/* Shared base — spacing, radii, motion, a11y. Colors live in variants. */

:root {
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-12: 48px;

  --r-xs: 6px;
  --r-sm: 10px;
  --r-md: 14px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-pill: 999px;

  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --dur-fast: 120ms;
  --dur: 200ms;
  --dur-slow: 280ms;

  --phone-w: 390px;
  --phone-h: 844px;

  --t-xs: 0.6875rem;
  --t-sm: 0.75rem;
  --t-md: 0.875rem;
  --t-lg: 1rem;
  --t-xl: 1.25rem;
  --t-2xl: 1.5rem;
  --t-3xl: 1.875rem;

  --w-reg: 400;
  --w-med: 500;
  --w-semi: 600;
  --w-bold: 700;
}

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

html, body {
  margin: 0;
  min-height: 100%;
}

body {
  font-size: var(--t-md);
  font-weight: var(--w-reg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

button, input, select {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

.num, .pnl, .air-countdown, .line-total, .val, [data-total] {
  font-variant-numeric: tabular-nums;
}

.text-balance { text-wrap: balance; }