:root{
  --bg:#0b1020;
  --paper:#0f1730;
  --card:#111c3a;
  --card2:#0e1732;
  --ink:#e9eefc;
  --muted:#a7b3d6;
  --line:rgba(233,238,252,.10);
  --accent:#f97316;
  --accent2:#22c55e;
  --accent3:#38bdf8;
  --radius:22px;
  --shadow: 0 26px 70px rgba(0,0,0,.40);
  --max:1180px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--font);
  color:var(--ink);
  background:
    radial-gradient(900px 520px at 15% 0%, rgba(56,189,248,.16), transparent 55%),
    radial-gradient(900px 520px at 85% 10%, rgba(249,115,22,.16), transparent 55%),
    radial-gradient(900px 520px at 65% 110%, rgba(34,197,94,.12), transparent 55%),
    linear-gradient(180deg, var(--bg), #070a14);
  line-height:1.55;
}

a{color:inherit}
.container{max-width:var(--max); margin:0 auto; padding:0 18px}

.shell{padding:18px 0 26px}
.layout{display:grid; grid-template-columns: 360px 1fr; gap:14px; align-items:start}

.brandBar{
  display:flex; align-items:center; justify-content:space-between;
  gap:12px;
  padding:14px 16px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(56,189,248,.12), rgba(249,115,22,.10));
  border:1px solid var(--line);
  box-shadow: var(--shadow);
  margin-bottom:12px;
}
.brand{display:flex; align-items:center; gap:12px; text-decoration:none}
.logo{
  width:44px; height:44px; border-radius:18px;
  background: conic-gradient(from 210deg, var(--accent3), var(--accent2), var(--accent), var(--accent3));
  position:relative;
}
.logo:after{
  content:""; position:absolute; inset:10px;
  border-radius:14px;
  background: rgba(11,16,32,.55);
  border:1px solid rgba(233,238,252,.16);
}
.brand strong{display:block; font-size:14px; letter-spacing:.2px}
.brand span{display:block; font-size:12px; color:var(--muted)}
.topLinks{display:flex; gap:8px; flex-wrap:wrap}
.pill{
  display:inline-flex; align-items:center; gap:8px;
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(233,238,252,.14);
  background: rgba(15,23,48,.55);
  color:var(--muted);
  font-size:12px;
  text-decoration:none;
}

.sidebar{position:sticky; top:14px; display:grid; gap:12px}
.panel{
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: rgba(17,28,58,.70);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.panelHead{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  display:flex; justify-content:space-between; align-items:baseline; gap:10px; flex-wrap:wrap;
}
.panelHead h3{margin:0; font-size:14px}
.panelHead span{color:var(--muted); font-size:12px}
.panelBody{padding:14px 16px}
.kv{display:grid; gap:10px}
.kvRow{
  display:grid;
  grid-template-columns: 92px 1fr;
  gap:10px;
  padding:10px 12px;
  border-radius:18px;
  background: rgba(11,16,32,.55);
  border:1px solid rgba(233,238,252,.10);
  font-size:13px;
}
.kvRow b{color:var(--muted); font-size:12px}
.kvRow span{justify-self:end; text-align:right}

.sideNav{display:grid; gap:8px}
.sideNav a{
  padding:10px 12px;
  border-radius:18px;
  border:1px solid rgba(233,238,252,.10);
  background: rgba(11,16,32,.45);
  text-decoration:none;
  font-weight:900;
  font-size:13px;
}
.sideNav a:hover{border-color: rgba(56,189,248,.28); box-shadow: 0 0 0 4px rgba(56,189,248,.10)}
.sideNote{
  border-radius:18px;
  padding:12px 12px;
  border:1px dashed rgba(249,115,22,.28);
  background: rgba(249,115,22,.10);
  color:var(--muted);
  font-size:12px;
}

.main{display:grid; gap:12px}
.hero{
  border-radius: 28px;
  border:1px solid var(--line);
  background: linear-gradient(180deg, rgba(17,28,58,.82), rgba(15,23,48,.70));
  box-shadow: var(--shadow);
  overflow:hidden;
  position:relative;
}
.hero:before{
  content:""; position:absolute; inset:-180px -160px auto auto;
  width:420px; height:420px; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, rgba(56,189,248,.24), transparent 60%);
}
.hero:after{
  content:""; position:absolute; inset:auto auto -220px -180px;
  width:500px; height:500px; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, rgba(249,115,22,.20), transparent 60%);
}
.heroPad{padding:18px; position:relative}
.h1{margin:0 0 10px; font-size: clamp(30px, 4.2vw, 46px); letter-spacing:-.6px; line-height:1.06}
.lead{margin:0 0 14px; color:var(--muted); font-size:14px}
.ctaRow{display:flex; gap:10px; flex-wrap:wrap; align-items:center}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  gap:8px;
  padding:11px 14px;
  border-radius:999px;
  border:1px solid rgba(233,238,252,.16);
  background: rgba(11,16,32,.55);
  color:var(--ink);
  text-decoration:none;
  font-weight:950;
  font-size:13px;
  cursor:pointer;
  transition: transform .12s ease, box-shadow .12s ease, border-color .12s ease;
}
.btn:hover{transform: translateY(-1px); border-color: rgba(249,115,22,.35); box-shadow: 0 0 0 4px rgba(249,115,22,.10)}
.btn.primary{background: linear-gradient(135deg, rgba(249,115,22,.22), rgba(56,189,248,.16)); border-color: rgba(249,115,22,.35)}
.badges{display:flex; gap:8px; flex-wrap:wrap; margin-top:12px}

.section{
  border-radius: var(--radius);
  border:1px solid var(--line);
  background: rgba(17,28,58,.70);
  box-shadow: var(--shadow);
  overflow:hidden;
}
.sectionHead{
  padding:14px 16px;
  border-bottom:1px solid var(--line);
  display:flex; justify-content:space-between; align-items:flex-end; gap:12px; flex-wrap:wrap;
}
.sectionHead h2{margin:0; font-size:16px}
.sectionHead p{margin:0; color:var(--muted); font-size:12px}

.grid{padding:14px 16px 16px}

.catalog{display:grid; grid-template-columns: repeat(12, 1fr); gap:12px}
.product{
  grid-column: span 6;
  border-radius: 22px;
  border:1px solid rgba(233,238,252,.10);
  background: rgba(11,16,32,.55);
  padding:14px;
  position:relative;
  overflow:hidden;
}
.product:before{
  content:"";
  position:absolute; inset:-120px -100px auto auto;
  width:260px; height:260px; border-radius:50%;
  background: radial-gradient(circle at 30% 30%, rgba(34,197,94,.18), transparent 60%);
}
.product h3{margin:0 0 6px; font-size:15px; position:relative}
.product .meta{margin:0; color:var(--muted); font-size:12px; position:relative}
.price{position:relative; margin:10px 0 8px; font-size:22px; font-weight:950}
.bul{position:relative; margin:0; padding-left:16px; color:var(--muted); font-size:12px}
.bul li{margin:4px 0}
.product .btn{width:100%; margin-top:12px}

.twoCol{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
.card{border-radius: 22px; border:1px solid rgba(233,238,252,.10); background: rgba(11,16,32,.55); padding:14px}
.card h3{margin:0 0 8px; font-size:14px}
.list{margin:0; padding-left:16px; color:var(--muted); font-size:13px}
.list li{margin:6px 0}

.form{display:grid; gap:10px}
.row2{display:grid; grid-template-columns: 1fr 1fr; gap:10px}
label{font-size:12px; color:var(--muted)}
input, select, textarea{
  width:100%;
  padding:12px 12px;
  border-radius:18px;
  border:1px solid rgba(233,238,252,.10);
  background: rgba(7,10,20,.55);
  color:var(--ink);
  outline:none;
}
input:focus, select:focus, textarea:focus{
  border-color: rgba(56,189,248,.35);
  box-shadow: 0 0 0 4px rgba(56,189,248,.12);
}
.small{font-size:12px; color:var(--muted)}
.banner{
  margin-top:12px;
  border-radius: 22px;
  border:1px solid rgba(34,197,94,.22);
  background: rgba(34,197,94,.10);
  padding:12px 14px;
  color:var(--muted);
  font-size:12px;
}
details{border-radius: 22px; border:1px solid rgba(233,238,252,.10); background: rgba(11,16,32,.55); padding:12px 14px}
details + details{margin-top:10px}
summary{cursor:pointer; font-weight:950; font-size:13px}
details p{margin:8px 0 0; color:var(--muted); font-size:13px}

.footer{
  margin-top:12px;
  padding:14px 0 0;
  color:var(--muted);
  font-size:12px;
  display:flex; justify-content:space-between; gap:10px; flex-wrap:wrap;
}
.footer a{text-decoration:none; color:var(--muted)}
.footer a:hover{color:var(--ink)}
hr.sep{border:none; height:1px; background: rgba(233,238,252,.10); margin:12px 0 10px}

.doc{max-width: 920px; margin:0 auto; padding:18px 0 26px}
.doc .section{box-shadow: var(--shadow)}
.doc h1{margin:0 0 10px; font-size:26px}
.doc h2{margin:16px 0 8px; font-size:15px}
.doc p, .doc li{color:var(--muted); font-size:13px}
.doc ul{margin:8px 0 0; padding-left:18px}
.ok{
  width:56px; height:56px; border-radius:22px;
  background: rgba(34,197,94,.12);
  border:1px solid rgba(34,197,94,.22);
  display:grid; place-items:center;
  margin-bottom:10px;
}

@media (max-width: 980px){
  .layout{grid-template-columns: 1fr}
  .sidebar{position:relative; top:auto}
  .product{grid-column: span 12}
  .twoCol{grid-template-columns: 1fr}
  .row2{grid-template-columns: 1fr}
  .kvRow{grid-template-columns: 1fr}
  .kvRow span{justify-self:start; text-align:left}
}