:root {
  color-scheme: dark;
  --bg: #101216;
  --panel: #191c22;
  --panel-2: #20242c;
  --line: #303641;
  --text: #f4f5f7;
  --muted: #a6acb8;
  --accent: #b7f36b;
  --accent-ink: #17200c;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.65 Inter, ui-sans-serif, system-ui, sans-serif; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.skip-link { position: absolute; left: -9999px; top: 8px; background: var(--accent); color: var(--accent-ink); padding: 8px 12px; z-index: 3; }
.skip-link:focus { left: 12px; }
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); }
.header-inner { max-width: 1180px; margin: auto; padding: 18px 28px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 750; white-space: nowrap; }
.brand-mark { display: inline-grid; place-items: center; width: 29px; height: 29px; border: 2px solid var(--accent); border-radius: 8px; color: var(--accent); }
nav { display: flex; gap: 22px; flex-wrap: wrap; }
nav a { color: var(--muted); font-size: 14px; }
nav a:hover, nav a[aria-current] { color: var(--accent); }
.content { max-width: 1180px; margin: auto; padding-left: 28px; padding-right: 28px; }
.hero { padding-top: 100px; padding-bottom: 110px; }
.eyebrow, .card-index { color: var(--accent); font-size: 12px; letter-spacing: .13em; font-weight: 700; }
h1, h2, h3 { line-height: 1.18; letter-spacing: -.035em; }
h1 { font-size: clamp(36px, 5.4vw, 68px); max-width: 850px; margin: 15px 0 24px; }
h2 { font-size: clamp(30px, 3.2vw, 42px); margin: 12px 0 22px; }
h3 { font-size: 23px; margin: 18px 0 12px; }
p { margin: 0 0 16px; }
.lead { color: var(--muted); font-size: 19px; max-width: 740px; }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin: 28px 0 16px; }
.button { display: inline-block; border-radius: 9px; padding: 12px 18px; background: var(--accent); color: var(--accent-ink); font-weight: 700; text-align: center; }
.button:hover { filter: brightness(1.08); }
.button.secondary { background: var(--panel-2); color: var(--text); border: 1px solid var(--line); }
.fine-print { color: var(--muted); font-size: 13px; max-width: 790px; }
.section { padding-top: 78px; padding-bottom: 78px; border-top: 1px solid var(--line); scroll-margin-top: 24px; }
.section-intro { max-width: 750px; color: var(--muted); }
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 30px; }
.card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 26px; }
.card p, .feature-band p { color: var(--muted); }
.feature-band { display: flex; justify-content: space-between; align-items: center; gap: 25px; padding: 26px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); }
.feature-band h2 { margin-bottom: 12px; }
.feature-band .button { flex-shrink: 0; }
.text-link { color: var(--accent); text-decoration: underline; text-underline-offset: 4px; }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); padding: 30px max(28px, calc((100vw - 1124px)/2)); display: flex; justify-content: space-between; gap: 20px; font-size: 14px; }
.site-footer a:hover { color: var(--accent); }
.manual { padding-top: 78px; padding-bottom: 100px; max-width: 910px; }
.manual h1 { font-size: clamp(34px, 4vw, 55px); }
.manual-block { margin-top: 48px; padding-top: 36px; border-top: 1px solid var(--line); }
.manual-block h2 { font-size: 28px; }
.manual-block p, .manual-block li { color: var(--muted); }
.manual-block li { margin: 10px 0; }
.manual-block strong { color: var(--text); }
code, kbd { background: var(--panel-2); border-radius: 5px; padding: 2px 5px; }
.hash { overflow-wrap: anywhere; }
@media (max-width: 760px) {
  .header-inner { display: block; padding: 18px; }
  nav { margin-top: 18px; gap: 12px 18px; }
  .content { padding-left: 18px; padding-right: 18px; }
  .hero { padding-top: 62px; padding-bottom: 70px; }
  .section { padding-top: 55px; padding-bottom: 55px; }
  .cards { grid-template-columns: 1fr; }
  .feature-band { display: block; }
  .site-footer { padding: 26px 18px; display: block; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}