:root{
  --bg: #0b0d10;
  --panel: #10141a;
  --panel2: #0f1318;
  --text: #e9eef5;
  --muted: #a9b4c2;
  --line: rgba(255,255,255,0.10);
  --line2: rgba(255,255,255,0.16);
  --focus: rgba(255,255,255,0.22);
  --shadow: 0 14px 40px rgba(0,0,0,0.50);
  --radius: 18px;
}

*{ box-sizing: border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background: radial-gradient(1200px 900px at 15% 5%, rgba(255,255,255,0.07), transparent 60%),
              radial-gradient(900px 700px at 80% 0%, rgba(255,255,255,0.05), transparent 55%),
              var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.wrap{
  width: min(1080px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header{
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11,13,16,0.65);
  border-bottom: 1px solid var(--line);
}

.header-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 0;
}

.brand{
  display:inline-flex;
  align-items:baseline;
  gap: 6px;
  text-decoration:none;
  color: var(--text);
  letter-spacing: 0.02em;
}
.brand-mark{
  font-weight: 800;
  font-size: 18px;
}
.brand-dot{
  font-weight: 600;
  font-size: 14px;
  color: var(--muted);
}

.topnav{
  display:flex;
  align-items:center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
}
.topnav-link{
  color: var(--muted);
  text-decoration:none;
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.topnav-link:hover{
  color: var(--text);
  border-color: var(--line);
  background: rgba(255,255,255,0.03);
}
.topnav-link:focus-visible{
  outline: none;
  box-shadow: 0 0 0 3px var(--focus);
}

.hero{
  padding: 44px 0 18px;
}
.kicker{
  margin: 0 0 10px;
  color: var(--muted);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 12px;
}
h1{
  margin: 0 0 12px;
  font-size: clamp(30px, 5vw, 46px);
  letter-spacing: -0.02em;
}
.lead{
  margin: 0;
  color: var(--muted);
  font-size: 16px;
  max-width: 70ch;
}

.grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  padding: 18px 0 8px;
}

.card{
  display:block;
  text-decoration:none;
  color: var(--text);
  background: linear-gradient(180deg, rgba(255,255,255,0.03), rgba(255,255,255,0.01));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 18px 16px;
  box-shadow: var(--shadow);
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
  min-height: 150px;
}
.card:hover{
  transform: translateY(-2px);
  border-color: var(--line2);
  background: linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015));
}
.card:focus-visible{
  outline:none;
  box-shadow: 0 0 0 3px var(--focus), var(--shadow);
}

.card-title{
  font-weight: 750;
  font-size: 18px;
  margin-bottom: 8px;
}
.card-body{
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 14px;
  max-width: 62ch;
}
.card-cta{
  font-weight: 650;
  font-size: 13px;
  letter-spacing: 0.01em;
}

.note{
  margin: 14px 0 30px;
  padding: 12px 14px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--muted);
  font-size: 13px;
}
code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--line);
  padding: 2px 6px;
  border-radius: 8px;
  color: var(--text);
}

.site-footer{
  border-top: 1px solid var(--line);
  padding: 18px 0;
  background: rgba(11,13,16,0.55);
}
.footer-inner{
  display:flex;
  align-items:center;
  justify-content: space-between;
  gap: 14px;
  color: var(--muted);
  font-size: 13px;
}
.footer-link{
  color: var(--muted);
  text-decoration:none;
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid transparent;
}
.footer-link:hover{
  color: var(--text);
  border-color: var(--line);
  background: rgba(255,255,255,0.03);
}

@media (max-width: 820px){
  .grid{ grid-template-columns: 1fr; }
  .header-inner{ flex-direction: column; align-items: flex-start; }
  .topnav{ justify-content: flex-start; }
}