/* =========================================================
   Base: reset, typography, links, focus, utilities
   ========================================================= */

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 2 * var(--header-gap) + var(--space-3));
  background: var(--bg);
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: clip;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: var(--lh-body);
  -webkit-font-smoothing: antialiased;
}

html.menu-open { overflow: hidden; }

h1, h2, h3, h4, p, ol, ul, figure, blockquote, pre { margin: 0; }

h1, h2, h3, h4 {
  color: var(--text);
  font-weight: 700;
  line-height: var(--lh-heading);
  letter-spacing: -0.01em;
  text-wrap: balance;
}

p { max-width: var(--measure); }

img, svg, video { display: block; max-width: 100%; }
img { height: auto; }

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }

strong, b { font-weight: 600; }

code, pre, kbd, .mono { font-family: var(--font-mono); }

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

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Element + attribute so it beats single-class component display rules */
html [hidden] { display: none; }

/* Accent text (headline highlight). Plain color, no effects. */
.signal { color: var(--accent-fg); }

/* Small uppercase label. The only place uppercase is allowed. */
.eyebrow,
.section__eyebrow {
  display: block;
  color: var(--accent-fg);
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: .06em;
  line-height: 1.4;
  text-transform: uppercase;
}

.text-muted { color: var(--text-muted); }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: var(--accent-text);
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-200%);
  transition: transform var(--dur) var(--ease);
}
.skip-link:focus-visible { transform: translateY(0); }

/* Reveal on scroll: once, short and subtle. Only hidden when JS is running. */
.js .reveal {
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
  .js .reveal { opacity: 1; transform: none; }
}