/**
 * Learning Designer - Unified Stylesheet
 * Developed by Florent Michelot, inspired by François Jourde & Jacques Dubois
 * License: CC BY-SA
 */

/* ============================================
   FONTS & IMPORTS
   ============================================ */
/* Bunny Fonts - Privacy-focused alternative to Google Fonts */
@import url('https://fonts.bunny.net/css?family=advent-pro:400,500,600,700|antic:400&display=swap');

/* OpenDyslexic - Accessibility font for dyslexia */
@font-face {
  font-family: 'OpenDyslexic';
  src: url('fonts/OpenDyslexic-Regular.otf') format('opentype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'OpenDyslexic';
  src: url('fonts/OpenDyslexic-Bold.otf') format('opentype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'OpenDyslexic';
  src: url('fonts/OpenDyslexic-Italic.otf') format('opentype');
  font-weight: 400;
  font-style: italic;
  font-display: swap;
}
@font-face {
  font-family: 'OpenDyslexic';
  src: url('fonts/OpenDyslexic-BoldItalic.otf') format('opentype');
  font-weight: 700;
  font-style: italic;
  font-display: swap;
}

/* Dyslexia-friendly mode */
html.dyslexic-font,
html.dyslexic-font *:not(.material-icons):not(.material-icons-round):not(.material-icons-outlined):not(.material-symbols-rounded),
body.dyslexic-font,
body.dyslexic-font *:not(.material-icons):not(.material-icons-round):not(.material-icons-outlined):not(.material-symbols-rounded) {
  font-family: 'OpenDyslexic', sans-serif !important;
}

/* Ensure Material Icons keep their font */
.material-icons,
.material-icons-round,
.material-icons-outlined,
.material-symbols-rounded {
  font-family: 'Material Icons Round', 'Material Icons', 'Material Symbols Rounded' !important;
}

/* ============================================
   CSS VARIABLES (Design Tokens)
   ============================================ */
:root {
  /* ============================================
     CONCORDIA COLOR PALETTE
     ============================================ */

  /* Primary Brand Colors (Concordia Burgundy) */
  --ld-primary: #912338;
  --ld-primary-dark: #6d1a2a;
  --ld-primary-light: #b52e47;
  --ld-primary-hover: #7d1f30;

  /* Accent Colors (Concordia Gold) */
  --ld-accent: #FFD700;
  --ld-accent-dark: #E6C200;
  --ld-accent-light: #FFE44D;

  /* Neutral Colors (Grays) */
  --ld-charcoal: #2E2E2E;
  --ld-gray-900: #1a1a1a;
  --ld-gray-800: #2d2d2d;
  --ld-gray-700: #404040;
  --ld-gray-600: #5a5a5a;
  --ld-gray-500: #757575;
  --ld-gray-400: #9e9e9e;
  --ld-gray-300: #c7c7c7;
  --ld-gray-200: #e0e0e0;
  --ld-gray-100: #f0f0f0;
  --ld-gray-50: #f8f8f8;
  --ld-white: #ffffff;

  /* Secondary */
  --ld-secondary: var(--ld-gray-500);

  /* Background Colors */
  --ld-bg-page: var(--ld-gray-50);
  --ld-bg-card: var(--ld-white);
  --ld-bg-header: var(--ld-white);
  --ld-bg-sidebar: var(--ld-gray-100);

  /* Text Colors */
  --ld-text-main: var(--ld-gray-900);
  --ld-text-sub: var(--ld-gray-600);
  --ld-text-primary: var(--ld-gray-900);
  --ld-text-secondary: var(--ld-gray-600);
  --ld-text-muted: var(--ld-gray-500);
  --ld-text-on-primary: var(--ld-white);
  --ld-text-on-accent: var(--ld-gray-900);

  /* Border Colors */
  --ld-border: var(--ld-gray-200);
  --ld-border-light: var(--ld-gray-100);
  --ld-border-dark: var(--ld-gray-300);
  --ld-border-focus: var(--ld-primary);

  /* State Colors */
  --ld-success: #2e7d32;
  --ld-success-bg: #e8f5e9;
  --ld-warning: #f57c00;
  --ld-warning-bg: #fff3e0;
  --ld-error: #c62828;
  --ld-error-bg: #ffebee;
  --ld-info: #1565c0;
  --ld-info-bg: #e3f2fd;

  /* Context-specific colors (Advanced options) */
  --advanced-color: var(--ld-primary-light);
  --advanced-bg: #fef2f4;
  --advanced-border: var(--ld-primary);

  /* Interactive Elements */
  --ld-link: var(--ld-primary);
  --ld-link-hover: var(--ld-primary-dark);
  --ld-button-primary-bg: var(--ld-primary);
  --ld-button-primary-hover: var(--ld-primary-dark);
  --ld-button-primary-text: var(--ld-white);
  --ld-button-secondary-bg: var(--ld-white);
  --ld-button-secondary-border: var(--ld-gray-300);
  --ld-button-secondary-text: var(--ld-gray-700);
  --ld-button-secondary-hover: var(--ld-gray-50);

  /* Control toolbar */
  --ld-control-text: var(--ld-gray-600);
  --ld-control-text-muted: var(--ld-gray-500);
  --ld-control-text-hover: var(--ld-primary);
  --ld-control-border: var(--ld-gray-200);
  --ld-control-bg: var(--ld-white);
  --ld-control-bg-hover: var(--ld-gray-50);
  --ld-control-focus-ring: var(--ld-primary-light);
  --ld-control-group-bg: rgba(248, 248, 248, 0.5);

  /* Focus States (Accessibility) */
  --ld-focus-ring: var(--ld-primary);
  --ld-focus-ring-offset: var(--ld-white);

  /* Shadows */
  --ld-shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --ld-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --ld-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --ld-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Typography Scale */
  --ld-font-family: 'Antic', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --ld-font-family-heading: 'Advent Pro', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --ld-font-family-body: 'Antic', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --ld-font-size-xs: 0.75rem;
  --ld-font-size-sm: 0.875rem;
  --ld-font-size-base: 0.92rem;
  --ld-font-size-md: 1rem;
  --ld-font-size-lg: 1.125rem;
  --ld-font-size-xl: 1.25rem;
  --ld-font-size-2xl: 1.5rem;
  --ld-font-size-3xl: 1.875rem;

  /* Spacing Scale */
  --ld-space-xs: 0.25rem;
  --ld-space-sm: 0.5rem;
  --ld-space-md: 1rem;
  --ld-space-lg: 1.5rem;
  --ld-space-xl: 2rem;
  --ld-space-2xl: 3rem;

  /* Border Radius */
  --ld-radius-sm: 0.375rem;
  --ld-radius-md: 0.5rem;
  --ld-radius-lg: 0.75rem;
  --ld-radius-xl: 1rem;
  --ld-radius-2xl: 1.5rem;

  /* Transitions */
  --ld-transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --ld-transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --ld-transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Z-index Scale */
  --ld-z-dropdown: 1000;
  --ld-z-sticky: 1020;
  --ld-z-modal-backdrop: 1040;
  --ld-z-modal: 1050;
  --ld-z-popover: 1060;
  --ld-z-tooltip: 1070;

  /* Page width */
  --ld-page-max-width: 80rem;
}

/* ============================================
   BASE STYLES
   ============================================ */
* {
  box-sizing: border-box;
}

html {
  scrollbar-gutter: stable;
}

body {
  font-family: var(--ld-font-family-body);
  background-color: var(--ld-bg-page);
  color: var(--ld-text-main);
  margin: 0;
  padding: 20px;
  line-height: 1.5;
  font-size: 0.92rem;
  overflow-y: scroll;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--ld-font-family-heading);
  font-weight: 600;
  letter-spacing: -0.02em;
}

h1 {
  font-weight: 700;
}

button, .btn {
  font-family: var(--ld-font-family-heading);
  font-weight: 500;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1 {
  color: var(--ld-primary-dark);
  margin-bottom: 0.25rem;
  font-size: 1.5rem;
  margin-top: 0.5rem;
}

.subtitle {
  color: var(--ld-secondary);
  max-width: 600px;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.compact-label {
  font-size: 0.72rem;
  text-transform: uppercase;
  font-weight: 700;
  color: var(--ld-gray-500);
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.compact-label-lg {
  font-size: 0.8rem;
}

/* ============================================
   LAYOUT
   ============================================ */
.container {
  max-width: 1000px;
  margin: 0 auto;
}

.ld-page {
  max-width: var(--ld-page-max-width);
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

/* Grid Layout */
.canvas-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.full-width {
  grid-column: 1 / -1;
}

/* ============================================
   HEADER & CONTROLS
   ============================================ */
header {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 1rem;
  text-align: center;
}

.actions {
  margin-top: 1rem;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: stretch;
}

.action-group {
  background: white;
  border: 1px solid var(--ld-border);
  border-radius: 8px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  justify-content: space-between;
}

.action-group-title {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ld-secondary);
  font-weight: 700;
  margin-bottom: 2px;
}

.btn-row {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  flex-grow: 1;
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  padding: 8px;
  min-width: 36px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 0.85rem;
  transition: background 0.2s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  position: relative;
}

.btn .material-icons,
.btn .material-icons-round {
  font-size: 20px;
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--ld-primary);
  color: var(--ld-primary);
}

.btn-outline:hover {
  background: #fef2f4;
}

.btn-reset {
  background: #ef4444;
  color: white;
  border: 1px solid #ef4444;
}

.btn-reset:hover {
  background: #dc2626;
}

/* Control Toolbar Buttons */
.ld-control-btn {
  height: 28px;
  padding: 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 800;
  line-height: 1;
  border-radius: 0.375rem;
  border: 1px solid var(--ld-control-border);
  background-color: var(--ld-control-bg);
  color: var(--ld-control-text);
  transition: color 0.15s, background-color 0.15s, border-color 0.15s;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  cursor: pointer;
}

.ld-control-btn:hover {
  color: var(--ld-control-text-hover);
  background-color: var(--ld-control-bg-hover);
}

.ld-control-btn:focus-visible {
  outline: 2px solid var(--ld-control-focus-ring);
  outline-offset: 2px;
}

/* Control Toolbar Select */
.ld-control-select {
  height: 28px;
  padding: 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  border-radius: 0.375rem;
  border: 1px solid var(--ld-control-border);
  background-color: var(--ld-control-bg);
  color: var(--ld-control-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: pointer;
}

.ld-control-select:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(145, 35, 56, 0.2);
}

/* Segmented Buttons */
.ld-segmented-btn {
  height: 28px;
  padding: 0 0.5rem;
  font-size: 0.75rem;
  font-weight: 800;
  line-height: 1;
  color: var(--ld-control-text);
  background-color: transparent;
  border: none;
  transition: color 0.15s, background-color 0.15s;
  cursor: pointer;
}

.ld-segmented-btn:hover {
  color: var(--ld-control-text-hover);
  background-color: var(--ld-control-bg-hover);
}

.ld-segmented-btn[aria-pressed="true"] {
  background-color: var(--ld-control-bg-hover);
  color: var(--ld-control-text-hover);
}

.ld-segmented-btn:focus-visible {
  outline: 2px solid var(--ld-control-focus-ring);
  outline-offset: -2px;
  z-index: 1;
}

/* Control Group */
.ld-control-group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.5rem;
  background-color: var(--ld-control-group-bg);
  border: 1px solid rgba(226, 232, 240, 0.5);
  border-radius: 0.375rem;
}

/* Separator */
.ld-separator {
  height: 1.5rem;
  width: 1px;
  background-color: var(--ld-gray-300);
}

/* ============================================
   TOOLTIPS
   ============================================ */
.btn[data-tooltip]:hover::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: 115%;
  left: 50%;
  transform: translateX(-50%);
  background-color: var(--ld-gray-800);
  color: #fff;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 0.75rem;
  white-space: nowrap;
  z-index: 100;
  box-shadow: 0 4px 6px rgba(0,0,0,0.15);
  pointer-events: none;
  animation: fadeInTooltip 0.2s ease;
}

.btn[data-tooltip]:hover::before {
  content: '';
  position: absolute;
  bottom: 105%;
  left: 50%;
  transform: translateX(-50%);
  border-width: 5px;
  border-style: solid;
  border-color: var(--ld-gray-800) transparent transparent transparent;
  z-index: 100;
  pointer-events: none;
  animation: fadeInTooltip 0.2s ease;
}

/* Slider tooltip */
.slider-tooltip {
  position: absolute;
  z-index: 30;
  top: -10px;
  left: 50%;
  transform: translate(-50%, -120%);
  pointer-events: none;
  white-space: nowrap;
  padding: 6px 10px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ld-gray-900);
  background: rgba(255, 255, 255, 0.98);
  border: 1px solid var(--ld-border);
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.12);
}

.slider-tooltip.hidden {
  display: none;
}

/* ============================================
   CARDS
   ============================================ */
.card {
  background: var(--ld-bg-card);
  border-radius: 12px;
  padding: 1.5rem;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  border: 1px solid var(--ld-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  page-break-inside: avoid;
  contain: content;
}

.card h2 {
  font-size: 1.1rem;
  color: var(--ld-primary-dark);
  margin: 0 0 0.2rem 0;
  border-bottom: 2px solid var(--ld-gray-100);
  padding-bottom: 0.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.card h2 .material-icons {
  font-size: 1.5rem;
  color: var(--ld-primary);
}

.card-desc {
  color: var(--ld-secondary);
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  font-style: italic;
}

/* Step Card */
.step-card {
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
  transition: transform 0.1s ease;
}

.step-card:hover {
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.08);
}

/* Activity containers */
.activity-container {
  border-left: 3px solid var(--ld-gray-300);
}

.activity-group {
  scroll-margin-top: 80px;
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
  margin-bottom: 0.8rem;
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
  color: var(--ld-text-sub);
}

input[type="text"],
select,
textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--ld-border);
  border-radius: 6px;
  font-family: inherit;
  font-size: 0.95rem;
}

input::placeholder,
textarea::placeholder {
  color: var(--ld-gray-400);
}

textarea {
  resize: vertical;
  min-height: 80px;
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.checkbox-item {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  font-size: 0.9rem;
  cursor: pointer;
}

.checkbox-item input {
  margin-top: 4px;
}

/* Focus styles */
:focus-visible {
  outline: 3px solid rgba(145, 35, 56, 0.70) !important;
  outline-offset: 2px !important;
}

/* ============================================
   SWITCH / TOGGLE
   ============================================ */
.switch-label {
  font-weight: 600;
  color: var(--ld-text-main);
  display: flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  font-size: 0.8rem;
  height: 100%;
}

.switch {
  position: relative;
  display: inline-block;
  width: 40px;
  height: 24px;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch .slider {
  position: absolute;
  cursor: pointer;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #ccc;
  transition: .4s;
  border-radius: 34px;
}

.switch .slider:before {
  position: absolute;
  content: "";
  height: 16px;
  width: 16px;
  left: 4px;
  bottom: 4px;
  background-color: white;
  transition: .4s;
  border-radius: 50%;
}

.switch input:checked + .slider {
  background-color: var(--advanced-color);
}

.switch input:checked + .slider:before {
  transform: translateX(16px);
}

/* ============================================
   RANGE SLIDERS (Curseurs)
   ============================================ */
input[type=range] {
  -webkit-appearance: none;
  background: transparent;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 20px;
  width: 20px;
  border-radius: 50%;
  background: var(--ld-primary);
  cursor: grab;
  margin-top: -8px;
  box-shadow: 0 2px 4px 0 rgba(145, 35, 56, 0.4);
  border: 2px solid white;
  transition: transform 0.1s ease;
}

input[type=range]::-webkit-slider-thumb:active {
  cursor: grabbing;
  transform: scale(1.1);
}

input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 4px;
  cursor: pointer;
  background: transparent;
  border-radius: 9999px;
}

input[type=range]:focus {
  outline: none;
}

/* ============================================
   PANELS & COLLAPSIBLES
   ============================================ */
.panel-content {
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
}

.panel-content.open {
  max-height: 2000px;
  opacity: 1;
}

.rotate-icon {
  transition: transform 0.2s ease;
}

.rotate-icon.open {
  transform: rotate(180deg);
}

/* Collapsible UI: hide native disclosure markers */
details > summary {
  list-style: none;
}

details > summary::-webkit-details-marker {
  display: none;
}

/* Step body collapse */
.step-body {
  transition: max-height 0.2s ease-out, opacity 0.2s ease-out;
  max-height: 2000px;
  opacity: 1;
  overflow: hidden;
}

.step-body.collapsed {
  max-height: 0;
  opacity: 0;
  margin-top: 0;
  padding-bottom: 0 !important;
}

/* Activity body collapse */
.activity-body {
  transition: max-height 0.2s ease-out, opacity 0.2s ease-out;
  max-height: 5000px;
  opacity: 1;
  overflow: hidden;
}

.activity-body.collapsed {
  max-height: 0;
  opacity: 0;
}

/* Moment body collapse */
.moment-body {
  transition: max-height 0.2s ease-out, opacity 0.2s ease-out;
  max-height: 5000px;
  opacity: 1;
  overflow: hidden;
}

.moment-body.collapsed {
  max-height: 0;
  opacity: 0;
}

/* ============================================
   MODALS
   ============================================ */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0,0,0,0.5);
  backdrop-filter: blur(2px);
}

.modal-content {
  background-color: #fefefe;
  margin: 15% auto;
  padding: 2rem;
  border: 1px solid #888;
  border-radius: 12px;
  width: 90%;
  max-width: 500px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
  position: relative;
}

.modal-content h2 {
  margin-top: 0;
  color: var(--ld-primary-dark);
}

.modal-content p {
  font-size: 0.95rem;
  color: var(--ld-text-main);
}

.modal-footer {
  margin-top: 1.5rem;
  font-size: 0.85rem;
  color: var(--ld-text-sub);
  border-top: 1px solid var(--ld-border);
  padding-top: 1rem;
}

.close-btn {
  color: #aaa;
  float: right;
  font-size: 28px;
  font-weight: bold;
  cursor: pointer;
  line-height: 20px;
}

.close-btn:hover,
.close-btn:focus {
  color: black;
  text-decoration: none;
  cursor: pointer;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  margin-top: 3rem;
  text-align: center;
  color: var(--ld-secondary);
  font-size: 0.8rem;
}

/* ============================================
   DRAG & DROP
   ============================================ */
.sortable-ghost {
  opacity: 0.4;
  background-color: var(--ld-gray-100) !important;
  border: 2px dashed var(--ld-gray-400) !important;
}

.sortable-drag {
  cursor: grabbing;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

.drag-handle {
  cursor: grab;
  touch-action: none;
  user-select: none;
}

.drag-handle:active {
  cursor: grabbing;
}

/* ============================================
   LEARNING TYPES (Colors)
   ============================================ */
.type-none { border-left: 5px solid #e5e7eb; }
.type-acquisition { border-left: 5px solid #a1f5ed; }
.type-collaboration { border-left: 5px solid #ffd966; }
.type-discussion { border-left: 5px solid #7aaeea; }
.type-investigation { border-left: 5px solid #f8807f; }
.type-practice { border-left: 5px solid #bb98dc; }
.type-production { border-left: 5px solid #bdea75; }

.select-none { background-color: #e5e7eb; color: #000; border-color: #d1d5db; }
.select-acquisition { background-color: #a1f5ed; color: #000; border-color: #7dded6; }
.select-collaboration { background-color: #ffd966; color: #000; border-color: #f0c953; }
.select-discussion { background-color: #7aaeea; color: #000; border-color: #6a9bd6; }
.select-investigation { background-color: #f8807f; color: #000; border-color: #e06e6d; }
.select-practice { background-color: #bb98dc; color: #000; border-color: #a582c6; }
.select-production { background-color: #bdea75; color: #000; border-color: #a6d15e; }

/* Learning type select styling */
.learning-type-select option[value="none"],
.learning-type-select option.ld-opt-none {
  background-color: var(--ld-gray-100);
  color: var(--ld-gray-500);
}

.learning-type-select.ld-select-none {
  background-color: var(--ld-gray-100) !important;
  color: var(--ld-gray-500) !important;
}

/* ============================================
   PATTERNS (Background patterns)
   ============================================ */
.pattern-stripes {
  background-image: linear-gradient(45deg, rgba(255,255,255,0.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0.15) 75%, transparent 75%, transparent);
  background-size: 8px 8px;
}

.pattern-dots {
  background-image: radial-gradient(rgba(255,255,255,0.5) 1.5px, transparent 1.5px);
  background-size: 6px 6px;
}

.pattern-vertical {
  background-image: repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(255,255,255,0.3) 2px, rgba(255,255,255,0.3) 4px);
}

.pattern-grid-dark {
  background-image: linear-gradient(rgba(0,0,0,0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,0,0,0.1) 1px, transparent 1px);
  background-size: 6px 6px;
}

/* ============================================
   MATERIAL ICONS
   ============================================ */
.material-icons-round {
  display: inline-flex;
  vertical-align: middle;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

/* ============================================
   CONTEXT SPECIFIC (Advanced Options)
   ============================================ */
.advanced-context {
  display: none;
  background-color: var(--advanced-bg);
  border-left: 4px solid var(--advanced-border);
  padding: 10px;
  margin-top: 5px;
  border-radius: 0 6px 6px 0;
  animation: fadeIn 0.4s ease;
}

.advanced-label {
  color: var(--advanced-color);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
  display: block;
  font-weight: 700;
}

body.show-context .advanced-context {
  display: block;
}

/* Suggestions panel */
.suggestions-panel {
  display: none;
  animation: fadeIn 0.3s ease;
  margin-bottom: 1rem;
  padding-left: 0.5rem;
  border-left: 2px solid var(--ld-border);
}

body.show-suggestions .suggestions-panel {
  display: block;
}

.btn-toggle-suggestions {
  background: none;
  border: none;
  color: var(--ld-primary);
  cursor: pointer;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0;
  margin-bottom: 0.8rem;
  font-weight: 600;
  width: fit-content;
}

.btn-toggle-suggestions:hover {
  text-decoration: underline;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-5px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInTooltip {
  from { opacity: 0; transform: translate(-50%, 5px); }
  to { opacity: 1; transform: translate(-50%, 0); }
}

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

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  .no-print { display: none; }
  body { background: white; padding: 0; }
  .activity-group { break-inside: avoid; margin-bottom: 1rem; border: none; border-radius: 8px; padding: 0.5rem; }
  .step-card { border: none; break-inside: avoid; margin-bottom: 0.5rem; }
  select { appearance: none; border: none; padding: 0; background: none; }
  textarea { border: none; padding: 0; }
  #key-params-panel { max-height: none !important; opacity: 1 !important; display: block !important; }
  .step-body.collapsed, .activity-body.collapsed { max-height: none !important; opacity: 1 !important; display: block !important; }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 480px) {
  #jump-to-select {
    min-width: 180px !important;
    max-width: 240px !important;
    font-size: 0.7rem;
  }
}

/* Keep toolbar buttons on a single line */
.toolbar-nowrap {
  flex-wrap: nowrap !important;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.toolbar-nowrap > * {
  flex: 0 0 auto;
  white-space: nowrap;
}

/* ============================================
   LEARNING DESIGNER SPECIFIC STYLES
   ============================================ */

/* Locked duration unit selects */
.ld-locked-unit {
  opacity: 1 !important;
  background-color: var(--ld-gray-50) !important;
  color: var(--ld-gray-600) !important;
}

/* Textareas: consistent vertical resizing */
.ld-ta-compact, .ld-ta-expanded {
  resize: vertical;
}

textarea.ld-ta-compact {
  height: 3.2em;
  min-height: 3.2em;
}

textarea.ld-ta-expanded {
  height: 110px;
  min-height: 110px;
}

@media (min-width: 640px) {
  textarea.ld-ta-expanded {
    height: 140px;
    min-height: 140px;
  }
}

/* Hide types toggle */
body.hide-types .learning-type-container,
body.hide-types .timeline-track-pedagogy,
body.hide-types .activity-type-bar {
  display: none !important;
}

/* Step right-column collapsible sections */
.step-right-section > summary { list-style: none; }
.step-right-section > summary::-webkit-details-marker { display: none; }
.step-right-section[open] .step-right-chevron { transform: rotate(180deg); }
.step-right-chevron { transition: transform 150ms ease; }

.step-right-group > summary { list-style: none; }
.step-right-group > summary::-webkit-details-marker { display: none; }
.step-right-group[open] .step-group-chevron { transform: rotate(180deg); }

/* Step tabs */
.step-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.25rem;
  background: rgba(241,245,249,0.9);
  border: 1px solid rgba(226,232,240,1);
  border-radius: 0.75rem;
}

.step-tab {
  flex: 1;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.375rem 0.5rem;
  border-radius: 0.65rem;
  color: rgba(71,85,105,1);
  transition: background 150ms ease, color 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
  border: 1px solid transparent;
}

.step-tab[aria-selected="false"]:hover {
  background: rgba(255,255,255,0.7);
}

.step-tab[aria-selected="true"] {
  background: #ffffff;
  border-color: rgba(226,232,240,1);
  color: rgba(145,35,56,1);
  box-shadow: 0 1px 2px rgba(15,23,42,0.06);
}

.step-tabpanel[hidden] {
  display: none !important;
}

/* Step status signalisation */
.step-card[data-status="done"] .step-header { box-shadow: inset 4px 0 0 rgba(34, 197, 94, 0.75); }
.step-card[data-status="review"] .step-header { box-shadow: inset 4px 0 0 rgba(245, 158, 11, 0.85); }
.step-card[data-status="in_progress"] .step-header { box-shadow: inset 4px 0 0 rgba(100, 116, 139, 0.35); }
.step-status-select { text-transform: none; }
.ld-hidden-by-status-filter { display: none !important; }

body:not(.ld-show-status-selectors) .step-status-select { display: none !important; }
body.ld-hide-status-summaries .ld-status-summary { display: none !important; }

/* Status summaries */
.ld-status-summary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 10px;
  line-height: 1;
  padding: 2px 8px;
  border: 1px solid rgba(226,232,240,1);
  border-radius: 9999px;
  background: #ffffff;
  color: var(--ld-gray-600);
  white-space: nowrap;
  user-select: none;
}

.ld-status-summary--module,
.ld-status-summary--moment {
  display: inline-block;
  white-space: normal;
  line-height: 1.15;
}

.ld-status-summary--module .ld-ss-line,
.ld-status-summary--moment .ld-ss-line {
  display: block;
}

.ld-status-summary .ld-ss-item { display: inline-flex; align-items: center; gap: 4px; }
.ld-status-summary .ld-ss-item b { font-weight: 800; color: var(--ld-gray-900); }
.ld-status-summary .ld-ss-sep { opacity: 0.55; padding: 0 2px; }

.ld-status-summary .ld-ss-item::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 9999px;
  display: inline-block;
}

.ld-status-summary .ld-ss-done::before { background: rgba(34, 197, 94, 0.75); }
.ld-status-summary .ld-ss-review::before { background: rgba(245, 158, 11, 0.85); }
.ld-status-summary .ld-ss-progress::before { background: rgba(100, 116, 139, 0.40); }
.ld-status-summary .ld-ss-empty { opacity: 0.75; }

.step-coherence-indicator { cursor: help; }

/* Batch actions bar */
body.has-batch-bar { padding-bottom: 90px; }

#batch-actions-bar {
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  border-top: 1px solid rgba(148, 163, 184, 0.35);
}

#batch-actions-bar .batch-actions-inner {
  box-shadow: 0 18px 45px rgba(2, 6, 23, 0.35);
}

/* Focus mode */
body.focus-mode .activity-group { display: none; }
body.focus-mode .activity-group.focus-active { display: block; }

/* Temp highlight for navigation */
.temp-highlight {
  outline: 3px solid rgba(245, 158, 11, 0.9);
  outline-offset: 2px;
  border-radius: 14px;
}

/* ============================================
   VIEW LEVELS (Modules/Moments/Submoments/Activities)
   ============================================ */
body[data-view-level="modules"] .activity-moments-container,
body[data-view-level="modules"] .moment-group,
body[data-view-level="modules"] .submoment-card,
body[data-view-level="modules"] .step-card { display: none !important; }

body[data-view-level="modules"] [data-action="add-step"],
body[data-view-level="modules"] [data-action="add-moment"],
body[data-view-level="modules"] [data-action="add-submoment"],
body[data-view-level="modules"] [data-action="add-step-submoment"] { display: none !important; }

body[data-view-level="moments"] .submoments-controls,
body[data-view-level="moments"] .submoments-container,
body[data-view-level="moments"] .moment-direct-steps,
body[data-view-level="moments"] .step-card { display: none !important; }

body[data-view-level="moments"] [data-action="add-step"],
body[data-view-level="moments"] [data-action="add-submoment"],
body[data-view-level="moments"] [data-action="add-step-submoment"] { display: none !important; }

body[data-view-level="submoments"] .moment-direct-steps,
body[data-view-level="submoments"] .step-card { display: none !important; }

body[data-view-level="submoments"] [data-action="add-step"],
body[data-view-level="submoments"] [data-action="add-step-submoment"] { display: none !important; }

/* ============================================
   HIERARCHY ACCENTS (Visual hierarchy)
   ============================================ */
.activity-group,
.moment-group,
.submoment-card,
.step-card { position: relative; }

.activity-group::before,
.moment-group::before,
.submoment-card::before,
.step-card::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 4px;
  border-top-left-radius: inherit;
  border-bottom-left-radius: inherit;
  pointer-events: none;
}

.activity-group::before { background: rgba(145, 35, 56, 0.85); }
.moment-group::before { background: rgba(181, 46, 71, 0.75); }
.submoment-card::before { background: rgba(100, 116, 139, 0.45); }
.step-card::before { background: rgba(148, 163, 184, 0.40); }

/* Indentation */
.activity-group .activity-moments-container { margin-left: 10px; }
.activity-group .moment-group { margin-left: 10px; }
.moment-group .submoments-controls,
.moment-group .submoments-container,
.moment-group .moment-direct-steps { margin-left: 10px; }
.moment-group .submoments-container .submoment-card { margin-left: 10px; }
.moment-group .moment-direct-steps .step-card,
.submoment-card .step-card { margin-left: 10px; }

/* ============================================
   PANORAMA VIEW
   ============================================ */
#panorama-view { display: none; }
body[data-view-level="panorama"] #panorama-view { display: block !important; }
body[data-view-level="panorama"] #activities-root { display: none !important; }

#panorama-table th, #panorama-table td { vertical-align: top; }
#panorama-table tbody tr { border-top: 1px solid rgba(226,232,240,0.9); }
#panorama-table tbody tr:hover { background: rgba(241,245,249,0.6); }
#panorama-table td { padding: 4px 8px; }
#panorama-table td .muted { color: rgba(100,116,139,0.9); }
#panorama-table .pano-open { color: rgba(100,116,139,0.9); }
#panorama-table .pano-open:hover { color: rgba(145,35,56,0.95); }
.ld-panorama-highlight { outline: 2px solid rgba(145,35,56,0.25); outline-offset: 2px; border-radius: 10px; }

#panorama-table { table-layout: fixed; }
#panorama-table .pano-cell { display: inline-flex; align-items: center; gap: 6px; min-width: 0; }
#panorama-table .pano-text { display: inline-block; min-width: 0; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Panorama markers */
#panorama-table .pano-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  border: 1px solid rgba(226,232,240,1);
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
  flex: 0 0 auto;
}

#panorama-table .pano-mark-module {
  border-color: rgba(145,35,56,0.3);
  background: rgba(145,35,56,0.1);
  color: rgba(145,35,56,0.95);
  border-radius: 4px;
}

#panorama-table .pano-mark-moment {
  border-color: rgba(145,35,56,0.3);
  background: rgba(145,35,56,0.06);
  color: rgba(145,35,56,0.9);
  border-radius: 9999px;
}

#panorama-table .pano-mark-sub {
  border-color: rgba(226,232,240,1);
  background: rgba(241,245,249,0.95);
  color: rgba(51,65,85,0.95);
  border-radius: 3px;
  transform: rotate(45deg);
}

#panorama-table .pano-mark-sub .pano-mark-inner {
  transform: rotate(-45deg);
  display: inline-block;
}

/* Banding */
#panorama-table tbody tr.pano-band-a { background: rgba(248,250,252,0.55); }
#panorama-table tbody tr.pano-band-b { background: rgba(255,255,255,1); }
#panorama-table tbody tr:hover { background: rgba(241,245,249,0.8); }

#panorama-table td.pano-col-duration, #panorama-table th.pano-col-duration { white-space: nowrap; }
#panorama-table td.pano-col-duration { font-variant-numeric: tabular-nums; }
#panorama-table td.pano-col-select, #panorama-table th.pano-col-select { white-space: nowrap; }
#panorama-table .pano-sortable { cursor: pointer; user-select: none; }
#panorama-table .pano-sortable:hover { color: rgba(145,35,56,0.95); }
#panorama-table .pano-sort-ind { margin-left: 4px; font-size: 10px; color: rgba(100,116,139,0.8); }
#panorama-table td.pano-col-status, #panorama-table th.pano-col-status { white-space: nowrap; }

/* ============================================
   TIMELINE STYLES
   ============================================ */
#timeline-panel { gap: 0.75rem; padding: 0.5rem; }
#timeline-details { gap: 0.35rem; }
#timeline-details .timeline-track { padding: 0.40rem; background: transparent !important; border: 0 !important; }

#timeline-details [data-i18n="label_grouping"],
#timeline-details [data-i18n="label_trainer"],
#timeline-details [data-i18n="label_place"],
#timeline-details [data-i18n="label_time"],
.step-card [data-i18n="label_grouping"],
.step-card [data-i18n="label_trainer"],
.step-card [data-i18n="label_place"],
.step-card [data-i18n="label_time"] {
  font-size: 10px !important;
}

.step-card .step-group-mode,
.step-card .trainer-select,
.step-card .place-select,
.step-card .time-select {
  font-size: 10px !important;
}

#timeline-panel .timeline-duration-label { background: transparent !important; border: 0 !important; box-shadow: none !important; }
#timeline-panel .timeline-track { transition: box-shadow 0.15s ease; }
#timeline-panel .timeline-track:hover { box-shadow: 0 8px 22px rgba(15, 23, 42, 0.06); }

#timeline-panel #timeline-activities-planned,
#timeline-panel #timeline-activities,
#timeline-panel #timeline-steps { height: 1.25rem; }

#timeline-panel #timeline-grouping,
#timeline-panel #timeline-trainer,
#timeline-panel #timeline-place,
#timeline-panel #timeline-time { height: 0.95rem; }

#timeline-panel #timeline-ruler { height: 2.25rem; }
#timeline-ruler { padding: 0.25rem 0.4rem 0.15rem 0.4rem; display: none !important; }

#timeline-ruler .timeline-ruler-tick { top: 0.3rem; bottom: 1.15rem; background-color: var(--ld-gray-400); }
#timeline-ruler .timeline-ruler-label {
  bottom: 0.15rem;
  font-size: 0.74rem;
  font-weight: 400;
  color: var(--ld-gray-900);
  background-color: rgba(255, 255, 255, 0.92);
  border: none;
  padding: 0 0.25rem;
  border-radius: 0.25rem;
  line-height: 1.1;
}

#timeline-panel #timeline-activities { overflow-x: hidden !important; overflow-y: visible !important; }

/* Timeline alerts */
.timeline-missing-light,
.timeline-alert-light {
  background: repeating-linear-gradient(
    135deg,
    rgba(254, 202, 202, 0.95),
    rgba(254, 202, 202, 0.95) 8px,
    rgba(239, 68, 68, 0.22) 8px,
    rgba(239, 68, 68, 0.22) 16px
  );
  box-shadow: inset 0 0 0 2px rgba(239, 68, 68, 0.95);
  animation: timelineAlertPulse 1.4s ease-in-out infinite;
}

.duration-alert-light {
  background: rgba(254, 202, 202, 0.95) !important;
  border-color: rgba(239, 68, 68, 0.55) !important;
  box-shadow: inset 0 0 0 2px rgba(239, 68, 68, 0.35) !important;
}

.timeline-alert-icons {
  position: absolute;
  top: -18px;
  right: 6px;
  display: flex;
  gap: 6px;
  align-items: center;
  z-index: 60;
  pointer-events: none;
  padding: 2px 6px;
  border-radius: 9999px;
  background: rgba(239, 68, 68, 0.92);
  box-shadow: 0 2px 10px rgba(15, 23, 42, 0.35);
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.2px;
  text-transform: uppercase;
}

.timeline-alert-icons svg {
  width: 16px;
  height: 16px;
  opacity: 1;
  filter: drop-shadow(0 1px 2px rgba(15, 23, 42, 0.45));
}

@keyframes timelineAlertPulse {
  0%, 100% { filter: saturate(1) brightness(1); }
  50% { filter: saturate(1.15) brightness(1.05); }
}

.timeline-overrun-light { background: #fecaca; }

/* Timeline zoom and scroll */
.timeline-zoom-outer {
  overflow-x: auto !important;
  overflow-y: hidden !important;
}

.timeline-inner {
  display: flex;
  height: 100%;
  min-width: 100%;
}

#timelines-wrapper {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

#timelines-wrapper .panel-content,
#timelines-wrapper #timeline-panel {
  width: 100%;
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

#timelines-wrapper #timeline-panel {
  overflow-x: hidden;
}

#timelines-wrapper .timeline-track,
#timelines-wrapper .timeline-track > * {
  max-width: 100%;
  min-width: 0;
  box-sizing: border-box;
}

#timelines-wrapper .timeline-zoom-outer {
  max-width: 100%;
  overflow-x: auto !important;
  overflow-y: hidden !important;
}

/* Timeline horizontal scrollbar */
#timeline-hscroll {
  width: 100%;
  max-width: 100%;
  overflow-x: scroll;
  overflow-y: hidden;
  scrollbar-gutter: stable both-edges;
  height: 28px;
  margin-top: 10px;
  border-radius: 9999px;
  border: 1px solid rgba(148,163,184,0.70);
  background: rgba(241,245,249,0.98);
  box-sizing: border-box;
  cursor: ew-resize;
  position: relative;
  scrollbar-width: none;
}

#timeline-hscroll::-webkit-scrollbar {
  height: 0px;
  width: 0px;
}

#timeline-hscroll-inner {
  height: 1px;
  width: 0px;
}

#timeline-hscroll-thumb {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  height: 18px;
  width: 72px;
  border-radius: 9999px;
  background: rgba(71,85,105,0.85);
  border: 4px solid rgba(226,232,240,0.95);
  box-sizing: border-box;
  cursor: grab;
  z-index: 5;
}

#timeline-hscroll-thumb:active { cursor: grabbing; }

#timeline-panel .timeline-zoom-outer {
  scrollbar-width: none;
}

#timeline-panel .timeline-zoom-outer::-webkit-scrollbar {
  height: 0px;
  width: 0px;
}

/* ============================================
   ANALYSIS TABS
   ============================================ */
.analysis-tabbar { display: flex; flex-wrap: wrap; gap: 6px; }

.analysis-tab-btn {
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  padding: 8px 10px;
  border-radius: 9999px;
  border: 1px solid rgb(226 232 240);
  background: rgb(248 250 252);
  color: rgb(51 65 85);
  transition: background .15s, color .15s, border-color .15s;
}

.analysis-tab-btn:hover { background: rgb(241 245 249); }
.analysis-tab-btn.is-active { background: rgb(226 232 240); border-color: rgb(203 213 225); color: rgb(30 41 59); }
.analysis-tab-pane { display: none; }
.analysis-tab-pane.is-active { display: block; }

#analysis-tabs-wrap > summary::-webkit-details-marker { display: none; }
#analysis-tabs-wrap > summary { list-style: none; }
#analysis-tabs-wrap .analysis-chevron { transition: transform .15s; }
#analysis-tabs-wrap[open] .analysis-chevron { transform: rotate(180deg); }
#analysis-tabs-wrap .panel-content { max-height: none !important; opacity: 1 !important; overflow: visible !important; transition: none !important; }
#analysis-tabs-wrap .panel-content.open { max-height: none !important; opacity: 1 !important; }

/* Module derived targets: read-only */
details[data-readonly="true"] .no-print { display: none !important; }
details[data-readonly="true"] .module-target-competences-sujet-checkboxes,
details[data-readonly="true"] .module-target-competences-transv-checkboxes,
details[data-readonly="true"] .module-aims-checkboxes,
details[data-readonly="true"] .module-outcomes-checkboxes { opacity: 0.95; }
details[data-readonly="true"] label { cursor: default; }

/* ============================================
   CONTRAST & ACCESSIBILITY MODES
   ============================================ */
body.contrast-plus {
  --ld-control-text: var(--ld-gray-700);
  --ld-control-text-hover: var(--ld-primary-dark);
  --ld-control-border: var(--ld-gray-400);
}

body.contrast-plus .text-slate-300 { color: var(--ld-gray-500) !important; }
body.contrast-plus .text-slate-400 { color: var(--ld-gray-600) !important; }
body.contrast-plus .text-slate-500 { color: var(--ld-gray-700) !important; }
body.contrast-plus .text-slate-600 { color: #1f2937 !important; }
body.contrast-plus .text-slate-700 { color: var(--ld-gray-900) !important; }
body.contrast-plus .border-slate-100 { border-color: var(--ld-gray-300) !important; }
body.contrast-plus .border-slate-200 { border-color: var(--ld-gray-400) !important; }
body.contrast-plus .border-slate-300 { border-color: var(--ld-gray-500) !important; }
body.contrast-plus .activity-container { border-left-color: var(--ld-gray-400) !important; }
body.contrast-plus :focus-visible { outline-color: rgba(145, 35, 56, 0.85) !important; }

@media print {
  body.contrast-plus { filter: none !important; }
}

/* High Contrast mode */
body.hc {
  background-color: #ffffff;
  color: var(--ld-gray-900);
}

body.hc .text-slate-300 { color: var(--ld-gray-600) !important; }
body.hc .text-slate-400 { color: var(--ld-gray-700) !important; }
body.hc .text-slate-500 { color: var(--ld-gray-700) !important; }
body.hc .text-slate-600 { color: #1f2937 !important; }
body.hc .text-slate-700 { color: var(--ld-gray-900) !important; }
body.hc .bg-slate-50 { background-color: var(--ld-gray-50) !important; }
body.hc .bg-slate-100 { background-color: var(--ld-gray-100) !important; }
body.hc .border-slate-100 { border-color: var(--ld-gray-300) !important; }
body.hc .border-slate-200 { border-color: var(--ld-gray-400) !important; }
body.hc .border-slate-300 { border-color: var(--ld-gray-500) !important; }
body.hc .activity-container { border-left-color: var(--ld-gray-600) !important; }
body.hc .activity-type-bar { background-color: var(--ld-gray-200) !important; border-color: var(--ld-gray-400) !important; }
body.hc #timeline-ruler { color: var(--ld-gray-900) !important; }
body.hc #custom-confirm-modal { background-color: rgba(15, 23, 42, 0.75) !important; }
body.hc #global-tooltip { background-color: #ffffff !important; border-color: var(--ld-gray-900) !important; color: var(--ld-gray-900) !important; }
body.hc :focus-visible { outline-color: rgba(145, 35, 56, 0.8); }
body.hc #timeline-ruler .timeline-ruler-tick { background-color: var(--ld-gray-600); }
body.hc #timeline-ruler .timeline-ruler-label { border-color: var(--ld-gray-400); background-color: #ffffff; }

body.hc #timeline-activities-planned,
body.hc #timeline-activities,
body.hc #timeline-moments,
body.hc #timeline-submoments,
body.hc #timeline-steps,
body.hc #timeline-grouping,
body.hc #timeline-trainer,
body.hc #timeline-place,
body.hc #timeline-time {
  border-color: var(--ld-gray-400) !important;
  background-color: var(--ld-gray-200) !important;
}

/* Transparent view */
body.view-transparent :is(div, section, header, main, aside, article, details).bg-white { background-color: transparent !important; }
body.view-transparent :is(div, section, header, main, aside, article, details).bg-slate-50 { background-color: transparent !important; }
body.view-transparent :is(div, section, header, main, aside, article, details).bg-slate-100 { background-color: transparent !important; }

/* ============================================
   DARK THEME
   ============================================ */
html.ui-dark {
  color-scheme: dark;
}

html.ui-dark body {
  background-color: #0b1220 !important;
}

html.ui-dark .bg-white { background-color: #0f172a !important; }
html.ui-dark .bg-slate-50 { background-color: rgba(15, 23, 42, 0.60) !important; }
html.ui-dark .bg-slate-100 { background-color: rgba(30, 41, 59, 0.85) !important; }
html.ui-dark .bg-indigo-50 { background-color: rgba(145, 35, 56, 0.12) !important; }

html.ui-dark .text-slate-900,
html.ui-dark .text-slate-800,
html.ui-dark .text-slate-700 { color: var(--ld-gray-200) !important; }

html.ui-dark .text-slate-600,
html.ui-dark .text-slate-500 { color: var(--ld-gray-300) !important; }

html.ui-dark .text-indigo-600 { color: #d4848f !important; }

html.ui-dark .border-slate-200 { border-color: var(--ld-gray-700) !important; }
html.ui-dark .border-slate-100 { border-color: #1f2937 !important; }

html.ui-dark input,
html.ui-dark textarea,
html.ui-dark select {
  background-color: #0b1220 !important;
  color: var(--ld-gray-200) !important;
  border-color: var(--ld-gray-700) !important;
}

html.ui-dark .hover\:bg-slate-50:hover { background-color: rgba(30, 41, 59, 0.80) !important; }
html.ui-dark .hover\:bg-slate-100:hover { background-color: rgba(51, 65, 85, 0.85) !important; }
html.ui-dark .hover\:bg-indigo-50:hover { background-color: rgba(145, 35, 56, 0.18) !important; }
html.ui-dark .hover\:text-indigo-600:hover { color: #d4848f !important; }

html.ui-dark body.view-transparent .bg-white,
html.ui-dark body.view-transparent .bg-slate-50,
html.ui-dark body.view-transparent .bg-slate-100,
html.ui-dark body.view-transparent .bg-indigo-50 {
  background-color: transparent !important;
}

html.ui-dark .step-tabs {
  background: rgba(15,23,42,0.45);
  border-color: rgba(148,163,184,0.25);
}

html.ui-dark .step-tab {
  color: rgba(226,232,240,0.85);
}

html.ui-dark .step-tab[aria-selected="true"] {
  background: rgba(15,23,42,0.85);
  border-color: rgba(148,163,184,0.35);
  color: rgba(212,132,143,1);
}

html.ui-dark :focus-visible {
  outline-color: rgba(212, 132, 143, 0.90) !important;
}

/* ============================================
   PERSONA GENERATOR (Multi-persona tabs & count)
   ============================================ */

/* Persona count selector */
.persona-count-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 1rem;
  padding: 12px 16px;
  background: var(--ld-bg-card);
  border: 1px solid var(--ld-border);
  border-radius: 10px;
}

.persona-count-group > label {
  font-weight: 600;
  color: var(--ld-text-sub);
  margin-bottom: 0;
  white-space: nowrap;
}

.persona-count-controls {
  display: flex;
  align-items: center;
  gap: 4px;
}

.persona-count-controls input[type="number"] {
  width: 56px;
  text-align: center;
  padding: 6px 4px;
  font-size: 1rem;
  font-weight: 700;
  border: 1px solid var(--ld-border);
  border-radius: 6px;
  -moz-appearance: textfield;
}

.persona-count-controls input[type="number"]::-webkit-outer-spin-button,
.persona-count-controls input[type="number"]::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.persona-count-hint {
  font-size: 0.82rem;
  color: var(--ld-gray-400);
  font-style: italic;
}

/* Small icon-only button (for +/- controls) */
.btn-icon {
  min-width: 32px;
  width: 32px;
  height: 32px;
  padding: 4px;
}

.btn-icon .material-icons {
  font-size: 18px;
}

/* Persona tabs */
.persona-tabs {
  display: flex;
  gap: 0.25rem;
  padding: 0.25rem;
  background: rgba(241, 245, 249, 0.9);
  border: 1px solid var(--ld-border);
  border-radius: 0.75rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.persona-tab {
  flex: 1 1 auto;
  min-width: 90px;
  font-size: 0.8rem;
  font-weight: 700;
  padding: 0.5rem 0.75rem;
  border-radius: 0.65rem;
  color: var(--ld-gray-600);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 150ms ease, color 150ms ease, box-shadow 150ms ease, border-color 150ms ease;
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.persona-tab:hover {
  background: rgba(255, 255, 255, 0.7);
}

.persona-tab.active {
  background: #ffffff;
  border-color: var(--ld-border);
  color: var(--ld-primary-dark);
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.06);
}

/* Dark theme overrides for persona tabs */
html.ui-dark .persona-tabs {
  background: rgba(15, 23, 42, 0.45);
  border-color: rgba(148, 163, 184, 0.25);
}

html.ui-dark .persona-tab {
  color: rgba(226, 232, 240, 0.85);
}

html.ui-dark .persona-tab.active {
  background: rgba(15, 23, 42, 0.85);
  border-color: rgba(148, 163, 184, 0.35);
  color: rgba(212, 132, 143, 1);
}

html.ui-dark .persona-count-group {
  background: rgba(15, 23, 42, 0.6);
  border-color: rgba(148, 163, 184, 0.25);
}

/* ============================================
   ACCESSIBILITY ENHANCEMENTS
   ============================================ */

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --ld-border: var(--ld-gray-400);
    --ld-text-sub: var(--ld-gray-800);
  }
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ============================================
   MIGRATION FROM CURRENT.HTML - 2026-02-06
   ============================================ */

/* Duration badge with delta bar */
.ld-duration-badge { position: relative; overflow: hidden; }
.ld-delta-bar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  pointer-events: none;
  background: rgba(148, 163, 184, 0.18);
}
.ld-delta-bar .ld-delta-axis {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  transform: translateX(-0.5px);
  background: rgba(148, 163, 184, 0.75);
}
.ld-delta-bar .ld-delta-neg {
  position: absolute;
  right: 50%;
  top: 0;
  bottom: 0;
  width: 0%;
  background: rgba(59, 130, 246, 0.92);
}
.ld-delta-bar .ld-delta-pos {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 0%;
  background: rgba(239, 68, 68, 0.92);
}
.ld-delta-bar.ld-delta-ok .ld-delta-neg,
.ld-delta-bar.ld-delta-ok .ld-delta-pos {
  background: rgba(34, 197, 94, 0.86);
}

/* Ignore label for moments/submoments */
.ld-ignore-label {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 700;
  color: #64748b;
  user-select: none;
  cursor: pointer;
}
.ld-ignore-label input {
  width: 14px;
  height: 14px;
}
.ld-ignored { opacity: 0.55; }
.ld-ignored .ld-ignore-label,
.ld-ignored .ld-ignore-label * { opacity: 1; }
.ld-ignored-inherited { opacity: 0.65; }
.ld-ignored .step-header,
.ld-ignored .moment-header,
.ld-ignored .submoment-header {
  background-image: repeating-linear-gradient(
    45deg,
    rgba(148, 163, 184, 0.12),
    rgba(148, 163, 184, 0.12) 6px,
    rgba(148, 163, 184, 0.02) 6px,
    rgba(148, 163, 184, 0.02) 12px
  );
}

/* Solo moment (single unnamed moment hides chrome) */
.moment-group.ld-solo-moment {
  border-color: transparent !important;
  background: transparent !important;
}
.moment-group.ld-solo-moment > div:first-child {
  display: none !important;
}
.moment-group.ld-solo-moment > .moment-body {
  padding: 0 !important;
}
.moment-group.ld-solo-moment .submoments-controls {
  display: none !important;
}
.moment-group.ld-solo-moment .moment-description-wrap {
  display: none !important;
}

/* Collapsed state for submoment body */
.submoment-body.collapsed {
  display: none;
}

/* ============================================
   MODULES CONTROL PANEL - Global control
   ============================================ */
.modules-control-panel {
  background: linear-gradient(135deg, rgba(145, 35, 56, 0.04) 0%, rgba(255, 255, 255, 1) 100%);
  border: 2px solid rgba(145, 35, 56, 0.15);
  border-radius: 10px;
  padding: 0.75rem 1.25rem;
  margin: 0.5rem 0 1rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.modules-control-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #912338;
}

.modules-control-header .material-icons-round {
  font-size: 1.25rem;
}

.modules-control-header label {
  font-family: 'Advent Pro', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  text-transform: lowercase;
}

.modules-control-input {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.modules-control-info {
  flex: 1;
  text-align: right;
}

/* ============================================
   INLINE NUMERIC CONTROLS - Contextual controls
   ============================================ */
.module-moments-control,
.moment-submoments-control,
.submoment-activities-control {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.module-moments-control {
  background: rgba(145, 35, 56, 0.03);
  border-radius: 6px;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.5rem;
}

.moment-submoments-control {
  background: rgba(100, 116, 139, 0.05);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
}

.submoment-activities-control {
  padding: 0.25rem 0;
}

/* Inline quantity buttons and inputs */
.qty-btn-inline,
.qty-btn-inline-sm {
  border: none;
  background: #912338;
  color: white;
  border-radius: 4px;
  cursor: pointer;
  font-weight: 700;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qty-btn-inline {
  width: 24px;
  height: 24px;
  font-size: 0.9rem;
}

.qty-btn-inline-sm {
  width: 20px;
  height: 20px;
  font-size: 0.8rem;
}

.qty-btn-inline:hover,
.qty-btn-inline-sm:hover {
  background: #6d1a2a;
}

.qty-btn-inline:active,
.qty-btn-inline-sm:active {
  transform: scale(0.95);
}

.qty-input-inline,
.qty-input-inline-sm {
  border: 1px solid #e2e8f0;
  border-radius: 4px;
  font-weight: 700;
  text-align: center;
  color: #912338;
  -moz-appearance: textfield;
}

.qty-input-inline {
  width: 48px;
  height: 24px;
  font-size: 0.85rem;
  padding: 0 0.25rem;
}

.qty-input-inline-sm {
  width: 40px;
  height: 20px;
  font-size: 0.75rem;
  padding: 0 0.2rem;
}

.qty-input-inline::-webkit-outer-spin-button,
.qty-input-inline::-webkit-inner-spin-button,
.qty-input-inline-sm::-webkit-outer-spin-button,
.qty-input-inline-sm::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.qty-input-inline:focus,
.qty-input-inline-sm:focus {
  outline: none;
  border-color: #912338;
  box-shadow: 0 0 0 2px rgba(145, 35, 56, 0.1);
}

/* ============================================
   STRUCTURE CONTROL PANEL - Legacy (kept for compatibility)
   ============================================ */
.structure-control-panel {
  background: linear-gradient(135deg, rgba(145, 35, 56, 0.03) 0%, rgba(255, 255, 255, 1) 100%);
  border: 2px solid rgba(145, 35, 56, 0.2);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  margin: 0.75rem 0 1.5rem 0;
  box-shadow: 0 2px 8px rgba(145, 35, 56, 0.08);
}

.structure-panel-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  color: #912338;
}

.structure-panel-header .material-icons-round {
  font-size: 1.5rem;
}

.structure-panel-header h2 {
  font-family: 'Advent Pro', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  text-transform: lowercase;
}

.structure-inputs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.structure-inputs .input-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.structure-inputs .input-group label {
  font-family: 'Advent Pro', sans-serif;
  font-weight: 600;
  color: #334155;
  font-size: 0.8rem;
  text-transform: lowercase;
}

.structure-inputs .input-controls {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.structure-inputs .qty-input {
  width: 60px;
  padding: 0.4rem 0.5rem;
  border: 2px solid #e2e8f0;
  border-radius: 6px;
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  color: #912338;
  transition: border-color 0.2s, box-shadow 0.2s;
  -moz-appearance: textfield;
}

.structure-inputs .qty-input::-webkit-outer-spin-button,
.structure-inputs .qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.structure-inputs .qty-input:focus {
  outline: none;
  border-color: #912338;
  box-shadow: 0 0 0 3px rgba(145, 35, 56, 0.1);
}

.structure-inputs .qty-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: #912338;
  color: white;
  border-radius: 4px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.structure-inputs .qty-btn:hover {
  background: #6d1a2a;
}

.structure-inputs .qty-btn:active {
  transform: scale(0.95);
}

.structure-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-generate {
  background: linear-gradient(135deg, #912338, #6d1a2a);
  color: white;
  border: none;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  font-family: 'Advent Pro', sans-serif;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  box-shadow: 0 3px 10px rgba(145, 35, 56, 0.25);
  transition: transform 0.2s, box-shadow 0.2s;
  text-transform: lowercase;
}

.btn-generate:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(145, 35, 56, 0.35);
}

.btn-generate:active {
  transform: translateY(0);
}

.btn-generate .material-icons-round {
  font-size: 1.1rem;
}

.structure-preview {
  font-family: 'Antic', sans-serif;
  font-size: 0.85rem;
  color: #64748b;
}

.structure-preview strong {
  color: #912338;
  font-weight: 700;
}

.structure-control-panel .progress-bar {
  margin-top: 1rem;
  background: #f1f5f9;
  border-radius: 6px;
  height: 32px;
  overflow: hidden;
  position: relative;
}

.structure-control-panel .progress-bar.hidden {
  display: none;
}

.structure-control-panel .progress-fill {
  height: 100%;
  background: linear-gradient(90deg, #912338, #FFD700);
  width: 0%;
  transition: width 0.3s ease;
}

.structure-control-panel .progress-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-weight: 600;
  color: #334155;
  font-size: 0.8rem;
  font-family: 'Advent Pro', sans-serif;
}

/* Responsive adjustments for structure panel */
@media (max-width: 640px) {
  .structure-control-panel {
    padding: 1rem;
  }

  .structure-inputs {
    grid-template-columns: repeat(2, 1fr);
  }

  .structure-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-generate {
    justify-content: center;
  }
}

/* ============================================
   MACRODESIGN MODE SELECTOR
   ============================================ */
.macro-mode-option {
  display: inline-flex;
  cursor: pointer;
}

.macro-mode-option input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.macro-mode-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 1rem;
  border-radius: 0.75rem;
  border: 2px solid var(--ld-border);
  background: var(--ld-bg-card);
  color: var(--ld-gray-600);
  font-size: 0.875rem;
  font-weight: 600;
  transition: all 0.2s ease;
  cursor: pointer;
}

.macro-mode-btn:hover {
  border-color: var(--ld-primary-light);
  color: var(--ld-primary);
  background: rgba(145, 35, 56, 0.04);
}

.macro-mode-option input[type="radio"]:checked + .macro-mode-btn {
  border-color: var(--ld-primary);
  background: linear-gradient(135deg, rgba(145, 35, 56, 0.08), rgba(145, 35, 56, 0.04));
  color: var(--ld-primary-dark);
  box-shadow: 0 2px 8px rgba(145, 35, 56, 0.15);
}

.macro-mode-option input[type="radio"]:focus + .macro-mode-btn {
  outline: 3px solid rgba(145, 35, 56, 0.3);
  outline-offset: 2px;
}

/* Global qty-btn for macrodesign top control */
.qty-btn {
  width: 28px;
  height: 28px;
  border: none;
  background: #912338;
  color: white;
  border-radius: 6px;
  cursor: pointer;
  font-size: 1rem;
  font-weight: 700;
  transition: background 0.2s, transform 0.1s;
  display: flex;
  align-items: center;
  justify-content: center;
}

.qty-btn:hover {
  background: #6d1a2a;
}

.qty-btn:active {
  transform: scale(0.95);
}

.qty-input {
  border: 2px solid #e2e8f0;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 700;
  text-align: center;
  color: #912338;
  -moz-appearance: textfield;
  padding: 0.25rem;
}

.qty-input::-webkit-outer-spin-button,
.qty-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.qty-input:focus {
  outline: none;
  border-color: #912338;
  box-shadow: 0 0 0 3px rgba(145, 35, 56, 0.1);
}

/* ============================================
   DNA SCORE ODOMETER
   ============================================ */
.odometer-digit {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 40px;
  background: linear-gradient(180deg, #1e293b 0%, #0f172a 50%, #1e293b 100%);
  border: 1px solid #334155;
  border-radius: 4px;
  font-family: 'Courier New', 'Consolas', monospace;
  font-size: 1.5rem;
  font-weight: 700;
  color: #22c55e;
  text-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(0, 0, 0, 0.3),
    0 2px 4px rgba(0, 0, 0, 0.3);
  transition: color 0.3s, text-shadow 0.3s;
}

.odometer-digit.score-low {
  color: #f43f5e;
  text-shadow: 0 0 8px rgba(244, 63, 94, 0.5);
}

.odometer-digit.score-medium {
  color: #f59e0b;
  text-shadow: 0 0 8px rgba(245, 158, 11, 0.5);
}

.odometer-digit.score-high {
  color: #22c55e;
  text-shadow: 0 0 8px rgba(34, 197, 94, 0.5);
}

/* Dark theme adjustments */
html.ui-dark .odometer-digit {
  background: linear-gradient(180deg, #0f172a 0%, #020617 50%, #0f172a 100%);
  border-color: #475569;
}