/* =====================================================================
 * Portierte Komponenten
 *
 * Sieben Effekte aus der Svelte-Bits-Sammlung, neu gebaut in Vanilla
 * CSS und JavaScript und auf die Farben und Schriften dieser Seite
 * abgestimmt. Jeder Effekt liegt zusaetzlich als Oxygen-Komponente vor,
 * damit er sich ohne Code einsetzen laesst.
 *
 * Alle Effekte halten sich an prefers-reduced-motion.
 * ===================================================================== */

/* --- 1. Gradient Text ------------------------------------------------ */
.fy-gradient-text {
  display: inline-block;
  background-image: linear-gradient(
    100deg,
    var(--fy-crimson-deep) 0%,
    var(--fy-crimson) 22%,
    var(--fy-crimson-glow) 40%,
    var(--fy-oak) 55%,
    var(--fy-crimson-glow) 70%,
    var(--fy-crimson) 85%,
    var(--fy-crimson-deep) 100%
  );
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  -webkit-text-fill-color: transparent;
  animation: fy-gradient-slide 8s linear infinite;
}

@keyframes fy-gradient-slide {
  0%   { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* --- 2. Border Glow --------------------------------------------------- */
.fy-border-glow {
  position: relative;
  display: block;
  padding: var(--fy-space-4);
  background: var(--fy-ink-raised);
  border: 1px solid var(--fy-line-ink);
  border-radius: var(--fy-r-lg);
  overflow: hidden;
  isolation: isolate;
}

.fy-border-glow::before {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  padding: 1px;
  background: radial-gradient(
    240px circle at var(--fy-mx, 50%) var(--fy-my, 50%),
    var(--fy-crimson-glow) 0%,
    rgba(189, 9, 36, 0.35) 35%,
    transparent 70%
  );
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  mask-composite: exclude;
  opacity: 0;
  transition: opacity var(--fy-dur) var(--fy-ease);
  pointer-events: none;
  z-index: 1;
}

.fy-border-glow::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: radial-gradient(
    320px circle at var(--fy-mx, 50%) var(--fy-my, 50%),
    rgba(189, 9, 36, 0.16) 0%,
    transparent 65%
  );
  opacity: 0;
  transition: opacity var(--fy-dur) var(--fy-ease);
  pointer-events: none;
  z-index: 0;
}

.fy-border-glow:hover::before,
.fy-border-glow:focus-within::before,
.fy-border-glow:hover::after,
.fy-border-glow:focus-within::after {
  opacity: 1;
}

/* --- 3. Splash Cursor ------------------------------------------------- */
.fy-splash-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 5;
  mix-blend-mode: screen;
}

/* --- 4. Scroll Stack -------------------------------------------------- */
.fy-scroll-stack {
  display: block;
  width: 100%;
}

.fy-stack-card {
  position: sticky;
  top: calc(var(--wp-admin--admin-bar--height, 0px) + 8vh);
  display: grid;
  grid-template-columns: minmax(0, 4fr) minmax(0, 8fr);
  gap: clamp(1.25rem, 3vw, 2.5rem);
  align-items: center;
  margin-bottom: 2.5rem;
  padding: clamp(1.5rem, 3vw, 2.5rem);
  background: var(--fy-ink-raised);
  border: 1px solid var(--fy-line-ink);
  border-radius: var(--fy-r-lg);
  transform-origin: 50% 0%;
  will-change: transform;
  transition: transform var(--fy-dur) var(--fy-ease);
}

.fy-stack-index {
  font-family: var(--fy-font-util), sans-serif;
  font-size: var(--fy-t-label);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--fy-crimson);
  margin: 0 0 0.5rem;
}

@media (max-width: 767px) {
  .fy-stack-card {
    position: static;
    grid-template-columns: minmax(0, 1fr);
    transform: none !important;
    margin-bottom: 1rem;
  }
}

/* --- 5. Card Nav ------------------------------------------------------ */
.fy-card-nav {
  position: relative;
  display: block;
  width: 100%;
  max-width: var(--fy-max);
  margin: 0 auto;
  background: var(--fy-ink-raised);
  border: 1px solid var(--fy-line-ink);
  border-radius: var(--fy-r-lg);
  overflow: hidden;
}

.fy-card-nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--fy-space-3);
  padding: 1rem 1.25rem;
}

.fy-card-nav-title {
  font-family: var(--fy-font-display), sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--fy-paper);
  margin: 0;
}

.fy-card-nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 44px;
  padding: 0.5rem 1rem;
  background: transparent;
  color: var(--fy-paper);
  font-family: var(--fy-font-util), sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  text-decoration: none;
  border: 1px solid var(--fy-line-ink);
  border-radius: var(--fy-r-sm);
  cursor: pointer;
}

.fy-card-nav-panel {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  max-height: 0;
  overflow: hidden;
  background: var(--fy-line-ink);
  transition: max-height var(--fy-dur) var(--fy-ease);
}

.fy-card-nav-open .fy-card-nav-panel {
  max-height: 720px;
}

.fy-card-nav-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  padding: var(--fy-space-3);
  background: var(--fy-ink);
  color: var(--fy-paper);
  text-decoration: none;
  transition: background var(--fy-dur) var(--fy-ease);
}

.fy-card-nav-item:hover {
  background: var(--fy-crimson);
}

.fy-card-nav-name {
  font-family: var(--fy-font-display), sans-serif;
  font-size: 1.15rem;
  font-weight: 700;
}

.fy-card-nav-desc {
  font-size: 0.8125rem;
  color: var(--fy-mist);
}

.fy-card-nav-item:hover .fy-card-nav-desc {
  color: rgba(255, 255, 255, 0.9);
}

@media (max-width: 767px) {
  .fy-card-nav-panel {
    grid-template-columns: minmax(0, 1fr);
  }

  .fy-card-nav-open .fy-card-nav-panel {
    max-height: 1200px;
  }
}

/* --- 6. Carousel ------------------------------------------------------ */
.fy-carousel {
  position: relative;
  display: block;
  width: 100%;
}

.fy-carousel-track {
  display: flex;
  gap: var(--fy-space-3);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding-bottom: 0.75rem;
  scrollbar-color: var(--fy-crimson) transparent;
  scrollbar-width: thin;
  cursor: grab;
}

.fy-carousel-track::-webkit-scrollbar {
  height: 6px;
}

.fy-carousel-track::-webkit-scrollbar-track {
  background: var(--fy-line-ink);
  border-radius: 3px;
}

.fy-carousel-track::-webkit-scrollbar-thumb {
  background: var(--fy-crimson);
  border-radius: 3px;
}

.fy-carousel-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
  scroll-behavior: auto;
}

.fy-carousel-slide {
  flex: 0 0 clamp(240px, 30%, 360px);
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: var(--fy-space-3);
  background: var(--fy-ink-raised);
  border: 1px solid var(--fy-line-ink);
  border-radius: var(--fy-r-lg);
  user-select: none;
}

.fy-carousel-nav {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: var(--fy-space-2);
}

.fy-carousel-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: transparent;
  color: var(--fy-paper);
  border: 1px solid var(--fy-line-ink);
  border-radius: 50%;
  cursor: pointer;
  text-decoration: none;
  transition: border-color var(--fy-dur) var(--fy-ease), color var(--fy-dur) var(--fy-ease);
}

.fy-carousel-btn:hover {
  border-color: var(--fy-crimson);
  color: var(--fy-crimson);
}

@media (max-width: 767px) {
  .fy-carousel-slide {
    flex-basis: 78%;
  }
}

/* --- 7. True Focus ---------------------------------------------------- */
.fy-true-focus {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.6em;
  font-family: var(--fy-font-display), sans-serif;
  font-size: clamp(1.75rem, 5vw, 3.5rem);
  font-weight: 700;
  line-height: 1.15;
}

.fy-focus-word {
  position: relative;
  filter: blur(6px);
  opacity: 0.55;
  transition: filter var(--fy-dur) var(--fy-ease), opacity var(--fy-dur) var(--fy-ease);
}

.fy-focus-active {
  filter: blur(0);
  opacity: 1;
}

.fy-focus-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  pointer-events: none;
  opacity: 0;
  transition: transform var(--fy-dur) var(--fy-ease), width var(--fy-dur) var(--fy-ease), height var(--fy-dur) var(--fy-ease), opacity var(--fy-dur) var(--fy-ease);
}

.fy-focus-corner {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 2px solid var(--fy-crimson);
}

.fy-focus-tl { top: -6px; left: -6px; border-right: 0; border-bottom: 0; }
.fy-focus-tr { top: -6px; right: -6px; border-left: 0; border-bottom: 0; }
.fy-focus-bl { bottom: -6px; left: -6px; border-right: 0; border-top: 0; }
.fy-focus-br { bottom: -6px; right: -6px; border-left: 0; border-top: 0; }

/* --- Bewegung respektieren ------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  .fy-gradient-text {
    animation: none;
    background-position: 40% 50%;
  }

  .fy-splash-canvas {
    display: none;
  }

  .fy-stack-card {
    position: static;
    transform: none !important;
  }

  .fy-focus-word {
    filter: none;
    opacity: 1;
  }

  .fy-focus-frame {
    display: none;
  }

  .fy-carousel-track {
    scroll-behavior: auto;
  }
}