:root {
  color-scheme: dark;
  --bg: #061019;
  --panel: #0c1a26;
  --panel-2: #102534;
  --text: #eaf5fb;
  --muted: #9eb3c0;
  --line: #203a49;
  --accent: #32d6c6;
  --accent-2: #65a9ff;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font: 16px/1.65 Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif; background: radial-gradient(circle at 80% 0, #12304a 0, transparent 34rem), var(--bg); color: var(--text); }
a { color: inherit; }
.wrap { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
header { position: sticky; top: 0; z-index: 4; background: rgba(6,16,25,.88); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); }
nav { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .65rem; font-weight: 800; text-decoration: none; letter-spacing: -.02em; }
.mark { width: 34px; height: 34px; display: grid; place-items: center; color: #031014; background: linear-gradient(135deg, var(--accent), var(--accent-2)); border-radius: 10px; }
.links { display: flex; align-items: center; gap: 1.25rem; }
.links a { color: var(--muted); text-decoration: none; }
.links a:hover { color: var(--text); }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: .65rem 1rem; border: 1px solid var(--accent); border-radius: 12px; color: #041113; background: var(--accent); font-weight: 750; text-decoration: none; }
.button.secondary { color: var(--text); background: transparent; border-color: var(--line); }
.hero { padding: 7rem 0 5rem; }
.eyebrow { margin: 0 0 1rem; color: var(--accent); font-weight: 750; letter-spacing: .08em; text-transform: uppercase; font-size: .8rem; }
h1 { max-width: 820px; margin: 0; font-size: clamp(2.7rem, 7vw, 5.7rem); line-height: .98; letter-spacing: -.065em; }
h2 { margin: 0 0 1rem; font-size: clamp(1.8rem, 4vw, 2.8rem); line-height: 1.1; letter-spacing: -.04em; }
h3 { margin: 0 0 .5rem; font-size: 1.15rem; }
.lead { max-width: 700px; margin: 1.5rem 0 2rem; color: var(--muted); font-size: 1.2rem; }
.actions { display: flex; flex-wrap: wrap; gap: .8rem; }
.grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.card { padding: 1.5rem; border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(150deg, rgba(16,37,52,.96), rgba(8,24,35,.92)); }
.card p, .muted { color: var(--muted); }
.card a { color: var(--accent); font-weight: 700; text-decoration: none; }
.section { padding: 4.5rem 0; }
.section + .section { border-top: 1px solid var(--line); }
.article { max-width: 780px; padding: 4.5rem 0 6rem; }
.article h1 { font-size: clamp(2.4rem, 6vw, 4.6rem); }
.article h2 { margin-top: 2.6rem; font-size: 1.65rem; }
.article p, .article li { color: #c3d3dc; }
.article code { padding: .15rem .4rem; border-radius: 6px; background: var(--panel-2); color: var(--accent); }
.callout { margin: 2rem 0; padding: 1.2rem 1.4rem; border-left: 3px solid var(--accent); background: var(--panel); border-radius: 0 12px 12px 0; }
footer { padding: 2.5rem 0; border-top: 1px solid var(--line); color: var(--muted); }
.footer-row { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.footer-row a { color: var(--muted); margin-right: 1rem; }
@media (max-width: 760px) { .links a:not(.button) { display: none; } .hero { padding-top: 4.5rem; } .grid { grid-template-columns: 1fr; } }