*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0;
  height: 100%;
  background: var(--bg-abyss);
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

body { overflow: hidden; }

a { color: var(--data-cyan); text-decoration: none; }
a:hover { text-decoration: underline; }

button {
  font: inherit;
  color: var(--ink);
  background: var(--bg-panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 5px 12px;
  cursor: pointer;
}
button:hover { border-color: var(--data-cyan); }
button:focus-visible, a:focus-visible, input:focus-visible {
  outline: 2px solid var(--data-cyan);
  outline-offset: 2px;
}

.num, .figure { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

h1, h2, h3 { font-weight: 600; letter-spacing: 0.01em; }

.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;
}

::selection { background: rgba(56, 225, 214, 0.25); }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}