/* ============================================================
   Reset + base
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--bg);
  background-image: radial-gradient(
      1200px 800px at 15% -10%,
      var(--bg-grad-a),
      transparent 60%
    ),
    radial-gradient(1000px 700px at 100% 0%, var(--bg-grad-b), transparent 55%);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.45;
  letter-spacing: -0.01em;
  transition: background-color var(--dur-mid) var(--ease-out),
    color var(--dur-mid) var(--ease-out);
}

h1, h2, h3, h4 {
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

a { color: var(--accent); text-decoration: none; }

::selection { background: var(--accent-soft); }

/* Scrollbars */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb {
  background: var(--border-strong);
  border-radius: var(--r-pill);
  border: 2px solid transparent;
  background-clip: padding-box;
}
::-webkit-scrollbar-thumb:hover { background: var(--text-3); background-clip: padding-box; }
::-webkit-scrollbar-track { background: transparent; }

.mono { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }

.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;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}