:root {
    --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", "Segoe UI Emoji", "Segoe UI Symbol", "Apple Color Emoji", "Noto Color Emoji", Roboto, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", "Segoe UI Emoji", "Segoe UI Symbol", "Apple Color Emoji", "Noto Color Emoji", Roboto, sans-serif;

    /* Transition details */
    --transition-speed: 0.3s;
    --transition-curve: cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Subject Colors */
    --color-math: #6366f1; /* Indigo */
    --color-math-rgb: 99, 102, 241;
    --color-fr: #ec4899; /* Pink */
    --color-fr-rgb: 236, 72, 153;
    --color-hgemc: #f59e0b; /* Amber */
    --color-hgemc-rgb: 245, 158, 11;
    --color-sc: #06b6d4; /* Cyan */
    --color-sc-rgb: 6, 182, 212;
    --color-lva: #10b981; /* Emerald */
    --color-lva-rgb: 16, 185, 129;
    --color-other: #6b7280; /* Gray */
    --color-other-rgb: 107, 114, 128;
}

/* Dark Mode Variables (Default) */
[data-theme="dark"] {
    --bg-app: #0b0f19;
    --bg-header: rgba(15, 23, 42, 0.8);
    --bg-sidebar: rgba(15, 23, 42, 0.6);
    --bg-card: rgba(30, 41, 59, 0.7);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    --bg-input: #0f172a;
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-hover: rgba(255, 255, 255, 0.15);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-glow: rgba(99, 102, 241, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.4);
    --shadow-hover: 0 12px 32px rgba(0, 0, 0, 0.5);
    --scroll-thumb: #334155;
    --scroll-track: #0f172a;
}

/* Light Mode Variables */
[data-theme="light"] {
    --bg-app: #f8fafc;
    --bg-header: rgba(255, 255, 255, 0.8);
    --bg-sidebar: rgba(241, 245, 249, 0.7);
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-input: #ffffff;
    --border-color: rgba(0, 0, 0, 0.08);
    --border-color-hover: rgba(0, 0, 0, 0.15);
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --accent-glow: rgba(99, 102, 241, 0.05);
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.06);
    --shadow-hover: 0 12px 32px rgba(15, 23, 42, 0.12);
    --scroll-thumb: #cbd5e1;
    --scroll-track: #f1f5f9;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--bg-app);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-speed) var(--transition-curve),
                color var(--transition-speed) var(--transition-curve);
}

/* Scrollbar Customization */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--scroll-track);
}

::-webkit-scrollbar-thumb {
    background: var(--scroll-thumb);
    border-radius: 4px;
}

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

/* Bullet markers */
.bullet {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 6px;
}
.bullet.math { background-color: var(--color-math); }
.bullet.fr { background-color: var(--color-fr); }
.bullet.hgemc { background-color: var(--color-hgemc); }
.bullet.sc { background-color: var(--color-sc); }
.bullet.lva { background-color: var(--color-lva); }

/* App Layout */
.app-container {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

/* Header */
.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    backdrop-filter: blur(12px);
    z-index: 10;
}

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

.logo-icon {
    font-size: 28px;
}

.logo-text h1 {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 700;
    line-height: 1.2;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 20px;
}

.header-stats {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 12px;
    color: var(--text-secondary);
    background: var(--bg-input);
    padding: 6px 14px;
    border-radius: 99px;
    border: 1px solid var(--border-color);
}

.stat-item {
    display: flex;
    align-items: center;
}

.stat-separator {
    color: var(--border-color);
}

.theme-toggle-btn {
    background: none;
    border: 1px solid var(--border-color);
    padding: 8px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    transition: all 0.2s ease;
    background-color: var(--bg-input);
}

.theme-toggle-btn:hover {
    border-color: var(--text-muted);
    transform: scale(1.05);
}

/* Sun/Moon visibility depending on theme */
[data-theme="dark"] .toggle-icon-sun { display: block; }
[data-theme="dark"] .toggle-icon-moon { display: none; }
[data-theme="light"] .toggle-icon-sun { display: none; }
[data-theme="light"] .toggle-icon-moon { display: block; }

/* Workspace Structure */
.app-workspace {
    display: flex;
    flex: 1;
    overflow: hidden;
}

/* Sidebar */
.app-sidebar {
    width: 320px;
    background-color: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    padding: 20px;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    backdrop-filter: blur(10px);
}

.filter-section h3 {
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 10px;
    color: var(--text-secondary);
}

.filter-info {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Search Box */
.search-box {
    position: relative;
    display: flex;
}

.search-box input {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 10px 14px;
    border-radius: 8px;
    font-family: var(--font-body);
    font-size: 13px;
    transition: all 0.2s ease;
}

.search-box input:focus {
    outline: none;
    border-color: var(--color-math);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.clear-search-btn {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 18px;
    cursor: pointer;
    padding: 2px;
}

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

/* Subject Buttons */
.subject-filters {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.sub-btn {
    display: flex;
    align-items: center;
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    text-align: left;
    transition: all 0.2s ease;
}

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

.sub-btn.active {
    background-color: var(--color-math);
    color: #ffffff;
    border-color: var(--color-math);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

.sub-btn.active .bullet {
    background-color: #ffffff;
}

/* Subject Specific Active Button Classes */
.sub-btn.active[data-subject="fr"] {
    background-color: var(--color-fr);
    border-color: var(--color-fr);
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);
}
.sub-btn.active[data-subject="hgemc"] {
    background-color: var(--color-hgemc);
    border-color: var(--color-hgemc);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.25);
}
.sub-btn.active[data-subject="sc"] {
    background-color: var(--color-sc);
    border-color: var(--color-sc);
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.25);
}

/* Accordions */
.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-input);
}

.accordion-trigger {
    width: 100%;
    background: none;
    border: none;
    color: var(--text-primary);
    padding: 10px 14px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.accordion-trigger:hover {
    background-color: rgba(255, 255, 255, 0.02);
}

.accordion-chevron {
    font-size: 10px;
    transition: transform 0.2s ease;
    color: var(--text-muted);
}

.accordion-item.expanded .accordion-chevron {
    transform: rotate(180deg);
}

.accordion-content {
    display: none;
    padding: 10px 14px;
    border-top: 1px solid var(--border-color);
    max-height: 200px;
    overflow-y: auto;
}

.accordion-item.expanded .accordion-content {
    display: block;
}

/* Checkboxes Lists */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
}

.checkbox-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    user-select: none;
    gap: 8px;
}

.checkbox-label input {
    cursor: pointer;
    accent-color: var(--color-math);
    width: 14px;
    height: 14px;
}

.checkbox-label:hover {
    color: var(--text-primary);
}

/* Curriculum Themes Explorer */
.theme-explorer-section {
    display: flex;
    flex-direction: column;
}

.theme-accordion {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-right: 4px;
}

.theme-subject-group {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background-color: var(--bg-input);
}

.theme-subject-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: #ffffff;
    cursor: pointer;
    user-select: none;
}
.theme-subject-header::after {
    content: '▼';
    font-size: 8px;
    transition: transform 0.2s ease;
    opacity: 0.7;
}
.theme-subject-group.collapsed .theme-subject-header::after {
    transform: rotate(-90deg);
}
.theme-subject-header.math { background-color: var(--color-math); }
.theme-subject-header.fr { background-color: var(--color-fr); }
.theme-subject-header.hgemc { background-color: var(--color-hgemc); }
.theme-subject-header.sc { background-color: var(--color-sc); }
.theme-subject-header.lva { background-color: var(--color-lva); }

.theme-list {
    display: flex;
    flex-direction: column;
}
.theme-subject-group.collapsed .theme-list {
    display: none;
}

.theme-item-btn {
    background: none;
    border: none;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 12px;
    font-family: var(--font-body);
    font-size: 12px;
    text-align: left;
    cursor: pointer;
    transition: all 0.2s ease;
}

.theme-item-btn:last-child {
    border-bottom: none;
}

.theme-item-btn:hover {
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-primary);
    padding-left: 16px;
}

.theme-item-btn.active {
    background-color: rgba(99, 102, 241, 0.1);
    color: var(--color-math);
    font-weight: 600;
    border-left: 3px solid var(--color-math);
}
[data-theme="light"] .theme-item-btn.active {
    background-color: rgba(99, 102, 241, 0.05);
}

.theme-subject-group[data-subject="fr"] .theme-item-btn.active {
    background-color: rgba(236, 72, 153, 0.1);
    color: var(--color-fr);
    border-left-color: var(--color-fr);
}
.theme-subject-group[data-subject="hgemc"] .theme-item-btn.active {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--color-hgemc);
    border-left-color: var(--color-hgemc);
}
.theme-subject-group[data-subject="sc"] .theme-item-btn.active {
    background-color: rgba(6, 182, 212, 0.1);
    color: var(--color-sc);
    border-left-color: var(--color-sc);
}
.theme-subject-group[data-subject="lva"] .theme-item-btn.active {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--color-lva);
    border-left-color: var(--color-lva);
}

/* Main Area */
.app-main {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background-color: var(--bg-app);
}

/* Results Header */
.results-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 14px;
    gap: 16px;
    flex-wrap: wrap;
}

.results-summary h2 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
}

.active-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-top: 8px;
}

.filter-badge {
    display: inline-flex;
    align-items: center;
    font-size: 11px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 3px 8px;
    border-radius: 4px;
    font-weight: 500;
}

.filter-badge button {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 14px;
    margin-left: 6px;
    cursor: pointer;
    display: flex;
    align-items: center;
}

.filter-badge button:hover {
    color: var(--color-fr);
}

.results-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.sort-dropdown {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 12px;
    cursor: pointer;
}

.sort-dropdown:focus {
    outline: none;
    border-color: var(--color-math);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-body);
    font-weight: 500;
    border-radius: 6px;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
}

.btn-sm {
    padding: 5px 10px;
    font-size: 11px;
}

.btn-secondary {
    background-color: var(--bg-input);
    border-color: var(--border-color);
    color: var(--text-secondary);
}

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

/* Loading and Empty States */
.loading-state, .empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 20px;
    color: var(--text-secondary);
    text-align: center;
    grid-column: 1 / -1;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--color-math);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 16px;
}

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

.empty-state-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.empty-state h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

/* Cards Grid */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    flex: 1;
}

/* Subject Cards */
.subject-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 16px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.25s var(--transition-curve),
                border-color 0.25s var(--transition-curve),
                box-shadow 0.25s var(--transition-curve);
    backdrop-filter: blur(10px);
    position: relative;
    overflow: hidden;
}

/* Subtle glowing accent on hover depending on subject color */
.subject-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background-color: var(--accent-color, var(--color-other));
    transition: width 0.2s ease;
}

.subject-card:hover {
    transform: translateY(-4px);
    border-color: rgba(var(--accent-color-rgb), 0.3);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15), 
                0 0 0 1px rgba(var(--accent-color-rgb), 0.15);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 10px;
}

.card-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 4px;
}

.badge.subject-badge {
    background-color: rgba(var(--accent-color-rgb), 0.15);
    color: var(--accent-color);
    border: 1px solid rgba(var(--accent-color-rgb), 0.25);
}

.badge.year-badge {
    background-color: rgba(255, 255, 255, 0.06);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}
[data-theme="light"] .badge.year-badge {
    background-color: rgba(0, 0, 0, 0.04);
}

.badge.type-badge {
    background-color: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.card-pages {
    font-size: 11px;
    color: var(--text-muted);
    font-weight: 500;
}

/* Card Content */
.card-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.card-title {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.3;
}

.card-region {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* Card Metadata details extracted from PDF */
.card-details-box {
    background-color: rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    font-size: 11.5px;
    color: var(--text-secondary);
}
[data-theme="light"] .card-details-box {
    background-color: rgba(0, 0, 0, 0.02);
}

.details-title {
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 4px;
    letter-spacing: 0.03em;
}

.details-content-fr {
    font-style: italic;
    line-height: 1.4;
}

.details-content-fr strong {
    font-style: normal;
    color: var(--text-primary);
}

.details-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.details-list li {
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

/* Card Tags (Themes) */
.card-themes {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-top: 4px;
}

.theme-tag {
    font-size: 10px;
    background-color: rgba(255, 255, 255, 0.03);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
    padding: 2px 6px;
    border-radius: 4px;
}
[data-theme="light"] .theme-tag {
    background-color: rgba(0, 0, 0, 0.02);
}

.theme-tag.matched {
    background-color: rgba(var(--accent-color-rgb), 0.08);
    color: var(--accent-color);
    border-color: rgba(var(--accent-color-rgb), 0.2);
}

/* Card Actions */
.card-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.file-info {
    font-size: 10.5px;
    color: var(--text-muted);
}

.card-btn {
    flex: 1;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;
    text-decoration: none;
    transition: all 0.2s ease;
    text-align: center;
}

.card-btn-open {
    background-color: var(--accent-color);
    color: #ffffff;
    border: 1px solid var(--accent-color);
    box-shadow: 0 2px 8px rgba(var(--accent-color-rgb), 0.2);
}

.card-btn-open:hover {
    background-color: rgba(var(--accent-color-rgb), 0.85);
    border-color: rgba(var(--accent-color-rgb), 0.85);
    box-shadow: 0 4px 12px rgba(var(--accent-color-rgb), 0.35);
    transform: translateY(-1px);
}

/* Pagination Section */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 16px;
    margin-top: 10px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.pagination-btn {
    min-width: 100px;
}

.pagination-info {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Footer Section */
.app-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background-color: var(--bg-header);
    border-top: 1px solid var(--border-color);
    font-size: 11.5px;
    color: var(--text-muted);
    backdrop-filter: blur(12px);
    z-index: 10;
}

.curriculum-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s ease;
}

.curriculum-link:hover {
    color: var(--color-math);
}

/* Responsive queries */
@media (max-width: 1024px) {
    .app-workspace {
        flex-direction: column;
    }
    
    .app-sidebar {
        width: 100%;
        height: auto;
        max-height: 400px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
    }
}

@media (max-width: 640px) {
    .app-header {
        flex-direction: column;
        gap: 12px;
        align-items: flex-start;
    }
    
    .header-actions {
        width: 100%;
        justify-content: space-between;
    }
    
    .app-footer {
        flex-direction: column;
        gap: 8px;
        align-items: center;
        text-align: center;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
}

/* PDF Modal Styles */
.pdf-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 100;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.pdf-modal.active {
    display: flex;
}

.pdf-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    transition: all 0.3s ease;
}

.pdf-modal-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    height: 100%;
    max-height: 90vh;
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-hover);
    z-index: 101;
    overflow: hidden;
    animation: modalScaleIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes modalScaleIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

.pdf-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
}

.pdf-modal-title {
    display: flex;
    align-items: center;
    gap: 12px;
    overflow: hidden;
    margin-right: 12px;
}

.pdf-modal-icon {
    font-size: 20px;
}

.pdf-modal-title h2 {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    text-overflow: ellipsis;
    overflow: hidden;
    white-space: nowrap;
}

.pdf-modal-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.pdf-modal-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 28px;
    cursor: pointer;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.pdf-modal-close-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
}

[data-theme="light"] .pdf-modal-close-btn:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.pdf-modal-body {
    flex: 1;
    background-color: var(--bg-app);
    position: relative;
}

.pdf-modal-body iframe {
    width: 100%;
    height: 100%;
    border: none;
    background-color: #ffffff;
}

@media (max-width: 640px) {
    .pdf-modal {
        padding: 0;
    }
    
    .pdf-modal-container {
        max-height: 100vh;
        border-radius: 0;
        border: none;
    }
}

/* --- Corrections (Corrigés) UI Styles --- */

.pdf-modal-tabs {
    display: flex;
    gap: 8px;
    padding: 0 20px;
    background-color: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
}

.pdf-modal-tab-btn {
    padding: 12px 20px;
    background: none;
    border: none;
    font-family: var(--font-heading);
    font-size: 14px;
    font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
}

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

.pdf-modal-tab-btn.active {
    color: var(--text-primary);
    border-bottom-color: var(--accent-color);
}

.pdf-modal-corrige {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow-y: auto;
    padding: 30px;
    box-sizing: border-box;
    color: var(--text-primary);
    background-color: var(--bg-app);
    -webkit-overflow-scrolling: touch;
}

/* Card Button Updates for dual layout */
.card-action-btns {
    display: flex;
    gap: 8px;
    width: 100%;
}

.card-action-btns .card-btn {
    flex: 1;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    font-size: 12px;
    padding: 8px 12px;
    white-space: nowrap;
}

.card-btn-corrige {
    background-color: rgba(16, 185, 129, 0.1);
    color: #10b981;
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.card-btn-corrige:hover {
    background-color: rgba(16, 185, 129, 0.2);
    color: #10b981;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.15);
}

[data-theme="light"] .card-btn-corrige {
    background-color: rgba(16, 185, 129, 0.08);
    color: #059669;
    border-color: rgba(16, 185, 129, 0.15);
}

}

.card-btn-upload-corrige {
    background-color: rgba(99, 102, 241, 0.08);
    color: var(--color-math);
    border: 1px solid rgba(99, 102, 241, 0.15);
}

.card-btn-upload-corrige:hover {
    background-color: rgba(99, 102, 241, 0.18);
    color: var(--color-math);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.15);
}

[data-theme="light"] .card-btn-upload-corrige {
    background-color: rgba(99, 102, 241, 0.05);
    color: #4f46e5;
    border-color: rgba(99, 102, 241, 0.12);
}

[data-theme="light"] .card-btn-upload-corrige:hover {
    background-color: rgba(99, 102, 241, 0.12);
    color: #4f46e5;
}

.pdf-modal-corrige.pdf-mode {
    padding: 0;
    overflow: hidden;
}


/* Corrigé formatted contents styling */
.corrige-body {
    max-width: 850px;
    margin: 0 auto;
    font-family: var(--font-body);
    font-size: 15px;
    line-height: 1.6;
}

.corrige-section-title {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-color);
    margin-top: 32px;
    margin-bottom: 18px;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-color);
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.corrige-section-title:first-child {
    margin-top: 0;
}

.corrige-intro-text {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: 20px;
    font-size: 14px;
}

.corrige-auto-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 16px;
    margin-bottom: 30px;
}

.corrige-auto-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    box-shadow: var(--shadow-sm);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.corrige-auto-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.corrige-card-header {
    display: flex;
    align-items: center;
    gap: 8px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
}

.corrige-q-badge {
    background-color: var(--accent-color);
    color: #ffffff;
    font-weight: 700;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
}

.corrige-q-title {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.corrige-card-body {
    display: flex;
    flex-direction: column;
    gap: 8px;
    height: 100%;
}

.corrige-text {
    font-size: 13px;
    color: var(--text-muted);
}

.corrige-method {
    font-size: 13px;
    color: var(--text-primary);
    background-color: rgba(var(--accent-color-rgb), 0.08);
    padding: 8px 10px;
    border-radius: 6px;
    border-left: 3px solid var(--accent-color);
}

.corrige-ans-box {
    margin-top: auto;
    padding: 8px;
    background-color: rgba(16, 185, 129, 0.08);
    border: 1px dashed rgba(16, 185, 129, 0.3);
    color: #10b981;
    border-radius: 6px;
    font-size: 13px;
    text-align: center;
    font-weight: 600;
}

[data-theme="light"] .corrige-ans-box {
    background-color: rgba(16, 185, 129, 0.05);
    color: #059669;
    border-color: rgba(16, 185, 129, 0.2);
}

.corrige-exercise {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    margin-bottom: 24px;
    box-shadow: var(--shadow-sm);
}

.corrige-ex-header {
    font-family: var(--font-heading);
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1.5px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.corrige-step {
    margin-bottom: 24px;
    padding-bottom: 20px;
    border-bottom: 1px dashed var(--border-color);
}

.corrige-step:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.corrige-step-title {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-color);
    margin-bottom: 10px;
}

.corrige-step p {
    margin: 8px 0;
}

.corrige-step ul {
    margin: 8px 0 12px 20px;
    padding: 0;
}

.corrige-step li {
    margin-bottom: 6px;
}

.corrige-step code {
    font-family: monospace;
    background-color: rgba(255, 255, 255, 0.05);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 13px;
    color: var(--text-primary);
}

[data-theme="light"] .corrige-step code {
    background-color: rgba(0, 0, 0, 0.05);
}

.corrige-conclusion {
    margin-top: 12px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 13.5px;
    background-color: var(--bg-header);
    border-left: 4px solid var(--border-color);
}

.corrige-conclusion.success {
    background-color: rgba(16, 185, 129, 0.08);
    border-left-color: #10b981;
    color: var(--text-primary);
}

.corrige-conclusion.warning {
    background-color: rgba(245, 158, 11, 0.08);
    border-left-color: #f59e0b;
    color: var(--text-primary);
}

@media (max-width: 768px) {
    .corrige-auto-grid {
        grid-template-columns: 1fr;
    }
    
    .pdf-modal-corrige {
        padding: 16px;
    }
    
    .corrige-exercise {
        padding: 16px;
    }
}

/* --- Favorites (Favoris) UI Styles --- */

.card-header-right {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-shrink: 0;
}

.card-fav-btn {
    background: none;
    border: none;
    font-size: 20px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: all 0.2s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    user-select: none;
}

.card-fav-btn:hover {
    color: #f59e0b;
    transform: scale(1.25);
}

.card-fav-btn.active {
    color: #f59e0b;
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.6);
    transform: scale(1.1);
}

.fav-toggle-box {
    animation: fadeIn 0.2s ease-in-out;
}

/* ==========================================================================
   QUIZZES STYLES
   ========================================================================== */

/* Navigation Tabs Header Styles */
.app-nav {
    display: flex;
    gap: 8px;
}

.nav-tab {
    background: none;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 99px;
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.nav-tab:hover {
    border-color: var(--border-color-hover);
    color: var(--text-primary);
    background-color: rgba(255, 255, 255, 0.02);
}

.nav-tab.active {
    background-color: var(--color-math);
    color: #ffffff;
    border-color: var(--color-math);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
}

#nav-btn-quizzes.active {
    background-color: var(--color-fr);
    border-color: var(--color-fr);
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);
}

/* Quizzes Layout Workspace */
.quizzes-view-container {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.quizzes-container {
    width: 100%;
    height: 100%;
    overflow-y: auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    background-color: var(--bg-app);
}

.quizzes-header h2 {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
}

.quizzes-header p {
    font-size: 13px;
    color: var(--text-secondary);
}

.quizzes-grid {
    display: flex;
    flex-direction: column;
    gap: 32px;
    width: 100%;
}

.quizzes-grid-inner {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 20px;
    width: 100%;
}

/* Quiz Card Design */
.quiz-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 20px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 12px;
    transition: transform 0.25s var(--transition-curve),
                border-color 0.25s var(--transition-curve),
                box-shadow 0.25s var(--transition-curve);
    backdrop-filter: blur(10px);
}

.quiz-card:hover {
    transform: translateY(-4px);
    border-color: rgba(236, 72, 153, 0.3);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15), 
                0 0 0 1px rgba(236, 72, 153, 0.15);
}

.quiz-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.quiz-category-badge {
    text-transform: uppercase;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 3px 8px;
    border-radius: 4px;
}

.quiz-difficulty {
    font-size: 11px;
    font-weight: 600;
}
.quiz-difficulty.facile { color: #10b981; }
.quiz-difficulty.moyen { color: #f59e0b; }
.quiz-difficulty.difficile { color: #ef4444; }

.quiz-card-title {
    font-family: var(--font-heading);
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

.quiz-card-desc {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.5;
}

.quiz-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    color: var(--text-muted);
}

/* Quiz Playground */
.quiz-playground-header {
    display: flex;
    align-items: center;
    gap: 16px;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 24px;
    margin: -24px -24px 24px -24px;
    position: sticky;
    top: -24px;
    background-color: var(--bg-app);
    z-index: 20;
}

.quiz-playground-header h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    display: flex;
    align-items: center;
}

/* Worksheet Quiz Columns Layout */
.quiz-split-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.quiz-left-panel {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

@media (min-width: 993px) {
    .quiz-left-panel {
        position: sticky;
        top: 54px;
        z-index: 10;
        align-self: start;
    }
    .quiz-map-left {
        position: sticky;
        top: 54px;
        z-index: 10;
        align-self: start;
    }
}

.quiz-image-container {
    position: relative;
    width: 100%;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background-color: #ffffff;
    box-shadow: var(--shadow-md);
}

.quiz-worksheet-img {
    display: block;
    width: 100%;
    height: auto;
}

/* Absolute Overlay Badges on Image */
.quiz-image-overlay-pin {
    position: absolute;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background-color: var(--color-fr);
    color: #ffffff;
    border: 2px solid #ffffff;
    font-size: 10px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: 0 0 12px rgba(236, 72, 153, 0.6);
    transform: translate(-50%, -50%);
    animation: pinPulse 2s infinite ease-in-out;
    transition: transform 0.2s ease;
}

.quiz-image-overlay-pin:hover {
    transform: translate(-50%, -50%) scale(1.2);
    background-color: var(--color-math);
    box-shadow: 0 0 15px rgba(99, 102, 241, 0.8);
    z-index: 5;
}

@keyframes pinPulse {
    0% { box-shadow: 0 0 0 0 rgba(236, 72, 153, 0.6); }
    70% { box-shadow: 0 0 0 8px rgba(236, 72, 153, 0); }
    100% { box-shadow: 0 0 0 0 rgba(236, 72, 153, 0); }
}

.quiz-right-panel {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.quiz-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* Quiz Question Box */
.quiz-question-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 16px;
    transition: border-color 0.2s, background-color 0.2s;
}

.quiz-question-box.correct {
    border-color: #10b981;
    background-color: rgba(16, 185, 129, 0.04);
}

.quiz-question-box.incorrect {
    border-color: #ef4444;
    background-color: rgba(239, 68, 68, 0.04);
}

.quiz-question-label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.quiz-input-select, .quiz-input-text {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 13px;
    transition: border-color 0.2s;
}

.quiz-input-select {
    cursor: pointer;
}

.quiz-input-text {
    cursor: text;
}

.quiz-input-select:focus, .quiz-input-text:focus {
    outline: none;
    border-color: var(--color-fr);
}

.quiz-input-textarea {
    width: 100%;
    height: 80px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 13px;
    resize: none;
    transition: border-color 0.2s;
}

.quiz-input-textarea:focus {
    outline: none;
    border-color: var(--color-fr);
}

.char-counter {
    font-size: 10px;
    color: var(--text-muted);
    text-align: right;
    margin-top: 4px;
}

.quiz-field-feedback {
    margin-top: 10px;
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 12.5px;
    line-height: 1.5;
}

.quiz-field-feedback.correct {
    background-color: rgba(16, 185, 129, 0.08);
    color: #10b981;
    border-left: 3px solid #10b981;
}

.quiz-field-feedback.incorrect {
    background-color: rgba(239, 68, 68, 0.08);
    color: #ef4444;
    border-left: 3px solid #ef4444;
}

.quiz-actions-row {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    margin-top: 10px;
}

/* Timeline Ordering List Styles */
.quiz-ordering-layout {
    max-width: 650px;
    margin: 0 auto;
}

.quiz-ordering-instructions {
    text-align: center;
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 20px;
}

.quiz-ordering-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.quiz-ordering-item {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    transition: all 0.2s ease;
}

.quiz-ordering-item.correct {
    border-color: #10b981;
    background-color: rgba(16, 185, 129, 0.04);
}

.quiz-ordering-item.incorrect {
    border-color: #ef4444;
    background-color: rgba(239, 68, 68, 0.04);
}

.quiz-item-grab-handle {
    font-size: 16px;
    color: var(--text-muted);
    user-select: none;
}

.quiz-item-body {
    flex: 1;
}

.quiz-item-title {
    font-size: 13.5px;
    font-weight: 600;
}

.quiz-item-date {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.quiz-item-actions {
    display: flex;
    gap: 4px;
    align-items: center;
}

.order-btn {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    width: 28px;
    height: 28px;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    transition: all 0.2s;
}

.order-btn:hover:not(:disabled) {
    border-color: var(--text-muted);
    background-color: rgba(255, 255, 255, 0.05);
}

.quiz-item-position-badge {
    background-color: rgba(239, 68, 68, 0.15);
    color: #ef4444;
    font-size: 11px;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* Map Game Styles */
.quiz-map-layout {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 24px;
    align-items: start;
}

.france-map-wrapper {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    box-shadow: var(--shadow-sm);
    display: flex;
    justify-content: center;
}

.france-vector-map {
    width: 100%;
    max-width: 420px;
    height: auto;
}

.france-map-outline {
    fill: var(--bg-input);
    stroke: var(--border-color);
    stroke-width: 1.2;
    stroke-linejoin: round;
    transition: fill 0.2s, stroke 0.2s;
}

.france-map-outline:hover {
    fill: rgba(99, 102, 241, 0.12);
    stroke: var(--color-math);
    cursor: pointer;
}

.noneu-country-path {
    fill: rgba(255, 255, 255, 0.03);
    stroke: rgba(255, 255, 255, 0.08);
    stroke-width: 0.8;
    stroke-linejoin: round;
    pointer-events: none;
}

.france-map-outline.target-correct {
    fill: rgba(16, 185, 129, 0.2) !important;
    stroke: #10b981 !important;
}

.france-map-outline.target-incorrect {
    fill: rgba(239, 68, 68, 0.2) !important;
    stroke: #ef4444 !important;
}

.france-map-outline.focused-highlight {
    fill: rgba(99, 102, 241, 0.25) !important;
    stroke: var(--color-math) !important;
    stroke-width: 2 !important;
}



.map-target-pin {
    cursor: pointer;
}

.pin-hitbox {
    fill: transparent;
}

.pin-core {
    fill: var(--text-muted);
    r: 5px;
    transition: r 0.2s, fill 0.2s;
}

.pin-ring {
    stroke: var(--text-muted);
    fill: transparent;
    stroke-width: 1.5px;
    stroke-dasharray: 2, 2;
    r: 10px;
    transition: r 0.2s, stroke 0.2s;
}

.map-target-pin:hover .pin-core {
    fill: var(--color-math);
    r: 7px;
}

.map-target-pin:hover .pin-ring {
    stroke: var(--color-math);
    r: 13px;
}

/* Correct/Incorrect SVG Pin Classes */
.map-target-pin.target-correct .pin-core {
    fill: #10b981;
    r: 8px;
}

.map-target-pin.target-correct .pin-ring {
    stroke: #10b981;
    r: 15px;
    stroke-dasharray: none;
}

.map-target-pin.target-incorrect .pin-core {
    fill: #ef4444;
    r: 8px;
}

.map-target-pin.target-incorrect .pin-ring {
    stroke: #ef4444;
    r: 15px;
    stroke-dasharray: none;
}

.console-panel {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.console-panel h4 {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--text-secondary);
    letter-spacing: 0.05em;
}

.console-progress {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: bold;
}

.console-prompt {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.pulse-text {
    color: var(--color-fr);
    animation: textPulse 1.5s infinite ease-in-out;
}

@keyframes textPulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.05); opacity: 0.85; }
    100% { transform: scale(1); opacity: 1; }
}

.console-feedback {
    padding: 10px;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-secondary);
}

.console-feedback.correct {
    background-color: rgba(16, 185, 129, 0.08);
    color: #10b981;
    border-color: rgba(16, 185, 129, 0.2);
}

.console-feedback.incorrect {
    background-color: rgba(239, 68, 68, 0.08);
    color: #ef4444;
    border-color: rgba(239, 68, 68, 0.2);
}

/* End Quiz Score Card Summary */
.quiz-summary-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    text-align: center;
    margin-top: 20px;
    animation: fadeIn 0.3s ease-in-out;
}

.score-radial-progress {
    width: 90px;
    height: 90px;
    border-radius: 50%;
    border: 4px solid var(--score-color);
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.02);
}

.radial-circle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.score-num {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 800;
    color: var(--text-primary);
}

.score-pct {
    font-size: 10px;
    color: var(--text-muted);
    font-weight: 600;
}

.summary-badge {
    font-family: var(--font-heading);
    font-size: 15px;
    font-weight: 700;
    margin-bottom: 16px;
}

.summary-actions {
    display: flex;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

/* Responsive Overrides */
@media (max-width: 992px) {
    .quiz-split-layout {
        grid-template-columns: 1fr;
    }
    .quiz-map-layout {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 576px) {
    .quizzes-container {
        padding: 16px;
    }
    .quiz-actions-row {
        flex-direction: column;
        gap: 8px;
    }
    .quiz-actions-row button {
        width: 100%;
    }
    .summary-actions {
        flex-direction: column;
        gap: 8px;
    }
    .summary-actions button {
        width: 100%;
    }
}

/* ==========================================================================
   WORKSHEET EDITOR MODAL STYLES
   ========================================================================== */

.annexe-editor-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: 150;
    display: flex;
    align-items: center;
    justify-content: center;
}

.editor-modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(11, 15, 25, 0.7);
    backdrop-filter: blur(8px);
    z-index: 1;
}

.editor-modal-container {
    position: relative;
    width: 95vw;
    height: 92vh;
    max-width: 1400px;
    background-color: var(--bg-app);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: var(--shadow-hover);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    z-index: 2;
    animation: zoomIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes zoomIn {
    from { transform: scale(0.95); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.editor-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-header);
    backdrop-filter: blur(10px);
}

.editor-modal-title {
    display: flex;
    align-items: center;
    gap: 10px;
}

.editor-modal-icon {
    font-size: 24px;
}

.editor-modal-title h2 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.editor-modal-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.editor-modal-close-btn {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
    transition: color 0.2s;
}

.editor-modal-close-btn:hover {
    color: var(--color-fr);
}

/* Toolbar */
.editor-toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    padding: 12px 24px;
    background-color: var(--bg-sidebar);
    border-bottom: 1px solid var(--border-color);
    gap: 16px;
}

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

.toolbar-label {
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

.toolbar-btn {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 6px 12px;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    transition: all 0.2s;
    user-select: none;
}

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

.toolbar-btn.active {
    background-color: var(--color-fr);
    border-color: var(--color-fr);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(236, 72, 153, 0.25);
}

.toolbar-btn.btn-secondary-outline {
    background: none;
    border-color: var(--border-color);
}

.toolbar-btn.btn-danger-outline {
    background: none;
    border-color: rgba(239, 68, 68, 0.3);
    color: #ef4444;
}

.toolbar-btn.btn-danger-outline:hover {
    background-color: rgba(239, 68, 68, 0.08);
    border-color: #ef4444;
}

.toolbar-btn.btn-success-filled {
    background-color: #10b981;
    border-color: #10b981;
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.2);
}

.toolbar-btn.btn-success-filled:hover {
    background-color: #059669;
    border-color: #059669;
}

.color-swatches {
    display: flex;
    gap: 6px;
    background-color: var(--bg-input);
    padding: 4px 8px;
    border-radius: 99px;
    border: 1px solid var(--border-color);
}

.color-swatch {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.2s, border-color 0.2s;
}

.color-swatch:hover {
    transform: scale(1.15);
}

.color-swatch.active {
    border-color: #ffffff;
    transform: scale(1.2);
    box-shadow: 0 0 8px rgba(255, 255, 255, 0.3);
}

[data-theme="light"] .color-swatch.active {
    border-color: #0f172a;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
}

.toolbar-select {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 10px;
    border-radius: 6px;
    font-family: var(--font-body);
    font-size: 12px;
    cursor: pointer;
    outline: none;
}

/* Editor workspace */
.editor-body {
    flex: 1;
    overflow: hidden;
    background-color: #111827; /* Dark workspace background for drawing contrast */
    position: relative;
}

.editor-workspace {
    width: 100%;
    height: 100%;
    overflow: auto;
    padding: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.canvas-wrapper-outer {
    position: relative;
    max-width: 100%;
    max-height: 100%;
}

.canvas-wrapper {
    position: relative;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
    border-radius: 8px;
    overflow: visible; /* text input might float slightly outside */
    background-color: #ffffff;
}

.editor-bg-image {
    display: block;
    max-width: 100%;
    max-height: 70vh;
    height: auto;
    width: auto;
    pointer-events: none;
    user-select: none;
}

#editor-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    cursor: crosshair;
    touch-action: none; /* disables browser gestures while drawing */
}

/* Floating Input field for Text tool */
.canvas-text-input {
    position: absolute;
    background-color: var(--bg-input);
    border: 2px solid var(--color-fr);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    padding: 4px 8px;
    border-radius: 4px;
    outline: none;
    z-index: 50;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

/* Card Button worksheet styles */
.card-btn-annexe {
    background-color: rgba(245, 158, 11, 0.1);
    color: #f59e0b;
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.card-btn-annexe:hover {
    background-color: rgba(245, 158, 11, 0.2);
    color: #f59e0b;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.15);
}

[data-theme="light"] .card-btn-annexe {
    background-color: rgba(245, 158, 11, 0.08);
    color: #d97706;
    border-color: rgba(245, 158, 11, 0.15);
}

[data-theme="light"] .card-btn-annexe:hover {
    background-color: rgba(245, 158, 11, 0.15);
    color: #d97706;
}

/* Annexes Gallery in Quizzes Tab */
.quizzes-gallery-section {
    margin-top: 32px;
    border-top: 1px solid var(--border-color);
    padding-top: 24px;
}

.quizzes-gallery-header {
    margin-bottom: 16px;
}

.quizzes-gallery-header h3 {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 700;
}

.annexes-list-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
}

.annexe-gallery-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 14px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all 0.2s ease;
    backdrop-filter: blur(8px);
}

.annexe-gallery-card:hover {
    transform: translateY(-3px);
    border-color: rgba(245, 158, 11, 0.3);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.annexe-gallery-thumb {
    position: relative;
    width: 100%;
    height: 120px;
    border-radius: 6px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    background-color: #ffffff;
}

.annexe-gallery-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
}

.annexe-gallery-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.annexe-gallery-info h4 {
    font-size: 12.5px;
    font-weight: 600;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.annexe-gallery-meta {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--text-muted);
}