/* base.css – Grundlagen: Seite, Schrift, Fokus, Barrierefreiheit */

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

html { -webkit-text-size-adjust: 100%; background-color: var(--bg); }

body {
  margin: 0;
  min-height: 100vh;
  background-color: var(--bg);
  /* Ruhige Atmosphäre: ein einzelner, weicher Lichtschein oben */
  background-image: radial-gradient(70rem 36rem at 50% -14rem, var(--bg-glow), transparent 70%);
  background-repeat: no-repeat;
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, p { margin: 0; }
h1, h2, h3 { text-wrap: balance; line-height: var(--leading-tight); font-weight: 700; letter-spacing: var(--tracking-snug); }
p { text-wrap: pretty; }

a { color: var(--accent-text); text-underline-offset: 3px; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }

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

/* hidden muss immer gewinnen, auch gegen display: grid/flex in Komponenten */
[hidden]:not([hidden="until-found" i]) { display: none !important; }

:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

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

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

.skip-link {
  position: absolute; left: var(--space-4); top: -100px;
  background: var(--text); color: var(--bg);
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-sm);
  z-index: 100; text-decoration: none; font-weight: 700;
}
.skip-link:focus { top: var(--space-4); }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* Kleine Überschrift in Versalien – für Abschnitte und Metadaten */
.eyebrow {
  font-size: var(--text-2xs);
  font-weight: 700;
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--muted);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  ::view-transition-group(*), ::view-transition-old(*), ::view-transition-new(*) { animation: none !important; }
}