:root{
  --zl-bg:#07090d;
  --zl-panel:rgba(14,18,25,.78);
  --zl-panel-solid:#0f141c;
  --zl-text:#f6f7f9;
  --zl-muted:#9ba6b5;
  --zl-line:rgba(255,255,255,.09);
  --zl-soft:rgba(255,255,255,.04);
  --zl-red:#ef1b24;
  --zl-green:#34d399;
  --zl-shadow:0 30px 90px rgba(0,0,0,.35);
}
:root[data-zuni-theme="light"]{
  --zl-bg:#f5f6f8;
  --zl-panel:rgba(255,255,255,.82);
  --zl-panel-solid:#fff;
  --zl-text:#101318;
  --zl-muted:#667085;
  --zl-line:rgba(16,19,24,.10);
  --zl-soft:rgba(16,19,24,.035);
  --zl-shadow:0 28px 80px rgba(15,23,42,.12);
}
*{box-sizing:border-box}
body.zuni-public{margin:0;background:var(--zl-bg);color:var(--zl-text);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
.zl-shell{min-height:100vh;background:
  radial-gradient(circle at 8% 0%,rgba(239,27,36,.10),transparent 28%),
  radial-gradient(circle at 90% 10%,rgba(255,255,255,.05),transparent 24%),
  var(--zl-bg)}
.zl-nav{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;padding:18px clamp(20px,4vw,64px);backdrop-filter:blur(20px);background:color-mix(in srgb,var(--zl-bg) 82%,transparent);border-bottom:1px solid var(--zl-line)}
.zl-brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.zl-brand-copy{display:grid;line-height:1}
.zl-brand-copy strong{font-size:18px;letter-spacing:-.02em}
.zl-brand-copy span{margin-top:5px;font-size:10px;color:var(--zl-muted);letter-spacing:.16em;text-transform:uppercase}
.zl-mark{position:relative;display:block;width:38px;height:38px}
.zl-mark img{display:block;width:100%;height:100%;object-fit:contain;filter:grayscale(1) brightness(0) invert(1)}
:root[data-zuni-theme="light"] .zl-mark img{filter:grayscale(1) brightness(0)}
.zl-mark::after{content:"";position:absolute;right:2px;bottom:3px;width:8px;height:8px;border-radius:50%;background:var(--zl-red);box-shadow:0 0 0 3px color-mix(in srgb,var(--zl-bg) 88%,transparent)}
.zl-nav-actions{display:flex;align-items:center;gap:8px}
.zl-select,.zl-icon-btn,.zl-login-jump{height:40px;border:1px solid var(--zl-line);border-radius:12px;background:var(--zl-soft);color:var(--zl-text);font:inherit}
.zl-select{padding:0 34px 0 12px;min-width:132px}
.zl-icon-btn{width:42px;display:grid;place-items:center;cursor:pointer}
.zl-login-jump{display:inline-flex;align-items:center;padding:0 16px;text-decoration:none;font-weight:700}
.zl-main{width:min(1220px,calc(100% - 40px));margin:0 auto}
.zl-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(360px,.85fr);gap:72px;align-items:center;padding:clamp(64px,9vw,118px) 0 72px}
.zl-eyebrow{display:inline-flex;align-items:center;gap:8px;padding:8px 11px;border:1px solid var(--zl-line);border-radius:999px;color:var(--zl-muted);font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase}
.zl-eyebrow::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--zl-green);box-shadow:0 0 0 4px rgba(52,211,153,.12)}
.zl-hero h1{max-width:760px;margin:22px 0 18px;font-size:clamp(44px,6vw,82px);line-height:.98;letter-spacing:-.055em;font-weight:800}
.zl-hero h1 em{font-style:normal;color:var(--zl-red)}
.zl-lead{max-width:680px;margin:0;color:var(--zl-muted);font-size:clamp(17px,2vw,21px);line-height:1.6}
.zl-proof-row{display:flex;flex-wrap:wrap;gap:10px;margin:28px 0 0;padding:0;list-style:none}
.zl-proof-row li{padding:9px 12px;border:1px solid var(--zl-line);border-radius:999px;background:var(--zl-soft);font-size:12px;color:var(--zl-muted)}
.zl-login-wrap{position:relative}
.zl-login-card{position:relative;padding:28px;border:1px solid var(--zl-line);border-radius:26px;background:linear-gradient(180deg,color-mix(in srgb,var(--zl-panel-solid) 94%,transparent),var(--zl-panel));box-shadow:var(--zl-shadow);overflow:hidden}
.zl-login-card::before{content:"";position:absolute;inset:-120px auto auto -100px;width:260px;height:260px;border-radius:50%;background:rgba(239,27,36,.08);filter:blur(16px);pointer-events:none}
.zl-login-card header{position:relative}
.zl-login-card h2{margin:12px 0 8px;font-size:28px;letter-spacing:-.03em}
.zl-login-card p{margin:0;color:var(--zl-muted);line-height:1.55}
.zl-alert{margin:18px 0 0;padding:12px 14px;border-radius:12px;border:1px solid rgba(239,27,36,.28);background:rgba(239,27,36,.08);color:#ff8e94;font-size:13px}
.zl-form{display:grid;gap:14px;margin-top:24px}
.zl-form label{display:grid;gap:7px;font-size:12px;font-weight:700;color:var(--zl-muted)}
.zl-form input{width:100%;height:48px;border:1px solid var(--zl-line);border-radius:13px;background:var(--zl-soft);color:var(--zl-text);padding:0 14px;font:inherit;outline:none}
.zl-form input:focus{border-color:rgba(239,27,36,.48);box-shadow:0 0 0 4px rgba(239,27,36,.08)}
.zl-submit{height:50px;border:0;border-radius:13px;background:var(--zl-text);color:var(--zl-bg);font:inherit;font-weight:800;cursor:pointer}
.zl-submit:hover{transform:translateY(-1px)}
.zl-secure{display:flex;align-items:center;gap:8px;margin-top:14px;color:var(--zl-muted);font-size:11px}
.zl-secure::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--zl-green)}
.zl-product{padding:38px 0 92px}
.zl-section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:26px}
.zl-section-head h2{margin:0;font-size:clamp(32px,4vw,52px);letter-spacing:-.045em}
.zl-section-head p{max-width:520px;margin:0;color:var(--zl-muted);line-height:1.6}
.zl-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.zl-feature{min-height:210px;padding:22px;border:1px solid var(--zl-line);border-radius:20px;background:var(--zl-soft)}
.zl-feature .icon{width:40px;height:40px;display:grid;place-items:center;border:1px solid var(--zl-line);border-radius:12px;background:var(--zl-panel-solid);font-size:18px}
.zl-feature h3{margin:34px 0 8px;font-size:17px}
.zl-feature p{margin:0;color:var(--zl-muted);line-height:1.55;font-size:13px}
.zl-preview{margin:0 0 100px;padding:16px;border:1px solid var(--zl-line);border-radius:28px;background:var(--zl-panel-solid);box-shadow:var(--zl-shadow)}
.zl-preview-window{display:grid;grid-template-columns:230px 1fr 250px;min-height:420px;border:1px solid var(--zl-line);border-radius:18px;overflow:hidden;background:var(--zl-bg)}
.zl-preview-side,.zl-preview-context{padding:18px;background:var(--zl-soft)}
.zl-preview-side{border-right:1px solid var(--zl-line)}
.zl-preview-context{border-left:1px solid var(--zl-line)}
.zl-preview-brand{display:flex;align-items:center;gap:10px;font-weight:800}
.zl-preview-list{display:grid;gap:9px;margin-top:24px}
.zl-preview-item{height:58px;border:1px solid var(--zl-line);border-radius:13px;background:var(--zl-panel-solid)}
.zl-preview-item.active{border-color:rgba(239,27,36,.34);background:rgba(239,27,36,.06)}
.zl-preview-chat{display:flex;flex-direction:column;padding:18px}
.zl-preview-chat header{height:58px;border-bottom:1px solid var(--zl-line);font-weight:800}
.zl-bubble{max-width:62%;margin-top:28px;padding:12px 14px;border:1px solid var(--zl-line);border-radius:16px;background:var(--zl-soft);font-size:13px}
.zl-bubble.out{align-self:flex-end;background:rgba(239,27,36,.08);border-color:rgba(239,27,36,.18)}
.zl-composer-demo{margin-top:auto;height:60px;border:1px solid var(--zl-line);border-radius:16px;background:var(--zl-panel-solid)}
.zl-context-card{height:90px;margin-bottom:10px;border:1px solid var(--zl-line);border-radius:14px;background:var(--zl-panel-solid)}
.zl-footer{display:flex;justify-content:space-between;gap:30px;padding:30px 0 48px;border-top:1px solid var(--zl-line);color:var(--zl-muted);font-size:12px}
@media(max-width:960px){
  .zl-hero{grid-template-columns:1fr;gap:42px}
  .zl-login-wrap{max-width:620px}
  .zl-feature-grid{grid-template-columns:1fr 1fr}
  .zl-preview-window{grid-template-columns:210px 1fr}.zl-preview-context{display:none}
}
@media(max-width:640px){
  .zl-main{width:min(100% - 24px,1220px)}
  .zl-nav{padding:12px}
  .zl-brand-copy span,.zl-login-jump{display:none}
  .zl-select{min-width:112px;width:112px}
  .zl-hero{padding:54px 0 48px}
  .zl-hero h1{font-size:44px}
  .zl-feature-grid{grid-template-columns:1fr}
  .zl-section-head{display:grid}
  .zl-preview{display:none}
  .zl-footer{display:grid}
}