:root{
      --bg0:#f6fbff;
      --bg1:#ffffff;
      --text:#0f172a;
      --muted:#4b5563;
      --muted2:#6b7280;
      --border: rgba(15, 23, 42, .10);
      --border2: rgba(15, 23, 42, .14);
      --shadow: 0 18px 45px rgba(16, 24, 40, .10);
      --shadow2: 0 10px 25px rgba(16, 24, 40, .10);
      --shadow3: 0 6px 16px rgba(16, 24, 40, .10);
      --primary:#0ea5e9;
      --primary2:#22c55e;
      --teal:#14b8a6;
      --indigo:#6366f1;
      --cyan:#06b6d4;
      --sky:#38bdf8;
      --brand:#0ea5e9;
      --brand2:#3b82f6;
      --cta:#0b5fff;
      --card:#ffffff;
      --chip:#f1f5f9;
      --chip2:#ecfeff;
      --danger:#ef4444;
      --radius-xl: 22px;
      --radius-lg: 16px;
      --radius-md: 12px;
      --radius-sm: 10px;
      --container: 1100px;
      --headerH: 72px;
    }

    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", "Noto Sans SC", Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
      color:var(--text);
      background:
        radial-gradient(1200px 700px at 10% -20%, rgba(14,165,233,.18), rgba(14,165,233,0) 55%),
        radial-gradient(950px 600px at 85% 0%, rgba(99,102,241,.15), rgba(99,102,241,0) 60%),
        linear-gradient(180deg, #f7fbff 0%, #ffffff 30%, #f6fbff 100%);
    }

    a{color:inherit; text-decoration:none}
    img{display:block}

    .container{
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 18px;
    }

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

    header{
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(10px);
      background: rgba(246,251,255,.72);
      border-bottom: 1px solid rgba(15, 23, 42, .06);
    }

    .nav-wrap{
      height: var(--headerH);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 14px;
    }

    .brand{
      display:flex;
      align-items:center;
      gap: 12px;
      min-width: 220px;
    }
    .brand img{
      width: 42px;
      height: 42px;
      border-radius: 12px;
      background:#fff;
      box-shadow: 0 10px 30px rgba(14,165,233,.18);
      border: 1px solid rgba(14,165,233,.18);
      object-fit: cover;
    }
    .brand .brand-txt{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand .brand-name{
      font-weight: 800;
      letter-spacing:.2px;
      font-size: 14px;
      color:#0b1220;
    }
    .brand .brand-sub{
      font-size: 12px;
      color: var(--muted2);
      margin-top: 2px;
    }

    .nav{
      display:flex;
      align-items:center;
      gap: 10px;
      flex: 1;
      justify-content:center;
    }
    .nav a{
      font-size: 13px;
      color: rgba(15,23,42,.78);
      padding: 10px 10px;
      border-radius: 12px;
      transition: transform .15s ease, background .15s ease, color .15s ease;
      white-space:nowrap;
    }
    .nav a:hover{
      background: rgba(14,165,233,.10);
      color:#0b1220;
      transform: translateY(-1px);
    }
    .nav a[aria-current="page"]{
      background: rgba(14,165,233,.16);
      color:#0b1220;
    }

    .nav-ctas{
      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: 14px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      color:#0b1220;
      font-weight: 700;
      font-size: 13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
    }
    .btn:focus{outline: none; box-shadow: 0 0 0 4px rgba(14,165,233,.20);}
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 35px rgba(14,165,233,.18);
      border-color: rgba(14,165,233,.28);
      background: #fff;
    }
    .btn-primary{
      background: linear-gradient(135deg, rgba(14,165,233,.98), rgba(99,102,241,.98));
      color:#fff;
      border-color: rgba(14,165,233,.35);
      box-shadow: 0 16px 40px rgba(14,165,233,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 20px 60px rgba(14,165,233,.30);
      border-color: rgba(255,255,255,.20);
      background: linear-gradient(135deg, rgba(14,165,233,1), rgba(99,102,241,1));
    }
    .btn-ghost{
      background: rgba(255,255,255,.60);
    }

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

    .mobile-toggle{
      display:none;
      width: 42px; height: 42px;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
      align-items:center; justify-content:center;
    }
    .mobile-toggle:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 30px rgba(14,165,233,.18);
      background:#fff;
    }
    .hamburger{
      width: 18px; height: 12px; position: relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px;
      background: rgba(15,23,42,.80);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger span:nth-child(1){top:0}
    .hamburger span:nth-child(2){top:5px}
    .hamburger span:nth-child(3){top:10px}

    .mobile-menu{
      display:none;
      border-top: 1px solid rgba(15,23,42,.06);
      background: rgba(246,251,255,.92);
      padding: 12px 0 18px 0;
    }
    .mobile-menu .menu-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 10px;
    }
    .mobile-menu a{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.70);
      font-size: 13px;
      color: rgba(15,23,42,.86);
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease, background .15s ease;
    }
    .mobile-menu a:hover{
      transform: translateY(-1px);
      box-shadow: 0 12px 30px rgba(14,165,233,.14);
      background:#fff;
      border-color: rgba(14,165,233,.24);
    }
    .mobile-menu .menu-right{
      font-size: 12px; color: rgba(15,23,42,.55);
    }

    main{padding: 22px 0 34px 0;}
    .section{
      padding: 42px 0;
    }
    .section.tight{padding: 30px 0;}
    .section-title{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 14px;
      margin-bottom: 18px;
    }
    .kicker{
      font-size: 12px;
      letter-spacing:.8px;
      text-transform: uppercase;
      color: rgba(14,165,233,.92);
      font-weight: 800;
    }
    h1,h2,h3{margin:0}
    h1{
      font-size: 40px;
      letter-spacing: -0.6px;
      line-height: 1.12;
    }
    h2{
      font-size: 26px;
      line-height: 1.25;
      letter-spacing: -0.4px;
    }
    h3{
      font-size: 16px;
      letter-spacing: -0.2px;
    }
    p{margin:0}
    .lead{
      color: var(--muted);
      font-size: 15px;
      line-height: 1.7;
      margin-top: 10px;
    }

    .hero{
      padding: 22px 0 14px 0;
    }

    .hero-panel{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(14,165,233,.18);
      background:
        radial-gradient(1200px 650px at 20% -10%, rgba(14,165,233,.22), rgba(14,165,233,0) 60%),
        radial-gradient(900px 550px at 88% 10%, rgba(99,102,241,.20), rgba(99,102,241,0) 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.55));
      box-shadow: var(--shadow);
      overflow: hidden;
      position: relative;
    }

    .hero-panel::before{
      content:"";
      position:absolute;
      inset: -2px;
      background:
        radial-gradient(600px 180px at 18% 30%, rgba(14,165,233,.28), rgba(14,165,233,0) 70%),
        radial-gradient(500px 160px at 78% 20%, rgba(99,102,241,.24), rgba(99,102,241,0) 70%);
      pointer-events:none;
      opacity: .9;
    }

    .hero-inner{
      position: relative;
      padding: 26px 22px 22px 22px;
      display:grid;
      grid-template-columns: 1.18fr .82fr;
      gap: 18px;
      align-items: start;
    }

    .hero-cta{
      display:flex;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 18px;
      align-items:center;
    }

    .hero-meta{
      display:flex;
      gap: 10px;
      flex-wrap: wrap;
      margin-top: 16px;
    }

    .pill{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      color: rgba(15,23,42,.82);
      font-size: 13px;
      font-weight: 700;
    }
    .dot{
      width: 10px; height: 10px; border-radius: 50%;
      background: linear-gradient(135deg, rgba(14,165,233,1), rgba(99,102,241,1));
      box-shadow: 0 10px 25px rgba(14,165,233,.30);
    }

    .data-col{
      display:flex;
      flex-direction:column;
      gap: 12px;
      align-items: stretch;
    }

    .data-cards{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 12px;
    }

    .data-card{
      border-radius: 18px;
      background: rgba(255,255,255,.70);
      border: 1px solid rgba(15,23,42,.10);
      padding: 14px 14px;
      box-shadow: 0 10px 24px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position: relative;
      overflow:hidden;
    }
    .data-card::after{
      content:"";
      position:absolute;
      inset:-40px -60px auto auto;
      width: 140px; height: 140px;
      background: radial-gradient(circle at 30% 30%, rgba(14,165,233,.22), rgba(14,165,233,0) 60%);
      transform: rotate(18deg);
      pointer-events:none;
    }
    .data-card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(14,165,233,.16);
      border-color: rgba(14,165,233,.24);
    }
    .data-card .num{
      font-size: 22px;
      font-weight: 900;
      letter-spacing:-.4px;
      margin-bottom: 4px;
      display:flex;
      align-items:baseline;
      gap: 8px;
    }
    .data-card .unit{
      font-size: 12px;
      color: rgba(15,23,42,.55);
      font-weight: 800;
    }
    .data-card .label{
      color: rgba(15,23,42,.70);
      font-size: 13px;
      line-height:1.35;
      font-weight: 700;
    }

    .hero-side{
      border-radius: 18px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(15,23,42,.10);
      padding: 14px 14px;
      box-shadow: 0 10px 24px rgba(16,24,40,.06);
    }

    .side-row{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      padding: 10px 0;
      border-bottom: 1px dashed rgba(15,23,42,.12);
    }
    .side-row:last-child{border-bottom:0; padding-bottom:0}
    .side-row .t{
      font-weight: 900;
      letter-spacing:-.2px;
      color:#0b1220;
      font-size: 13px;
    }
    .side-row .d{
      color: rgba(15,23,42,.65);
      font-size: 12.5px;
      line-height:1.55;
      margin-top: 4px;
      font-weight: 650;
    }
    .tag{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      height: 26px;
      padding: 0 10px;
      border-radius: 999px;
      border: 1px solid rgba(14,165,233,.26);
      color: rgba(14,165,233,.98);
      background: rgba(14,165,233,.08);
      font-size: 12px;
      font-weight: 850;
      white-space:nowrap;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 14px;
    }
    .card{
      border-radius: var(--radius-lg);
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(15,23,42,.10);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      padding: 16px 16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position: relative;
      overflow: hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(14,165,233,.16);
      border-color: rgba(14,165,233,.22);
    }

    .card .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .badge{
      width: 38px; height: 38px;
      border-radius: 14px;
      background: linear-gradient(135deg, rgba(14,165,233,.18), rgba(99,102,241,.14));
      border: 1px solid rgba(14,165,233,.22);
      display:flex;
      align-items:center; justify-content:center;
      flex: 0 0 auto;
    }
    .card .meta{
      color: rgba(15,23,42,.62);
      font-size: 13px;
      line-height:1.65;
      font-weight: 650;
    }
    .list{
      margin: 10px 0 0 0; padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .list li{
      display:flex; align-items:flex-start; gap: 10px;
      color: rgba(15,23,42,.75);
      font-size: 13.5px;
      line-height:1.55;
      font-weight: 650;
    }
    .check{
      width: 18px; height: 18px; border-radius: 6px;
      background: rgba(14,165,233,.12);
      border: 1px solid rgba(14,165,233,.24);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      margin-top: 1px;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, minmax(0,1fr));
      gap: 12px;
    }
    .step{
      padding: 16px 14px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      box-shadow: 0 12px 26px rgba(16,24,40,.06);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-height: 150px;
    }
    .step:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(14,165,233,.16);
      border-color: rgba(14,165,233,.22);
    }
    .step .num{
      font-weight: 950;
      font-size: 28px;
      letter-spacing:-1px;
      color: rgba(14,165,233,.25);
      line-height: 1;
    }
    .step .title{
      font-weight: 900;
      margin-top: 8px;
      font-size: 15px;
      color:#0b1220;
      letter-spacing: -.2px;
    }
    .step .desc{
      margin-top: 8px;
      color: rgba(15,23,42,.70);
      font-size: 13.2px;
      line-height: 1.6;
      font-weight: 650;
    }
    .step .spark{
      position:absolute; right:-24px; top:-24px;
      width: 90px; height: 90px;
      border-radius: 30px;
      background: radial-gradient(circle at 30% 30%, rgba(14,165,233,.25), rgba(14,165,233,0) 60%);
      transform: rotate(15deg);
      pointer-events:none;
    }

    .compare-wrap{
      border-radius: var(--radius-xl);
      background:
        radial-gradient(900px 420px at 30% 0%, rgba(14,165,233,.14), rgba(14,165,233,0) 60%),
        linear-gradient(180deg, rgba(255,255,255,.72), rgba(255,255,255,.55));
      border: 1px solid rgba(14,165,233,.16);
      box-shadow: var(--shadow2);
      padding: 18px 16px;
    }

    .rating-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
      flex-wrap: wrap;
      margin-bottom: 14px;
    }
    .rating-left{
      display:flex; gap: 12px; align-items:center;
    }
    .star-circle{
      width: 64px; height: 64px;
      border-radius: 22px;
      background: linear-gradient(135deg, rgba(14,165,233,.18), rgba(99,102,241,.18));
      border: 1px solid rgba(14,165,233,.22);
      box-shadow: 0 18px 45px rgba(14,165,233,.18);
      display:flex; align-items:center; justify-content:center;
      position: relative;
      overflow:hidden;
    }
    .star-circle::after{
      content:"";
      position:absolute; inset:-30px;
      background: radial-gradient(circle at 30% 30%, rgba(14,165,233,.35), rgba(14,165,233,0) 65%);
      pointer-events:none;
    }
    .rating-left .big{
      font-weight: 1000;
      font-size: 32px;
      letter-spacing:-1px;
    }
    .rating-left .small{
      color: rgba(15,23,42,.60);
      font-weight: 800;
      font-size: 13px;
      line-height:1.45;
      margin-top: 2px;
    }

    table{
      width: 100%;
      border-collapse: collapse;
      overflow:hidden;
      border-radius: 16px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
    }
    th, td{
      padding: 12px 12px;
      text-align:left;
      border-bottom: 1px solid rgba(15,23,42,.08);
      vertical-align: top;
      font-size: 13.5px;
      color: rgba(15,23,42,.78);
      font-weight: 650;
    }
    th{
      background: rgba(14,165,233,.08);
      color: rgba(11,18,32,.95);
      font-weight: 950;
      border-bottom: 1px solid rgba(14,165,233,.18);
    }
    tr:last-child td{border-bottom:0}
    .good{
      display:inline-flex; align-items:center; gap: 8px;
      font-weight: 950; color:#0b5fff;
    }
    .bar{
      height: 10px; width: 100%;
      background: rgba(15,23,42,.08);
      border-radius: 999px;
      overflow:hidden;
      border: 1px solid rgba(15,23,42,.08);
      margin-top: 8px;
    }
    .bar span{
      display:block; height:100%;
      border-radius: 999px;
      background: linear-gradient(90deg, rgba(14,165,233,1), rgba(99,102,241,1));
    }
    .mono{
      font-variant-numeric: tabular-nums;
      font-feature-settings: "tnum";
    }

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

    .feature-grid{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 12px;
    }

    .timeline{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      padding: 16px 14px;
      overflow:hidden;
    }
    .timeline-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .timeline-rail{
      position: relative;
      padding: 10px 0 2px 0;
    }
    .timeline-rail::before{
      content:"";
      position:absolute;
      left: 16px; right: 16px; top: 22px;
      height: 2px;
      background: linear-gradient(90deg, rgba(14,165,233,.35), rgba(99,102,241,.25));
    }
    .t-item{
      position: relative;
      display:grid;
      grid-template-columns: 30px 1fr;
      gap: 10px;
      padding: 12px 0;
      align-items:start;
    }
    .t-dot{
      width: 18px; height: 18px;
      border-radius: 8px;
      background: #fff;
      border: 2px solid rgba(14,165,233,.65);
      box-shadow: 0 14px 35px rgba(14,165,233,.18);
      margin-top: 12px;
      position:relative;
      z-index:2;
    }
    .t-dot::after{
      content:"";
      position:absolute; inset:3px;
      border-radius: 6px;
      background: linear-gradient(135deg, rgba(14,165,233,1), rgba(99,102,241,1));
    }
    .t-content .tt{
      font-weight: 950;
      letter-spacing:-.2px;
      color:#0b1220;
      font-size: 14px;
    }
    .t-content .dd{
      margin-top: 6px;
      color: rgba(15,23,42,.70);
      font-weight: 650;
      font-size: 13.2px;
      line-height: 1.6;
    }

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 12px;
    }
    .review{
      padding: 16px 14px;
      border-radius: 18px;
      background: rgba(255,255,255,.78);
      border: 1px solid rgba(15,23,42,.10);
      box-shadow: 0 12px 26px rgba(16,24,40,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .review:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(14,165,233,.16);
      border-color: rgba(14,165,233,.22);
    }
    .review .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .avatar{
      width: 42px; height: 42px;
      border-radius: 16px;
      border: 1px solid rgba(14,165,233,.22);
      background: linear-gradient(135deg, rgba(14,165,233,.14), rgba(99,102,241,.12));
      display:flex; align-items:center; justify-content:center;
      font-weight: 1000;
      color: rgba(11,95,255,.90);
      box-shadow: 0 16px 40px rgba(14,165,233,.14);
      user-select:none;
    }
    .review .role{
      color: rgba(15,23,42,.65);
      font-weight: 800;
      font-size: 12.5px;
      margin-top: 2px;
      line-height:1.2;
    }
    .review .rating{
      display:flex; align-items:center; gap: 6px;
      font-weight: 950;
      font-size: 12.5px;
      color:#0b1220;
      white-space:nowrap;
      margin-top: 2px;
    }
    .review .rating svg{opacity:.9}
    .review .text{
      color: rgba(15,23,42,.72);
      font-weight: 650;
      line-height:1.7;
      font-size: 13.5px;
    }

    .cases{
      display:grid;
      grid-template-columns: repeat(3, minmax(0,1fr));
      gap: 12px;
      align-items: stretch;
    }
    .case{
      border-radius: 20px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 26px rgba(16,24,40,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column;
    }
    .case:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(14,165,233,.16);
      border-color: rgba(14,165,233,.22);
    }
    .case .img{
      padding: 12px;
      background:
        radial-gradient(700px 240px at 20% 0%, rgba(14,165,233,.16), rgba(14,165,233,0) 55%),
        rgba(255,255,255,.72);
      border-bottom: 1px solid rgba(15,23,42,.06);
    }
    .case .img .thumb{
      width: 100%;
      aspect-ratio: 16/10;
      border-radius: 16px;
      border: 1px solid rgba(15,23,42,.08);
      background:
        linear-gradient(135deg, rgba(14,165,233,.12), rgba(99,102,241,.10));
      display:flex;
      align-items:center;
      justify-content:center;
      overflow:hidden;
      position: relative;
    }
    .case .img .thumb img{
      width:100%; height:100%;
      object-fit: cover;
      transform: scale(1.01);
    }
    .case .body{
      padding: 14px 14px 16px 14px;
      display:flex; flex-direction:column; gap: 10px;
      flex: 1;
    }
    .case .t{
      font-weight: 1000;
      letter-spacing:-.2px;
      color:#0b1220;
      font-size: 15px;
      line-height:1.25;
    }
    .case .d{
      color: rgba(15,23,42,.70);
      font-weight: 650;
      line-height:1.65;
      font-size: 13.2px;
    }
    .case .foot{
      margin-top:auto;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
    }
    .chiprow{
      display:flex; flex-wrap:wrap; gap: 8px;
    }
    .chip{
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(14,165,233,.08);
      border: 1px solid rgba(14,165,233,.18);
      color: rgba(14,165,233,.98);
      font-weight: 900;
      font-size: 12px;
      white-space:nowrap;
    }
    .link{
      color: #0b5fff;
      font-weight: 950;
      font-size: 13px;
      display:inline-flex;
      align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 12px;
      background: rgba(11,95,255,.08);
      border: 1px solid rgba(11,95,255,.14);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .link:hover{transform: translateY(-1px); background: rgba(11,95,255,.11); border-color: rgba(11,95,255,.20);}

    .articles{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 14px;
      align-items:start;
    }
    .article-list{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      padding: 16px 14px;
    }
    .article-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px; flex-wrap:wrap;
      margin-bottom: 10px;
    }
    .article-item{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 12px;
      padding: 12px 0;
      border-bottom: 1px dashed rgba(15,23,42,.12);
    }
    .article-item:last-child{border-bottom:0; padding-bottom: 2px;}
    .article-item .tt{
      font-weight: 1000;
      color:#0b1220;
      letter-spacing:-.2px;
      font-size: 14.2px;
      line-height:1.35;
    }
    .article-item .dd{
      margin-top: 6px;
      color: rgba(15,23,42,.70);
      font-weight: 650;
      font-size: 13.2px;
      line-height: 1.6;
    }
    .article-item .r{
      display:flex;
      align-items:center;
      gap: 10px;
      flex: 0 0 auto;
    }
    .article-item .date{
      font-size: 12px;
      color: rgba(15,23,42,.55);
      font-weight: 850;
      white-space:nowrap;
    }
    .small-btn{
      border-radius: 12px;
      padding: 9px 10px;
      font-weight: 950;
      font-size: 12.8px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      transition: transform .15s ease, background .15s ease, border-color .15s ease, box-shadow .15s ease;
      cursor:pointer;
      white-space:nowrap;
    }
    .small-btn:hover{
      transform: translateY(-1px);
      background:#fff;
      border-color: rgba(14,165,233,.22);
      box-shadow: 0 14px 35px rgba(14,165,233,.14);
    }

    .side-panel{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      padding: 16px 14px;
    }
    .tagcloud{
      display:flex; flex-wrap:wrap; gap: 10px;
      margin-top: 10px;
    }
    .tagcloud a{
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      font-weight: 900;
      font-size: 12.8px;
      color: rgba(15,23,42,.80);
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
    }
    .tagcloud a:hover{
      transform: translateY(-1px);
      border-color: rgba(14,165,233,.22);
      background: rgba(14,165,233,.08);
      color: rgba(11,18,32,.95);
    }

    .form-card{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(14,165,233,.16);
      background:
        radial-gradient(800px 360px at 18% 0%, rgba(14,165,233,.16), rgba(14,165,233,0) 55%),
        linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.60));
      box-shadow: 0 18px 50px rgba(14,165,233,.14);
      padding: 16px 14px;
    }

    form{
      display:grid;
      grid-template-columns: repeat(2, minmax(0,1fr));
      gap: 12px;
      align-items:start;
      margin-top: 10px;
    }
    .field{
      display:flex; flex-direction:column; gap: 8px;
    }
    .field label{
      font-size: 12.8px;
      color: rgba(15,23,42,.72);
      font-weight: 900;
    }
    input, select, textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.85);
      color:#0b1220;
      font-size: 14px;
      outline:none;
      transition: box-shadow .15s ease, border-color .15s ease, transform .15s ease;
      font-weight: 700;
    }
    textarea{min-height: 98px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(14,165,233,.40);
      box-shadow: 0 0 0 4px rgba(14,165,233,.18);
    }
    .full{grid-column: 1 / -1;}
    .form-actions{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      flex-wrap: wrap;
      margin-top: 6px;
    }
    .fineprint{
      color: rgba(15,23,42,.58);
      font-size: 12.6px;
      line-height:1.55;
      font-weight: 750;
      max-width: 420px;
    }

    .accordion{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      overflow:hidden;
    }
    .acc-item{
      border-bottom: 1px solid rgba(15,23,42,.08);
    }
    .acc-item:last-child{border-bottom:0}
    .acc-btn{
      width:100%;
      text-align:left;
      background: transparent;
      border:0;
      cursor:pointer;
      padding: 14px 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
    }
    .acc-btn .q{
      font-weight: 1000;
      letter-spacing:-.2px;
      color:#0b1220;
      font-size: 14px;
      line-height:1.35;
    }
    .acc-btn .chev{
      width: 34px; height: 34px;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      flex: 0 0 auto;
    }
    .acc-item[data-open="true"] .acc-btn .chev{
      transform: rotate(180deg);
      border-color: rgba(14,165,233,.24);
      background: rgba(14,165,233,.08);
    }
    .acc-panel{
      max-height: 0px;
      overflow:hidden;
      transition: max-height .25s ease;
    }
    .acc-item[data-open="true"] .acc-panel{
      max-height: 260px;
    }
    .acc-panel .a{
      padding: 0 14px 14px 14px;
      color: rgba(15,23,42,.72);
      font-weight: 650;
      line-height:1.75;
      font-size: 13.6px;
    }

    .label-row{
      display:flex; align-items:center; justify-content:space-between; gap: 12px; flex-wrap:wrap;
      margin: 10px 0 0 0;
    }
    .pricebox{
      display:flex; align-items:center; gap: 12px; flex-wrap:wrap;
    }
    .price-chip{
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(14,165,233,.18);
      background: rgba(14,165,233,.08);
      color: rgba(14,165,233,.98);
      font-weight: 950;
      font-size: 12.8px;
      white-space:nowrap;
    }
    .price-hint{
      color: rgba(15,23,42,.62);
      font-weight: 800;
      font-size: 12.8px;
    }

    .gallery{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .imgcard{
      border-radius: var(--radius-xl);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 12px 30px rgba(16,24,40,.06);
      overflow:hidden;
    }
    .imgcard .imgwrap{
      padding: 12px;
      background:
        radial-gradient(650px 220px at 20% 0%, rgba(14,165,233,.16), rgba(14,165,233,0) 60%),
        rgba(255,255,255,.72);
      border-bottom: 1px solid rgba(15,23,42,.06);
    }
    .imgcard .imgwrap .ratio{
      width:100%;
      aspect-ratio: 16/9;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.08);
      overflow:hidden;
      background: #fff;
    }
    .imgcard img{
      width:100%; height:100%;
      object-fit: cover;
    }
    .imgcard .txt{
      padding: 14px 14px 16px 14px;
    }
    .imgcard .tt{
      font-weight: 1000;
      color:#0b1220;
      font-size: 15px;
      letter-spacing:-.2px;
      line-height:1.35;
    }
    .imgcard .dd{
      margin-top: 8px;
      color: rgba(15,23,42,.70);
      font-weight: 650;
      font-size: 13.2px;
      line-height: 1.65;
    }

    .footer{
      background: rgba(255,255,255,.72);
      border-top: 1px solid rgba(15,23,42,.08);
      padding: 18px 0 24px 0;
      margin-top: 6px;
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 14px;
      align-items:start;
    }
    .footer .brandline{
      display:flex; gap: 12px; align-items:flex-start;
    }
    .footer .brandline img{
      width: 44px; height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(14,165,233,.22);
      background: linear-gradient(135deg, rgba(14,165,233,.14), rgba(99,102,241,.12));
      object-fit: cover;
      box-shadow: 0 16px 40px rgba(14,165,233,.14);
    }
    .footer .ft-title{
      font-weight: 1000;
      letter-spacing:-.2px;
      color:#0b1220;
      font-size: 14px;
      margin-top: 2px;
    }
    .footer .ft-sub{
      color: rgba(15,23,42,.65);
      font-weight: 750;
      font-size: 13px;
      line-height: 1.6;
      margin-top: 6px;
    }
    .footer .footlinks{
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-start;
    }
    .footer .hl{
      font-weight: 1000;
      color:#0b1220;
      font-size: 14px;
    }
    .flinks{
      display:flex; flex-wrap:wrap; gap: 10px;
      max-width: 520px;
    }
    .flinks a{
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      color: rgba(15,23,42,.80);
      font-weight: 900;
      font-size: 12.8px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
      white-space:nowrap;
    }
    .flinks a:hover{
      transform: translateY(-1px);
      border-color: rgba(14,165,233,.22);
      background: rgba(14,165,233,.08);
    }
    .copy{
      margin-top: 16px;
      color: rgba(15,23,42,.56);
      font-weight: 800;
      font-size: 12.5px;
      text-align:center;
    }

    .toast{
      position: fixed;
      left: 50%;
      transform: translateX(-50%);
      bottom: 92px;
      z-index: 200;
      background: rgba(11,18,32,.92);
      color: #fff;
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(255,255,255,.14);
      box-shadow: 0 18px 55px rgba(0,0,0,.25);
      font-weight: 850;
      font-size: 13px;
      opacity: 0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
      width: min(520px, calc(100vw - 24px));
      text-align:center;
    }
    .toast.show{
      opacity: 1;
      transform: translateX(-50%) translateY(-2px);
    }

    .backtop{
      position: fixed;
      right: 16px;
      bottom: 18px;
      z-index: 180;
      width: 44px;
      height: 44px;
      border-radius: 16px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.80);
      box-shadow: 0 16px 40px rgba(16,24,40,.12);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      opacity: 0;
      pointer-events:none;
      transform: translateY(10px);
      transition: opacity .2s ease, transform .2s ease, background .2s ease, border-color .2s ease;
    }
    .backtop.show{
      opacity: 1;
      pointer-events:auto;
      transform: translateY(0);
    }
    .backtop:hover{
      background:#fff;
      border-color: rgba(14,165,233,.24);
    }

    .float-客服{
      position: fixed;
      left: 16px;
      bottom: 18px;
      z-index: 175;
      display:flex;
      align-items:center;
      gap: 10px;
    }
    .qrcode-btn{
      width: 46px;
      height: 46px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.82);
      box-shadow: 0 16px 40px rgba(16,24,40,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .qrcode-btn:hover{
      transform: translateY(-1px);
      background:#fff;
      border-color: rgba(14,165,233,.24);
    }
    .qrcode-pop{
      width: 170px;
      border-radius: 18px;
      border: 1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 18px 55px rgba(0,0,0,.18);
      padding: 12px;
      display:none;
      transform-origin: left bottom;
      animation: popIn .18s ease both;
    }
    @keyframes popIn{
      from{opacity:0; transform: translateY(6px) scale(.98)}
      to{opacity:1; transform: translateY(0) scale(1)}
    }
    .qrcode-pop .t{
      font-weight: 1000;
      font-size: 13px;
      color:#0b1220;
      margin-bottom: 8px;
    }
    .qrcode-pop img{
      width: 100%;
      border-radius: 14px;
      border: 1px solid rgba(15,23,42,.10);
    }

    .reveal{
      opacity: 0;
      transform: translateY(14px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.show{
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      h1{font-size: 32px;}
      .hero-inner{grid-template-columns: 1fr; gap: 14px;}
      .nav{display:none}
      .mobile-toggle{display:flex}
      .mobile-menu{display:block}
      .mobile-menu[data-open="false"]{display:none}
      .hero-inner{padding: 22px 16px}
      .data-cards{grid-template-columns: repeat(2, minmax(0,1fr))}
      .grid-3{grid-template-columns: 1fr}
      .grid-2{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .reviews{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .articles{grid-template-columns: 1fr}
      form{grid-template-columns: 1fr}
      .specs-grid{grid-template-columns: 1fr}
      .feature-grid{grid-template-columns: 1fr}
      .gallery{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .nav-ctas{min-width: auto}
      .float-客服{left: 12px}
    }

    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
      .acc-panel{transition:none}
      .data-card, .card, .step, .review, .case, .link, .btn, .small-btn{transition:none}
    }