:root{
      --bg0:#fbf8f4;
      --bg1:#f6f7fb;
      --card:#ffffff;
      --text:#1f2937;
      --muted:#5b6577;
      --line:rgba(31,41,55,.12);
      --shadow:0 18px 50px rgba(15,23,42,.10);
      --shadow2:0 10px 28px rgba(15,23,42,.12);
      --shadow3:0 8px 18px rgba(15,23,42,.10);
      --brandA:#ff2f6d;
      --brandB:#6d28ff;
      --brandC:#00b3ff;
      --brandD:#ffb020;
      --ok:#10b981;
      --warn:#f59e0b;
      --radius:18px;
      --radius2:26px;
      --max: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;
      color:var(--text);
      background:
        radial-gradient(1100px 600px at 10% -10%, rgba(109,40,255,.12), transparent 60%),
        radial-gradient(900px 520px at 90% 0%, rgba(255,47,109,.10), transparent 55%),
        linear-gradient(180deg, var(--bg0), var(--bg1) 60%, #ffffff 100%);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      max-width:var(--max);
      margin:0 auto;
      padding:0 18px;
    }

    header{
      position:sticky;
      top:0;
      z-index:50;
      backdrop-filter:saturate(1.2) blur(12px);
      background:rgba(251,248,244,.70);
      border-bottom:1px solid rgba(31,41,55,.08);
    }
    .nav-wrap{
      display:flex;
      align-items:center;
      justify-content:space-between;
      gap:14px;
      padding:12px 0;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:200px;
    }
    .logo{
      width:38px; height:38px; border-radius:12px;
      background:
        radial-gradient(14px 14px at 28% 35%, rgba(255,255,255,.95), rgba(255,255,255,0) 60%),
        linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow:0 10px 22px rgba(109,40,255,.18);
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(255,255,255,.35);
      overflow:hidden;
    }
    .logo img{width:100%; height:100%; object-fit:cover; display:block; opacity:.98}
    .brand-title{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-title strong{
      font-size:14px; letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px; color:var(--muted);
    }

    .menu{
      display:flex; align-items:center; gap:14px;
      flex-wrap:nowrap;
      overflow:hidden;
    }
    .menu a{
      font-size:13px;
      color:rgba(31,41,55,.86);
      padding:10px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition:transform .15s ease, background .15s ease, border-color .15s ease;
      white-space:nowrap;
    }
    .menu a:hover{
      background:rgba(109,40,255,.06);
      border-color:rgba(109,40,255,.14);
      transform:translateY(-1px);
    }

    .nav-cta{
      display:flex; align-items:center; gap:10px; min-width:180px; justify-content:flex-end;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.75);
      box-shadow:0 8px 18px rgba(15,23,42,.06);
      font-size:12px;
      color:rgba(31,41,55,.86);
      transition:transform .15s ease, box-shadow .15s ease;
      white-space:nowrap;
    }
    .pill:hover{transform:translateY(-1px); box-shadow:0 12px 24px rgba(15,23,42,.10)}
    .pill i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow:0 0 0 4px rgba(109,40,255,.10);
      display:inline-block;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      border:1px solid rgba(0,0,0,0);
      border-radius:14px;
      padding:12px 14px;
      font-size:14px;
      font-weight:700;
      cursor:pointer;
      transition:transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:active{transform:translateY(0)}
    .btn-primary{
      color:#fff;
      background:linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow:0 16px 40px rgba(255,47,109,.22);
    }
    .btn-primary:hover{transform:translateY(-1px); box-shadow:0 20px 52px rgba(255,47,109,.28)}
    .btn-ghost{
      background:rgba(255,255,255,.75);
      border-color:rgba(31,41,55,.12);
      color:rgba(31,41,55,.92);
      box-shadow:0 10px 26px rgba(15,23,42,.06);
    }
    .btn-ghost:hover{transform:translateY(-1px); border-color:rgba(109,40,255,.18); box-shadow:0 14px 34px rgba(15,23,42,.10)}
    .btn .arrow{
      width:10px; height:10px;
      border-right:2px solid currentColor;
      border-bottom:2px solid currentColor;
      transform:rotate(-45deg);
      display:inline-block;
      opacity:.9;
    }

    .mobile-toggle{display:none}
    .mobile-panel{
      display:none;
      padding:10px 0 18px;
    }
    .mobile-panel a{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.72);
      margin-top:10px;
      font-size:14px;
    }

    .hero{
      padding:34px 0 26px;
      position:relative;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:18px;
      align-items:stretch;
      position:relative;
    }
    .hero-left{
      border-radius:var(--radius2);
      background:
        radial-gradient(900px 360px at 5% 0%, rgba(255,47,109,.20), transparent 55%),
        radial-gradient(720px 380px at 90% 10%, rgba(109,40,255,.20), transparent 55%),
        radial-gradient(520px 260px at 50% 110%, rgba(0,179,255,.18), transparent 52%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.74));
      border:1px solid rgba(31,41,55,.10);
      box-shadow:var(--shadow);
      padding:22px;
      overflow:hidden;
      position:relative;
    }
    .hero-left:before{
      content:"";
      position:absolute;
      inset:-2px -2px auto -2px;
      height:160px;
      background:
        linear-gradient(90deg, rgba(255,47,109,.22), rgba(109,40,255,.18), rgba(0,179,255,.16));
      filter:blur(22px);
      opacity:.9;
      pointer-events:none;
    }
    .hero-kicker{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
      position:relative;
      z-index:2;
    }
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background:rgba(255,255,255,.7);
      border:1px solid rgba(31,41,55,.10);
      color:rgba(31,41,55,.88);
      font-size:12px;
      box-shadow:0 10px 28px rgba(15,23,42,.05);
    }
    .tag b{
      color:rgba(31,41,55,.95);
      letter-spacing:.2px;
    }
    .tag i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brandD), var(--brandA));
      display:inline-block;
      box-shadow:0 0 0 4px rgba(255,176,32,.14);
    }
    h1{
      margin:14px 0 0;
      font-size:30px;
      line-height:1.18;
      letter-spacing:-.4px;
      position:relative;
      z-index:2;
    }
    .hero-sub{
      margin:12px 0 0;
      color:var(--muted);
      line-height:1.7;
      font-size:14px;
      max-width:62ch;
      position:relative;
      z-index:2;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:16px;
      align-items:center;
      position:relative;
      z-index:2;
    }
    .micro{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:14px;
      position:relative; z-index:2;
    }
    .micro .chip{
      padding:10px 12px;
      border-radius:14px;
      background:rgba(255,255,255,.70);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 10px 24px rgba(15,23,42,.05);
      flex:1 1 170px;
      min-width:160px;
    }
    .chip .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .chip b{font-size:13px}
    .chip span{display:block; margin-top:6px; color:var(--muted); font-size:12px; line-height:1.5}
    .spark{
      width:34px; height:34px; border-radius:12px;
      background:linear-gradient(135deg, rgba(255,47,109,.22), rgba(109,40,255,.18));
      border:1px solid rgba(255,255,255,.6);
      display:flex; align-items:center; justify-content:center;
      box-shadow:0 16px 36px rgba(109,40,255,.16);
    }
    .spark svg{width:18px; height:18px}

    .hero-right{
      display:flex; flex-direction:column; gap:12px;
    }
    .panel{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      border-radius:var(--radius2);
      box-shadow:var(--shadow3);
      padding:16px;
      position:relative;
      overflow:hidden;
    }
    .panel:after{
      content:"";
      position:absolute;
      right:-120px; top:-140px;
      width:260px; height:260px;
      background:radial-gradient(circle at 30% 30%, rgba(0,179,255,.26), transparent 55%),
                 radial-gradient(circle at 70% 60%, rgba(255,47,109,.22), transparent 52%);
      filter:blur(10px);
      opacity:.8;
      pointer-events:none;
    }
    .panel h2{
      margin:0;
      font-size:14px;
      letter-spacing:.2px;
      color:rgba(31,41,55,.92);
      position:relative;
      z-index:2;
    }
    .meter{
      margin-top:12px;
      display:grid;
      grid-template-columns:1fr 1fr;
      gap:10px;
      position:relative; z-index:2;
    }
    .meter .mcard{
      border-radius:16px;
      background:rgba(255,255,255,.75);
      border:1px solid rgba(31,41,55,.10);
      padding:12px;
      transition:transform .15s ease, box-shadow .15s ease;
    }
    .meter .mcard:hover{transform:translateY(-2px); box-shadow:0 14px 34px rgba(15,23,42,.12)}
    .mcard .num{
      font-weight:900;
      font-size:18px;
      letter-spacing:-.4px;
    }
    .mcard .lbl{
      margin-top:6px;
      font-size:12px;
      color:var(--muted);
      line-height:1.4;
    }
    .meter .mcard:nth-child(1) .num{color:var(--brandB)}
    .meter .mcard:nth-child(2) .num{color:var(--brandA)}
    .meter .mcard:nth-child(3) .num{color:var(--brandC)}
    .meter .mcard:nth-child(4) .num{color:var(--brandD)}

    .scene{
      margin-top:10px;
      display:flex; gap:10px; flex-wrap:wrap;
      position:relative; z-index:2;
    }
    .scene .step{
      flex:1 1 160px;
      min-width:150px;
      background:rgba(255,255,255,.70);
      border:1px solid rgba(31,41,55,.10);
      border-radius:16px;
      padding:12px;
      display:flex; gap:10px; align-items:flex-start;
      transition:transform .15s ease;
    }
    .scene .step:hover{transform:translateY(-2px)}
    .step .badge{
      width:28px; height:28px; border-radius:12px;
      background:linear-gradient(135deg, rgba(255,47,109,.18), rgba(109,40,255,.16));
      border:1px solid rgba(255,255,255,.7);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:rgba(31,41,55,.90);
      flex:0 0 auto;
    }
    .step .t{
      font-weight:800; font-size:13px; line-height:1.3;
    }
    .step .d{
      margin-top:6px;
      color:var(--muted);
      font-size:12px;
      line-height:1.5;
    }

    .section{
      padding:26px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:22px;
      letter-spacing:-.3px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:60ch;
    }
    .grid-3{
      display:grid; grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .grid-2{
      display:grid; grid-template-columns:repeat(2,1fr);
      gap:12px;
    }
    .card{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      border-radius:var(--radius);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      padding:16px;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      position:relative;
      overflow:hidden;
    }
    .card:hover{transform:translateY(-3px); box-shadow:0 18px 46px rgba(15,23,42,.12); border-color:rgba(109,40,255,.16)}
    .card h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .card p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .icon{
      width:42px; height:42px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(255,255,255,.7);
      box-shadow:0 18px 44px rgba(109,40,255,.16);
      background:linear-gradient(135deg, rgba(255,47,109,.18), rgba(109,40,255,.14));
      position:relative;
      z-index:2;
    }
    .icon svg{width:20px; height:20px}
    .card .list{
      margin-top:10px;
      padding:0; list-style:none;
      display:flex; flex-direction:column; gap:8px;
    }
    .card .list li{
      display:flex; gap:10px; align-items:flex-start;
      color:rgba(31,41,55,.86);
      font-size:13px;
      line-height:1.6;
    }
    .tick{
      width:18px; height:18px; border-radius:8px;
      background:linear-gradient(135deg, rgba(16,185,129,.18), rgba(0,179,255,.14));
      border:1px solid rgba(255,255,255,.7);
      display:inline-flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      margin-top:2px;
    }
    .tick:before{
      content:"";
      width:8px; height:4px;
      border-left:2px solid rgba(16,185,129,.9);
      border-bottom:2px solid rgba(16,185,129,.9);
      transform:rotate(-45deg);
      display:block;
      margin-top:-1px;
    }

    .timeline{
      display:grid;
      grid-template-columns:1fr;
      gap:10px;
    }
    .titem{
      display:grid;
      grid-template-columns: 80px 1fr;
      gap:12px;
      align-items:flex-start;
      padding:14px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
    }
    .titem .time{
      display:flex; flex-direction:column; gap:6px;
    }
    .titem .time b{
      font-size:12px;
      color:rgba(31,41,55,.90);
      letter-spacing:.2px;
      padding:8px 10px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      width:fit-content;
      background:rgba(255,255,255,.75);
    }
    .titem .time span{
      font-size:12px; color:var(--muted); line-height:1.5;
    }
    .titem .body h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .titem .body p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .compare{
      border-radius:var(--radius2);
      background:
        radial-gradient(900px 420px at 20% 0%, rgba(255,47,109,.10), transparent 60%),
        radial-gradient(700px 420px at 90% 10%, rgba(109,40,255,.12), transparent 60%),
        rgba(255,255,255,.72);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:var(--shadow3);
      padding:16px;
      overflow:hidden;
    }
    .compare-head{
      display:flex; gap:14px; align-items:flex-start; justify-content:space-between; flex-wrap:wrap;
      margin-bottom:10px;
    }
    .rating{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:4px; align-items:center;
      padding:10px 12px;
      border-radius:18px;
      background:rgba(255,255,255,.75);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 10px 24px rgba(15,23,42,.06);
    }
    .star{
      width:16px; height:16px;
      background:conic-gradient(from 180deg, var(--warn), var(--brandA));
      clip-path:polygon(50% 0%, 63% 35%, 100% 35%, 69% 57%, 82% 92%, 50% 70%, 18% 92%, 31% 57%, 0% 35%, 37% 35%);
      filter:drop-shadow(0 4px 10px rgba(245,158,11,.26));
    }
    .rating .score{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .rating .score b{
      font-size:26px; letter-spacing:-.8px;
    }
    .rating .score span{
      color:var(--muted);
      font-size:12px;
      margin-top:4px;
    }
    .compare-note{
      color:var(--muted);
      font-size:13px;
      line-height:1.6;
      max-width:60ch;
    }

    .table-wrap{
      overflow:auto;
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
    }
    table{
      border-collapse:separate;
      border-spacing:0;
      width:100%;
      min-width:720px;
      font-size:13px;
    }
    thead th{
      position:sticky;
      top:0;
      background:rgba(251,248,244,.95);
      z-index:1;
      border-bottom:1px solid rgba(31,41,55,.10);
      color:rgba(31,41,55,.88);
      font-weight:800;
      padding:14px 12px;
      text-align:left;
    }
    tbody td{
      padding:12px 12px;
      border-bottom:1px solid rgba(31,41,55,.08);
      color:rgba(31,41,55,.86);
      vertical-align:top;
    }
    tbody tr:hover td{background:rgba(109,40,255,.03)}
    .badge-score{
      display:inline-flex; align-items:center; gap:8px; flex-wrap:wrap;
    }
    .btag{
      padding:8px 10px; border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.75);
      font-weight:800;
      font-size:12px;
    }
    .btag.good{color:#0f766e; border-color:rgba(16,185,129,.22); background:rgba(16,185,129,.08)}
    .btag.mid{color:#7c2d12; border-color:rgba(245,158,11,.26); background:rgba(245,158,11,.10)}
    .btag-neo{
      color:rgba(109,40,255,.95);
      border-color:rgba(109,40,255,.20);
      background:rgba(109,40,255,.09);
    }

    .tabs{
      display:flex; gap:10px; flex-wrap:wrap; margin-bottom:12px;
    }
    .tab{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      cursor:pointer;
      font-size:13px;
      color:rgba(31,41,55,.88);
      transition:transform .15s ease, border-color .15s ease, background .15s ease;
      user-select:none;
    }
    .tab:hover{transform:translateY(-1px); border-color:rgba(109,40,255,.18)}
    .tab.active{
      border-color:rgba(255,47,109,.26);
      background:linear-gradient(135deg, rgba(255,47,109,.12), rgba(109,40,255,.10));
      color:rgba(31,41,55,.95);
      box-shadow:0 14px 34px rgba(255,47,109,.12);
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
    }
    .case{
      padding:14px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      transition:transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
      min-height:150px;
    }
    .case:hover{transform:translateY(-3px); box-shadow:0 18px 46px rgba(15,23,42,.12)}
    .case .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case .label{
      font-size:12px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.70);
      color:rgba(31,41,55,.88);
      white-space:nowrap;
    }
    .case h3{
      margin:10px 0 6px;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .case p{
      margin:0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .case .meta{
      margin-top:12px;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .meta .pill2{
      font-size:12px;
      padding:8px 10px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(251,248,244,.7);
      color:rgba(31,41,55,.86);
    }
    .poster-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .article-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }
    .article-list{
      display:flex; flex-direction:column; gap:10px;
    }
    .article-item{
      padding:14px;
      border-radius:var(--radius);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      transition:transform .18s ease, box-shadow .18s ease;
    }
    .article-item:hover{transform:translateY(-3px); box-shadow:0 18px 46px rgba(15,23,42,.12)}
    .article-item .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; flex-wrap:wrap;
    }
    .article-item h3{
      margin:0;
      font-size:15px;
      letter-spacing:-.1px;
    }
    .article-item p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }
    .article-item .link{
      display:inline-flex; align-items:center; gap:8px;
      color:rgba(109,40,255,.98);
      font-weight:800;
      font-size:13px;
      margin-top:10px;
    }
    .article-item .link:after{
      content:"";
      width:10px; height:10px;
      border-right:2px solid currentColor;
      border-top:2px solid currentColor;
      transform:rotate(45deg);
      display:inline-block;
      opacity:.9;
    }

    .stack-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:stretch;
    }

    .form-card{
      padding:16px;
      border-radius:var(--radius2);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:var(--shadow3);
      position:relative;
      overflow:hidden;
    }
    .form-card:before{
      content:"";
      position:absolute;
      left:-120px; top:-160px;
      width:280px; height:280px;
      background:radial-gradient(circle at 40% 40%, rgba(255,47,109,.22), transparent 55%),
                 radial-gradient(circle at 65% 65%, rgba(109,40,255,.18), transparent 55%);
      filter:blur(10px);
      opacity:.9;
      pointer-events:none;
    }
    .form-card h3{
      margin:0;
      font-size:16px;
      position:relative; z-index:2;
    }
    .form-card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
      position:relative; z-index:2;
    }
    form{
      margin-top:12px;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:10px;
      position:relative; z-index:2;
    }
    .field{display:flex; flex-direction:column; gap:6px}
    label{
      font-size:12px;
      color:rgba(31,41,55,.86);
      font-weight:800;
    }
    input, select, textarea{
      width:100%;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.12);
      background:rgba(251,248,244,.55);
      padding:12px 12px;
      font-size:14px;
      outline:none;
      transition:border-color .15s ease, box-shadow .15s ease, background .15s ease;
      color:rgba(31,41,55,.94);
    }
    textarea{min-height:98px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color:rgba(109,40,255,.35);
      box-shadow:0 0 0 4px rgba(109,40,255,.12);
      background:rgba(255,255,255,.78);
    }
    .full{grid-column:1/-1}
    .form-actions{
      grid-column:1/-1;
      display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top:2px;
    }
    .help-text{
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      max-width:48ch;
    }
    .toast{
      display:none;
      margin-top:12px;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(16,185,129,.22);
      background:rgba(16,185,129,.08);
      color:#0f766e;
      font-weight:800;
      font-size:13px;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
    }
    details{
      border-radius:var(--radius);
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      padding:12px 14px;
      transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
    }
    details[open]{border-color:rgba(255,47,109,.22); box-shadow:0 18px 46px rgba(15,23,42,.12)}
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      font-weight:900;
      font-size:14px;
      letter-spacing:-.1px;
    }
    summary::-webkit-details-marker{display:none}
    .sum-icon{
      width:26px; height:26px;
      border-radius:12px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.75);
      flex:0 0 auto;
      display:flex; align-items:center; justify-content:center;
    }
    .sum-icon:before{
      content:"+";
      font-weight:900;
      color:rgba(109,40,255,.95);
      transform:translateY(-1px);
    }
    details[open] .sum-icon:before{content:"×"; font-size:18px; transform:translateY(-2px)}
    .faq-a{
      margin-top:10px;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
      padding-right:8px;
    }

    .review-grid{
      display:grid;
      grid-template-columns:repeat(3,1fr);
      gap:12px;
    }
    .review{
      padding:16px;
      border-radius:var(--radius2);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      transition:transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
      min-height:190px;
    }
    .review:hover{transform:translateY(-3px); box-shadow:0 18px 46px rgba(15,23,42,.12)}
    .review:after{
      content:"";
      position:absolute;
      right:-80px; bottom:-90px;
      width:220px; height:220px;
      background:radial-gradient(circle at 30% 30%, rgba(255,47,109,.16), transparent 55%),
                 radial-gradient(circle at 60% 60%, rgba(109,40,255,.14), transparent 55%);
      filter:blur(10px);
      opacity:.85;
      pointer-events:none;
    }
    .review .head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px; position:relative; z-index:1;
    }
    .who{
      display:flex; flex-direction:column; gap:6px;
    }
    .who b{font-size:14px}
    .who span{font-size:12px; color:var(--muted); line-height:1.4}
    .avatar{
      width:40px; height:40px; border-radius:16px;
      background:linear-gradient(135deg, rgba(255,47,109,.18), rgba(0,179,255,.14));
      border:1px solid rgba(255,255,255,.7);
      box-shadow:0 18px 44px rgba(109,40,255,.14);
      display:flex; align-items:center; justify-content:center;
      font-weight:900; color:rgba(31,41,55,.92);
      position:relative; z-index:1;
    }
    .review .stars2{
      display:flex; gap:4px; margin-top:10px; position:relative; z-index:1;
    }
    .review .text{
      margin-top:12px;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
      position:relative; z-index:1;
    }

    .network{
      display:grid;
      grid-template-columns:1fr;
      gap:12px;
    }
    .network .ring{
      border-radius:var(--radius2);
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .network .ring:before{
      content:"";
      position:absolute;
      inset:auto -120px -160px auto;
      width:320px; height:320px;
      background:radial-gradient(circle at 35% 30%, rgba(0,179,255,.20), transparent 58%),
                 radial-gradient(circle at 70% 65%, rgba(255,47,109,.14), transparent 55%);
      filter:blur(12px);
      opacity:.9;
      pointer-events:none;
    }
    .ring-grid{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      align-items:start;
      position:relative; z-index:1;
    }
    .map-like{
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background:
        radial-gradient(500px 240px at 20% 20%, rgba(109,40,255,.10), transparent 55%),
        radial-gradient(420px 220px at 80% 40%, rgba(255,47,109,.10), transparent 55%),
        linear-gradient(180deg, rgba(251,248,244,.85), rgba(255,255,255,.80));
      padding:14px;
      min-height:240px;
      position:relative;
      overflow:hidden;
    }
    .map-like .gridlines{
      position:absolute;
      inset:0;
      background:
        linear-gradient(90deg, rgba(31,41,55,.06) 1px, transparent 1px),
        linear-gradient(180deg, rgba(31,41,55,.06) 1px, transparent 1px);
      background-size:26px 26px;
      opacity:.35;
      pointer-events:none;
    }
    .node{
      position:absolute;
      width:12px; height:12px;
      border-radius:50%;
      background:linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow:0 0 0 6px rgba(255,47,109,.10);
      border:1px solid rgba(255,255,255,.8);
      animation:pulse 2.6s ease-in-out infinite;
    }
    .node.n1{left:18%; top:34%; animation-delay:.1s}
    .node.n2{left:40%; top:22%; animation-delay:.4s}
    .node.n3{left:62%; top:40%; animation-delay:.2s}
    .node.n4{left:76%; top:58%; animation-delay:.7s}
    .node.n5{left:28%; top:62%; animation-delay:.55s}
    @keyframes pulse{
      0%,100%{transform:scale(1); opacity:1}
      50%{transform:scale(1.35); opacity:.75}
    }
    .map-like .legend{
      margin-top:14px;
      display:flex; gap:10px; flex-wrap:wrap;
      position:relative; z-index:1;
    }
    .legend .lg{
      display:flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.75);
      font-size:12px;
      color:rgba(31,41,55,.86);
    }
    .lg i{
      width:10px; height:10px; border-radius:50%;
      background:linear-gradient(135deg, var(--brandC), var(--brandB));
      box-shadow:0 0 0 4px rgba(109,40,255,.10);
      display:inline-block;
    }

    .media-strip{
      display:grid;
      grid-template-columns:1fr 1fr 1fr 1fr;
      gap:10px;
      margin-top:12px;
    }
    .poster{
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      overflow:hidden;
      box-shadow:0 12px 28px rgba(15,23,42,.06);
    }
    .poster img{
      width:100%;
      height:100%;
      display:block;
      object-fit:cover;
    }
    .poster .cap{
      padding:10px 10px;
      font-size:12px;
      color:var(--muted);
      border-top:1px solid rgba(31,41,55,.08);
      line-height:1.5;
      min-height:40px;
    }

    .pill-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .cloud{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      font-size:12px;
      color:rgba(31,41,55,.88);
      transition:transform .15s ease;
      cursor:default;
      white-space:nowrap;
    }
    .cloud:hover{transform:translateY(-2px);}

    .footer{
      padding:18px 0 30px;
      border-top:1px solid rgba(31,41,55,.10);
      background:rgba(251,248,244,.75);
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:12px;
      align-items:start;
    }
    .footcard{
      background:rgba(255,255,255,.78);
      border:1px solid rgba(31,41,55,.10);
      border-radius:var(--radius2);
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      padding:16px;
    }
    .footcard h3{margin:0; font-size:15px}
    .footcard p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .footlinks{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .footlinks a{
      font-size:12px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(251,248,244,.7);
      transition:transform .15s ease, border-color .15s ease;
      color:rgba(31,41,55,.86);
    }
    .footlinks a:hover{transform:translateY(-2px); border-color:rgba(255,47,109,.22)}
    .copy{
      margin-top:14px;
      color:var(--muted);
      font-size:12px;
      line-height:1.6;
      display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap;
    }
    .copy b{color:rgba(31,41,55,.92)}
    .footright{
      display:flex; flex-direction:column; gap:12px;
    }
    .kefu{
      display:flex; gap:12px; align-items:flex-start;
    }
    .qrcode{
      width:92px; height:92px; border-radius:20px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      overflow:hidden;
      box-shadow:0 12px 28px rgba(15,23,42,.06);
      flex:0 0 auto;
      display:flex; align-items:center; justify-content:center;
    }
    .qrcode img{width:100%; height:100%; object-fit:cover; display:block}
    .kefu .info b{
      display:block;
      font-size:14px;
      margin-top:2px;
    }
    .kefu .info span{
      display:block;
      margin-top:8px;
      color:var(--muted);
      font-size:13px;
      line-height:1.7;
    }

    .floating{
      position:fixed;
      right:16px;
      bottom:16px;
      z-index:80;
      display:flex;
      flex-direction:column;
      gap:10px;
      pointer-events:none;
    }
    .float-btn{
      pointer-events:auto;
      display:flex;
      align-items:center;
      gap:10px;
      padding:12px 14px;
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(15,23,42,.14);
      cursor:pointer;
      transition:transform .15s ease, box-shadow .15s ease;
      user-select:none;
      max-width:220px;
    }
    .float-btn:hover{transform:translateY(-3px)}
    .float-btn .dot{
      width:12px; height:12px; border-radius:50%;
      background:linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow:0 0 0 6px rgba(255,47,109,.10);
      flex:0 0 auto;
    }
    .float-btn b{font-size:13px}
    .float-btn span{color:var(--muted); font-size:12px; display:block; margin-top:4px; line-height:1.4}
    .float-btn svg{width:18px; height:18px; opacity:.95}
    .toTop{
      display:none;
      pointer-events:auto;
      align-items:center; justify-content:center;
      width:44px; height:44px;
      border-radius:18px;
      border:1px solid rgba(31,41,55,.10);
      background:rgba(255,255,255,.78);
      box-shadow:0 18px 50px rgba(15,23,42,.14);
      cursor:pointer;
      transition:transform .15s ease;
    }
    .toTop:hover{transform:translateY(-3px)}
    .toTop:before{
      content:"";
      width:10px; height:10px;
      border-right:2px solid rgba(31,41,55,.9);
      border-top:2px solid rgba(31,41,55,.9);
      transform:rotate(-45deg);
      display:block;
      margin-top:6px;
    }

    .fade-in{
      opacity:0;
      transform:translateY(10px);
      transition:opacity .6s ease, transform .6s ease;
    }
    .fade-in.show{
      opacity:1;
      transform:translateY(0);
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .fade-in{transition:none}
      .node{animation:none}
    }
    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .menu{display:none}
      .mobile-toggle{display:flex}
      .nav-cta{min-width:auto}
      .hero-left{padding:18px}
      .grid-3{grid-template-columns:1fr}
      .grid-2{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .article-grid{grid-template-columns:1fr}
      .stack-grid{grid-template-columns:1fr}
      .faq-grid{grid-template-columns:1fr}
      .review-grid{grid-template-columns:1fr}
      .ring-grid{grid-template-columns:1fr}
      .media-strip{grid-template-columns:1fr 1fr}
      form{grid-template-columns:1fr}
      .floating{right:12px; bottom:12px}
      .footer-grid{grid-template-columns:1fr}
    }