/* frontend/style.css */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sys-font-body);
  background: var(--color-surface);
  color: var(--color-text-primary);
  min-height: 100vh;
}

[hidden] { display: none !important; }

:root {
  /* Compatibility shim: existing style.css uses --color-(name) vars.
     Map them onto Cornerstone --sys / --cmp tokens here so the rest of
     the file needs no per-rule edits. Raw hex literals elsewhere are still
     converted in a later task. */
  --color-primary:          var(--sys-primary);
  --color-primary-hover:    var(--sys-primary-hover);
  --color-primary-active:   var(--sys-primary-pressed);
  --color-primary-muted:    var(--sys-primary-container);
  --color-primary-ring:     var(--sys-outline-focus);
  --color-accent-warm:      var(--sys-secondary);
  --color-surface:          var(--sys-surface);
  --color-surface-elevated: var(--sys-surface-variant);
  --color-surface-inset:    var(--sys-surface-container);
  --color-surface-modal:    var(--cmp-modal-surface);
  --color-surface-item:     var(--sys-surface-container);
  --color-border:           var(--sys-outline);
  --color-border-input:     var(--cmp-input-outline);
  --color-text-primary:     var(--sys-text-primary);
  --color-text-secondary:   var(--sys-text-secondary);
  --color-text-muted:       var(--sys-text-secondary);
  --color-text-dim:         var(--sys-text-disabled);
  /* These were referenced in style.css but NEVER defined in the old :root
     (latent bugs — resolved to nothing). Define them on the shim. */
  --color-text:             var(--sys-text-primary);
  --color-bg:               var(--sys-background);
  --color-input-bg:         var(--cmp-input-bg);
}

/* ── Login ───────────────────────────────────────────────── */
#login-view {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.login-card {
  background: var(--color-surface-elevated);
  border-radius: 8px;
  padding: 2rem;
  width: 100%;
  max-width: 360px;
}

.login-card h1 {
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 0.05em;
}

.login-card label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  color: var(--color-text-secondary);
}

.login-card input {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-size: 1rem;
}

.login-card input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.login-card button[type="submit"] {
  width: 100%;
  padding: 0.6rem;
  background: var(--color-primary);
  border: none;
  border-radius: 4px;
  color: var(--sys-on-primary);
  font-size: 1rem;
  cursor: pointer;
}

.login-card button[type="submit"]:hover { background: var(--color-primary-hover); }

.error { color: var(--sys-danger-text); font-size: 0.85rem; margin-top: 0.5rem; }

/* TOTP enrollment */
#enroll-view .login-card { max-width: 420px; }
.enroll-qr { display: flex; justify-content: center; margin: 1rem 0; }
.enroll-qr img { background: var(--sys-on-light); padding: 0.5rem; border-radius: 4px; display: block; }
.enroll-secret { font-size: 0.85rem; color: var(--color-text-secondary); word-break: break-all; }
.enroll-secret code { color: var(--color-text-primary); }
.enroll-recovery-codes {
  list-style: none;
  margin: 1rem 0;
  padding: 0.75rem;
  background: var(--color-surface-inset);
  border-radius: 4px;
  font-family: monospace;
  columns: 2;
}
.enroll-recovery-codes li { padding: 0.15rem 0; }
.linklike {
  background: none;
  border: none;
  color: var(--color-text-secondary);
  text-decoration: underline;
  cursor: pointer;
  font-size: 0.85rem;
}

/* ── Gallery header ──────────────────────────────────────── */
#back-btn, #admin-back-btn {
  background: none;
  border: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  border-radius: 4px;
  transition: color 0.15s;
}
#back-btn:hover, #admin-back-btn:hover { color: var(--color-text); }

.gallery-header {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 1rem;
  background: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 10;
  gap: 0.4rem;
}

/* Row 1: brand + action icons */
.header-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.site-name {
  font-weight: 600;
  font-size: 1.1rem;
  margin-right: auto;
  white-space: nowrap;
}

/* Action buttons (Upload/Admin/Sign out — replaced by ☰ in Task 2) */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-shrink: 0;
}

/* Small icon-only buttons */
.icon-btn {
  padding: 0.3rem 0.5rem;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 4px;
  color: var(--color-text-secondary);
  font-size: 1rem;
  cursor: pointer;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
/* Google's stylesheet used to supply this base rule alongside the font
   itself; self-hosting the font means the class needs its own declaration.
   The sans-serif fallback is deliberate: if the woff2 ever fails to load,
   the span's textContent (e.g. "delete_forever") reads as plain words
   instead of tofu. */
.material-symbols-outlined {
  font-family: 'Material Symbols Outlined', sans-serif;
  font-weight: normal;
  font-style: normal;
  font-size: 24px;
  line-height: 1;
  letter-spacing: normal;
  text-transform: none;
  display: inline-block;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  -webkit-font-feature-settings: 'liga';
  -webkit-font-smoothing: antialiased;
}

.icon-btn .material-symbols-outlined {
  font-size: 20px;
  font-variation-settings: 'opsz' 20, 'wght' 400, 'FILL' 0, 'GRAD' 0;
  line-height: 1;
  user-select: none;
}
.icon-btn:hover {
  background: var(--color-surface-inset);
  border-color: var(--color-border-input);
  color: var(--color-text-primary);
}
.icon-btn[aria-expanded="true"] {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px var(--color-primary-ring);
}

/* ── Hamburger nav menu ───────────────────────────────────── */
.nav-menu-wrap {
  position: relative;
}

.nav-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 4px);
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  box-shadow: var(--cmp-elevation-2);
  min-width: 150px;
  z-index: 50;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.nav-menu[hidden] { display: none; }

.nav-menu-item {
  width: 100%;
  padding: 0.6rem 1rem;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: 0.9rem;
  text-align: left;
  cursor: pointer;
}

.nav-menu-item:hover { background: var(--color-surface-inset); }

.nav-menu-item--danger { color: var(--sys-danger-text); }
.nav-menu-item--danger:hover { background: color-mix(in srgb, var(--sys-danger) 12%, transparent); }

/* Row 2: filter controls — always visible */
.controls-filters {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: nowrap;
}

.controls-filters select {
  flex: 1 1 0;
  min-width: 0;
}

/* Row 3: search — hidden until toggled */
.controls-search {
  display: none;
  align-items: center;
  gap: 0.4rem;
}
.gallery-header.search-open .controls-search { display: flex; }

.controls-search input[type="search"] {
  flex: 1;
  min-width: 0;
  padding: 0.4rem 0.75rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-size: 0.9rem;
}
.controls-search input[type="search"]:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}

/* Shared styles for filter selects and buttons */
.controls-filters select,
.controls-filters button,
.controls-search button:not(.icon-btn) {
  padding: 0.4rem 0.75rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-size: 0.9rem;
  cursor: pointer;
  white-space: nowrap;
}
.controls-filters select { cursor: pointer; min-width: 0; }

@media (max-width: 600px) {
  .controls-filters select,
  .controls-filters button:not(.icon-btn) {
    padding: 0.35rem 0.3rem;
    font-size: 0.8rem;
  }
}

.controls-filters button:hover,
.controls-search button:not(.icon-btn):hover {
  background: var(--color-border);
}
.controls-filters select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
  background: var(--color-surface-inset);
}

/* ── Photo grid ──────────────────────────────────────────── */
main { padding: 1rem; }

.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 6px;
}

.photo-card {
  cursor: pointer;
  border-radius: var(--cmp-photo-radius);
  overflow: hidden;
  background: var(--color-surface-elevated);
  transition: transform 0.15s, box-shadow 0.15s;
  aspect-ratio: 1;
}

.photo-card img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.photo-card:hover {
  opacity: 0.85;
  transform: translateY(-2px);
  box-shadow: var(--cmp-elevation-3);
}

.photo-section-header {
  grid-column: 1 / -1;
  padding: 0.5rem 0 0.25rem;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--color-text-muted);
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0.25rem;
}

.video-thumb-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  width: 100%;
  height: 100%;
  background: var(--color-surface-modal);
  color: var(--color-text-secondary);
  font-size: 0.72rem;
  text-align: center;
  padding: 0.5rem;
  overflow: hidden;
}
.video-thumb-placeholder::before {
  content: '▶';
  font-size: 1.8rem;
  opacity: 0.6;
}

#load-more-container { text-align: center; padding: 1.5rem; }

#scroll-sentinel { height: 1px; }

#end-of-gallery { color: var(--color-text-dim); font-size: 0.9rem; }

#no-results { color: var(--color-text-dim); font-size: 0.95rem; padding: 2rem 0; text-align: center; }

/* ── Year pill (jump-to-year) ─────────────────────────────── */
/* Floating pill + picker, all viewports. Replaced the desktop date scrubber. */
.year-pill {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 0.35rem 0.75rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-primary);
  cursor: pointer;
  z-index: 20;
  box-shadow: var(--cmp-elevation-1);
  user-select: none;
}
.year-pill:hover { background: var(--color-surface-inset); }
/* Hide while searching — year jump is meaningless over filtered results. */
.gallery-header.search-open ~ .year-pill { display: none; }

.year-picker {
  position: fixed;
  bottom: 3.5rem;
  right: 1rem;
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  box-shadow: var(--cmp-elevation-2);
  max-height: 50vh;
  overflow-y: auto;
  z-index: 21;
  min-width: 80px;
  display: flex;
  flex-direction: column;
}
.year-picker[hidden] { display: none; }
.year-picker-item {
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  color: var(--color-text-primary);
  cursor: pointer;
  text-align: center;
  border: none;
  background: transparent;
}
.year-picker-item:hover { background: var(--color-surface-inset); }
.year-picker-item.active { font-weight: 700; color: var(--color-primary); }

/* ── Detail view ─────────────────────────────────────────── */
.detail-main { display: flex; flex-direction: column; min-height: calc(100vh - 56px); }

.detail-image-wrap {
  position: relative;
  width: 100%;
  background: var(--sys-photo-backdrop);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
}

.detail-image-wrap img,
.detail-image-wrap video {
  max-width: 100%;
  max-height: 90vh;
  object-fit: contain;
}

/* Manual rotation (photos.rotation). Clockwise, on top of whatever EXIF
   orientation the browser already applied. */
#detail-img[data-rotation="90"]  { transform: rotate(90deg); }
#detail-img[data-rotation="180"] { transform: rotate(180deg); }
#detail-img[data-rotation="270"] { transform: rotate(270deg); }

/* A quarter turn swaps the axes, so the pre-rotation width is what the height
   budget has to cover. Paired with a JS-set wrap height: transforms don't
   reflow, so the container would otherwise keep its un-rotated height and the
   turned photo would spill over the metadata panel below. */
#detail-img[data-rotation="90"],
#detail-img[data-rotation="270"] {
  max-width: 90vh;
  max-height: 100vw;
}

.detail-nav-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 5;
  background: var(--sys-scrim);
  border: 1px solid var(--sys-divider);
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-text-primary);
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease;
  backdrop-filter: blur(4px);
}

.detail-nav-prev { left: 1.5rem; }
.detail-nav-next { right: 1.5rem; }
.detail-image-wrap:hover .detail-nav-btn:not(:disabled) { opacity: 1; }
.detail-nav-btn:hover { background: color-mix(in srgb, var(--sys-info) 50%, transparent); border-color: var(--color-primary); }
.detail-nav-btn:disabled { opacity: 0 !important; pointer-events: none; }
/* Keyboard users can't hover; reveal + ring the prev/next buttons on focus. */
.detail-nav-btn:focus-visible {
  opacity: 1;
  outline: 3px solid var(--sys-outline-focus);
  outline-offset: 2px;
}

/* Labels-first layout: a single vertical column under the photo —
   header row, Activities, Labels, then the EXIF "Photo details" footnote. */
.detail-meta {
  background: var(--color-surface-elevated);
  padding: 1.5rem 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

/* (a) Header row: filename + date left, Share/Delete right. */
.detail-meta-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.detail-meta-title { min-width: 0; flex: 1; }
/* Space the Share/Delete icons apart so they're not easy to misclick. */
.detail-actions { display: flex; align-items: center; gap: 1.25rem; flex-shrink: 0; }
.detail-share-panel { font-size: 0.875rem; }
.detail-delete-confirm { font-size: 0.875rem; }

.detail-meta h2 {
  font-size: 1rem;
  font-weight: 600;
  word-break: break-all;
  margin-bottom: 0.25rem;
}

.detail-subtitle { font-size: 0.85rem; color: var(--color-text-muted); }

.detail-section { min-width: 140px; }

.detail-meta h3 {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-dim);
  margin-bottom: 0.5rem;
}

/* Count next to the Labels heading. */
.detail-count {
  font-weight: 600;
  color: var(--color-text-muted);
  letter-spacing: 0;
}

.detail-meta ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.detail-meta li {
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 0.5rem;
}

/* (b) Activities: folder-derived events — distinct from labels, slightly more
   prominent. Wrapping row of chips with a folder cue, primary-tinted. */
.activity-chips {
  flex-direction: row !important;
  flex-wrap: wrap;
  gap: 0.4rem !important;
}
.activity-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-primary-muted);
  color: var(--color-text-primary);
  border: 1px solid var(--color-primary);
  border-radius: 14px;
  padding: 0.3rem 0.7rem;
  font-size: 0.9rem;
  font-weight: 600;
}
.activity-chip-icon {
  font-size: 18px;
  line-height: 1;
  font-variation-settings: 'opsz' 18, 'wght' 400, 'FILL' 0, 'GRAD' 0;
  user-select: none;
}

/* (d) Photo details (EXIF) footnote. */
.detail-exif {
  border-top: 1px solid var(--color-border);
  padding-top: 1rem;
  font-size: 0.85rem;
}
.detail-exif > summary {
  cursor: pointer;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-dim);
  margin-bottom: 0.5rem;
}
.exif-curated {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.25rem 1rem;
  margin: 0.5rem 0;
}
.exif-curated dt { color: var(--color-text-muted); }
.exif-curated dd { margin: 0; color: var(--color-text-primary); }
.exif-raw { margin-top: 0.75rem; }
.exif-raw > summary {
  cursor: pointer;
  color: var(--color-primary);
  font-size: 0.8rem;
}
.exif-raw pre {
  margin-top: 0.5rem;
  max-height: 16rem;
  overflow: auto;
  background: var(--color-surface-inset);
  border-radius: 6px;
  padding: 0.6rem 0.8rem;
  /* Cornerstone has no mono token; CSS generic monospace family is the
     compliant choice for a raw EXIF dump (not a raw color literal). */
  font-family: monospace;
  font-size: 0.78rem;
  line-height: 1.4;
  white-space: pre;
  color: var(--color-text-secondary);
}

/* Editable label chips */
#detail-labels, .label-hidden-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  padding: 0;
  margin: 0;
}
.label-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  background: var(--color-surface-inset);
  border-radius: 12px;
  padding: 0.15rem 0.5rem;
  font-size: 0.85rem;
}
.label-chip--hidden { opacity: 0.55; }
.label-action {
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  font-size: 0.8rem;
  line-height: 1;
  padding: 0 0.1rem;
}
.label-action:hover { color: var(--color-text); }
.label-add { display: inline-flex; gap: 0.25rem; align-items: center; }
.label-add input {
  font-size: 0.85rem;
  padding: 0.15rem 0.4rem;
  border: 1px solid var(--color-border-input);
  border-radius: 12px;
  background: var(--color-surface-inset);
  color: var(--color-text-primary);
  width: 9rem;
}
.label-add button {
  background: none;
  border: 1px solid var(--color-border-input);
  border-radius: 50%;
  width: 1.5rem;
  height: 1.5rem;
  cursor: pointer;
  color: var(--color-text-muted);
}
.label-hidden-toggle { list-style: none; width: 100%; margin-top: 0.3rem; }
.label-hidden-list { margin-top: 0.3rem; }

/* ── Admin view ──────────────────────────────────────────── */
.admin-main {
  padding: 1.5rem;
  max-width: 900px;
  margin: 0 auto;
}

.admin-section {
  margin-bottom: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--color-border);
}

.admin-section:first-child { border-top: none; }

.admin-section h2 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.admin-section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.admin-section-header h2 { margin-bottom: 0; }
.admin-section-header button {
  padding: 0.25rem 0.7rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-size: 0.85rem;
  cursor: pointer;
}
.admin-section-header button:hover { background: var(--color-border); }
.admin-section-header button:disabled { opacity: 0.5; cursor: default; }
.admin-section-desc { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: 0.75rem; }

.admin-accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 1rem;
  font-weight: 600;
  padding: 0;
  margin-bottom: 0;
  cursor: pointer;
  text-align: left;
}
.admin-accordion-btn:hover { color: var(--color-primary); }
.admin-accordion-chevron { font-size: 0.7rem; color: var(--color-text-muted); }
#admin-activities-body { margin-top: 1rem; }
.admin-toggle-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  user-select: none;
}

table.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

table.admin-table th {
  text-align: left;
  padding: 0.4rem 0.75rem;
  color: var(--color-text-dim);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--color-border);
}

table.admin-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--color-surface-item);
  word-break: break-all;
}

table.admin-table tr:last-child td { border-bottom: none; }

table.admin-table button {
  padding: 0.25rem 0.6rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 3px;
  color: var(--color-text-primary);
  font-size: 0.8rem;
  cursor: pointer;
}

table.admin-table button:hover { background: var(--color-border); }
table.admin-table button:disabled { opacity: 0.5; cursor: default; }

.admin-form {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.admin-form input, .admin-form select {
  padding: 0.4rem 0.75rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 4px;
  color: var(--color-text-primary);
  font-size: 0.9rem;
}

.admin-form input:focus, .admin-form select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-ring);
}

.admin-form button {
  padding: 0.4rem 0.9rem;
  background: var(--color-primary);
  border: none;
  border-radius: 4px;
  color: var(--sys-on-primary);
  font-size: 0.9rem;
  cursor: pointer;
}

.admin-form button:hover { background: var(--color-primary-hover); }

/* ── Upload modal ────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--sys-scrim);
  z-index: 100;
}

.modal-box {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 101;
  background: var(--color-surface-modal);
  border: 1px solid var(--color-border);
  border-radius: var(--cmp-photo-radius);
  padding: 1.5rem;
  width: min(560px, 95vw);
  max-height: 80vh;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.modal-box h2 {
  font-size: 1.1rem;
  font-weight: 600;
}

/* The wizard opens this input programmatically — from the "My device" source
   card and from the photo step's "Choose photos" — so it never needs a visible
   label of its own. */
#upload-file-input { display: none; }

.activity-combo {
  position: relative;
}

.activity-combo input[type="text"] {
  padding: 0.2rem 0.4rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 3px;
  color: var(--color-text-primary);
  font-size: 0.8rem;
  width: 100%;
  box-sizing: border-box;
}

.activity-dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--color-surface-modal, var(--color-surface-item));
  border: 1px solid var(--color-border-input);
  border-top: none;
  border-radius: 0 0 4px 4px;
  max-height: 10rem;
  overflow-y: auto;
  z-index: 200;
  display: none;
}

.activity-dropdown.open {
  display: block;
}

.activity-dropdown-item {
  padding: 0.4rem 0.5rem;
  font-size: 0.85rem;
  cursor: pointer;
  color: var(--color-text-primary);
}

.activity-dropdown-item:hover,
.activity-dropdown-item.active {
  background: var(--color-primary);
  color: var(--sys-on-primary);
}

.upload-item-status {
  font-size: 0.8rem;
  min-width: 5rem;
  text-align: right;
}

/* The status set is closed: upload_flow.js emits ready/duplicate/uploading/
   skipped/done/error and app.js adds processing. 'ready' deliberately has no
   rule of its own — the base above is what an untouched row should look like. */
.upload-item-status.uploading { color: var(--color-primary); }
.upload-item-status.processing { color: var(--color-accent-warm); }
.upload-item-status.done { color: var(--sys-success); }
/* --sys-danger-text, not --sys-danger: the latter is a FILL weight and fails
   contrast badly as text on the dark surfaces — measured 1.54:1 on
   --sys-surface-variant (what the modal uses), where AA needs 4.5:1.
   --sys-danger-text is the text-safe pair at 5.88:1, and is what `.error`
   above already uses. */
.upload-item-status.error { color: var(--sys-danger-text); }
.upload-item-status.duplicate { color: var(--color-accent-warm); font-weight: 600; }
/* Only the Google Photos route produces this status (a row the server
   skipped as an existing duplicate once the import ran). Without a rule it
   inherits plain text colour and reads identically to an untouched 'ready'
   row — italic plus the muted tone (matching .gp-badge.skipped) makes a
   finished-but-skipped row visually distinct from one that never started. */
.upload-item-status.skipped { color: var(--color-text-muted); font-style: italic; }

@media (max-width: 600px) {
  .modal-box {
    width: 95vw;
    padding: 1rem;
    gap: 0.75rem;
    max-height: 88vh;
  }
  .activity-combo { grid-column: 1 / -1; }
}

.modal-actions {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
}

.modal-actions button {
  padding: 0.4rem 0.9rem;
  border-radius: 4px;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
}

/* The wizard's primary action, whichever step it is on. This rule used to
   target #upload-start-btn, the two-tab modal's single "Start upload"; that id
   is gone, and with the rule orphaned Next/Upload rendered identically to
   Cancel — nothing on the step told a user which button moved them forward.
   Same declarations, re-pointed at the two buttons that inherited the role. */
#upload-next-btn,
#upload-upload-btn {
  background: var(--color-primary);
  color: var(--sys-on-primary);
}

#upload-next-btn:hover:not(:disabled),
#upload-upload-btn:hover:not(:disabled) { background: var(--color-primary-hover); }

#upload-next-btn:disabled,
#upload-upload-btn:disabled { opacity: 0.4; cursor: default; }

#upload-cancel-btn {
  background: var(--color-surface-inset);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-input);
}

#upload-cancel-btn:hover { background: var(--color-border); }

/* ── Duplicate review ────────────────────────────────────── */
.dup-group {
  margin-bottom: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: 6px;
  overflow: hidden;
}
.dup-group-header {
  padding: 0.5rem 1rem;
  background: var(--color-surface-inset);
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.dup-match-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  text-transform: uppercase;
}
.dup-match-badge.confirmed { background: var(--color-primary-muted); color: var(--color-primary); }
.dup-match-badge.high { background: color-mix(in srgb, var(--sys-info) 20%, transparent); color: var(--sys-info); }
.dup-match-badge.uncertain { background: color-mix(in srgb, var(--sys-warning) 20%, transparent); color: var(--color-accent-warm); }
.dup-match-badge.possible { background: color-mix(in srgb, var(--sys-warning) 20%, transparent); color: var(--color-accent-warm); }
/* legacy — keep for any cached responses */
.dup-match-badge.hash { background: var(--color-primary-muted); color: var(--color-primary); }
.dup-match-badge.filename { background: color-mix(in srgb, var(--sys-warning) 20%, transparent); color: var(--color-accent-warm); }
.dup-thumbs { display: flex; flex-wrap: wrap; gap: 1rem; padding: 1rem; }
.dup-thumb {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  width: 150px;
}
.dup-thumb img {
  width: 150px;
  height: 110px;
  object-fit: cover;
  border-radius: var(--cmp-photo-radius);
  background: var(--color-surface-item);
  border: 2px solid transparent;
}
.dup-thumb.is-keep img { border-color: var(--color-primary); }
.dup-thumb.is-dupe img { border-color: var(--color-accent-warm); }
.dup-thumb-video {
  width: 150px;
  height: 110px;
  border-radius: var(--cmp-photo-radius);
  background: var(--color-surface-item);
  border: 2px solid transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
}
.dup-thumb-video svg { width: 40px; height: 40px; }
.dup-thumb.is-keep .dup-thumb-video { border-color: var(--color-primary); }
.dup-thumb.is-dupe .dup-thumb-video { border-color: var(--color-accent-warm); }
.dup-thumb-path {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  word-break: break-all;
}
.dup-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.1rem 0.4rem;
  border-radius: 3px;
  text-transform: uppercase;
  align-self: flex-start;
}
.dup-badge.keep { background: var(--color-primary-muted); color: var(--color-primary); }
.dup-badge.dupe { background: color-mix(in srgb, var(--sys-warning) 20%, transparent); color: var(--color-accent-warm); }
.dup-actions { display: flex; gap: 0.4rem; flex-wrap: wrap; margin-top: 0.25rem; }
.dup-delete-btn {
  padding: 0.2rem 0.5rem;
  background: color-mix(in srgb, var(--sys-danger) 12%, transparent);
  border: 1px solid color-mix(in srgb, var(--sys-danger) 35%, transparent);
  border-radius: 3px;
  /* --sys-danger-text, not --sys-danger: the fill weight measures 1.76:1 as text
     on this button's own 12% wash (1.66:1 hovered) where 12px needs 4.5:1. The
     text-safe pair measures 6.71:1 and 6.32:1. Same fix as the wizard's. */
  color: var(--sys-danger-text);
  font-size: 0.75rem;
  cursor: pointer;
}
.dup-delete-btn:hover { background: color-mix(in srgb, var(--sys-danger) 25%, transparent); }
.dup-delete-btn:disabled { opacity: 0.4; cursor: default; }
.dup-mark-btn {
  padding: 0.2rem 0.5rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 3px;
  color: var(--color-text-secondary);
  font-size: 0.75rem;
  cursor: pointer;
}
.dup-mark-btn:hover { background: var(--color-border); }

/* ── Hidden Duplicates panel ── */
/* Reason badges: exact=green, phash=yellow, manual=cyan, unknown=grey. Reuse
   the .dup-match-badge sizing; only the color tokens differ. */
.dup-match-badge.reason-exact {
  background: color-mix(in srgb, var(--sys-success) 22%, transparent);
  color: var(--sys-success);
}
.dup-match-badge.reason-phash {
  background: var(--color-primary-muted);
  color: var(--color-primary);
}
.dup-match-badge.reason-manual {
  background: color-mix(in srgb, var(--sys-accent) 20%, transparent);
  color: var(--sys-accent);
}
.dup-match-badge.reason-unknown {
  background: color-mix(in srgb, var(--sys-text-disabled) 30%, transparent);
  color: var(--color-text-muted);
}
.hidden-dupes-group-sel-label { margin-left: auto; font-size: 0.78rem; }
.hidden-dupes-rows { display: flex; flex-direction: column; gap: 0.75rem; padding: 1rem; }
.hidden-dupes-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}
.hidden-dupes-row .dup-thumb { width: 130px; }
.hidden-dupes-row .dup-thumb img,
.hidden-dupes-row .dup-thumb-video { width: 130px; height: 95px; }
/* Keeper thumb gets a green (success) border to read as "this is the one we keep". */
.hidden-dupes-row .dup-thumb.is-keep img,
.hidden-dupes-row .dup-thumb.is-keep .dup-thumb-video { border-color: var(--sys-success); }
.hidden-dupes-arrow { font-size: 0.8rem; color: var(--color-text-muted); font-weight: 600; }
.hidden-dupes-no-keeper { font-size: 0.8rem; color: var(--color-text-muted); font-style: italic; }
/* Sticky danger bar pinned to the bottom of the viewport while the panel is open. */
.hidden-dupes-bar {
  position: sticky;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
  padding: 0.75rem 1rem;
  margin-top: 0.5rem;
  background: var(--sys-surface-variant);
  border-top: 1px solid color-mix(in srgb, var(--sys-danger) 35%, transparent);
}
.hidden-dupes-bar #admin-hidden-dupes-count { font-size: 0.85rem; color: var(--color-text-secondary); }
.hidden-dupes-delete-btn {
  padding: 0.4rem 0.9rem;
  background: color-mix(in srgb, var(--sys-danger) 18%, transparent);
  border: 1px solid color-mix(in srgb, var(--sys-danger) 45%, transparent);
  border-radius: 4px;
  color: var(--sys-danger-text);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
}
.hidden-dupes-delete-btn:hover:not(:disabled) { background: color-mix(in srgb, var(--sys-danger) 30%, transparent); }
.hidden-dupes-delete-btn:disabled { opacity: 0.4; cursor: default; }

#detail-delete-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--sys-danger-text);
  padding: 4px;
  border-radius: 4px;
  transition: color 0.15s;
}
#detail-delete-btn:hover { color: var(--sys-danger-pressed); }
#detail-delete-confirm button { margin-left: 0.5rem; font-size: 0.8rem; }

/* ── Upload wizard ──────────────────────────────────────── */

.upload-step {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.upload-field-label {
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.upload-hint {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin: 0;
}

.upload-chip {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin: 0 0 0.4rem;
}

.upload-source-card {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  width: 100%;
  padding: 0.7rem 0.8rem;
  text-align: left;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-surface);
  color: inherit;
  cursor: pointer;
}

/* These are div[role="button"], so they get none of a real button's focus
   styling for free. Every other focusable control in this file has a visible
   focus treatment; without this one, keyboard users cannot see which card
   they are on. */
.upload-source-card:focus-visible {
  outline: 2px solid var(--color-primary-ring);
  outline-offset: 2px;
}

.upload-source-card.is-selected {
  border-color: var(--color-primary);
}

/* Selection must not be carried by colour alone (WCAG 1.4.1). The border
   colour change is the visual cue; this adds a checkmark that survives
   greyscale, low vision, and every form of colour blindness. */
.upload-source-card.is-selected .upload-source-name::after {
  content: " ✓";
  color: var(--color-primary);
}

.upload-source-name {
  font-weight: 600;
}

.upload-source-detail,
.upload-waiting {
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

/* .upload-waiting sits outside the step containers (it reports on reads two
   different steps can trigger), so it is a direct child of the flex .modal-box
   and its default paragraph margins stack on top of that 1rem gap. */
.upload-waiting { margin: 0; }

.upload-review {
  max-height: 22rem;
  overflow-y: auto;
}

/* The name track needs a floor. Grid items default to `min-width: auto`, and
   for a number input that resolves to its intrinsic width — roughly 20
   characters plus the spinner — so the 4rem/3rem date tracks blew past their
   declared size. `.upload-review-name` sets `overflow: hidden`, which makes
   ITS auto minimum resolve to 0, so the name absorbed the entire overflow and
   collapsed to a single character. `min-width: 0` on the inputs (below) makes
   them honour their tracks; the minmax floor keeps the filename readable even
   when a row is tight. */
.upload-review-row {
  display: grid;
  grid-template-columns: 1.5rem minmax(7rem, 1fr) 4rem 3rem 8rem;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.2rem;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.82rem;
}

.upload-review-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* WCAG 2.5.8 wants 24x24 CSS px minimum for a pointer target. The grid track
   is 1.5rem, but `line-height: 1` with no padding made the button's own box
   smaller than the track — and this is a per-row destructive action on a
   phone-first uploader, so it is the target most worth getting right. */
.upload-review-remove {
  border: none;
  background: none;
  color: var(--color-text-muted);
  cursor: pointer;
  line-height: 1;
  min-width: 24px;
  min-height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.upload-review-remove:focus-visible {
  outline: 2px solid var(--color-primary-ring);
  outline-offset: 1px;
}

/* Number inputs are unstyled by default and their spinners overflow a 3rem
   column; box-sizing + width:100% keeps them inside whichever track they land
   in, on both layouts. */
.upload-review-year,
.upload-review-month {
  width: 100%;
  /* Without this a number input refuses to shrink below its intrinsic width
     as a grid item, overflowing its track and squeezing the filename out. */
  min-width: 0;
  box-sizing: border-box;
  padding: 0.2rem 0.4rem;
  background: var(--color-surface-inset);
  border: 1px solid var(--color-border-input);
  border-radius: 3px;
  color: var(--color-text-primary);
  font-size: 0.8rem;
}

/* Error text in this cell can be a whole S3 XML fault ("S3 403: <?xml…"), far
   more than the 8rem track holds. Let it wrap inside the row instead of
   spilling past it. */
.upload-review-row .upload-item-status {
  min-width: 0;
  overflow-wrap: anywhere;
}

/* Phone reflow. The desktop row's fixed tracks total ~18.5rem with gaps, and a
   95vw modal on a 360px screen leaves about 19rem of content box — so the
   filename gets a sliver and the 8rem status column has to hold strings like
   "S3 403: <?xml…". Three lines instead: × + filename, then the two dates,
   then the status across the full width where it is free to wrap. This is a
   phone-first uploader; the small-screen layout is the important one. */
@media (max-width: 600px) {
  .upload-review-row {
    grid-template-columns: 1.5rem 1fr 1fr;
    row-gap: 0.35rem;
    padding: 0.5rem 0.2rem;
  }
  .upload-review-remove { grid-area: 1 / 1; }
  .upload-review-name { grid-area: 1 / 2 / 2 / 4; }
  .upload-review-year { grid-area: 2 / 2; }
  .upload-review-month { grid-area: 2 / 3; }
  .upload-review-row .upload-item-status {
    grid-area: 3 / 1 / 4 / 4;
    text-align: left;
    min-width: 0;
    white-space: normal;
    overflow-wrap: anywhere;
  }
}

/* ── Google Photos import ── */
.gp-progress-badges { display: flex; gap: 0.5rem; flex-wrap: wrap; margin: 0.5rem 0; }
.gp-badge { border-radius: 10px; padding: 0.15rem 0.6rem; font-size: 0.75rem; font-weight: 600; }
.gp-badge.imported { background: var(--color-primary-muted); color: var(--color-primary); }
/* Fill token stays on the background; the label needs the text-safe pair. */
.gp-badge.failed { background: color-mix(in srgb, var(--sys-danger) 15%, transparent); color: var(--sys-danger-text); }
.gp-badge.skipped { background: color-mix(in srgb, var(--sys-text-secondary) 15%, transparent); color: var(--color-text-muted); }

/* ── Public single-photo share page ──────────────────────── */
.share-page { min-height: 100vh; display: flex; flex-direction: column; }
.share-header { padding: 1rem 1.5rem; border-bottom: 1px solid var(--color-border); }
.share-main {
  flex: 1; display: flex; align-items: center; justify-content: center;
  flex-direction: column; padding: 1.5rem; gap: 1rem; text-align: center;
}
.share-main img { max-width: 100%; max-height: 80vh; border-radius: var(--cmp-photo-radius); }
.share-main figcaption { margin-top: 0.75rem; display: flex; flex-direction: column; gap: 0.25rem; }
#share-error { color: var(--color-text-dim); font-size: 1.05rem; }

/* Respect a user's reduced-motion preference (WCAG 2.3.3): collapse the
   hover/transition animations on photo cards, menus, modals, etc. */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}