:root{
      --bg:#fff7f7;
      --surface:#ffffff;
      --text:#1f2328;
      --muted:#5b616b;
      --muted2:#7a818d;
      --line:rgba(31,35,40,.10);
      --shadow: 0 18px 45px rgba(170, 0, 0, .10);
      --shadow2: 0 10px 28px rgba(17, 24, 39, .08);
      --accent:#d11b2f;
      --accent2:#ff3b59;
      --accent3:#b70f23;
      --soft:#ffe6ea;
      --soft2:#fff0f3;
      --chip:#fff1f4;
      --ok:#0f8a5f;
      --warn:#b45309;
      --radius:18px;
      --radius2:14px;
      --max:1120px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans SC", Arial, sans-serif;
      color:var(--text);
      background:
        radial-gradient(900px 420px at 8% -10%, rgba(209,27,47,.18), transparent 55%),
        radial-gradient(700px 380px at 96% 0%, rgba(255,59,89,.16), transparent 52%),
        radial-gradient(600px 320px at 40% 8%, rgba(209,27,47,.12), transparent 48%),
        linear-gradient(180deg, var(--bg), #ffffff 45%, #fff9f9 100%);
    }
    a{color:inherit; text-decoration:none}
    .container{max-width:var(--max); margin:0 auto; padding:0 18px}
    .topbar{
      position:sticky; top:0; z-index:50;
      background:rgba(255,247,247,.72);
      backdrop-filter: blur(10px);
      border-bottom:1px solid rgba(209,27,47,.12);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between;
      padding:14px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width:220px;
    }
    .ai-page-logo{
      width:44px; height:44px; object-fit:contain;
      filter: drop-shadow(0 10px 18px rgba(209,27,47,.18));
    }
    .brand-title{
      display:flex; flex-direction:column; line-height:1.05;
    }
    .brand-title strong{
      font-size:14px; letter-spacing:.2px;
    }
    .brand-title span{
      font-size:12px; color:var(--muted);
    }
    .nav-right{
      display:flex; align-items:center; justify-content:flex-end; gap:12px; flex-wrap:wrap;
    }
    .nav-links{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .nav-links a{
      font-size:13px; color:var(--muted);
      padding:8px 10px; border-radius:999px;
      border:1px solid transparent;
      transition: transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
      will-change: transform;
    }
    .nav-links a:hover{
      transform: translateY(-1px);
      background: rgba(209,27,47,.06);
      border-color: rgba(209,27,47,.18);
      color:#14161a;
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      border:none; cursor:pointer;
      padding:11px 14px; border-radius:12px;
      font-weight:700; font-size:13px;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
      will-change: transform;
      display:inline-flex; align-items:center; gap:9px;
      user-select:none;
      white-space:nowrap;
    }
    .btn:active{transform: translateY(0)}
    .btn-primary{
      background: linear-gradient(135deg, var(--accent), var(--accent2));
      color:#fff;
      box-shadow: 0 14px 30px rgba(209,27,47,.22);
    }
    .btn-primary:hover{transform: translateY(-1px); box-shadow: 0 20px 42px rgba(209,27,47,.26)}
    .btn-ghost{
      background: rgba(255,255,255,.8);
      border: 1px solid rgba(209,27,47,.18);
      color:#231f24;
    }
    .btn-ghost:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.95);
      border-color: rgba(209,27,47,.28);
      box-shadow: var(--shadow2);
    }
    .icon-dot{
      width:10px; height:10px; border-radius:50%;
      background: rgba(255,255,255,.95);
      box-shadow: 0 0 0 6px rgba(255,255,255,.18);
    }
    .menu-btn{
      display:none;
      background: rgba(255,255,255,.85);
      border:1px solid rgba(209,27,47,.18);
      border-radius:12px;
      padding:10px 12px;
      font-weight:800;
      color:#1b1f25;
      cursor:pointer;
      align-items:center;
      gap:10px;
    }
    .burger{
      width:18px; height:12px; position:relative;
    }
    .burger span{
      position:absolute; left:0; right:0;
      height:2px; border-radius:2px; background: rgba(209,27,47,.9);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .burger span:nth-child(1){top:0}
    .burger span:nth-child(2){top:5px}
    .burger span:nth-child(3){top:10px}
    .menu-btn[aria-expanded="true"] .burger span:nth-child(1){top:5px; transform: rotate(45deg)}
    .menu-btn[aria-expanded="true"] .burger span:nth-child(2){opacity:0}
    .menu-btn[aria-expanded="true"] .burger span:nth-child(3){top:5px; transform: rotate(-45deg)}
    .mobile-panel{
      display:none;
      padding:0 0 14px;
    }
    .mobile-panel .mobile-links{
      display:grid; gap:8px;
      grid-template-columns: 1fr 1fr;
      margin-top:10px;
    }
    .mobile-panel a{
      padding:10px 12px;
      border:1px solid rgba(209,27,47,.14);
      background: rgba(255,255,255,.85);
      border-radius:14px;
      font-weight:700;
      font-size:13px;
      color:#1c1f24;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .mobile-panel a:hover{transform: translateY(-1px); box-shadow: var(--shadow2)}
    .hero{
      padding:34px 0 10px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-card{
      border-radius: 26px;
      background:
        radial-gradient(900px 380px at 10% 10%, rgba(255,255,255,.75), rgba(255,255,255,.35) 45%, rgba(255,255,255,.15) 70%, rgba(255,255,255,0) 78%),
        linear-gradient(135deg, rgba(255,255,255,.88), rgba(255,255,255,.58));
      border:1px solid rgba(209,27,47,.16);
      box-shadow: var(--shadow);
      position:relative;
      overflow:hidden;
      padding:26px;
      min-height: 360px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      gap:18px;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        radial-gradient(400px 180px at 12% 20%, rgba(209,27,47,.26), transparent 58%),
        radial-gradient(380px 160px at 82% 18%, rgba(255,59,89,.20), transparent 60%),
        radial-gradient(500px 220px at 60% 100%, rgba(209,27,47,.14), transparent 58%);
      pointer-events:none;
      opacity:.9;
    }
    .hero-card > *{position:relative; z-index:1}
    .hero-badge{
      display:inline-flex; align-items:center; gap:10px;
      padding:8px 12px; border-radius:999px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(209,27,47,.18);
      width:fit-content;
    }
    .hero-badge .spark{
      width:22px; height:22px; border-radius:8px;
      background: linear-gradient(135deg, rgba(209,27,47,.95), rgba(255,59,89,.9));
      box-shadow: 0 12px 24px rgba(209,27,47,.22);
      display:grid; place-items:center;
      color:#fff; font-size:12px; font-weight:900;
    }
    .hero-badge span{
      font-weight:800;
      font-size:13px;
      color:#1c1f24;
      letter-spacing:.2px;
    }
    h1{
      margin:10px 0 0;
      font-size: 34px;
      line-height: 1.12;
      letter-spacing: .2px;
    }
    .hero-lead{
      margin:10px 0 0;
      color:var(--muted);
      font-size:14.5px;
      line-height:1.7;
      max-width: 56ch;
    }
    .hero-actions{
      display:flex; align-items:center; gap:12px; flex-wrap:wrap;
      margin-top:16px;
    }
    .hero-micro{
      display:flex; gap:12px; flex-wrap:wrap;
      margin-top:12px;
      color:var(--muted2);
      font-size:12.5px;
    }
    .micro-item{
      display:flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(209,27,47,.12);
      background: rgba(255,255,255,.65);
    }
    .micro-item i{
      width:9px; height:9px; border-radius:3px;
      background: rgba(209,27,47,.85);
      box-shadow: 0 0 0 5px rgba(209,27,47,.12);
    }

    .hero-side{
      display:grid;
      grid-template-rows: auto 1fr;
      gap:12px;
    }
    .side-top{
      border-radius: 26px;
      background: rgba(255,255,255,.72);
      border:1px solid rgba(209,27,47,.14);
      box-shadow: var(--shadow2);
      padding:16px;
      overflow:hidden;
      position:relative;
    }
    .side-top:after{
      content:"";
      position:absolute; right:-50px; top:-60px;
      width:170px; height:170px;
      border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(255,59,89,.35), rgba(209,27,47,.10) 45%, transparent 68%);
      pointer-events:none;
    }
    .side-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      position:relative; z-index:1;
    }
    .side-title strong{font-size:14px}
    .pill{
      font-size:12px; font-weight:800;
      padding:7px 10px; border-radius:999px;
      background: rgba(209,27,47,.10);
      color: var(--accent3);
      border:1px solid rgba(209,27,47,.14);
      white-space:nowrap;
    }
    .side-list{
      margin-top:12px;
      display:grid; gap:10px;
      position:relative; z-index:1;
    }
    .side-metric{
      display:flex; align-items:flex-start; gap:10px;
      padding:12px 12px;
      border-radius:16px;
      background: rgba(255,255,255,.82);
      border:1px solid rgba(31,35,40,.08);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      will-change: transform;
    }
    .side-metric:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 16px 36px rgba(17,24,39,.10);
    }
    .side-metric .micon{
      width:34px; height:34px; border-radius:14px;
      display:grid; place-items:center;
      background: linear-gradient(135deg, rgba(209,27,47,.18), rgba(255,59,89,.10));
      border:1px solid rgba(209,27,47,.14);
      color: var(--accent3);
      font-weight:1000;
    }
    .side-metric b{font-size:13.5px}
    .side-metric p{
      margin:4px 0 0;
      font-size:12.5px; color:var(--muted);
      line-height:1.45;
    }

    .data-row{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:12px;
      margin-top:14px;
    }
    .stat-card{
      background: rgba(255,255,255,.76);
      border:1px solid rgba(209,27,47,.14);
      border-radius: 18px;
      padding:14px 14px;
      box-shadow: 0 14px 30px rgba(209,27,47,.08);
      transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
      min-width:0;
    }
    .stat-card:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 22px 46px rgba(209,27,47,.12);
    }
    .stat-card .kpi-top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .kpi{
      font-size:20px; font-weight:1000;
      letter-spacing:.3px;
    }
    .tag{
      font-size:12px; font-weight:900;
      padding:6px 9px; border-radius:999px;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      color: var(--accent3);
      white-space:nowrap;
    }
    .stat-card p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.55;
      min-height:40px;
    }

    .section{
      padding:34px 0;
    }
    .section-title{
      display:flex; align-items:flex-end; justify-content:space-between; gap:14px;
      margin-bottom:14px;
    }
    .section-title h2{
      margin:0;
      font-size:20px;
      letter-spacing:.2px;
    }
    .section-title p{
      margin:0; color:var(--muted); font-size:13.5px; line-height:1.6; max-width:62ch;
    }

    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(31,35,40,.10);
      border-radius: var(--radius);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      padding:16px;
    }
    .grid-2{display:grid; grid-template-columns: 1fr 1fr; gap:14px}
    .grid-3{display:grid; grid-template-columns: repeat(3, 1fr); gap:12px}
    .grid-4{display:grid; grid-template-columns: repeat(4, 1fr); gap:12px}
    .feature{
      padding:16px 14px;
      border-radius: var(--radius2);
      background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.62));
      border:1px solid rgba(209,27,47,.12);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
      min-width:0;
    }
    .feature:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 18px 40px rgba(209,27,47,.10);
    }
    .feature:before{
      content:"";
      position:absolute; left:-30px; top:-30px;
      width:90px; height:90px;
      border-radius:30px;
      background: radial-gradient(circle at 30% 30%, rgba(255,59,89,.22), transparent 62%);
      pointer-events:none;
    }
    .feature > *{position:relative; z-index:1}
    .feature .ficon{
      width:42px; height:42px; border-radius:16px;
      display:grid; place-items:center;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      color: var(--accent3);
      font-weight:1000;
    }
    .feature h3{
      margin:12px 0 0;
      font-size:14.5px;
    }
    .feature p{
      margin:8px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.65;
      min-height:52px;
    }

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr);
      gap:12px;
    }
    .step{
      padding:16px 14px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(209,27,47,.14);
      position:relative;
      overflow:hidden;
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
      min-width:0;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 22px 50px rgba(17,24,39,.10);
    }
    .step .num{
      position:absolute; right:14px; top:14px;
      font-size:12px; font-weight:1000;
      color: rgba(209,27,47,.45);
      background: rgba(209,27,47,.08);
      border:1px solid rgba(209,27,47,.14);
      padding:6px 9px; border-radius:999px;
      letter-spacing:.3px;
    }
    .step h3{margin:6px 0 0; font-size:14.5px}
    .step p{margin:8px 0 0; color:var(--muted); font-size:13px; line-height:1.65; min-height:56px}
    .step .arrow{
      margin-top:14px;
      display:flex; align-items:center; justify-content:space-between;
      color:var(--muted2);
      font-size:12.5px;
    }
    .arrow .bar{
      height:10px; flex:1;
      margin-left:10px;
      border-radius:999px;
      background: linear-gradient(90deg, rgba(209,27,47,.22), rgba(209,27,47,0));
    }

    .comparison{
      overflow:auto;
      border-radius: 18px;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.70);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width:760px;
    }
    th, td{
      padding:12px 12px;
      border-bottom:1px solid rgba(31,35,40,.08);
      text-align:left;
      vertical-align:top;
      font-size:13px;
    }
    th{
      background: rgba(209,27,47,.08);
      color:#1d1f24;
      font-weight:1000;
      position:sticky; left:0;
      z-index:1;
    }
    td:first-child, th:first-child{position:sticky; left:0; background:inherit}
    .score{
      display:flex; gap:8px; align-items:center; flex-wrap:wrap;
    }
    .star{
      width:18px; height:18px; display:inline-block;
      background: linear-gradient(135deg, var(--accent), var(--accent2));
      clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
      box-shadow: 0 10px 22px rgba(209,27,47,.18);
    }
    .grade{
      font-weight:1000;
      color: var(--accent3);
      font-size:14px;
    }
    .check{
      display:flex; gap:8px; align-items:center;
      color:#173528;
      font-weight:800;
    }
    .check i{
      width:18px; height:18px; border-radius:8px;
      background: rgba(15,138,95,.12);
      border:1px solid rgba(15,138,95,.18);
      display:grid; place-items:center;
      color: var(--ok);
      font-style:normal;
      font-weight:1000;
      line-height:1;
    }
    .muted-cell{color:var(--muted)}
    .badge-strong{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px; border-radius:999px;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      color: var(--accent3);
      font-weight:1000;
      font-size:12.5px;
      white-space:nowrap;
    }

    .faq{
      display:grid; gap:10px;
    }
    details{
      border-radius:16px;
      background: rgba(255,255,255,.76);
      border:1px solid rgba(31,35,40,.10);
      padding:10px 12px;
      box-shadow: 0 10px 24px rgba(17,24,39,.05);
      transition: border-color .18s ease, transform .18s ease, box-shadow .18s ease;
    }
    details[open]{
      border-color: rgba(209,27,47,.24);
      box-shadow: 0 18px 40px rgba(209,27,47,.10);
    }
    summary{
      cursor:pointer;
      list-style:none;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      font-weight:1000; color:#1d1f24;
      padding:10px 8px;
    }
    summary::-webkit-details-marker{display:none}
    .sum-left{
      display:flex; align-items:flex-start; gap:10px;
    }
    .qicon{
      width:34px; height:34px; border-radius:14px;
      display:grid; place-items:center;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      color: var(--accent3);
      flex:0 0 auto;
      margin-top:2px;
      font-weight:1000;
    }
    .chev{
      width:34px; height:34px; border-radius:14px;
      display:grid; place-items:center;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.7);
      color: rgba(31,35,40,.78);
      transition: transform .18s ease;
      flex:0 0 auto;
    }
    details[open] .chev{transform: rotate(180deg)}
    .ans{
      color:var(--muted);
      font-size:13.5px;
      line-height:1.8;
      padding:0 10px 12px 52px;
    }

    .comments{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:12px;
    }
    .comment{
      padding:16px 14px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(209,27,47,.14);
      box-shadow: 0 16px 34px rgba(17,24,39,.06);
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .comment:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 22px 50px rgba(209,27,47,.10);
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      background: linear-gradient(135deg, rgba(209,27,47,.16), rgba(255,59,89,.08));
      border:1px solid rgba(209,27,47,.16);
      display:grid; place-items:center;
      font-weight:1000;
      color: var(--accent3);
    }
    .c-top{display:flex; gap:10px; align-items:flex-start}
    .c-name{font-weight:1000; font-size:13.5px}
    .c-role{color:var(--muted2); font-size:12.5px; margin-top:2px}
    .c-text{
      margin:12px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
      min-height:86px;
    }
    .c-meta{
      margin-top:12px;
      display:flex; gap:8px; flex-wrap:wrap;
    }
    .mini-chip{
      font-size:12px; font-weight:900;
      padding:7px 10px; border-radius:999px;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.14);
      color: var(--accent3);
    }

    .cases{
      display:grid; grid-template-columns: repeat(3, 1fr); gap:12px;
    }
    .case{
      border-radius: var(--radius);
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.76);
      padding:14px;
      transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
      min-width:0;
    }
    .case:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 22px 50px rgba(17,24,39,.10);
    }
    .case .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .case h3{
      margin:0;
      font-size:14.5px;
    }
    .case .kind{
      color:var(--accent3);
      font-weight:1000;
      font-size:12px;
      padding:7px 10px;
      border-radius:999px;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      white-space:nowrap;
    }
    .case p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.75;
      min-height:76px;
    }
    .case .list{
      margin:12px 0 0;
      padding-left:16px;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.7;
    }
    .case .list li{margin:6px 0}

    .article-grid{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px;
      align-items:start;
    }
    .article-list{
      display:grid; gap:10px;
    }
    .article{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.76);
      transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
    }
    .article:hover{
      transform: translateY(-2px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 18px 42px rgba(17,24,39,.10);
    }
    .a-badge{
      width:42px; height:42px; border-radius:16px;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      display:grid; place-items:center;
      color: var(--accent3);
      font-weight:1000;
      flex:0 0 auto;
    }
    .article h3{margin:0; font-size:14.5px}
    .article p{
      margin:6px 0 0;
      color:var(--muted);
      font-size:12.8px;
      line-height:1.6;
    }
    .article a.link{
      margin-left:auto;
      align-self:center;
      color: var(--accent3);
      font-weight:1000;
      font-size:12.8px;
      padding:8px 10px;
      border-radius:999px;
      background: rgba(209,27,47,.08);
      border:1px solid rgba(209,27,47,.14);
      white-space:nowrap;
      transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
      flex:0 0 auto;
    }
    .article a.link:hover{transform: translateY(-1px); box-shadow: var(--shadow2); background: rgba(209,27,47,.12)}
    .article-side{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(209,27,47,.14);
      background:
        radial-gradient(600px 260px at 20% 0%, rgba(255,59,89,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.62));
      box-shadow: var(--shadow2);
      position:relative;
      overflow:hidden;
    }
    .article-side h3{margin:0; font-size:15px}
    .side-note{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13px;
      line-height:1.8;
    }
    .tag-cloud{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:8px;
    }
    .tchip{
      font-size:12px;
      font-weight:900;
      padding:8px 10px;
      border-radius:999px;
      background: var(--chip);
      border:1px solid rgba(209,27,47,.12);
      color:#7a0f1f;
    }
    .timeline{
      margin-top:12px;
      display:grid; gap:10px;
    }
    .trow{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 12px;
      border-radius:16px;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.72);
    }
    .trow .dot{
      width:12px; height:12px; border-radius:4px;
      background: rgba(209,27,47,.85);
      box-shadow: 0 0 0 6px rgba(209,27,47,.12);
      margin-top:4px;
      flex:0 0 auto;
    }
    .trow b{font-size:13px}
    .trow p{margin:6px 0 0; color:var(--muted); font-size:12.8px; line-height:1.65}

    .form-wrap{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
      align-items:start;
    }
    .form-card{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(209,27,47,.14);
      background: rgba(255,255,255,.78);
      box-shadow: var(--shadow2);
    }
    form{display:grid; gap:12px; margin-top:8px}
    label{
      font-size:12.8px; color:var(--muted);
      font-weight:800;
      display:block;
      margin:0 0 8px;
    }
    .field{
      background: rgba(255,255,255,.92);
      border:1px solid rgba(31,35,40,.12);
      border-radius:14px;
      padding:12px 12px;
      width:100%;
      font-size:14px;
      color:var(--text);
      outline:none;
      transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
    }
    .field:focus{
      border-color: rgba(209,27,47,.30);
      box-shadow: 0 0 0 5px rgba(209,27,47,.12);
    }
    textarea.field{min-height:110px; resize:vertical}
    .selectRow{display:grid; grid-template-columns: 1fr 1fr; gap:10px}
    .form-actions{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
      margin-top:4px;
    }
    .privacy{
      color:var(--muted2);
      font-size:12.3px;
      line-height:1.6;
    }
    .success{
      margin-top:10px;
      padding:10px 12px;
      border-radius:14px;
      background: rgba(15,138,95,.10);
      border:1px solid rgba(15,138,95,.18);
      color:#103726;
      font-weight:900;
      display:none;
    }

    .contact-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap:14px;
      align-items:stretch;
    }
    .contact-card{
      padding:16px;
      border-radius: var(--radius);
      background: rgba(255,255,255,.78);
      border:1px solid rgba(31,35,40,.10);
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
      min-width:0;
    }
    .contact-card h3{margin:0; font-size:15px}
    .contact-card p{margin:10px 0 0; color:var(--muted); font-size:13px; line-height:1.8}
    .contact-rows{margin-top:12px; display:grid; gap:10px}
    .row{
      display:flex; gap:10px; align-items:flex-start;
      padding:12px 12px;
      border-radius:16px;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.74);
    }
    .row .ricon{
      width:38px; height:38px; border-radius:16px;
      display:grid; place-items:center;
      background: rgba(209,27,47,.10);
      border:1px solid rgba(209,27,47,.16);
      color: var(--accent3);
      font-weight:1000;
      flex:0 0 auto;
    }
    .row b{display:block; font-size:13.2px}
    .row a{
      display:inline-block;
      margin-top:6px;
      color: var(--accent3);
      font-weight:1000;
      font-size:13px;
      border-bottom: 1px dashed rgba(209,27,47,.35);
    }
    .qr-wrap{
      display:flex; gap:12px; align-items:center;
      margin-top:12px;
      padding:12px;
      border-radius:18px;
      border:1px solid rgba(209,27,47,.14);
      background: rgba(255,255,255,.76);
    }
    .qr{
      width:98px; height:98px;
      border-radius:20px;
      border:1px solid rgba(31,35,40,.10);
      background: #fff;
      display:flex; align-items:center; justify-content:center;
      overflow:hidden;
      flex:0 0 auto;
    }
    .qr img{width:100%; height:100%; object-fit:cover}
    .qr-wrap .qr-text b{font-size:14px}
    .qr-wrap .qr-text p{margin:6px 0 0; color:var(--muted); font-size:12.8px; line-height:1.7}

    .footer{
      padding:22px 0 26px;
      border-top:1px solid rgba(209,27,47,.12);
      background: linear-gradient(180deg, rgba(255,247,247,.25), rgba(255,247,247,.85));
    }
    .footer-inner{
      display:grid; grid-template-columns: 1.1fr .9fr; gap:14px; align-items:start;
    }
    .foot-card{
      border-radius: 20px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(31,35,40,.10);
      padding:16px;
      box-shadow: 0 18px 40px rgba(17,24,39,.06);
    }
    .foot-top{
      display:flex; gap:12px; align-items:flex-start;
    }
    .foot-top .fbrand img{
      width:42px; height:42px; object-fit:contain;
    }
    .foot-top .fbrand b{display:block; font-size:14.5px}
    .foot-top .fbrand p{margin:6px 0 0; color:var(--muted); font-size:13px; line-height:1.7}
    .foot-links{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .foot-links a{
      font-size:12.8px; font-weight:900;
      padding:8px 10px; border-radius:999px;
      background: rgba(209,27,47,.08);
      border:1px solid rgba(209,27,47,.14);
      color: var(--accent3);
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .foot-links a:hover{transform: translateY(-1px); box-shadow: var(--shadow2)}
    .copyright{
      margin-top:12px;
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.7;
    }
    .foot-right h3{margin:0; font-size:15px}
    .friend{
      margin-top:10px;
      display:grid; gap:8px;
    }
    .friend a{
      color: var(--muted);
      font-weight:900;
      font-size:13px;
      border:1px solid rgba(31,35,40,.10);
      background: rgba(255,255,255,.72);
      border-radius:16px;
      padding:10px 12px;
      transition: transform .15s ease, border-color .15s ease, box-shadow .15s ease;
    }
    .friend a:hover{
      transform: translateY(-1px);
      border-color: rgba(209,27,47,.22);
      box-shadow: 0 18px 40px rgba(17,24,39,.08);
    }

    .float-kefu{
      position:fixed;
      right:14px;
      bottom:14px;
      z-index:80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      background: rgba(255,255,255,.88);
      border:1px solid rgba(209,27,47,.18);
      border-radius:16px;
      padding:10px 12px;
      box-shadow: 0 18px 42px rgba(17,24,39,.12);
      display:flex; align-items:center; gap:10px;
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease;
      user-select:none;
      max-width: 220px;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 24px 60px rgba(17,24,39,.18)}
    .float-btn .ficon{
      width:38px; height:38px; border-radius:16px;
      background: linear-gradient(135deg, rgba(209,27,47,.22), rgba(255,59,89,.10));
      border:1px solid rgba(209,27,47,.18);
      display:grid; place-items:center;
      color: var(--accent3);
      font-weight:1000;
      flex:0 0 auto;
    }
    .float-btn b{font-size:13px}
    .float-btn span{font-size:12.5px; color:var(--muted); display:block; margin-top:2px}
    .kefu-panel{
      display:none;
      width:min(330px, calc(100vw - 28px));
      border-radius:20px;
      border:1px solid rgba(209,27,47,.18);
      background: rgba(255,255,255,.92);
      box-shadow: 0 28px 70px rgba(17,24,39,.22);
      overflow:hidden;
    }
    .kefu-panel .kp-head{
      padding:12px 14px;
      background: linear-gradient(135deg, rgba(209,27,47,.12), rgba(255,59,89,.08));
      border-bottom:1px solid rgba(31,35,40,.08);
      display:flex; align-items:center; justify-content:space-between; gap:12px;
    }
    .kp-head b{font-size:13.5px}
    .close-kp{
      width:34px; height:34px; border-radius:14px;
      border:1px solid rgba(31,35,40,.12);
      background: rgba(255,255,255,.8);
      cursor:pointer;
      font-weight:1000;
      color:rgba(31,35,40,.8);
    }
    .kefu-panel .kp-body{
      padding:12px 14px 14px;
      display:grid; gap:12px;
    }
    .kp-row{
      display:flex; gap:12px; align-items:center;
    }
    .kp-qr{
      width:112px; height:112px; border-radius:22px;
      border:1px solid rgba(31,35,40,.12);
      background:#fff;
      overflow:hidden;
      flex:0 0 auto;
    }
    .kp-qr img{width:100%; height:100%; object-fit:cover}
    .kp-info b{display:block; font-size:14px}
    .kp-info p{margin:6px 0 0; color:var(--muted); font-size:12.8px; line-height:1.7}
    .kp-actions{
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .btn-small{
      padding:10px 12px;
      border-radius:14px;
      font-weight:1000;
      font-size:12.8px;
      border:1px solid rgba(209,27,47,.18);
      background: rgba(255,255,255,.86);
      cursor:pointer;
      transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
      user-select:none;
    }
    .btn-small:hover{transform: translateY(-1px); box-shadow: var(--shadow2)}
    .btn-small.primary{
      background: linear-gradient(135deg, var(--accent), var(--accent2));
      color:#fff;
      border-color: transparent;
      box-shadow: 0 16px 34px rgba(209,27,47,.22);
    }
    .btn-small.primary:hover{box-shadow: 0 22px 50px rgba(209,27,47,.26)}
    .to-top{
      width:48px; height:48px; border-radius:18px;
      border:1px solid rgba(209,27,47,.18);
      background: rgba(255,255,255,.88);
      box-shadow: 0 18px 42px rgba(17,24,39,.12);
      cursor:pointer;
      display:grid; place-items:center;
      transition: transform .15s ease, box-shadow .15s ease;
      user-select:none;
    }
    .to-top:hover{transform: translateY(-2px); box-shadow: 0 26px 64px rgba(17,24,39,.18)}
    .to-top svg{width:20px; height:20px}

    .reveal{opacity:0; transform: translateY(14px); transition: opacity .6s ease, transform .6s ease}
    .reveal.in{opacity:1; transform: translateY(0)}
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .reveal{transition:none}
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr; }
      .hero-card{min-height: unset}
      .data-row{grid-template-columns: 1fr; }
      .steps{grid-template-columns: 1fr 1fr}
      .grid-4{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns: 1fr}
      .comments{grid-template-columns: 1fr}
      .cases{grid-template-columns: 1fr}
      .article-grid{grid-template-columns: 1fr}
      .form-wrap{grid-template-columns: 1fr}
      .contact-grid{grid-template-columns: 1fr}
      .footer-inner{grid-template-columns: 1fr}
      .nav-links{display:none}
      .nav-cta{display:none}
      .menu-btn{display:inline-flex}
      .mobile-panel{display:block}
      .mobile-panel[hidden]{display:none}
    }