:root{
      --bg0:#fbfaf7;
      --bg1:#f5f3ff;
      --card:#ffffff;
      --text:#12131a;
      --muted:#5a5f72;
      --muted2:#7a819a;
      --line:rgba(20,25,40,.10);
      --shadow: 0 10px 28px rgba(18,19,26,.08);
      --shadow2: 0 12px 35px rgba(18,19,26,.10);
      --brandA:#5b7cfa;
      --brandB:#a855f7;
      --brandC:#22c55e;
      --brandD:#f97316;
      --brandE:#06b6d4;
      --accent:#2b2cff;
      --radius:18px;
      --radius2:26px;
      --max:1140px;
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, "PingFang SC","Noto Sans SC","Microsoft YaHei", Arial, "Helvetica Neue", sans-serif;
      background:
        radial-gradient(1200px 600px at 10% 0%, rgba(91,124,250,.10), transparent 55%),
        radial-gradient(900px 520px at 85% 5%, rgba(168,85,247,.10), transparent 50%),
        radial-gradient(800px 460px at 30% 90%, rgba(34,197,94,.08), transparent 55%),
        linear-gradient(180deg, var(--bg0) 0%, #ffffff 45%, #fbfbff 100%);
      color:var(--text);
      overflow-x:hidden;
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:var(--max);
      margin:0 auto;
      padding:0 18px;
    }
    .skip{
      position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;
    }
    .skip:focus{left:16px;top:16px;width:auto;height:auto;padding:10px 14px;background:#fff;border:1px solid var(--line);border-radius:12px;z-index:9999}
    header{
      position:sticky; top:0; z-index:50;
      background: rgba(251,250,247,.72);
      backdrop-filter: blur(10px);
      border-bottom: 1px solid rgba(20,25,40,.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: 180px;
    }
    .logo{
      width:42px; height:42px; border-radius:12px;
      box-shadow: 0 8px 20px rgba(91,124,250,.18);
      background: #fff;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(20,25,40,.08);
      overflow:hidden;
      flex:0 0 auto;
    }
    .logo img{width:100%; height:auto; display:block}
    .brand-name{
      display:flex; flex-direction:column; line-height:1.1;
    }
    .brand-name strong{font-size:14px; letter-spacing:.2px}
    .brand-name span{font-size:12px; color:var(--muted)}
    nav{display:flex; align-items:center; gap:8px}
    .nav-links{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
      justify-content:flex-end;
    }
    .nav-links a{
      font-size:13px; color:rgba(18,19,26,.82);
      padding:8px 10px;
      border-radius:12px;
      border:1px solid transparent;
      transition: transform .18s ease, background .18s ease, border-color .18s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      transform: translateY(-1px);
      background: rgba(255,255,255,.65);
      border-color: rgba(20,25,40,.10);
    }
    .nav-actions{display:flex; align-items:center; gap:10px; flex:0 0 auto}
    .pill{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(20,25,40,.12);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 25px rgba(18,19,26,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      font-size:13px;
      color: rgba(18,19,26,.90);
    }
    .pill:hover{transform: translateY(-1px); box-shadow: 0 16px 35px rgba(18,19,26,.10)}
    .pill svg{flex:0 0 auto}
    .btn{
      display:inline-flex; align-items:center; justify-content:center; gap:10px;
      padding:12px 14px;
      border-radius:14px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      color: var(--text);
      font-weight:650;
      font-size:13.5px;
      cursor:pointer;
      transition: transform .16s ease, box-shadow .16s ease, background .16s ease, border-color .16s ease;
      user-select:none;
      white-space:nowrap;
    }
    .btn:hover{transform: translateY(-1px); box-shadow: 0 16px 32px rgba(18,19,26,.10); border-color: rgba(20,25,40,.16)}
    .btn:active{transform: translateY(0px)}
    .btn-primary{
      border-color: rgba(43,44,255,.18);
      background: linear-gradient(135deg, rgba(43,44,255,.10) 0%, rgba(168,85,247,.10) 55%, rgba(91,124,250,.10) 100%), #fff;
      position:relative;
      overflow:hidden;
    }
    .btn-primary::before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(120px 60px at 20% 30%, rgba(91,124,250,.30), transparent 60%),
                  radial-gradient(120px 60px at 70% 10%, rgba(168,85,247,.24), transparent 60%),
                  radial-gradient(120px 60px at 90% 70%, rgba(34,197,94,.18), transparent 60%);
      opacity:.8;
      pointer-events:none;
    }
    .btn-primary span{position:relative; z-index:1}
    .btn-accent{
      background: linear-gradient(135deg, rgba(43,44,255,.98), rgba(168,85,247,.92));
      border-color: rgba(43,44,255,.30);
      color:#fff;
      box-shadow: 0 18px 42px rgba(43,44,255,.18);
    }
    .btn-accent:hover{box-shadow: 0 26px 60px rgba(43,44,255,.26)}
    .icon{
      width:18px;height:18px; display:inline-block
    }
    .mobile-toggle{
      display:none;
      width:44px;height:44px;border-radius:14px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.78);
      cursor:pointer;
      align-items:center; justify-content:center;
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .mobile-toggle:hover{transform: translateY(-1px); box-shadow: 0 16px 30px rgba(18,19,26,.10)}
    .mobile-panel{
      display:none;
      padding:10px 0 14px 0;
    }
    .mobile-panel .nav-links{
      gap:8px;
      justify-content:flex-start;
    }
    .mobile-panel a{
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.78);
    }

    main{padding: 18px 0 0}
    .hero{
      padding: 26px 0 18px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.1fr .9fr;
      gap:18px;
      align-items:stretch;
    }
    .hero-left{
      padding: 22px 0 10px;
    }
    .eyebrow{
      display:flex; gap:10px; align-items:center; flex-wrap:wrap;
      margin-bottom:12px;
    }
    .tag{
      display:inline-flex; align-items:center; gap:8px;
      padding:9px 12px;
      border-radius:999px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.70);
      box-shadow: 0 10px 25px rgba(18,19,26,.05);
      font-size:13px;
      color: rgba(18,19,26,.86);
    }
    .dot{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow: 0 0 0 4px rgba(91,124,250,.15);
    }
    h1{
      margin:0;
      font-size:40px;
      line-height:1.12;
      letter-spacing:-.6px;
    }
    .hero-sub{
      margin:12px 0 0;
      color: var(--muted);
      font-size:15.5px;
      line-height:1.8;
      max-width: 62ch;
    }
    .hero-actions{
      margin-top:18px;
      display:flex; gap:12px; flex-wrap:wrap;
      align-items:center;
    }
    .small-ops{
      margin-top:14px;
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      color: var(--muted2);
      font-size:13px;
    }
    .small-ops .check{
      display:flex; gap:10px; align-items:flex-start;
      padding:10px 12px;
      border-radius:16px;
      border:1px dashed rgba(20,25,40,.14);
      background: rgba(255,255,255,.55);
    }
    .check svg{flex:0 0 auto; margin-top:2px}
    .hero-right{
      position:relative;
      border-radius: var(--radius2);
      border: 1px solid rgba(20,25,40,.10);
      background:
        radial-gradient(700px 260px at 10% 0%, rgba(91,124,250,.18), transparent 55%),
        radial-gradient(600px 240px at 100% 30%, rgba(168,85,247,.18), transparent 55%),
        radial-gradient(500px 260px at 20% 100%, rgba(34,197,94,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.86), rgba(255,255,255,.70));
      box-shadow: var(--shadow);
      overflow:hidden;
      padding:16px;
      display:flex;
      flex-direction:column;
      justify-content:space-between;
      min-height: 320px;
    }
    .hero-right::after{
      content:"";
      position:absolute;
      inset:-2px;
      background:
        linear-gradient(90deg, rgba(91,124,250,.18), transparent 40%, rgba(168,85,247,.15) 70%, transparent),
        radial-gradient(300px 120px at 70% 0%, rgba(6,182,212,.18), transparent 60%);
      opacity:.6;
      pointer-events:none;
      transform: translateZ(0);
    }
    .orb{
      position:absolute;
      width:220px;height:220px;border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,.75), rgba(255,255,255,0) 50%),
                  radial-gradient(circle at 70% 60%, rgba(91,124,250,.35), rgba(91,124,250,0) 55%),
                  radial-gradient(circle at 40% 80%, rgba(168,85,247,.35), rgba(168,85,247,0) 55%);
      filter: blur(.2px);
      right:-70px; top:-90px;
      opacity:.9;
      pointer-events:none;
      animation: floaty 6.5s ease-in-out infinite;
    }
    @keyframes floaty{
      0%,100%{transform: translate3d(0,0,0)}
      50%{transform: translate3d(-10px,12px,0)}
    }
    .data-grid{
      position:relative; z-index:2;
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
    }
    .metric{
      border-radius:16px;
      background: rgba(255,255,255,.78);
      border:1px solid rgba(20,25,40,.10);
      padding:14px 14px;
      transition: transform .18s ease, box-shadow .18s ease;
      box-shadow: 0 12px 24px rgba(18,19,26,.06);
      min-height: 98px;
      display:flex; flex-direction:column; justify-content:space-between;
    }
    .metric:hover{
      transform: translateY(-2px);
      box-shadow: 0 18px 42px rgba(18,19,26,.10);
    }
    .metric strong{
      font-size:20px; letter-spacing:-.3px;
    }
    .metric span{
      color:var(--muted);
      font-size:12.8px;
      line-height:1.4;
    }
    .hero-right-footer{
      position:relative; z-index:2;
      margin-top:12px;
      display:flex; align-items:flex-end; justify-content:space-between; gap:12px;
      padding-top:14px;
      border-top: 1px solid rgba(20,25,40,.10);
    }
    .mini-progress{
      flex:1 1 auto;
      padding-right:8px;
    }
    .mini-progress .label{
      display:flex; justify-content:space-between; align-items:center;
      color:var(--muted2);
      font-size:12.5px;
      margin-bottom:8px;
    }
    .bar{
      height:10px; border-radius:999px;
      background: rgba(18,19,26,.08);
      overflow:hidden;
      border:1px solid rgba(20,25,40,.08);
    }
    .bar > i{
      display:block; height:100%;
      width: 74%;
      border-radius:999px;
      background: linear-gradient(90deg, rgba(43,44,255,.95), rgba(168,85,247,.92), rgba(34,197,94,.78));
      box-shadow: 0 16px 40px rgba(43,44,255,.20);
      animation: loadbar 2.6s ease both;
    }
    @keyframes loadbar{
      from{width:30%}
      to{width:74%}
    }
    .hero-cta-card{
      width: 170px;
      border-radius:18px;
      background: rgba(255,255,255,.80);
      border:1px solid rgba(20,25,40,.10);
      padding:12px;
      display:flex; flex-direction:column; gap:10px;
      box-shadow: 0 14px 28px rgba(18,19,26,.06);
    }
    .hero-cta-card .code{
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      font-size:12px;
      color: rgba(18,19,26,.80);
      background: rgba(91,124,250,.08);
      border:1px solid rgba(91,124,250,.18);
      padding:8px 10px;
      border-radius:14px;
      white-space:nowrap;
    }

    .section{
      padding: 18px 0;
    }
    .section-header{
      display:flex;
      align-items:flex-end;
      justify-content:space-between;
      gap:16px;
      margin-bottom:14px;
    }
    .section-title{
      display:flex; flex-direction:column; gap:6px;
    }
    .section-title h2{
      margin:0;
      font-size:24px;
      letter-spacing:-.4px;
    }
    .section-title p{
      margin:0;
      color:var(--muted);
      line-height:1.7;
      font-size:14.5px;
      max-width: 70ch;
    }
    .section-chipset{
      display:flex; gap:8px; flex-wrap:wrap; justify-content:flex-end;
    }
    .chip{
      border-radius:999px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.72);
      padding:9px 12px;
      font-size:13px;
      color: rgba(18,19,26,.84);
      display:inline-flex; align-items:center; gap:8px;
    }
    .chip i{
      width:10px;height:10px;border-radius:3px;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      display:inline-block;
      box-shadow: 0 0 0 4px rgba(91,124,250,.14);
    }

    .grid-3{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .grid-2{
      display:grid;
      grid-template-columns: repeat(2, 1fr);
      gap:14px;
    }
    .card{
      border-radius: var(--radius);
      background: rgba(255,255,255,.86);
      border: 1px solid rgba(20,25,40,.10);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      overflow:hidden;
      position:relative;
    }
    .card-pad{padding:16px}
    .card .card-title{
      display:flex; align-items:flex-start; gap:12px;
    }
    .card .badge-ico{
      width:42px;height:42px;border-radius:16px;
      background: linear-gradient(135deg, rgba(43,44,255,.12), rgba(168,85,247,.10));
      border:1px solid rgba(43,44,255,.16);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .badge-ico svg{width:20px;height:20px}
    .card h3{
      margin:0;
      font-size:16px;
      letter-spacing:-.2px;
    }
    .card p{
      margin:10px 0 0;
      color:var(--muted);
      font-size:13.8px;
      line-height:1.8;
    }
    .card ul{
      margin:12px 0 0; padding:0; list-style:none;
      display:flex; flex-direction:column; gap:10px;
    }
    .li{
      display:flex; gap:10px; align-items:flex-start;
      color: rgba(18,19,26,.86);
      font-size:13.5px;
      line-height:1.7;
    }
    .li svg{flex:0 0 auto; margin-top:2px}
    .kicker{
      font-size:12px; letter-spacing:.2px;
      color: rgba(18,19,26,.68);
      text-transform: uppercase;
    }

    .steps{
      display:grid;
      grid-template-columns: repeat(4, 1fr);
      gap:14px;
    }
    .step{
      padding:16px;
      border-radius: var(--radius);
      border:1px solid rgba(20,25,40,.10);
      background: linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.78));
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      transition: transform .18s ease, box-shadow .18s ease;
      position:relative;
      overflow:hidden;
      min-height: 172px;
      display:flex; flex-direction:column;
    }
    .step:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(18,19,26,.10)}
    .step .num{
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      font-size:12px;
      background: rgba(91,124,250,.10);
      border: 1px solid rgba(91,124,250,.18);
      border-radius:999px;
      padding:6px 10px;
      display:inline-flex; width:fit-content;
      color: rgba(18,19,26,.86);
    }
    .step h3{margin:12px 0 0; font-size:16px}
    .step p{margin:8px 0 0; color:var(--muted); font-size:13.8px; line-height:1.8}
    .step::after{
      content:"";
      position:absolute; inset:auto -30px -30px auto;
      width:140px; height:140px; border-radius:50%;
      background: radial-gradient(circle at 30% 30%, rgba(91,124,250,.18), transparent 60%),
                  radial-gradient(circle at 70% 70%, rgba(168,85,247,.16), transparent 60%);
      opacity:.7;
      pointer-events:none;
      transform: translateZ(0);
    }

    .compare{
      display:grid;
      grid-template-columns: 1fr;
      gap:14px;
    }
    .compare-card{
      padding:0;
    }
    .table-wrap{
      overflow:auto;
      border-top:1px solid rgba(20,25,40,.10);
    }
    table{
      width:100%;
      border-collapse:collapse;
      min-width: 860px;
      background: rgba(255,255,255,.88);
    }
    th, td{
      padding:14px 12px;
      border-bottom:1px solid rgba(20,25,40,.10);
      text-align:left;
      vertical-align:top;
      font-size:13.8px;
      color: rgba(18,19,26,.86);
    }
    th{
      background: linear-gradient(180deg, rgba(245,243,255,.90), rgba(255,255,255,.80));
      font-weight:750;
      color: rgba(18,19,26,.92);
    }
    .t-good{
      display:flex; gap:10px; align-items:flex-start;
    }
    .t-good svg{flex:0 0 auto; margin-top:2px}
    .t-bad{
      color:var(--muted);
    }
    .stars{
      display:inline-flex; gap:3px; align-items:center; flex-wrap:wrap;
      margin-top:4px;
    }
    .star{
      width:18px;height:18px; display:inline-block;
      fill: rgba(43,44,255,.95);
      filter: drop-shadow(0 8px 12px rgba(43,44,255,.14));
    }
    .eval-top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      padding:16px;
    }
    .eval-left{
      display:flex; flex-direction:column; gap:8px;
    }
    .eval-left h3{margin:0; font-size:18px}
    .eval-score{
      border-radius:18px;
      border:1px solid rgba(43,44,255,.18);
      background: linear-gradient(135deg, rgba(43,44,255,.10), rgba(168,85,247,.08));
      padding:12px 14px;
      min-width: 240px;
      box-shadow: 0 16px 36px rgba(43,44,255,.10);
    }
    .eval-score .big{
      font-size:30px; font-weight:900; letter-spacing:-.6px;
      display:flex; align-items:baseline; gap:8px;
    }
    .eval-score .big span{
      font-size:13px; color: rgba(18,19,26,.70); font-weight:700;
    }
    .eval-score .sub{
      color:var(--muted);
      font-size:13.5px;
      margin-top:6px;
      line-height:1.6;
    }

    .faq-grid{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .accordion{
      border-radius: var(--radius);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      overflow:hidden;
    }
    .acc-item + .acc-item{border-top:1px solid rgba(20,25,40,.10)}
    .acc-btn{
      width:100%;
      text-align:left;
      padding:14px 14px;
      background: transparent;
      border:0;
      cursor:pointer;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      font-family:inherit;
    }
    .acc-btn:focus-visible{
      outline: 3px solid rgba(43,44,255,.28);
      outline-offset: 2px;
    }
    .acc-q{
      font-weight:780;
      font-size:14.5px;
      line-height:1.6;
      color: rgba(18,19,26,.92);
      padding-right:10px;
    }
    .acc-ico{
      flex:0 0 auto;
      width:34px;height:34px;border-radius:14px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.70);
      display:flex; align-items:center; justify-content:center;
      transition: transform .18s ease, background .18s ease;
      margin-top:1px;
    }
    .acc-ico svg{width:18px;height:18px}
    .acc-content{
      max-height:0;
      overflow:hidden;
      transition: max-height .25s ease;
    }
    .acc-content .acc-a{
      padding:0 14px 14px 14px;
      color:var(--muted);
      font-size:13.8px;
      line-height:1.9;
    }
    .open .acc-content{max-height: 260px}
    .open .acc-ico{background: linear-gradient(135deg, rgba(43,44,255,.10), rgba(168,85,247,.08)); transform: rotate(45deg)}
    .open .acc-ico svg{fill: rgba(43,44,255,.95)}

    .reviews{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .review{
      padding:16px;
      display:flex; flex-direction:column; gap:10px;
      min-height: 200px;
    }
    .review .top{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
    }
    .avatar{
      width:44px;height:44px;border-radius:16px;
      border:1px solid rgba(20,25,40,.10);
      background:
        radial-gradient(18px 18px at 30% 30%, rgba(255,255,255,.75), rgba(255,255,255,0) 60%),
        linear-gradient(135deg, rgba(91,124,250,.18), rgba(168,85,247,.16));
      display:flex; align-items:center; justify-content:center;
      font-weight:900;
      color: rgba(18,19,26,.86);
    }
    .review .role{
      font-size:13px; color:var(--muted2); line-height:1.4;
      margin-top:6px;
    }
    .review .quote{
      color: rgba(18,19,26,.86);
      font-size:13.8px; line-height:1.9;
      margin-top:4px;
    }
    .review .meta{
      margin-top:auto;
      display:flex; align-items:center; justify-content:space-between; gap:12px;
      padding-top:10px;
      border-top:1px solid rgba(20,25,40,.10);
      color:var(--muted2);
      font-size:12.8px;
    }

    .case-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap:14px;
      align-items:start;
    }
    .case-list{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .case-item{
      padding:14px;
      display:flex; gap:12px; align-items:flex-start;
      background: rgba(255,255,255,.86);
      border:1px solid rgba(20,25,40,.10);
      border-radius: var(--radius);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .case-item:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(18,19,26,.10)}
    .case-icon{
      width:46px;height:46px;border-radius:18px;
      border:1px solid rgba(20,25,40,.10);
      background: linear-gradient(135deg, rgba(6,182,212,.14), rgba(168,85,247,.10));
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .case-icon svg{width:22px;height:22px}
    .case-item h3{margin:0; font-size:15.5px}
    .case-item p{margin:6px 0 0; color:var(--muted); font-size:13.6px; line-height:1.8}
    .case-item .chips{margin-top:10px; display:flex; flex-wrap:wrap; gap:8px}
    .mini-chip{
      padding:7px 10px;
      border-radius:999px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.70);
      font-size:12.8px;
      color: rgba(18,19,26,.82);
    }

    .side-panel{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background:
        radial-gradient(700px 240px at 0% 0%, rgba(91,124,250,.14), transparent 58%),
        radial-gradient(500px 220px at 100% 50%, rgba(168,85,247,.12), transparent 56%),
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.74));
      box-shadow: var(--shadow);
      position:sticky;
      top:84px;
    }
    .side-panel h3{margin:0; font-size:16px}
    .side-panel p{margin:10px 0 0; color:var(--muted); font-size:13.8px; line-height:1.9}
    .side-panel .list{
      margin-top:12px; display:flex; flex-direction:column; gap:10px;
    }
    .side-panel .list .row{
      display:flex; gap:10px; align-items:flex-start;
      color: rgba(18,19,26,.86);
      font-size:13.6px; line-height:1.7;
    }
    .side-panel .list .row svg{flex:0 0 auto; margin-top:2px}
    .side-panel .action{
      margin-top:14px;
      display:flex; flex-direction:column; gap:10px;
    }

    .articles{
      display:grid;
      grid-template-columns: 1fr;
      gap:12px;
    }
    .article-row{
      padding:14px;
      border-radius: var(--radius);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      display:flex; align-items:flex-start; justify-content:space-between; gap:14px;
      transition: transform .18s ease, box-shadow .18s ease;
    }
    .article-row:hover{transform: translateY(-2px); box-shadow: 0 18px 42px rgba(18,19,26,.10)}
    .article-row .left{
      display:flex; flex-direction:column; gap:8px;
    }
    .article-row .title{
      font-weight:850;
      letter-spacing:-.2px;
      font-size:14.8px;
    }
    .article-row .meta{
      color:var(--muted2);
      font-size:12.8px;
      display:flex; gap:10px; flex-wrap:wrap;
      align-items:center;
    }
    .article-row .right a{
      display:inline-flex; align-items:center; gap:8px;
      padding:10px 12px;
      border-radius:14px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.72);
      font-size:13px;
      font-weight:700;
      transition: transform .16s ease, box-shadow .16s ease;
      white-space:nowrap;
    }
    .article-row .right a:hover{transform: translateY(-1px); box-shadow: 0 16px 32px rgba(18,19,26,.10)}
    .arrow{width:16px;height:16px}

    .network{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .timeline{
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      padding:16px;
    }
    .timeline h3{margin:0; font-size:16px}
    .tline{
      margin-top:12px; display:flex; flex-direction:column; gap:12px;
    }
    .tstep{
      display:flex; gap:12px; align-items:flex-start;
      padding:12px;
      border-radius:16px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.70);
    }
    .tball{
      width:40px;height:40px;border-radius:16px;
      background: linear-gradient(135deg, rgba(43,44,255,.12), rgba(168,85,247,.10));
      border:1px solid rgba(43,44,255,.18);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .tball i{
      width:10px;height:10px;border-radius:50%;
      background: linear-gradient(135deg, var(--brandA), var(--brandB));
      box-shadow: 0 0 0 4px rgba(91,124,250,.14);
      display:inline-block;
    }
    .tstep strong{font-size:14.2px}
    .tstep p{margin:6px 0 0; color:var(--muted); font-size:13.4px; line-height:1.8}

    .tags-cloud{
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background:
        radial-gradient(700px 260px at 10% 0%, rgba(6,182,212,.12), transparent 55%),
        radial-gradient(560px 260px at 95% 20%, rgba(168,85,247,.12), transparent 55%),
        linear-gradient(180deg, rgba(255,255,255,.88), rgba(255,255,255,.74));
      box-shadow: var(--shadow);
      padding:16px;
    }
    .tags-cloud h3{margin:0; font-size:16px}
    .cloud{
      margin-top:12px;
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .cloud a{
      padding:10px 12px;
      border-radius:999px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.70);
      font-size:13.2px;
      color: rgba(18,19,26,.86);
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .cloud a:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(18,19,26,.10)}
    .cloud .accent{
      border-color: rgba(43,44,255,.18);
      background: linear-gradient(135deg, rgba(43,44,255,.10), rgba(168,85,247,.08));
      font-weight:800;
    }

    .pricing{
      display:grid;
      grid-template-columns: 1fr;
      gap:14px;
    }
    .price-grid{
      display:grid;
      grid-template-columns: repeat(3, 1fr);
      gap:14px;
    }
    .price{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      overflow:hidden;
      position:relative;
      min-height: 220px;
      display:flex; flex-direction:column; gap:12px;
    }
    .price::after{
      content:"";
      position:absolute; inset:-80px -120px auto auto;
      width:220px;height:220px;border-radius:50%;
      background: radial-gradient(circle at 35% 35%, rgba(43,44,255,.20), transparent 55%),
                  radial-gradient(circle at 65% 70%, rgba(168,85,247,.18), transparent 55%);
      opacity:.55;
      pointer-events:none;
    }
    .price h3{margin:0; font-size:16px; position:relative; z-index:1}
    .price .num{
      position:relative; z-index:1;
      font-size:34px; font-weight:950; letter-spacing:-.8px;
    }
    .price .num small{font-size:13px; color:var(--muted2); font-weight:800}
    .price p{margin:0; position:relative; z-index:1; color:var(--muted); line-height:1.9; font-size:13.8px}
    .price ul{
      margin:0; padding:0; list-style:none; position:relative; z-index:1;
      display:flex; flex-direction:column; gap:10px;
    }
    .price li{display:flex; gap:10px; align-items:flex-start; color: rgba(18,19,26,.86); font-size:13.6px; line-height:1.7}
    .price li svg{flex:0 0 auto; margin-top:2px}
    .price .cta{
      margin-top:auto; position:relative; z-index:1;
      display:flex; gap:10px; align-items:center; justify-content:space-between;
      padding-top:12px; border-top:1px solid rgba(20,25,40,.10);
      color:var(--muted2); font-size:12.8px;
    }

    .forms{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:14px;
      align-items:start;
    }
    .form-card{
      padding:16px;
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      overflow:hidden;
    }
    .form-card h3{margin:0; font-size:16px}
    .form-card p{margin:10px 0 0; color:var(--muted); line-height:1.9; font-size:13.8px}
    form{margin-top:12px}
    .field-row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
    label{
      display:flex; flex-direction:column; gap:8px;
      font-size:12.8px; color: rgba(18,19,26,.82);
      font-weight:720;
    }
    input, select, textarea{
      width:100%;
      padding:12px 12px;
      border-radius:14px;
      border:1px solid rgba(20,25,40,.12);
      background: rgba(255,255,255,.86);
      color: var(--text);
      outline:none;
      font-size:14px;
      transition: box-shadow .16s ease, border-color .16s ease;
    }
    textarea{min-height:110px; resize:vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(43,44,255,.30);
      box-shadow: 0 0 0 4px rgba(43,44,255,.14);
    }
    .form-actions{
      margin-top:12px;
      display:flex; gap:12px; align-items:center; flex-wrap:wrap;
    }
    .hint{
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.6;
    }
    .toast{
      position:fixed;
      left:50%;
      transform: translateX(-50%);
      bottom:18px;
      background: rgba(18,19,26,.92);
      color:#fff;
      padding:12px 14px;
      border-radius:16px;
      box-shadow: 0 20px 60px rgba(0,0,0,.25);
      z-index:100;
      display:none;
      max-width: calc(100vw - 28px);
    }
    .toast.show{display:block; animation: pop .22s ease both}
    @keyframes pop{
      from{opacity:0; transform: translateX(-50%) translateY(10px) scale(.98)}
      to{opacity:1; transform: translateX(-50%) translateY(0) scale(1)}
    }

    .media-strip{
      display:grid;
      grid-template-columns: 1fr 1fr;
      gap:12px;
      margin-top:12px;
    }
    .img-card{
      border-radius: var(--radius2);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.86);
      box-shadow: 0 12px 26px rgba(18,19,26,.06);
      overflow:hidden;
    }
    .img-wrap{
      padding:10px;
    }
    .img-wrap img{
      width:100%;
      height:auto;
      display:block;
      border-radius:18px;
    }
    .img-caption{
      padding:0 14px 14px;
      color:var(--muted);
      font-size:13.5px;
      line-height:1.8;
    }

    .footer{
      margin-top: 10px;
      background: linear-gradient(180deg, rgba(18,19,26,.03), rgba(18,19,26,.06));
      border-top: 1px solid rgba(20,25,40,.10);
    }
    .footer-inner{
      padding: 22px 0 16px;
      display:grid;
      grid-template-columns: 1.25fr .75fr;
      gap:14px;
      align-items:start;
    }
    .foot-brand{
      display:flex; flex-direction:column; gap:10px;
    }
    .foot-brand .row1{
      display:flex; gap:12px; align-items:center;
    }
    .foot-brand .row1 strong{font-size:15.5px}
    .foot-brand .row1 span{color:var(--muted); font-size:13.2px}
    .foot-links{
      display:flex; flex-direction:column; gap:10px;
    }
    .foot-links .links{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .foot-links a{
      color: rgba(18,19,26,.86);
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.78);
      padding:10px 12px;
      border-radius:14px;
      font-size:13px;
      font-weight:700;
      transition: transform .16s ease, box-shadow .16s ease;
      white-space:nowrap;
    }
    .foot-links a:hover{transform: translateY(-2px); box-shadow: 0 18px 40px rgba(18,19,26,.10)}
    .copyright{
      padding: 12px 0 18px;
      color: rgba(18,19,26,.68);
      font-size:12.8px;
      border-top:1px solid rgba(20,25,40,.10);
    }

    .float-help{
      position:fixed;
      right: 14px;
      bottom: 14px;
      z-index: 80;
      display:flex;
      flex-direction:column;
      gap:10px;
      align-items:flex-end;
    }
    .float-btn{
      width:48px;height:48px;border-radius:18px;
      border:1px solid rgba(20,25,40,.12);
      background: rgba(255,255,255,.88);
      box-shadow: 0 18px 42px rgba(18,19,26,.12);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .16s ease, box-shadow .16s ease;
    }
    .float-btn:hover{transform: translateY(-2px); box-shadow: 0 26px 60px rgba(18,19,26,.18)}
    .float-btn svg{width:20px;height:20px}
    .wechat-pop{
      width: 240px;
      border-radius: 22px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.92);
      box-shadow: 0 30px 80px rgba(0,0,0,.18);
      overflow:hidden;
      transform-origin: 100% 100%;
      transform: scale(.98);
      opacity:0;
      pointer-events:none;
      transition: opacity .18s ease, transform .18s ease;
    }
    .wechat-pop.show{
      opacity:1;
      pointer-events:auto;
      transform: scale(1);
    }
    .pop-head{
      padding:12px 14px;
      background: linear-gradient(135deg, rgba(43,44,255,.10), rgba(168,85,247,.08));
      border-bottom:1px solid rgba(20,25,40,.10);
      font-weight:850;
      font-size:13.5px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color: rgba(18,19,26,.92);
    }
    .pop-close{
      width:28px;height:28px;border-radius:12px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.80);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
    }
    .pop-close svg{width:14px;height:14px}
    .pop-body{
      padding:14px;
      display:flex; flex-direction:column; gap:10px;
    }
    .qr-wrap{
      border-radius:18px;
      border:1px solid rgba(20,25,40,.10);
      background: rgba(255,255,255,.78);
      padding:10px;
    }
    .qr-wrap img{
      width:100%;
      height:auto;
      display:block;
      border-radius:14px;
    }
    .pop-foot{
      color:var(--muted2);
      font-size:12.5px;
      line-height:1.6;
    }

    .reveal{
      opacity:0;
      transform: translateY(10px);
      transition: opacity .55s ease, transform .55s ease;
    }
    .reveal.in{
      opacity:1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns:1fr; }
      .hero-right{min-height:auto}
      .steps{grid-template-columns: 1fr 1fr}
      .grid-3{grid-template-columns:1fr}
      .reviews{grid-template-columns:1fr}
      .case-grid{grid-template-columns:1fr}
      .side-panel{position:relative; top:auto}
      .network{grid-template-columns:1fr}
      .price-grid{grid-template-columns:1fr}
      .forms{grid-template-columns:1fr}
      .field-row{grid-template-columns:1fr}
      .footer-inner{grid-template-columns:1fr}
      table{min-width: 760px}
      h1{font-size:34px}
    }
    @media (max-width: 760px){
      .nav-links{display:none}
      .mobile-toggle{display:flex}
      .mobile-panel{display:none}
      .mobile-panel.open{display:block}
      .nav-actions .pill{display:none}
      .steps{grid-template-columns: 1fr}
      .hero-actions .btn{width:100%}
      .hero-actions{align-items:stretch}
      .hero-cta-card{width: 100%}
      .hero-right-footer{align-items:flex-start; flex-direction:column}
      .float-help{right:10px; bottom:10px}
      .wechat-pop{width: 220px}
    }