      text-decoration:none;
      padding:9px 11px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.62);
      color: rgba(15,23,42,.78);
      font-weight:900;
      font-size:12.5px;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .foot-links a:hover{transform: translateY(-1px); box-shadow: 0 14px 30px rgba(15,23,42,.10);}
    .copyright{
      margin-top:12px;
      color: var(--muted2);
      font-weight:650;
      font-size:12.5px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      flex-wrap:wrap;
    }

    .backtop{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      width:48px;
      height:48px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 20px 50px rgba(15,23,42,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, opacity .15s ease;
      opacity:0;
      pointer-events:none;
    }
    .backtop.show{
      opacity:1;
      pointer-events:auto;
    }
    .backtop:focus{outline:none; box-shadow:var(--focus)}
    .backtop:hover{transform: translateY(-2px);}

    .float-q{
      position:fixed;
      left:14px;
      bottom:14px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-start;
      pointer-events:none;
    }
    .float-q > *{pointer-events:auto;}
    .float-box{
      display:flex;
      align-items:center;
      gap:10px;
      background: rgba(255,255,255,.80);
      border:1px solid rgba(15,23,42,.12);
      box-shadow: 0 20px 50px rgba(15,23,42,.12);
      border-radius:18px;
      padding:10px 12px;
    }
    .float-box img{
      width:38px;
      height:38px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      object-fit:cover;
      background:#fff;
    }
    .float-text{
      display:flex;
      flex-direction:column;
      line-height:1.2;
      gap:4px;
    }
    .float-text b{font-size:12.5px}
    .float-text span{font-size:12px; color:var(--muted2); font-weight:650}
    .float-link{
      text-decoration:none;
      font-weight:950;
      font-size:13px;
      color: rgba(15,23,42,.86);
      display:flex;
      align-items:center;
      gap:8px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(46,107,255,.26);
      background: rgba(46,107,255,.10);
      box-shadow: 0 18px 34px rgba(46,107,255,.10);
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .float-link:hover{transform: translateY(-2px); box-shadow: 0 24px 60px rgba(46,107,255,.18);}

    .table-note{
      color: var(--muted2);
      font-weight:650;
      font-size:12.5px;
      margin-top:10px;
      line-height:1.7;
    }

    .anchor-space{scroll-margin-top:90px;}
    .divider{
      height:1px;
      background: rgba(15,23,42,.08);
      margin: 12px 0;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card{min-height:auto;}
      .grid-3{grid-template-columns: 1fr; }
      .grid-2{grid-template-columns: 1fr; }
      .grid-4{grid-template-columns: 1fr 1fr; }
      .steps{grid-template-columns: 1fr 1fr; }
      .faq-grid{grid-template-columns: 1fr; }
      .comments{grid-template-columns: 1fr; }
      .case-grid{grid-template-columns: 1fr; }
      .articles{grid-template-columns:1fr;}
      .time-item{grid-template-columns:1fr; }
      .footer-grid{grid-template-columns:1fr;}
      form{grid-template-columns:1fr; }
      .field{grid-column:1/-1;}
      .float-q{left:10px; bottom:10px;}
      .backtop{right:10px; bottom:10px;}
      table{min-width: 760px;}
      .nav-links{display:none;}
      .nav-cta{display:none;}
      .hamburger{display:flex;}
      .mobile-panel{display:block;}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .fade-in{transition:none}
      .kicker .pulse{animation:none}
      .backtop, .btn, .nav-links a, .article-item, .tag-cloud a, .link-soft, details{transition:none}
    }