:root {
  --bg: #0b0d12;
  --fg: #e9edf5;
  --muted: #aab3c5;
  --card: #121827;
  --border: rgba(255,255,255,0.10);
  --accent: #7aa2ff;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
  --radius: 14px;
  --maxw: 980px;
}

* { box-sizing: border-box; }
html {
  min-height: 100%;
  background: radial-gradient(1200px 700px at 25% -20%, rgba(122,162,255,0.25), transparent),
              radial-gradient(900px 600px at 90% 0%, rgba(130,255,204,0.12), transparent),
              #0b0d12;
  background-attachment: fixed;
}

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial;
  background: transparent;
  color: var(--fg);
  line-height: 1.35;
}

a { color: var(--fg); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { max-width: var(--maxw); margin: 0 auto; padding: 24px; }

.site-header { padding-top: 28px; }
.topline { display: flex; gap: 18px; justify-content: space-between; align-items: baseline; flex-wrap: wrap; }

.name { margin: 0; font-size: 32px; letter-spacing: -0.02em; }
.tagline { margin: 6px 0 0 0; color: var(--muted); max-width: 70ch; }
.links { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; color: var(--muted); }
.links a { color: var(--muted); }
.sep { color: rgba(255,255,255,0.25); }

.tabs {
  margin-top: 18px;
  display: inline-flex;
  padding: 6px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 999px;
  box-shadow: var(--shadow);
}

.tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 10px 14px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 600;
  letter-spacing: 0.01em;
}
.tab[aria-selected="true"] {
  background: rgba(122,162,255,0.20);
  color: var(--fg);
  outline: 1px solid rgba(122,162,255,0.25);
}

.panel { margin-top: 18px; }

.section {
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px 18px;
  margin: 14px 0;
  box-shadow: var(--shadow);
}

.section h2 {
  margin: 0 0 10px 0;
  font-size: 18px;
  letter-spacing: -0.01em;
}

.kicker {
  display: inline-block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 8px;
}

ul { margin: 10px 0 0 18px; padding: 0; }
li { margin: 6px 0; }

.item {
  margin: 12px 0;
  padding: 12px 12px;
  background: rgba(0,0,0,0.18);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 12px;
}

.item .title { font-weight: 700; }
.item .meta { color: var(--muted); font-size: 13px; margin-top: 4px; }

.muted { color: var(--muted); }
.site-footer { padding: 24px 0 40px; }

/* Print-friendly */
@media print {
  body { background: white; color: black; }
  .tabs, .site-footer, .links a[href^="https://"] { display: none !important; }
  .section, .tabs { box-shadow: none; border: 1px solid #ddd; background: white; }
  a { color: black; text-decoration: none; }
}