:root {
  --bg-pitch: #0b0f19;
  --bg-panel: #162032;
  --border-slate: #24324d;
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.15);
  --accent-emerald: #10b981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.15);
  --text-primary: #f8fafc;
  --text-muted: #94a3b8;
  --font-family: 'Outfit', sans-serif;
  --transition-smooth: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --border-radius: 8px;
}

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

body {
  background-color: var(--bg-pitch);
  color: var(--text-primary);
  font-family: var(--font-family);
  height: 100vh;
  overflow: hidden;
  line-height: 1.5;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

button, input, select {
  font-family: inherit;
  color: inherit;
}

button:focus, input:focus, select:focus {
  outline: none;
}

.app-layout {
  display: grid;
  grid-template-rows: 70px 1fr 180px;
  height: 100vh;
  width: 100vw;
}

.app-header {
  background-color: var(--bg-panel);
  border-bottom: 1px solid var(--border-slate);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
}

.brand-group {
  display: flex;
  flex-direction: column;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo-icon {
  width: 28px;
  height: 28px;
}

.brand-title {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.brand-title span {
  color: var(--accent-amber);
}

.brand-tagline {
  font-size: 11px;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 2px;
}

.action-group {
  display: flex;
  gap: 12px;
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  font-size: 13px;
  font-weight: 500;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid var(--border-slate);
}

.upload-btn {
  background-color: var(--border-slate);
  color: var(--text-primary);
}

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

.upload-btn:focus-within {
  border-color: var(--accent-amber);
  box-shadow: 0 0 0 3px var(--accent-amber-glow);
}

.export-btn {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  border-color: var(--accent-amber);
}

.export-btn:hover:not(:disabled) {
  background-color: #d97706;
  border-color: #d97706;
  box-shadow: 0 0 12px var(--accent-amber-glow);
}

.export-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  background-color: transparent;
  color: var(--text-muted);
  border-color: var(--border-slate);
}

.export-btn:focus {
  box-shadow: 0 0 0 3px var(--accent-amber-glow);
}

.batch-btn {
  background-color: rgba(36, 50, 77, 0.45);
  color: var(--text-muted);
  border: 1px solid var(--border-slate);
}

.batch-btn:hover {
  background-color: rgba(36, 50, 77, 0.8);
  color: var(--text-primary);
  border-color: var(--accent-amber);
}

.batch-btn.active {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  border-color: var(--accent-amber);
}

#batch-count {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  padding: 1px 6px;
  border-radius: 12px;
  font-size: 10px;
  font-weight: 700;
  margin-left: 4px;
  transition: var(--transition-smooth);
}

.batch-btn.active #batch-count {
  background-color: var(--bg-pitch);
  color: var(--accent-amber);
}

.mobile-only-btn {
  display: none !important;
}

@media (max-width: 768px) {
  .mobile-only-btn {
    display: inline-flex !important;
  }
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-slate);
}

.sidebar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
  letter-spacing: -0.3px;
}

.reset-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  padding: 6px 10px;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
}

.reset-all-btn:hover {
  color: var(--accent-amber);
  background-color: var(--accent-amber-glow);
}

.reset-icon {
  width: 14px;
  height: 14px;
  fill: currentColor;
}

.close-adjust-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  padding: 0 4px;
  transition: var(--transition-smooth);
}

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

.btn-icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.app-main {
  display: grid;
  grid-template-columns: 1fr 340px;
  height: 100%;
  overflow: hidden;
}

.viewport-section {
  background-color: var(--bg-pitch);
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 24px;
  overflow: hidden;
  position: relative;
}

.viewport-wrapper {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.canvas-container {
  position: absolute;
  top: 0;
  left: 0;
  box-shadow: 0 12px 36px rgba(0, 0, 0, 0.5);
  display: none;
  overflow: hidden;
  transform-origin: 0 0;
  cursor: grab;
}

.canvas-container:active {
  cursor: grabbing;
}

.split-view-image {
  display: block;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  pointer-events: none;
  user-select: none;
}

.processed-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 50%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
}

#gl-canvas {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  object-fit: contain;
  pointer-events: none;
}

.split-slider {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--accent-amber);
  cursor: ew-resize;
  z-index: 10;
}

.split-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  background-color: var(--bg-panel);
  border: 1px solid var(--accent-amber);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 4px 8px rgba(0,0,0,0.5);
  color: var(--accent-amber);
  pointer-events: none;
  transition: var(--transition-smooth);
}

.split-slider:hover .split-handle {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  box-shadow: 0 0 12px var(--accent-amber-glow);
}

.handle-icon {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.viewport-fallback {
  width: 100%;
  height: 100%;
  border: 2px dashed var(--border-slate);
  border-radius: 12px;
  display: flex;
  justify-content: center;
  align-items: center;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.viewport-fallback:hover {
  border-color: var(--accent-amber);
  background-color: rgba(22, 32, 50, 0.2);
}

.fallback-content {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.fallback-icon {
  width: 64px;
  height: 64px;
  fill: var(--text-muted);
  margin-bottom: 16px;
}

.fallback-primary {
  font-size: 18px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.fallback-secondary {
  font-size: 12px;
  color: var(--text-muted);
}

.sidebar-section {
  background-color: var(--bg-panel);
  border-left: 1px solid var(--border-slate);
  height: 100%;
  overflow: hidden;
}

.sidebar-scroll {
  height: 100%;
  overflow-y: auto;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.sidebar-scroll::-webkit-scrollbar {
  width: 6px;
}

.sidebar-scroll::-webkit-scrollbar-track {
  background: transparent;
}

.sidebar-scroll::-webkit-scrollbar-thumb {
  background: var(--border-slate);
  border-radius: 3px;
}

.sidebar-scroll::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.control-group {
  display: flex;
  flex-direction: column;
  gap: 16px;
  border-bottom: 1px solid var(--border-slate);
  padding-bottom: 24px;
}

.control-group:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.group-title {
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
}

.slider-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.slider-header label {
  color: var(--text-primary);
  font-weight: 500;
}

.val-badge {
  background-color: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  padding: 2px 8px;
  font-size: 11px;
  border-radius: 4px;
  color: var(--accent-amber);
  font-weight: 600;
}

input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  border-radius: 3px;
  outline: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent-amber);
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 8px var(--accent-amber-glow);
}

input[type="range"]::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border: none;
  border-radius: 50%;
  background: var(--accent-amber);
  cursor: pointer;
  transition: var(--transition-smooth);
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

input[type="range"]::-moz-range-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 8px var(--accent-amber-glow);
}

input[type="range"]:focus::-webkit-slider-thumb {
  box-shadow: 0 0 0 4px var(--accent-amber-glow);
}

input[type="range"]:focus::-moz-range-thumb {
  box-shadow: 0 0 0 4px var(--accent-amber-glow);
}

.lut-info-panel {
  background-color: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  padding: 12px;
  border-radius: var(--border-radius);
}

.lut-info-label {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.lut-info-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
  margin-top: 2px;
}

.app-footer {
  background-color: var(--bg-panel);
  border-top: 1px solid var(--border-slate);
  display: flex;
  flex-direction: column;
  padding: 0 24px 16px;
  overflow: hidden;
  position: relative;
  min-height: 100px;
}

.footer-resize-handle {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 16px;
  cursor: ns-resize;
  flex-shrink: 0;
  user-select: none;
  touch-action: none;
}

.resize-grip {
  width: 48px;
  height: 4px;
  background-color: var(--border-slate);
  border-radius: 2px;
  transition: background-color 0.15s ease;
}

.footer-resize-handle:hover .resize-grip {
  background-color: var(--accent-amber);
}

.presets-container {
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
}

.category-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
}

.category-tabs::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  background-color: transparent;
  border: 1px solid var(--border-slate);
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 16px;
  cursor: pointer;
  transition: var(--transition-smooth);
  color: var(--text-muted);
}

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

.tab-btn.active {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  border-color: var(--accent-amber);
  box-shadow: 0 2px 8px var(--accent-amber-glow);
}

.tab-btn:focus {
  box-shadow: 0 0 0 3px var(--accent-amber-glow);
}

.presets-gallery-wrapper {
  overflow: auto;
  flex: 1;
  min-height: 0;
}

.presets-gallery-wrapper::-webkit-scrollbar {
  height: 6px;
  width: 6px;
}

.presets-gallery-wrapper::-webkit-scrollbar-track {
  background: transparent;
}

.presets-gallery-wrapper::-webkit-scrollbar-thumb {
  background: var(--border-slate);
  border-radius: 3px;
}

.presets-gallery-wrapper::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

.presets-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding-bottom: 6px;
}

.preset-card {
  width: 140px;
  flex-shrink: 0;
  background-color: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.preset-card:hover {
  transform: translateY(-2px);
  border-color: var(--text-muted);
}

.preset-card.active {
  border-color: var(--accent-amber);
  box-shadow: 0 0 10px var(--accent-amber-glow);
}

.preset-card:focus {
  box-shadow: 0 0 0 3px var(--accent-amber-glow);
}

.preset-thumbnail-placeholder {
  position: relative;
  height: 64px;
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  color: var(--text-muted);
}

.preset-thumbnail-img {
  width: 100%;
  height: 64px;
  object-fit: cover;
}

.preset-thumb-icon {
  width: 24px;
  height: 24px;
  fill: currentColor;
  opacity: 0.5;
}

.preset-info {
  padding: 8px 10px;
}

.preset-name {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.preset-cat {
  font-size: 9px;
  color: var(--text-muted);
  margin-top: 2px;
}

@media (max-width: 900px) {
  .app-layout {
    grid-template-rows: auto 1fr var(--footer-height, 140px);
    height: 100vh;
    overflow: hidden;
  }
  .app-main {
    grid-template-columns: 1fr;
    grid-template-rows: 1fr;
    height: 100%;
    overflow: hidden;
  }
  .sidebar-section {
    position: fixed;
    bottom: -100%;
    left: 0;
    width: 100%;
    height: 48%;
    z-index: 150;
    border-left: none;
    border-top: 1px solid var(--border-slate);
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.6);
    transition: bottom 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  }
  .sidebar-section.open {
    bottom: 0;
  }
  .close-adjust-btn {
    display: block;
  }
  .footer-resize-handle {
    height: 24px;
  }
  .resize-grip {
    width: 40px;
    height: 5px;
  }
}

.batch-drawer {
  position: fixed;
  top: 0;
  left: -350px;
  width: 350px;
  height: 100vh;
  background-color: var(--bg-panel);
  border-right: 1px solid var(--border-slate);
  z-index: 100;
  display: flex;
  flex-direction: column;
  transition: var(--transition-smooth);
  box-shadow: 10px 0 30px rgba(0, 0, 0, 0.5);
}

.batch-drawer.open {
  left: 0;
}

.drawer-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-slate);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.drawer-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.close-btn {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
}

.close-btn:hover {
  color: var(--accent-amber);
}

.drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
}

.batch-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.batch-item {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  padding: 10px;
  border-radius: var(--border-radius);
  position: relative;
  cursor: pointer;
  transition: var(--transition-smooth);
}

.batch-item:hover {
  border-color: var(--text-muted);
}

.batch-item.active {
  border-color: var(--accent-emerald);
  box-shadow: 0 0 8px var(--accent-emerald-glow);
}

.batch-thumb {
  width: 48px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-slate);
}

.batch-item-info {
  flex: 1;
  min-width: 0;
}

.batch-item-name {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.batch-item-status {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 2px;
}

.batch-item-remove {
  background: none;
  border: none;
  color: #ef4444;
  font-size: 16px;
  cursor: pointer;
  padding: 4px;
  transition: var(--transition-smooth);
}

.batch-item-remove:hover {
  transform: scale(1.1);
}

.drawer-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border-slate);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.batch-export-btn {
  background-color: var(--accent-emerald);
  color: var(--bg-pitch);
  border-color: var(--accent-emerald);
  width: 100%;
  justify-content: center;
}

.batch-export-btn:hover:not(:disabled) {
  background-color: #059669;
  border-color: #059669;
  box-shadow: 0 0 12px var(--accent-emerald-glow);
}

.batch-export-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  background-color: transparent;
  color: var(--text-muted);
  border-color: var(--border-slate);
}

.clear-btn {
  background-color: transparent;
  color: var(--text-primary);
  border-color: var(--border-slate);
  width: 100%;
  justify-content: center;
}

.clear-btn:hover {
  background-color: rgba(239, 68, 68, 0.1);
  border-color: #ef4444;
  color: #ef4444;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: none;
  align-items: center;
  justify-content: center;
}

.modal-overlay.open {
  display: flex;
}

.modal-content {
  background-color: var(--bg-panel);
  border: 1px solid var(--border-slate);
  width: 90%;
  max-width: 450px;
  border-radius: 12px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  animation: modalFadeIn 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: translateY(20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border-slate);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
}

.modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.dialog-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.dialog-row label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
}

.dialog-row input[type="text"],
.dialog-row select {
  background-color: var(--bg-pitch);
  border: 1px solid var(--border-slate);
  border-radius: var(--border-radius);
  padding: 10px 12px;
  font-size: 13px;
  color: var(--text-primary);
  width: 100%;
  transition: var(--transition-smooth);
}

.dialog-row input[type="text"]:focus,
.dialog-row select:focus {
  border-color: var(--accent-amber);
}

.checkbox-container {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.checkbox-container input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--accent-amber);
  cursor: pointer;
}

.checkbox-label {
  font-size: 13px;
  color: var(--text-primary);
}

.modal-footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border-slate);
  display: flex;
  justify-content: flex-end;
}

.modal-footer .export-btn {
  width: auto;
  padding: 10px 24px;
}

.camera-modal-content {
  max-width: 580px;
}

.camera-stream-wrapper {
  width: 100%;
  aspect-ratio: 4/3;
  background-color: #020617;
  border-radius: var(--border-radius);
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-slate);
}

#camera-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

#camera-video.mirrored {
  transform: scaleX(-1);
}

.shutter-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 600px) {
  .app-header {
    height: auto;
    padding: 12px 16px;
    flex-direction: column;
    gap: 12px;
    align-items: stretch;
  }
  .app-layout {
    grid-template-rows: auto 1fr 140px;
    height: 100vh;
    overflow: hidden;
  }
  .brand-group {
    text-align: center;
    align-items: center;
    width: 100%;
  }
  .brand-tagline {
    display: none;
  }
  .action-group {
    justify-content: center;
    width: 100%;
    flex-wrap: wrap;
    gap: 6px;
  }
  .action-btn {
    padding: 8px 12px;
    font-size: 11px;
    flex: 1 1 calc(50% - 6px);
    justify-content: center;
    min-width: 110px;
  }
  .github-btn {
    min-width: 0 !important;
    flex: 0 0 42px !important;
    width: 42px !important;
    height: 42px !important;
    padding: 8px !important;
  }
  .batch-drawer {
    width: 100%;
    left: -100%;
  }
  .batch-drawer.open {
    left: 0;
  }
}

/* GitHub Button Styling */
.github-btn {
  background-color: #1e293b;
  color: #ffffff !important;
  border-color: var(--border-slate);
  text-decoration: none;
  padding: 10px;
  width: 42px;
  height: 42px;
  justify-content: center;
  flex-shrink: 0;
}

.github-btn .btn-icon {
  margin: 0;
}

.github-btn:hover {
  background-color: #0f172a;
  border-color: #ffffff;
  box-shadow: 0 0 10px rgba(255, 255, 255, 0.2);
}

/* Sidebar Footer Credits & Policy */
.sidebar-footer {
  margin-top: 24px;
  padding: 16px 8px 8px 8px;
  border-top: 1px solid var(--border-slate);
  text-align: center;
  font-size: 11px;
  color: var(--text-muted);
}

.sidebar-footer p {
  margin-bottom: 6px;
}

.sidebar-footer a {
  color: var(--accent-amber);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
}

.sidebar-footer a:hover {
  color: var(--text-primary);
  text-shadow: 0 0 6px var(--accent-amber-glow);
}

/* Privacy Consent Banner */
.privacy-banner {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 48px);
  max-width: 800px;
  background: rgba(22, 32, 50, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-slate);
  border-radius: 12px;
  padding: 16px 24px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  z-index: 9999;
  display: flex;
  transition: opacity 0.3s ease, transform 0.3s ease;
  animation: slideUpBanner 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideUpBanner {
  from {
    opacity: 0;
    transform: translate(-50%, 40px);
  }
  to {
    opacity: 1;
    transform: translate(-50%, 0);
  }
}

.privacy-banner.hidden {
  display: none !important;
  opacity: 0;
  pointer-events: none;
}

.privacy-banner-content {
  display: flex;
  align-items: center;
  gap: 16px;
  width: 100%;
}

.privacy-icon {
  width: 24px;
  height: 24px;
  color: var(--accent-amber);
  flex-shrink: 0;
}

.privacy-text {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.5;
  margin: 0;
  flex-grow: 1;
}

.privacy-text a {
  color: var(--accent-amber);
  text-decoration: underline;
  font-weight: 500;
}

.privacy-text a:hover {
  color: #fbbf24;
}

.accept-privacy-btn {
  background-color: var(--accent-amber);
  color: var(--bg-pitch);
  border-color: var(--accent-amber);
  padding: 8px 16px;
  font-size: 12px;
  font-weight: 600;
  flex-shrink: 0;
  transition: var(--transition-smooth);
}

.accept-privacy-btn:hover {
  background-color: #fbbf24;
  border-color: #fbbf24;
  box-shadow: 0 0 8px rgba(245, 158, 11, 0.3);
}

/* Privacy Modal Content */
.privacy-modal-content {
  max-width: 500px;
}

.markdown-content h4 {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-amber);
  margin-top: 8px;
  margin-bottom: 12px;
}

.markdown-content p {
  font-size: 13px;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 14px;
}

.markdown-content ul {
  padding-left: 20px;
  margin-bottom: 14px;
}

.markdown-content li {
  font-size: 12.5px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 8px;
}

.markdown-content strong {
  color: var(--text-primary);
}

@media (max-width: 600px) {
  .privacy-banner {
    bottom: 16px;
    width: calc(100% - 32px);
    padding: 12px 16px;
  }
  .privacy-banner-content {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }
  .privacy-icon {
    display: none;
  }
  .privacy-text {
    font-size: 12px;
    text-align: center;
  }
  .accept-privacy-btn {
    width: 100%;
    justify-content: center;
  }
}

/* Preset Card Sequential Loading Spinner & Animation */
.preset-card-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid rgba(245, 158, 11, 0.1);
  border-top: 2px solid var(--accent-amber);
  border-radius: 50%;
  animation: presetCardSpin 0.8s linear infinite;
  display: block;
}

@keyframes presetCardSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.preset-thumbnail-img {
  opacity: 0;
  transition: opacity 0.3s ease;
}

.preset-thumbnail-img.fade-in {
  opacity: 1;
}

/* Preset Card Processing/Loading Overlay */
.preset-card.processing .preset-thumbnail-placeholder::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
  z-index: 2;
  border-radius: 4px;
}

.preset-card.processing .preset-thumbnail-placeholder::before {
  content: '';
  position: absolute;
  top: calc(50% - 10px);
  left: calc(50% - 10px);
  width: 20px;
  height: 20px;
  border: 2px solid rgba(245, 158, 11, 0.2);
  border-top: 2px solid var(--accent-amber);
  border-radius: 50%;
  animation: presetCardSpin 0.8s linear infinite;
  z-index: 3;
}

/* Mobile LUTs Section Auto-Filling Layout */
@media (max-width: 600px) {
  .app-footer {
    padding: 0 12px 12px !important;
  }
  .presets-gallery {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(90px, 1fr)) !important;
    gap: 8px !important;
    width: 100% !important;
  }
  .preset-card {
    width: 100% !important;
    flex-shrink: 1 !important;
  }
}