/* ===== Modern Slide Menu Styles ===== */
:root {
  --bg-primary: #1a1a1a;
  --bg-secondary: rgba(70, 70, 70, 0.35);
  --bg-card: rgba(42, 42, 42, 0.50);
  --bg-hover: rgba(51, 51, 51, 0.60);
  --text-primary: #ffffff;
  --text-secondary: #aaaaaa;
  --text-tertiary: #666666;
  --accent-blue: #2196F3;
  --accent-green: #4CAF50;
  --accent-red: #f44336;
  --border-color: rgba(58, 58, 58, 0.8);
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-heavy: 0 4px 20px rgba(0, 0, 0, 0.5);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow: hidden;
  margin: 0;
  padding: 0;
}

/* ===== App Layout (2-column: left menu + canvas) ===== */
#app-layout {
  display: flex;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

/* ===== Canvas Container ===== */
#canvas-container {
  flex: 1;
  position: relative;
  height: 100vh;
  overflow: hidden;
  background: var(--bg-primary);
}

/* Canvas: prevent default browser touch actions */
#canvas-container canvas {
  touch-action: none;
}

/* Rectangle selection overlay */
#crop-selection-overlay {
  pointer-events: none;
}

#crop-selection-overlay::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

#crop-selection-rect {
  position: relative;
  z-index: 2;
  border: 3px solid #2196F3 !important;
  box-shadow: 0 0 0 9999px rgba(0, 0, 0, 0.5),
              0 0 10px rgba(33, 150, 243, 0.8),
              inset 0 0 0 1px rgba(255, 255, 255, 0.8) !important;
}

/* ===== Left menu drawer handle ===== */
.drawer-handle {
  position: fixed;
  top: 50%;
  left: 0;
  width: 30px;
  height: 80px;
  transform: translateY(-50%);
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-left: none;
  border-radius: 0 8px 8px 0;
  z-index: 1001;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 4px 0 10px rgba(0, 0, 0, 0.3);
}

.drawer-handle:hover {
  background: rgba(100, 100, 100, 0.45);
  width: 35px;
}

.drawer-handle-icon {
  font-size: 24px;
  color: white;
  opacity: 1;
  transition: opacity 0.3s;
  text-shadow: 0 0 4px rgba(0, 0, 0, 0.5);
}

/* Show the handle when the menu is closed */
body:not(.menu-open) .drawer-handle {
  opacity: 1;
  pointer-events: auto;
}

/* Hide the handle in fullscreen mode (viewer mode only) */
body.fullscreen-mode.viewer-fullscreen .drawer-handle,
body.fullscreen-mode.viewer-fullscreen .status-toggle-btn {
  display: none !important;
}

body.fullscreen-mode.viewer-fullscreen #ui-container,
body.fullscreen-mode.viewer-fullscreen #status-panel {
  display: none !important;
}

/* ===== Top-right status panel toggle button ===== */
.status-toggle-btn {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 1001;
  background: var(--accent-blue);
  border: 2px solid white;
  color: white;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  font-size: 18px;
  cursor: pointer;
  box-shadow: var(--shadow-heavy);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: none;
  align-items: center;
  justify-content: center;
}

.status-toggle-btn:hover {
  background: #1976D2;
  transform: scale(1.1);
}

body:not(.status-open) .status-toggle-btn {
  display: flex !important;
}

body.fullscreen-mode .status-toggle-btn {
  display: none !important;
}

/* Hide icon buttons in viewer mode (override CSS rule) */
body.viewer-mode .status-toggle-btn {
  display: none !important;
}

/* ===== Top-right status panel ===== */
#status-panel {
  position: fixed;
  top: 10px;
  right: 10px;
  z-index: 1000;
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 10px 14px;
  min-width: 180px;
  max-width: 280px;
  box-shadow: var(--shadow-heavy);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s;
}

#status-panel.status-hidden {
  transform: translateX(120%);
  opacity: 0;
  pointer-events: none;
}

body.status-open #status-panel {
  transform: translateX(0);
  opacity: 1;
  pointer-events: auto;
}

/* Histogram panel */
#histogram-panel {
  position: fixed;
  top: 200px; /* Adjusted dynamically by JavaScript */
  right: 10px;
  z-index: 1000;
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  min-width: 180px;
  max-width: 280px;
  box-shadow: var(--shadow-heavy);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s;
}

#histogram-panel canvas {
  width: 100%;
  display: block;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  background-color: #0a0a0a;
}

.status-close-btn {
  position: absolute;
  top: 4px;
  right: 4px;
  background: none;
  border: none;
  color: var(--text-secondary);
  font-size: 16px;
  cursor: pointer;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
  transition: all 0.2s;
}

.status-close-btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.status-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
}

.status-row.small {
  font-size: 11px;
}

.status-row.highlight .status-value {
  color: var(--accent-blue);
}

.status-label {
  font-size: 14px;
  flex-shrink: 0;
  width: 18px;
  text-align: center;
}

.status-name {
  font-size: 11px;
  color: var(--text-secondary);
  flex-shrink: 0;
  min-width: 45px;
}

.status-row.small .status-name {
  font-size: 10px;
}

.status-value {
  font-size: 12px;
  color: var(--text-primary);
  word-break: break-all;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex: 1;
  text-align: right;
}

.status-row.small .status-value {
  font-size: 11px;
  color: var(--text-secondary);
}

/* ===== UI Container (left sidebar) ===== */
#ui-container {
  width: 240px;
  min-width: 240px;
  height: 100vh;
  height: 100dvh; /* Mobile browser support */
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 4px 0 20px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
  transition: margin-left 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              width 0.3s cubic-bezier(0.4, 0, 0.2, 1),
              min-width 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* When menu is closed: pushed to the left edge */
#ui-container.ui-hidden {
  margin-left: -240px;
}

body.menu-open #ui-container {
  margin-left: 0;
}

/* Panel close tab (center-right edge) */
.panel-tab {
  position: fixed;
  left: 240px;
  top: 50%;
  transform: translateY(-50%);
  width: 30px;
  height: 80px;
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-left: none;
  border-radius: 0 8px 8px 0;
  color: var(--text-primary);
  font-size: 24px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, left 0.3s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s;
  z-index: 1001;
  box-shadow: 4px 0 10px rgba(0, 0, 0, 0.3);
  opacity: 0;
  pointer-events: none;
}

.panel-tab:hover {
  background: rgba(100, 100, 100, 0.45);
}

.panel-tab:active {
  background: rgba(120, 120, 120, 0.55);
}

/* Hide the tab when the menu is closed */
#ui-container.ui-hidden ~ .panel-tab {
  left: 0;
  opacity: 0;
  pointer-events: none;
}

/* Show the tab only when the menu is open */
body.menu-open .panel-tab {
  opacity: 1;
  pointer-events: auto;
}

/* ===== Menu Panels (Slide System) ===== */
.menu-panels {
  position: relative;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.menu-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch; /* Smooth scrolling on mobile */
}

.menu-panel.is-hidden {
  visibility: hidden;
  pointer-events: none;
}

.menu-panel.active {
  transform: translateX(0);
}

.menu-panel.slide-out {
  transform: translateX(-30%);
  opacity: 0.5;
}

/* ===== Menu Header ===== */
.menu-header {
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  flex-shrink: 0;
}

.menu-header h1 {
  font-size: 16px;
  font-weight: 600;
  flex: 1;
  letter-spacing: -0.5px;
}

.menu-header h2 {
  font-size: 14px;
  font-weight: 600;
  flex: 1;
  letter-spacing: -0.5px;
}

.close-btn, .back-btn {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 22px;
  cursor: pointer;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  transition: all 0.2s;
  flex-shrink: 0;
}

.back-btn {
  margin-right: 6px;
  font-size: 20px;
}

.close-btn:hover, .back-btn:hover {
  background: var(--bg-hover);
}

/* ===== Menu Content ===== */
.menu-content {
  padding: 10px;
  padding-bottom: 20px; /* Ensure bottom spacing */
  flex: 1;
  min-height: 0; /* Make scrolling work correctly in flexbox */
  overflow-y: auto;
  -webkit-overflow-scrolling: touch; /* Smooth scrolling on mobile */
}

/* ===== Parallax adjustment controls (main menu, single-column layout) ===== */
.parallax-controls {
  display: block !important;
  padding: 10px;
  margin-bottom: 10px;
  width: 100%;
}

.parallax-controls .control-group {
  display: block !important;
  width: 100%;
  margin-bottom: 10px;
}

/* Container to place the slider and buttons side by side */
.slider-with-button {
  display: flex;
  align-items: center;
  gap: 8px;
}

.slider-with-button .modern-slider {
  flex: 1;
}

/* Styles for the ZERO and FIT buttons */
.zero-btn,
.fit-btn {
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 600;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: white;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  white-space: nowrap;
  min-width: 45px;
}

.zero-btn:hover,
.fit-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.4);
}

.zero-btn:active,
.fit-btn:active {
  transform: translateY(0);
  box-shadow: 0 1px 4px rgba(102, 126, 234, 0.3);
}


.parallax-controls .control-grid {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: 6px;
}

.parallax-controls .modern-btn {
  width: 100%;
  margin-bottom: 8px;
}

.parallax-controls .checkbox-group {
  display: block !important;
  width: 100%;
  margin-bottom: 10px;
}

.parallax-controls input[type="range"] {
  width: 100% !important;
}

.parallax-controls .modern-checkbox {
  width: 100% !important;
}

/* ===== Alignment section ===== */
.alignment-section {
  padding: 10px;
  margin: 0 10px 10px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
}

.alignment-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 6px;
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--border-color);
}

.alignment-section .section-title {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-primary);
  flex: 0 0 auto;
}

.alignment-exec-btn {
  width: auto !important;
  padding: 1px 8px !important;
  font-size: 10px;
  height: 20px !important;
  min-height: 20px !important;
  white-space: nowrap;
  flex: 0 0 auto;
  line-height: 1.0;
}

.alignment-section .control-group {
  margin-bottom: 8px;
}

.alignment-section .control-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  margin-bottom: 8px;
}

.alignment-section .modern-btn {
  margin-bottom: 0;
}

/* Two-column grid (alignment section) */
.control-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  align-items: end;
}

.control-group.compact {
  margin-bottom: 0;
}

.control-group.align-bottom {
  display: flex;
  align-items: flex-end;
}

.modern-btn.compact-btn {
  margin-bottom: 0;
  height: 32px;
  font-size: 11px;
}

/* Second filename (when loading left/right images) */
.file-name-secondary {
  margin-top: -2px;
  padding-top: 0 !important;
}

/* ===== Open options card ===== */
.open-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.open-option-card {
  display: flex;
  align-items: center;
  padding: 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: var(--text-primary);
  text-align: left;
}

.open-option-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.open-option-card .option-icon {
  font-size: 28px;
  margin-right: 14px;
  flex-shrink: 0;
}

.open-option-card .option-content {
  flex: 1;
}

.open-option-card .option-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}


/* Control hints */
.control-hint {
  font-size: 10px;
  color: var(--text-tertiary);
  margin-top: 2px;
  margin-bottom: 8px;
}

/* ===== Action Section ===== */
.action-section {
  padding: 10px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
}

.action-card {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
  color: var(--text-primary);
}

.action-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.action-card .icon {
  font-size: 18px;
  margin-right: 6px;
}

.action-card .label {
  font-size: 12px;
  font-weight: 500;
}

/* ===== Info Card (was in left menu; currently unused but kept for compatibility) ===== */
.info-card {
  margin: 10px;
  padding: 8px;
  background: var(--bg-card);
  border-radius: 6px;
  border: 1px solid var(--border-color);
}

.info-card.compact {
  margin: 0 0 10px 0;
  padding: 8px 10px;
}

.info-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
}

.info-row.small {
  font-size: 10px;
  color: var(--text-secondary);
}

.info-row.highlight {
  color: var(--accent-blue);
}

.info-label {
  font-size: 11px;
  color: var(--text-secondary);
  font-weight: 500;
}

.info-value {
  font-size: 11px;
  color: var(--text-primary);
  word-break: break-all;
  text-align: right;
  max-width: 60%;
}

.info-value.highlight {
  color: var(--accent-blue);
  font-weight: 600;
}

/* ===== Quick Controls ===== */
.quick-controls {
  padding: 10px;
}

/* ===== Menu Cards ===== */
.menu-cards {
  padding: 8px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 5px;
}

.menu-cards.single-row {
  display: flex;
  flex-direction: row;
  align-items: stretch;
  gap: 6px;
  padding-bottom: 5px;
  grid-template-columns: unset;
}

.menu-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  padding: 8px 8px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
  flex: 1;
  min-height: auto;
}

.menu-cards:not(.single-row) .menu-card {
  width: 100%;
}

.menu-card.wide {
  flex-direction: row;
  justify-content: flex-start;
  padding: 10px 14px;
  min-height: auto;
}

.menu-card.wide .card-icon {
  margin-bottom: 0;
  margin-right: 10px;
  font-size: 20px;
}

.menu-card.wide .card-content {
  flex: 1;
  text-align: left;
}

.menu-card.wide .card-arrow {
  display: block;
  font-size: 16px;
  color: var(--text-tertiary);
}

.menu-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.menu-card .card-icon {
  font-size: 16px;
  margin-bottom: 0;
  margin-right: 6px;
  flex-shrink: 0;
}

.menu-card .card-content {
  flex: 1;
  display: flex;
  align-items: center;
}

.menu-card .card-title {
  font-size: 10px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
}

.menu-card .card-desc {
  display: none;
}

.menu-card .card-arrow {
  display: none;
}

/* Compact menu card (language selection button) */
.menu-card.compact {
  min-height: auto;
  padding: 8px;
  width: auto;
}

.menu-card.compact .card-content {
  display: none;
}

.menu-card.compact .card-title {
  display: none;
}

.menu-card.compact .card-icon {
  margin-bottom: 0;
}

/* Language selection options */
.language-options {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 10px;
}

.language-option-card {
  display: flex;
  align-items: center;
  padding: 14px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
  font-size: 14px;
  color: var(--text-primary);
}

.language-option-card:hover {
  background: var(--bg-hover);
  border-color: var(--accent-blue);
  transform: translateX(4px);
}

.language-option-card .option-icon {
  font-size: 28px;
  margin-right: 14px;
  flex-shrink: 0;
}

.language-option-card .option-content {
  flex: 1;
}

.language-option-card .option-title {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-primary);
}

/* ===== Control Groups ===== */
.control-group {
  margin-bottom: 10px;
}

.control-label {
  display: block;
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.control-label.small {
  font-size: 10px;
}

.value-display {
  color: var(--accent-blue);
  font-weight: 600;
}

.unit {
  font-size: 9px;
  color: var(--text-tertiary);
  margin-left: 2px;
}

/* ===== Modern Inputs ===== */
.modern-input {
  width: 100%;
  padding: 6px 8px;
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 11px;
  transition: all 0.2s;
}

.modern-input:focus {
  outline: none;
  border-color: var(--accent-blue);
  background: rgba(36, 36, 36, 0.9);
}

.modern-input.small {
  padding: 5px 7px;
  font-size: 10px;
}

/* Increase number input height to make step arrows easier to see */
input[type="number"].modern-input.small {
  padding: 8px 7px;
  height: 32px;
  line-height: 16px;
}

/* Styles for disabled input fields and radio buttons */
input[type="number"]:disabled,
input[type="radio"]:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Styles for labels containing disabled radio buttons */
label:has(input[type="radio"]:disabled) {
  opacity: 0.5;
  cursor: not-allowed !important;
}

label:has(input[type="radio"]:disabled) span {
  cursor: not-allowed;
}

.modern-select {
  width: 100%;
  padding: 6px 8px;
  background: rgba(26, 26, 26, 0.8);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s;
}

.modern-select:focus {
  outline: none;
  border-color: var(--accent-blue);
}

.modern-slider {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: rgba(100, 100, 100, 0.7);
  border-radius: 2px;
  outline: none;
}

.modern-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 14px;
  height: 14px;
  background: var(--accent-blue);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
}

.modern-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 0 5px rgba(33, 150, 243, 0.2);
}

.modern-slider::-moz-range-thumb {
  width: 14px;
  height: 14px;
  background: var(--accent-blue);
  border: none;
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.2s;
}

.modern-slider::-moz-range-thumb:hover {
  transform: scale(1.2);
  box-shadow: 0 0 0 5px rgba(33, 150, 243, 0.2);
}

/* ===== Modern Buttons ===== */
.modern-btn {
  width: 100%;
  padding: 8px 10px;
  border: none;
  border-radius: 5px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  margin-bottom: 6px;
}

.modern-btn.primary {
  background: var(--accent-blue);
  color: white;
  opacity: 0.75;
}

.modern-btn.primary:hover {
  background: #1976D2;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
  opacity: 1.0;
}

.modern-btn.primary:disabled {
  background: var(--bg-hover);
  color: var(--text-tertiary);
  cursor: not-allowed;
  transform: none;
}

.modern-btn.secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  opacity: 0.75;
}

.modern-btn.secondary:hover {
  background: var(--bg-hover);
  border-color: var(--text-secondary);
  opacity: 1.0;
}

.modern-btn.secondary.active {
  background: var(--accent-blue);
  color: white;
  border-color: var(--accent-blue);
  opacity: 1.0;
}

/* ===== Control Grid ===== */
.control-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 6px;
  margin-bottom: 10px;
}

/* ===== Checkbox ===== */
.checkbox-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
}

.checkbox-row .checkbox-group {
  margin-bottom: 0;
}

.checkbox-group {
  margin-bottom: 10px;
}

.modern-checkbox {
  display: flex;
  align-items: center;
  cursor: pointer;
  padding: 6px;
  border-radius: 4px;
  transition: background 0.2s;
}

.modern-checkbox:hover {
  background: var(--bg-hover);
}

.modern-checkbox input[type="checkbox"] {
  display: none;
}

.modern-checkbox .checkmark {
  width: 16px;
  height: 16px;
  border: 2px solid var(--border-color);
  border-radius: 3px;
  margin-right: 8px;
  position: relative;
  transition: all 0.2s;
  flex-shrink: 0;
}

.modern-checkbox input[type="checkbox"]:checked + .checkmark {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}

.modern-checkbox input[type="checkbox"]:checked + .checkmark::after {
  content: '✔';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 11px;
  font-weight: bold;
}

.modern-checkbox .label-text {
  font-size: 11px;
  color: var(--text-primary);
}

/* ===== Help Section ===== */
.help-section {
  padding: 6px 0;
}

.help-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 6px 10px;
  background: var(--bg-card);
  border-radius: 4px;
  margin-bottom: 5px;
}

.help-key {
  font-size: 11px;
  font-weight: 600;
  color: var(--accent-blue);
}

.help-desc {
  font-size: 11px;
  color: var(--text-secondary);
}

.help-note {
  font-size: 10px;
  color: var(--text-tertiary);
  padding: 6px 10px;
  font-style: italic;
}

/* ===== Modal Styles ===== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 10000;
}

.modal-dialog {
  background: var(--bg-secondary);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: 8px;
  box-shadow: var(--shadow-heavy);
  max-width: 380px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
}

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

.modal-header h2 {
  margin: 0;
  font-size: 14px;
  color: var(--text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  font-size: 22px;
  color: var(--text-secondary);
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.2s;
}

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

.modal-body {
  padding: 12px;
}

.dual-file-section {
  margin-bottom: 12px;
}

.dual-file-label {
  display: inline-block;
  padding: 7px 14px;
  background: var(--accent-green);
  color: white;
  border-radius: 5px;
  cursor: pointer;
  font-size: 11px;
  transition: all 0.2s;
  font-weight: 500;
}

.dual-file-label:hover {
  background: #45a049;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(76, 175, 80, 0.4);
}

.file-name-display {
  font-size: 10px;
  color: var(--text-secondary);
  margin-top: 5px;
  min-height: 16px;
  padding: 5px;
  word-break: break-all;
}

/* Format selection dialog - widen for two-column layout */
#formatSelectDialog .modal-dialog {
  max-width: 480px;
}

#formatSelectDialog .modal-body > p {
  margin-bottom: 12px;
}

/* Format selection options - compact two-column grid */
.format-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 15px;
}

.format-option {
  display: flex;
  flex-direction: column;
  padding: 10px 12px;
  background: rgba(60, 60, 60, 0.7);
  border: 2px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
  min-height: auto;
}

.format-option:hover {
  background: rgba(80, 80, 80, 0.9);
  border-color: var(--accent-blue);
}

.format-option input[type="radio"] {
  margin-right: 8px;
  cursor: pointer;
  flex-shrink: 0;
}

.format-option input[type="radio"]:checked ~ .format-label {
  color: var(--accent-blue);
  font-weight: 600;
}

.format-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-primary);
  margin-bottom: 2px;
  display: flex;
  align-items: center;
}

.format-desc {
  font-size: 10px;
  color: var(--text-secondary);
  margin-left: 22px;
  line-height: 1.3;
}

.modal-buttons {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
  margin-top: 16px;
}

.btn {
  padding: 7px 14px;
  border: none;
  border-radius: 5px;
  font-size: 11px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary {
  background: var(--bg-card);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-hover);
}

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

.btn-primary:hover {
  background: #1976D2;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(33, 150, 243, 0.4);
}

.btn-primary:disabled {
  background: var(--bg-hover);
  color: var(--text-tertiary);
  cursor: not-allowed;
  opacity: 0.6;
  transform: none;
}

/* ===== Responsive ===== */
@media (max-width: 480px) {
  #ui-container {
    width: 100%;
  }

  #status-panel {
    top: auto;
    bottom: 10px;
    right: 10px;
    min-width: 150px;
  }

  .control-grid {
    grid-template-columns: 1fr;
  }

  .menu-cards {
    grid-template-columns: repeat(3, 1fr);
  }

  .action-section {
    grid-template-columns: 1fr;
  }
}

/* ===== Scrollbar Styling ===== */
.menu-panel::-webkit-scrollbar,
.menu-content::-webkit-scrollbar {
  width: 5px;
}

.menu-panel::-webkit-scrollbar-track,
.menu-content::-webkit-scrollbar-track {
  background: transparent;
}

.menu-panel::-webkit-scrollbar-thumb,
.menu-content::-webkit-scrollbar-thumb {
  background: var(--bg-hover);
  border-radius: 2.5px;
}

.menu-panel::-webkit-scrollbar-thumb:hover,
.menu-content::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* ===== VR Button Styles ===== */
.vr-button {
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border: none;
  color: white;
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  white-space: nowrap;
  margin-left: 8px;
}

.vr-button:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(102, 126, 234, 0.5);
}

.vr-button:active {
  transform: scale(0.98);
}

/* Button styles in VR mode */
.vr-button.vr-active {
  background: linear-gradient(135deg, #f44336 0%, #e91e63 100%);
}

/* Adjustment section */
.adjustment-section {
  margin-bottom: 20px;
  padding: 15px;
  background-color: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}

.adjustment-section .section-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--accent-blue);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border-color);
}

/* Full-width button */
.modern-btn.full-width {
  width: 100%;
}

/* Color selection buttons */
.color-selector {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}

.color-option {
  width: 32px;
  height: 32px;
  border: 2px solid var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  padding: 0;
}

.color-option:hover {
  transform: scale(1.1);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.color-option.active {
  border-color: var(--accent-blue);
  border-width: 3px;
  box-shadow: 0 0 0 2px rgba(33, 150, 243, 0.3);
}

/* ===== EXIF Button in Status Panel ===== */
.exif-btn {
  width: 100%;
  padding: 6px 10px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s;
}

.exif-btn:hover:not(:disabled) {
  background: var(--bg-hover);
  border-color: var(--accent-blue);
}

.exif-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== EXIF Modal ===== */
.exif-modal {
  max-width: 600px;
  width: 95%;
  max-height: 85vh;
}

/* Left/right switch tabs */
.exif-eye-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 12px;
  justify-content: center;
  align-items: center;
}

.exif-eye-label {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-right: 8px;
}

.exif-eye-tab {
  padding: 8px 24px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 12px;
  cursor: pointer;
  transition: all 0.2s;
}

.exif-eye-tab#exifEyeTabLeft {
  border-radius: 4px 0 0 4px;
  border-right: none;
}

.exif-eye-tab:last-child {
  border-radius: 0 4px 4px 0;
}

.exif-eye-tab:hover:not(.active):not(:disabled) {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.exif-eye-tab.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
}

.exif-eye-tab:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.exif-eye-tab.no-data {
  opacity: 0.5;
}

.exif-eye-tab.no-data::after {
  content: ' (-)';
  font-size: 10px;
}

.exif-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 12px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 8px;
}

.exif-tab {
  padding: 6px 12px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 11px;
  cursor: pointer;
  transition: all 0.2s;
}

.exif-tab:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.exif-tab.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
}

.exif-tab-content {
  display: none;
}

.exif-tab-content.active {
  display: block;
}

.exif-table-container {
  max-height: 400px;
  overflow-y: auto;
  border: 1px solid var(--border-color);
  border-radius: 4px;
}

.exif-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 11px;
}

.exif-table th,
.exif-table td {
  padding: 6px 8px;
  text-align: left;
  border-bottom: 1px solid var(--border-color);
}

.exif-table th {
  background: var(--bg-card);
  color: var(--text-secondary);
  font-weight: 600;
  position: sticky;
  top: 0;
  z-index: 1;
}

.exif-table td {
  color: var(--text-primary);
}

.exif-table td:first-child {
  color: var(--accent-blue);
  font-weight: 500;
  white-space: nowrap;
}

.exif-table td:nth-child(2) {
  color: var(--text-secondary);
  white-space: nowrap;
}

.exif-table td:last-child {
  word-break: break-all;
  max-width: 250px;
}

.exif-table tbody tr:hover {
  background: var(--bg-hover);
}

.exif-thumbnail-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  padding: 20px;
  background: var(--bg-card);
  border-radius: 4px;
  border: 1px solid var(--border-color);
}

.exif-thumbnail-container img {
  max-width: 100%;
  max-height: 300px;
  border-radius: 4px;
  box-shadow: var(--shadow);
}

.exif-thumbnail-container p {
  color: var(--text-tertiary);
  font-size: 12px;
}

.exif-actions {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border-color);
}

.exif-actions .btn {
  flex: 1;
}

/* EXIF Table scrollbar */
.exif-table-container::-webkit-scrollbar {
  width: 6px;
}

.exif-table-container::-webkit-scrollbar-track {
  background: var(--bg-card);
}

.exif-table-container::-webkit-scrollbar-thumb {
  background: var(--bg-hover);
  border-radius: 3px;
}

.exif-table-container::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary);
}

/* ===== Viewer Mode Styles ===== */

.viewer-mode-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: rgba(26, 26, 26, 0.95);
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 10px;
  z-index: 100;
  box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.5);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Auto-hide the control bar in viewer mode */
.viewer-mode-bar.viewer-bar-hidden {
  transform: translateY(100%);
  opacity: 0;
  pointer-events: none;
}

.viewer-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  max-width: 1200px;
  flex-wrap: wrap;
  justify-content: flex-start;
}

.viewer-btn {
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  padding: 6px 12px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 14px;
  transition: all 0.2s ease;
  flex-shrink: 0;
}

.viewer-btn:hover {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
}

.viewer-btn:active {
  transform: scale(0.98);
}

.viewer-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

.viewer-btn.active {
  background: var(--accent-blue);
  border-color: var(--accent-blue);
  color: white;
}

.viewer-display-mode {
  flex-shrink: 0;
}

.viewer-slideshow {
  flex-shrink: 0;
}

.viewer-filename {
  margin-left: auto;
  color: var(--text-secondary);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex-shrink: 1;
  min-width: 0;
  padding-left: 10px;
}

.viewer-mode-bar .modern-select {
  background: var(--bg-hover);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.viewer-mode-bar .modern-select:hover {
  background: rgba(51, 51, 51, 0.80);
  border-color: var(--accent-blue);
}

.viewer-mode-bar .modern-select:focus {
  outline: none;
  background: rgba(51, 51, 51, 0.95);
  border-color: var(--accent-blue);
}

/* Viewer mode dialog */
.file-input-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.file-input-label {
  display: inline-block;
  padding: 10px 15px;
  background: var(--bg-hover);
  border: 2px dashed var(--border-color);
  border-radius: 4px;
  cursor: pointer;
  text-align: center;
  transition: all 0.2s ease;
  color: var(--text-secondary);
}

.file-input-label:hover {
  border-color: var(--accent-blue);
  background: rgba(33, 150, 243, 0.1);
  color: var(--accent-blue);
}

/* Make the canvas compatible with viewer mode */
#canvas-container.viewer-mode {
  margin-bottom: 60px;
}

/* Hide tabs and drawer handle in viewer mode */
#canvas-container.viewer-mode ~ #app-layout .panel-tab,
body:has(#canvas-container.viewer-mode) .panel-tab,
body:has(#canvas-container.viewer-mode) .drawer-handle {
  display: none !important;
}

@media (max-width: 768px) {
  .viewer-controls {
    justify-content: space-between;
    font-size: 12px;
  }

  .viewer-btn {
    padding: 4px 8px;
    font-size: 12px;
  }

  .viewer-filename {
    position: absolute;
    bottom: -20px;
    left: 10px;
    font-size: 10px;
  }
}

/* ===== Portrait Mode Guard ===== */
.portrait-guard {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-primary);
  z-index: 99999;
  justify-content: center;
  align-items: center;
  padding: 20px;
}

.portrait-guard-content {
  text-align: center;
  max-width: 400px;
  animation: fadeIn 0.5s ease-in-out;
}

.portrait-guard-icon {
  font-size: 80px;
  margin-bottom: 20px;
  animation: pulse 2s infinite;
}

.portrait-guard-rotate-icon {
  font-size: 60px;
  margin-bottom: 30px;
  animation: rotate 2s linear infinite;
  display: inline-block;
}

.portrait-guard-title {
  font-size: 24px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 15px;
}

.portrait-guard-message {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
}

.portrait-guard-actions {
  display: flex;
  flex-direction: column;
  gap: 15px;
  align-items: center;
}

.portrait-guard-btn {
  padding: 16px 32px;
  font-size: 18px;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  min-width: 200px;
}

.portrait-guard-btn-primary {
  background: var(--accent-color);
  color: white;
  box-shadow: 0 4px 12px rgba(74, 158, 255, 0.4);
}

.portrait-guard-btn-primary:hover {
  opacity: 1;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(74, 158, 255, 0.6);
}

.portrait-guard-btn-primary:active {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(74, 158, 255, 0.4);
}

.portrait-guard-checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 14px;
  color: var(--text-secondary);
}

.portrait-guard-checkbox input[type="checkbox"] {
  cursor: pointer;
  width: 18px;
  height: 18px;
}

.portrait-guard-checkbox input[type="checkbox"]:checked {
  accent-color: var(--accent-color);
}

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

@keyframes pulse {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.05);
    opacity: 0.8;
  }
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* Show guard in portrait orientation on phones */
@media (orientation: portrait) and (pointer: coarse) and (max-width: 600px) {
  .portrait-guard {
    display: flex;
  }
}

/* ===== Update Notification Banner Styles ===== */
.update-notification-banner {
  position: fixed;
  top: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(-120%);
  max-width: 600px;
  width: calc(100% - 40px);
  background: var(--bg-card);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  box-shadow: var(--shadow-heavy);
  z-index: 10000;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.update-notification-banner.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.update-notification-content {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
}

.update-notification-icon {
  font-size: 32px;
  line-height: 1;
  flex-shrink: 0;
  animation: rotate-icon 2s linear infinite;
}

@keyframes rotate-icon {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.update-notification-text {
  flex: 1;
  min-width: 0;
}

.update-notification-message {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.update-notification-version-info {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.update-notification-version-info .version-label {
  font-weight: 500;
  color: var(--text-secondary);
}

.update-notification-version-info .version-value {
  font-weight: 600;
  color: var(--text-primary);
  font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
  background: var(--bg-secondary);
  padding: 2px 6px;
  border-radius: 3px;
}

.update-notification-version-info .version-value-highlight {
  background: rgba(33, 150, 243, 0.1);
  color: var(--accent-blue);
}

.update-notification-build-info {
  font-size: 12px;
  color: var(--text-secondary);
}

.update-notification-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.update-notification-btn {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.update-notification-btn-primary {
  background: var(--accent-blue);
  color: white;
}

.update-notification-btn-primary:hover {
  background: #1976D2;
  transform: translateY(-1px);
  box-shadow: 0 2px 8px rgba(33, 150, 243, 0.3);
}

.update-notification-btn-primary:active {
  transform: translateY(0);
}

.update-notification-btn-secondary {
  background: var(--bg-hover);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.update-notification-btn-secondary:hover {
  background: var(--bg-secondary);
  border-color: var(--text-tertiary);
}

.update-notification-btn-secondary:active {
  transform: scale(0.98);
}

/* Mobile support */
@media (max-width: 600px) {
  .update-notification-banner {
    top: 10px;
    width: calc(100% - 20px);
  }

  .update-notification-content {
    flex-direction: column;
    gap: 12px;
    padding: 16px;
    text-align: center;
  }

  .update-notification-text {
    width: 100%;
  }

  .update-notification-actions {
    width: 100%;
    flex-direction: column;
  }

  .update-notification-btn {
    width: 100%;
    padding: 10px 16px;
  }
}

/* ===== Offline Indicator Styles ===== */
.offline-indicator {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%) translateY(120%);
  max-width: 500px;
  width: calc(100% - 40px);
  background: rgba(244, 67, 54, 0.95);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 82, 82, 0.3);
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(244, 67, 54, 0.4);
  z-index: 9999;
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.offline-indicator.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

.offline-indicator-content {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 14px 18px;
}

.offline-indicator-icon {
  font-size: 28px;
  line-height: 1;
  flex-shrink: 0;
  opacity: 0.9;
}

.offline-indicator-text {
  flex: 1;
  min-width: 0;
}

.offline-indicator-title {
  font-size: 15px;
  font-weight: 700;
  color: white;
  margin-bottom: 4px;
}

.offline-indicator-message {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.4;
}

/* Mobile support */
@media (max-width: 600px) {
  .offline-indicator {
    bottom: 10px;
    width: calc(100% - 20px);
  }

  .offline-indicator-content {
    padding: 12px 16px;
  }

  .offline-indicator-icon {
    font-size: 24px;
  }

  .offline-indicator-title {
    font-size: 14px;
  }

  .offline-indicator-message {
    font-size: 12px;
  }
}