:root{
  --bg:#0c0d10;
  --bg-alt:#111318;
  --panel:#16181e;
  --panel-border:#23262f;
  --text:#e7e8ea;
  --text-dim:#9a9ea8;
  --accent:#7c5cff;
  --accent-hover:#8f72ff;
  --accent-soft:rgba(124,92,255,.12);
  --success:#3ddc97;
  --radius:12px;
  --maxw:1080px;
}

*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.55;
}
a{color:var(--accent);text-decoration:none;}
a:hover{color:var(--accent-hover);}
img{max-width:100%;display:block;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px;}

header.site-header{
  border-bottom:1px solid var(--panel-border);
  background:rgba(12,13,16,.85);
  backdrop-filter:blur(8px);
  position:sticky;top:0;z-index:20;
}
.nav{
  display:flex;align-items:center;gap:12px;
  padding:14px 24px;max-width:var(--maxw);margin:0 auto;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--text);}
.brand img{width:28px;height:28px;border-radius:7px;}
.nav-links{display:flex;gap:6px;margin-left:auto;align-items:center;}
.nav-links a{
  color:var(--text-dim);font-size:14px;font-weight:500;
  padding:8px 12px;border-radius:8px;
}
.nav-links a:hover{color:var(--text);background:var(--panel);}
.nav-links a.active{color:var(--text);background:var(--panel);}
.nav-cta{
  background:var(--accent);color:#fff !important;
  padding:9px 16px;border-radius:9px;font-weight:600;
}
.nav-cta:hover{background:var(--accent-hover);}

.hero{padding:96px 0 64px;text-align:center;}
.hero .app-logo-big{width:88px;height:88px;margin:0 auto 24px;border-radius:20px;box-shadow:0 12px 40px rgba(124,92,255,.25);}
.hero h1{font-size:44px;font-weight:800;letter-spacing:-.02em;margin:0 0 16px;}
.hero p.lede{color:var(--text-dim);font-size:18px;max-width:620px;margin:0 auto 32px;}
.hero-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}

.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:12px 22px;border-radius:10px;font-weight:600;font-size:15px;
  border:1px solid transparent;cursor:pointer;
}
.btn-primary{background:var(--accent);color:#fff;}
.btn-primary:hover{background:var(--accent-hover);color:#fff;}
.btn-secondary{background:var(--panel);color:var(--text);border-color:var(--panel-border);}
.btn-secondary:hover{background:#1c1f27;color:var(--text);}
.btn svg{width:18px;height:18px;flex-shrink:0;}

.badge{
  display:inline-block;font-size:12.5px;color:var(--text-dim);
  background:var(--panel);border:1px solid var(--panel-border);
  padding:4px 10px;border-radius:99px;margin-bottom:20px;
}

section{padding:56px 0;}
section.alt{background:var(--bg-alt);border-top:1px solid var(--panel-border);border-bottom:1px solid var(--panel-border);}
h2.section-title{font-size:28px;font-weight:750;margin:0 0 8px;letter-spacing:-.01em;}
p.section-sub{color:var(--text-dim);margin:0 0 36px;font-size:15.5px;}

.grid-features{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;}
.feature-card{
  background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:20px;
}
.feature-card .ic{
  width:38px;height:38px;border-radius:9px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;margin-bottom:14px;
}
.feature-card .ic svg{width:20px;height:20px;stroke:var(--accent);}
.feature-card h3{font-size:16px;margin:0 0 6px;}
.feature-card p{font-size:14px;color:var(--text-dim);margin:0;}

.panel{
  background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:28px;
}

.download-card{
  display:flex;align-items:center;gap:20px;flex-wrap:wrap;
  background:var(--panel);border:1px solid var(--panel-border);
  border-radius:var(--radius);padding:28px;
}
.download-card .plat-icon{
  width:56px;height:56px;border-radius:12px;background:var(--accent-soft);
  display:flex;align-items:center;justify-content:center;flex-shrink:0;
}
.download-card .plat-icon svg{width:28px;height:28px;stroke:var(--accent);}
.download-card .meta{flex:1;min-width:200px;}
.download-card .meta h3{margin:0 0 4px;font-size:18px;}
.download-card .meta p{margin:0;color:var(--text-dim);font-size:14px;}
.download-card .actions{display:flex;gap:10px;flex-wrap:wrap;}

.checksum-box{
  margin-top:14px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  font-size:12.5px;color:var(--text-dim);background:var(--bg-alt);
  border:1px solid var(--panel-border);border-radius:9px;padding:12px 14px;
  overflow-x:auto;
}
.checksum-box div{white-space:nowrap;}
.checksum-box b{color:var(--text);}

table.docs-table{width:100%;border-collapse:collapse;margin:16px 0 28px;font-size:14px;}
table.docs-table th,table.docs-table td{
  text-align:left;padding:10px 12px;border-bottom:1px solid var(--panel-border);
}
table.docs-table th{color:var(--text-dim);font-weight:600;font-size:13px;}
code, pre{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  background:var(--bg-alt);border:1px solid var(--panel-border);
  border-radius:6px;
}
code{padding:2px 6px;font-size:13px;}
pre{padding:16px;overflow-x:auto;font-size:13px;line-height:1.6;}
pre code{border:none;background:none;padding:0;}

.docs-layout{display:grid;grid-template-columns:220px 1fr;gap:40px;align-items:start;}
.docs-nav{position:sticky;top:80px;}
.docs-nav a{
  display:block;padding:7px 10px;border-radius:7px;font-size:14px;
  color:var(--text-dim);
}
.docs-nav a:hover{color:var(--text);background:var(--panel);}
.docs-section{margin-bottom:44px;}
.docs-section h2{font-size:22px;margin:0 0 6px;}
.docs-section h3{font-size:16px;margin:24px 0 8px;}
.docs-section p{color:var(--text-dim);font-size:15px;}
.docs-section ul{color:var(--text-dim);font-size:15px;padding-left:20px;}
.docs-section li{margin-bottom:6px;}

.callout{
  background:var(--accent-soft);border:1px solid rgba(124,92,255,.35);
  border-radius:10px;padding:14px 16px;font-size:14px;color:var(--text);margin:16px 0;
}

footer{
  border-top:1px solid var(--panel-border);
  padding:32px 0;color:var(--text-dim);font-size:13.5px;
}
.footer-row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;align-items:center;}
.footer-links{display:flex;gap:16px;}

@media (max-width:720px){
  .hero h1{font-size:32px;}
  .docs-layout{grid-template-columns:1fr;}
  .docs-nav{position:static;}
}