/* ---------------------------------------------------------------
   Reset, typography, accessibility primitives.
   --------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  /* Anchor offset for sticky nav */
  scroll-padding-top: var(--nav-height);
}

body {
  font-family: var(--font-body);
  background: var(--color-bg);
  color: var(--color-text);
  overflow-x: hidden;
  /* Body baseline: 16px / 1.5 minimum for readability */
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img,
svg,
iframe {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

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

/* Skip link for keyboard users */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--deep-brown);
  color: var(--gold-light);
  padding: 0.75rem 1.25rem;
  font-family: var(--font-label);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  text-decoration: none;
  z-index: var(--z-modal);
  border-radius: 0 0 var(--radius-md) 0;
  transition: top var(--dur-fast) var(--ease-out);
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--gold-light);
  outline-offset: 2px;
}

/* Visually hidden but available to assistive tech */
.sr-only {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Universal focus-visible — gold ring on every interactive element */
:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* Buttons in dark contexts get a brighter ring */
.dark-context :focus-visible {
  outline-color: var(--gold-light);
}

/* Reduce or kill motion for users who request it */
@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;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
}