:root{
      --bg: #f7f7fb;
      --panel: rgba(255,255,255,.78);
      --panel-solid: #ffffff;
      --text: #1f2430;
      --muted: #5b6375;
      --muted2: #78819a;
      --line: rgba(27,35,54,.10);
      --shadow: 0 14px 40px rgba(14,18,30,.10);
      --shadow2: 0 10px 26px rgba(14,18,30,.10);
      --accent: #2a6cf6;
      --accent2: #17b2a6;
      --accent3: #8a5cff;
      --warn: #d14a4a;
      --good: #0f9d5a;
      --radius: 18px;
      --radius2: 14px;
      --container: 1120px;
      --navH: 72px;
      --focus: 0 0 0 4px rgba(42,108,246,.18);
    }

    *{ 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", Helvetica, Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(1000px 500px at 15% -10%, rgba(42,108,246,.18), transparent 55%),
        radial-gradient(900px 520px at 85% 0%, rgba(23,178,166,.15), transparent 55%),
        radial-gradient(700px 420px at 50% 10%, rgba(138,92,255,.12), transparent 45%),
        linear-gradient(#f8f9ff, #f7f7fb 35%, #f6f7fb);
      overflow-x: hidden;
    }

    a{ color: inherit; text-decoration: none; }
    a:hover{ text-decoration: underline; }
    button, input, select, textarea{ font: inherit; }
    .sr-only{
      position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
    }

    .container{
      width: min(var(--container), calc(100% - 32px));
      margin: 0 auto;
    }

    .skip-link{
      position:absolute; left: 12px; top: -44px;
      padding: 10px 12px; border-radius: 12px;
      background: #0f172a; color: #fff; z-index: 10000;
      transition: top .2s ease;
    }
    .skip-link:focus{ top: 12px; outline: none; box-shadow: var(--focus); }

    header.site-header{
      position: sticky; top: 0;
      z-index: 500;
      background: rgba(247,247,251,.62);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(27,35,54,.08);
    }
    .nav-wrap{
      height: var(--navH);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 12px;
    }
    .brand{
      display:flex; align-items:center; gap: 10px; min-width: 220px;
    }
    .brand .logo{
      width: 38px; height: 38px; border-radius: 12px;
      background: linear-gradient(135deg, rgba(42,108,246,.16), rgba(23,178,166,.16));
      display:flex; align-items:center; justify-content:center;
      border: 1px solid rgba(27,35,54,.10);
      overflow:hidden;
      flex: 0 0 auto;
    }
    .brand .logo img{ width: 100%; height: 100%; object-fit: contain; display:block; }
    .brand .title{
      display:flex; flex-direction: column; line-height: 1.1;
    }
    .brand .title strong{
      font-size: 14.5px; letter-spacing: .2px;
    }
    .brand .title span{
      font-size: 12px; color: var(--muted);
    }

    .nav{
      display:flex; align-items:center; gap: 14px;
      flex: 1;
      justify-content: center;
    }
    .nav a{
      font-size: 13.5px;
      color: rgba(31,36,48,.88);
      padding: 10px 10px;
      border-radius: 999px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space: nowrap;
    }
    .nav a:hover{
      background: rgba(42,108,246,.10);
      color: rgba(31,36,48,1);
      text-decoration: none;
    }

    .nav-right{
      display:flex; align-items:center; justify-content:flex-end; gap: 10px;
      min-width: 240px;
    }

    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap: 10px;
      padding: 11px 14px;
      border-radius: 999px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.55);
      color: rgba(31,36,48,.92);
      box-shadow: 0 10px 22px rgba(14,18,30,.06);
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease, border-color .18s ease;
      cursor: pointer;
      user-select: none;
      white-space: nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 30px rgba(14,18,30,.10);
      border-color: rgba(27,35,54,.20);
      background: rgba(255,255,255,.8);
      text-decoration: none;
    }
    .btn:focus{ outline: none; box-shadow: var(--focus); }
    .btn-primary{
      border-color: rgba(42,108,246,.35);
      background: linear-gradient(135deg, rgba(42,108,246,.95), rgba(23,178,166,.92));
      color: #fff;
      box-shadow: 0 18px 40px rgba(42,108,246,.22);
    }
    .btn-primary:hover{
      background: linear-gradient(135deg, rgba(42,108,246,1), rgba(23,178,166,1));
      box-shadow: 0 22px 52px rgba(42,108,246,.28);
      border-color: rgba(255,255,255,.12);
    }
    .btn-ghost{
      background: rgba(255,255,255,.35);
      box-shadow: none;
    }

    .icon{
      width: 18px; height: 18px; display:inline-block;
    }
    .hamburger{
      display:none;
      width: 42px; height: 42px;
      border-radius: 12px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.55);
      align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
      box-shadow: 0 10px 22px rgba(14,18,30,.06);
    }
    .hamburger:focus{ outline: none; box-shadow: var(--focus); }
    .hamburger:hover{ transform: translateY(-1px); box-shadow: 0 14px 30px rgba(14,18,30,.10); }

    .mobile-drawer{
      display:none;
    }

    .hero{
      padding: 34px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 20px;
      align-items: stretch;
    }
    .hero-card{
      background:
        radial-gradient(900px 380px at 15% 0%, rgba(42,108,246,.20), transparent 55%),
        radial-gradient(700px 380px at 85% 15%, rgba(23,178,166,.18), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.50));
      border: 1px solid rgba(27,35,54,.10);
      border-radius: calc(var(--radius) + 4px);
      box-shadow: var(--shadow);
      padding: 26px;
      position: relative;
      overflow: hidden;
    }
    .hero-card:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(500px 240px at 20% 10%, rgba(42,108,246,.18), transparent 60%),
        radial-gradient(420px 220px at 85% 0%, rgba(138,92,255,.12), transparent 55%),
        linear-gradient(135deg, rgba(23,178,166,.10), rgba(42,108,246,.08));
      opacity:.9;
      pointer-events:none;
    }
    .hero-card > *{ position: relative; z-index: 1; }

    .eyebrow{
      display:flex; align-items:center; gap: 10px; flex-wrap: wrap;
      margin-bottom: 10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 8px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.6);
      border: 1px solid rgba(27,35,54,.10);
      color: rgba(31,36,48,.92);
      font-size: 12.5px;
    }
    .pill .dot{
      width: 8px; height: 8px; border-radius: 50%;
      background: linear-gradient(135deg, var(--accent), var(--accent2));
      box-shadow: 0 0 0 4px rgba(42,108,246,.12);
    }
    .hero h1{
      margin: 0;
      font-size: clamp(22px, 2.6vw, 34px);
      letter-spacing: -0.6px;
      line-height: 1.2;
    }
    .lead{
      margin: 12px 0 16px;
      color: var(--muted);
      font-size: 14.6px;
      line-height: 1.75;
      max-width: 60ch;
    }
    .hero-actions{
      display:flex; gap: 12px; flex-wrap: wrap; align-items:center;
      margin-top: 12px;
    }
    .trust-row{
      display:flex; gap: 12px; flex-wrap: wrap;
      margin-top: 16px;
    }
    .trust{
      flex: 1 1 150px;
      min-width: 150px;
      display:flex; gap: 10px; align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.55);
      border: 1px solid rgba(27,35,54,.10);
    }
    .trust b{ display:block; font-size: 13.5px; margin-bottom: 4px; }
    .trust span{ display:block; color: var(--muted); font-size: 12.5px; line-height: 1.45; }
    .trust .badge{
      width: 34px; height: 34px; border-radius: 12px;
      background: linear-gradient(135deg, rgba(42,108,246,.18), rgba(23,178,166,.18));
      border: 1px solid rgba(27,35,54,.10);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
    }

    .hero-side{
      background: linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.52));
      border: 1px solid rgba(27,35,54,.10);
      border-radius: calc(var(--radius) + 4px);
      box-shadow: var(--shadow2);
      padding: 18px;
      display:flex; flex-direction: column; gap: 14px;
      overflow: hidden;
      position: relative;
    }
    .hero-side:after{
      content:"";
      position:absolute;
      right: -120px; top: -120px;
      width: 260px; height: 260px;
      background: radial-gradient(circle at 30% 30%, rgba(42,108,246,.25), transparent 62%),
                  radial-gradient(circle at 65% 60%, rgba(23,178,166,.20), transparent 60%);
      filter: blur(2px);
      pointer-events:none;
    }
    .hero-side > *{ position: relative; z-index: 1; }

    .side-title{
      display:flex; align-items:center; justify-content: space-between; gap: 10px;
    }
    .side-title h2{
      margin: 0;
      font-size: 14.5px;
      color: rgba(31,36,48,.92);
      letter-spacing: .2px;
    }
    .side-title .tag{
      font-size: 12px;
      color: rgba(31,36,48,.78);
      border: 1px solid rgba(27,35,54,.10);
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.55);
      white-space: nowrap;
    }

    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .metric{
      border-radius: 16px;
      background: rgba(255,255,255,.55);
      border: 1px solid rgba(27,35,54,.10);
      padding: 14px 12px;
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 40px rgba(14,18,30,.10);
    }
    .metric .n{
      font-size: 22px;
      letter-spacing: -0.6px;
      font-weight: 800;
    }
    .metric .k{
      margin-top: 6px;
      color: var(--muted);
      font-size: 12.5px;
      line-height: 1.45;
    }

    .side-panel{
      border-radius: 18px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.55);
      padding: 14px;
    }
    .side-panel h3{
      margin: 0 0 8px;
      font-size: 13.5px;
      letter-spacing: .2px;
    }
    .side-panel p{
      margin: 0 0 12px;
      color: var(--muted);
      font-size: 12.8px;
      line-height: 1.6;
    }
    .quick-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin: 0;
      padding: 0;
      list-style: none;
    }
    .quick-list li{
      display:flex; align-items:flex-start; gap: 10px;
      padding: 10px 10px;
      border-radius: 14px;
      border: 1px solid rgba(27,35,54,.08);
      background: rgba(255,255,255,.52);
    }
    .quick-list .mini-dot{
      width: 10px; height: 10px; border-radius: 50%;
      margin-top: 4px;
      background: linear-gradient(135deg, rgba(42,108,246,1), rgba(23,178,166,1));
      box-shadow: 0 0 0 4px rgba(42,108,246,.12);
      flex: 0 0 auto;
    }
    .quick-list b{
      font-size: 12.8px; display:block; margin-bottom: 2px;
    }
    .quick-list span{
      font-size: 12px; color: var(--muted); line-height: 1.35;
      display:block;
    }

    main{ padding-bottom: 40px; }
    .section{
      padding: 44px 0;
    }
    .section.compact{ padding: 26px 0; }
    .section-head{
      display:flex; align-items:flex-end; justify-content: space-between; gap: 14px;
      margin-bottom: 18px;
    }
    .section-head h2{
      margin: 0;
      font-size: 24px;
      letter-spacing: -0.4px;
      line-height: 1.25;
    }
    .section-head p{
      margin: 0;
      color: var(--muted);
      font-size: 13.8px;
      line-height: 1.7;
      max-width: 62ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      align-items: stretch;
    }
    .card{
      background: rgba(255,255,255,.65);
      border: 1px solid rgba(27,35,54,.10);
      border-radius: var(--radius);
      box-shadow: 0 12px 30px rgba(14,18,30,.06);
      padding: 16px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(14,18,30,.10);
      border-color: rgba(27,35,54,.18);
    }
    .card h3{
      margin: 10px 0 8px;
      font-size: 15.5px;
      letter-spacing: -0.2px;
      line-height: 1.35;
    }
    .card p{
      margin: 0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.65;
    }
    .card .top{
      display:flex; align-items:flex-start; gap: 12px;
    }
    .glyph{
      width: 42px; height: 42px; border-radius: 16px;
      border: 1px solid rgba(27,35,54,.10);
      background:
        radial-gradient(16px 16px at 30% 30%, rgba(255,255,255,.9), rgba(255,255,255,.0)),
        linear-gradient(135deg, rgba(42,108,246,.22), rgba(23,178,166,.20));
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
    }

    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items: start;
    }

    .steps{
      display:flex;
      flex-direction: column;
      gap: 10px;
    }
    .step{
      display:flex; gap: 12px; align-items:flex-start;
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.60);
      transition: transform .2s ease, box-shadow .2s ease;
    }
    .step:hover{ transform: translateY(-2px); box-shadow: 0 18px 44px rgba(14,18,30,.09); }
    .step .num{
      width: 34px; height: 34px; border-radius: 14px;
      background: linear-gradient(135deg, rgba(42,108,246,.95), rgba(23,178,166,.90));
      color: #fff;
      display:flex; align-items:center; justify-content:center;
      font-weight: 800;
      flex: 0 0 auto;
      box-shadow: 0 16px 34px rgba(42,108,246,.22);
    }
    .step b{ display:block; font-size: 14.5px; margin-bottom: 4px; }
    .step span{ display:block; color: var(--muted); font-size: 13.2px; line-height: 1.65; }

    .split{
      display:grid; grid-template-columns: .95fr 1.05fr;
      gap: 14px; align-items: start;
    }

    .list-bullets{
      margin: 12px 0 0; padding: 0; list-style: none;
      display:grid; gap: 10px;
    }
    .list-bullets li{
      display:flex; gap: 10px; align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.55);
    }
    .check{
      width: 20px; height: 20px; border-radius: 8px;
      background: rgba(15,157,90,.12);
      border: 1px solid rgba(15,157,90,.28);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      margin-top: 1px;
      color: rgba(15,157,90,1);
      font-weight: 900;
      font-size: 12px;
    }
    .list-bullets b{ font-size: 13.5px; display:block; margin-bottom: 4px; }
    .list-bullets span{ color: var(--muted); font-size: 13px; line-height: 1.6; display:block; }

    .compare-wrap{
      border-radius: calc(var(--radius) + 6px);
      border: 1px solid rgba(27,35,54,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.68), rgba(255,255,255,.52));
      box-shadow: var(--shadow2);
      overflow: hidden;
    }
    .compare-top{
      padding: 18px 18px 0;
      display:flex; align-items:flex-start; justify-content: space-between; gap: 14px; flex-wrap: wrap;
    }
    .stars{
      display:flex; align-items:center; gap: 10px;
    }
    .star-row{
      display:flex; gap: 4px; align-items:center;
    }
    .star{
      width: 18px; height: 18px;
      display:inline-block;
      background: conic-gradient(from 180deg, rgba(255,199,0,1), rgba(255,179,0,1));
      clip-path: polygon(50% 0%, 63% 35%, 100% 38%, 72% 59%, 82% 100%, 50% 78%, 18% 100%, 28% 59%, 0% 38%, 37% 35%);
      box-shadow: 0 10px 18px rgba(255,179,0,.22);
      opacity: .98;
    }
    .stars .score{
      font-weight: 900; letter-spacing: -0.4px; font-size: 22px;
    }
    .compare-top p{
      margin: 8px 0 0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.6;
      max-width: 62ch;
    }
    .compare-table{
      width: 100%;
      border-collapse: collapse;
      margin-top: 14px;
    }
    .compare-table th, .compare-table td{
      padding: 12px 12px;
      border-top: 1px solid rgba(27,35,54,.10);
      vertical-align: middle;
      font-size: 13.2px;
      line-height: 1.45;
    }
    .compare-table thead th{
      background: rgba(255,255,255,.75);
      border-top: none;
      font-size: 13.5px;
      color: rgba(31,36,48,.92);
      text-align: left;
    }
    .col-good{
      color: rgba(15,157,90,1);
      font-weight: 800;
      white-space: nowrap;
    }
    .col-bad{
      color: rgba(209,74,74,1);
      font-weight: 800;
      white-space: nowrap;
    }
    .tick{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid rgba(15,157,90,.25);
      background: rgba(15,157,90,.10);
      color: rgba(15,157,90,1);
      font-weight: 800;
      white-space: nowrap;
    }
    .cross{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid rgba(209,74,74,.22);
      background: rgba(209,74,74,.08);
      color: rgba(209,74,74,1);
      font-weight: 800;
      white-space: nowrap;
    }

    .two-card-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items: stretch;
    }

    .tabs-grid{
      display:grid; grid-template-columns: 1fr;
      gap: 12px;
    }
    .seg{
      display:flex; align-items:center; justify-content: space-between; gap: 12px;
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.58);
      cursor: pointer;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      user-select: none;
    }
    .seg:hover{ transform: translateY(-2px); box-shadow: 0 18px 44px rgba(14,18,30,.09); border-color: rgba(27,35,54,.18); }
    .seg .left{
      display:flex; align-items:flex-start; gap: 12px;
    }
    .seg .k{
      font-weight: 850; letter-spacing: -0.2px;
    }
    .seg .d{
      color: var(--muted);
      font-size: 13.2px;
      margin-top: 4px;
      line-height: 1.6;
    }
    .chev{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.60);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      transition: transform .25s ease;
    }
    .seg[aria-expanded="true"] .chev{ transform: rotate(180deg); }
    .seg .content{
      display:none;
      margin-top: 12px;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.7;
      border-top: 1px dashed rgba(27,35,54,.16);
      padding-top: 12px;
    }
    .seg[aria-expanded="true"] .content{ display:block; }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      align-items: start;
    }
    details.faq{
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.60);
      overflow:hidden;
      box-shadow: 0 12px 26px rgba(14,18,30,.05);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    details.faq[open]{
      border-color: rgba(42,108,246,.26);
      box-shadow: 0 18px 44px rgba(42,108,246,.10);
      transform: translateY(-2px);
    }
    details.faq summary{
      list-style: none;
      cursor: pointer;
      padding: 14px 14px;
      display:flex; gap: 12px; align-items:flex-start; justify-content: space-between;
      user-select:none;
    }
    details.faq summary::-webkit-details-marker{ display:none; }
    .faq-q{
      font-weight: 850; font-size: 14px; letter-spacing: -0.2px;
      color: rgba(31,36,48,.95);
      line-height: 1.35;
    }
    .faq-icon{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.62);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      transition: transform .25s ease;
    }
    details.faq[open] .faq-icon{ transform: rotate(180deg); }
    .faq-a{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
    }

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

    .comments-grid{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .quote{
      position: relative;
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.62);
      box-shadow: 0 12px 26px rgba(14,18,30,.05);
      overflow:hidden;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .quote:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(14,18,30,.10);
      border-color: rgba(27,35,54,.18);
    }
    .quote:before{
      content:"“";
      position:absolute;
      left: 14px; top: -12px;
      font-size: 56px;
      color: rgba(42,108,246,.14);
      font-weight: 900;
      pointer-events:none;
    }
    .quote .who{
      display:flex; align-items:center; justify-content: space-between; gap: 10px;
      margin-bottom: 10px;
      position: relative;
    }
    .avatar{
      width: 44px; height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.10);
      background:
        linear-gradient(135deg, rgba(42,108,246,.18), rgba(23,178,166,.16));
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      color: rgba(31,36,48,.92);
      flex: 0 0 auto;
    }
    .who b{ font-size: 14px; letter-spacing: -0.2px; }
    .who span{ color: var(--muted); font-size: 12.3px; display:block; margin-top: 2px; }
    .quote p{
      margin: 0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
      position: relative;
    }
    .quote .meta{
      margin-top: 12px;
      display:flex; gap: 8px; flex-wrap: wrap;
      position: relative;
    }
    .chip{
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.55);
      color: rgba(31,36,48,.86);
      font-size: 12px;
      white-space: nowrap;
    }

    .grid-4{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }

    .tag-cloud{
      display:flex; flex-wrap: wrap; gap: 10px;
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.60);
    }
    .tag-cloud a{
      display:inline-flex; align-items:center; gap: 10px;
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.58);
      color: rgba(31,36,48,.90);
      font-size: 12.8px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    .tag-cloud a:hover{
      transform: translateY(-2px);
      border-color: rgba(42,108,246,.22);
      box-shadow: 0 16px 40px rgba(42,108,246,.10);
      background: rgba(255,255,255,.8);
      text-decoration: none;
    }
    .tag-cloud a i{
      width: 10px; height: 10px; border-radius: 50%;
      background: linear-gradient(135deg, rgba(42,108,246,1), rgba(23,178,166,1));
      box-shadow: 0 0 0 4px rgba(42,108,246,.12);
      display:inline-block;
    }

    .news-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items: start;
    }
    .news-list{
      padding: 0;
      margin: 0;
      list-style: none;
      display:grid;
      gap: 10px;
    }
    .news-item{
      padding: 14px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.60);
      display:flex; align-items:flex-start; justify-content: space-between; gap: 12px;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .news-item:hover{ transform: translateY(-2px); box-shadow: 0 18px 44px rgba(14,18,30,.10); border-color: rgba(27,35,54,.18); }
    .news-item b{
      font-size: 14px; line-height: 1.4; letter-spacing: -0.2px;
    }
    .news-item span{
      color: var(--muted);
      font-size: 12.6px;
      display:block;
      margin-top: 6px;
      line-height: 1.5;
    }

    .form-card{
      padding: 18px;
      border-radius: calc(var(--radius) + 6px);
      border: 1px solid rgba(27,35,54,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.68), rgba(255,255,255,.52));
      box-shadow: var(--shadow2);
    }
    .form-head{
      display:flex; align-items:flex-start; justify-content: space-between; gap: 14px;
      margin-bottom: 12px;
      flex-wrap: wrap;
    }
    .form-head h2{
      margin: 0;
      font-size: 18px;
      letter-spacing: -0.3px;
    }
    .form-head p{
      margin: 6px 0 0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.65;
      max-width: 62ch;
    }

    form{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 12px;
    }
    .field-full{ grid-column: 1 / -1; }
    label{
      display:flex; flex-direction: column; gap: 8px;
      color: rgba(31,36,48,.92);
      font-size: 12.8px;
      font-weight: 800;
      letter-spacing: .1px;
    }
    input, select, textarea{
      width: 100%;
      padding: 11px 12px;
      border-radius: 14px;
      border: 1px solid rgba(27,35,54,.14);
      background: rgba(255,255,255,.78);
      color: rgba(31,36,48,.95);
      outline: none;
      transition: box-shadow .2s ease, border-color .2s ease, transform .18s ease;
    }
    textarea{ min-height: 96px; resize: vertical; }
    input:focus, select:focus, textarea:focus{
      box-shadow: var(--focus);
      border-color: rgba(42,108,246,.42);
    }
    .form-actions{
      display:flex; gap: 12px; align-items:center; flex-wrap: wrap;
      grid-column: 1 / -1;
      margin-top: 2px;
    }
    .form-note{
      color: var(--muted2);
      font-size: 12.4px;
      line-height: 1.5;
      flex: 1;
      min-width: 220px;
    }

    footer.site-footer{
      background: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,.35));
      border-top: 1px solid rgba(27,35,54,.10);
      padding: 28px 0 16px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 14px;
      align-items:start;
    }
    .footer-card{
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.58);
      padding: 16px;
    }
    .footer-card h3{
      margin: 0 0 10px;
      font-size: 15px;
      letter-spacing: -0.2px;
    }
    .footer-links{
      display:flex; flex-wrap: wrap; gap: 10px;
    }
    .footer-links a{
      display:inline-flex; padding: 9px 11px;
      border-radius: 999px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.55);
      color: rgba(31,36,48,.88);
      font-size: 12.6px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
    }
    .footer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 16px 40px rgba(14,18,30,.10);
      border-color: rgba(42,108,246,.22);
      background: rgba(255,255,255,.78);
      text-decoration: none;
    }
    .copyright{
      margin-top: 14px;
      color: var(--muted);
      font-size: 12.6px;
      display:flex; align-items:center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
    }
    .smallline{
      color: var(--muted2);
    }

    .kefu-float{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 1000;
      display:flex;
      flex-direction: column;
      gap: 10px;
      align-items: flex-end;
    }
    .kefu-bubble{
      display:flex;
      gap: 10px;
      align-items:center;
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.72);
      backdrop-filter: blur(10px);
      box-shadow: 0 18px 50px rgba(14,18,30,.16);
      cursor: pointer;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .kefu-bubble:hover{ transform: translateY(-2px); box-shadow: 0 22px 60px rgba(14,18,30,.20); }
    .kefu-bubble:focus{ outline: none; box-shadow: var(--focus); }
    .kefu-bubble b{ font-size: 13px; letter-spacing: -0.2px; }
    .kefu-bubble span{ font-size: 12px; color: var(--muted); display:block; margin-top: 2px; }

    .qr-pop{
      width: 210px;
      border-radius: 18px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.82);
      backdrop-filter: blur(10px);
      box-shadow: 0 26px 70px rgba(14,18,30,.22);
      overflow:hidden;
      transform-origin: 100% 100%;
      animation: popIn .18s ease both;
      display:none;
    }
    .qr-pop[data-open="true"]{ display:block; }
    @keyframes popIn{
      from{ opacity: 0; transform: translateY(8px) scale(.98); }
      to{ opacity: 1; transform: translateY(0) scale(1); }
    }
    .qr-pop .qr-head{
      padding: 10px 12px;
      display:flex; align-items:center; justify-content: space-between; gap: 10px;
      border-bottom: 1px solid rgba(27,35,54,.10);
    }
    .qr-pop .qr-head b{ font-size: 13.2px; }
    .qr-close{
      width: 30px; height: 30px;
      border-radius: 12px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.65);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
      flex: 0 0 auto;
    }
    .qr-close:hover{ transform: translateY(-1px); }
    .qr-pop .qr-body{
      padding: 12px;
      display:flex; gap: 10px; align-items:center;
    }
    .qr-pop img{
      width: 84px; height: 84px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.7);
      object-fit: cover;
      display:block;
      flex: 0 0 auto;
    }
    .qr-pop p{
      margin: 0;
      color: var(--muted);
      font-size: 12.6px;
      line-height: 1.55;
    }

    .backtop{
      display:none;
      width: 44px; height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.75);
      backdrop-filter: blur(10px);
      box-shadow: 0 18px 50px rgba(14,18,30,.16);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .backtop:hover{ transform: translateY(-2px); box-shadow: 0 22px 60px rgba(14,18,30,.20); }

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

    .divider{
      height: 1px;
      width: 100%;
      background: rgba(27,35,54,.10);
      margin: 16px 0 0;
    }

    .timeline{
      display:grid; grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .titem{
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.58);
      padding: 14px;
      position: relative;
      overflow:hidden;
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .titem:hover{ transform: translateY(-2px); box-shadow: 0 18px 44px rgba(14,18,30,.10); border-color: rgba(27,35,54,.18); }
    .titem b{ display:block; font-size: 14.5px; margin-bottom: 6px; letter-spacing: -0.2px; }
    .titem span{ color: var(--muted); font-size: 13.1px; line-height: 1.6; display:block; }
    .titem:after{
      content:"";
      position:absolute; inset:auto -60px -60px auto;
      width: 120px; height: 120px;
      background: radial-gradient(circle at 30% 30%, rgba(42,108,246,.18), transparent 60%),
                  radial-gradient(circle at 70% 70%, rgba(23,178,166,.16), transparent 60%);
      transform: rotate(18deg);
      pointer-events:none;
    }

    .img-tiles{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .media-tile{
      border-radius: var(--radius);
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.58);
      overflow:hidden;
      box-shadow: 0 12px 26px rgba(14,18,30,.05);
    }
    .media-tile .media{
      padding: 10px;
    }
    .media-tile img{
      width: 100%;
      height: auto;
      display:block;
      border-radius: 14px;
      object-fit: contain;
      background: rgba(255,255,255,.6);
      border: 1px solid rgba(27,35,54,.08);
    }
    .media-tile .cap{
      padding: 12px 12px 14px;
    }
    .media-tile .cap b{
      display:block; font-size: 14.5px; letter-spacing: -0.2px;
      margin-bottom: 6px;
    }
    .media-tile .cap span{
      color: var(--muted);
      font-size: 13.1px;
      line-height: 1.6;
      display:block;
    }

    @media (max-width: 980px){
      .nav{ display:none; }
      .hamburger{ display:flex; }
      .nav-right{ min-width: auto; }
      .hero-grid{ grid-template-columns: 1fr; }
      .comments-grid{ grid-template-columns: 1fr; }
      .grid-3{ grid-template-columns: 1fr; }
      .two-col{ grid-template-columns: 1fr; }
      .split{ grid-template-columns: 1fr; }
      .faq-grid{ grid-template-columns: 1fr; }
      .news-grid{ grid-template-columns: 1fr; }
      .grid-4{ grid-template-columns: repeat(2, 1fr); }
      .timeline{ grid-template-columns: 1fr 1fr; }
      form{ grid-template-columns: 1fr; }
      .footer-grid{ grid-template-columns: 1fr; }
      .kefu-float{ right: 12px; bottom: 12px; }
      .qr-pop{ width: 200px; }
      .metric-grid{ grid-template-columns: 1fr 1fr; }
    }

    .mobile-drawer{
      position: fixed;
      inset: 0;
      z-index: 999;
      background: rgba(15,20,35,.32);
      backdrop-filter: blur(8px);
      display:flex;
      justify-content: center;
      align-items: flex-start;
      padding: 14px;
      opacity: 0;
      pointer-events: none;
      transition: opacity .2s ease;
    }
    .mobile-drawer[data-open="true"]{
      opacity: 1;
      pointer-events: auto;
    }
    .drawer-panel{
      width: min(560px, 100%);
      border-radius: 22px;
      border: 1px solid rgba(255,255,255,.24);
      background: rgba(255,255,255,.78);
      box-shadow: 0 26px 90px rgba(14,18,30,.28);
      overflow:hidden;
    }
    .drawer-head{
      display:flex; align-items:center; justify-content: space-between; gap: 12px;
      padding: 14px 14px;
      border-bottom: 1px solid rgba(27,35,54,.10);
    }
    .drawer-head b{ font-size: 14.5px; letter-spacing: -0.2px; }
    .drawer-close{
      width: 40px; height: 40px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.12);
      background: rgba(255,255,255,.7);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease;
    }
    .drawer-close:hover{ transform: translateY(-1px); }
    .drawer-links{
      padding: 12px;
      display:grid; gap: 10px;
    }
    .drawer-links a{
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(27,35,54,.10);
      background: rgba(255,255,255,.62);
      display:flex; align-items:center; justify-content: space-between; gap: 10px;
      font-size: 13.8px;
      color: rgba(31,36,48,.92);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .drawer-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(14,18,30,.10);
      border-color: rgba(42,108,246,.22);
      text-decoration: none;
    }
    .drawer-links a span{ color: var(--muted); font-size: 12.4px; }
    .drawer-actions{
      padding: 12px;
      border-top: 1px solid rgba(27,35,54,.10);
      display:flex; gap: 10px; flex-wrap: wrap;
    }

    @media (prefers-reduced-motion: reduce){
      .reveal{ transition:none; opacity:1; transform:none; }
      .metric:hover, .card:hover, .news-item:hover, .quote:hover, .step:hover, .titem:hover, .btn:hover{ transform:none; }
      .qr-pop{ animation:none; }
      .seg .content{ transition:none; }
    }