:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-card: #182234;
  --bg-card-hover: #1e2d42;
  --bg-input: #0b1120;
  --bg-tag: #2a374d;
  --bg-tag-hover: #384964;
  --bg-tag-active: #2563eb;
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: #334155;
  --border-focus: #3b82f6;
  --accent-primary: #3b82f6;
  --accent-hover: #2563eb;
  --accent-success: #10b981;
  --accent-warning: #f59e0b;
  --accent-danger: #ef4444;
  --accent-purple: #8b5cf6;
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.4);
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Header */
.app-header {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-icon {
  font-size: 2rem;
}

.brand-title {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: #60a5fa;
}

.brand-sub {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-family: ui-monospace, monospace;
}

.header-stats {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.stat-pill {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-pill.reviewed .stat-value {
  color: var(--accent-success);
  font-weight: 600;
}

.stat-pill.unreviewed .stat-value {
  color: var(--accent-warning);
  font-weight: 600;
}

.badge-count {
  background-color: #ef4444;
  color: white;
  border-radius: 9999px;
  padding: 1px 6px;
  font-size: 0.75rem;
  font-weight: 700;
  margin-left: 4px;
}

/* Control Bar */
.control-bar {
  background-color: var(--bg-secondary);
  border-bottom: 1px solid var(--border-color);
  padding: 12px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.control-group {
  display: flex;
  align-items: center;
  gap: 8px;
}

.control-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  white-space: nowrap;
}

.folder-chooser-group {
  flex-grow: 1;
  min-width: 260px;
}

.form-select, .form-input {
  background-color: var(--bg-input);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 6px 12px;
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.15s ease;
}

.form-select {
  width: 100%;
  cursor: pointer;
}

.form-select:focus, .form-input:focus {
  border-color: var(--border-focus);
}

.filter-tabs {
  display: flex;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.tab-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 6px 14px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

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

.tab-btn.active {
  background-color: var(--accent-primary);
  color: #ffffff;
}

.search-group {
  min-width: 220px;
}

.search-wrapper {
  position: relative;
  display: flex;
  align-items: center;
  width: 100%;
}

.search-wrapper .form-input {
  width: 100%;
  padding-right: 28px;
}

.search-clear-btn {
  position: absolute;
  right: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
  display: none;
}

.search-clear-btn:hover {
  color: var(--text-primary);
}

/* Pagination Bar */
.pagination-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 24px;
  background-color: rgba(30, 41, 59, 0.5);
  border-bottom: 1px solid var(--border-color);
  flex-wrap: wrap;
  gap: 12px;
}

.pagination-bottom {
  border-top: 1px solid var(--border-color);
  border-bottom: none;
  margin-top: 24px;
}

.pagination-info {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.pagination-buttons {
  display: flex;
  align-items: center;
  gap: 8px;
}

.btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}

.btn:hover {
  background-color: var(--bg-card-hover);
  border-color: var(--text-muted);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-primary {
  background-color: var(--accent-primary);
  border-color: var(--accent-primary);
  color: #ffffff;
}

.btn-primary:hover {
  background-color: var(--accent-hover);
}

.btn-success {
  background-color: var(--accent-success);
  border-color: var(--accent-success);
  color: #ffffff;
}

.btn-warning {
  background-color: #d97706;
  border-color: #f59e0b;
  color: #ffffff;
}

.btn-warning:hover:not(:disabled) {
  background-color: #b45309;
}

.btn-danger {
  background-color: var(--accent-danger);
  border-color: var(--accent-danger);
  color: #ffffff;
}

.btn-danger:hover {
  background-color: #dc2626;
}

.btn-not-meme {
  background: linear-gradient(135deg, #7c3aed 0%, #9333ea 100%);
  border: 1px solid #a855f7;
  color: #ffffff;
  font-weight: 600;
}

.btn-not-meme:hover {
  background: linear-gradient(135deg, #6d28d9 0%, #7e22ce 100%);
  box-shadow: 0 0 10px rgba(168, 85, 247, 0.4);
}

.btn-icon {
  padding: 6px 10px;
  font-size: 1rem;
}

.page-current {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.page-current input {
  width: 50px;
  background: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: var(--radius-sm);
  padding: 2px 6px;
  text-align: center;
  font-size: 0.85rem;
}

/* Main Container & Meme Cards */
.main-container {
  flex-grow: 1;
  padding: 20px 24px 80px 24px;
  max-width: 1600px;
  margin: 0 auto;
  width: 100%;
}

.meme-container {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Meme Card Styling - Exact user spec */
.meme-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.meme-card.focused {
  border-color: #60a5fa;
  box-shadow: 0 0 0 2px rgba(96, 165, 250, 0.3);
}

.meme-card.reviewed {
  border-left: 4px solid var(--accent-success);
}

.meme-card.selected {
  background-color: rgba(59, 130, 246, 0.1);
  border-color: var(--accent-primary);
}

/* Card Header Line */
.card-header-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.card-select-checkbox {
  width: 18px;
  height: 18px;
  cursor: pointer;
  accent-color: var(--accent-primary);
}

.card-filename-text {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.95rem;
  color: #e2e8f0;
  font-weight: 500;
  word-break: break-all;
  user-select: text;
}

.card-filename-text .folder-part {
  color: #94a3b8;
}

.card-filename-text .name-part {
  color: #67e8f9;
  font-weight: 600;
}

.badge-verified {
  background-color: rgba(16, 185, 129, 0.2);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.4);
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.badge-video {
  background-color: rgba(239, 68, 68, 0.2);
  color: #f87171;
  border: 1px solid rgba(239, 68, 68, 0.4);
  padding: 2px 8px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
}

.btn-copy {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px 4px;
  font-size: 0.85rem;
}

.btn-copy:hover {
  color: var(--text-primary);
}

/* Card Image Wrapper */
.card-media-wrapper {
  margin-bottom: 8px;
  display: inline-block;
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background-color: #0b1120;
  border: 1px solid #1e293b;
}

/* Target img element: 250px width */
.card-media-wrapper img, .card-media-wrapper video {
  width: 250px;
  height: auto;
  display: block;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.card-media-wrapper img:hover {
  opacity: 0.92;
  transform: scale(1.01);
}

.video-play-overlay {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.7);
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  pointer-events: none;
}

/* Quick Action Bar under photo */
.card-action-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 6px;
  margin-bottom: 6px;
  flex-wrap: wrap;
}

/* Edit Toggle Hyperlink */
.toggle-edit-link {
  color: #60a5fa;
  font-size: 0.9rem;
  font-weight: 600;
  text-decoration: underline;
  cursor: pointer;
  display: inline-block;
}

.toggle-edit-link:hover {
  color: #93c5fd;
}

/* Collapsible Edit Panel */
.card-edit-panel {
  margin-top: 14px;
  padding: 16px;
  background-color: #0f172a;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.card-edit-panel.hidden {
  display: none;
}

.edit-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.edit-section-title {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Quick Move Row */
.move-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.move-row select {
  max-width: 420px;
  flex-grow: 1;
}

.quick-move-chips {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-top: 4px;
}

.quick-chip {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: #cbd5e1;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all 0.15s ease;
}

.quick-chip:hover {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

/* Tag Picker Accordion / Tabs */
.tag-category-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tag-cat-pill {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  padding: 4px 12px;
  border-radius: 9999px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
}

.tag-cat-pill:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

.tag-cat-pill.active {
  background-color: var(--accent-primary);
  color: #ffffff;
  border-color: var(--accent-primary);
}

.tag-subchips-container {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  padding: 8px;
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  max-height: 130px;
  overflow-y: auto;
}

.tag-chip {
  background-color: var(--bg-tag);
  border: 1px solid rgba(255, 255, 255, 0.05);
  color: #e2e8f0;
  font-size: 0.8rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  user-select: none;
  transition: all 0.15s ease;
}

.tag-chip:hover {
  background-color: var(--bg-tag-hover);
  color: #ffffff;
  transform: translateY(-1px);
}

.tag-chip:active {
  background-color: var(--accent-primary);
}

/* Suffix & Utility Action Buttons */
.tag-utils-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  align-items: center;
}

.btn-util {
  background-color: #1e293b;
  border: 1px solid var(--border-color);
  color: #cbd5e1;
  font-size: 0.75rem;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
}

.btn-util:hover {
  background-color: #334155;
  color: #ffffff;
}

/* Rename Input Row */
.rename-row {
  display: flex;
  gap: 8px;
  align-items: center;
  flex-wrap: wrap;
}

.filename-input-wrapper {
  display: flex;
  align-items: center;
  flex-grow: 1;
  max-width: 650px;
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.filename-input-wrapper input {
  flex-grow: 1;
  background: transparent;
  border: none;
  color: #67e8f9;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.95rem;
  padding: 6px 10px;
  outline: none;
}

.filename-input-wrapper .file-ext-label {
  padding: 6px 10px;
  color: #94a3b8;
  font-size: 0.85rem;
  background: #1e293b;
  border-left: 1px solid var(--border-color);
}

/* Action Buttons Bottom */
.edit-footer-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border-color);
  padding-top: 12px;
  margin-top: 4px;
}

.left-actions, .right-actions {
  display: flex;
  gap: 8px;
  align-items: center;
}

/* Sticky Batch Action Toolbar */
.batch-toolbar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(15, 23, 42, 0.95);
  backdrop-filter: blur(8px);
  border-top: 2px solid var(--accent-primary);
  padding: 12px 24px;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
  z-index: 200;
  transition: transform 0.2s ease;
}

.batch-toolbar.hidden {
  transform: translateY(100%);
  pointer-events: none;
}

.batch-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}

.batch-count {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: #60a5fa;
}

.batch-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.batch-folder-select {
  min-width: 250px;
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.92);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.lightbox-modal.hidden {
  display: none;
}

.lightbox-content {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-media-wrapper {
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 90vw;
  max-height: 80vh;
}

.lightbox-media-wrapper img, .lightbox-media-wrapper video {
  max-width: 90vw;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  background: transparent;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
}

.lightbox-nav-prev, .lightbox-nav-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: white;
  font-size: 3rem;
  cursor: pointer;
  user-select: none;
  padding: 10px;
  background: rgba(0, 0, 0, 0.4);
  border-radius: var(--radius-sm);
}

.lightbox-nav-prev { left: -60px; }
.lightbox-nav-next { right: -60px; }

.lightbox-nav-prev:hover, .lightbox-nav-next:hover {
  background: rgba(0, 0, 0, 0.8);
}

.lightbox-caption {
  color: #e2e8f0;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.9rem;
  margin-top: 12px;
  text-align: center;
  word-break: break-all;
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.hidden {
  display: none;
}

.modal-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  width: 100%;
  max-width: 600px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.modal-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-body {
  padding: 20px;
}

.shortcuts-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

.shortcuts-table th, .shortcuts-table td {
  padding: 8px 12px;
  border-bottom: 1px solid var(--border-color);
  text-align: left;
}

.shortcuts-table th {
  color: var(--text-secondary);
  font-size: 0.8rem;
  text-transform: uppercase;
}

kbd {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 2px 6px;
  font-size: 0.8rem;
  font-family: ui-monospace, SFMono-Regular, monospace;
}

.help-tips {
  background-color: var(--bg-primary);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--accent-primary);
}

.help-tips h4 {
  margin-bottom: 8px;
  font-size: 0.9rem;
}

.help-tips ul {
  padding-left: 20px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.help-tips li {
  margin-bottom: 4px;
}

/* Spinner & Toast */
.loading-spinner {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 60px 20px;
  color: var(--text-secondary);
  gap: 16px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 1000;
  pointer-events: none;
}

.toast {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  box-shadow: var(--shadow-lg);
  font-size: 0.85rem;
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: 10px;
  animation: toastIn 0.2s ease, toastOut 0.2s ease 3.5s forwards;
}

.toast .toast-undo-btn {
  background: #f59e0b;
  border: none;
  color: black;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.75rem;
}

.toast.success { border-left: 4px solid var(--accent-success); }
.toast.error { border-left: 4px solid var(--accent-danger); }
.toast.info { border-left: 4px solid var(--accent-primary); }

@keyframes toastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes toastOut {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(-10px); }
}