:root{
  --bg:#0b0c10;
  --card:#12141a;
  --card2:#0f1116;
  --text:#f5f7ff;
  --muted:rgba(245,247,255,.72);
  --line:rgba(245,247,255,.12);
  --accent:#7dd3fc;
  --accent2:#a78bfa;
  --shadow: 0 12px 32px rgba(0,0,0,.35);
  --radius: 16px;
  --max: 1060px;
  --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(--text);
  background: radial-gradient(1200px 900px at 20% -10%, rgba(125,211,252,.20), transparent 60%),
              radial-gradient(1000px 700px at 90% 0%, rgba(167,139,250,.18), transparent 55%),
              var(--bg);
  line-height:1.5;
}

a{color:inherit}
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto}

.site-header{
  position:sticky; top:0; z-index:20;
  backdrop-filter: blur(14px);
  background: rgba(11,12,16,.55);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex; align-items:center; justify-content:space-between; padding:14px 0; gap:16px}

.brand{display:flex; align-items:center; gap:10px; text-decoration:none}
.brand-icon{width:28px; height:28px}
.brand-name{font-weight:700}
.brand-sub{opacity:.8; font-weight:600}

.nav{display:flex; align-items:center; gap:14px; flex-wrap:wrap}
.nav a{opacity:.9; text-decoration:none; padding:8px 10px; border-radius:10px}
.nav a:hover{background:rgba(245,247,255,.06)}
.nav a.active{background:rgba(245,247,255,.08); opacity:1}

.hero{padding:56px 0 26px}
.hero-grid{display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; align-items:start}
@media (max-width: 900px){ .hero-grid{grid-template-columns:1fr} }

h1{font-size: clamp(28px, 3.2vw, 44px); line-height:1.12; margin:0 0 10px}
h2{font-size: clamp(20px, 2.2vw, 28px); margin:0 0 8px}
h3{font-size: 16px; margin:0 0 8px}
.lead{font-size: 16px; color:var(--muted); max-width: 58ch; margin:0 0 18px}

.hero-actions{display:flex; gap:10px; flex-wrap:wrap; margin: 10px 0 22px}

.button{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(125,211,252,.35);
  background: linear-gradient(180deg, rgba(125,211,252,.18), rgba(125,211,252,.10));
  text-decoration:none;
  font-weight:700;
  box-shadow: var(--shadow);
}
.button:hover{filter:brightness(1.06)}
.button.secondary{
  border: 1px solid rgba(245,247,255,.18);
  background: rgba(245,247,255,.06);
  box-shadow:none;
}
.button.small{padding:9px 11px; font-weight:700; box-shadow:none}
.button.full{width:100%}

.card{
  background: linear-gradient(180deg, rgba(245,247,255,.06), rgba(245,247,255,.03));
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:16px;
  box-shadow: var(--shadow);
}

.callouts{display:grid; grid-template-columns:1fr 1fr; gap:12px; margin-top: 14px}
@media (max-width: 700px){ .callouts{grid-template-columns:1fr} }
.callout{
  border:1px solid var(--line);
  background: rgba(15,17,22,.65);
  border-radius: 14px;
  padding:12px;
}
.callout-title{font-weight:800; margin-bottom:4px}
.callout-body{color:var(--muted); font-size: 13px}

.section{padding: 34px 0}
.section.alt{background: rgba(0,0,0,.14); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section-head{display:flex; align-items:flex-end; justify-content:space-between; gap:12px; flex-wrap:wrap; margin-bottom:12px}

.faq details{
  border:1px solid var(--line);
  background: rgba(15,17,22,.62);
  border-radius: 14px;
  padding: 12px 12px;
  margin: 10px 0;
}
.faq summary{
  cursor:pointer;
  font-weight:800;
  list-style:none;
}
.faq summary::-webkit-details-marker{display:none}
.faq .faq-body{color:var(--muted); margin-top:8px}

.topic-list, .link-list, .checklist{padding-left:18px; margin:10px 0; color:var(--muted)}
.topic-list a, .link-list a{color:var(--text); opacity:.9}
.topic-list a:hover, .link-list a:hover{opacity:1; text-decoration:underline}
.checklist li{margin: 6px 0}

.prose{max-width: 820px}
.prose p, .prose li{color:var(--muted)}
.prose h2{margin-top:22px}
.prose strong{color:var(--text)}

.form label{display:block; margin: 10px 0; color: var(--muted); font-size: 13px}
input, textarea{
  width:100%;
  margin-top:6px;
  border-radius: 12px;
  border:1px solid var(--line);
  background: rgba(11,12,16,.6);
  color: var(--text);
  padding: 12px;
  font: inherit;
}
textarea{resize: vertical}
.row{display:flex; gap:10px; flex-wrap:wrap; margin-top: 10px}

.muted{color:var(--muted)}
.tiny{font-size:12px; color:var(--muted)}

.site-footer{padding: 20px 0}
.footer-row{display:flex; align-items:center; justify-content:space-between; gap:12px; flex-wrap:wrap}
.footer-links{display:flex; gap:14px}
.footer-links a{opacity:.85; text-decoration:none}
.footer-links a:hover{text-decoration:underline; opacity:1}

hr{border:none; border-top:1px solid var(--line); margin:14px 0}

.contact-grid{display:grid; grid-template-columns: 1fr 1fr; gap:14px; align-items:start}
@media (max-width: 900px){ .contact-grid{grid-template-columns:1fr} }