/**
 * dopic.app - Mobile Stylesheet for [signature]
 * Concise, modern iOS design system with high usability and zero clutter.
 * - Top Demo Samples Gallery
 * - Popup Window Modal Crop Dialog
 * - Preview First Architecture
 */

:root {
  --primary: #0284c7;
  --primary-hover: #0369a1;
  --primary-gradient: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  --success: #10b981;
  --surface: #ffffff;
  --bg: #f8fafc;
  --border: #e2e8f0;
  --text-primary: #0f172a;
  --text-muted: #64748b;
  --radius-xl: 18px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 8px;
}

/* Base Mobile Container */
.m-workspace-wrap {
  padding: 0 0.75rem 2rem 0.75rem !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.app-box {
  width: 100% !important;
  max-width: 100% !important;
  margin: 0 auto !important;
  padding: 0 !important;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.85rem !important;
}

/* =========================================================================
   1. TOP DEMO SAMPLES GALLERY (Placed at the Very Top)
   ========================================================================= */
.top-demo-sec {
  width: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.45rem !important;
  box-sizing: border-box !important;
}

.top-demo-header {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.top-demo-label {
  font-size: 0.82rem !important;
  font-weight: 800 !important;
  color: #0369a1 !important;
  display: flex !important;
  align-items: center !important;
  gap: 4px !important;
}

.top-demo-grid {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) !important;
  gap: 0.55rem !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.top-demo-card {
  position: relative !important;
  background: #ffffff !important;
  border: 1.5px solid #e2e8f0 !important;
  border-radius: var(--radius-lg, 12px) !important;
  padding: 0.7rem 0.65rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.05) !important;
  cursor: pointer !important;
  text-align: center !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-sizing: border-box !important;
  min-width: 0 !important;
  overflow: hidden !important;
}

.top-demo-card:active {
  transform: scale(0.97);
}

.top-demo-card.active {
  background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%) !important;
  border-color: #0284c7 !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.2) !important;
}

.top-demo-badge {
  position: absolute !important;
  top: -5px !important;
  right: 6px !important;
  font-size: 0.62rem !important;
  font-weight: 800 !important;
  color: #ffffff !important;
  background: #ea580c !important;
  padding: 1px 5px !important;
  border-radius: 6px !important;
  letter-spacing: 0.5px !important;
  box-shadow: 0 2px 4px rgba(234, 88, 12, 0.3) !important;
}

.top-demo-title {
  font-size: 0.8rem !important;
  font-weight: 700 !important;
  color: #0f172a !important;
  white-space: nowrap !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  min-width: 0 !important;
}

.top-demo-card.active .top-demo-title {
  color: #0284c7 !important;
  font-weight: 800 !important;
}

/* Quick Upload Button (Between Demo Gallery & Workspace) */
.quick-upload-wrap {
  width: 100% !important;
  box-sizing: border-box !important;
  margin: 0.1rem 0 !important;
}

.btn-primary-upload-direct {
  width: 100% !important;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: var(--radius-lg) !important;
  padding: 0.8rem 1rem !important;
  font-size: 0.95rem !important;
  font-weight: 700 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.55rem !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.28) !important;
  cursor: pointer !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-sizing: border-box !important;
}

.btn-primary-upload-direct:active {
  transform: scale(0.985);
  box-shadow: 0 2px 6px rgba(2, 132, 199, 0.2) !important;
}

.btn-primary-upload-direct svg {
  flex-shrink: 0;
}

/* Hide old bulky upload banner */
.top-upload-banner {
  display: none !important;
}

/* Stage 0 Fallback Dropzone */
.dropzone {
  background: #ffffff !important;
  border: 2px dashed #cbd5e1 !important;
  border-radius: var(--radius-lg) !important;
  padding: 1.5rem 1rem !important;
  box-shadow: 0 4px 16px -2px rgba(15, 23, 42, 0.05) !important;
}

/* =========================================================================
   3. CROP MODAL DIALOG (Popup Window)
   ========================================================================= */
.crop-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1200;
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 0.75rem;
  box-sizing: border-box;
}

.crop-modal-overlay.active {
  display: flex !important;
}

.crop-modal-dialog {
  background: #ffffff !important;
  width: 100% !important;
  max-width: 440px !important;
  max-height: 92vh !important;
  border-radius: 20px !important;
  box-shadow: 0 20px 48px -10px rgba(0, 0, 0, 0.35) !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.65rem !important;
  padding: 1rem !important;
  box-sizing: border-box !important;
  overflow-y: auto !important;
  animation: cropModalIn 0.25s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

@keyframes cropModalIn {
  from {
    opacity: 0;
    transform: scale(0.92) translateY(12px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.crop-modal-header {
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  border-bottom: 1px solid #f1f5f9 !important;
  padding-bottom: 0.5rem !important;
}

.crop-modal-title-row {
  display: flex !important;
  align-items: center !important;
  gap: 0.5rem !important;
}

.crop-modal-title {
  font-size: 1rem !important;
  font-weight: 800 !important;
  color: #0f172a !important;
}

.crop-modal-close-btn {
  width: 32px !important;
  height: 32px !important;
  border-radius: 50% !important;
  background: #f1f5f9 !important;
  border: none !important;
  color: #64748b !important;
  font-size: 1.35rem !important;
  font-weight: 400 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  cursor: pointer !important;
  line-height: 1 !important;
  transition: all 0.15s ease !important;
}

.crop-modal-close-btn:active {
  background: #e2e8f0 !important;
  color: #0f172a !important;
}

.step-badge {
  font-size: 0.7rem !important;
  font-weight: 700 !important;
  color: #0284c7 !important;
  background: #e0f2fe !important;
  padding: 2px 7px !important;
  border-radius: 6px !important;
  border: 1px solid #bae6fd !important;
}

.crop-ratio-scroll {
  display: flex !important;
  align-items: center !important;
  gap: 0.35rem !important;
  overflow-x: auto !important;
  -webkit-overflow-scrolling: touch !important;
  padding: 2px 0 !important;
  scrollbar-width: none !important;
}
.crop-ratio-scroll::-webkit-scrollbar {
  display: none !important;
}

.preset-pill {
  padding: 0.35rem 0.65rem !important;
  font-size: 0.78rem !important;
  font-weight: 600 !important;
  border-radius: 8px !important;
  border: 1px solid #cbd5e1 !important;
  background: #ffffff !important;
  color: #334155 !important;
  white-space: nowrap !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
}

.preset-pill:active {
  transform: scale(0.96);
}

.preset-pill.active {
  background: #0284c7 !important;
  color: #ffffff !important;
  border-color: #0284c7 !important;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.28) !important;
}

.crop-viewport {
  width: 100% !important;
  min-height: 200px !important;
  max-height: 290px !important;
  background: #0f172a !important;
  border-radius: 12px !important;
  overflow: hidden !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  position: relative !important;
  touch-action: none !important;
}

.crop-media-wrap {
  position: relative !important;
  display: inline-block !important;
  max-width: 100% !important;
  max-height: 290px !important;
  user-select: none !important;
}

#cropImg {
  display: block !important;
  max-width: 100% !important;
  max-height: 290px !important;
  object-fit: contain !important;
  user-select: none !important;
  -webkit-user-drag: none !important;
}

.crop-selection {
  position: absolute !important;
  box-sizing: border-box !important;
  border: 2px solid #0284c7 !important;
  background: rgba(2, 132, 199, 0.12) !important;
  cursor: move !important;
  touch-action: none !important;
}

.crop-grid-h, .crop-grid-v {
  position: absolute !important;
  border: none !important;
  pointer-events: none !important;
}

.crop-grid-h {
  width: 100% !important;
  height: 1px !important;
  background: rgba(255, 255, 255, 0.45) !important;
}
.crop-grid-h.line1 { top: 33.33% !important; }
.crop-grid-h.line2 { top: 66.66% !important; }

.crop-grid-v {
  height: 100% !important;
  width: 1px !important;
  background: rgba(255, 255, 255, 0.45) !important;
}
.crop-grid-v.line1 { left: 33.33% !important; }
.crop-grid-v.line2 { left: 66.66% !important; }

.crop-handle {
  position: absolute !important;
  width: 18px !important;
  height: 18px !important;
  background: #ffffff !important;
  border: 2.5px solid #0284c7 !important;
  border-radius: 4px !important;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25) !important;
  touch-action: none !important;
}

.handle-nw { top: -8px; left: -8px; }
.handle-ne { top: -8px; right: -8px; }
.handle-sw { bottom: -8px; left: -8px; }
.handle-se { bottom: -8px; right: -8px; }
.handle-n { top: -8px; left: calc(50% - 9px); }
.handle-s { bottom: -8px; left: calc(50% - 9px); }
.handle-w { top: calc(50% - 9px); left: -8px; }
.handle-e { top: calc(50% - 9px); right: -8px; }

.crop-badge {
  position: absolute !important;
  bottom: 6px !important;
  right: 6px !important;
  background: rgba(15, 23, 42, 0.85) !important;
  color: #ffffff !important;
  font-size: 0.68rem !important;
  padding: 2px 6px !important;
  border-radius: 4px !important;
  pointer-events: none !important;
}

.crop-modal-tools {
  display: grid !important;
  grid-template-columns: repeat(3, 1fr) !important;
  gap: 0.35rem !important;
}

.crop-modal-footer {
  display: grid !important;
  grid-template-columns: 1fr 1.6fr !important;
  gap: 0.5rem !important;
  margin-top: 0.2rem !important;
}

.btn-primary-crop {
  min-height: 44px !important;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: 12px !important;
  font-weight: 700 !important;
  font-size: 0.9rem !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.3) !important;
  cursor: pointer !important;
}

.btn-secondary {
  min-height: 44px !important;
  background: #f1f5f9 !important;
  color: #334155 !important;
  border: 1px solid #cbd5e1 !important;
  border-radius: 12px !important;
  font-weight: 600 !important;
  font-size: 0.84rem !important;
  cursor: pointer !important;
}

/* =========================================================================
   4. WORKSPACE STAGE (Concise, Clean & Mobile Optimized)
   ========================================================================= */
.workspace-wrap {
  display: flex !important;
  flex-direction: column !important;
  gap: 0.75rem !important;
  width: 100% !important;
}

/* Top Action Header */
.workspace-header-bar {
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: var(--radius-lg) !important;
  padding: 0.6rem 0.85rem !important;
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  gap: 0.5rem !important;
  box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04) !important;
}

.workspace-header-left {
  display: flex !important;
  align-items: center !important;
  gap: 0.45rem !important;
}

.workspace-header-actions {
  display: flex !important;
  align-items: center !important;
  gap: 0.35rem !important;
}

.btn-subtle {
  background: #f8fafc !important;
  border: 1px solid #cbd5e1 !important;
  color: #334155 !important;
  padding: 0.35rem 0.65rem !important;
  border-radius: 8px !important;
  font-size: 0.78rem !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  transition: all 0.15s ease !important;
}

.btn-subtle:active {
  transform: scale(0.95);
  background: #e2e8f0 !important;
}

/* =========================================================================
   5. PREVIEW BOARD (Clean, Centered, High Contrast)
   ========================================================================= */
.preview-board-wrap {
  width: 100% !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 0.45rem !important;
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: var(--radius-xl) !important;
  padding: 0.75rem !important;
  box-shadow: 0 4px 20px -3px rgba(15, 23, 42, 0.07) !important;
  box-sizing: border-box !important;
}

.preview-board {
  width: 100% !important;
  min-height: 180px !important;
  max-height: 280px !important;
  background: repeating-conic-gradient(#e2e8f0 0% 25%, #ffffff 0% 50%) 50% / 14px 14px !important;
  border-radius: 12px !important;
  padding: 1rem !important;
  border: 1px solid #cbd5e1 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  position: relative !important;
  overflow: hidden !important;
  box-sizing: border-box !important;
  touch-action: none !important;
}

#signatureCanvas {
  max-width: 100% !important;
  max-height: 240px !important;
  object-fit: contain !important;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.12) !important;
  border-radius: 4px !important;
  touch-action: none !important;
}

/* =========================================================================
   5b. CANVAS ERASER BAR (Directly Underneath Canvas)
   ========================================================================= */
.canvas-eraser-bar {
  width: 100% !important;
  box-sizing: border-box !important;
  padding-top: 0.35rem !important;
}

.eraser-bar-main {
  display: flex !important;
  align-items: center !important;
  gap: 0.45rem !important;
  flex-wrap: nowrap !important;
  overflow-x: auto !important;
  scrollbar-width: none !important;
  -webkit-overflow-scrolling: touch !important;
  width: 100% !important;
}

.eraser-bar-main::-webkit-scrollbar {
  display: none !important;
}

.eraser-toggle-btn {
  display: inline-flex !important;
  align-items: center !important;
  gap: 5px !important;
  padding: 0.38rem 0.75rem !important;
  background: #f8fafc !important;
  color: #334155 !important;
  border: 1.5px solid #cbd5e1 !important;
  border-radius: var(--radius-md) !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
  transition: all 0.2s ease !important;
}

.eraser-toggle-btn:active {
  transform: scale(0.96);
}

.eraser-toggle-btn.active {
  background: #dc2626 !important;
  color: #ffffff !important;
  border-color: #dc2626 !important;
  box-shadow: 0 2px 8px rgba(220, 38, 38, 0.3) !important;
}

.eraser-inline-tools {
  display: flex !important;
  align-items: center !important;
  gap: 0.35rem !important;
  flex-wrap: nowrap !important;
  flex-shrink: 0 !important;
}

.eraser-inline-hint,
#eraserHint {
  display: none !important;
}

.eraser-size-group {
  display: inline-flex !important;
  align-items: center !important;
  background: #f1f5f9 !important;
  border: 1px solid #cbd5e1 !important;
  border-radius: 8px !important;
  padding: 2px !important;
  gap: 2px !important;
}

.eraser-size-pill {
  border: none !important;
  background: transparent !important;
  padding: 0.24rem 0.6rem !important;
  font-size: 0.76rem !important;
  font-weight: 700 !important;
  border-radius: 6px !important;
  color: #475569 !important;
  cursor: pointer !important;
  transition: all 0.15s ease !important;
}

.eraser-size-pill.active {
  background: #ffffff !important;
  color: #dc2626 !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12) !important;
}

.btn-xs {
  padding: 0.28rem 0.55rem !important;
  font-size: 0.76rem !important;
  border-radius: 6px !important;
}

.btn-trim {
  color: #0284c7 !important;
  border-color: #bae6fd !important;
  background: #f0f9ff !important;
}

#eraserCursorRing {
  position: absolute !important;
  pointer-events: none !important;
  border: 2px solid #ef4444 !important;
  background: rgba(239, 68, 68, 0.25) !important;
  border-radius: 50% !important;
  display: none !important;
  z-index: 100 !important;
  transform: translate(-50%, -50%) !important;
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.4) !important;
}

/* Hide old background picker if still present */
.preview-footer-bar, .bg-mode-row {
  display: none !important;
}

/* =========================================================================
   5c. CANVAS BOTTOM UPLOAD ACTIONS (Upload Image + Camera Photo)
   ========================================================================= */
.quick-upload-wrap {
  display: none !important;
}

.canvas-upload-actions {
  display: grid !important;
  grid-template-columns: 1fr 1fr !important;
  gap: 0.65rem !important;
  width: 100% !important;
  margin-top: 0.55rem !important;
  padding-top: 0.65rem !important;
  border-top: 1px solid #f1f5f9 !important;
  box-sizing: border-box !important;
}

.btn-canvas-upload,
.btn-canvas-camera {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 0.45rem !important;
  padding: 0.68rem 0.85rem !important;
  border-radius: var(--radius-md) !important;
  font-size: 0.88rem !important;
  font-weight: 700 !important;
  cursor: pointer !important;
  white-space: nowrap !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
  box-sizing: border-box !important;
}

.btn-canvas-upload {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
  color: #ffffff !important;
  border: none !important;
  box-shadow: 0 3px 10px rgba(2, 132, 199, 0.25) !important;
}

.btn-canvas-upload:active {
  transform: scale(0.975);
  box-shadow: 0 1px 4px rgba(2, 132, 199, 0.2) !important;
}

.btn-canvas-camera {
  background: #f8fafc !important;
  color: #0f172a !important;
  border: 1.5px solid #cbd5e1 !important;
  box-shadow: 0 1px 4px rgba(15, 23, 42, 0.04) !important;
}

.btn-canvas-camera:active {
  transform: scale(0.975);
  background: #e2e8f0 !important;
}

/* =========================================================================
   7. CONTROLS PANEL (iOS Settings Card)
   ========================================================================= */
.control-panel {
  background: #ffffff !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: var(--radius-xl) !important;
  padding: 0.95rem 1rem !important;
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  gap: 0.9rem !important;
  box-shadow: 0 4px 18px -2px rgba(15, 23, 42, 0.05) !important;
  box-sizing: border-box !important;
  width: 100% !important;
}

.control-row {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch !important;
  width: 100% !important;
  gap: 0.5rem !important;
  border-bottom: 1px solid #f1f5f9 !important;
  padding-bottom: 0.85rem !important;
  box-sizing: border-box !important;
}

.control-row:last-child {
  border-bottom: none !important;
  padding-bottom: 0 !important;
}

.control-label-wrap {
  display: flex !important;
  justify-content: space-between !important;
  align-items: center !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.control-title {
  font-size: 0.86rem !important;
  font-weight: 700 !important;
  color: #1e293b !important;
}

.val-badge {
  font-size: 0.72rem !important;
  font-weight: 700 !important;
  color: #0284c7 !important;
  background: #f0f9ff !important;
  padding: 2px 7px !important;
  border-radius: 6px !important;
  border: 1px solid #bae6fd !important;
}

.slider-box {
  display: flex !important;
  align-items: center !important;
  gap: 0.75rem !important;
  width: 100% !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.slider-hint {
  font-size: 0.74rem !important;
  font-weight: 600 !important;
  color: #64748b !important;
  white-space: nowrap !important;
  flex-shrink: 0 !important;
}

.slider-box input[type="range"],
.control-row input[type="range"],
input[type="range"]#thresholdSlider,
input[type="range"]#contrastSlider {
  flex: 1 1 0% !important;
  width: 100% !important;
  min-width: 0 !important;
  height: 6px !important;
  border-radius: 6px !important;
  background: #e2e8f0 !important;
  accent-color: #0284c7 !important;
  outline: none !important;
  cursor: pointer !important;
  margin: 0 !important;
}

/* Switch Row (iOS Switch) */
.switch-row {
  flex-direction: row !important;
  align-items: center !important;
  justify-content: space-between !important;
}

.switch-text {
  display: flex !important;
  flex-direction: column !important;
  gap: 2px !important;
  flex: 1 !important;
  padding-right: 0.75rem !important;
}

.control-desc {
  font-size: 0.72rem !important;
  color: #64748b !important;
  line-height: 1.3 !important;
}

.ios-switch {
  position: relative !important;
  display: inline-block !important;
  width: 44px !important;
  height: 26px !important;
  min-width: 44px !important;
}

.ios-switch input {
  opacity: 0 !important;
  width: 0 !important;
  height: 0 !important;
}

.ios-switch-slider {
  position: absolute !important;
  cursor: pointer !important;
  top: 0; left: 0; right: 0; bottom: 0;
  background-color: #cbd5e1 !important;
  transition: 0.25s ease !important;
  border-radius: 26px !important;
}

.ios-switch-slider:before {
  position: absolute !important;
  content: "" !important;
  height: 20px !important;
  width: 20px !important;
  left: 3px !important;
  bottom: 3px !important;
  background-color: white !important;
  transition: 0.25s ease !important;
  border-radius: 50% !important;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2) !important;
}

.ios-switch input:checked + .ios-switch-slider {
  background-color: #0284c7 !important;
}

.ios-switch input:checked + .ios-switch-slider:before {
  transform: translateX(18px) !important;
}

/* Color Swatch Row */
.color-swatch-row {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 0.5rem !important;
  width: 100% !important;
  box-sizing: border-box !important;
}

.color-btn {
  flex: 1 1 0% !important;
  height: 42px !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  border-radius: 12px !important;
  border: 1.5px solid #e2e8f0 !important;
  background: #f8fafc !important;
  cursor: pointer !important;
  padding: 0 !important;
  box-sizing: border-box !important;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1) !important;
}

.color-btn:active {
  transform: scale(0.92);
}

.color-btn.active {
  background: #f0f9ff !important;
  border-color: #0284c7 !important;
  box-shadow: 0 0 0 2px rgba(2, 132, 199, 0.25) !important;
}

.swatch-circle {
  width: 22px !important;
  height: 22px !important;
  border-radius: 50% !important;
  display: inline-block !important;
  border: 1.5px solid rgba(0, 0, 0, 0.12) !important;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.12) !important;
  pointer-events: none !important;
}

.swatch-orig {
  background: conic-gradient(#1e293b, #3b82f6, #dc2626, #1e293b) !important;
}

.color-picker-label {
  position: relative !important;
}

.hidden-color-input {
  position: absolute !important;
  opacity: 0 !important;
  width: 100% !important;
  height: 100% !important;
  cursor: pointer !important;
}

/* =========================================================================
   8. BOTTOM ACTION BUTTONS (Ergonomic, Touch-first, Prominent)
   ========================================================================= */
.mobile-action-bar {
  display: grid !important;
  grid-template-columns: 1fr 1.35fr !important;
  gap: 0.65rem !important;
  margin-top: 0.45rem !important;
  position: sticky !important;
  bottom: 0.5rem !important;
  z-index: 90 !important;
  background: rgba(248, 250, 252, 0.92) !important;
  backdrop-filter: blur(12px) !important;
  -webkit-backdrop-filter: blur(12px) !important;
  padding: 0.5rem 0.25rem !important;
  border-radius: 16px !important;
}

.btn-action-copy {
  min-height: 48px !important;
  background: #ffffff !important;
  color: #0284c7 !important;
  border: 1.5px solid #0284c7 !important;
  border-radius: var(--radius-lg) !important;
  font-size: 0.86rem !important;
  font-weight: 700 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  cursor: pointer !important;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.08) !important;
  transition: all 0.15s ease !important;
}

.btn-action-copy:active {
  transform: scale(0.97);
  background: #f0f9ff !important;
}

.btn-action-download {
  min-height: 48px !important;
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%) !important;
  color: #ffffff !important;
  border: none !important;
  border-radius: var(--radius-lg) !important;
  font-size: 0.92rem !important;
  font-weight: 800 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  cursor: pointer !important;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.35) !important;
  transition: all 0.15s ease !important;
}

.btn-action-download:active {
  transform: scale(0.97);
}

/* Extra small devices fine-tuning */
@media (max-width: 360px) {
  .top-demo-grid {
    grid-template-columns: 1fr !important;
  }
  .top-upload-subtitle {
    display: none !important;
  }
  .bg-mode-label {
    display: none !important;
  }
  .bg-mode-tabs {
    max-width: 100% !important;
    width: 100% !important;
  }
  .mobile-action-bar {
    grid-template-columns: 1fr !important;
  }
}

/* Footer safe area padding to prevent bottom tabbar overlap */
.m-site-footer {
  padding-bottom: calc(75px + env(safe-area-inset-bottom, 20px)) !important;
}