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

html, body { height: 100%; }

/* Default defensivo: un <svg> sin reglas de tamaño especificas hereda el
   tamano intrinseco del navegador (~300px) en vez del icono pensado. Las
   reglas de componente (.btn svg, .nav-item svg, etc.) tienen mas
   especificidad y siguen ganando sobre este default. */
svg { width: 1em; height: 1em; }

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  letter-spacing: -0.011em;
  color: var(--text-0);
  background:
    var(--bg-mesh),
    var(--bg-0);
  background-attachment: fixed;
  -webkit-font-smoothing: antialiased;
  transition: background-color var(--dur-slow) var(--ease), color var(--dur-slow) var(--ease);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  margin: 0;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

p { margin: 0; }

a { color: inherit; text-decoration: none; }

button {
  font-family: inherit;
  color: inherit;
  cursor: pointer;
}

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

::selection { background: var(--accent-bg); color: var(--accent-strong); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
  background: var(--border-0);
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  background-clip: padding-box;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

.mono { font-family: var(--font-mono); letter-spacing: 0; }

.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;
  }
}