:root{
      --bg0:#fbfbf7;
      --bg1:#f6f7ff;
      --card:#ffffff;
      --text:#14161a;
      --muted:#5b6270;
      --muted2:#7a8394;
      --line:rgba(20,22,26,.10);
      --shadow:0 18px 45px rgba(17,24,39,.10);
      --shadow2:0 10px 26px rgba(17,24,39,.10);
      --radius:18px;
      --radius2:14px;
      --brand1:#4f46e5;
      --brand2:#06b6d4;
      --brand3:#f97316;
      --brand4:#10b981;
      --btn:#111827;
      --btn2:#0b1220;
      --focus:rgba(79,70,229,.28);
      --grad: linear-gradient(135deg, rgba(79,70,229,.95), rgba(6,182,212,.90) 45%, rgba(249,115,22,.85));
      --heroGrad: radial-gradient(1200px 600px at 12% 10%, rgba(79,70,229,.18), transparent 60%),
                  radial-gradient(900px 520px at 76% 20%, rgba(6,182,212,.16), transparent 55%),
                  radial-gradient(1000px 650px at 58% 92%, rgba(249,115,22,.12), transparent 60%),
                  linear-gradient(180deg, #ffffff, var(--bg0) 55%, #ffffff);
      --chipGrad: linear-gradient(135deg, rgba(79,70,229,.10), rgba(6,182,212,.10));
      --accentLine: linear-gradient(90deg, rgba(79,70,229,.45), rgba(6,182,212,.45), rgba(249,115,22,.45));
      --glow: 0 0 0 6px rgba(79,70,229,.10);
    }
    *{box-sizing:border-box}
    html{scroll-behavior:smooth}
    body{
      margin:0;
      font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC","Hiragino Sans GB","Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans", Arial, sans-serif;
      color:var(--text);
      background: var(--heroGrad);
    }
    a{color:inherit; text-decoration:none}
    .container{
      width:100%;
      max-width:1120px;
      margin:0 auto;
      padding:0 18px;
    }
    .topbar{
      position:sticky; top:0; z-index:30;
      backdrop-filter: saturate(140%) blur(12px);
      background: rgba(255,255,255,.72);
      border-bottom: 1px solid rgba(20,22,26,.08);
    }
    .nav{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 0;
      gap:14px;
    }
    .brand{
      display:flex; align-items:center; gap:10px; min-width: 190px;
    }
    .ai-page-logo{
      width:42px; height:42px; object-fit:contain; 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-links{
      display:flex; align-items:center; gap:18px;
    }
    .nav-links a{
      font-size:13px;
      color:var(--muted);
      padding:10px 10px;
      border-radius:12px;
      transition: background .2s ease, color .2s ease, transform .2s ease;
      white-space:nowrap;
    }
    .nav-links a:hover{
      background: rgba(79,70,229,.08);
      color: var(--text);
      transform: translateY(-1px);
    }
    .nav-cta{
      display:flex; align-items:center; gap:10px; justify-content:flex-end;
      min-width: 210px;
    }
    .btn{
      border:1px solid rgba(20,22,26,.12);
      background:#fff;
      color:var(--text);
      padding:10px 14px;
      border-radius:14px;
      font-weight:600;
      font-size:13px;
      transition: transform .15s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
      display:inline-flex; align-items:center; gap:8px;
      box-shadow: 0 8px 22px rgba(17,24,39,.06);
      cursor:pointer;
    }
    .btn:hover{transform: translateY(-1px); border-color: rgba(79,70,229,.28); box-shadow: 0 14px 30px rgba(17,24,39,.10)}
    .btn-primary{
      background: var(--btn);
      color:#fff;
      border-color: rgba(0,0,0,.0);
      box-shadow: 0 18px 40px rgba(17,24,39,.25);
    }
    .btn-primary:hover{background: var(--btn2)}
    .btn .dot{
      width:9px; height:9px; border-radius:50%;
      background: var(--grad);
      box-shadow: 0 0 0 4px rgba(79,70,229,.18);
    }
    .icon{
      width:16px; height:16px; display:inline-block;
    }
    .hamburger{
      display:none;
      width:44px; height:44px; border-radius:14px;
      border:1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.7);
      align-items:center; justify-content:center;
      cursor:pointer;
      box-shadow: 0 10px 24px rgba(17,24,39,.06);
    }
    .hamburger .bars{
      width:18px; height:12px; position:relative;
    }
    .hamburger .bars span{
      position:absolute; left:0; right:0; height:2px; border-radius:2px;
      background: rgba(20,22,26,.75);
      transition: transform .2s ease, top .2s ease, opacity .2s ease;
    }
    .hamburger .bars span:nth-child(1){top:0}
    .hamburger .bars span:nth-child(2){top:5px}
    .hamburger .bars span:nth-child(3){top:10px}
    .mobile-menu{
      display:none;
      padding: 0 0 14px 0;
    }
    .mobile-menu .panel{
      border:1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.82);
      border-radius:16px;
      box-shadow: 0 20px 50px rgba(17,24,39,.10);
      padding: 10px;
    }
    .mobile-menu a{
      display:flex; align-items:center; justify-content:space-between;
      padding:12px 12px;
      border-radius:14px;
      color: var(--muted);
      font-size:14px;
      transition: background .2s ease, color .2s ease;
    }
    .mobile-menu a:hover{background: rgba(79,70,229,.08); color: var(--text)}
    .mobile-menu .panel .sep{
      height:1px; background: rgba(20,22,26,.08); margin:6px 10px;
    }

    .hero{
      padding: 34px 0 20px;
    }
    .hero-grid{
      display:grid;
      grid-template-columns: 1.15fr .85fr;
      gap: 18px;
      align-items: start;
    }
    .hero-card{
      border-radius: 26px;
      border: 1px solid rgba(20,22,26,.10);
      background:
        radial-gradient(800px 420px at 18% 0%, rgba(79,70,229,.22), transparent 60%),
        radial-gradient(700px 380px at 70% 18%, rgba(6,182,212,.18), transparent 55%),
        radial-gradient(740px 400px at 60% 90%, rgba(249,115,22,.14), transparent 60%),
        rgba(255,255,255,.70);
      box-shadow: var(--shadow);
      padding: 22px;
      position:relative;
      overflow:hidden;
      min-height: 320px;
    }
    .hero-card:before{
      content:"";
      position:absolute; inset:-2px;
      background: var(--accentLine);
      opacity:.28;
      filter: blur(14px);
      transform: translateY(-40%);
      pointer-events:none;
    }
    .kicker{
      display:inline-flex; align-items:center; gap:10px;
      padding: 8px 12px;
      border-radius: 999px;
      border:1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.70);
      backdrop-filter: blur(10px);
      position:relative;
      z-index:1;
    }
    .kicker .pill{
      width:10px; height:10px; border-radius:50%;
      background: var(--grad);
      box-shadow: 0 0 0 5px rgba(79,70,229,.14);
    }
    .kicker span{
      font-size:13px; color:var(--muted);
      font-weight:600;
    }
    .hero-title{
      position:relative;
      z-index:1;
      margin: 14px 0 10px;
      font-size: 34px;
      letter-spacing: -0.6px;
      line-height: 1.15;
    }
    .hero-sub{
      position:relative;
      z-index:1;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.75;
      margin: 0 0 16px;
      max-width: 62ch;
    }
    .hero-actions{
      position:relative;
      z-index:1;
      display:flex; gap:12px; flex-wrap:wrap; align-items:center;
      margin-top: 10px;
    }
    .mini-link{
      display:inline-flex; align-items:center; gap:10px;
      padding: 10px 12px;
      border-radius: 14px;
      background: rgba(255,255,255,.70);
      border: 1px solid rgba(20,22,26,.10);
      color: var(--text);
      font-weight:600;
      font-size:13px;
      box-shadow: 0 10px 26px rgba(17,24,39,.08);
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease, background .2s ease;
    }
    .mini-link:hover{
      transform: translateY(-1px);
      border-color: rgba(6,182,212,.35);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
      background: rgba(255,255,255,.86);
    }
    .hero-badges{
      position:relative; z-index:1;
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top: 14px;
    }
    .badge{
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.68);
      display:flex; align-items:center; gap:10px;
      min-width: 170px;
    }
    .badge .b-icon{
      width:34px; height:34px; border-radius: 14px;
      background: var(--chipGrad);
      border: 1px solid rgba(79,70,229,.18);
      display:flex; align-items:center; justify-content:center;
      box-shadow: 0 10px 22px rgba(79,70,229,.10);
      flex:0 0 auto;
    }
    .badge .b-icon svg{width:18px; height:18px; color: rgba(79,70,229,.95)}
    .badge strong{font-size:13px; display:block}
    .badge span{font-size:12px; color:var(--muted)}
    .side-card{
      border-radius: 26px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.70);
      box-shadow: var(--shadow2);
      padding: 18px;
      overflow:hidden;
    }
    .side-title{
      margin:0 0 12px;
      font-size: 16px;
      letter-spacing: -0.2px;
    }
    .side-list{
      display:grid;
      gap:10px;
    }
    .side-item{
      display:flex; gap:12px; align-items:flex-start;
      padding: 12px;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.08);
      background: rgba(255,255,255,.74);
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .side-item:hover{
      transform: translateY(-2px);
      border-color: rgba(79,70,229,.24);
      box-shadow: 0 16px 34px rgba(17,24,39,.10);
    }
    .side-ico{
      width:40px; height:40px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      border: 1px solid rgba(79,70,229,.20);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .side-ico svg{width:20px; height:20px; color: rgba(79,70,229,.95)}
    .side-item strong{display:block; font-size:13px; margin-bottom:3px}
    .side-item span{display:block; font-size:12px; color:var(--muted); line-height:1.45}
    .section{
      padding: 26px 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: 22px;
      letter-spacing: -0.35px;
    }
    .section-title p{
      margin:0; color: var(--muted); font-size: 13px; line-height:1.6;
      max-width: 52ch;
    }

    .grid-3{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
    }
    .card{
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(20,22,26,.10);
      border-radius: var(--radius);
      padding: 16px;
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
    }
    .stat{
      position:relative;
      overflow:hidden;
    }
    .stat:after{
      content:"";
      position:absolute; top:-60px; right:-80px;
      width:180px; height:180px; border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, rgba(79,70,229,.25), transparent 60%);
      pointer-events:none;
    }
    .stat .num{
      font-size: 28px; font-weight: 800; letter-spacing: -0.6px;
      margin: 0 0 6px;
    }
    .stat .label{
      margin:0; color: var(--muted);
      font-size: 13px; line-height: 1.55;
    }
    .tagrow{
      display:flex; flex-wrap:wrap; gap:8px; margin-top: 10px;
    }
    .tag{
      padding: 7px 10px;
      border-radius: 999px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.66);
      color: var(--muted);
      font-size: 12px;
      font-weight: 650;
      transition: transform .15s ease, background .2s ease;
    }
    .tag:hover{transform: translateY(-1px); background: rgba(79,70,229,.08)}

    .cap-grid{
      display:grid; grid-template-columns: 1.1fr .9fr; gap: 14px;
      align-items: start;
    }
    .cap-left .lead{
      color: var(--muted);
      margin: 8px 0 0;
      line-height:1.75; font-size: 13px;
    }
    .cap-list{
      display:grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
      margin-top: 14px;
    }
    .cap-item{
      border-radius: 16px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.74);
      padding: 14px;
      transition: transform .15s ease, border-color .2s ease, box-shadow .2s ease;
    }
    .cap-item:hover{
      transform: translateY(-2px);
      border-color: rgba(6,182,212,.28);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .cap-item .t{
      display:flex; align-items:center; gap:10px;
      margin-bottom: 8px;
      font-weight:800;
      letter-spacing: -0.2px;
      font-size: 13px;
    }
    .cap-item .ic{
      width:34px; height:34px; border-radius: 14px;
      background: rgba(6,182,212,.12);
      border: 1px solid rgba(6,182,212,.22);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
    }
    .cap-item .ic svg{width:18px; height:18px; color: rgba(6,182,212,.95)}
    .cap-item p{
      margin:0; color: var(--muted); font-size: 12.5px; line-height:1.65;
    }
    .cap-right{
      padding: 14px;
      background:
        radial-gradient(600px 320px at 30% 0%, rgba(79,70,229,.16), transparent 55%),
        rgba(255,255,255,.72);
    }
    .cap-right .box-title{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom: 12px;
    }
    .cap-right .box-title strong{
      font-size: 14px;
    }
    .glow-pill{
      font-size: 12px;
      color: rgba(79,70,229,.98);
      font-weight: 800;
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(79,70,229,.10);
      border: 1px solid rgba(79,70,229,.18);
      white-space:nowrap;
    }
    .platform-chips{
      display:flex; flex-wrap:wrap; gap:10px;
    }
    .chip{
      padding: 10px 12px;
      border-radius: 16px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.76);
      min-width: 140px;
      flex: 1 1 auto;
    }
    .chip .top{
      display:flex; align-items:center; justify-content:space-between; gap:8px;
      margin-bottom: 6px;
    }
    .chip .name{
      font-weight: 900;
      font-size: 13px;
      letter-spacing: -0.2px;
    }
    .chip .level{
      font-size: 12px;
      color: var(--muted);
      font-weight: 700;
      white-space:nowrap;
    }
    .chip .desc{
      margin:0; color: var(--muted); font-size: 12.5px; line-height:1.55;
    }

    .steps{
      display:grid; grid-template-columns: repeat(4, 1fr); gap: 12px;
      margin-top: 14px;
    }
    .step{
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
      position:relative;
      overflow:hidden;
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
    }
    .step:hover{
      transform: translateY(-2px);
      border-color: rgba(79,70,229,.28);
      box-shadow: 0 18px 44px rgba(17,24,39,.10);
    }
    .step:before{
      content:"";
      position:absolute; inset:auto -60px -80px auto;
      width:180px; height:180px; border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, rgba(6,182,212,.18), transparent 60%);
      pointer-events:none;
    }
    .step .idx{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom: 10px;
      position:relative;
      z-index:1;
    }
    .step .idx .n{
      width:34px; height:34px; border-radius: 14px;
      display:flex; align-items:center; justify-content:center;
      border:1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.70);
      font-weight: 900;
    }
    .step .idx .badge2{
      font-size: 12px; color: var(--muted);
      border: 1px solid rgba(20,22,26,.10);
      padding: 7px 10px;
      border-radius: 999px;
      background: rgba(255,255,255,.70);
      white-space:nowrap;
    }
    .step strong{display:block; font-size: 14px; letter-spacing:-0.2px; position:relative; z-index:1}
    .step p{margin:8px 0 0; color: var(--muted); font-size: 12.5px; line-height:1.7; position:relative; z-index:1}

    .compare{
      display:grid; grid-template-columns: 1fr; gap: 14px;
    }
    .compare-wrap{
      overflow:auto;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
    }
    table{
      width:100%;
      border-collapse:separate;
      border-spacing:0;
      min-width: 820px;
      font-size: 13px;
    }
    thead th{
      text-align:left;
      padding: 14px 14px;
      background: rgba(79,70,229,.10);
      color: var(--text);
      position:sticky; top:0;
      z-index:1;
      border-bottom: 1px solid rgba(20,22,26,.10);
    }
    tbody td{
      padding: 12px 14px;
      border-bottom: 1px solid rgba(20,22,26,.08);
      color: var(--muted);
      vertical-align: top;
      line-height:1.6;
    }
    tbody tr:last-child td{border-bottom:none}
    .cell-title{color: var(--text); font-weight:900}
    .score-card{
      display:grid; grid-template-columns: 1fr 1fr;
      gap: 12px;
    }
    .rating{
      display:flex; flex-direction:column; justify-content:space-between;
      gap: 10px;
      padding: 16px;
    }
    .rating .stars{
      display:flex; gap:6px; align-items:center; flex-wrap:wrap;
    }
    .star{
      width:18px; height:18px; display:inline-block;
    }
    .rating .big{
      display:flex; align-items:flex-end; gap:10px;
      margin-top: 2px;
    }
    .rating .big strong{
      font-size: 34px; letter-spacing:-0.8px;
    }
    .rating .big span{color: var(--muted); font-size: 13px; padding-bottom: 7px}
    .rec{
      padding: 16px;
      position:relative;
      overflow:hidden;
    }
    .rec:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(500px 260px at 10% 10%, rgba(79,70,229,.22), transparent 55%),
                  radial-gradient(480px 240px at 70% 20%, rgba(6,182,212,.18), transparent 55%),
                  radial-gradient(520px 260px at 60% 90%, rgba(249,115,22,.16), transparent 60%);
      pointer-events:none;
      opacity:.85;
      filter: blur(0px);
    }
    .rec > *{position:relative; z-index:1}
    .rec .topline{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom: 10px;
    }
    .rec .recommend{
      font-weight: 950;
      font-size: 16px;
      letter-spacing: -0.25px;
    }
    .rec .rchip{
      padding: 8px 10px;
      border-radius: 999px;
      background: rgba(16,185,129,.10);
      border: 1px solid rgba(16,185,129,.20);
      color: rgba(6,95,70,.95);
      font-weight: 900;
      font-size: 12px;
      white-space:nowrap;
    }
    .rec ul{
      margin: 0;
      padding-left: 18px;
      color: var(--muted);
      font-size: 13px;
      line-height:1.75;
    }

    .timeline{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
    }
    .titem{
      padding: 14px;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
    }
    .titem .head{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      margin-bottom: 8px;
    }
    .titem .h strong{font-size: 14px; letter-spacing:-0.2px}
    .titem .when{
      font-size: 12px; color: var(--muted);
      border: 1px solid rgba(20,22,26,.10);
      padding: 7px 10px; border-radius: 999px;
      background: rgba(255,255,255,.7);
      white-space:nowrap;
    }
    .titem p{margin:0; color:var(--muted); font-size:12.5px; line-height:1.7}

    .portfolio{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
    }
    .work{
      border-radius: 20px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
      min-height: 250px;
      display:flex; flex-direction:column;
    }
    .work:hover{
      transform: translateY(-3px);
      border-color: rgba(79,70,229,.26);
      box-shadow: 0 20px 50px rgba(17,24,39,.10);
    }
    .work .thumb{
      padding: 12px;
      background:
        radial-gradient(500px 260px at 20% 0%, rgba(79,70,229,.18), transparent 55%),
        radial-gradient(450px 220px at 70% 20%, rgba(6,182,212,.14), transparent 60%),
        rgba(255,255,255,.65);
      display:flex; align-items:center; justify-content:center;
      min-height: 110px;
    }
    .work .thumb .media{
      width:100%;
      border-radius: 16px;
      background: rgba(255,255,255,.6);
      border: 1px dashed rgba(20,22,26,.12);
      padding: 12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .work .thumb .media .bars{
      display:flex; gap:10px; align-items:center;
    }
    .work .thumb .media .bars span{
      width: 14px; height: 32px; border-radius: 10px;
      background: linear-gradient(180deg, rgba(79,70,229,.85), rgba(6,182,212,.55));
      opacity:.85;
    }
    .work .thumb .media .caption{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.5;
    }
    .work .body{
      padding: 14px 14px 16px;
      display:flex; flex-direction:column; gap:10px;
      flex: 1 1 auto;
    }
    .work .type{
      display:flex; align-items:center; gap:10px; flex-wrap:wrap;
    }
    .work .type .pill{
      padding: 7px 10px; border-radius: 999px;
      background: rgba(79,70,229,.10);
      border: 1px solid rgba(79,70,229,.18);
      color: rgba(79,70,229,.95);
      font-weight: 950; font-size: 12px;
      white-space:nowrap;
    }
    .work h3{
      margin:0;
      font-size: 15px;
      letter-spacing: -0.25px;
    }
    .work p{
      margin:0; color: var(--muted);
      font-size: 12.8px; line-height:1.7;
    }
    .work .foot{
      margin-top:auto;
      display:flex; gap:10px; flex-wrap:wrap;
    }
    .linkbtn{
      display:inline-flex; align-items:center; gap:10px;
      padding: 10px 12px;
      border-radius: 14px;
      border: 1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.75);
      font-weight: 850;
      font-size: 13px;
      color: var(--text);
      transition: transform .15s ease, border-color .2s ease, box-shadow .2s ease;
      cursor:pointer;
    }
    .linkbtn:hover{
      transform: translateY(-1px);
      border-color: rgba(6,182,212,.28);
      box-shadow: 0 16px 36px rgba(17,24,39,.10);
    }
    .ghost{
      border-style:dashed;
      background: rgba(255,255,255,.65);
      color: var(--muted);
      font-weight: 800;
    }

    .article-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap: 14px;
    }
    .article-card{
      padding: 16px;
      border-radius: 20px;
    }
    .article-list{
      display:grid; gap:10px; margin-top: 12px;
    }
    .article-item{
      border-radius: 16px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.76);
      padding: 12px;
      transition: transform .15s ease, border-color .2s ease;
    }
    .article-item:hover{
      transform: translateY(-2px);
      border-color: rgba(79,70,229,.24);
    }
    .article-item .row{
      display:flex; align-items:flex-start; justify-content:space-between; gap:10px;
    }
    .article-item strong{
      display:block; font-size: 13.5px; letter-spacing:-0.2px;
    }
    .article-item span{
      display:block; color: var(--muted);
      font-size: 12px; margin-top: 6px; line-height:1.6;
    }
    .meta-mini{
      color: var(--muted2);
      font-size: 12px;
      white-space:nowrap;
      padding-left: 10px;
    }

    .faq-grid{
      display:grid; grid-template-columns: 1fr 1fr; gap: 14px;
      align-items:start;
    }
    .faq-item{
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
      overflow:hidden;
    }
    .faq-btn{
      width:100%;
      text-align:left;
      background: transparent;
      border:0;
      padding: 14px 14px;
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      cursor:pointer;
    }
    .faq-btn strong{
      font-size: 13.8px;
      letter-spacing: -0.2px;
      line-height:1.4;
    }
    .faq-btn .chev{
      width:34px; height:34px; border-radius: 14px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.78);
      display:flex; align-items:center; justify-content:center;
      flex:0 0 auto;
      transition: transform .22s ease;
    }
    .faq-btn[aria-expanded="true"] .chev{transform: rotate(180deg)}
    .faq-panel{
      padding: 0 14px 14px;
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.75;
      display:none;
    }
    .faq-item.open .faq-panel{display:block}

    .reviews{
      display:grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
    }
    .review{
      padding: 16px;
      border-radius: 20px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(20,22,26,.10);
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
      transition: transform .15s ease, box-shadow .2s ease, border-color .2s ease;
      min-height: 210px;
      display:flex; flex-direction:column; gap:10px;
    }
    .review:hover{
      transform: translateY(-2px);
      border-color: rgba(6,182,212,.26);
      box-shadow: 0 22px 60px rgba(17,24,39,.12);
    }
    .review .top{
      display:flex; align-items:center; justify-content:space-between; gap:10px;
    }
    .avatar{
      width:40px; height:40px; border-radius: 16px;
      background: linear-gradient(135deg, rgba(79,70,229,.16), rgba(6,182,212,.14));
      border: 1px solid rgba(79,70,229,.20);
      display:flex; align-items:center; justify-content:center;
      font-weight: 950;
      color: rgba(79,70,229,.98);
      flex:0 0 auto;
    }
    .review .who{
      display:flex; flex-direction:column; gap:3px;
      flex: 1 1 auto;
      min-width: 0;
    }
    .review .who strong{
      font-size: 13.5px;
      letter-spacing:-0.2px;
    }
    .review .who span{
      font-size: 12px; color: var(--muted);
      white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
      max-width: 26ch;
    }
    .review p{
      margin:0;
      color: var(--muted);
      font-size: 12.8px;
      line-height:1.75;
      flex: 1 1 auto;
    }
    .review .bottom{
      display:flex; gap:10px; flex-wrap:wrap; align-items:center;
    }

    .form-wrap{
      display:grid; grid-template-columns: 1fr 1fr; gap: 14px; align-items:start;
    }
    .form-card{
      padding: 16px;
      border-radius: 22px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(20,22,26,.10);
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
      position:relative;
      overflow:hidden;
    }
    .form-card:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(680px 340px at 20% 0%, rgba(79,70,229,.18), transparent 55%),
                  radial-gradient(620px 300px at 80% 20%, rgba(6,182,212,.14), transparent 60%);
      pointer-events:none;
      opacity:.9;
    }
    .form-card > *{position:relative; z-index:1}
    .form-head{
      display:flex; align-items:flex-start; justify-content:space-between; gap:12px;
      margin-bottom: 10px;
    }
    .form-head strong{
      font-size: 16px; letter-spacing: -0.3px;
    }
    .form-head span{
      display:block; color: var(--muted); font-size: 12.8px; line-height:1.6; margin-top: 4px;
    }
    form{
      margin-top: 10px;
      display:grid; gap: 10px;
    }
    label{
      display:grid; gap: 6px;
      font-size: 12.6px;
      color: var(--muted);
      font-weight: 750;
    }
    input, select, textarea{
      width:100%;
      padding: 12px 12px;
      border-radius: 14px;
      border: 1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.82);
      color: var(--text);
      font-size: 13.5px;
      outline:none;
      transition: box-shadow .2s ease, border-color .2s ease, transform .15s ease;
    }
    textarea{min-height: 108px; resize: vertical}
    input:focus, select:focus, textarea:focus{
      border-color: rgba(79,70,229,.35);
      box-shadow: var(--glow);
    }
    .form-actions{
      display:flex; gap: 10px; flex-wrap:wrap; align-items:center;
      margin-top: 4px;
    }
    .note{
      color: var(--muted2);
      font-size: 12px;
      line-height:1.6;
      margin: 0;
    }

    .side-media{
      padding: 16px;
      border-radius: 22px;
      background: rgba(255,255,255,.72);
      border: 1px solid rgba(20,22,26,.10);
      box-shadow: 0 14px 32px rgba(17,24,39,.06);
      overflow:hidden;
      position:relative;
    }
    .side-media:before{
      content:"";
      position:absolute; inset:-2px;
      background: radial-gradient(520px 260px at 25% 0%, rgba(249,115,22,.14), transparent 55%),
                  radial-gradient(520px 260px at 80% 10%, rgba(79,70,229,.14), transparent 55%);
      pointer-events:none;
      opacity:.9;
    }
    .side-media > *{position:relative; z-index:1}
    .media-grid{
      display:grid; grid-template-columns: 1fr; gap: 10px;
      margin-top: 10px;
    }
    .img-box{
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.78);
      overflow:hidden;
    }
    .img-box img{
      width:100%;
      max-width:100%;
      height:auto;
      display:block;
      object-fit:contain;
    }
    .img-caption{
      padding: 10px 12px;
      border-top: 1px solid rgba(20,22,26,.08);
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.6;
    }

    .tag-cloud{
      display:flex; flex-wrap:wrap; gap:10px;
      margin-top: 10px;
    }
    .cloud{
      padding: 10px 12px;
      border-radius: 999px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.72);
      color: var(--muted);
      font-weight: 800;
      font-size: 12.5px;
      cursor: pointer;
      transition: transform .15s ease, border-color .2s ease, background .2s ease;
      user-select:none;
    }
    .cloud:hover{
      transform: translateY(-1px);
      border-color: rgba(79,70,229,.26);
      background: rgba(79,70,229,.08);
      color: var(--text);
    }

    footer{
      margin-top: 6px;
      padding: 22px 0 26px;
      background: rgba(255,255,255,.65);
      border-top: 1px solid rgba(20,22,26,.08);
    }
    .foot-grid{
      display:grid; grid-template-columns: 1.1fr .9fr; gap: 14px; align-items:start;
    }
    .foot-left p{
      margin: 10px 0 0;
      color: var(--muted);
      font-size: 13px;
      line-height:1.75;
    }
    .foot-links{
      display:flex; flex-direction:column; gap:10px;
      align-items:flex-end;
    }
    .footer-links-row{
      display:flex; flex-wrap:wrap; gap:10px; justify-content:flex-end;
    }
    .footer-links-row a{
      font-size: 12.8px;
      color: var(--muted);
      padding: 8px 10px;
      border-radius: 999px;
      border: 1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.75);
      transition: transform .15s ease, border-color .2s ease, color .2s ease;
      white-space:nowrap;
    }
    .footer-links-row a:hover{
      transform: translateY(-1px);
      border-color: rgba(6,182,212,.26);
      color: var(--text);
    }
    .copyright{
      margin-top: 12px;
      color: var(--muted2);
      font-size: 12px;
      display:flex; gap:10px; flex-wrap:wrap; align-items:center; justify-content:flex-end;
    }

    .float-chat{
      position: fixed;
      right: 14px;
      bottom: 14px;
      z-index: 60;
      display:flex;
      flex-direction:column;
      gap: 10px;
      align-items:flex-end;
    }
    .chat-btn{
      width: 54px; height: 54px;
      border-radius: 20px;
      border: 1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(17,24,39,.18);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease;
    }
    .chat-btn:hover{transform: translateY(-2px)}
    .chat-btn svg{width:24px; height:24px; color: rgba(79,70,229,.98)}
    .qr-pop{
      width: 260px;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.88);
      box-shadow: 0 24px 70px rgba(17,24,39,.16);
      overflow:hidden;
      transform-origin: 90% 100%;
      animation: popIn .18s ease-out;
    }
    @keyframes popIn{
      from{transform: scale(.96); opacity:.0}
      to{transform: scale(1); opacity:1}
    }
    .qr-head{
      padding: 12px 12px;
      display:flex; align-items:center; justify-content:space-between; gap:10px;
      border-bottom: 1px solid rgba(20,22,26,.08);
    }
    .qr-head strong{font-size: 13.5px; letter-spacing:-0.2px}
    .qr-close{
      width:34px; height:34px; border-radius: 14px;
      border:1px solid rgba(20,22,26,.10);
      background: rgba(255,255,255,.78);
      cursor:pointer;
      display:flex; align-items:center; justify-content:center;
      transition: transform .15s ease;
    }
    .qr-close:hover{transform: translateY(-1px)}
    .qr-close svg{width:16px; height:16px; color: rgba(20,22,26,.70)}
    .qr-body{
      padding: 12px;
      display:flex; flex-direction:column; gap:10px;
    }
    .qr-body img{
      width:100%;
      height:auto;
      border-radius: 14px;
      border: 1px solid rgba(20,22,26,.10);
      background: #fff;
      display:block;
    }
    .qr-body .small{
      color: var(--muted);
      font-size: 12.5px;
      line-height:1.6;
      margin:0;
    }

    .to-top{
      position: fixed;
      left: 14px;
      bottom: 14px;
      z-index: 55;
      width: 46px; height: 46px;
      border-radius: 18px;
      border: 1px solid rgba(20,22,26,.12);
      background: rgba(255,255,255,.78);
      box-shadow: 0 18px 44px rgba(17,24,39,.14);
      display:flex; align-items:center; justify-content:center;
      cursor:pointer;
      transition: transform .15s ease, opacity .2s ease;
      opacity: 0;
      pointer-events:none;
    }
    .to-top.show{opacity:1; pointer-events:auto}
    .to-top svg{width:18px; height:18px; color: rgba(79,70,229,.98)}

    .reveal{
      opacity: 0;
      transform: translateY(10px);
      transition: opacity .5s ease, transform .5s ease;
    }
    .reveal.show{
      opacity: 1;
      transform: translateY(0);
    }

    @media (max-width: 980px){
      .hero-grid{grid-template-columns: 1fr}
      .nav-links{display:none}
      .hamburger{display:flex}
      .mobile-menu{display:block}
      .cap-grid{grid-template-columns: 1fr}
      .grid-3{grid-template-columns: 1fr}
      .steps{grid-template-columns: 1fr 1fr}
      .portfolio{grid-template-columns: 1fr 1fr}
      .article-grid{grid-template-columns: 1fr}
      .faq-grid{grid-template-columns: 1fr}
      .reviews{grid-template-columns: 1fr}
      .form-wrap{grid-template-columns: 1fr}
      .timeline{grid-template-columns: 1fr}
      .foot-grid{grid-template-columns: 1fr}
      .foot-links{align-items:flex-start}
      .copyright{justify-content:flex-start}
      .nav-cta{min-width: auto}
    }
    @media (max-width: 520px){
      .hero-title{font-size: 26px}
      .badge{min-width: 0; width: 100%}
      .steps{grid-template-columns: 1fr}
      .portfolio{grid-template-columns: 1fr}
      table{min-width: 720px}
      .score-card{grid-template-columns: 1fr}
      .cap-list{grid-template-columns: 1fr}
    }