:root{
      --bg0:#f6f8ff;
      --bg1:#ffffff;
      --text:#0f172a;
      --muted:#4b5563;
      --brand:#0b4bff;
      --brand2:#1a7cff;
      --brand3:#0ea5e9;
      --line:rgba(15, 23, 42, .10);
      --card:#ffffff;
      --shadow: 0 14px 40px rgba(11, 75, 255, .12);
      --shadow2: 0 10px 26px rgba(2, 28, 68, .10);
      --radius:18px;
      --radius2:12px;
      --ring: 0 0 0 4px rgba(11, 75, 255, .18);
      --ok:#0ea5e9;
      --warn:#f59e0b;
      --good:#10b981;
      --danger:#ef4444;
      --grad: linear-gradient(135deg, rgba(11,75,255,.95), rgba(26,124,255,.85) 45%, rgba(14,165,233,.78));
    }

    *{ box-sizing:border-box; }
    html{ scroll-behavior:smooth; }
    body{
      margin:0;
      font-family: ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 12% -10%, rgba(11,75,255,.18), transparent 60%),
        radial-gradient(760px 380px at 88% 0%, rgba(14,165,233,.16), transparent 55%),
        radial-gradient(900px 520px at 50% 25%, rgba(26,124,255,.10), transparent 58%),
        linear-gradient(#f7f9ff, #f6f8ff 40%, #f7fbff);
    }
    a{ color:inherit; text-decoration:none; }
    button, input, select, textarea{ font:inherit; }
    .container{
      width:100%;
      max-width:1140px;
      margin:0 auto;
      padding:0 18px;
    }

    .topbar{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(246,248,255,.72);
      border-bottom: 1px solid rgba(15, 23, 42, .08);
    }
    .nav{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 210px;
    }
    .ai-page-logo{
      width:38px; height:38px; object-fit:contain;
      border-radius:10px;
      box-shadow: 0 10px 24px rgba(11,75,255,.18);
      background: #fff;
      padding:6px;
      border: 1px solid rgba(11,75,255,.18);
    }
    .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(--muted); }

    .nav-links{
      display:flex;
      align-items:center;
      gap:16px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      color:#0b1b3a;
      font-size:13px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: background .2s ease, border-color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(11,75,255,.08);
      border-color: rgba(11,75,255,.18);
      transform: translateY(-1px);
    }

    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:10px;
      border-radius:14px;
      padding:10px 14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.8);
      color:#0b1b3a;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease, background .18s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{ transform: translateY(-1px); box-shadow: 0 12px 26px rgba(2, 28, 68, .12); border-color: rgba(11,75,255,.26); }
    .btn:focus{ outline:none; box-shadow: var(--ring); }
    .btn-primary{
      border-color: rgba(11,75,255,.22);
      background: linear-gradient(180deg, rgba(11,75,255,1), rgba(11,75,255,.90));
      color:#fff;
      box-shadow: 0 18px 40px rgba(11,75,255,.22);
    }
    .btn-primary:hover{
      box-shadow: 0 20px 50px rgba(11,75,255,.28);
      transform: translateY(-1.5px);
    }
    .btn-ghost{
      border-color: rgba(15,23,42,.14);
      background: rgba(255,255,255,.6);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, #fff, rgba(255,255,255,.2) 35%), var(--brand3);
      box-shadow: 0 10px 20px rgba(14,165,233,.28);
      border:1px solid rgba(255,255,255,.45);
    }

    .mobile-toggle{
      display:none;
      width:42px; height:42px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.8);
      cursor:pointer;
      align-items:center;
      justify-content:center;
      transition: transform .18s ease;
    }
    .mobile-toggle:active{ transform: scale(.98); }
    .hamburger{
      width:18px; height:12px; position:relative;
    }
    .hamburger span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background: #0b1b3a;
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger span:nth-child(1){ top:0; }
    .hamburger span:nth-child(2){ top:5px; }
    .hamburger span:nth-child(3){ top:10px; }

    .mobile-drawer{
      display:none;
      border-top:1px solid rgba(15,23,42,.08);
      background: rgba(246,248,255,.92);
    }
    .mobile-drawer-inner{
      padding:10px 0 14px;
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .mobile-drawer a{
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.65);
      font-size:14px;
      transition: transform .18s ease;
    }
    .mobile-drawer a:active{ transform: scale(.99); }

    .hero{
      padding:34px 0 18px;
      position:relative;
      overflow:hidden;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      background: linear-gradient(180deg, rgba(255,255,255,.70), rgba(255,255,255,.92));
      border:1px solid rgba(11,75,255,.18);
      border-radius: calc(var(--radius) + 6px);
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
      padding:26px 22px;
    }
    .hero-card::before{
      content:"";
      position:absolute; inset:-1px;
      background:
        radial-gradient(520px 250px at 18% 10%, rgba(11,75,255,.28), transparent 60%),
        radial-gradient(540px 260px at 82% 0%, rgba(14,165,233,.22), transparent 55%),
        linear-gradient(135deg, rgba(11,75,255,.12), rgba(14,165,233,.08));
      pointer-events:none;
      filter:saturate(1.1);
    }
    .hero-inner{
      position:relative;
      z-index:1;
      display:flex;
      flex-direction:column;
      height:100%;
    }
    .kicker{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(11,75,255,.08);
      border:1px solid rgba(11,75,255,.18);
      color:#0b2a66;
      font-size:12px;
      font-weight:600;
    }
    .pill i{
      width:20px; height:20px; border-radius:50%;
      background: rgba(11,75,255,.15);
      display:inline-flex; align-items:center; justify-content:center;
      border:1px solid rgba(11,75,255,.22);
      font-style:normal;
      color: var(--brand);
      font-size:12px;
    }
    .hero h1{
      margin:0;
      font-size:34px;
      line-height:1.15;
      letter-spacing:-.4px;
    }
    .sub{
      margin:12px 0 18px;
      color: var(--muted);
      font-size:15px;
      line-height:1.7;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:6px;
    }
    .hero-badges{
      display:flex;
      gap:12px;
      flex-wrap:wrap;
      margin-top:18px;
    }
    .mini-badge{
      flex: 0 0 auto;
      min-width: 190px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      padding:12px 12px;
      display:flex; gap:10px; align-items:flex-start;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    .mini-badge:hover{
      transform: translateY(-2px);
      box-shadow: 0 14px 30px rgba(2,28,68,.12);
      border-color: rgba(11,75,255,.20);
    }
    .mini-badge svg{ flex:0 0 auto; margin-top:2px; }
    .mini-badge strong{
      font-size:13px; display:block; margin-bottom:3px;
    }
    .mini-badge span{ color:var(--muted); font-size:12px; line-height:1.45; display:block; }

    .hero-side{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .side-top{
      border-radius: var(--radius);
      border: 1px solid rgba(11,75,255,.16);
      background: rgba(255,255,255,.68);
      box-shadow: 0 12px 28px rgba(2,28,68,.10);
      padding:18px 16px;
      position:relative;
      overflow:hidden;
    }
    .side-top::after{
      content:"";
      position:absolute; inset:-120px -140px auto auto;
      width:280px; height:280px;
      background: radial-gradient(circle at 30% 30%, rgba(11,75,255,.30), transparent 60%);
      transform: rotate(22deg);
      pointer-events:none;
    }
    .side-top h2{
      margin:0 0 10px;
      font-size:14px;
      color:#0b2a66;
      letter-spacing:.2px;
    }
    .stat-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative;
      z-index:1;
    }
    .stat{
      border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      padding:12px;
      min-height:84px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
    }
    .stat b{
      font-size:20px;
      letter-spacing:-.2px;
    }
    .stat span{
      color:var(--muted);
      font-size:12px;
      line-height:1.3;
    }
    .side-bottom{
      border-radius: var(--radius);
      border: 1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      padding:16px;
    }
    .side-bottom h2{
      margin:0 0 8px;
      font-size:14px;
      color:#0b2a66;
    }
    .tag-row{
      display:flex;
      flex-wrap:wrap;
      gap:10px;
    }
    .tag{
      border-radius:999px;
      border:1px solid rgba(11,75,255,.16);
      background: rgba(11,75,255,.06);
      color:#0b2a66;
      padding:8px 10px;
      font-size:12px;
      font-weight:600;
    }

    .section{
      padding: 38px 0;
    }
    .section-head{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:16px;
    }
    .section-title{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.2px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:14px;
      max-width: 68ch;
    }
    .section-action{
      display:flex;
      gap:10px;
      flex-wrap:wrap;
      justify-content:flex-end;
    }

    .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{
      background: rgba(255,255,255,.82);
      border:1px solid rgba(15,23,42,.10);
      border-radius: var(--radius);
      box-shadow: 0 10px 24px rgba(2,28,68,.08);
      padding:16px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(2,28,68,.12);
      border-color: rgba(11,75,255,.18);
    }
    .card h3{
      margin:10px 0 8px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:13px;
    }
    .card .meta{
      margin-top:12px;
      display:flex;
      gap:8px;
      flex-wrap:wrap;
    }
    .chip{
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.7);
      color:#12325f;
    }

    .feature-steps{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:14px;
      align-items:start;
    }
    .steps{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .step{
      display:flex;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      transition: transform .18s ease, border-color .18s ease;
    }
    .step:hover{ transform: translateY(-2px); border-color: rgba(11,75,255,.18); }
    .step-num{
      width:38px; height:38px;
      border-radius:14px;
      background: rgba(11,75,255,.10);
      border:1px solid rgba(11,75,255,.18);
      color: var(--brand);
      font-weight:800;
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      box-shadow: 0 14px 30px rgba(11,75,255,.10);
    }
    .step b{ display:block; font-size:14px; margin-bottom:6px; }
    .step span{ color:var(--muted); font-size:13px; line-height:1.6; display:block; }

    .comparison{
      padding:18px;
      border-radius: var(--radius);
      border:1px solid rgba(11,75,255,.16);
      background: rgba(255,255,255,.78);
      box-shadow: 0 12px 28px rgba(2,28,68,.10);
      overflow:hidden;
    }
    .rating-top{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      margin-bottom:14px;
    }
    .rating-score{
      display:flex;
      gap:14px;
      align-items:center;
    }
    .score-ring{
      width:72px; height:72px; border-radius:50%;
      background: conic-gradient(from 220deg, rgba(11,75,255,1), rgba(14,165,233,.92), rgba(11,75,255,.15));
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 16px 40px rgba(11,75,255,.22);
      border:1px solid rgba(11,75,255,.20);
    }
    .score-ring b{
      width:58px; height:58px; border-radius:50%;
      background: rgba(255,255,255,.92);
      display:flex; align-items:center; justify-content:center;
      font-size:18px;
      letter-spacing:-.2px;
    }
    .rating-score .txt{
      display:flex; flex-direction:column; gap:6px;
    }
    .rating-score .txt strong{ font-size:18px; }
    .rating-score .txt span{ color:var(--muted); font-size:13px; line-height:1.4; }

    .stars{
      display:flex;
      gap:6px;
      align-items:center;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(245,158,11,.22);
      background: rgba(245,158,11,.08);
      color:#7a4a00;
      font-weight:800;
    }
    .star{
      width:18px; height:18px;
      display:inline-block;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.8), rgba(255,255,255,0) 40%), #f59e0b;
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 72%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      filter: drop-shadow(0 8px 14px rgba(245,158,11,.18));
      border:1px solid rgba(255,255,255,.35);
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      overflow:hidden;
      background: transparent;
      border-radius: 14px;
      border:1px solid rgba(15,23,42,.10);
    }
    thead th{
      text-align:left;
      padding:12px 12px;
      font-size:13px;
      color:#0b2a66;
      background: linear-gradient(180deg, rgba(11,75,255,.10), rgba(11,75,255,.04));
      border-bottom:1px solid rgba(15,23,42,.10);
      white-space:nowrap;
    }
    tbody td{
      padding:12px 12px;
      font-size:13px;
      color:#0f172a;
      border-bottom:1px solid rgba(15,23,42,.08);
      vertical-align:top;
      line-height:1.5;
    }
    tbody tr:last-child td{ border-bottom:none; }
    .td-badge{
      display:inline-flex; align-items:center; gap:8px; flex-wrap:wrap;
    }
    .check{
      width:18px; height:18px; border-radius:6px;
      background: rgba(16,185,129,.12);
      border:1px solid rgba(16,185,129,.22);
      display:inline-flex; align-items:center; justify-content:center;
      color:#0f766e;
      font-weight:900;
      flex:0 0 auto;
    }
    .dash{
      color:var(--muted);
      font-weight:700;
    }

    .timeline{
      display:flex;
      flex-direction:column;
      gap:12px;
    }
    .time-item{
      display:flex;
      gap:12px;
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
    }
    .time-dot{
      width:42px; height:42px;
      border-radius:16px;
      background: rgba(11,75,255,.10);
      border:1px solid rgba(11,75,255,.18);
      display:flex; align-items:center; justify-content:center;
      color: var(--brand);
      font-weight:900;
      flex:0 0 auto;
    }
    .time-item b{ display:block; font-size:14px; margin-bottom:6px; }
    .time-item span{ color:var(--muted); font-size:13px; line-height:1.6; display:block; }

    .faq{
      display:flex; flex-direction:column; gap:10px;
    }
    details{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      box-shadow: 0 10px 24px rgba(2,28,68,.06);
      overflow:hidden;
      transition: border-color .18s ease;
    }
    details[open]{ border-color: rgba(11,75,255,.22); }
    summary{
      cursor:pointer;
      list-style:none;
      padding:14px 14px;
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:14px;
      user-select:none;
    }
    summary::-webkit-details-marker{ display:none; }
    .q{
      font-weight:800;
      font-size:14px;
      line-height:1.5;
    }
    .chev{
      width:34px; height:34px;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.8);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .2s ease;
      margin-top:-2px;
    }
    details[open] .chev{ transform: rotate(180deg); }
    .ans{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }

    .comments{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .quote{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.82);
      box-shadow: 0 10px 24px rgba(2,28,68,.08);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .quote:hover{ transform: translateY(-2px); box-shadow: 0 18px 40px rgba(2,28,68,.12); }
    .quote::before{
      content:"";
      position:absolute; left:-60px; top:-60px;
      width:140px; height:140px;
      background: radial-gradient(circle at 30% 30%, rgba(11,75,255,.18), transparent 60%);
      pointer-events:none;
    }
    .quote .who{
      display:flex; align-items:center; gap:10px; margin-bottom:10px; position:relative; z-index:1;
    }
    .avatar{
      width:40px; height:40px;
      border-radius:16px;
      border:1px solid rgba(11,75,255,.18);
      background: linear-gradient(180deg, rgba(11,75,255,.12), rgba(14,165,233,.08));
      display:flex; align-items:center; justify-content:center;
      color: var(--brand);
      font-weight:900;
    }
    .who b{ display:block; font-size:14px; }
    .who span{ display:block; color:var(--muted); font-size:12px; margin-top:2px; }
    .quote p{
      margin:0;
      color:#24324b;
      line-height:1.75;
      font-size:13px;
      position:relative; z-index:1;
    }

    .media-strip{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr 1fr;
      gap:12px;
      margin-top:14px;
    }
    .media{
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
    }
    .media .img-wrap{
      padding:12px;
    }
    .media img{
      width:100%;
      height:auto;
      display:block;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.08);
      background: rgba(255,255,255,.8);
    }
    .media .cap{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
    }

    .post-list{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .post{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.78);
      transition: transform .18s ease, border-color .18s ease;
    }
    .post:hover{ transform: translateY(-2px); border-color: rgba(11,75,255,.18); }
    .post a{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .post .topline{
      display:flex; gap:10px; align-items:center; justify-content:space-between; flex-wrap:wrap;
    }
    .post .badge{
      font-size:12px;
      padding:6px 10px;
      border-radius:999px;
      border:1px solid rgba(11,75,255,.18);
      background: rgba(11,75,255,.08);
      color:#0b2a66;
      font-weight:800;
    }
    .post .date{
      font-size:12px; color:var(--muted);
      white-space:nowrap;
    }
    .post b{
      font-size:14px;
      letter-spacing:-.1px;
      line-height:1.5;
    }
    .post .desc{
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      margin-top:2px;
    }

    .form-card{
      padding:18px;
      border-radius: calc(var(--radius) + 4px);
      border: 1px solid rgba(11,75,255,.18);
      background: linear-gradient(180deg, rgba(255,255,255,.78), rgba(255,255,255,.90));
      box-shadow: 0 18px 44px rgba(11,75,255,.14);
    }
    .form-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:14px;
    }
    .field{
      display:flex;
      flex-direction:column;
      gap:8px;
    }
    .field label{
      font-size:13px;
      color:#163052;
      font-weight:800;
    }
    .field input, .field select, .field textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(15,23,42,.14);
      background: rgba(255,255,255,.85);
      padding:12px 12px;
      outline:none;
      transition: box-shadow .18s ease, border-color .18s ease, transform .18s ease;
      color:#0f172a;
    }
    .field textarea{ min-height:112px; resize:vertical; }
    .field input:focus, .field select:focus, .field textarea:focus{
      border-color: rgba(11,75,255,.38);
      box-shadow: var(--ring);
    }
    .form-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top:12px;
      justify-content:space-between;
    }
    .helper{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      max-width: 44ch;
    }
    .submit-row{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }
    .note-row{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .note{
      font-size:12px;
      border-radius:999px;
      padding:8px 10px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      color:#12325f;
    }

    .footer{
      margin-top:10px;
      padding: 22px 0 26px;
      background: linear-gradient(180deg, rgba(11,75,255,.06), rgba(11,75,255,.02));
      border-top:1px solid rgba(15,23,42,.08);
    }
    .footer-inner{
      display:flex;
      align-items:flex-start;
      justify-content:space-between;
      gap:16px;
      flex-wrap:wrap;
    }
    .foot-col{
      min-width: 240px;
      flex: 1 1 260px;
    }
    .foot-col h3{
      margin:0 0 10px;
      font-size:14px;
      color:#0b2a66;
    }
    .foot-col p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
    }
    .linklist{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .linklist a{
      font-size:12px;
      color:#0b2a66;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.75);
      transition: transform .18s ease, border-color .18s ease;
    }
    .linklist a:hover{ transform: translateY(-2px); border-color: rgba(11,75,255,.18); }
    .copy{
      margin-top:14px;
      padding-top:12px;
      border-top:1px dashed rgba(15,23,42,.14);
      color:var(--muted);
      font-size:12px;
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:12px;
      flex-wrap:wrap;
    }

    .float-chat{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:70;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .chat-panel{
      width: 220px;
      border-radius: 18px;
      border:1px solid rgba(15,23,42,.10);
      background: rgba(255,255,255,.88);
      box-shadow: 0 20px 50px rgba(2,28,68,.18);
      overflow:hidden;
      transform-origin: 100% 100%;
      animation: popIn .35s ease both;
    }
    @keyframes popIn{
      from{ opacity:0; transform: translateY(10px) scale(.98); }
      to{ opacity:1; transform: translateY(0) scale(1); }
    }
    .chat-panel .head{
      padding:10px 12px;
      background: linear-gradient(180deg, rgba(11,75,255,.12), rgba(11,75,255,.04));
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      border-bottom: 1px solid rgba(15,23,42,.08);
    }
    .chat-panel .head b{ font-size:13px; color:#0b2a66; }
    .chat-panel .head button{
      border:none; background: transparent; cursor:pointer;
      color:var(--muted);
      font-weight:900;
      font-size:14px;
      width:30px; height:30px;
      border-radius:12px;
    }
    .chat-panel .head button:hover{ background: rgba(15,23,42,.06); }
    .chat-panel .body{
      padding:12px;
      display:flex;
      flex-direction:column;
      gap:10px;
    }
    .kefu-row{
      display:flex; gap:10px; align-items:center;
    }
    .kefu-row img{
      width:56px; height:56px; border-radius:16px;
      border:1px solid rgba(15,23,42,.10);
      background:#fff;
    }
    .kefu-row .txt{
      display:flex; flex-direction:column; gap:4px;
    }
    .kefu-row .txt span{
      font-size:12px; color:var(--muted); line-height:1.45;
    }
    .small-link{
      display:inline-flex;
      align-items:center;
      justify-content:center;
      gap:8px;
      border-radius:14px;
      border:1px solid rgba(11,75,255,.20);
      background: rgba(11,75,255,.10);
      color:#0b2a66;
      padding:10px 12px;
      font-weight:900;
      font-size:13px;
      cursor:pointer;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .small-link:hover{ transform: translateY(-2px); box-shadow: 0 14px 30px rgba(11,75,255,.16); }

    .scroll-top{
      width:46px; height:46px;
      border-radius:16px;
      border:1px solid rgba(15,23,42,.12);
      background: rgba(255,255,255,.86);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      box-shadow: 0 18px 44px rgba(2,28,68,.12);
      transition: transform .18s ease, opacity .18s ease;
      opacity:0;
      pointer-events:none;
    }
    .scroll-top.show{
      opacity:1;
      pointer-events:auto;
    }
    .scroll-top:active{ transform: scale(.98); }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .6s ease, transform .6s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    .anchor-gap{ scroll-margin-top: 84px; }

    .price-note{
      display:flex; gap:10px; flex-wrap:wrap; align-items:flex-start;
    }

    .price-box{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      flex-wrap:wrap;
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(11,75,255,.16);
      background: linear-gradient(180deg, rgba(11,75,255,.08), rgba(255,255,255,.88));
      box-shadow: 0 14px 30px rgba(11,75,255,.10);
    }
    .price-box b{
      font-size:16px;
      color:#0b2a66;
    }
    .price-box span{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width: 52ch;
    }
    .price-tags{
      display:flex; gap:10px; flex-wrap:wrap;
      justify-content:flex-end;
    }

    .list-inline{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top:12px;
    }
    .list-inline .chip{
      border-color: rgba(11,75,255,.16);
      background: rgba(11,75,255,.07);
      color:#0b2a66;
      font-weight:800;
    }

    @media (max-width: 980px){
      .hero-grid{ grid-template-columns: 1fr; }
      .comments{ grid-template-columns: 1fr; }
      .grid-3{ grid-template-columns: 1fr; }
      .grid-2{ grid-template-columns: 1fr; }
      .feature-steps{ grid-template-columns: 1fr; }
      .post-list{ grid-template-columns: 1fr; }
      .media-strip{ grid-template-columns: 1fr 1fr; }
      .form-grid{ grid-template-columns: 1fr; }
      .nav-links{ display:none; }
      .nav-cta{ display:none; }
      .mobile-toggle{ display:flex; }
      .mobile-drawer{ display:block; }
      .hero h1{ font-size:30px; }
      .mini-badge{ min-width: 160px; }
    }