:root{
      --bg0:#fffdf7;
      --bg1:#f6f8ff;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b677a;
      --muted2:#7a8699;
      --line:rgba(15,23,42,.10);
      --shadow: 0 14px 40px rgba(15,23,42,.08);
      --shadow2: 0 10px 22px rgba(15,23,42,.08);
      --radius:16px;
      --radius2:22px;
      --focus: rgba(59,130,246,.25);
      --brandA:#6d28d9;
      --brandB:#2563eb;
      --brandC:#0ea5e9;
      --brandD:#f97316;
      --ok:#16a34a;
      --warn:#f59e0b;
      --hot:#ef4444;
      --grad: linear-gradient(135deg, rgba(109,40,217,.95), rgba(37,99,235,.95) 40%, rgba(14,165,233,.95));
      --grad2: linear-gradient(135deg, rgba(249,115,22,.95), rgba(239,68,68,.9));
      --grad3: radial-gradient(1200px 500px at 20% -10%, rgba(109,40,217,.18), transparent 60%),
               radial-gradient(900px 480px at 95% 15%, rgba(14,165,233,.16), transparent 55%),
               radial-gradient(850px 500px at 15% 90%, rgba(249,115,22,.12), transparent 55%),
               linear-gradient(180deg, var(--bg0), var(--bg1) 60%, #ffffff 100%);
      --btn: linear-gradient(135deg, rgba(109,40,217,.98), rgba(37,99,235,.98) 50%, rgba(14,165,233,.98));
      --btn2: linear-gradient(135deg, rgba(16,185,129,.95), rgba(34,197,94,.92));
    }
    *{ box-sizing:border-box; }
    html,body{ height:100%; }
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
                   "Microsoft YaHei", "Noto Sans CJK SC", Arial, sans-serif;
      color:var(--text);
      background: var(--grad3);
      line-height:1.6;
      overflow-x:hidden;
    }
    a{ color:inherit; text-decoration:none; }
    a:hover{ text-decoration: none; }
    .container{
      width:min(1120px, calc(100% - 32px));
      margin:0 auto;
    }
    .skip-link{
      position:absolute;
      left:-999px;
      top:auto;
      width:1px;
      height:1px;
      overflow:hidden;
    }
    .skip-link:focus{
      left:16px;
      top:16px;
      width:auto;
      height:auto;
      padding:10px 12px;
      background:#fff;
      border:1px solid var(--line);
      border-radius:12px;
      z-index:9999;
      box-shadow: var(--shadow2);
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,253,247,.72);
      border-bottom: 1px solid rgba(15,23,42,.08);
    }
    .nav-inner{
      display:flex;
      align-items:center;
      justify-content:space-between;
      padding: 12px 0;
      gap:16px;
    }
    .brand{
      display:flex;
      align-items:center;
      gap:12px;
      min-width: 210px;
    }
    .brand-logo{
      width:38px;
      height:38px;
      border-radius:12px;
      background: rgba(255,255,255,.85);
      border:1px solid rgba(15,23,42,.10);
      display:flex;
      align-items:center;
      justify-content:center;
      overflow:hidden;
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
    }
    .brand-logo img{
      width: 40px;
      height: 40px;
      object-fit: contain;
    }
    .brand-title{
      display:flex;
      flex-direction:column;
      gap:2px;
      min-width: 0;
    }
    .brand-title strong{
      font-size:14px;
      letter-spacing:.2px;
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }
    .brand-title span{
      font-size:12px;
      color:var(--muted);
      white-space:nowrap;
      overflow:hidden;
      text-overflow:ellipsis;
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap:12px;
      justify-content:flex-end;
      flex-wrap:wrap;
    }
    .nav-links{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:nowrap;
      overflow:hidden;
      max-width: 560px;
    }
    .nav-links a{
      font-size:13px;
      color:rgba(31,41,55,.86);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,255,255,.72);
      border-color: rgba(15,23,42,.10);
      transform: translateY(-1px);
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      padding: 11px 14px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.75);
      color: rgba(31,41,55,.95);
      font-weight:650;
      font-size:13px;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      user-select:none;
    }
    .btn:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus), 0 10px 22px rgba(15,23,42,.06); }
    .btn:hover{ transform: translateY(-1px); border-color: rgba(15,23,42,.16); background: rgba(255,255,255,.9); }
    .btn-primary{
      border:1px solid rgba(255,255,255,.22);
      color:#fff;
      background: var(--btn);
      box-shadow: 0 16px 36px rgba(37,99,235,.25);
    }
    .btn-primary:hover{
      box-shadow: 0 18px 44px rgba(37,99,235,.30);
      background: linear-gradient(135deg, rgba(109,40,217,1), rgba(37,99,235,1) 50%, rgba(14,165,233,1));
    }
    .btn-ghost{
      background: rgba(255,255,255,.7);
    }
    .icon{
      width:18px; height:18px; display:inline-block;
    }
    .hamburger{
      width:42px;
      height:42px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.75);
      display:none;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      transition: transform .15s ease;
    }
    .hamburger:active{ transform: scale(.98); }
    .hamburger span{
      width:18px; height:2px; background: rgba(31,41,55,.85); border-radius:2px; display:block; position:relative;
    }
    .hamburger span:before,.hamburger span:after{
      content:"";
      position:absolute; left:0; width:18px; height:2px; background: rgba(31,41,55,.85); border-radius:2px;
    }
    .hamburger span:before{ top:-6px; }
    .hamburger span:after{ top:6px; }

    .mobile-panel{
      display:none;
      padding: 6px 0 14px;
    }
    .mobile-panel .panel-links{
      display:flex;
      flex-direction:column;
      gap:10px;
      padding: 12px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: var(--shadow2);
    }
    .mobile-panel .panel-links a{
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.75);
      font-weight:650;
      font-size: 13px;
      color: rgba(31,41,55,.92);
    }
    .mobile-panel .panel-links a:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }

    main{ padding-bottom: 18px; }

    .hero{
      padding: 34px 0 22px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items:stretch;
    }
    .hero-copy{
      border-radius: var(--radius2);
      border: 1px solid rgba(15,23,42,.10);
      background:
        radial-gradient(900px 340px at 10% 0%, rgba(109,40,217,.18), transparent 55%),
        radial-gradient(680px 280px at 92% 8%, rgba(14,165,233,.16), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.62));
      box-shadow: var(--shadow);
      padding: 22px 22px 18px;
      position:relative;
      overflow:hidden;
    }
    .hero-copy:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        conic-gradient(from 220deg at 50% 50%,
          rgba(109,40,217,.0),
          rgba(109,40,217,.22),
          rgba(37,99,235,.22),
          rgba(14,165,233,.18),
          rgba(249,115,22,.18),
          rgba(109,40,217,.0));
      filter: blur(26px);
      opacity:.45;
      pointer-events:none;
    }
    .hero-copy > *{ position:relative; z-index:1; }

    .kicker{
      display:flex;
      align-items:center;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom: 10px;
    }
    .pill{
      display:inline-flex;
      align-items:center;
      gap:8px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.70);
      color: rgba(31,41,55,.92);
      font-weight:700;
      font-size: 12px;
      letter-spacing:.2px;
    }
    .pill i{
      width:10px; height:10px; border-radius:3px;
      background: var(--grad);
      display:inline-block;
      box-shadow: 0 10px 22px rgba(37,99,235,.25);
    }
    .hero h1{
      margin:0;
      font-size: 30px;
      line-height:1.25;
      letter-spacing:-.4px;
    }
    .hero-lead{
      margin-top: 10px;
      color: var(--muted);
      font-size: 14px;
      max-width: 62ch;
    }
    .hero-cta{
      display:flex;
      align-items:center;
      gap:12px;
      flex-wrap:wrap;
      margin-top: 16px;
    }
    .hero-cta .btn-primary{
      padding: 12px 16px;
      border-radius: 16px;
    }
    .hero-mini{
      display:flex;
      align-items:center;
      gap:14px;
      flex-wrap:wrap;
      margin-top: 16px;
    }
    .mini-item{
      display:flex;
      align-items:flex-start;
      gap:10px;
      padding: 10px 12px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.60);
      min-width: 210px;
      flex: 1 1 210px;
    }
    .mini-badge{
      width:34px; height:34px;
      border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      background: rgba(37,99,235,.12);
      border: 1px solid rgba(37,99,235,.18);
      color: rgba(37,99,235,.95);
      box-shadow: 0 10px 20px rgba(37,99,235,.10);
      flex:0 0 auto;
    }
    .mini-item strong{
      display:block;
      font-size: 13px;
      margin-bottom: 1px;
    }
    .mini-item span{
      display:block;
      color: var(--muted2);
      font-size: 12px;
    }

    .hero-side{
      border-radius: var(--radius2);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow2);
      padding: 18px;
      display:flex;
      flex-direction:column;
      gap:12px;
      overflow:hidden;
      position:relative;
    }
    .hero-side:after{
      content:"";
      position:absolute;
      width: 520px;
      height: 520px;
      right:-340px;
      top:-350px;
      background: radial-gradient(circle at 30% 30%, rgba(249,115,22,.26), transparent 55%);
      pointer-events:none;
      filter: blur(2px);
      opacity:.9;
    }
    .hero-side > *{ position:relative; z-index:1; }
    .side-title{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:12px;
    }
    .side-title h2{
      margin:0;
      font-size: 15px;
      letter-spacing:-.2px;
    }
    .side-title p{
      margin:4px 0 0;
      color: var(--muted);
      font-size: 12px;
    }
    .data-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
    }
    .data-card{
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.62));
      padding: 12px 12px 11px;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      min-height: 86px;
    }
    .data-card:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.22);
      box-shadow: 0 18px 40px rgba(37,99,235,.10);
    }
    .data-card .num{
      font-weight: 860;
      letter-spacing: -.4px;
      font-size: 20px;
      display:flex;
      align-items:baseline;
      gap:8px;
    }
    .data-card .num small{
      color: var(--muted2);
      font-weight: 700;
      font-size: 12px;
    }
    .data-card .label{
      margin-top: 6px;
      font-size: 12px;
      color: var(--muted);
    }

    .side-action{
      display:flex;
      flex-direction:column;
      gap:10px;
      margin-top:auto;
    }
    .trust-row{
      display:flex;
      align-items:center;
      gap:10px;
      padding: 10px 12px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.62);
    }
    .spark{
      width:32px; height:32px;
      border-radius:14px;
      background: rgba(109,40,217,.12);
      border:1px solid rgba(109,40,217,.18);
      color: rgba(109,40,217,.95);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      box-shadow: 0 10px 22px rgba(109,40,217,.10);
    }
    .trust-row strong{
      font-size: 13px;
      display:block;
    }
    .trust-row span{
      font-size: 12px;
      color: var(--muted2);
      display:block;
    }

    .section{
      padding: 22px 0;
    }
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom: 14px;
    }
    .section-title h2{
      margin:0;
      font-size: 20px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      max-width: 64ch;
    }

    .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{
      border-radius: var(--radius);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding: 14px;
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.18);
      box-shadow: 0 18px 40px rgba(37,99,235,.10);
    }
    .card h3{
      margin: 8px 0 6px;
      font-size: 15px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
    }
    .card .meta{
      margin-top: 10px;
      display:flex;
      flex-wrap:wrap;
      gap:8px;
    }
    .tag{
      font-size: 12px;
      color: rgba(31,41,55,.88);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      padding: 6px 10px;
      border-radius: 999px;
      white-space:nowrap;
    }
    .tag.hot{
      border-color: rgba(249,115,22,.28);
      background: rgba(249,115,22,.10);
    }
    .tag.cool{
      border-color: rgba(37,99,235,.25);
      background: rgba(37,99,235,.10);
    }
    .tag.ok{
      border-color: rgba(22,163,74,.22);
      background: rgba(22,163,74,.10);
    }

    .feature-icon{
      width:42px; height:42px;
      border-radius: 18px;
      display:flex;
      align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.85), rgba(255,255,255,.62));
      color: rgba(31,41,55,.92);
      box-shadow: 0 10px 20px rgba(15,23,42,.06);
      transition: transform .2s ease;
    }
    .card:hover .feature-icon{ transform: rotate(-2deg) scale(1.02); }

    .stepper{
      display:grid;
      grid-template-columns: repeat(5, 1fr);
      gap: 10px;
    }
    .step{
      padding: 14px 12px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      position:relative;
      overflow:hidden;
      min-height: 120px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .step:before{
      content:"";
      position:absolute;
      inset:-1px;
      background: radial-gradient(420px 120px at 25% 10%, rgba(109,40,217,.12), transparent 55%),
                  radial-gradient(420px 120px at 80% 15%, rgba(14,165,233,.12), transparent 50%);
      opacity:.75;
      pointer-events:none;
    }
    .step > *{ position:relative; z-index:1; }
    .step .n{
      width:36px; height:36px;
      border-radius: 16px;
      background: rgba(37,99,235,.12);
      border:1px solid rgba(37,99,235,.18);
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: rgba(37,99,235,.95);
    }
    .step strong{
      font-size: 14px;
      letter-spacing:-.2px;
    }
    .step span{
      color: var(--muted);
      font-size: 12.5px;
      margin-top:auto;
    }

    .compare-wrap{
      border-radius: var(--radius2);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .compare-head{
      padding: 16px 16px 0;
    }
    .compare-head .row{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
    }
    .stars{
      display:flex;
      align-items:center;
      gap:10px;
      padding: 10px 12px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.64));
    }
    .star{
      width:18px; height:18px; fill: rgba(245,158,11,.95);
      filter: drop-shadow(0 6px 12px rgba(245,158,11,.18));
    }
    .stars strong{ font-size: 14px; }
    .stars span{ color: var(--muted); font-size: 12px; }
    .compare-table{
      width:100%;
      border-collapse: separate;
      border-spacing: 0;
      margin-top: 14px;
      overflow:auto;
    }
    .compare-table th,.compare-table td{
      padding: 12px 12px;
      border-top: 1px solid rgba(15,23,42,.08);
      border-right: 1px solid rgba(15,23,42,.06);
      font-size: 13px;
      vertical-align:top;
    }
    .compare-table th:last-child,.compare-table td:last-child{ border-right:none; }
    .compare-table thead th{
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(37,99,235,.08), rgba(14,165,233,.10));
      color: rgba(31,41,55,.96);
      font-weight: 900;
      border-top:none;
    }
    .compare-table tbody tr td:first-child{
      color: rgba(31,41,55,.88);
      font-weight: 750;
      width: 30%;
      background: rgba(255,255,255,.60);
    }
    .good{
      display:flex; align-items:center; gap:10px;
      color: rgba(31,41,55,.95);
    }
    .good .dot{
      width:10px; height:10px; border-radius:4px;
      background: rgba(22,163,74,.95);
      box-shadow: 0 10px 20px rgba(22,163,74,.20);
      flex:0 0 auto;
    }
    .good .dot.alt{ background: rgba(37,99,235,.95); box-shadow: 0 10px 20px rgba(37,99,235,.18); }
    .muted-cell{ color: var(--muted); }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items:start;
    }
    .faq-item{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      overflow:hidden;
      transition: border-color .2s ease, box-shadow .2s ease;
    }
    .faq-item[aria-expanded="true"]{
      border-color: rgba(37,99,235,.22);
      box-shadow: 0 18px 40px rgba(37,99,235,.10);
    }
    .faq-q{
      width:100%;
      text-align:left;
      cursor:pointer;
      padding: 13px 14px;
      background: linear-gradient(180deg, rgba(255,255,255,.84), rgba(255,255,255,.68));
      border:none;
      font-weight: 820;
      font-size: 13.5px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      color: rgba(31,41,55,.95);
    }
    .faq-q:focus{ outline:none; box-shadow: 0 0 0 4px var(--focus); }
    .chev{
      width:18px; height:18px;
      flex: 0 0 auto;
      transition: transform .2s ease;
      color: rgba(31,41,55,.75);
    }
    .faq-item[aria-expanded="true"] .chev{ transform: rotate(180deg); }
    .faq-a{
      max-height:0;
      overflow:hidden;
      transition: max-height .28s ease;
    }
    .faq-a .inner{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 13px;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 12px;
    }
    .review{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      transition: transform .18s ease, box-shadow .2s ease, border-color .2s ease;
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 170px;
    }
    .review:hover{
      transform: translateY(-2px);
      border-color: rgba(109,40,217,.22);
      box-shadow: 0 18px 40px rgba(109,40,217,.10);
    }
    .review .who{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
    }
    .avatar{
      width:38px; height:38px;
      border-radius: 16px;
      background: linear-gradient(135deg, rgba(109,40,217,.16), rgba(37,99,235,.12), rgba(14,165,233,.12));
      border:1px solid rgba(15,23,42,.10);
      display:flex;
      align-items:center;
      justify-content:center;
      font-weight:900;
      color: rgba(37,99,235,.95);
      box-shadow: 0 10px 22px rgba(37,99,235,.10);
      flex:0 0 auto;
    }
    .review strong{
      font-size: 13px;
    }
    .review .role{
      color: var(--muted2);
      font-size: 12px;
      margin-top: 2px;
    }
    .review .stars-row{
      display:flex;
      align-items:center;
      gap:4px;
      color: rgba(245,158,11,.95);
      font-weight: 900;
      letter-spacing:.2px;
      font-size: 12px;
    }
    .review p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
    }

    .content-tabs{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .tab{
      padding: 9px 12px;
      border-radius: 999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      cursor:pointer;
      font-weight: 820;
      font-size: 12.5px;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .tab:hover{ transform: translateY(-1px); border-color: rgba(37,99,235,.18); }
    .tab[aria-selected="true"]{
      background: rgba(37,99,235,.10);
      border-color: rgba(37,99,235,.30);
      color: rgba(37,99,235,.98);
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 12px;
      align-items:start;
    }
    .case-hero{
      padding: 16px;
      border-radius: var(--radius2);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
      min-height: 330px;
    }
    .case-hero:before{
      content:"";
      position:absolute;
      inset:-2px;
      background: radial-gradient(680px 260px at 10% 0%, rgba(109,40,217,.18), transparent 60%),
                  radial-gradient(600px 240px at 95% 15%, rgba(249,115,22,.14), transparent 55%),
                  radial-gradient(600px 260px at 15% 90%, rgba(14,165,233,.14), transparent 58%);
      opacity:.85;
      pointer-events:none;
    }
    .case-hero > *{ position:relative; z-index:1; }
    .case-hero h3{
      margin: 2px 0 8px;
      font-size: 16px;
      letter-spacing:-.2px;
    }
    .case-hero p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      max-width: 70ch;
    }
    .case-badges{
      display:flex; flex-wrap:wrap; gap:8px;
      margin-top: 12px;
    }
    .case-metrics{
      margin-top: 14px;
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
    }
    .case-metric{
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      padding: 12px;
      min-height: 88px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:8px;
    }
    .case-metric strong{
      font-size: 18px;
      letter-spacing:-.4px;
    }
    .case-metric span{
      color: var(--muted2);
      font-size: 12px;
      font-weight: 700;
    }

    .case-list{
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .case-item{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      transition: transform .18s ease, border-color .2s ease, box-shadow .2s ease;
      display:flex;
      align-items:flex-start;
      gap: 12px;
    }
    .case-item:hover{
      transform: translateY(-2px);
      border-color: rgba(14,165,233,.22);
      box-shadow: 0 18px 40px rgba(14,165,233,.10);
    }
    .case-item .thumb{
      width:52px; height:52px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: linear-gradient(135deg, rgba(109,40,217,.16), rgba(37,99,235,.12), rgba(14,165,233,.10));
      display:flex;
      align-items:center;
      justify-content:center;
      flex:0 0 auto;
      color: rgba(37,99,235,.98);
      font-weight: 950;
    }
    .case-item strong{
      font-size: 13.5px;
      display:block;
      margin-top: 1px;
    }
    .case-item span{
      color: var(--muted);
      font-size: 12.8px;
      display:block;
      margin-top: 4px;
    }

    .network{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 12px;
      align-items:start;
    }
    .map-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow2);
      padding: 16px;
      overflow:hidden;
      position:relative;
      min-height: 290px;
    }
    .map-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(680px 240px at 10% 10%, rgba(14,165,233,.18), transparent 60%),
        radial-gradient(620px 260px at 90% 15%, rgba(109,40,217,.16), transparent 56%),
        radial-gradient(620px 260px at 25% 95%, rgba(249,115,22,.12), transparent 58%);
      opacity:.9;
      pointer-events:none;
    }
    .map-card > *{ position:relative; z-index:1; }
    .map-grid{
      margin-top: 10px;
      display:grid;
      grid-template-columns: repeat(6, 1fr);
      gap: 10px;
    }
    .node{
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.70);
      padding: 10px;
      display:flex;
      flex-direction:column;
      gap:6px;
      min-height: 72px;
    }
    .node .dot{
      width:12px; height:12px; border-radius:5px;
      background: rgba(37,99,235,.95);
      box-shadow: 0 12px 22px rgba(37,99,235,.20);
    }
    .node strong{
      font-size: 12.5px;
      letter-spacing:.1px;
    }
    .node span{
      color: var(--muted2);
      font-size: 11.5px;
      font-weight:700;
    }
    .network-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }

    .timeline{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow2);
      padding: 16px;
    }
    .timeline h3{
      margin:0 0 10px;
      font-size: 15.5px;
      letter-spacing:-.2px;
    }
    .timeline .titem{
      display:flex;
      gap:12px;
      padding: 12px 0;
      border-top: 1px solid rgba(15,23,42,.08);
    }
    .timeline .titem:first-of-type{ border-top:none; padding-top: 4px; }
    .timeline .tmark{
      width: 34px; height:34px;
      border-radius: 16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.66);
      color: rgba(31,41,55,.9);
      font-weight:950;
      flex:0 0 auto;
    }
    .timeline .titem strong{
      display:block;
      font-size: 13.5px;
      margin-top: 2px;
    }
    .timeline .titem span{
      display:block;
      color: var(--muted);
      font-size: 12.8px;
      margin-top: 6px;
    }

    .form-card{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow);
      overflow:hidden;
    }
    .form-top{
      padding: 16px;
      border-bottom: 1px solid rgba(15,23,42,.08);
      background: linear-gradient(135deg, rgba(109,40,217,.10), rgba(37,99,235,.08), rgba(14,165,233,.10));
    }
    .form-top h2{
      margin:0;
      font-size: 16px;
      letter-spacing:-.2px;
    }
    .form-top p{
      margin:8px 0 0;
      color: var(--muted);
      font-size: 13px;
      max-width: 70ch;
    }
    form{
      padding: 16px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field label{
      font-size: 12.5px;
      color: rgba(31,41,55,.92);
      font-weight: 850;
    }
    .input, select, textarea{
      width:100%;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.86);
      padding: 11px 12px;
      border-radius: 14px;
      color: rgba(31,41,55,.95);
      font-size: 13.5px;
      transition: box-shadow .2s ease, border-color .2s ease;
    }
    textarea{ min-height: 108px; resize: vertical; grid-column: 1 / -1; }
    select{ appearance:none; background-image: linear-gradient(45deg, transparent 50%, rgba(31,41,55,.55) 50%), linear-gradient(135deg, rgba(31,41,55,.55) 50%, transparent 50%); background-position: calc(100% - 18px) calc(1em + 2px), calc(100% - 13px) calc(1em + 2px); background-size: 5px 5px, 5px 5px; background-repeat:no-repeat; }
    .input:focus, select:focus, textarea:focus{
      outline:none;
      border-color: rgba(37,99,235,.28);
      box-shadow: 0 0 0 4px var(--focus);
    }
    .form-actions{
      grid-column: 1 / -1;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
      margin-top: 4px;
    }
    .fineprint{
      color: var(--muted2);
      font-size: 12px;
      max-width: 60ch;
    }
    .submit-row{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .btn-submit{
      background: var(--btn2);
      border-color: rgba(255,255,255,.22);
      color:#fff;
      box-shadow: 0 16px 36px rgba(22,163,74,.18);
      padding: 12px 16px;
      border-radius: 16px;
      border:1px solid rgba(22,163,74,.20);
    }
    .btn-submit:hover{ box-shadow: 0 18px 44px rgba(22,163,74,.24); }

    .articles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .article-list{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: var(--shadow2);
      padding: 14px;
    }
    .article-list h3{
      margin:0 0 10px;
      font-size: 15.5px;
    }
    .article-item{
      padding: 12px;
      border-radius: 16px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.68);
      display:flex;
      gap:12px;
      align-items:flex-start;
      transition: transform .18s ease, border-color .2s ease, box-shadow .2s ease;
      margin-top: 10px;
    }
    .article-item:first-child{ margin-top: 0; }
    .article-item:hover{
      transform: translateY(-2px);
      border-color: rgba(37,99,235,.20);
      box-shadow: 0 18px 40px rgba(37,99,235,.10);
    }
    .article-bullet{
      width:12px; height:12px;
      border-radius:4px;
      background: var(--grad);
      box-shadow: 0 12px 22px rgba(37,99,235,.18);
      margin-top: 4px;
      flex:0 0 auto;
    }
    .article-item strong{
      font-size: 13.5px;
      display:block;
      line-height:1.35;
    }
    .article-item span{
      display:block;
      color: var(--muted);
      font-size: 12.5px;
      margin-top: 4px;
    }

    .help-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
    }
    .help-card{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      display:flex;
      flex-direction:column;
      gap:10px;
      min-height: 178px;
    }
    .help-card h3{ margin:0; font-size: 15px; letter-spacing:-.2px; }
    .help-card p{ margin:0; color: var(--muted); font-size: 13px; }
    .help-card ul{
      margin:0;
      padding-left: 18px;
      color: var(--muted);
      font-size: 13px;
    }
    .help-card li{ margin:6px 0; }

    .tag-cloud{
      display:flex;
      flex-wrap:wrap;
      gap:8px;
      margin-top: 10px;
    }

    footer{
      margin-top: 8px;
      background: rgba(255,255,255,.66);
      border-top: 1px solid rgba(15,23,42,.08);
    }
    .footer-inner{
      padding: 22px 0;
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items:start;
    }
    .footer-left p{
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 13px;
      max-width: 70ch;
    }
    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
      margin-top: 12px;
    }
    .footer-links a{
      padding: 8px 10px;
      border-radius: 999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      font-weight: 800;
      font-size: 12px;
      color: rgba(31,41,55,.92);
      transition: transform .15s ease, border-color .2s ease;
    }
    .footer-links a:hover{ transform: translateY(-1px); border-color: rgba(37,99,235,.22); }
    .footer-right{
      border-radius: var(--radius2);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.76);
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
      padding: 14px;
    }
    .contact-row{
      display:flex;
      gap:12px;
      align-items:flex-start;
      margin-bottom: 12px;
    }
    .qr{
      width:92px;
      height:92px;
      border-radius: 22px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
      box-shadow: 0 10px 22px rgba(15,23,42,.06);
    }
    .qr img{
      width: 86px;
      height: 86px;
      object-fit: contain;
    }
    .contact-row strong{
      display:block;
      font-size: 14px;
      letter-spacing:-.2px;
      margin-top: 3px;
    }
    .contact-row span{
      display:block;
      font-size: 12.8px;
      color: var(--muted);
      margin-top: 6px;
    }
    .copyright{
      margin-top: 14px;
      padding-top: 14px;
      border-top: 1px solid rgba(15,23,42,.08);
      color: var(--muted2);
      font-size: 12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:10px;
      flex-wrap:wrap;
    }

    .float-cta{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 70;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-card{
      width: 220px;
      border-radius: 20px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 22px 60px rgba(15,23,42,.16);
      overflow:hidden;
      transform-origin: bottom right;
      transition: opacity .2s ease, transform .2s ease;
    }
    .float-card.hidden{
      opacity:0;
      pointer-events:none;
      transform: scale(.98) translateY(6px);
    }
    .float-head{
      padding: 12px 12px 0;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:10px;
    }
    .float-head strong{
      font-size: 13.5px;
      letter-spacing:-.2px;
      display:block;
    }
    .float-head span{
      display:block;
      color: var(--muted2);
      font-size: 12px;
      margin-top: 3px;
    }
    .float-body{
      padding: 10px 12px 12px;
      display:flex;
      gap:10px;
      align-items:center;
      justify-content:space-between;
    }
    .float-qrcode{
      width:68px; height:68px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
    }
    .float-qrcode img{
      width:62px; height:62px; object-fit:contain;
    }
    .float-close{
      width:38px; height:38px;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, border-color .2s ease;
      flex:0 0 auto;
    }
    .float-close:hover{ transform: translateY(-1px); border-color: rgba(37,99,235,.20); }
    .float-close:active{ transform: scale(.98); }
    .float-close svg{ width:16px; height:16px; }
    .float-actions{
      display:flex;
      gap:10px;
      align-items:center;
    }

    .btn-small{
      padding: 10px 12px;
      border-radius: 16px;
      font-weight: 860;
      font-size: 12.5px;
      box-shadow:none;
    }
    .btn-small.btn-primary{ box-shadow: none; }

    .to-top{
      width:44px; height:44px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 44px rgba(15,23,42,.16);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease;
    }
    .to-top:hover{ transform: translateY(-2px); }
    .to-top svg{ width:18px; height:18px; color: rgba(31,41,55,.86); }

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

    .section-anchor{
      scroll-margin-top: 90px;
    }

    .sr-only{
      position:absolute;
      width:1px; height:1px;
      padding:0; margin:-1px;
      overflow:hidden; clip:rect(0,0,0,0);
      border:0;
    }

    .article-placeholder{
      display:flex; align-items:center; gap:10px; margin-top: 10px;
      padding: 10px 12px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.68);
    }
    .article-placeholder strong{ font-size: 13.5px; }
    .article-placeholder span{ color: var(--muted); font-size: 12.8px; }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .nav-links{ display:none; }
      .hamburger{ display:flex; }
      .mobile-panel{ display:block; }
      .grid-3{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .grid-4{ grid-template-columns: 1fr 1fr; }
      .stepper{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .review-grid{ grid-template-columns: 1fr; }
      .case-grid{ grid-template-columns: 1fr; }
      .network{ grid-template-columns: 1fr; }
      .help-grid{ grid-template-columns: 1fr; }
      .articles{ grid-template-columns: 1fr; }
      .footer-inner{ grid-template-columns: 1fr; }
      .map-grid{ grid-template-columns: repeat(3,1fr); }
      form{ grid-template-columns: 1fr; }
      textarea{ grid-column: auto; }
      .nav-actions .btn-ghost{ display:none; }
    }

    @media (prefers-reduced-motion: reduce){
      .reveal{ transition:none; }
      .card,.data-card,.review,.faq-item,.btn{ transition:none; }
      .faq-a{ transition:none; }
      html:focus-within{ scroll-behavior:auto; }
    }