:root{
      --bg: #f7f7fb;
      --surface: rgba(255,255,255,.78);
      --surface2: rgba(255,255,255,.92);
      --text:#1f2430;
      --muted:#5b6476;
      --border: rgba(20, 30, 55, .10);
      --shadow: 0 16px 50px rgba(18, 25, 45, .10);
      --shadow2: 0 10px 30px rgba(18, 25, 45, .12);
      --brand1:#2b7cff;
      --brand2:#7c3aed;
      --brand3:#22c55e;
      --brand4:#f97316;
      --brand5:#e11d48;
      --accent: linear-gradient(135deg, rgba(43,124,255,.95), rgba(124,58,237,.95), rgba(249,115,22,.92));
      --accent2: linear-gradient(135deg, rgba(34,197,94,.95), rgba(43,124,255,.92));
      --ring: rgba(43,124,255,.25);
      --radius: 18px;
      --radius2: 26px;
      --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 SC", sans-serif;
      background:
        radial-gradient(1000px 600px at 15% -10%, rgba(43,124,255,.18), transparent 60%),
        radial-gradient(900px 540px at 80% 0%, rgba(124,58,237,.14), transparent 58%),
        radial-gradient(820px 520px at 70% 60%, rgba(249,115,22,.10), transparent 55%),
        linear-gradient(180deg, #f7f7fb 0%, #ffffff 70%, #f7f7fb 100%);
      color:var(--text);
      line-height:1.6;
    }

    a{color:inherit; text-decoration:none}
    a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible{
      outline: 3px solid var(--ring);
      outline-offset: 2px;
      border-radius: 12px;
    }

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

    header{
      position: sticky;
      top: 0;
      z-index: 50;
      backdrop-filter: blur(10px);
      -webkit-backdrop-filter: blur(10px);
      background: rgba(247,247,251,.72);
      border-bottom: 1px solid rgba(20, 30, 55, .08);
    }

    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      padding: 12px 0;
    }

    .brand{
      display:flex;
      align-items:center;
      gap: 10px;
      min-width: 220px;
    }

    .ai-page-logo{
      width: 38px;
      height: auto;
      display:block;
      border-radius: 10px;
      background: rgba(255,255,255,.75);
      padding: 6px;
      border: 1px solid rgba(20, 30, 55, .10);
      box-shadow: 0 10px 24px rgba(20,30,55,.08);
    }

    .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{
      display:flex;
      align-items:center;
      gap: 14px;
      justify-content:flex-end;
      flex-wrap: nowrap;
    }

    .nav-links{
      display:flex;
      align-items:center;
      gap: 14px;
      flex-wrap: nowrap;
    }

    .nav-links a{
      font-size: 13px;
      color: rgba(31,36,48,.92);
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease;
      white-space: nowrap;
    }
    .nav-links a:hover{
      background: rgba(255,255,255,.65);
      border-color: rgba(20, 30, 55, .10);
      transform: translateY(-1px);
    }

    .nav-actions{
      display:flex;
      align-items:center;
      gap: 10px;
    }

    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap: 10px;
      padding: 11px 14px;
      border-radius: 14px;
      border: 1px solid rgba(20, 30, 55, .12);
      background: rgba(255,255,255,.78);
      color: rgba(31,36,48,.95);
      font-weight: 650;
      font-size: 13px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space: nowrap;
    }
    .btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 34px rgba(18, 25, 45, .10);
      border-color: rgba(20, 30, 55, .18);
      background: rgba(255,255,255,.92);
    }
    .btn:active{transform: translateY(0px) scale(.99)}
    .btn-primary{
      border: 0;
      background: var(--accent);
      color: white;
      box-shadow: 0 18px 44px rgba(43,124,255,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 54px rgba(124,58,237,.22);
      background: linear-gradient(135deg, rgba(43,124,255,1), rgba(124,58,237,1), rgba(249,115,22,.95));
    }

    .btn-ghost{
      background: rgba(255,255,255,.55);
    }

    .icon{
      width: 18px; height: 18px; flex: 0 0 auto;
    }

    .hamburger{
      display:none;
      width: 42px;
      height: 42px;
      border-radius: 14px;
      border: 1px solid rgba(20, 30, 55, .12);
      background: rgba(255,255,255,.78);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition: transform .15s ease, background .15s ease;
    }
    .hamburger:hover{transform: translateY(-1px); background: rgba(255,255,255,.92);}
    .hamburger .bars{
      width: 18px;
      height: 14px;
      position: relative;
    }
    .hamburger .bars span{
      position:absolute;
      left:0; right:0;
      height:2px;
      background: rgba(31,36,48,.88);
      border-radius: 999px;
      transition: transform .18s ease, top .18s ease, opacity .18s ease;
    }
    .hamburger .bars span:nth-child(1){top:1px}
    .hamburger .bars span:nth-child(2){top:6px}
    .hamburger .bars span:nth-child(3){top:11px}
    .hamburger[aria-expanded="true"] .bars span:nth-child(1){top:6px; transform: rotate(45deg)}
    .hamburger[aria-expanded="true"] .bars span:nth-child(2){opacity:0}
    .hamburger[aria-expanded="true"] .bars span:nth-child(3){top:6px; transform: rotate(-45deg)}

    .mobile-panel{
      display:none;
      padding: 10px 0 16px;
    }
    .mobile-panel .row{
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .mobile-panel a{
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(20,30,55,.10);
      background: rgba(255,255,255,.72);
      font-weight: 650;
      font-size: 13px;
    }

    .hero{
      padding: 34px 0 22px;
      position: relative;
      overflow: hidden;
    }

    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items: start;
    }

    .hero-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background:
        radial-gradient(1000px 520px at 0% 0%, rgba(43,124,255,.20), transparent 55%),
        radial-gradient(760px 420px at 70% 10%, rgba(124,58,237,.18), transparent 55%),
        radial-gradient(620px 420px at 90% 70%, rgba(249,115,22,.14), transparent 55%),
        rgba(255,255,255,.70);
      box-shadow: 0 22px 64px rgba(18, 25, 45, .12);
      padding: 24px;
      position: relative;
    }

    .scribble{
      position:absolute;
      inset: -40px -40px auto auto;
      width: 340px;
      height: 220px;
      opacity: .55;
      pointer-events:none;
      transform: rotate(10deg);
    }

    .hero-kicker{
      display:flex;
      align-items:center;
      gap: 10px;
      flex-wrap:wrap;
    }

    .pill{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.65);
      font-weight: 650;
      font-size: 12px;
      color: rgba(31,36,48,.95);
    }

    .dot{
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--accent);
      box-shadow: 0 0 0 4px rgba(43,124,255,.12);
    }

    .hero h1{
      margin: 14px 0 10px;
      font-size: clamp(26px, 3.4vw, 40px);
      letter-spacing: -0.6px;
      line-height:1.2;
    }

    .hero-lead{
      margin: 0;
      color: rgba(31,36,48,.78);
      font-size: 15px;
      max-width: 60ch;
    }

    .hero-actions{
      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;
    }

    .meta-item{
      display:flex;
      gap: 10px;
      align-items:flex-start;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.55);
      min-width: 220px;
      flex: 1 1 220px;
    }
    .meta-item strong{font-size: 13px}
    .meta-item span{font-size: 12px; color: var(--muted); display:block; margin-top:2px}

    .hero-side{
      display:flex;
      flex-direction:column;
      gap: 14px;
    }

    .data-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 18px 56px rgba(18, 25, 45, .10);
      padding: 18px;
      position: relative;
      overflow:hidden;
    }

    .data-card:before{
      content:"";
      position:absolute;
      inset: -1px -1px auto -1px;
      height: 110px;
      background: linear-gradient(90deg, rgba(43,124,255,.18), rgba(124,58,237,.14), rgba(249,115,22,.12));
      filter: blur(0px);
      pointer-events:none;
    }

    .data-title{
      position: relative;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      margin-bottom: 10px;
    }

    .data-title h2{
      font-size: 14px;
      margin:0;
      letter-spacing: .2px;
    }

    .spark{
      width: 42px;
      height: 42px;
      border-radius: 16px;
      background: rgba(43,124,255,.12);
      border: 1px solid rgba(43,124,255,.20);
      display:flex;
      align-items:center;
      justify-content:center;
      position: relative;
      z-index: 1;
    }

    .kpi-grid{
      position: relative;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
      margin-top: 6px;
    }

    .kpi{
      border-radius: 18px;
      background: rgba(255,255,255,.65);
      border: 1px solid rgba(20, 30, 55, .08);
      padding: 12px 12px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .kpi:hover{transform: translateY(-2px); box-shadow: 0 14px 40px rgba(18,25,45,.10);}
    .kpi strong{
      display:block;
      font-size: 18px;
      letter-spacing:-.4px;
    }
    .kpi span{
      display:block;
      font-size: 12px;
      color: var(--muted);
      margin-top: 4px;
    }

    .side-list{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 48px rgba(18, 25, 45, .09);
      padding: 16px;
    }

    .side-list .title{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      margin-bottom: 10px;
    }
    .side-list .title h2{
      margin:0; font-size: 14px; letter-spacing:.2px;
    }
    .tags{
      display:flex; flex-wrap:wrap; gap: 8px;
    }
    .tag{
      font-size: 12px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px dashed rgba(20,30,55,.16);
      background: rgba(255,255,255,.55);
      color: rgba(31,36,48,.88);
      transition: transform .15s ease;
      white-space: nowrap;
    }
    .tag:hover{transform: translateY(-1px)}

    main{padding: 10px 0 0}
    section{padding: 36px 0}
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap: 16px;
      margin-bottom: 16px;
    }
    .section-head h2{
      margin:0;
      font-size: 20px;
      letter-spacing: -.2px;
    }
    .section-head p{
      margin:0;
      color: var(--muted);
      font-size: 13px;
      max-width: 58ch;
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap: 14px;
    }

    .card{
      border-radius: var(--radius2);
      background: rgba(255,255,255,.74);
      border: 1px solid rgba(20, 30, 55, .10);
      padding: 16px;
      box-shadow: 0 16px 50px rgba(18, 25, 45, .08);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position: relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      border-color: rgba(20, 30, 55, .16);
      box-shadow: 0 22px 64px rgba(18, 25, 45, .12);
    }

    .card .top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap: 12px;
      margin-bottom: 8px;
    }
    .card h3{
      margin:0;
      font-size: 15px;
      letter-spacing: -.1px;
    }
    .card .desc{
      margin:0;
      color: rgba(31,36,48,.76);
      font-size: 13px;
    }

    .badge{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      border-radius: 999px;
      padding: 7px 10px;
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.62);
      font-size: 12px;
      font-weight: 650;
      color: rgba(31,36,48,.90);
      white-space: nowrap;
    }
    .badge i{
      width: 10px; height: 10px; border-radius: 50%;
      background: var(--accent2);
      display:inline-block;
      box-shadow: 0 0 0 4px rgba(34,197,94,.10);
    }

    .step{
      display:flex;
      gap: 12px;
      padding: 16px;
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .08);
    }
    .step .num{
      width: 40px; height: 40px;
      border-radius: 16px;
      background: rgba(43,124,255,.12);
      border: 1px solid rgba(43,124,255,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight: 800;
      color: rgba(43,124,255,1);
      flex: 0 0 auto;
    }
    .step h3{margin: 0; font-size: 15px}
    .step p{margin: 4px 0 0; color: rgba(31,36,48,.76); font-size: 13px}

    .timeline{
      display:grid;
      grid-template-columns: 1fr;
      gap: 12px;
    }
    .time-item{
      display:grid;
      grid-template-columns: 120px 1fr;
      gap: 12px;
      align-items:flex-start;
      padding: 14px 14px;
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
    }
    .time-item .when{
      font-weight: 800;
      color: rgba(31,36,48,.92);
      font-size: 13px;
    }
    .time-item .body p{
      margin: 3px 0 0;
      color: rgba(31,36,48,.76);
      font-size: 13px;
    }

    .compare{
      overflow:hidden;
    }
    .table-wrap{
      overflow:auto;
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
    }
    table{
      width: 100%;
      border-collapse: collapse;
      min-width: 820px;
    }
    th, td{
      padding: 12px 12px;
      border-bottom: 1px solid rgba(20,30,55,.08);
      text-align:left;
      vertical-align: top;
      font-size: 13px;
      color: rgba(31,36,48,.92);
    }
    th{
      background: linear-gradient(135deg, rgba(43,124,255,.13), rgba(124,58,237,.10), rgba(249,115,22,.08));
      font-size: 13px;
      font-weight: 900;
      letter-spacing:.1px;
    }
    tr:last-child td{border-bottom:none}
    .tick{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      font-weight: 750;
      color: rgba(31,36,48,.92);
    }
    .tick:before{
      content:"";
      width: 10px; height: 10px;
      border-radius: 50%;
      background: rgba(34,197,94,.95);
      box-shadow: 0 0 0 4px rgba(34,197,94,.12);
      display:inline-block;
    }
    .cross{
      display:inline-flex;
      align-items:center;
      gap: 8px;
      color: rgba(91,100,118,.95);
      font-weight: 650;
    }
    .cross:before{
      content:"";
      width: 10px; height: 10px;
      border-radius: 50%;
      background: rgba(225,29,72,.95);
      box-shadow: 0 0 0 4px rgba(225,29,72,.12);
      display:inline-block;
    }

    .rating{
      display:flex; gap: 12px; align-items:flex-start; flex-wrap:wrap;
      margin-top: 10px;
    }
    .stars{
      display:flex; gap: 6px; align-items:center;
    }
    .star{
      width: 18px; height: 18px;
      color: #f59e0b;
      filter: drop-shadow(0 6px 12px rgba(245,158,11,.20));
    }
    .score{
      font-size: 28px;
      font-weight: 950;
      letter-spacing:-.8px;
      line-height:1;
    }
    .score-wrap{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.70);
      padding: 14px 14px;
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      flex: 1 1 260px;
    }
    .score-wrap p{margin: 6px 0 0; color: var(--muted); font-size: 13px}

    .faq{
      display:grid;
      grid-template-columns: 1fr;
      gap: 10px;
    }
    details.faq-item{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .05);
      overflow:hidden;
      transition: border-color .16s ease, transform .16s ease;
    }
    details.faq-item[open]{border-color: rgba(43,124,255,.35); transform: translateY(-1px)}
    summary{
      list-style:none;
      cursor:pointer;
      padding: 14px 16px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      user-select:none;
    }
    summary::-webkit-details-marker{display:none}
    .q{
      font-weight: 900;
      font-size: 14px;
      letter-spacing:-.1px;
      line-height:1.3;
    }
    .chev{
      width: 34px; height: 34px;
      border-radius: 14px;
      background: rgba(43,124,255,.10);
      border: 1px solid rgba(43,124,255,.18);
      display:flex; align-items:center; justify-content:center;
      flex: 0 0 auto;
      transition: transform .18s ease;
    }
    details[open] .chev{transform: rotate(180deg)}
    .a{
      padding: 0 16px 14px 16px;
      color: rgba(31,36,48,.78);
      font-size: 13px;
    }

    .review-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .review{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      padding: 16px;
      position: relative;
      overflow:hidden;
    }
    .review:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height: 90px;
      background: linear-gradient(90deg, rgba(43,124,255,.12), rgba(124,58,237,.10), rgba(249,115,22,.10));
      pointer-events:none;
    }
    .review .who{
      position: relative;
      display:flex; align-items:center; justify-content:space-between; gap: 12px;
      margin-bottom: 8px;
    }
    .avatar{
      width: 38px; height: 38px;
      border-radius: 16px;
      background: rgba(124,58,237,.12);
      border: 1px solid rgba(124,58,237,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight: 950;
      color: rgba(124,58,237,.95);
      flex:0 0 auto;
    }
    .review h3{
      position: relative;
      margin: 0;
      font-size: 14px;
      letter-spacing:-.1px;
    }
    .review .role{
      position: relative;
      color: var(--muted);
      font-size: 12px;
      margin-top: 2px;
    }
    .review .text{
      position: relative;
      margin: 8px 0 0;
      color: rgba(31,36,48,.78);
      font-size: 13px;
    }

    .case-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 14px;
    }
    .case{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.74);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      overflow:hidden;
      display:flex;
      flex-direction:column;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .case:hover{transform: translateY(-3px); box-shadow: 0 22px 64px rgba(18, 25, 45, .12);}
    .case .case-body{
      padding: 16px;
      display:flex;
      flex-direction:column;
      gap: 10px;
      flex: 1 1 auto;
    }
    .case .scene{
      display:flex; gap: 8px; flex-wrap:wrap;
    }
    .chip{
      font-size: 12px;
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.62);
      color: rgba(31,36,48,.88);
      white-space: nowrap;
    }
    .case .case-body p{
      margin:0;
      color: rgba(31,36,48,.78);
      font-size: 13px;
    }
    .case .actions{
      padding: 0 16px 16px;
      display:flex;
      gap: 10px;
      flex-wrap: wrap;
    }
    .link-btn{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(20, 30, 55, .12);
      background: rgba(255,255,255,.70);
      font-weight: 750;
      font-size: 13px;
      transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
      cursor:pointer;
      user-select:none;
    }
    .link-btn:hover{
      transform: translateY(-1px);
      box-shadow: 0 14px 34px rgba(18,25,45,.10);
      border-color: rgba(20,30,55,.18);
    }

    .article-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items:start;
    }
    .article-list{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      overflow:hidden;
    }
    .article-list .head{
      padding: 16px;
      border-bottom: 1px solid rgba(20,30,55,.08);
      display:flex; align-items:flex-start; justify-content:space-between; gap: 10px;
    }
    .article-list .head h3{margin:0; font-size: 15px}
    .article-list .head p{margin:6px 0 0; color: var(--muted); font-size: 13px; max-width: 56ch}
    .items{
      padding: 8px 10px 10px;
      display:flex;
      flex-direction:column;
      gap: 6px;
    }
    .item{
      display:flex;
      gap: 12px;
      align-items:flex-start;
      padding: 12px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20,30,55,.08);
      background: rgba(255,255,255,.60);
      transition: transform .15s ease, border-color .15s ease;
    }
    .item:hover{transform: translateY(-1px); border-color: rgba(43,124,255,.26)}
    .item .idx{
      width: 28px; height: 28px;
      border-radius: 12px;
      display:flex; align-items:center; justify-content:center;
      border: 1px solid rgba(43,124,255,.20);
      background: rgba(43,124,255,.10);
      color: rgba(43,124,255,.95);
      font-weight: 900;
      flex:0 0 auto;
      font-size: 12px;
    }
    .item .txt{
      display:flex; flex-direction:column; gap: 4px;
    }
    .item .txt strong{
      font-size: 13px;
      letter-spacing:-.1px;
    }
    .item .txt span{
      font-size: 12px;
      color: var(--muted);
    }
    .article-side{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      padding: 16px;
      overflow:hidden;
      position: relative;
    }
    .article-side:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height: 110px;
      background: linear-gradient(90deg, rgba(34,197,94,.14), rgba(43,124,255,.12), rgba(124,58,237,.10));
      pointer-events:none;
    }
    .article-side .inner{position: relative}
    .article-side h3{margin:0; font-size: 15px}
    .article-side p{margin:8px 0 0; color: rgba(31,36,48,.78); font-size: 13px}
    .mini-form{
      margin-top: 12px;
      display:flex;
      flex-direction:column;
      gap: 10px;
    }
    .mini-form .field{
      display:flex;
      flex-direction:column;
      gap: 6px;
    }
    label{
      font-size: 12px;
      color: rgba(31,36,48,.78);
      font-weight: 750;
    }
    input, textarea, select{
      border-radius: 14px;
      border: 1px solid rgba(20, 30, 55, .14);
      background: rgba(255,255,255,.85);
      padding: 11px 12px;
      font-size: 13px;
      color: rgba(31,36,48,.95);
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    textarea{min-height: 92px; resize: vertical}
    input::placeholder, textarea::placeholder{color: rgba(91,100,118,.75)}
    .help-row{
      display:flex; align-items:center; justify-content:space-between; gap: 10px;
      color: var(--muted);
      font-size: 12px;
    }

    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .form-grid .span-2{grid-column: span 2}

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

    .media-panel{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .06);
      padding: 16px;
      overflow:hidden;
    }
    .thumb-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap: 12px;
      margin-top: 12px;
    }
    .media{
      border-radius: 18px;
      border: 1px solid rgba(20,30,55,.10);
      background: rgba(255,255,255,.60);
      padding: 10px;
    }
    .media img{
      width: 100%;
      height: auto;
      border-radius: 14px;
      display:block;
      object-fit: contain;
    }
    .media .cap{
      margin-top: 8px;
      font-size: 12px;
      color: var(--muted);
      font-weight: 650;
    }

    .float-cs{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 80;
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-end;
    }
    .cs-btn{
      width: 48px; height: 48px;
      border-radius: 18px;
      border: 1px solid rgba(20,30,55,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 16px 48px rgba(18, 25, 45, .18);
      display:flex;
      align-items:center;
      justify-content:center;
      cursor:pointer;
      transition: transform .15s ease;
    }
    .cs-btn:hover{transform: translateY(-2px)}
    .cs-card{
      width: 260px;
      border-radius: 22px;
      border: 1px solid rgba(20,30,55,.12);
      background: rgba(255,255,255,.90);
      box-shadow: 0 22px 64px rgba(18, 25, 45, .18);
      overflow:hidden;
      display:none;
    }
    .cs-card.open{display:block}
    .cs-card .top{
      padding: 12px 14px;
      background: linear-gradient(135deg, rgba(43,124,255,.14), rgba(124,58,237,.10), rgba(249,115,22,.10));
      border-bottom: 1px solid rgba(20,30,55,.08);
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 10px;
    }
    .cs-card .top strong{font-size: 13px}
    .cs-card .top button{
      border: 0;
      background: transparent;
      cursor:pointer;
      color: rgba(31,36,48,.85);
      font-size: 14px;
      padding: 4px 6px;
      border-radius: 10px;
    }
    .cs-card .body{
      padding: 12px 14px 14px;
      display:flex;
      gap: 12px;
      align-items:center;
    }
    .qrcode{
      width: 74px; height: 74px;
      border-radius: 18px;
      border: 1px solid rgba(20,30,55,.10);
      background: rgba(255,255,255,.72);
      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;
    }
    .cs-card .body .txt{
      display:flex;
      flex-direction:column;
      gap: 6px;
    }
    .cs-card .body .txt span{
      font-size: 12px;
      color: var(--muted);
    }
    .cs-card .body .txt a{
      display:inline-flex;
      align-items:center;
      gap: 10px;
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20,30,55,.12);
      background: rgba(255,255,255,.80);
      font-weight: 850;
      font-size: 13px;
      transition: transform .15s ease;
      white-space: nowrap;
    }
    .cs-card .body .txt a:hover{transform: translateY(-1px)}

    footer{
      margin-top: 12px;
      padding: 18px 0 28px;
      border-top: 1px solid rgba(20, 30, 55, .08);
      background: rgba(255,255,255,.65);
      color: rgba(31,36,48,.92);
    }

    .footer-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap: 14px;
      align-items:start;
    }
    .footer-card{
      border-radius: var(--radius2);
      border: 1px solid rgba(20, 30, 55, .10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 16px 50px rgba(18, 25, 45, .05);
      padding: 16px;
    }
    .footer-card h3{margin:0; font-size: 15px}
    .footer-card p{margin:8px 0 0; color: var(--muted); font-size: 13px}

    .footer-links{
      display:flex;
      flex-wrap:wrap;
      gap: 10px;
      margin-top: 10px;
    }
    .footer-links a{
      padding: 9px 12px;
      border-radius: 999px;
      border: 1px solid rgba(20,30,55,.10);
      background: rgba(255,255,255,.68);
      font-size: 12px;
      font-weight: 750;
      transition: transform .15s ease, border-color .15s ease;
      white-space: nowrap;
    }
    .footer-links a:hover{transform: translateY(-1px); border-color: rgba(43,124,255,.25)}
    .footer-bottom{
      margin-top: 14px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap: 12px;
      flex-wrap: wrap;
      color: var(--muted);
      font-size: 12px;
    }
    .mono{font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;}

    .backtop{
      position: fixed;
      left: 14px;
      bottom: 14px;
      z-index: 80;
      width: 48px; height: 48px;
      border-radius: 18px;
      border: 1px solid rgba(20,30,55,.12);
      background: rgba(255,255,255,.85);
      box-shadow: 0 16px 48px rgba(18, 25, 45, .18);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transform: translateY(20px);
      opacity: 0;
      pointer-events:none;
      transition: opacity .2s ease, transform .2s ease;
    }
    .backtop.show{
      opacity: 1;
      transform: translateY(0px);
      pointer-events:auto;
    }

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

    .scroll-badge{
      display:none;
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; gap: 14px}
      .grid-3{grid-template-columns: 1fr; }
      .grid-2{grid-template-columns: 1fr; }
      .review-grid{grid-template-columns: 1fr; }
      .case-grid{grid-template-columns: 1fr; }
      .article-grid{grid-template-columns: 1fr;}
      .section-split{grid-template-columns: 1fr;}
      .time-item{grid-template-columns: 1fr}
      .thumb-grid{grid-template-columns: 1fr}
      table{min-width: 760px}
      .footer-grid{grid-template-columns: 1fr}
    }

    @media (max-width: 860px){
      .nav-links{display:none}
      .hamburger{display:flex}
      .mobile-panel{display:block}
      .mobile-panel[aria-hidden="true"]{display:none}
      nav{gap: 10px}
      .brand{min-width: auto}
    }