:root{
      --bg: #fbf7f1;
      --surface: rgba(255,255,255,.78);
      --surface-2: rgba(255,255,255,.92);
      --text: #1b1f2a;
      --muted: rgba(27,31,42,.72);
      --muted2: rgba(27,31,42,.55);
      --border: rgba(27,31,42,.12);
      --shadow: 0 18px 55px rgba(18, 23, 36, .10);
      --shadow-2: 0 10px 30px rgba(18, 23, 36, .10);
      --brand: #ff2d55;
      --brand2: #7c4dff;
      --brand3: #00c2ff;
      --good: #13b981;
      --warn: #f59e0b;
      --radius: 18px;
      --radius2: 22px;
      --container: 1140px;
      --pad: 18px;
    }
    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      background:
        radial-gradient(1200px 650px at 15% 0%, rgba(255,45,85,.14), transparent 58%),
        radial-gradient(980px 520px at 90% 10%, rgba(124,77,255,.14), transparent 55%),
        radial-gradient(900px 520px at 80% 90%, rgba(0,194,255,.10), transparent 55%),
        linear-gradient(180deg, #fbf7f1 0%, #ffffff 45%, #fbf7f1 100%);
      color: var(--text);
      line-height:1.6;
    }
    a{ color: inherit; text-decoration:none; }
    .container{
      width: min(var(--container), calc(100% - 2*var(--pad)));
      margin: 0 auto;
    }

    .skip-link{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left: 14px; top: 14px; width:auto; height:auto; z-index:9999;
      background:#111827; color:#fff; padding:10px 12px; border-radius:10px;
    }

    header{
      position: sticky; top: 0; z-index: 50;
      backdrop-filter: blur(10px);
      background: linear-gradient(180deg, rgba(251,247,241,.82) 0%, rgba(251,247,241,.60) 100%);
      border-bottom: 1px solid rgba(27,31,42,.08);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding: 14px 0;
      gap: 14px;
    }
    .brand{
      display:flex; align-items:center; gap: 12px;
      min-width: 220px;
    }
    .ai-page-logo{
      width: 38px; height: 38px;
      border-radius: 12px;
      box-shadow: 0 10px 25px rgba(255,45,85,.18);
      background: rgba(255,255,255,.7);
      object-fit: contain;
    }
    .brand-title{
      display:flex; flex-direction:column; gap:2px;
    }
    .brand-title strong{
      font-size: 14px; letter-spacing:.2px;
    }
    .brand-title span{
      font-size: 12px; color: var(--muted);
    }

    .nav-links{
      display:flex; align-items:center; gap: 16px;
      flex-wrap: wrap;
      justify-content: flex-end;
    }
    .nav-links a{
      font-size: 13px; color: rgba(27,31,42,.82);
      padding: 8px 10px; border-radius: 12px;
      transition: transform .15s ease, background .15s ease, color .15s ease;
      border: 1px solid transparent;
      white-space: nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,255,255,.75);
      border-color: rgba(27,31,42,.10);
      transform: translateY(-1px);
      color: rgba(27,31,42,1);
    }
    .nav-cta{
      display:flex; align-items:center; gap: 10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap: 8px;
      padding: 11px 14px;
      border-radius: 14px;
      border: 1px solid rgba(27,31,42,.14);
      background: rgba(255,255,255,.78);
      color: rgba(27,31,42,.92);
      box-shadow: 0 10px 28px rgba(18,23,36,.07);
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      font-weight: 650;
      font-size: 13px;
      white-space: nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 16px 40px rgba(18,23,36,.11);
      background: rgba(255,255,255,.92);
      border-color: rgba(27,31,42,.22);
    }
    .btn-primary{
      border: 1px solid rgba(255,45,85,.25);
      background: linear-gradient(135deg, rgba(255,45,85,.98), rgba(124,77,255,.92));
      color: #fff;
      box-shadow: 0 18px 50px rgba(255,45,85,.18);
    }
    .btn-primary:hover{
      box-shadow: 0 24px 70px rgba(255,45,85,.26);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
    }
    .icon{
      width: 16px; height: 16px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
      width: 44px; height: 44px;
      border-radius: 14px;
      border: 1px solid rgba(27,31,42,.14);
      background: rgba(255,255,255,.75);
      align-items:center; justify-content:center;
    }
    .mobile-toggle svg{ width:20px; height:20px; }
    .mobile-panel{
      display:none;
      padding-bottom: 14px;
    }
    .mobile-panel .panel-links{
      display:flex; flex-direction:column; gap: 8px;
      padding: 10px 0 2px;
    }
    .mobile-panel .panel-links a{
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      font-size: 14px;
    }

    main{ padding: 18px 0 24px; }
    section{ padding: 46px 0; }
    .hero{
      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);
      border: 1px solid rgba(27,31,42,.10);
      background:
        radial-gradient(1100px 520px at 10% 0%, rgba(255,45,85,.18), transparent 55%),
        radial-gradient(820px 440px at 95% 15%, rgba(124,77,255,.18), transparent 52%),
        radial-gradient(820px 520px at 70% 95%, rgba(0,194,255,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.78) 0%, rgba(255,255,255,.66) 100%);
      box-shadow: var(--shadow);
      padding: 26px;
      overflow:hidden;
      position: relative;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(380px 220px at 14% 30%, rgba(255,45,85,.18), transparent 60%),
        radial-gradient(420px 240px at 72% 15%, rgba(124,77,255,.18), transparent 60%),
        radial-gradient(460px 260px at 78% 80%, rgba(0,194,255,.14), transparent 60%);
      filter: blur(6px);
      opacity:.85;
      pointer-events:none;
    }
    .hero-inner{
      position:relative;
      display:flex; flex-direction:column; gap: 16px;
    }
    .hero-badge{
      display:flex; flex-wrap:wrap; align-items:center; gap: 10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 9px 12px;
      border-radius: 999px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      font-size: 13px;
      color: rgba(27,31,42,.88);
      box-shadow: 0 10px 25px rgba(18,23,36,.06);
    }
    .pill .dot{
      width: 10px; height: 10px; border-radius: 50%;
      background: linear-gradient(135deg, var(--brand), var(--brand2));
      box-shadow: 0 0 0 4px rgba(255,45,85,.14);
    }
    .hero h1{
      margin: 0;
      font-size: clamp(28px, 3.2vw, 44px);
      letter-spacing: -0.6px;
      line-height:1.15;
    }
    .hero p{
      margin: 0;
      font-size: 15px;
      color: var(--muted);
      max-width: 62ch;
    }
    .hero-actions{
      display:flex; flex-wrap:wrap; gap: 12px;
      align-items:center;
      padding-top: 2px;
    }
    .quick-list{
      display:flex; flex-wrap:wrap; gap: 10px;
      margin-top: 2px;
    }
    .chip{
      display:inline-flex; align-items:center; gap: 8px;
      border-radius: 999px;
      padding: 8px 10px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.55);
      font-size: 13px;
      color: rgba(27,31,42,.82);
      transition: transform .15s ease;
      user-select:none;
    }
    .chip:hover{ transform: translateY(-1px); }

    .hero-side{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow-2);
      padding: 18px;
      overflow:hidden;
      position: relative;
    }
    .hero-side:after{
      content:"";
      position:absolute; inset:-40px;
      background:
        radial-gradient(520px 320px at 35% 20%, rgba(255,45,85,.16), transparent 58%),
        radial-gradient(520px 320px at 70% 80%, rgba(0,194,255,.12), transparent 58%);
      pointer-events:none;
      opacity:.7;
      filter: blur(2px);
    }
    .hero-side-inner{ position:relative; display:flex; flex-direction:column; gap: 14px; }
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
    }
    .side-title h2{
      margin:0;
      font-size: 15px;
      letter-spacing:.2px;
    }
    .side-title span{
      font-size: 12px; color: var(--muted);
      border: 1px solid rgba(27,31,42,.10);
      border-radius: 999px;
      padding: 7px 10px;
      background: rgba(255,255,255,.55);
      white-space: nowrap;
    }
    .metrics{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .metric{
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      padding: 12px 12px;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      min-height: 86px;
      display:flex; flex-direction:column; justify-content:center; gap: 6px;
    }
    .metric:hover{
      transform: translateY(-2px);
      border-color: rgba(27,31,42,.20);
      background: rgba(255,255,255,.78);
    }
    .metric b{
      font-size: 22px;
      letter-spacing:-.4px;
    }
    .metric small{ color: var(--muted); font-size: 12px; }

    .trust-row{
      display:flex; flex-wrap:wrap; gap: 10px;
      align-items:center; justify-content:space-between;
      margin-top: 4px;
    }
    .trust{
      display:flex; align-items:center; gap: 10px;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      flex: 1 1 220px;
    }
    .trust svg{ width: 18px; height:18px; }
    .trust div{ display:flex; flex-direction:column; gap: 2px; }
    .trust strong{ font-size: 13px; }
    .trust span{ font-size: 12px; color: var(--muted); }

    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between; gap: 14px;
      margin-bottom: 16px;
    }
    .section-head h2{
      margin:0;
      font-size: 22px;
      letter-spacing: -0.3px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      font-size: 14px;
      max-width: 60ch;
    }

    .grid-3{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
    .grid-2{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
    .grid-4{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
    .card{
      border-radius: var(--radius);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 30px rgba(18,23,36,.06);
      padding: 16px;
      transition: transform .15s ease, border-color .15s ease, background .15s ease;
    }
    .card:hover{
      transform: translateY(-2px);
      border-color: rgba(27,31,42,.18);
      background: rgba(255,255,255,.84);
    }
    .card h3{
      margin: 10px 0 8px;
      font-size: 16px;
      letter-spacing: -.1px;
    }
    .card p{ margin:0; color: var(--muted); font-size: 13px; }

    .kpi{
      display:flex; align-items:flex-start; gap: 12px;
    }
    .kpi .badge-icon{
      width: 40px; height: 40px; border-radius: 14px;
      border: 1px solid rgba(27,31,42,.10);
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,77,255,.10));
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 14px 40px rgba(255,45,85,.12);
      flex: 0 0 auto;
    }
    .kpi svg{ width: 18px; height:18px; }
    .kpi strong{ display:block; font-size: 16px; }
    .kpi span{ display:block; color: var(--muted); font-size: 12px; margin-top: 2px; }

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
      align-items: stretch;
    }
    .step{
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.68);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(220px 120px at 20% 0%, rgba(255,45,85,.16), transparent 60%),
        radial-gradient(220px 120px at 90% 70%, rgba(0,194,255,.12), transparent 60%);
      opacity:.55;
      pointer-events:none;
    }
    .step-inner{ position:relative; display:flex; flex-direction:column; gap: 8px; height:100%; }
    .step-num{
      display:inline-flex; align-items:center; justify-content:center;
      width: 34px; height: 34px;
      border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.66);
      font-weight: 750;
    }
    .step h3{ margin: 2px 0 0; font-size: 15px; }
    .step p{ margin:0; font-size: 13px; color: var(--muted); }

    .compare-wrap{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow-2);
      overflow:hidden;
    }
    .compare-head{
      padding: 16px 16px 10px;
      background:
        radial-gradient(900px 220px at 20% 0%, rgba(255,45,85,.15), transparent 55%),
        radial-gradient(900px 220px at 90% 30%, rgba(124,77,255,.14), transparent 55%),
        rgba(255,255,255,.70);
      border-bottom: 1px solid rgba(27,31,42,.08);
      display:flex; align-items:flex-end; justify-content:space-between; gap: 12px; flex-wrap: wrap;
    }
    .rating{
      display:flex; flex-direction:column; gap: 6px;
    }
    .rating-row{
      display:flex; align-items:center; gap: 10px; flex-wrap: wrap;
    }
    .stars{
      display:flex; gap: 6px; align-items:center;
    }
    .star{
      width: 18px; height: 18px;
      display:inline-block;
      background: linear-gradient(135deg, rgba(255,45,85,.95), rgba(124,77,255,.92));
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 12px 28px rgba(255,45,85,.16);
    }
    .rating b{
      font-size: 22px; letter-spacing:-.4px;
    }
    .rating small{ color: var(--muted); }
    table{
      width:100%;
      border-collapse: collapse;
      font-size: 13px;
      color: rgba(27,31,42,.86);
    }
    .compare-wrap th, .compare-wrap td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(27,31,42,.08);
      vertical-align: top;
    }
    .compare-wrap thead th{
      background: rgba(255,255,255,.60);
      border-bottom: 1px solid rgba(27,31,42,.10);
      font-weight: 780;
    }
    .compare-wrap tbody tr:hover td{
      background: rgba(255,255,255,.85);
    }
    .tag-good{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(19,185,129,.25);
      background: rgba(19,185,129,.10);
      color: rgba(7,87,58,.95);
      font-weight: 700;
      white-space: nowrap;
    }
    .tag-neutral{
      display:inline-flex; align-items:center; gap: 8px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(27,31,42,.14);
      background: rgba(255,255,255,.66);
      color: rgba(27,31,42,.78);
      font-weight: 700;
      white-space: nowrap;
    }

    .timeline{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items:start;
    }
    .timeline-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      padding: 16px;
      box-shadow: 0 10px 30px rgba(18,23,36,.06);
    }
    .timeline-card h3{ margin:0 0 10px; font-size: 16px; }
    .tlist{ display:flex; flex-direction:column; gap: 10px; }
    .titem{
      display:flex; gap: 12px; align-items:flex-start;
      padding: 12px;
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
    }
    .tbullet{
      width: 28px; height: 28px; border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,77,255,.10));
      display:flex; align-items:center; justify-content:center;
      font-weight: 800;
      flex:0 0 auto;
    }
    .titem b{ font-size: 13px; }
    .titem p{ margin: 3px 0 0; font-size: 12px; color: var(--muted); }

    .accordion{
      display:flex; flex-direction:column; gap: 10px;
    }
    details{
      border-radius: var(--radius);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 25px rgba(18,23,36,.05);
      overflow:hidden;
      transition: border-color .15s ease, background .15s ease;
    }
    details[open]{
      border-color: rgba(27,31,42,.18);
      background: rgba(255,255,255,.86);
    }
    summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 16px;
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      user-select:none;
      font-weight: 750;
      letter-spacing: -.1px;
      font-size: 14px;
    }
    summary::-webkit-details-marker{ display:none; }
    .sum-right{
      display:flex; align-items:center; gap: 10px;
      color: var(--muted);
      font-weight: 700;
      font-size: 12px;
    }
    .chev{
      width: 28px; height: 28px;
      border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.64);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease;
      flex: 0 0 auto;
    }
    details[open] .chev{ transform: rotate(180deg); }
    .acc-body{
      padding: 0 16px 14px;
      color: var(--muted);
      font-size: 13px;
    }

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
    }
    .review{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 30px rgba(18,23,36,.06);
      padding: 16px;
      position: relative;
      overflow:hidden;
    }
    .review:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(340px 180px at 20% 0%, rgba(255,45,85,.16), transparent 60%);
      opacity:.55;
      pointer-events:none;
    }
    .review-inner{ position:relative; display:flex; flex-direction:column; gap: 10px; }
    .review-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap: 12px;
    }
    .avatar{
      width: 42px; height: 42px;
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,77,255,.10));
      display:flex; align-items:center; justify-content:center;
      font-weight: 900;
      letter-spacing:-.2px;
      flex: 0 0 auto;
    }
    .who{
      display:flex; flex-direction:column; gap: 2px; min-width: 0;
    }
    .who b{ font-size: 14px; }
    .who span{ font-size: 12px; color: var(--muted); }
    .review p{ margin:0; color: var(--muted); font-size: 13px; }
    .review .meta{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      color: var(--muted2); font-size: 12px;
    }
    .badge-mini{
      padding: 7px 10px; border-radius: 999px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      font-weight: 800;
      color: rgba(27,31,42,.78);
      white-space: nowrap;
    }

    .cases{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
    }
    .case{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 30px rgba(18,23,36,.06);
      overflow:hidden;
      transition: transform .15s ease, border-color .15s ease;
      display:flex; flex-direction:column;
    }
    .case-media{
      background:
        radial-gradient(360px 220px at 20% 0%, rgba(255,45,85,.20), transparent 60%),
        radial-gradient(360px 220px at 90% 70%, rgba(0,194,255,.14), transparent 60%),
        rgba(255,255,255,.60);
      padding: 14px;
      display:flex; flex-direction:column; gap: 8px;
      min-height: 112px;
    }
    .case-media .mock-row{ display:flex; gap: 10px; align-items:center; }
    .mock{
      height: 46px; flex: 1;
      border-radius: 14px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.68);
      position: relative;
      overflow:hidden;
    }
    .mock:after{
      content:"";
      position:absolute; inset:-30px;
      background: linear-gradient(90deg, transparent, rgba(255,45,85,.14), rgba(124,77,255,.14), transparent);
      transform: rotate(8deg);
      opacity:.9;
      animation: shimmer 2.4s ease-in-out infinite;
      pointer-events:none;
    }
    @keyframes shimmer{
      0%{ transform: translateX(-25%) rotate(8deg); opacity:.35;}
      50%{ transform: translateX(25%) rotate(8deg); opacity:.65;}
      100%{ transform: translateX(-25%) rotate(8deg); opacity:.35;}
    }
    .case-media .subline{ color: var(--muted); font-size: 12px; }
    .case-body{ padding: 14px 16px 16px; display:flex; flex-direction:column; gap: 8px; }
    .case-body h3{ margin:0; font-size: 16px; }
    .case-body p{ margin:0; color: var(--muted); font-size: 13px; }
    .case-footer{
      margin-top:auto;
      padding: 12px 16px 16px;
      display:flex; gap: 10px; align-items:center; justify-content:space-between;
      border-top: 1px solid rgba(27,31,42,.08);
    }
    .link-soft{
      color: rgba(27,31,42,.88);
      font-weight: 780;
      font-size: 13px;
      display:flex; align-items:center; gap: 8px;
      padding: 8px 10px;
      border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      transition: transform .15s ease, background .15s ease;
    }
    .link-soft:hover{ transform: translateY(-1px); background: rgba(255,255,255,.86); }
    .small-muted{ color: var(--muted2); font-size: 12px; }

    .media-strip{
      display:grid; grid-template-columns: 1.05fr .95fr; gap: 14px;
      align-items: stretch;
    }
    .media-panel{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow-2);
      padding: 16px;
      overflow:hidden;
      position: relative;
    }
    .media-panel h3{ margin: 0 0 10px; font-size: 16px; }
    .media-panel p{ margin:0 0 12px; color: var(--muted); font-size: 13px; }
    .media-grid{
      display:grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
    }
    .imgbox{
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.60);
      padding: 10px;
      display:flex; flex-direction:column; gap: 8px;
    }
    .imgbox .ratio{
      width: 100%;
      aspect-ratio: 16/10;
      border-radius: 12px;
      overflow:hidden;
      border: 1px solid rgba(27,31,42,.08);
      background: rgba(255,255,255,.55);
      display:flex; align-items:center; justify-content:center;
    }
    .imgbox .ratio img{
      width:100%; height:100%;
      object-fit: cover;
      display:block;
    }
    .imgbox .label{
      font-size: 12px;
      color: rgba(27,31,42,.78);
      font-weight: 750;
      display:flex; justify-content:space-between; gap: 10px;
    }
    .meter{
      height: 8px; border-radius: 999px;
      background: rgba(27,31,42,.08);
      overflow:hidden;
      border: 1px solid rgba(27,31,42,.08);
    }
    .meter > i{
      display:block; height: 100%;
      width: 62%;
      border-radius: 999px;
      background: linear-gradient(90deg, rgba(255,45,85,.9), rgba(124,77,255,.9));
    }

    .form-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.72);
      box-shadow: var(--shadow-2);
      padding: 16px;
    }
    form{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 12px;
      align-items:start;
    }
    .field{
      display:flex; flex-direction:column; gap: 8px;
    }
    .field label{
      font-size: 13px;
      color: rgba(27,31,42,.82);
      font-weight: 750;
    }
    .field input, .field select, .field textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(27,31,42,.14);
      background: rgba(255,255,255,.78);
      color: rgba(27,31,42,.95);
      outline: none;
      transition: border-color .15s ease, box-shadow .15s ease, background .15s ease;
      font-size: 14px;
    }
    .field textarea{ min-height: 110px; resize: vertical; }
    .field input:focus, .field select:focus, .field textarea:focus{
      border-color: rgba(255,45,85,.35);
      box-shadow: 0 0 0 4px rgba(255,45,85,.12);
      background: rgba(255,255,255,.92);
    }
    .span-2{ grid-column: span 2; }
    .form-actions{
      display:flex; gap: 12px; align-items:center; justify-content:space-between; flex-wrap: wrap;
      grid-column: span 2;
      margin-top: 2px;
    }
    .hint{
      color: var(--muted2);
      font-size: 12px;
      max-width: 60ch;
    }
    .form-actions .btn{ padding: 12px 16px; }

    .tagcloud{
      display:flex; flex-wrap:wrap; gap: 10px;
      padding-top: 4px;
    }
    .tword{
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      font-size: 13px;
      color: rgba(27,31,42,.82);
      transition: transform .15s ease, background .15s ease;
      user-select:none;
    }
    .tword:hover{ transform: translateY(-1px); background: rgba(255,255,255,.86); }

    footer{
      border-top: 1px solid rgba(27,31,42,.08);
      background: rgba(255,255,255,.70);
      padding: 22px 0 26px;
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.2fr .8fr; gap: 16px; align-items:start;
    }
    .footer-left p{ margin: 10px 0 0; color: var(--muted); font-size: 13px; max-width: 60ch; }
    .footer-links{
      display:flex; flex-wrap:wrap; gap: 10px;
      margin-top: 10px;
    }
    .footer-links a{
      padding: 8px 10px;
      border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      font-size: 13px;
      color: rgba(27,31,42,.86);
      transition: transform .15s ease, background .15s ease;
    }
    .footer-links a:hover{ transform: translateY(-1px); background: rgba(255,255,255,.86); }
    .footer-right{
      display:flex; flex-direction:column; gap: 10px; align-items:flex-start;
    }
    .contact-row{
      display:flex; gap: 12px; align-items:flex-start; width:100%;
    }
    .contact-card{
      border-radius: var(--radius);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      padding: 12px;
      width: 100%;
      display:flex; gap: 12px; align-items:flex-start;
    }
    .qrcode{
      width: 64px; height: 64px;
      border-radius: 16px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.62);
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex: 0 0 auto;
    }
    .qrcode img{
      width:100%; height:100%;
      object-fit: cover;
      display:block;
    }
    .contact-card b{ display:block; font-size: 14px; }
    .contact-card span{ display:block; margin-top: 4px; color: var(--muted); font-size: 13px; word-break: break-word; }
    .footer-bottom{
      margin-top: 14px;
      padding-top: 12px;
      border-top: 1px dashed rgba(27,31,42,.12);
      display:flex; justify-content:space-between; gap: 12px; flex-wrap:wrap;
      color: var(--muted2);
      font-size: 12px;
    }

    .float-warp{
      position: fixed; right: 14px; bottom: 14px; z-index: 60;
      display:flex; flex-direction:column; gap: 10px; align-items:flex-end;
      pointer-events:none;
    }
    .float-btn{
      pointer-events:auto;
      width: 54px; height: 54px;
      border-radius: 18px;
      border: 1px solid rgba(27,31,42,.14);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 50px rgba(18,23,36,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, background .15s ease;
    }
    .float-btn:hover{ transform: translateY(-2px); background: rgba(255,255,255,.92); }
    .float-btn svg{ width: 20px; height: 20px; }
    .kefu-pop{
      pointer-events:auto;
      width: min(320px, calc(100vw - 28px));
      border-radius: var(--radius2);
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 24px 80px rgba(18,23,36,.18);
      overflow:hidden;
      transform-origin: bottom right;
      display:none;
    }
    .kefu-pop.open{ display:block; animation: popIn .18s ease-out; }
    @keyframes popIn{
      from{ transform: scale(.98); opacity:.0; }
      to{ transform: scale(1); opacity:1; }
    }
    .kefu-pop .kefu-head{
      padding: 12px 14px;
      border-bottom: 1px solid rgba(27,31,42,.08);
      background: linear-gradient(135deg, rgba(255,45,85,.12), rgba(124,77,255,.10));
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
    }
    .kefu-pop .kefu-head b{ font-size: 14px; }
    .kefu-pop .close{
      width: 34px; height: 34px;
      border-radius: 12px;
      border: 1px solid rgba(27,31,42,.10);
      background: rgba(255,255,255,.70);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .kefu-pop .close svg{ width: 16px; height: 16px; }
    .kefu-pop .kefu-body{
      padding: 12px 14px 14px;
      display:flex; gap: 12px; align-items:flex-start;
    }
    .kefu-pop .kefu-body .qrcode{ width: 76px; height: 76px; border-radius: 22px; }
    .kefu-pop .kefu-body .info{
      display:flex; flex-direction:column; gap: 8px; min-width:0;
    }
    .kefu-pop .kefu-body .info span{ color: var(--muted); font-size: 13px; }
    .kefu-pop .kefu-body .row{
      display:flex; gap: 10px; flex-wrap:wrap;
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .45s ease, transform .45s ease;
    }
    .reveal.show{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .metrics{ grid-template-columns: 1fr 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; }
      .media-strip{ grid-template-columns: 1fr; }
      .timeline{ grid-template-columns: 1fr; }
      .reviews .review{ padding: 14px; }
      form{ grid-template-columns: 1fr; }
      .span-2{ grid-column: auto; }
      .form-actions{ grid-column: auto; }
      .footer-grid{ grid-template-columns: 1fr; }
      .nav-links{ display:none; }
      .nav-cta{ display:none; }
      .mobile-toggle{ display:flex; }
      .mobile-panel{ display:block; }
    }
    @media (prefers-reduced-motion: reduce){
      .reveal{ transition:none; }
      html{ scroll-behavior:auto; }
      .mock:after{ animation:none; }
    }