/* Base layout: reset, page frame, type scale, focus, fades. */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  background-image: radial-gradient(120% 900px at 50% 0%, #1c1d22 0%, var(--bg) 70%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.5;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg, canvas { max-width: 100%; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
button, input { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3 { font-weight: 600; letter-spacing: -0.015em; line-height: 1.15; margin: 0; }
p { margin: 0; }

:focus { outline: none; }
[tabindex="-1"]:focus { outline: none; }
:focus-visible { outline: 2px solid var(--accent-text); outline-offset: 3px; border-radius: 6px; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--panel); padding: 8px 12px; border-radius: 8px; }
.skip-link:focus { top: 12px; }

/* labels: monospace, small caps, letter-spaced */
.label, .mono {
  font-family: var(--font-mono);
  font-size: var(--fs-label);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
}

/* page frame */
.page {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 104px var(--gutter) 64px;
}
.section { margin: 0 0 72px; }
.section > .label { display: block; margin-bottom: 14px; }
.statement { font-size: var(--fs-statement); font-weight: 500; line-height: 1.12; letter-spacing: -0.02em; max-width: 22ch; color: var(--text); }
.lead { font-size: var(--fs-lead); color: var(--silver); max-width: 52ch; }
.muted { color: var(--muted); }

.grid { display: grid; gap: 20px; grid-template-columns: repeat(12, minmax(0, 1fr)); }
.grid > * { grid-column: span 12; min-width: 0; }
@media (min-width: 900px) {
  .grid > .span-6 { grid-column: span 6; }
  .grid > .span-4 { grid-column: span 4; }
  .grid > .span-8 { grid-column: span 8; }
}

/* fades only */
.fade-in { animation: fadeIn var(--fade) both; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0ms !important; transition-duration: 0ms !important; scroll-behavior: auto !important; }
}

/* shell states */
body.locked #app, body.locked #nav { display: none; }
body:not(.locked) #gate { display: none; }
.loading { padding: 140px var(--gutter); text-align: center; }