/* Reset & base */

.video-bg {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  z-index: 0;
  pointer-events: none;
}

.video-bg iframe {
  width: 100vw;
  height: 100vh;
  border: none;
  pointer-events: none;
  object-fit: cover;
}

/* Hover area (Trigger für 3.png) */
.hover-area {
  position: fixed;
  left: 50%;
  top: 60%;
  width: 400px;
  height: 400px;
  z-index: 10;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hover-area .btn-prev,
.hover-area .btn-next,
.hover-area .btn-vol-down,
.hover-area .btn-vol-up {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  font-size: var(--btn-prev-font-size, 1.2rem);
  width: var(--btn-prev-width, 60px);
  height: var(--btn-prev-height, 48px);
  padding: var(--btn-prev-padding, 1rem 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms, border-color 250ms;
  box-shadow: none;
}

.hover-area:hover .btn-prev,
.hover-area:hover .btn-next,
.hover-area:hover .btn-vol-down,
.hover-area:hover .btn-vol-up {
  opacity: 1;
  pointer-events: auto;
  border-color: rgba(255,255,255,0.4);
}

.overlay-image {
  position: fixed;
  inset: 0;
  background-image: url('assets/2.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 1;
}

.overlay-image-top {
  position: fixed;
  inset: 0;
  background-image: url('assets/3.png');
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transform: scale(1);
  transition: opacity 350ms ease-in-out, transform 350ms ease-in-out;
}

.hover-area:hover + .overlay-image-top {
  opacity: 1;
  transform: scale(1.01);
}

.overlay-image-top.visible {
  opacity: 1;
  transform: scale(1.01);
}

/* Respect reduced motion preference */
@media (prefers-reduced-motion: reduce) {
  .overlay-image-top { transition: none; }
}

/* Responsive */
@media (max-width: 600px) {
  .site-header .container { flex-direction: column; gap: 0.5rem; align-items: flex-start; }
  .nav { flex-wrap: wrap; }
}

.controls {
  position: fixed;
  z-index: 20;
  display: flex;
  gap: 1rem;
}

.btn-prev {
  position: fixed;
  top: 77%;
  left: 55%;
  background: #222;
  color: #fff;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  z-index: 21;
  /* Größe individuell anpassbar */
  width: var(--btn-prev-width, 60px);
  height: var(--btn-prev-height, 48px);
  font-size: var(--btn-prev-font-size, 1.2rem);
  padding: var(--btn-prev-padding, 1rem 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms;
}

.btn-next {
  position: fixed;
  top: 73%;
  left: 61%;
  background: #fff;
  color: #222;
  border-radius: 8px;
  border: 2px solid #222;
  cursor: pointer;
  z-index: 21;
  /* Größe individuell anpassbar */
  width: var(--btn-next-width, 60px);
  height: var(--btn-next-height, 48px);
  font-size: var(--btn-next-font-size, 1.2rem);
  padding: var(--btn-next-padding, 1rem 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms;
}

.btn-vol-down {
  position: fixed;
  top: var(--btn-vol-down-top, 65%);
  left: var(--btn-vol-down-left, 52%);
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  font-size: var(--btn-vol-down-font-size, 1.2rem);
  width: var(--btn-vol-down-width, 60px);
  height: var(--btn-vol-down-height, 48px);
  padding: var(--btn-vol-down-padding, 1rem 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms, border-color 250ms;
  box-shadow: none;
  z-index: 21;
}

.btn-vol-up {
  position: fixed;
  top: var(--btn-vol-up-top, 60%);
  left: var(--btn-vol-up-left, 52%);
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  font-size: var(--btn-vol-up-font-size, 1.2rem);
  width: var(--btn-vol-up-width, 60px);
  height: var(--btn-vol-up-height, 48px);
  padding: var(--btn-vol-up-padding, 1rem 2rem);
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms, border-color 250ms;
  box-shadow: none;
  z-index: 21;
}

.hover-area:hover .btn-vol-down,
.hover-area:hover .btn-vol-up {
  opacity: 1;
  pointer-events: auto;
  border-color: rgba(255,255,255,0.4);
}

.btn-prev.visible, .btn-next.visible {
  opacity: 1;
  pointer-events: auto;
}

.dynamic-link {
  position: fixed;
  top: 40%;
  right: 72%;
  width: 240px;
  height: 200px;
  background: rgba(0,0,0,0);
  border-radius: 12px;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.dynamic-link:hover {
  background: rgba(0,0,0,0.4);
}

.btn-custom {
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.25);
  border-radius: 8px;
  font-size: 1.2rem;
  width: 50px;
  height: 50px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 250ms, border-color 250ms;
  box-shadow: none;
  position: absolute;
  left: 130px;
  top: -10px;
  z-index: 22;
}

.hover-area:hover .btn-custom {
  opacity: 1;
  pointer-events: auto;
  border-color: rgba(255,255,255,0.4);
}