/* ═══════════════════════════════════════════════════════════════
   OPPOSITION INTERNATIONAL — CLEAN LAYER SLIDER
   Simple and Modern Full-Width Slider
═══════════════════════════════════════════════════════════════ */

/* ═══════════════════ SLIDER CONTAINER ═══════════════════ */
.layer-slider {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 600px;
  overflow: hidden;
  background: var(--black);
}

.slider-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

/* ═══════════════════ SLIDES ═══════════════════ */
.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity 1s ease, visibility 1s ease;
  z-index: 1;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide.prev {
  z-index: 1;
}

/* ═══════════════════ SLIDE BACKGROUND ═══════════════════ */
.slide-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.slide-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.05);
  transition: transform 10s ease-out;
}

.slide.active .slide-bg img {
  transform: scale(1);
}

.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    rgba(0, 0, 0, 0.75) 0%,
    rgba(0, 0, 0, 0.5) 50%,
    rgba(0, 0, 0, 0.3) 100%
  );
  z-index: 2;
}

/* ═══════════════════ SLIDE CONTENT ═══════════════════ */
.slide-content {
  position: relative;
  z-index: 10;
  height: 100%;
  display: flex;
  align-items: center;
}

.slide-inner {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 60px;
  padding-top: 80px;
}

/* ═══════════════════ SLIDE TITLE ═══════════════════ */
.slide-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
  max-width: 900px;
}

/* ═══════════════════ SLIDE TEXT ═══════════════════ */
.slide-text {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: 40px;
  max-width: 700px;
}

/* ═══════════════════ SLIDE BUTTONS ═══════════════════ */
.slide-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.slide-buttons .btn {
  padding: 16px 36px;
  font-size: 1rem;
  font-weight: 600;
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
  background: var(--white);
  color: var(--black);
  border-color: var(--white);
}

/* ═══════════════════ LAYER ANIMATIONS ═══════════════════ */
.layer {
  display: block;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.slide.active .layer {
  opacity: 1;
  transform: translateY(0);
}

/* Animation Delays */
.slide.active .layer[data-delay="0"] { transition-delay: 0.2s; }
.slide.active .layer[data-delay="200"] { transition-delay: 0.4s; }
.slide.active .layer[data-delay="400"] { transition-delay: 0.6s; }

/* Reset on inactive */
.slide:not(.active) .layer {
  transition-delay: 0s !important;
}

/* Animation Variants */
.layer[data-animation="fadeInUp"] {
  transform: translateY(40px);
}

.slide.active .layer[data-animation="fadeInUp"] {
  transform: translateY(0);
}

/* ═══════════════════ SLIDER CONTROLS ═══════════════════ */
.slider-controls {
  position: absolute;
  top: 50%;
  left: 0;
  right: 0;
  transform: translateY(-50%);
  display: flex;
  justify-content: space-between;
  padding: 0 30px;
  z-index: 20;
  pointer-events: none;
}

.slider-arrow {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: var(--white);
  cursor: pointer;
  transition: all 0.3s ease;
  pointer-events: auto;
}

.slider-arrow:hover {
  background: var(--secondary);
  border-color: var(--secondary);
  transform: scale(1.05);
}

.slider-arrow svg {
  width: 24px;
  height: 24px;
}

/* ═══════════════════ SLIDER PAGINATION ═══════════════════ */
.slider-pagination {
  position: absolute;
  bottom: 50px;
  left: 60px;
  display: flex;
  gap: 12px;
  z-index: 20;
}

.pagination-dot {
  width: 50px;
  height: 4px;
  background: rgba(255, 255, 255, 0.3);
  border-radius: 100px;
  cursor: pointer;
  transition: all 0.3s ease;
  overflow: hidden;
  position: relative;
  border: none;
}

.pagination-dot:hover {
  background: rgba(255, 255, 255, 0.5);
}

.pagination-dot.active {
  background: rgba(255, 255, 255, 0.3);
}

.dot-progress {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--accent);
  border-radius: 100px;
}

.pagination-dot.active .dot-progress {
  animation: dotProgress 7s linear forwards;
}

@keyframes dotProgress {
  from { width: 0; }
  to { width: 100%; }
}

/* ═══════════════════ SLIDER PROGRESS BAR ═══════════════════ */
.slider-progress {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 20;
}

.progress-bar {
  height: 100%;
  width: 0;
  background: var(--accent);
}

/* ═══════════════════ SCROLL INDICATOR ═══════════════════ */
.scroll-indicator {
  position: absolute;
  bottom: 50px;
  right: 60px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 20;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-radius: 14px;
  position: relative;
}

.scroll-wheel {
  width: 3px;
  height: 8px;
  background: var(--white);
  border-radius: 3px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(10px); }
}

/* ═══════════════════ RESPONSIVE ═══════════════════ */
@media (max-width: 1024px) {
  .slide-inner {
    padding: 0 40px;
    padding-top: 100px;
  }

  .slider-pagination {
    left: 40px;
    bottom: 40px;
  }

  .scroll-indicator {
    right: 40px;
    bottom: 40px;
  }
}

@media (max-width: 768px) {
  .layer-slider {
    min-height: 100vh;
  }

  .slide-inner {
    padding: 0 24px;
    padding-top: 120px;
  }

  .slide-title {
    font-size: clamp(2rem, 7vw, 3rem);
    margin-bottom: 20px;
  }

  .slide-text {
    font-size: 1rem;
    margin-bottom: 32px;
  }

  .slide-buttons {
    flex-direction: column;
  }

  .slide-buttons .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .slider-controls {
    padding: 0 16px;
  }

  .slider-arrow {
    width: 48px;
    height: 48px;
  }

  .slider-pagination {
    left: 24px;
    bottom: 30px;
  }

  .pagination-dot {
    width: 36px;
    height: 3px;
  }

  .scroll-indicator {
    display: none;
  }
}

@media (max-width: 480px) {
  .slide-inner {
    padding: 0 20px;
    padding-top: 100px;
  }

  .slider-controls {
    top: auto;
    bottom: 100px;
    justify-content: center;
    gap: 20px;
  }

  .slider-arrow {
    width: 44px;
    height: 44px;
  }

  .slider-pagination {
    left: 50%;
    transform: translateX(-50%);
    bottom: 24px;
  }
}

/* ═══════════════════ PREFERS REDUCED MOTION ═══════════════════ */
@media (prefers-reduced-motion: reduce) {
  .slide-bg img {
    transform: none !important;
    transition: none !important;
  }

  .layer {
    transition: opacity 0.3s ease !important;
    transform: none !important;
  }

  .slide.active .layer {
    transform: none !important;
  }

  @keyframes dotProgress {
    from, to { width: 100%; }
  }

  .scroll-wheel {
    animation: none !important;
  }
}