/* ==========================================================================
   PRISTINE LIGHTS & DECOR LLP — PREMIUM EDITORIAL HERO SLIDER SYSTEM
   3-Slide Editorial Lighting Narrative: 01 Space | 02 Decorative | 03 Architectural
   Restrained 750ms Crossfades, Zero Layout Shift, Accessible Keyboard Tabs
   ========================================================================== */

.hero-production {
  position: relative;
  background-color: var(--color-canvas-primary);
  width: 100%;
  padding-top: calc(var(--header-height) + clamp(0.5rem, 1vw, 1rem));
  padding-bottom: 0;
  border-bottom: 1px solid var(--color-border-light);
  overflow: hidden;
  box-sizing: border-box;
}

.hero-prod-container {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: 1600px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
  box-sizing: border-box;
}

/* --------------------------------------------------------------------------
   1. Zero Layout-Shift CSS Grid Slider Stage
   -------------------------------------------------------------------------- */
.hero-slider-track {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: 1fr;
  width: 100%;
}

.hero-slide {
  grid-column: 1 / -1;
  grid-row: 1 / -1;
  display: flex;
  flex-direction: column;
  width: 100%;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  z-index: 1;
  transform: translateY(8px);
  transition: 
    opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.75s cubic-bezier(0.16, 1, 0.3, 1),
    visibility 0.75s;
}

.hero-slide.active {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  z-index: 2;
  transform: translateY(0);
}

/* --------------------------------------------------------------------------
   2. Eyebrow Identifier
   -------------------------------------------------------------------------- */
.hero-prod-eyebrow {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--color-border-light);
  padding-bottom: 8px;
  margin-bottom: clamp(6px, 1vw, 14px);
  font-family: var(--font-body);
  font-size: clamp(0.6875rem, 1.2vw, 0.75rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  flex-wrap: wrap;
  gap: 6px;
}

.hero-prod-tag {
  color: var(--color-brand-cyan);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.hero-prod-tag::before {
  content: "";
  display: inline-block;
  width: 18px;
  height: 1.5px;
  background-color: var(--color-brand-cyan);
}

.hero-prod-tag-sub {
  color: var(--color-text-muted);
  letter-spacing: 0.1em;
}

/* --------------------------------------------------------------------------
   3. Editorial Header Grid (Headline + Description + Desktop CTAs)
   -------------------------------------------------------------------------- */
.hero-prod-header-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.9fr);
  gap: clamp(1.25rem, 3vw, 4rem);
  align-items: flex-end;
  margin-bottom: clamp(0.5rem, 1.2vw, 1.5rem);
}

.hero-prod-headline-wrap {
  display: flex;
  flex-direction: column;
}

.hero-prod-headline {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 4.4rem);
  line-height: 0.98;
  font-weight: 500;
  letter-spacing: -0.025em;
  color: var(--color-text-primary);
  margin: 0;
  overflow-wrap: break-word;
}

.hero-prod-em {
  font-style: italic;
  font-weight: 400;
  color: var(--color-brand-cyan);
}

.hero-prod-desc-wrap {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.hero-prod-description {
  font-family: var(--font-body);
  font-size: clamp(0.875rem, 1.1vw, 1.15rem);
  line-height: 1.55;
  font-weight: 300;
  color: var(--color-text-secondary);
  max-width: 540px;
  margin-bottom: clamp(8px, 1.2vw, 14px);
  overflow-wrap: break-word;
}

.hero-prod-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-prod-actions-desktop {
  display: flex;
}

.hero-prod-actions-mobile {
  display: none;
}

.btn-prod-primary {
  background-color: var(--color-text-primary);
  color: #ffffff;
  border: 1px solid var(--color-text-primary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 24px;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-sizing: border-box;
  white-space: normal;
  text-align: center;
  line-height: 1.25;
}

.btn-prod-primary:hover {
  background-color: var(--color-brand-cyan);
  border-color: var(--color-brand-cyan);
  color: #ffffff;
}

.btn-prod-secondary {
  background-color: transparent;
  color: var(--color-text-primary);
  border: 1.5px solid var(--color-border-light-medium);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 12px 22px;
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  text-decoration: none;
  box-sizing: border-box;
  white-space: normal;
  text-align: center;
  line-height: 1.25;
}

.btn-prod-secondary:hover {
  border-color: var(--color-text-primary);
  background-color: rgba(20, 23, 25, 0.04);
}

/* --------------------------------------------------------------------------
   4. High-Resolution Photographic Stage
   -------------------------------------------------------------------------- */
.hero-prod-photo-stage {
  position: relative;
  width: 100%;
  border: 1px solid var(--color-border-light-medium);
  box-shadow: 0 16px 50px rgba(0, 0, 0, 0.07);
  overflow: hidden;
  background-color: var(--color-canvas-stone);
  box-sizing: border-box;
}

.hero-prod-photo-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  height: clamp(200px, 38vw, 540px);
  overflow: hidden;
}

.hero-prod-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
  transform: scale(1.0);
  transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.hero-slide.active .hero-prod-image {
  transform: scale(1.02);
}

.hero-prod-caption {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: rgba(14, 16, 18, 0.82);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 4px 8px;
  color: #ffffff;
  font-family: var(--font-body);
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 10;
  max-width: calc(100% - 16px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hero-prod-caption strong {
  color: var(--color-brand-cyan-bright);
}

/* --------------------------------------------------------------------------
   5. Interactive Slider Navigation Controls
   -------------------------------------------------------------------------- */
.hero-slider-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding-top: clamp(8px, 1.2vw, 14px);
  margin-top: clamp(2px, 0.6vw, 8px);
  box-sizing: border-box;
}

.hero-slider-nav {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 2.5rem);
  flex: 1;
}

.hero-slider-tab {
  position: relative;
  z-index: 26;
  background: transparent;
  border: none;
  padding: 6px 0;
  display: flex;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-body);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
  min-height: 44px;
  justify-content: center;
  box-sizing: border-box;
}

.hero-slider-tab * {
  pointer-events: none;
}

.hero-slider-tab:hover {
  color: var(--color-text-primary);
}

.hero-slider-tab.active {
  color: var(--color-text-primary);
}

.tab-num {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-text-muted);
  line-height: 1;
  transition: color var(--transition-fast);
}

.hero-slider-tab.active .tab-num {
  color: var(--color-brand-cyan);
}

.tab-dash {
  color: var(--color-border-light-medium);
  margin-inline: 3px;
}

.tab-name {
  font-size: clamp(0.625rem, 0.85vw, 0.78125rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.tab-progress {
  width: 100%;
  height: 2px;
  background-color: var(--color-border-light);
  position: relative;
  overflow: hidden;
  border-radius: 1px;
}

.tab-progress-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0%;
  background-color: var(--color-brand-cyan);
  transition: width 0.2s ease;
}

/* Autoplay Progress Animation */
@keyframes tabProgressAnim {
  from { width: 0%; }
  to { width: 100%; }
}

.hero-slider-tab.active .tab-progress-bar {
  animation: tabProgressAnim 7.5s linear forwards;
}

.hero-slider-section.is-paused .hero-slider-tab.active .tab-progress-bar {
  animation-play-state: paused;
}

/* Arrow Controls */
.hero-slider-arrows {
  position: relative;
  z-index: 25;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.hero-arrow-btn {
  position: relative;
  z-index: 26;
  width: 38px;
  height: 38px;
  border: 1px solid var(--color-border-light-medium);
  background: transparent;
  color: var(--color-text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.hero-arrow-btn * {
  pointer-events: none;
}

.hero-arrow-btn:hover {
  border-color: var(--color-brand-cyan);
  color: var(--color-brand-cyan);
  background: var(--color-canvas-white);
}

/* --------------------------------------------------------------------------
   6. Subtle Section Transition Strip
   -------------------------------------------------------------------------- */
.hero-prod-transition {
  width: 100%;
  background: var(--color-canvas-white);
  border-top: 1px solid var(--color-border-light);
  padding: 8px 0;
  margin-top: clamp(8px, 1.2vw, 14px);
  box-sizing: border-box;
}

.hero-prod-trans-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 1600px;
  margin-inline: auto;
  padding-inline: var(--container-padding);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  box-sizing: border-box;
  flex-wrap: wrap;
}

.trans-divider {
  flex: 1;
  height: 1px;
  background-color: var(--color-border-light);
  min-width: 30px;
}

.trans-scroll-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: var(--color-text-primary);
  font-weight: 600;
  transition: color var(--transition-fast);
  white-space: nowrap;
}

.trans-scroll-link:hover {
  color: var(--color-brand-cyan);
}

/* --------------------------------------------------------------------------
   7. Responsive Art Direction (Breakpoints)
   -------------------------------------------------------------------------- */
@media (max-width: 992px) {
  .hero-prod-header-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
  }

  .hero-prod-photo-wrapper {
    height: clamp(240px, 36vw, 380px);
  }
}

@media (max-width: 768px) {
  .hero-production {
    padding-top: calc(var(--header-height) + 0.35rem);
    padding-bottom: 0.75rem;
  }

  .hero-prod-eyebrow {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 5px;
    margin-bottom: 5px;
  }

  .hero-prod-headline {
    font-size: clamp(1.75rem, 6.8vw, 2.35rem);
    line-height: 1.02;
    margin-bottom: 4px;
  }

  .hero-prod-description {
    font-size: clamp(0.8125rem, 2.8vw, 0.9375rem);
    line-height: 1.45;
    margin-bottom: 0;
  }

  .hero-prod-actions-desktop {
    display: none;
  }

  .hero-prod-photo-stage {
    margin-top: 6px;
    margin-bottom: 8px;
  }

  .hero-prod-photo-wrapper {
    aspect-ratio: 16/10;
    height: clamp(180px, 46vw, 240px);
  }

  .hero-prod-image {
    object-position: center 22%;
  }

  .hero-prod-actions-mobile {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    margin-bottom: 8px;
    width: 100%;
  }

  .btn-prod-primary,
  .btn-prod-secondary {
    width: 100%;
    justify-content: center;
    padding: 10px 16px;
    min-height: 44px;
    font-size: clamp(0.75rem, 2.5vw, 0.8125rem);
  }

  .hero-slider-controls {
    justify-content: flex-start;
    padding-top: 2px;
    margin-top: 0;
  }

  .hero-slider-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 4px;
    width: 100%;
  }

  .hero-slider-tab {
    padding: 4px 2px;
    min-height: 40px;
    align-items: flex-start;
  }

  .tab-num {
    font-size: 0.8125rem;
  }

  .tab-dash {
    display: none;
  }

  .tab-name {
    font-size: clamp(0.5625rem, 1.8vw, 0.6875rem);
    letter-spacing: 0.04em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .hero-slider-arrows {
    display: none;
  }

  .trans-divider {
    display: none;
  }
}

@media (max-width: 375px) {
  .hero-prod-headline {
    font-size: clamp(1.6rem, 7.5vw, 1.95rem);
  }

  .hero-prod-photo-wrapper {
    height: clamp(160px, 48vw, 190px);
  }

  .hero-prod-tag-sub {
    display: none;
  }
}