/* ============================================================
   AUSZEIT REISEN — Premium Utilities & Effects
   Scroll Reveal, Gold Accents, Premium Helpers
   ============================================================ */


/* ------------------------------------------------------------
   1. SCROLL REVEAL ANIMATIONS
   ------------------------------------------------------------ */

/* Base state: hidden, shifted down */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
              transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for sequential reveals */
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}


/* ------------------------------------------------------------
   2. GOLD SECTION DIVIDERS
   ------------------------------------------------------------ */

/* Thin gold line between sections */
.section + .section {
  border-top: 1px solid var(--color-gold-border);
}

.section--dark + .section,
.section + .section--dark {
  border-top: none;
}

/* Decorative gold line under section H2 */
.section-header h2 .gold-accent {
  color: var(--color-gold);
}


/* ------------------------------------------------------------
   3. PREMIUM IMAGE EFFECTS
   ------------------------------------------------------------ */

/* Grayscale to color on hover (for logos) */
.img-grayscale {
  filter: grayscale(1);
  opacity: 0.5;
  transition: filter var(--transition-base),
              opacity var(--transition-base);
}

.img-grayscale:hover {
  filter: grayscale(0);
  opacity: 1;
}


/* ------------------------------------------------------------
   4. GOLD BORDER CARDS (generic)
   ------------------------------------------------------------ */

.gold-border {
  border: 1px solid var(--color-gold-border);
  transition: border-color var(--transition-base);
}

.gold-border:hover {
  border-color: var(--color-gold);
}

/* Gold ring for trust badges */
.gold-ring {
  border: 2px solid var(--color-gold-border);
  border-radius: var(--radius-full);
  padding: var(--space-xs);
  transition: border-color var(--transition-base);
}

.gold-ring:hover {
  border-color: var(--color-gold);
}


/* ------------------------------------------------------------
   5. PREMIUM BUTTON ARROW ICON
   ------------------------------------------------------------ */
.btn .btn-arrow {
  display: inline-block;
  margin-left: var(--space-xs);
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(3px);
}


/* ------------------------------------------------------------
   6. DARK SECTION BACKGROUNDS
   ------------------------------------------------------------ */

/* Subtle noise texture overlay for dark sections */
.section--dark {
  position: relative;
}

.section--dark::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0.03;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.section--dark > * {
  position: relative;
  z-index: 1;
}


/* ------------------------------------------------------------
   7. PREMIUM TOUCH TARGETS
   ------------------------------------------------------------ */
@media (max-width: 768px) {
  a, button, [role="button"], summary {
    min-height: 48px;
  }

  /* Ensure clickable items have adequate padding */
  .nav__link,
  .mobile-nav__link,
  .mobile-nav__sub-link,
  .footer__link,
  .breadcrumb__link {
    min-height: 48px;
    display: flex;
    align-items: center;
  }
}


/* ------------------------------------------------------------
   8. PREMIUM HOVER FOCUS STATES
   ------------------------------------------------------------ */

/* Focus-visible for keyboard users */
:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Remove default focus for mouse users */
:focus:not(:focus-visible) {
  outline: none;
}