/* Layout specific to photos — not part of the shared design system,
   only cross-project tokens/components come from main.css. */

/* ─────────────────────────────────────────────
   Tag bar — filter count extension
   ───────────────────────────────────────────── */
.tag-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.1em;
  margin-left: 2px;
  padding: 1px 4px;
  border-radius: var(--radius);
  background: var(--bg-3);
  font-size: 9px;
  font-weight: 600;
  line-height: 1.4;
  color: var(--text-3);
  vertical-align: sub;
}

/* ─────────────────────────────────────────────
   Masonry gallery
   ───────────────────────────────────────────── */
.gallery-grid {
  columns: 4 240px;
  column-gap: var(--space-1);
  padding: var(--space-1);
}

@media (max-width: 480px) {
  .gallery-grid {
    columns: 2;
  }
}

.photo-card {
  display: block;
  break-inside: avoid;
  margin-bottom: var(--space-1);
  position: relative;
  overflow: hidden;
  border-radius: var(--radius);
  background: var(--bg-2);
}

.photo-card-inner {
  position: relative;
  overflow: hidden;
}

.photo-card img {
  width: 100%;
  height: auto;
  display: block;
  transition:
    transform 0.4s ease,
    opacity 0.3s ease;
  opacity: 0;
}

.photo-card img.loaded {
  opacity: 1;
}

/* Progressive load via JS — also handle no-JS */
.photo-card img[loading] {
  opacity: 1;
}

.photo-card:hover img {
  transform: scale(1.025);
}

.photo-card-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-6) var(--space-3) var(--space-3);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
  opacity: 0;
  transform: translateY(4px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
  pointer-events: none;
}

.photo-card:hover .photo-card-caption,
.photo-card:focus-within .photo-card-caption {
  opacity: 1;
  transform: translateY(0);
}

.photo-card-title {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  line-height: 1.2;
}

.photo-card-tags {
  display: flex;
  gap: var(--space-3);
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.65);
  margin-top: 3px;
}

.empty-state {
  padding: var(--space-8) var(--space-5);
  text-align: center;
  color: var(--text-3);
  font-size: 15px;
}

.load-more-trigger {
  height: 1px;
}

/* ─────────────────────────────────────────────
   Photo detail
   ───────────────────────────────────────────── */
.photo-detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  min-height: calc(100vh - var(--header-h));
  gap: 0;
}

@media (max-width: 860px) {
  .photo-detail {
    grid-template-columns: 1fr;
  }
}

.photo-detail-image {
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  min-height: 400px;
}

.photo-full-link {
  display: block;
  cursor: zoom-in;
}

.photo-detail-image img {
  max-width: 100%;
  max-height: calc(100vh - var(--header-h) - var(--space-7));
  object-fit: contain;
  border-radius: var(--radius);
  box-shadow: 0 4px 32px rgba(0, 0, 0, 0.15);
}

.photo-detail-info {
  padding: var(--space-7) var(--space-6);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  overflow-y: auto;
}

@media (max-width: 860px) {
  .photo-detail-info {
    border-left: none;
    border-top: 1px solid var(--border);
    padding: var(--space-5) var(--space-4);
  }
}

.photo-detail-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.photo-detail-title {
  font-size: 28px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--text);
}

.photo-detail-date {
  font-size: 13px;
  color: var(--text-3);
  letter-spacing: 0.04em;
}

.photo-detail-desc {
  font-size: 14px;
  color: var(--text-2);
  line-height: 1.7;
}

.photo-detail-location {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-3);
}

/* EXIF grid */
.exif-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3) var(--space-4);
  padding: var(--space-4);
  background: var(--bg-2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.exif-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.exif-label {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
}

.exif-value {
  font-size: 13px;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}

.photo-detail-tags {
  margin: 0;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--text-3);
  margin-top: auto;
  transition: color var(--transition);
}

.back-link:hover {
  color: var(--text);
}

/* ─────────────────────────────────────────────
   Forms — layout extensions beyond main.css
   ───────────────────────────────────────────── */
.required {
  color: var(--danger);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: var(--space-4);
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-5) 0;
  border-bottom: 1px solid var(--border);
}

.form-section:last-of-type {
  border-bottom: none;
}

.form-section-title {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
}

.form-section-title small {
  font-size: 11px;
  text-transform: none;
  letter-spacing: 0;
}

/* File drop */
.file-drop {
  position: relative;
}

.file-drop input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  z-index: 2;
  width: 100%;
  height: 100%;
}

.file-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-5);
  border: 1px dashed var(--border);
  border-radius: var(--radius);
  text-align: center;
  color: var(--text-3);
  cursor: pointer;
  transition:
    border-color var(--transition),
    background var(--transition);
}

.file-label:hover,
.file-drop.drag-over .file-label {
  border-color: var(--accent);
  background: var(--bg-2);
  color: var(--text-2);
}

#fileName {
  font-size: 13px;
  color: var(--text-2);
}

.file-preview-wrap img {
  max-height: 200px;
  margin: var(--space-2) auto 0;
  border-radius: var(--radius);
  object-fit: contain;
}

/* ─────────────────────────────────────────────
   Admin layout
   ───────────────────────────────────────────── */
.admin-layout {
  max-width: 1100px;
  margin: 0 auto;
  padding: var(--space-6) var(--space-5) var(--space-8);
}

.admin-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-3);
}

.admin-title {
  font-size: 26px;
  font-weight: 700;
}

.admin-actions {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.flash-message {
  padding: var(--space-2) var(--space-4);
  background: var(--success-bg);
  border: 1px solid var(--success);
  border-radius: var(--radius);
  font-size: 13px;
  color: var(--success);
  margin-bottom: var(--space-5);
}

/* Stats */
.stats-row {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-7);
}

.stat-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-5) var(--space-6);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 100px;
}

.stat-number {
  font-size: 36px;
  font-weight: 700;
  line-height: 1;
  color: var(--text);
}

.stat-label {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-top: var(--space-1);
}

/* Admin sections */
.admin-columns {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
  align-items: start;
}

.admin-section-title {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 1px solid var(--border);
}

.admin-tags summary.admin-section-title {
  cursor: pointer;
}

@media (min-width: 860px) {
  .admin-columns {
    grid-template-columns: 300px 1fr;
  }

  /* Tags never collapse once they sit in their own column —
     the whole point of the two-column layout is to stop them
     from pushing the photo list down. */
  .admin-tags summary.admin-section-title {
    cursor: default;
    pointer-events: none;
  }

  .admin-tags summary::-webkit-details-marker,
  .admin-tags summary::marker {
    display: none;
  }

  .admin-tags .tag-stats {
    display: flex !important;
  }
}

/* Tag stats */
.tag-stats {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.tag-stat-item {
  display: grid;
  grid-template-columns: 120px 1fr 40px;
  align-items: center;
  gap: var(--space-3);
  font-size: 13px;
}

.tag-stat-name {
  color: var(--text-2);
}

.tag-stat-bar-wrap {
  height: 3px;
  background: var(--bg-3);
  border-radius: 100px;
  overflow: hidden;
}

.tag-stat-bar {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 100px;
  transition: width 0.5s ease;
}

.tag-stat-count {
  font-size: 12px;
  color: var(--text-3);
  text-align: right;
}

/* Admin photo list */
.admin-photo-list {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.admin-photo-row {
  display: grid;
  grid-template-columns: 56px 1fr auto;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--border);
}

.admin-thumb {
  width: 56px;
  height: 40px;
  object-fit: cover;
  border-radius: var(--radius);
  background: var(--bg-2);
}

.admin-photo-meta {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.admin-photo-title {
  font-size: 14px;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: color var(--transition);
}

.admin-photo-title:hover {
  color: var(--accent);
}

.admin-photo-tags {
  font-size: 11px;
  color: var(--text-3);
}

.admin-photo-date {
  font-size: 11px;
  color: var(--text-3);
}

/* Upload form */
.upload-form {
  max-width: 640px;
}

/* ─────────────────────────────────────────────
   Lazy load fade-in
   ───────────────────────────────────────────── */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.photo-card {
  animation: fadeIn 0.4s ease both;
}

/* Stagger animation for initial load */
.photo-card:nth-child(1) {
  animation-delay: 0.02s;
}
.photo-card:nth-child(2) {
  animation-delay: 0.04s;
}
.photo-card:nth-child(3) {
  animation-delay: 0.06s;
}
.photo-card:nth-child(4) {
  animation-delay: 0.08s;
}
.photo-card:nth-child(5) {
  animation-delay: 0.1s;
}
.photo-card:nth-child(6) {
  animation-delay: 0.12s;
}
.photo-card:nth-child(7) {
  animation-delay: 0.14s;
}
.photo-card:nth-child(8) {
  animation-delay: 0.16s;
}