:root {
  --media-focus-viewport: 100vh;
}

.media-gallery {
  width: 100%;
}

.media-gallery-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.media-gallery-hint {
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.media-gallery-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.media-gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
}

.media-card {
  position: relative;
  border: 1px solid var(--bs-border-color);
  border-radius: 0.75rem;
  padding: 0.75rem;
  background-color: var(--bs-body-bg);
  display: flex;
  flex-direction: column;
  align-items: stretch;
  justify-content: flex-start;
  gap: 0.6rem;
  min-height: 240px;
  overflow: hidden;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
  cursor: default;
}

.media-card[role="button"] {
  cursor: pointer;
}

.media-card[role="button"]:focus-visible {
  outline: 2px solid var(--bs-primary);
  outline-offset: 3px;
}

.media-card:hover {
  box-shadow: var(--media-card-hover-shadow);
  transform: translateY(-2px);
}

.media-card-meta {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-height: 1.5rem;
  justify-content: space-between;
}

.media-kind-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  font-weight: 600;
  font-size: 0.8rem;
  padding: 0.25rem 0.5rem;
  border-radius: 999px;
  border: 1px solid var(--bs-border-color);
  background: rgba(0, 123, 255, 0.08);
  color: var(--bs-primary);
}

.media-kind-chip-image {
  background: rgba(13, 110, 253, 0.1);
  color: #0a58ca;
}

.media-kind-chip-video {
  background: rgba(255, 193, 7, 0.15);
  color: #a76300;
}

.media-kind-chip-audio {
  background: rgba(25, 135, 84, 0.12);
  color: #0f5132;
}

.media-kind-chip-file {
  background: rgba(108, 117, 125, 0.12);
  color: #343a40;
}

.media-card-focus-btn {
  border: 1px solid var(--bs-border-color);
  background: rgba(255, 255, 255, 0.6);
  color: var(--bs-body-color);
  border-radius: 999px;
  font-size: 0.75rem;
  padding: 0.15rem 0.65rem;
  line-height: 1.2;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.media-card[role="button"] .media-card-focus-btn {
  cursor: pointer;
}

.media-card-focus-btn:hover {
  background: var(--bs-primary);
  color: #fff;
  border-color: var(--bs-primary);
}

.media-card-media {
  position: relative;
  width: 100%;
  border-radius: 0.75rem;
  background: var(--media-card-media-bg);
  overflow: hidden;
  display: grid;
  place-items: center;
  min-height: 240px;
}

.media-card-figure {
  margin: 0;
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 0;
}

.media-card-img {
  width: 100%;
  height: auto;
  max-height: 260px;
  border-radius: 0.5rem;
  object-fit: contain;
  background-color: var(--media-card-media-bg);
}

.media-card[data-kind="image"] .media-card-media {
  aspect-ratio: 16 / 10;
}

.media-card[data-orientation="portrait"] .media-card-img {
  max-height: 320px;
}

.media-card[data-orientation="landscape"] .media-card-img {
  max-height: 240px;
}

.media-card[data-orientation="square"] .media-card-img {
  max-height: 280px;
}

.media-card[data-kind="video"] .media-card-media {
  aspect-ratio: 16 / 9;
  min-height: 260px;
  max-height: 480px;
}

.media-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  text-align: center;
  flex: 1;
}

.media-placeholder-header {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  width: 100%;
  align-items: center;
}

.media-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  border-radius: 999px;
  background-color: var(--media-tag-default-bg);
  color: var(--media-tag-default-color);
  border: 1px solid var(--media-tag-default-border);
}

.media-card[data-kind="audio"] .media-tag {
  background-color: var(--media-tag-audio-bg);
  color: var(--media-tag-audio-color);
  border-color: var(--media-tag-audio-border);
}

.media-card[data-kind="video"] .media-tag {
  background-color: var(--media-tag-video-bg);
  color: var(--media-tag-video-color);
  border-color: var(--media-tag-video-border);
}

.media-caption {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--bs-body-color);
  text-align: center;
  margin: 0;
}

.media-description {
  font-size: 0.8rem;
  color: var(--bs-secondary-color);
  text-align: center;
  margin: 0;
}

.media-name {
  font-size: 0.8rem;
  color: var(--bs-secondary-color);
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.media-file-link {
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  text-decoration: none;
}

.media-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.media-actions .btn {
  min-width: 0;
  white-space: nowrap;
}

.media-card video,
.media-card audio {
  width: 100%;
  height: 100%;
  max-height: 500px;
  border-radius: 0.65rem;
  outline: none;
  background: var(--media-card-media-bg);
}

.media-card video {
  object-fit: contain;
}

.media-card[data-kind="video"] .media-card-video {
  object-fit: contain;
  height: 100%;
  width: 100%;
}

.media-card[data-kind="audio"] .media-card-media {
  background: linear-gradient(135deg, rgba(25, 135, 84, 0.08), rgba(25, 135, 84, 0.02));
  padding: 0.75rem 1rem;
}

.media-card[data-kind="audio"] .media-card-audio {
  width: 100%;
  height: auto;
}

@media (min-width: 992px) {
  .media-gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  }
  .media-card {
    min-height: 320px;
  }
  .media-card[data-kind="image"] .media-card-media {
    aspect-ratio: 16 / 9;
  }
  .media-card[data-kind="video"] .media-card-media {
    aspect-ratio: 16 / 9;
    max-height: 520px;
  }
}

@media (min-width: 1200px) {
  .media-gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  }
}

@media (min-width: 1400px) {
  .media-gallery-grid {
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  }
}

.media-empty {
  border: 1px dashed var(--bs-border-color);
  border-radius: 0.75rem;
  padding: 1.5rem;
  text-align: center;
  background: rgba(248, 249, 250, 0.6);
}

.media-focus-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: stretch;
  justify-content: center;
  padding: 0;
  padding-top: 0;
  padding-bottom: 0;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
  background: var(--media-focus-overlay-bg);
  z-index: 1090;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  min-height: var(--media-focus-viewport, 100vh);
  height: var(--media-focus-viewport, 100vh);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  box-sizing: border-box;
}

.media-focus-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.media-focus-overlay[hidden] {
  display: none;
}

.media-focus-backdrop {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  z-index: 0;
}

.media-focus-stage {
  position: relative;
  width: 100%;
  height: 100%;
  padding: clamp(0.75rem, 2vw, 1.25rem);
  padding-top: clamp(0.75rem, 2vw, 1.25rem);
  padding-bottom: clamp(0.75rem, 2vw, 1.25rem);
  padding-top: calc(clamp(0.75rem, 2vw, 1.25rem) + env(safe-area-inset-top));
  padding-bottom: calc(clamp(0.75rem, 2vw, 1.25rem) + env(safe-area-inset-bottom));
  background: var(--media-focus-stage-bg);
  border-radius: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  z-index: 1;
  color: var(--media-focus-stage-color);
  min-height: var(--media-focus-viewport, 100vh);
  box-sizing: border-box;
}

.media-focus-content {
  position: relative;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: clamp(240px, 40vh, 520px);
}

.media-focus-track {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 260px;
  overflow: hidden;
  border-radius: clamp(0.5rem, 2vw, 1.25rem);
  background: var(--media-focus-track-bg);
  touch-action: pan-y;
}

.media-focus-track-inner {
  width: auto;
  min-width: 100%;
  height: 100%;
  display: flex;
  transition: transform 0.35s ease;
}

.media-focus-track-inner.is-dragging {
  transition: none;
}

.media-focus-slide {
  flex: 0 0 auto;
  max-width: 100%;
  height: 100%;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: clamp(0.5rem, 2vw, 1.5rem);
  box-sizing: border-box;
  opacity: 0.35;
  transition: opacity 0.2s ease;
}

.media-focus-slide.is-active {
  opacity: 1;
}

.media-focus-figure {
  margin: 0;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.media-focus-image,
.media-focus-video {
  width: auto;
  height: auto;
  max-width: min(96vw, 1400px);
  max-height: min(92vh, 1080px);
  border-radius: clamp(0.5rem, 2vw, 1.25rem);
  object-fit: contain;
  background: var(--media-focus-image-bg);
}

.media-focus-slide[data-orientation="portrait"] .media-focus-image,
.media-focus-slide[data-orientation="portrait"] .media-focus-video {
  max-width: min(92vw, 600px);
  max-height: min(90vh, 1000px);
}

.media-focus-slide[data-orientation="landscape"] .media-focus-image,
.media-focus-slide[data-orientation="landscape"] .media-focus-video {
  max-width: min(100vw, 1200px);
  max-height: min(80vh, 760px);
}

.media-focus-slide[data-orientation="square"] .media-focus-image,
.media-focus-slide[data-orientation="square"] .media-focus-video {
  max-width: min(92vw, 720px);
}

.media-focus-file {
  display: grid;
  place-items: center;
  gap: 1rem;
  text-align: center;
}

.media-focus-file-label {
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--media-focus-info-text);
  text-transform: uppercase;
}

.media-focus-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 3.25rem;
  height: 3.25rem;
  border-radius: 50%;
  border: none;
  background: var(--media-focus-nav-bg);
  color: var(--media-focus-nav-color);
  font-size: 1.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease, transform 0.2s ease;
  z-index: 2;
}

.media-focus-nav:hover:not(:disabled) {
  background: var(--media-focus-nav-hover-bg);
  transform: translateY(-50%) scale(1.04);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.media-focus-nav:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}
.media-focus-nav-prev {
  left: clamp(0.5rem, 2vw, 1.25rem);
}

.media-focus-nav-next {
  right: clamp(0.5rem, 2vw, 1.25rem);
}

.media-focus-info {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
  background: var(--media-focus-info-bg);
  border-radius: 0.85rem;
  padding: 0.75rem 1.25rem;
}

.media-focus-counter {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--media-focus-info-text);
}

.media-focus-caption {
  flex: 1;
  min-height: 1.25rem;
  font-size: 0.95rem;
  color: var(--media-focus-caption-color);
}

.media-focus-audio-panel {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  background: var(--media-focus-info-bg);
  border-radius: 0.85rem;
  padding: 0.75rem 1.25rem 1rem;
}

.media-focus-audio-controls {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
}

.media-focus-audio-player {
  min-width: 220px;
  max-width: 320px;
}

.media-focus-audio-inline audio {
  width: min(480px, 100%);
}

.media-focus-action-sheet {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--media-focus-stage-bg);
  border-radius: clamp(0.5rem, 2vw, 1.25rem);
  z-index: 2;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.media-focus-action-sheet.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.media-focus-action-sheet[hidden] {
  display: none;
}

.media-focus-action-card {
  background: var(--media-focus-action-bg);
  color: var(--media-focus-action-color);
  padding: 1.5rem;
  border-radius: 1rem;
  width: min(320px, 80%);
  box-shadow: var(--media-focus-action-shadow);
  text-align: center;
}

body.media-focus-open {
  overflow: hidden;
}

@supports (height: 100dvh) {
  .media-focus-overlay {
    min-height: 100dvh;
    height: 100dvh;
  }
  .media-focus-stage {
    min-height: 100dvh;
  }
}

@media (max-width: 768px) {
  .media-gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .media-card {
    min-height: 140px;
  }

  .media-card-img {
    max-height: min(220px, 70vw);
  }

  .media-focus-stage {
    padding: 0.75rem;
    padding-top: 0.75rem;
    padding-bottom: 0.75rem;
    padding-top: calc(0.75rem + env(safe-area-inset-top));
    padding-bottom: calc(0.75rem + env(safe-area-inset-bottom));
    gap: 0.75rem;
  }

  .media-focus-track {
    border-radius: 0.75rem;
  }

  .media-focus-nav {
    width: 2.75rem;
    height: 2.75rem;
  }

  .media-focus-info,
  .media-focus-audio-panel {
    padding: 0.65rem 0.9rem;
  }

  .media-focus-image,
  .media-focus-video {
    max-height: 80vh;
  }
}

@media (max-width: 576px) {
  .media-focus-nav-prev {
    left: 0.5rem;
  }

  .media-focus-nav-next {
    right: 0.5rem;
  }

  .media-focus-caption {
    font-size: 0.85rem;
  }
}