:root{
      --bg0:#f7f5ff;
      --bg1:#ffffff;
      --text:#1f2a37;
      --muted:#5a6677;
      --card:#ffffff;
      --line:rgba(20,35,55,.10);
      --line2:rgba(20,35,55,.16);
      --primary:#6D4BFF;
      --primary2:#1E73FF;
      --accent:#12B981;
      --warn:#F59E0B;
      --shadow: 0 18px 45px rgba(16,24,40,.10);
      --shadow2: 0 10px 25px rgba(16,24,40,.10);
      --ring: 0 0 0 4px rgba(109,75,255,.18);
      --radius-xl:22px;
      --radius-lg:16px;
      --radius-md:12px;
      --radius-sm:10px;
      --container: 1120px;
      --pad: 18px;
      --ease: cubic-bezier(.2,.85,.2,1);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
      color:var(--text);
      background:
        radial-gradient(1000px 600px at 10% -10%, rgba(109,75,255,.18), transparent 55%),
        radial-gradient(900px 550px at 95% 5%, rgba(30,115,255,.14), transparent 52%),
        radial-gradient(900px 550px at 70% 95%, rgba(18,185,129,.10), transparent 48%),
        linear-gradient(180deg, var(--bg0), #fff 40%, #fff 100%);
      overflow-x:hidden;
    }
    img{max-width:100%; height:auto; display:block}
    a{color:inherit; text-decoration:none}
    .container{
      width:min(var(--container), calc(100% - 2*var(--pad)));
      margin:0 auto;
    }
    .topbar{
      position:sticky; top:0; z-index:50;
      backdrop-filter: blur(10px);
      background: rgba(255,255,255,.72);
      border-bottom:1px solid rgba(20,35,55,.08);
    }
    .topbar-inner{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:12px;
    }
    .brand{
      display:flex; align-items:center; gap:12px; min-width: 210px;
    }
    .brand-mark{
      width:40px; height:40px; border-radius:14px;
      background: radial-gradient(12px 12px at 30% 30%, rgba(255,255,255,.85), rgba(255,255,255,.0) 60%),
                  linear-gradient(135deg, rgba(109,75,255,1), rgba(30,115,255,1));
      box-shadow: 0 10px 25px rgba(109,75,255,.20);
      display:flex; align-items:center; justify-content:center;
      color:#fff; font-weight:800; letter-spacing:.2px;
      font-size:14px;
      flex:0 0 auto;
    }
    .brand-text{display:flex; flex-direction:column; line-height:1.15}
    .brand-text strong{font-size:14px}
    .brand-text span{font-size:12px; color:var(--muted)}
    .logo-inline{
      width:0; height:0; overflow:hidden;
    }
    nav.menu{
      display:flex; align-items:center; gap:6px; flex-wrap:wrap;
    }
    .nav-link{
      font-size:13px; color:rgba(31,42,55,.88);
      padding:10px 10px;
      border-radius:999px;
      border:1px solid transparent;
      transition: transform .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
      white-space:nowrap;
    }
    .nav-link:hover{
      background: rgba(109,75,255,.08);
      border-color: rgba(109,75,255,.22);
      transform: translateY(-1px);
    }
    .nav-actions{
      display:flex; align-items:center; gap:10px;
    }
    .btn{
      display:inline-flex; align-items:center; justify-content:center;
      gap:10px;
      border-radius: 999px;
      padding:11px 14px;
      font-weight:650;
      font-size:13px;
      border:1px solid rgba(20,35,55,.14);
      background:#fff;
      color:rgba(31,42,55,.95);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), background .18s var(--ease), border-color .18s var(--ease);
      cursor:pointer;
      user-select:none;
      white-space:nowrap;
    }
    .btn:focus{outline:none; box-shadow: var(--ring)}
    .btn:hover{transform: translateY(-1px); box-shadow: 0 10px 22px rgba(16,24,40,.10)}
    .btn-primary{
      border-color: rgba(109,75,255,.35);
      background: linear-gradient(135deg, rgba(109,75,255,1), rgba(30,115,255,1));
      color:#fff;
      box-shadow: 0 18px 30px rgba(109,75,255,.24);
    }
    .btn-primary:hover{
      box-shadow: 0 22px 40px rgba(109,75,255,.28);
    }
    .btn-ghost{
      background: rgba(255,255,255,.65);
      border-color: rgba(20,35,55,.12);
    }
    .icon{
      width:16px; height:16px; flex:0 0 auto;
    }
    .burger{
      display:none;
      width:44px; height:44px; border-radius:14px;
      border:1px solid rgba(20,35,55,.14);
      background: rgba(255,255,255,.8);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
    }
    .burger:hover{transform: translateY(-1px); box-shadow: 0 10px 22px rgba(16,24,40,.10)}
    .burger svg{width:20px; height:20px}
    .mobile-panel{
      display:none;
      padding:10px 0 16px;
    }
    .mobile-links{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:8px;
    }
    .mobile-links .nav-link{
      padding:10px 12px; border-radius:12px;
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.65);
    }
    .section{
      padding: 72px 0;
    }
    .section-sm{padding:52px 0}
    .hero{
      padding: 38px 0 22px;
    }
    .hero-wrap{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:20px;
      align-items:start;
    }
    .hero-left{
      border-radius: var(--radius-xl);
      padding: 26px;
      background:
        radial-gradient(900px 420px at -10% 0%, rgba(109,75,255,.22), transparent 50%),
        radial-gradient(700px 380px at 95% 20%, rgba(30,115,255,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.65));
      border:1px solid rgba(20,35,55,.10);
      box-shadow: 0 26px 70px rgba(16,24,40,.08);
      position:relative;
      overflow:hidden;
    }
    .hero-left:before{
      content:"";
      position:absolute; inset:-2px;
      background:
        linear-gradient(90deg, rgba(109,75,255,.0), rgba(109,75,255,.25), rgba(30,115,255,.18), rgba(109,75,255,.0));
      opacity:.55;
      transform: translateX(-40%);
      animation: sweep 9s var(--ease) infinite;
      pointer-events:none;
    }
    @keyframes sweep{
      0%{transform: translateX(-45%)}
      45%{transform: translateX(5%)}
      100%{transform: translateX(55%)}
    }
    .hero-left > *{position:relative; z-index:1}
    .eyebrow{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      margin-bottom: 12px;
    }
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 12px;
      border-radius:999px;
      background: rgba(255,255,255,.74);
      border:1px solid rgba(20,35,55,.10);
      color: rgba(31,42,55,.90);
      font-size:12px;
      font-weight:650;
    }
    .dot{
      width:10px; height:10px; border-radius:50%;
      background: linear-gradient(135deg, var(--primary), var(--primary2));
      box-shadow: 0 10px 18px rgba(109,75,255,.22);
    }
    h1{
      margin:0 0 10px;
      font-size: 34px;
      letter-spacing: -0.6px;
      line-height:1.18;
    }
    .hero-sub{
      margin:0 0 18px;
      color: rgba(31,42,55,.78);
      font-size:15px;
      line-height:1.65;
      max-width: 58ch;
    }
    .hero-actions{
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-bottom: 16px;
    }
    .hero-meta{
      display:grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap:10px;
      margin-top: 10px;
    }
    .mini{
      border-radius: 16px;
      padding:12px;
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.72);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
    }
    .mini:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 40px rgba(16,24,40,.10);
      border-color: rgba(109,75,255,.26);
    }
    .mini strong{display:block; font-size:14px}
    .mini span{display:block; font-size:12px; color: var(--muted); margin-top:4px; line-height:1.4}
    .hero-right{
      display:flex;
      flex-direction:column;
      gap:14px;
    }
    .glass-card{
      background: rgba(255,255,255,.66);
      border:1px solid rgba(20,35,55,.10);
      border-radius: var(--radius-xl);
      box-shadow: 0 22px 55px rgba(16,24,40,.06);
      padding: 18px;
      position:relative;
      overflow:hidden;
    }
    .glass-card:after{
      content:"";
      position:absolute;
      width: 220px; height: 220px;
      border-radius:50%;
      right:-120px; top:-120px;
      background: radial-gradient(circle at 30% 30%, rgba(109,75,255,.35), rgba(109,75,255,.0) 60%);
      pointer-events:none;
    }
    .kpi-grid{
      display:grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap:12px;
      position:relative;
      z-index:1;
    }
    .kpi{
      border-radius: 16px;
      padding:14px 12px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,35,55,.10);
    }
    .kpi .num{
      font-weight:900; font-size:18px; letter-spacing:-.3px;
      display:flex; align-items:baseline; gap:6px;
    }
    .kpi .num em{
      font-style:normal; font-size:12px; color: var(--muted); font-weight:700;
      letter-spacing:0;
    }
    .kpi .lab{
      margin-top:6px; color: var(--muted); font-size:12px; line-height:1.45;
    }
    .gradient-strip{
      border-radius: var(--radius-lg);
      padding:14px 14px;
      background: linear-gradient(135deg, rgba(109,75,255,.16), rgba(30,115,255,.10), rgba(18,185,129,.10));
      border:1px solid rgba(20,35,55,.10);
    }
    .strip-row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .strip-row strong{font-size:14px; display:block}
    .strip-row span{display:block; color: var(--muted); font-size:12px; margin-top:6px; line-height:1.45}
    .badge{
      display:inline-flex; align-items:center; gap:8px;
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(109,75,255,.30);
      background: rgba(255,255,255,.70);
      font-weight:800; font-size:12px;
      white-space:nowrap;
    }
    .badge svg{width:16px; height:16px}
    .section-head{
      display:flex; align-items:flex-end; justify-content:space-between;
      gap:16px; margin-bottom: 18px;
    }
    .section-head h2{
      margin:0;
      font-size: 24px;
      letter-spacing:-.4px;
    }
    .section-head 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, minmax(0,1fr)); gap:14px;
    }
    .grid-4{
      display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:14px;
    }
    .card{
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,35,55,.10);
      border-radius: var(--radius-xl);
      padding: 16px;
      box-shadow: 0 18px 40px rgba(16,24,40,.05);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease), border-color .22s var(--ease);
      position:relative;
      overflow:hidden;
    }
    .card:hover{
      transform: translateY(-3px);
      box-shadow: 0 28px 68px rgba(16,24,40,.10);
      border-color: rgba(109,75,255,.22);
    }
    .card h3{
      margin:10px 0 8px; font-size:15px; letter-spacing:-.2px;
    }
    .card p{
      margin:0; color: var(--muted); font-size:13px; line-height:1.6;
    }
    .card .chip-row{
      display:flex; flex-wrap:wrap; gap:8px; margin-top:12px;
    }
    .chip{
      font-size:12px; color: rgba(31,42,55,.88);
      border:1px solid rgba(20,35,55,.12);
      background: rgba(255,255,255,.72);
      padding:7px 10px;
      border-radius:999px;
      font-weight:650;
    }
    .card .top-icon{
      width:44px; height:44px; border-radius:16px;
      display:flex; align-items:center; justify-content:center;
      background: linear-gradient(135deg, rgba(109,75,255,.18), rgba(30,115,255,.12));
      border:1px solid rgba(109,75,255,.22);
      color: rgba(31,42,55,.95);
    }
    .card .top-icon svg{width:20px; height:20px}
    .steps{
      display:grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap:14px;
      align-items:stretch;
    }
    .step{
      padding:16px;
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.78);
      position:relative;
      overflow:hidden;
    }
    .step:before{
      content:"";
      position:absolute;
      inset:-1px;
      background: radial-gradient(420px 180px at 0% 0%, rgba(109,75,255,.16), transparent 55%);
      pointer-events:none;
      opacity:.9;
    }
    .step > *{position:relative}
    .step .n{
      width:38px; height:38px;
      border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      background: linear-gradient(135deg, rgba(109,75,255,.22), rgba(30,115,255,.16));
      border:1px solid rgba(109,75,255,.24);
    }
    .step h3{margin:12px 0 8px; font-size:15px}
    .step p{margin:0; color: var(--muted); font-size:13px; line-height:1.6}
    .compare-wrap{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 18px 50px rgba(16,24,40,.06);
      overflow:hidden;
    }
    .compare-top{
      padding:16px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      border-bottom:1px solid rgba(20,35,55,.08);
      background: linear-gradient(135deg, rgba(109,75,255,.08), rgba(30,115,255,.06), rgba(18,185,129,.06));
    }
    .score{
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
    }
    .stars{
      display:flex; gap:6px; align-items:center;
    }
    .star{
      width:18px; height:18px;
      color: #F5A623;
    }
    .score strong{font-size:18px}
    .score span{display:block; color: var(--muted); font-size:12px; margin-top:4px; line-height:1.45}
    .compare-table{
      width:100%;
      border-collapse: collapse;
      table-layout: fixed;
    }
    .compare-table th, .compare-table td{
      border-bottom:1px solid rgba(20,35,55,.08);
      padding:14px 14px;
      vertical-align:top;
      font-size:13px;
      line-height:1.5;
    }
    .compare-table th{
      text-align:left;
      width:22%;
      color: rgba(31,42,55,.92);
      background: rgba(255,255,255,.55);
      font-weight:850;
    }
    .compare-table td{
      color: rgba(31,42,55,.86);
      background: rgba(255,255,255,.78);
    }
    .tag-good{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(18,185,129,.28);
      background: rgba(18,185,129,.08);
      font-weight:800;
      white-space:nowrap;
    }
    .tag-mid{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(245,158,11,.30);
      background: rgba(245,158,11,.09);
      font-weight:800;
      white-space:nowrap;
    }
    .tag-low{
      display:inline-flex; align-items:center; gap:8px;
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(244,63,94,.26);
      background: rgba(244,63,94,.07);
      font-weight:800;
      white-space:nowrap;
    }
    .tag-good svg,.tag-mid svg,.tag-low svg{width:16px; height:16px}
    .compare-row{
      display:flex; flex-wrap:wrap; gap:10px; align-items:center;
    }
    .compare-note{
      padding:14px 16px;
      color: var(--muted);
      font-size:12px;
      border-top:1px solid rgba(20,35,55,.08);
      background: rgba(255,255,255,.65);
    }
    .split{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .timeline{
      display:flex; flex-direction:column; gap:12px;
    }
    .t-item{
      display:flex; gap:12px;
      padding:14px;
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.78);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
    }
    .t-item:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(16,24,40,.08)}
    .t-dot{
      width:18px; height:18px; border-radius:50%;
      background: linear-gradient(135deg, rgba(109,75,255,1), rgba(30,115,255,1));
      box-shadow: 0 12px 20px rgba(109,75,255,.25);
      margin-top:3px;
      flex:0 0 auto;
    }
    .t-item strong{font-size:14px}
    .t-item p{margin:6px 0 0; color: var(--muted); font-size:13px; line-height:1.6}
    .gallery{
      display:grid;
      grid-template-columns: 1fr 1fr 1fr;
      gap:12px;
    }
    .media-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.78);
      overflow:hidden;
      box-shadow: 0 18px 45px rgba(16,24,40,.05);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
      display:flex; flex-direction:column;
    }
    .media-card:hover{transform: translateY(-3px); box-shadow: 0 28px 68px rgba(16,24,40,.10)}
    .media-head{
      padding:14px 14px 0;
      display:flex; justify-content:space-between; gap:10px; align-items:flex-start;
    }
    .media-head h3{margin:0; font-size:14px}
    .media-head span{font-size:12px; color: var(--muted)}
    .media-img{
      padding:14px;
      padding-top:10px;
    }
    .media-img .frame{
      border-radius:18px;
      overflow:hidden;
      border:1px solid rgba(20,35,55,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.8), rgba(255,255,255,.5));
    }
    .media-img img{width:100%; height:auto}
    .media-foot{
      padding: 0 14px 16px;
      color: var(--muted);
      font-size:13px;
      line-height:1.55;
    }
    .list-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.76);
      padding:16px;
      box-shadow: 0 18px 45px rgba(16,24,40,.05);
    }
    .two-col{
      display:grid;
      grid-template-columns: 1.2fr .8fr;
      gap:14px;
      align-items:start;
    }
    .service-list{
      display:flex; flex-direction:column; gap:10px;
      margin-top: 12px;
    }
    .service-item{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius: 18px;
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.72);
    }
    .service-item .ic{
      width:38px; height:38px;
      border-radius:16px;
      border:1px solid rgba(109,75,255,.22);
      background: linear-gradient(135deg, rgba(109,75,255,.18), rgba(30,115,255,.12));
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .service-item .ic svg{width:18px; height:18px}
    .service-item strong{display:block; font-size:14px}
    .service-item span{display:block; color: var(--muted); font-size:13px; line-height:1.55; margin-top:4px}
    .side-cta{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background:
        radial-gradient(500px 200px at 10% 0%, rgba(109,75,255,.18), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.80), rgba(255,255,255,.65));
      padding:16px;
      position:sticky;
      top:90px;
    }
    .side-cta h3{margin:0 0 8px; font-size:16px}
    .side-cta p{margin:0; color: var(--muted); font-size:13px; line-height:1.65}
    .side-cta .cta-row{
      display:flex; gap:10px; flex-wrap:wrap; margin-top:14px;
    }
    .side-cta .subtle{
      margin-top:12px;
      padding-top:12px;
      border-top:1px solid rgba(20,35,55,.10);
      color: var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    .faq{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
    }
    .faq-item{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.78);
      overflow:hidden;
      box-shadow: 0 18px 45px rgba(16,24,40,.05);
    }
    .faq-q{
      width:100%;
      text-align:left;
      padding:14px 14px;
      background: rgba(255,255,255,.55);
      border:none;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-weight:850;
      font-size:14px;
      color: rgba(31,42,55,.95);
    }
    .faq-q:focus{outline:none; box-shadow: var(--ring)}
    .faq-q span{
      display:block;
      line-height:1.55;
      padding-right:10px;
    }
    .chev{
      width:18px; height:18px;
      border-radius:6px;
      border:1px solid rgba(20,35,55,.12);
      background:#fff;
      flex:0 0 auto;
      display:flex; align-items:center; justify-content:center;
      transition: transform .22s var(--ease);
      margin-top:2px;
    }
    .faq-item[data-open="true"] .chev{transform: rotate(180deg)}
    .faq-a{
      padding:0 14px 14px;
      color: var(--muted);
      font-size:13px;
      line-height:1.7;
      display:none;
    }
    .faq-item[data-open="true"] .faq-a{display:block}
    .reviews{
      display:grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap:14px;
    }
    .review{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.78);
      padding:16px;
      box-shadow: 0 18px 45px rgba(16,24,40,.05);
      display:flex; flex-direction:column; gap:12px;
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
    }
    .review:hover{transform: translateY(-3px); box-shadow: 0 28px 68px rgba(16,24,40,.10)}
    .review-top{
      display:flex; gap:12px; align-items:flex-start;
    }
    .avatar{
      width:42px; height:42px; border-radius:16px;
      background: linear-gradient(135deg, rgba(109,75,255,.18), rgba(30,115,255,.12));
      border:1px solid rgba(109,75,255,.22);
      display:flex; align-items:center; justify-content:center;
      font-weight:950; color: rgba(31,42,55,.92);
      flex:0 0 auto;
    }
    .review-top strong{display:block; font-size:14px}
    .review-top span{display:block; margin-top:4px; color: var(--muted); font-size:12px; line-height:1.4}
    .review p{margin:0; color: rgba(31,42,55,.80); font-size:13px; line-height:1.7}
    .review-stars{display:flex; gap:6px; align-items:center}
    .review-stars svg{width:16px; height:16px; color:#F5A623}
    .article-list{
      display:flex; flex-direction:column; gap:10px;
    }
    .article{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px 12px;
      border-radius: 18px;
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.72);
      transition: transform .22s var(--ease), box-shadow .22s var(--ease);
    }
    .article:hover{transform: translateY(-2px); box-shadow: 0 18px 45px rgba(16,24,40,.08)}
    .article .thumb{
      width:44px; height:44px; border-radius:16px;
      background: linear-gradient(135deg, rgba(109,75,255,.18), rgba(30,115,255,.12));
      border:1px solid rgba(109,75,255,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      color: rgba(31,42,55,.92);
      font-weight:950;
    }
    .article strong{display:block; font-size:14px; line-height:1.4}
    .article span{display:block; margin-top:4px; color: var(--muted); font-size:12px; line-height:1.5}
    .article a.link{
      margin-left:auto;
      align-self:center;
      font-weight:850;
      font-size:13px;
      color: rgba(109,75,255,.95);
      padding:8px 10px;
      border-radius:999px;
      border:1px solid rgba(109,75,255,.22);
      background: rgba(109,75,255,.06);
      transition: transform .18s var(--ease), background .18s var(--ease);
      white-space:nowrap;
    }
    .article a.link:hover{transform: translateY(-1px); background: rgba(109,75,255,.10)}
    form{
      display:flex; flex-direction:column; gap:12px;
      margin-top: 12px;
    }
    .form-row{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    label{
      font-size:12px; color: rgba(31,42,55,.86);
      font-weight:800;
      display:block;
      margin-bottom:8px;
    }
    input, select, textarea{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(20,35,55,.14);
      background: rgba(255,255,255,.85);
      padding:12px 12px;
      font-size:13px;
      color: rgba(31,42,55,.95);
      outline:none;
      transition: box-shadow .18s var(--ease), border-color .18s var(--ease), transform .18s var(--ease);
    }
    textarea{min-height:110px; resize: vertical}
    input:focus, select:focus, textarea:focus{box-shadow: var(--ring); border-color: rgba(109,75,255,.35)}
    .form-foot{
      display:flex; gap:12px; align-items:center; justify-content:space-between; flex-wrap:wrap;
      margin-top: 2px;
    }
    .form-hint{
      color: var(--muted);
      font-size:12px;
      line-height:1.6;
      max-width: 56ch;
    }
    .toast{
      position:fixed; left:50%; bottom:18px;
      transform: translateX(-50%);
      background: rgba(17,24,39,.92);
      color:#fff;
      padding:12px 14px;
      border-radius: 14px;
      border:1px solid rgba(255,255,255,.14);
      box-shadow: 0 20px 50px rgba(0,0,0,.25);
      z-index: 100;
      display:none;
      max-width: calc(100% - 28px);
      font-size:13px;
      line-height:1.5;
    }
    .floating{
      position:fixed; right:16px; bottom:16px;
      z-index: 80;
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:46px; height:46px;
      border-radius:16px;
      border:1px solid rgba(20,35,55,.12);
      background: rgba(255,255,255,.86);
      box-shadow: 0 18px 45px rgba(16,24,40,.10);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .18s var(--ease), box-shadow .18s var(--ease);
      overflow:hidden;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 28px 68px rgba(16,24,40,.16)}
    .float-btn svg{width:20px; height:20px; color: rgba(31,42,55,.92)}
    .wechat-pop{
      position:absolute;
      right:56px; bottom:0;
      width: 220px;
      border-radius: 18px;
      border:1px solid rgba(20,35,55,.12);
      background: rgba(255,255,255,.92);
      box-shadow: 0 30px 80px rgba(16,24,40,.18);
      padding:12px;
      display:none;
    }
    .wechat-pop .pop-title{
      font-weight:950; font-size:13px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom:10px;
    }
    .wechat-pop .close{
      width:32px; height:32px;
      border-radius:12px;
      border:1px solid rgba(20,35,55,.12);
      background:#fff;
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s var(--ease);
    }
    .wechat-pop .close:hover{transform: translateY(-1px)}
    .wechat-pop img{
      width:100%;
      border-radius: 14px;
      border:1px solid rgba(20,35,55,.10);
    }
    .wechat-pop .pop-note{
      margin-top:10px;
      color: var(--muted);
      font-size:12px;
      line-height:1.6;
    }
    footer{
      padding: 26px 0 34px;
      border-top: 1px solid rgba(20,35,55,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.82), rgba(255,255,255,.92));
    }
    .footer-grid{
      display:grid;
      grid-template-columns: 1.2fr 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .foot-card{
      border-radius: var(--radius-xl);
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.76);
      padding:16px;
    }
    .foot-card h3{margin:0 0 10px; font-size:14px}
    .foot-card p{margin:0; color: var(--muted); font-size:13px; line-height:1.7}
    .foot-links{
      display:flex; flex-direction:column; gap:10px;
    }
    .foot-links a{
      color: rgba(31,42,55,.90);
      font-weight:800;
      font-size:13px;
      padding:10px 12px;
      border-radius: 14px;
      border:1px solid rgba(20,35,55,.10);
      background: rgba(255,255,255,.70);
      transition: transform .18s var(--ease), box-shadow .18s var(--ease), border-color .18s var(--ease);
    }
    .foot-links a:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 45px rgba(16,24,40,.10);
      border-color: rgba(109,75,255,.22);
    }
    .foot-bottom{
      display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap;
      margin-top: 14px;
      color: var(--muted);
      font-size:12px;
    }
    .fade-in{
      opacity:0;
      transform: translateY(12px);
      transition: opacity .7s var(--ease), transform .7s var(--ease);
    }
    .fade-in.is-visible{
      opacity:1;
      transform: translateY(0);
    }
    @media (prefers-reduced-motion: reduce){
      html{scroll-behavior:auto}
      .fade-in{transition:none}
      .hero-left:before{animation:none}
    }
    @media (max-width: 980px){
      .hero-wrap{grid-template-columns: 1fr; }
      .hero-meta{grid-template-columns: repeat(3, minmax(0,1fr))}
      .steps{grid-template-columns: repeat(2, minmax(0,1fr))}
      .grid-3{grid-template-columns: repeat(2, minmax(0,1fr))}
      .grid-4{grid-template-columns: repeat(2, minmax(0,1fr))}
      .reviews{grid-template-columns: repeat(2, minmax(0,1fr))}
      .faq{grid-template-columns: 1fr}
      .two-col{grid-template-columns: 1fr}
      .side-cta{position:relative; top:auto}
      .gallery{grid-template-columns: 1fr}
      .footer-grid{grid-template-columns: 1fr}
      .compare-table th{width:30%}
      .mobile-panel{display:block}
      nav.menu{display:none}
      .burger{display:flex}
    }
    @media (max-width: 520px){
      h1{font-size: 28px}
      .hero-left{padding:18px}
      .hero-meta{grid-template-columns: 1fr}
      .form-row{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr}
      .grid-3, .grid-4{grid-template-columns: 1fr}
    }
    .sr-only{
      position:absolute;
      width:1px; height:1px;
      padding:0; margin:-1px; overflow:hidden;
      clip:rect(0,0,0,0); white-space:nowrap; border:0;
    }
    .table-wrap{
      overflow:auto;
      -webkit-overflow-scrolling: touch;
      background: rgba(255,255,255,.78);
    }
    .table-wrap::-webkit-scrollbar{height:10px}
    .table-wrap::-webkit-scrollbar-thumb{background: rgba(109,75,255,.25); border-radius:999px}
    .kpi-grid{margin-top:8px}
    .ai-page-home-link{display:inline-flex; align-items:center; gap:10px}
    .ai-page-logo{display:none}