:root{
      --bg0:#fff7f2;
      --bg1:#ffffff;
      --text:#1f2937;
      --muted:#5b6576;
      --muted2:#7b8797;
      --line:#e7e2dc;
      --card:#ffffff;
      --shadow: 0 14px 40px rgba(23,18,10,.10);
      --shadow2: 0 10px 26px rgba(255,94,0,.14);
      --accent:#ff6a00;
      --accent2:#ff3d2e;
      --accent3:#ff9a3d;
      --accentDeep:#c63a00;
      --ring: rgba(255,106,0,.35);
      --radius: 18px;
      --radius2: 14px;
      --container: 1120px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1200px 600px at 15% 0%, rgba(255,106,0,.18), transparent 55%),
        radial-gradient(980px 520px at 85% 10%, rgba(255,61,46,.14), transparent 55%),
        linear-gradient(180deg, var(--bg0), #fff 55%);
    }
    a{color:inherit}
    .container{
      max-width: var(--container);
      margin: 0 auto;
      padding: 0 20px;
    }
    .skip-link{
      position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
    }
    .skip-link:focus{
      left:20px; top:20px; width:auto; height:auto; z-index:9999;
      background:#111827; color:#fff; padding:10px 12px; border-radius:10px;
      outline:2px solid rgba(255,106,0,.6);
    }

    header{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom: 1px solid rgba(231,226,220,.75);
    }
    .nav-wrap{
      display:flex; align-items:center; justify-content:space-between;
      padding: 14px 0;
      gap: 16px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 210px;
    }
    .ai-page-logo{
      width:44px; height:44px;
      object-fit:contain;
      filter: drop-shadow(0 6px 14px rgba(255,106,0,.24));
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.15;
    }
    .brand-title strong{font-size:14px; letter-spacing:.2px}
    .brand-title span{font-size:12px; color:var(--muted2)}
    nav{
      display:flex; align-items:center; gap:14px;
      flex-wrap:nowrap;
    }
    .nav-links{
      display:flex; align-items:center; gap: 14px;
      padding: 0;
      margin:0;
      list-style:none;
    }
    .nav-links a{
      text-decoration:none;
      font-size:13px;
      color:var(--muted);
      padding: 8px 10px;
      border-radius: 999px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,106,0,.10);
      color: var(--text);
      transform: translateY(-1px);
    }
    .nav-right{
      display:flex; align-items:center; gap:10px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:10px;
      padding: 10px 12px;
      border: 1px solid rgba(255,106,0,.22);
      background: rgba(255,106,0,.08);
      border-radius: 999px;
      font-size: 12px;
      color: var(--text);
      white-space:nowrap;
    }
    .pill .dot{
      width:9px; height:9px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #ffd2b8, var(--accent));
      box-shadow: 0 0 0 6px rgba(255,106,0,.14);
    }
    .btn{
      appearance:none; border:0; cursor:pointer;
      font-weight:700;
      padding: 11px 14px;
      border-radius: 14px;
      transition: transform .18s ease, box-shadow .18s ease, filter .18s ease, background .18s ease;
      text-decoration:none;
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:3px solid var(--ring); outline-offset:2px}
    .btn-primary{
      color:#fff;
      background: linear-gradient(135deg, var(--accent) 0%, var(--accent2) 100%);
      box-shadow: 0 16px 34px rgba(255,106,0,.26), 0 10px 18px rgba(255,61,46,.14);
    }
    .btn-primary:hover{transform: translateY(-1px); filter: saturate(1.03)}
    .btn-ghost{
      background: rgba(255,255,255,.65);
      border: 1px solid rgba(31,41,55,.14);
      color: var(--text);
      box-shadow: 0 10px 20px rgba(17,24,39,.06);
    }
    .btn-ghost:hover{transform: translateY(-1px); box-shadow: 0 16px 30px rgba(17,24,39,.10)}
    .btn-soft{
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.20);
      color: var(--accentDeep);
    }
    .btn-soft:hover{transform: translateY(-1px)}
    .icon{
      width:18px; height:18px; display:inline-block;
    }

    .mobile-toggle{
      display:none;
      width:42px; height:42px;
      border-radius: 14px;
      border: 1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.7);
      box-shadow: 0 10px 20px rgba(17,24,39,.06);
      align-items:center; justify-content:center;
      cursor:pointer;
    }
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px; background: #1f2937;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:5px}
    .burger span:nth-child(3){top:10px}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .mobile-toggle[aria-expanded="true"] .burger span:nth-child(3){top:5px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding: 0 0 14px 0;
    }
    .mobile-panel-inner{
      border: 1px solid rgba(231,226,220,.9);
      background: rgba(255,255,255,.85);
      border-radius: 16px;
      padding: 12px;
      box-shadow: 0 18px 46px rgba(23,18,10,.10);
    }
    .mobile-panel a{
      display:flex; justify-content:space-between; align-items:center;
      text-decoration:none;
      padding: 12px 12px;
      border-radius: 14px;
      color: var(--text);
      font-weight:650;
      font-size: 14px;
      transition: background .18s ease, transform .18s ease;
    }
    .mobile-panel a:hover{background: rgba(255,106,0,.10); transform: translateY(-1px)}
    .mobile-panel .meta{
      display:flex; flex-wrap:wrap; gap:10px; margin-top: 10px;
    }
    .mobile-panel .meta .pill{flex: 1 1 auto; justify-content:center}

    main{padding-bottom: 14px}

    .hero{
      padding: 34px 0 12px 0;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.05fr .95fr;
      gap: 18px;
      align-items: stretch;
    }
    .hero-left{
      padding: 28px 20px 26px 20px;
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background:
        radial-gradient(900px 420px at 0% 0%, rgba(255,106,0,.22), transparent 60%),
        radial-gradient(760px 360px at 90% 10%, rgba(255,61,46,.14), transparent 58%),
        linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
      box-shadow: 0 22px 60px rgba(255,106,0,.10);
      overflow:hidden;
      position:relative;
      min-height: 340px;
    }
    .hero-left:before{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        radial-gradient(14px 14px at 12% 24%, rgba(255,106,0,.35), transparent 65%),
        radial-gradient(12px 12px at 18% 66%, rgba(255,61,46,.28), transparent 65%),
        radial-gradient(10px 10px at 62% 22%, rgba(255,154,61,.28), transparent 65%),
        radial-gradient(8px 8px at 74% 58%, rgba(255,106,0,.22), transparent 65%);
      opacity:.85;
      pointer-events:none;
    }
    .hero-left > *{position:relative}
    .eyebrow{
      display:flex; align-items:center; gap:10px;
      font-weight:800;
      letter-spacing:.3px;
      color: var(--accentDeep);
      font-size: 12px;
      margin-bottom: 10px;
    }
    .eyebrow .chip{
      display:inline-flex; align-items:center; gap:8px;
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.18);
      box-shadow: 0 10px 20px rgba(255,106,0,.08);
    }
    .pulse{
      width:9px; height:9px; border-radius:50%;
      background: var(--accent);
      box-shadow: 0 0 0 0 rgba(255,106,0,.45);
      animation: pulse 2.2s infinite;
    }
    @keyframes pulse{
      0%{box-shadow:0 0 0 0 rgba(255,106,0,.35)}
      65%{box-shadow:0 0 0 10px rgba(255,106,0,0)}
      100%{box-shadow:0 0 0 0 rgba(255,106,0,0)}
    }
    h1{
      margin: 0 0 12px 0;
      font-size: 34px;
      line-height: 1.12;
      letter-spacing: -0.6px;
    }
    .hero-sub{
      margin: 0 0 16px 0;
      color: var(--muted);
      font-size: 14.5px;
      line-height: 1.75;
      max-width: 56ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top: 14px;
    }
    .quick-list{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top: 18px;
    }
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding: 10px 12px;
      border-radius: 999px;
      background: rgba(255,255,255,.7);
      border: 1px solid rgba(231,226,220,.95);
      color: var(--text);
      font-size: 12.5px;
      box-shadow: 0 14px 26px rgba(17,24,39,.05);
      transition: transform .18s ease, border-color .18s ease;
    }
    .tag:hover{transform: translateY(-1px); border-color: rgba(255,106,0,.35)}
    .tag svg{opacity:.9}
    .hero-right{
      padding: 18px;
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.65));
      box-shadow: 0 18px 54px rgba(23,18,10,.08);
      overflow:hidden;
      position:relative;
      min-height: 340px;
    }
    .hero-right:after{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(420px 240px at 82% 14%, rgba(255,106,0,.20), transparent 60%),
        radial-gradient(340px 210px at 10% 88%, rgba(255,61,46,.13), transparent 55%);
      pointer-events:none;
    }
    .hero-right > *{position:relative}
    .metric-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 6px;
    }
    .metric{
      padding: 14px 14px 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(231,226,220,.95);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 44px rgba(255,106,0,.12);
      border-color: rgba(255,106,0,.35);
    }
    .metric .num{
      font-size: 20px;
      font-weight: 950;
      letter-spacing: -0.4px;
    }
    .metric .label{
      font-size: 12.5px;
      color: var(--muted);
      margin-top: 4px;
      line-height: 1.5;
    }
    .metric .mini{
      display:flex; align-items:center; gap:8px;
      margin-top: 10px;
      color: var(--text);
      font-size: 12px;
      font-weight: 700;
    }
    .mini .spark{
      width:26px; height:26px; border-radius: 10px;
      background: rgba(255,106,0,.12);
      border: 1px solid rgba(255,106,0,.20);
      display:inline-flex; align-items:center; justify-content:center;
    }
    .hero-right .flow-card{
      margin-top: 12px;
      border-radius: 16px;
      padding: 14px 14px 12px;
      background: rgba(255,106,0,.06);
      border: 1px solid rgba(255,106,0,.18);
    }
    .flow-head{
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .flow-head strong{font-size: 14px}
    .step-pill{
      font-size: 12px; font-weight:800;
      color: var(--accentDeep);
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.18);
      padding: 8px 10px;
      border-radius: 999px;
      white-space:nowrap;
    }
    .mini-steps{
      display:flex; gap:10px; flex-wrap:wrap;
      margin-top: 10px;
    }
    .mini-step{
      flex: 1 1 120px;
      display:flex; gap:10px; align-items:flex-start;
      padding: 10px 10px;
      border-radius: 14px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(231,226,220,.95);
    }
    .mini-step .n{
      width:26px; height:26px; border-radius: 10px;
      background: linear-gradient(135deg, rgba(255,106,0,.22), rgba(255,61,46,.14));
      border: 1px solid rgba(255,106,0,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight: 950; font-size: 12px;
      color: var(--accentDeep);
      flex: 0 0 auto;
      margin-top: 2px;
    }
    .mini-step .t{
      font-size: 12.5px; line-height:1.5;
      color: var(--muted);
    }

    section.block{
      padding: 28px 0 6px;
    }
    .section-head{
      display:flex; justify-content:space-between; align-items:flex-end; gap:16px;
      margin-bottom: 14px;
    }
    .section-head h2{
      margin:0;
      font-size: 22px;
      letter-spacing: -0.4px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      font-size: 13.5px;
      line-height: 1.6;
      max-width: 64ch;
    }
    .section-actions{
      display:flex; gap:10px; flex-wrap:wrap; justify-content:flex-end;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .card{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 26px 70px rgba(255,106,0,.12);
      border-color: rgba(255,106,0,.35);
    }
    .card-pad{padding: 16px}
    .card h3{
      margin: 10px 0 8px 0;
      font-size: 15.5px;
      letter-spacing: -0.2px;
    }
    .card p{
      margin:0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
    }
    .card .top{
      display:flex; align-items:center; gap:12px;
    }
    .badge-icon{
      width:42px; height:42px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(255,106,0,.20), rgba(255,61,46,.10));
      border: 1px solid rgba(255,106,0,.22);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 18px 36px rgba(255,106,0,.10);
      flex:0 0 auto;
    }
    .badge-icon svg{opacity:.95}

    .two-col{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items:start;
    }
    .list{
      margin: 10px 0 0 0;
      padding:0;
      list-style:none;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .li{
      display:flex; gap:12px; align-items:flex-start;
      padding: 12px;
      border-radius: 16px;
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.7);
    }
    .check{
      width:26px; height:26px; border-radius: 10px;
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto; margin-top: 2px;
    }
    .li strong{font-size: 13.5px}
    .li span{display:block; color: var(--muted); font-size: 12.8px; line-height: 1.6; margin-top: 3px}

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap: 12px;
    }
    .step{
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      position:relative;
      overflow:hidden;
      min-height: 190px;
    }
    .step:before{
      content:"";
      position:absolute; left:-40px; top:-40px;
      width:120px; height:120px; border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, rgba(255,154,61,.22), transparent 60%);
      pointer-events:none;
    }
    .step > *{position:relative}
    .step .k{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .step .n{
      width:38px; height:38px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(255,106,0,.20), rgba(255,61,46,.10));
      border: 1px solid rgba(255,106,0,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight: 950;
      color: var(--accentDeep);
      letter-spacing: -0.2px;
      box-shadow: 0 18px 36px rgba(255,106,0,.10);
    }
    .step .t2{
      font-size: 12px; font-weight:900; color: var(--muted);
      background: rgba(255,255,255,.7);
      border:1px solid rgba(231,226,220,.95);
      border-radius: 999px;
      padding: 8px 10px;
      white-space:nowrap;
    }
    .step h3{
      margin: 12px 0 8px 0;
      font-size: 15px;
    }
    .step p{margin:0; color: var(--muted); font-size: 13px; line-height: 1.75}

    .compare-wrap{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      overflow:hidden;
    }
    .compare-head{
      padding: 16px;
      background: linear-gradient(135deg, rgba(255,106,0,.12), rgba(255,61,46,.06));
      border-bottom: 1px solid rgba(231,226,220,.95);
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .rating{
      display:flex; align-items:flex-end; gap:10px;
    }
    .rating .stars{
      display:flex; gap:4px;
      margin-bottom: 6px;
    }
    .rating .star{
      width:18px; height:18px;
      color: var(--accent);
      filter: drop-shadow(0 8px 16px rgba(255,106,0,.18));
    }
    .rating .score{
      font-size: 28px; font-weight: 1000; letter-spacing: -0.6px;
    }
    .rating .outof{
      color: var(--muted);
      font-weight: 800;
      font-size: 13px;
      margin-bottom: 5px;
    }
    .compare-title{
      display:flex; flex-direction:column; gap:6px;
      min-width: 260px;
    }
    .compare-title strong{
      font-size: 14px;
      color: var(--muted);
    }
    .compare-title b{
      font-size: 16px;
      letter-spacing: -0.3px;
    }

    .compare-table{
      width:100%;
      border-collapse: collapse;
      min-width: 760px;
    }
    .compare-table th, .compare-table td{
      border-bottom: 1px solid rgba(231,226,220,.95);
      padding: 12px 12px;
      text-align:left;
      vertical-align:top;
      font-size: 13.2px;
      line-height: 1.55;
    }
    .compare-table th{
      background: rgba(255,255,255,.7);
      color: var(--muted);
      font-weight: 900;
    }
    .col-k{
      width: 26%;
      color: var(--muted);
      font-weight: 900;
    }
    .ok{
      display:flex; align-items:flex-start; gap:10px;
      color: var(--text);
      font-weight: 800;
    }
    .ok .tick{
      width:22px; height:22px; border-radius: 10px;
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.20);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto; margin-top: 1px;
    }
    .semi{
      display:flex; align-items:flex-start; gap:10px;
      color: var(--muted);
      font-weight: 800;
    }
    .semi .dash{
      width:22px; height:22px; border-radius: 10px;
      background: rgba(31,41,55,.06);
      border: 1px solid rgba(31,41,55,.12);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto; margin-top: 1px;
    }

    .table-scroll{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
    }
    .table-scroll::-webkit-scrollbar{height:10px}
    .table-scroll::-webkit-scrollbar-thumb{background: rgba(255,106,0,.25); border-radius: 999px}

    .faq{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 14px;
      align-items:start;
    }
    .faq-col{
      display:flex; flex-direction:column; gap: 10px;
    }
    .faq-item{
      border-radius: 18px;
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      overflow:hidden;
    }
    .faq-q{
      width:100%;
      text-align:left;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      padding: 14px 14px;
      border:0; background:transparent; cursor:pointer;
      font-weight: 900;
      color: var(--text);
      font-size: 14px;
    }
    .faq-q:focus{outline:3px solid var(--ring); outline-offset:2px}
    .faq-q .chev{
      width:34px; height:34px; border-radius: 14px;
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      transition: transform .2s ease, border-color .2s ease, background .2s ease;
      flex:0 0 auto;
    }
    .faq-item[data-open="true"] .faq-q .chev{
      transform: rotate(180deg);
      border-color: rgba(255,106,0,.35);
      background: rgba(255,106,0,.08);
    }
    .faq-a{
      max-height: 0;
      overflow:hidden;
      transition: max-height .26s ease;
    }
    .faq-item[data-open="true"] .faq-a{
      max-height: 220px;
    }
    .faq-a .inner{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
    }

    .testimonial-grid{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .quote{
      padding: 16px;
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
    }
    .quote .person{
      display:flex; align-items:center; gap:12px;
      margin-bottom: 10px;
    }
    .avatar{
      width:44px; height:44px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(255,106,0,.20), rgba(255,61,46,.10));
      border: 1px solid rgba(255,106,0,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight: 1000;
      color: var(--accentDeep);
      letter-spacing: -0.2px;
      box-shadow: 0 18px 36px rgba(255,106,0,.10);
    }
    .person strong{display:block; font-size: 14px}
    .person span{display:block; color: var(--muted); font-size: 12.5px; margin-top:3px}
    .quote p{
      margin:0;
      color: var(--text);
      font-size: 13.3px;
      line-height: 1.8;
    }
    .quote .foot{
      margin-top: 12px;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      color: var(--muted);
      font-weight: 800;
      font-size: 12.3px;
    }
    .quote .meter{
      display:flex; align-items:center; gap:8px; flex-wrap:wrap;
    }
    .meter .b{
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(255,106,0,.08);
      border: 1px solid rgba(255,106,0,.18);
      color: var(--accentDeep);
    }

    .case-grid{
      display:grid; grid-template-columns: repeat(3, 1fr);
      gap: 14px;
      align-items:stretch;
    }
    .case-card{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      display:flex; flex-direction:column;
    }
    .case-card:hover{
      transform: translateY(-3px);
      box-shadow: 0 26px 70px rgba(255,106,0,.12);
      border-color: rgba(255,106,0,.35);
    }
    .case-media{
      padding: 14px;
      background: linear-gradient(135deg, rgba(255,106,0,.12), rgba(255,61,46,.06));
      border-bottom: 1px solid rgba(231,226,220,.95);
    }
    .case-media .thumb{
      border-radius: 16px;
      background: rgba(255,255,255,.7);
      border: 1px dashed rgba(255,106,0,.25);
      display:flex; align-items:center; justify-content:center;
      height: 110px;
      position:relative;
      overflow:hidden;
    }
    .case-media .thumb:before{
      content:"";
      position:absolute; inset:-60px;
      background:
        conic-gradient(from 140deg, rgba(255,106,0,.22), rgba(255,61,46,.10), rgba(255,154,61,.16), rgba(255,106,0,.22));
      filter: blur(10px);
      opacity:.65;
      animation: drift 8s linear infinite;
    }
    @keyframes drift{
      0%{transform: rotate(0deg)}
      100%{transform: rotate(360deg)}
    }
    .case-media .thumb > span{
      position:relative;
      font-weight: 1000;
      color: rgba(31,41,55,.75);
      letter-spacing: -0.4px;
      font-size: 14px;
      text-align:center;
      padding: 0 10px;
    }
    .case-body{padding: 14px 16px 16px; display:flex; flex-direction:column; gap:10px; flex:1}
    .case-body h3{
      margin:0;
      font-size: 15px;
      letter-spacing: -0.2px;
    }
    .case-body p{
      margin:0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
      flex:1;
    }
    .case-actions{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-top: 2px;
    }
    .link-btn{
      text-decoration:none;
      border-radius: 14px;
      padding: 10px 12px;
      border: 1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.72);
      font-weight: 900;
      font-size: 13px;
      color: var(--text);
      display:inline-flex; align-items:center; gap:10px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .link-btn:hover{
      transform: translateY(-1px);
      border-color: rgba(255,106,0,.35);
      background: rgba(255,106,0,.08);
    }

    .article-grid{
      display:grid; grid-template-columns: 1.2fr .8fr;
      gap: 14px;
      align-items:start;
    }
    .article-list{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      overflow:hidden;
    }
    .article-list .head{
      padding: 16px;
      background: linear-gradient(135deg, rgba(255,106,0,.12), rgba(255,61,46,.06));
      border-bottom: 1px solid rgba(231,226,220,.95);
      display:flex; align-items:center; justify-content:space-between; gap:14px; flex-wrap:wrap;
    }
    .article-list .head strong{font-size: 15px}
    .article-list .head span{color: var(--muted); font-size: 12.8px; font-weight: 800}
    .articles{
      margin:0; padding:0; list-style:none;
    }
    .article{
      padding: 14px 16px;
      display:flex; gap:12px; align-items:flex-start; justify-content:space-between;
      border-bottom: 1px solid rgba(231,226,220,.95);
    }
    .article:last-child{border-bottom:0}
    .article .left{
      display:flex; flex-direction:column; gap:6px;
    }
    .article a{
      text-decoration:none; font-weight: 950; font-size: 14px;
      letter-spacing: -0.2px;
    }
    .article a:hover{color: var(--accentDeep)}
    .meta-line{
      color: var(--muted);
      font-size: 12.6px;
      font-weight: 800;
    }
    .article .right{
      display:flex; flex-direction:column; gap:8px; align-items:flex-end;
      min-width: 120px;
    }
    .badge{
      font-size: 12px; font-weight: 950; color: var(--accentDeep);
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.18);
      padding: 8px 10px;
      border-radius: 999px;
      white-space:nowrap;
    }
    .smallbtn{
      text-decoration:none;
      border-radius: 14px;
      padding: 9px 10px;
      border: 1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.72);
      font-weight: 950;
      font-size: 12.8px;
      color: var(--text);
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .smallbtn:hover{transform: translateY(-1px); border-color: rgba(255,106,0,.35); background: rgba(255,106,0,.08)}

    .side-panel{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .side-panel:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(380px 260px at 90% 0%, rgba(255,106,0,.18), transparent 60%),
        radial-gradient(300px 220px at 0% 100%, rgba(255,61,46,.10), transparent 55%);
      pointer-events:none;
    }
    .side-panel > *{position:relative}
    .side-panel h3{
      margin: 0 0 8px;
      font-size: 15.5px;
      letter-spacing: -0.2px;
    }
    .side-panel p{
      margin:0 0 12px;
      color: var(--muted);
      font-size: 13.2px;
      line-height:1.75;
    }
    .network-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 10px;
      margin-top: 8px;
    }
    .network-item{
      padding: 12px;
      border-radius: 16px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(231,226,220,.95);
    }
    .network-item strong{
      display:block; font-size: 13.2px; margin-bottom: 6px;
    }
    .network-item span{
      color: var(--muted);
      font-weight: 800;
      font-size: 12.3px;
      line-height:1.55;
      display:block;
    }

    .form{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      padding: 16px;
      overflow:hidden;
      position:relative;
    }
    .form:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(540px 260px at 0% 0%, rgba(255,106,0,.16), transparent 60%),
        radial-gradient(440px 240px at 100% 20%, rgba(255,61,46,.10), transparent 55%);
      pointer-events:none;
    }
    .form > *{position:relative}
    form{margin-top: 10px}
    .form-grid{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .field{display:flex; flex-direction:column; gap:8px}
    label{
      font-size: 12.8px; font-weight: 950; color: var(--muted);
    }
    input, select, textarea{
      width:100%;
      border-radius: 14px;
      border: 1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.74);
      padding: 12px 12px;
      font-size: 14px;
      color: var(--text);
      transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
    }
    textarea{min-height: 104px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      outline:none;
      border-color: rgba(255,106,0,.45);
      box-shadow: 0 0 0 4px rgba(255,106,0,.16);
    }
    .form-actions{
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top: 12px;
    }
    .hint{
      color: var(--muted);
      font-size: 12.7px;
      font-weight: 850;
      line-height: 1.55;
      max-width: 52ch;
    }
    .toast{
      position: fixed; left: 50%; transform: translateX(-50%);
      bottom: 18px;
      background: rgba(17,24,39,.92);
      color: #fff;
      padding: 12px 14px;
      border-radius: 14px;
      box-shadow: 0 18px 52px rgba(0,0,0,.22);
      opacity:0; pointer-events:none;
      transition: opacity .22s ease, transform .22s ease;
      z-index: 999;
      max-width: calc(100vw - 28px);
      font-size: 13px;
      font-weight: 800;
    }
    .toast.show{
      opacity:1;
      transform: translateX(-50%) translateY(-4px);
    }

    footer{
      margin-top: 18px;
      background: linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.92));
      border-top: 1px solid rgba(231,226,220,.95);
      padding: 20px 0 18px;
    }
    .footer-grid{
      display:grid; grid-template-columns: 1.1fr .9fr;
      gap: 14px; align-items:start;
    }
    .foot-card{
      border-radius: var(--radius);
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(23,18,10,.06);
      padding: 16px;
    }
    .foot-title{
      display:flex; align-items:center; gap:12px;
      margin-bottom: 8px;
    }
    .foot-title strong{
      font-size: 15.5px; letter-spacing: -0.2px;
    }
    .foot-card p{
      margin: 0;
      color: var(--muted);
      font-size: 13.2px;
      line-height: 1.75;
    }
    .footer-links{
      margin-top: 12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .footer-links a{
      text-decoration:none;
      border-radius: 999px;
      padding: 10px 12px;
      border: 1px solid rgba(31,41,55,.14);
      background: rgba(255,255,255,.72);
      font-weight: 900;
      color: var(--text);
      font-size: 12.8px;
      transition: transform .18s ease, border-color .18s ease, background .18s ease;
    }
    .footer-links a:hover{
      transform: translateY(-1px);
      border-color: rgba(255,106,0,.35);
      background: rgba(255,106,0,.08);
    }
    .copyright{
      margin-top: 12px;
      color: var(--muted2);
      font-weight: 850;
      font-size: 12.5px;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }

    .float-kefu{
      position: fixed;
      right: 16px;
      bottom: 16px;
      z-index: 90;
      display:flex; flex-direction:column; gap:10px; align-items:flex-end;
    }
    .float-item{
      border-radius: 18px;
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 50px rgba(23,18,10,.10);
      overflow:hidden;
      width: 168px;
      transform-origin: right bottom;
      transition: transform .18s ease;
    }
    .float-item:hover{transform: translateY(-2px)}
    .float-btn{
      width:168px;
      border:0; background:transparent; cursor:pointer;
      padding: 12px 12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .float-btn .left{
      display:flex; align-items:center; gap:10px;
    }
    .float-btn .ic{
      width:38px; height:38px; border-radius: 16px;
      background: rgba(255,106,0,.10);
      border: 1px solid rgba(255,106,0,.20);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
    }
    .float-btn strong{display:block; font-size: 13.2px; letter-spacing:-.2px}
    .float-btn span{display:block; color: var(--muted); font-weight:850; font-size: 12.3px; margin-top:2px}
    .qr-wrap{
      padding: 10px 12px 12px;
      border-top: 1px solid rgba(231,226,220,.95);
      background: linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,.90));
      display:none;
    }
    .float-item[data-open="true"] .qr-wrap{display:block}
    .qr-img{
      width: 132px;
      margin: 0 auto;
      display:block;
      border-radius: 14px;
      background: rgba(255,255,255,.9);
      border: 1px solid rgba(231,226,220,.95);
    }
    .mini-note{
      margin-top: 10px;
      color: var(--muted);
      font-weight: 850;
      font-size: 12.3px;
      text-align:center;
      line-height: 1.55;
    }

    .to-top{
      width:44px; height:44px;
      border-radius: 18px;
      border: 1px solid rgba(231,226,220,.95);
      background: rgba(255,255,255,.82);
      box-shadow: 0 18px 50px rgba(23,18,10,.10);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s ease, background .18s ease;
    }
    .to-top:hover{transform: translateY(-2px); background: rgba(255,106,0,.08)}
    .to-top svg{opacity:.9}

    .reveal{
      opacity: 0;
      transform: translateY(10px);
      transition: opacity .35s ease, transform .35s ease;
    }
    .reveal.in{
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      h1{font-size: 30px}
      .grid-3{grid-template-columns: 1fr}
      .two-col{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .faq{grid-template-columns: 1fr}
      .faq-col{gap:10px}
      .testimonial-grid{grid-template-columns: 1fr}
      .case-grid{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .nav-links{display:none}
      .pill{display:none}
      .mobile-toggle{display:flex}
      .mobile-panel{display:block}
      nav{gap:10px}
    }
    @media (max-width: 540px){
      .hero-left{padding: 22px 16px 20px}
      .hero-right{padding: 14px}
      h1{font-size: 26px}
      .metric-grid{grid-template-columns: 1fr 1fr}
      .steps{grid-template-columns: 1fr}
      .form-grid{grid-template-columns: 1fr}
      .compare-table{min-width: 640px}
    }