:root{
      --bg0:#f7fbff;
      --bg1:#f2f6ff;
      --card:#ffffff;
      --text:#121826;
      --muted:#5b667a;
      --muted2:#7b879c;
      --line:rgba(18,24,38,.10);
      --shadow: 0 10px 30px rgba(16,24,40,.08);
      --shadow2: 0 6px 18px rgba(16,24,40,.10);
      --ring: rgba(45,212,191,.35);
      --accent1:#13c6c8;
      --accent2:#2c7dfb;
      --accent3:#6d5cff;
      --accent4:#00a3ff;
      --grad: linear-gradient(135deg, #0fd0c6 0%, #2c7dfb 45%, #6d5cff 100%);
      --grad2: linear-gradient(135deg, rgba(19,198,200,.18), rgba(44,125,251,.18));
      --btn:#0b6cff;
      --btn2:#0fd0c6;
      --good:#17b26a;
      --warn:#f59e0b;
      --radius:16px;
      --radius2:22px;
      --container: 1120px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 15% -10%, rgba(19,198,200,.18), transparent 55%),
        radial-gradient(900px 520px at 90% 0%, rgba(44,125,251,.18), transparent 52%),
        radial-gradient(1200px 700px at 70% 105%, rgba(109,92,255,.14), transparent 50%),
        linear-gradient(180deg, var(--bg0) 0%, #ffffff 38%, #f7fbff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--container);
      margin:0 auto;
      padding:0 18px;
    }
    .skip{
      position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip:focus{
      left:16px; top:16px; width:auto; height:auto; z-index:9999;
      padding:10px 12px; background:var(--card); border:1px solid var(--line); border-radius:12px; box-shadow:var(--shadow2);
    }

    header{
      position:sticky; top:0; z-index:50;
      background: rgba(247,251,255,.72);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(18,24,38,.06);
    }
    .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: 180px;
    }
    .ai-page-logo{
      width:38px; height:38px; object-fit:contain;
      filter: drop-shadow(0 6px 10px rgba(18,24,38,.10));
    }
    .brand-title{
      display:flex; flex-direction:column; gap:2px;
      line-height:1.1;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted)}
    nav .nav-links{display:flex; align-items:center; gap:18px}
    nav a.nav-link{
      font-size:13px; color:rgba(18,24,38,.78);
      padding:10px 10px; border-radius:12px;
      transition: background .15s ease, color .15s ease, transform .15s ease;
      white-space:nowrap;
    }
    nav a.nav-link:hover{
      background: rgba(19,198,200,.10);
      color:#0b2a3b;
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:11px 14px;
      border-radius: 14px;
      border:1px solid rgba(18,24,38,.10);
      background: var(--card);
      color: rgba(18,24,38,.88);
      font-weight: 650;
      font-size: 13px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
      cursor:pointer;
      user-select:none;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: 0 10px 20px rgba(16,24,40,.10); border-color: rgba(19,198,200,.30)}
    .btn.primary{
      background: var(--grad);
      border: 1px solid rgba(255,255,255,.25);
      color: #fff;
      box-shadow: 0 14px 30px rgba(44,125,251,.22);
    }
    .btn.primary:hover{box-shadow: 0 18px 40px rgba(44,125,251,.26)}
    .btn.ghost{
      background: rgba(255,255,255,.75);
    }
    .btn .dot{
      width:10px; height:10px; border-radius:50%;
      background: rgba(255,255,255,.92);
      box-shadow: 0 0 0 6px rgba(255,255,255,.18);
    }
    .hamburger{
      width:44px; height:44px; border-radius:14px;
      display:none; align-items:center; justify-content:center;
      border: 1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .hamburger:hover{transform: translateY(-1px); box-shadow: 0 10px 20px rgba(16,24,40,.10)}
    .hamburger svg{width:18px; height:18px}
    .mobile-panel{
      display:none;
      padding: 0 0 14px 0;
    }
    .mobile-panel .panel-inner{
      background: rgba(255,255,255,.86);
      border:1px solid rgba(18,24,38,.08);
      border-radius: 18px;
      box-shadow: 0 14px 30px rgba(16,24,40,.10);
      padding: 12px;
    }
    .mobile-links{display:flex; flex-direction:column; gap:6px; padding:6px 0 10px}
    .mobile-links a{
      padding:12px 12px; border-radius:14px;
      font-weight:650; font-size:14px;
      color: rgba(18,24,38,.86);
      background: rgba(19,198,200,.06);
      border: 1px solid rgba(19,198,200,.10);
    }
    .mobile-links a:nth-child(2){background: rgba(44,125,251,.06); border-color: rgba(44,125,251,.12)}
    .mobile-links a:nth-child(3){background: rgba(109,92,255,.06); border-color: rgba(109,92,255,.12)}
    .mobile-cta{display:flex; gap:10px; flex-wrap:wrap}

    main{padding-bottom: 40px}
    .hero{
      position:relative;
      padding: 34px 0 22px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items: stretch;
    }
    .hero-card{
      border-radius: var(--radius2);
      background:
        radial-gradient(900px 340px at 15% 0%, rgba(19,198,200,.18), transparent 55%),
        radial-gradient(720px 320px at 85% 15%, rgba(44,125,251,.18), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.82) 0%, rgba(255,255,255,.68) 100%);
      border: 1px solid rgba(18,24,38,.10);
      box-shadow: var(--shadow);
      padding: 20px;
      overflow:hidden;
      position:relative;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background: linear-gradient(135deg, rgba(19,198,200,.24), rgba(44,125,251,.20), rgba(109,92,255,.20));
      opacity:.35;
      filter: blur(22px);
      pointer-events:none;
    }
    .hero-inner{position:relative; z-index:2; display:flex; flex-direction:column; gap:14px}
    .pill-row{display:flex; flex-wrap:wrap; gap:10px; align-items:center}
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding:9px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(18,24,38,.10);
      font-weight: 700; font-size: 12px;
      color: rgba(18,24,38,.78);
    }
    .pill svg{width:16px; height:16px}
    h1{
      margin:0;
      font-size: 30px;
      line-height:1.2;
      letter-spacing:-.4px;
    }
    .lead{
      margin:0;
      color: var(--muted);
      font-size: 14px;
      line-height:1.75;
      max-width: 64ch;
    }
    .hero-actions{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
      padding-top: 6px;
    }
    .hero-actions .btn{padding:12px 16px; border-radius: 15px}
    .micro{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
      margin-top: 2px;
      color: var(--muted2);
      font-size: 12px;
      padding-bottom: 2px;
    }
    .micro .sep{width:4px; height:4px; border-radius:50%; background: rgba(18,24,38,.18)}
    .hero-aside{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.72);
      border:1px solid rgba(18,24,38,.10);
      box-shadow: 0 10px 26px rgba(16,24,40,.06);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .hero-aside:after{
      content:"";
      position:absolute; right:-80px; top:-90px;
      width:220px; height:220px;
      background: radial-gradient(circle at 30% 30%, rgba(19,198,200,.35), rgba(44,125,251,.20) 45%, transparent 70%);
      transform: rotate(12deg);
      pointer-events:none;
      opacity:.85;
    }
    .aside-inner{position:relative; z-index:2; display:flex; flex-direction:column; gap:12px}
    .aside-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .aside-title h2{
      margin:0;
      font-size:14px;
      letter-spacing:.2px;
    }
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      background: var(--grad2);
      border:1px solid rgba(19,198,200,.18);
      color: rgba(9,48,60,.90);
      font-weight:800; font-size:12px;
      white-space:nowrap;
    }
    .badge i{
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      display:inline-block;
      box-shadow: 0 0 0 6px rgba(19,198,200,.12);
    }
    .kpi-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
    }
    .kpi{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(18,24,38,.08);
      border-radius: 16px;
      padding: 12px;
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
    }
    .kpi:hover{transform: translateY(-2px); box-shadow: 0 14px 28px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .kpi .num{
      font-size: 18px; font-weight: 900; letter-spacing:-.3px;
    }
    .kpi .lab{
      color: var(--muted);
      font-size: 12px; line-height:1.5;
      margin-top:6px;
      min-height: 34px;
    }
    .hint{
      background: rgba(19,198,200,.08);
      border:1px solid rgba(19,198,200,.16);
      border-radius: 16px;
      padding: 12px;
      color: rgba(9,48,60,.90);
      font-size: 13px;
      line-height:1.7;
    }

    section{padding: 22px 0}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom: 14px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      letter-spacing:-.2px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.7;
      max-width: 60ch;
    }
    .grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
    .grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:12px}
    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(18,24,38,.10);
      border-radius: var(--radius);
      box-shadow: 0 12px 26px rgba(16,24,40,.05);
      padding: 14px;
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .card h3{margin:0; font-size:15px; letter-spacing:-.1px}
    .card .sub{margin-top:6px; color:var(--muted); font-size:13px; line-height:1.7}
    .icon{
      width:40px; height:40px; border-radius: 14px;
      background: rgba(255,255,255,.85);
      border:1px solid rgba(18,24,38,.10);
      display:flex; align-items:center; justify-content:center;
      margin-bottom:10px;
      background-image: radial-gradient(circle at 20% 20%, rgba(19,198,200,.22), transparent 45%),
                        radial-gradient(circle at 80% 10%, rgba(44,125,251,.22), transparent 45%),
                        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.7));
    }
    .icon svg{width:18px; height:18px}
    .list{margin:10px 0 0; padding:0; list-style:none; display:flex; flex-direction:column; gap:10px}
    .list li{display:flex; gap:10px; align-items:flex-start; color: rgba(18,24,38,.86); font-size:13px; line-height:1.65}
    .check{
      width:18px; height:18px; border-radius:6px;
      background: rgba(23,178,106,.12);
      border:1px solid rgba(23,178,106,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .check svg{width:12px; height:12px; color: var(--good)}
    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding: 14px;
      border-radius: var(--radius);
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.75);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset:-2px;
      background: linear-gradient(135deg, rgba(19,198,200,.14), rgba(44,125,251,.10), rgba(109,92,255,.10));
      opacity:.45;
      filter: blur(18px);
      pointer-events:none;
    }
    .step-inner{position:relative; z-index:2}
    .step .top{display:flex; align-items:center; justify-content:space-between; gap:10px}
    .step .n{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(255,255,255,.86);
      border:1px solid rgba(18,24,38,.10);
      display:flex; align-items:center; justify-content:center;
      font-weight:950;
      color: rgba(18,24,38,.88);
    }
    .step .tag{
      font-size:12px; font-weight:900;
      color: rgba(9,48,60,.92);
      background: var(--grad2);
      border:1px solid rgba(19,198,200,.18);
      padding:7px 10px;
      border-radius:999px;
      white-space:nowrap;
    }
    .step h3{margin:10px 0 6px; font-size:15px}
    .step p{margin:0; color:var(--muted); font-size:13px; line-height:1.7}

    .compare-wrap{
      border-radius: var(--radius2);
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 18px 44px rgba(16,24,40,.06);
      overflow:hidden;
    }
    .compare-head{
      padding: 14px 14px 0;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .stars{
      display:flex; align-items:center; gap:10px; padding:10px 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.85);
      border:1px solid rgba(18,24,38,.10);
    }
    .stars .score{
      font-weight:1000; letter-spacing:-.3px;
      font-size:20px;
    }
    .stars .meta{display:flex; flex-direction:column; gap:2px}
    .stars .meta span{font-size:12px; color:var(--muted)}
    .star-row{display:flex; gap:4px}
    .star svg{width:16px; height:16px}
    .compare-table{
      width:100%;
      border-collapse: collapse;
      margin-top: 12px;
    }
    .compare-table th, .compare-table td{
      padding: 12px 10px;
      border-top: 1px solid rgba(18,24,38,.08);
      border-right: 1px solid rgba(18,24,38,.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: rgba(19,198,200,.06);
      font-weight: 950;
      color: rgba(18,24,38,.92);
    }
    .compare-table tbody td:first-child{
      color: rgba(18,24,38,.88);
      font-weight: 750;
      background: rgba(255,255,255,.55);
    }
    .yes{
      display:flex; gap:8px; align-items:flex-start;
      color: rgba(9,48,60,.92);
      font-weight: 800;
    }
    .no{
      color: rgba(123,135,156,.95);
      font-weight: 750;
    }
    .dot-badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius: 999px;
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.80);
      font-weight: 900;
      font-size: 12px;
      white-space:nowrap;
    }
    .dot-badge .b{
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      box-shadow: 0 0 0 6px rgba(19,198,200,.12);
    }

    .timeline{
      display:flex; flex-direction:column; gap:10px;
    }
    .t-item{
      display:flex; gap:12px; align-items:flex-start;
      padding: 12px;
      border:1px solid rgba(18,24,38,.10);
      border-radius: var(--radius);
      background: rgba(255,255,255,.74);
    }
    .t-left{flex:0 0 44px; display:flex; flex-direction:column; align-items:center; gap:8px; padding-top:2px}
    .t-marker{
      width:12px; height:12px; border-radius:50%;
      background: var(--grad);
      box-shadow: 0 0 0 6px rgba(19,198,200,.12);
    }
    .t-line{width:2px; flex:1; min-height: 18px; background: rgba(18,24,38,.10)}
    .t-right h3{margin:0; font-size:14px}
    .t-right p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}

    .two-col{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:start;
    }
    .media-card{
      padding:14px; border-radius: var(--radius);
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.74);
    }
    .gallery{
      display:grid; grid-template-columns: repeat(2, 1fr); gap:10px;
    }
    .imgBox{
      border-radius: 16px;
      border:1px solid rgba(18,24,38,.10);
      overflow:hidden;
      background: rgba(255,255,255,.85);
    }
    .imgBox img{
      width:100%;
      height:auto;
      display:block;
    }
    .media-note{
      margin-top:10px; color:var(--muted); font-size:13px; line-height:1.7
    }

    .tab-row{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .chip{
      padding:10px 12px;
      border-radius: 999px;
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.82);
      font-weight: 900;
      font-size: 13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    .chip:hover{transform: translateY(-1px); box-shadow: 0 12px 26px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .chip[aria-pressed="true"]{
      background: rgba(19,198,200,.12);
      border-color: rgba(19,198,200,.32);
      color: rgba(9,48,60,.95);
    }
    .tab-panels > .panel{display:none}
    .tab-panels > .panel.active{display:block}

    .accordion{
      display:flex; flex-direction:column; gap:10px;
    }
    .acc-item{
      border-radius: var(--radius);
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 26px rgba(16,24,40,.05);
      overflow:hidden;
      transition: border-color .15s ease, transform .15s ease;
    }
    .acc-item.open{border-color: rgba(19,198,200,.28)}
    .acc-btn{
      width:100%;
      text-align:left;
      padding: 14px 14px;
      background: transparent;
      border:0;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight: 950;
      color: rgba(18,24,38,.90);
    }
    .acc-btn span{font-size:14px; line-height:1.5}
    .acc-ico{
      width:34px; height:34px; border-radius: 14px;
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.85);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
    }
    .acc-item.open .acc-ico{transform: rotate(45deg); background: rgba(19,198,200,.10); border-color: rgba(19,198,200,.22)}
    .acc-panel{
      max-height:0;
      overflow:hidden;
      transition: max-height .25s ease;
    }
    .acc-panel .acc-content{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 13px;
      line-height:1.75;
    }

    .review-grid{display:grid; grid-template-columns: repeat(3, 1fr); gap:12px}
    .review{
      padding:14px; border-radius: var(--radius);
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.76);
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
    }
    .review:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .review-top{display:flex; justify-content:space-between; align-items:flex-start; gap:10px}
    .review .who{font-weight:950; font-size:13px}
    .review .role{color:var(--muted2); font-size:12px; margin-top:4px; line-height:1.5}
    .review .msg{margin-top:10px; color:var(--muted); font-size:13px; line-height:1.75}
    .avatar{
      width:42px; height:42px; border-radius: 16px;
      border:1px solid rgba(18,24,38,.10);
      background:
        radial-gradient(circle at 20% 20%, rgba(19,198,200,.25), transparent 45%),
        radial-gradient(circle at 80% 10%, rgba(44,125,251,.20), transparent 48%),
        linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.7));
      display:flex; align-items:center; justify-content:center;
      font-weight:1000;
      color: rgba(18,24,38,.85);
      flex:0 0 auto;
    }

    .article-list{display:flex; flex-direction:column; gap:10px}
    .article{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      padding:12px;
      border:1px solid rgba(18,24,38,.10);
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      transition: transform .16s ease, box-shadow .16s ease, border-color .16s ease;
    }
    .article:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .article .title{font-weight:950; font-size:14px; line-height:1.5}
    .article .meta{margin-top:6px; color:var(--muted2); font-size:12px; display:flex; gap:10px; flex-wrap:wrap}
    .article a.link{
      padding:10px 12px; border-radius: 14px;
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.86);
      font-weight: 900;
      font-size: 13px;
      white-space:nowrap;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
    }
    .article a.link:hover{transform: translateY(-1px); box-shadow: 0 12px 26px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22)}
    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
      padding: 14px;
      border:1px solid rgba(18,24,38,.10);
      border-radius: var(--radius2);
      background: rgba(255,255,255,.75);
      box-shadow: 0 12px 26px rgba(16,24,40,.05);
    }
    .tag-cloud a{
      padding:10px 12px; border-radius: 999px;
      border:1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.85);
      font-weight: 850;
      font-size: 13px;
      color: rgba(18,24,38,.86);
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease, background .15s ease;
    }
    .tag-cloud a:hover{
      transform: translateY(-2px);
      border-color: rgba(19,198,200,.24);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
      background: rgba(19,198,200,.08);
    }

    form{
      margin-top: 6px;
      display:flex; flex-direction:column; gap:10px;
    }
    .form-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:10px;
    }
    label{display:flex; flex-direction:column; gap:8px; color: rgba(18,24,38,.86); font-weight: 800; font-size: 13px}
    input, select, textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border:1px solid rgba(18,24,38,.12);
      background: rgba(255,255,255,.88);
      color: var(--text);
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease;
      font-size: 14px;
    }
    textarea{min-height: 110px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(19,198,200,.35);
      box-shadow: 0 0 0 4px rgba(19,198,200,.18);
    }
    .form-actions{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
      padding-top: 2px;
    }
    .form-note{
      color: var(--muted2); font-size: 12px; line-height:1.6;
    }
    .success-toast{
      position: fixed; left: 50%; bottom: 18px;
      transform: translateX(-50%);
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(18,24,38,.12);
      box-shadow: 0 16px 40px rgba(16,24,40,.16);
      border-radius: 16px;
      padding: 12px 14px;
      z-index: 200;
      display:none;
      max-width: calc(100% - 24px);
      align-items:flex-start; gap:10px;
    }
    .success-toast.show{display:flex; animation: pop .25s ease}
    @keyframes pop{
      from{opacity:0; transform: translateX(-50%) translateY(10px)}
      to{opacity:1; transform: translateX(-50%) translateY(0)}
    }
    .toast-dot{
      width:12px; height:12px; border-radius:50%;
      background: var(--good);
      box-shadow: 0 0 0 6px rgba(23,178,106,.14);
      margin-top:4px;
      flex:0 0 auto;
    }
    .success-toast .t-title{font-weight:1000; font-size:13px}
    .success-toast .t-msg{color:var(--muted); font-size:12px; margin-top:4px; line-height:1.6}

    .footer{
      margin-top: 6px;
      border-top: 1px solid rgba(18,24,38,.08);
      background: linear-gradient(180deg, rgba(255,255,255,.65), rgba(247,251,255,.92));
      padding: 20px 0;
    }
    .foot-grid{
      display:grid; grid-template-columns: 1.2fr .8fr; gap:14px; align-items:start;
    }
    .foot-left{
      padding: 14px;
      border-radius: var(--radius2);
      border: 1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.78);
    }
    .foot-right{
      padding: 14px;
      border-radius: var(--radius2);
      border: 1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.78);
    }
    .foot-title{display:flex; align-items:center; gap:10px; margin-bottom:8px}
    .foot-title strong{font-size:14px}
    .foot-title span{color:var(--muted); font-size:12px}
    .foot-links{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top: 12px;
    }
    .foot-links a{
      padding:10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(18,24,38,.10);
      background: rgba(255,255,255,.86);
      font-weight: 850;
      font-size: 13px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    .foot-links a:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(16,24,40,.10); border-color: rgba(19,198,200,.22); background: rgba(19,198,200,.08)}
    .copy{
      margin-top: 12px;
      color: var(--muted2);
      font-size: 12px;
      line-height:1.7;
    }
    .foot-contacts{display:flex; flex-direction:column; gap:10px; margin-top: 10px}
    .contact-row{display:flex; gap:10px; align-items:center}
    .contact-row .k{width:92px; color: var(--muted2); font-size: 12px; font-weight: 850}
    .contact-row .v{font-size: 13px; font-weight: 900}
    .qr{
      display:flex; gap:12px; align-items:flex-start;
      margin-top: 12px;
      padding-top: 10px;
      border-top: 1px dashed rgba(18,24,38,.10);
    }
    .qr img{width:92px; height:auto; border-radius: 14px; border:1px solid rgba(18,24,38,.12); background:#fff}
    .qr .qr-meta{display:flex; flex-direction:column; gap:6px}
    .qr .qr-meta strong{font-size:13px}
    .qr .qr-meta span{color:var(--muted); font-size:12px; line-height:1.6}

    .float-chat{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 120;
      display:flex;
      flex-direction:column;
      align-items:flex-end;
      gap:10px;
      pointer-events:none;
    }
    .chat-btn{
      pointer-events:auto;
      display:flex; align-items:center; gap:10px;
      background: rgba(255,255,255,.92);
      border: 1px solid rgba(18,24,38,.12);
      box-shadow: 0 16px 40px rgba(16,24,40,.16);
      border-radius: 18px;
      padding: 12px 14px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      user-select:none;
    }
    .chat-btn:hover{transform: translateY(-2px); box-shadow: 0 20px 52px rgba(16,24,40,.20); border-color: rgba(19,198,200,.24)}
    .chat-btn .bubble{
      width:38px; height:38px; border-radius: 16px;
      background: var(--grad);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 14px 30px rgba(44,125,251,.25);
      flex:0 0 auto;
    }
    .chat-btn svg{width:18px; height:18px; color:#fff}
    .chat-btn .txt{display:flex; flex-direction:column; gap:3px}
    .chat-btn .txt strong{font-size:13px; font-weight:1000}
    .chat-btn .txt span{font-size:12px; color:var(--muted); line-height:1.4}
    .qr-pop{
      pointer-events:auto;
      width: 260px;
      border-radius: 20px;
      border: 1px solid rgba(18,24,38,.12);
      background: rgba(255,255,255,.95);
      box-shadow: 0 22px 56px rgba(16,24,40,.22);
      overflow:hidden;
      display:none;
    }
    .qr-pop.show{display:block; animation: pop2 .22s ease}
    @keyframes pop2{
      from{opacity:0; transform: translateY(8px)}
      to{opacity:1; transform: translateY(0)}
    }
    .qr-pop .pop-head{
      padding: 12px 14px;
      background: linear-gradient(135deg, rgba(19,198,200,.14), rgba(44,125,251,.12), rgba(109,92,255,.12));
      border-bottom: 1px solid rgba(18,24,38,.08);
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .qr-pop .pop-head strong{font-size:13px}
    .close-x{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(18,24,38,.12);
      background: rgba(255,255,255,.9);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
    }
    .close-x svg{width:16px; height:16px; color: rgba(18,24,38,.78)}
    .qr-pop .pop-body{padding: 12px 14px}
    .qr-pop .pop-body img{width:100%; height:auto; border-radius: 16px; border:1px solid rgba(18,24,38,.12); background:#fff}
    .qr-pop .pop-body .pop-note{
      margin-top:10px; color:var(--muted); font-size:12px; line-height:1.6;
    }

    .to-top{
      pointer-events:auto;
      width:46px; height:46px;
      border-radius: 18px;
      border:1px solid rgba(18,24,38,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 16px 40px rgba(16,24,40,.16);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, opacity .2s ease;
      opacity:0;
      transform: translateY(10px);
    }
    .to-top.show{opacity:1; transform: translateY(0)}
    .to-top svg{width:18px; height:18px; color: rgba(18,24,38,.82)}

    .reveal{
      opacity:0;
      transform: translateY(14px);
      transition: opacity .45s ease, transform .45s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .steps{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns: 1fr 1fr}
      .review-grid{grid-template-columns: 1fr 1fr}
      .two-col{grid-template-columns: 1fr}
      .foot-grid{grid-template-columns: 1fr}
      nav .nav-links{display:none}
      .hamburger{display:flex}
      .mobile-panel{display:block}
    }
    @media (max-width: 560px){
      h1{font-size: 24px}
      .kpi-grid{grid-template-columns: 1fr 1fr}
      .grid-2{grid-template-columns: 1fr}
      .grid-3{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr}
      .review-grid{grid-template-columns: 1fr}
      .form-grid{grid-template-columns: 1fr}
      .compare-table th, .compare-table td{font-size: 12px; padding: 10px 8px}
      .compare-table thead th:nth-child(2), .compare-table tbody td:nth-child(2),
      .compare-table thead th:nth-child(3), .compare-table tbody td:nth-child(3){
        white-space: normal;
      }
      .compare-table{
        display:block;
        overflow-x:auto;
        -webkit-overflow-scrolling: touch;
      }
      .compare-table thead, .compare-table tbody, .compare-table th, .compare-table td, .compare-table tr {display: revert;}
      .compare-table thead{display: table-header-group}
      .compare-table tbody{display: table-row-group}
      .compare-table tr{display: table-row}
      .compare-table th, .compare-table td{display: table-cell}
      .qr{flex-direction:column; align-items:flex-start}
      .float-chat{right: 10px; bottom: 10px}
    }