/* ==========================================================================
   base.css — Reset, Body, Typografie-Basis
   ========================================================================== */

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-body);
  line-height: var(--leading-relaxed);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
}

/* Skip-Link (Barrierefreiheit) */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  z-index: var(--z-modal);
  text-decoration: none;
}
.skip-link:focus {
  top: var(--space-4);
}

/* Typografie-Basis */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-sans);
  font-weight: var(--heading-weight, 800);
  line-height: var(--leading-tight);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
}

.display-serif {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
}

p {
  max-width: var(--container-text);
  line-height: var(--leading-relaxed);
}

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

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

ul, ol {
  list-style: none;
}

/* Focus-Styles (Barrierefreiheit) */
:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}