/* ============================================================
   SCHRIFTARTEN
   Variable Font deckt Regular 400 und Bold 700 ab.
   Statische BoldItalic-Datei ist zuverlässiger als
   synthetischer Kursiv-Fallback aus dem Variable-Font.
   ============================================================ */

@font-face {
  font-family: 'ABC Diatype';
  src: url('../brand info/ABC Diatype/ABC Diatype Variable/ABCDiatypeVariable-Trial.woff2')
       format('woff2-variations');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'ABC Diatype';
  src: url('../brand info/ABC Diatype/ABC Diatype/ABCDiatype-BoldItalic-Trial.woff2')
       format('woff2');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* ============================================================
   BODY & GLOBALE DEFAULTS
   ============================================================ */

body {
  font-family: 'ABC Diatype', system-ui, sans-serif;
  font-weight: 400;
  font-size: var(--font-body);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--background-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ============================================================
   LAYOUT
   ============================================================ */

.container {
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-x);
}

/* ============================================================
   BUTTONS
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 28px;
  border-radius: var(--button-radius);
  font-family: 'ABC Diatype', sans-serif;
  font-weight: 500;
  font-size: var(--font-body);
  letter-spacing: 0.01em;
  border: 2px solid transparent;
  transition:
    background-color 200ms ease,
    border-color     200ms ease,
    color            200ms ease,
    transform        200ms ease,
    filter           200ms ease;
  white-space: nowrap;
  cursor: pointer;
}

.btn:focus-visible {
  outline: 3px solid var(--accent-primary);
  outline-offset: 3px;
}

.btn-primary {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: translateY(-1px);
  filter: brightness(0.90);
}

.btn-primary:active {
  transform: translateY(0);
  filter: brightness(0.85);
}

.btn-secondary {
  background-color: transparent;
  border-color: var(--accent-primary);
  color: var(--accent-primary);
}

.btn-secondary:hover {
  background-color: rgba(147, 39, 195, 0.05);
  border-color: var(--accent-primary);
  color: var(--accent-primary);
  transform: translateY(-1px);
}

.btn-secondary:active {
  transform: translateY(0);
  background-color: rgba(147, 39, 195, 0.08);
}

/* ============================================================
   SCROLL-FADE-IN ANIMATION
   Gesteuert durch IntersectionObserver in main.js.
   ============================================================ */

.animate-fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity   var(--transition-scroll-fade),
    transform var(--transition-scroll-fade);
  transition-delay: var(--stagger-delay, 0ms);
  will-change: opacity, transform;
}

.animate-fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Für Screen-Reader sichtbar, visuell versteckt */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   REDUCED MOTION
   ============================================================ */

@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;
  }

  .animate-fade-up {
    opacity: 1;
    transform: none;
  }
}