/* ============================================
   QUIZ APP - RESPONSIVE CSS
   Mobile-First Design
   ============================================ */

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Couleurs principales */
    --primary-color: #3498db;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --dark-color: #2c3e50;
    --light-color: #ecf0f1;
    --white: #ffffff;
    --gray: #7f8c8d;
    --gray-light: #bdc3c7;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Typography */
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    --font-size-base: 16px;
    --font-size-sm: 0.875rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.5rem;
    --font-size-xxl: 2rem;
    
    /* Border radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 20px rgba(0,0,0,0.15);
    --surface-border: #d8e3ee;
    --surface-soft: #f7fafc;
    --surface-muted: #eef4f9;
    --focus-ring: 0 0 0 3px rgba(52, 152, 219, 0.18);
    --card-shadow: 0 10px 24px rgba(44, 62, 80, 0.08);
    --card-shadow-hover: 0 16px 36px rgba(44, 62, 80, 0.12);
    
    /* Transitions */
    --transition: all 0.3s ease;
}

html {
    font-size: var(--font-size-base);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    line-height: 1.6;
    color: var(--dark-color);
    background:
        radial-gradient(circle at top, rgba(52, 152, 219, 0.08), transparent 28%),
        linear-gradient(180deg, #f5f8fb 0%, #edf2f6 100%);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    line-height: 1.2;
}

h1 {
    font-size: var(--font-size-xxl);
    color: var(--dark-color);
}

h2 {
    font-size: var(--font-size-xl);
    color: var(--dark-color);
}

h3 {
    font-size: var(--font-size-lg);
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--dark-color);
}

/* ============================================
   LAYOUT CONTAINERS
   ============================================ */
.container {
    width: 100%;
    padding: var(--spacing-sm);
    margin: 0 auto;
}

main {
    flex: 1;
    padding: var(--spacing-md) 0;
}

/* ============================================
   HEADER
   ============================================ */
header {
    background-color: var(--dark-color);
    color: var(--white);
    padding: var(--spacing-sm);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.header-shell {
    position: relative;
    justify-content: center !important;
}

header .logo {
    font-size: var(--font-size-lg);
    font-weight: bold;
    color: var(--white);
}

.logo-stack {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.2;
}

.logo-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--white);
}

.logo-subtitle {
    font-size: 0.78rem;
    color: rgba(255, 255, 255, 0.9);
    margin-top: 2px;
    font-weight: 500;
    display: none;
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
}

.header-user {
    font-size: var(--font-size-sm);
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
}

.header-logout {
    color: var(--white);
    font-size: var(--font-size-sm);
    text-decoration: underline;
}

.admin-menu-wrap {
    position: relative;
}

.admin-hamburger {
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.35);
    background: transparent;
    color: var(--white);
    border-radius: var(--radius-md);
    padding: 6px 10px;
    min-height: 36px;
    min-width: 40px;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
}

.admin-hamburger:hover {
    background: rgba(255, 255, 255, 0.14);
}

.header-notification-dot {
    position: absolute;
    top: -7px;
    right: -7px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    border-radius: 999px;
    background: #ef4444;
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 0 2px rgba(15, 23, 42, 0.45);
}

.admin-menu-panel {
    position: absolute;
    right: 0;
    top: calc(100% + 8px);
    min-width: 220px;
    max-height: min(76vh, calc(100vh - 72px));
    overflow-y: auto;
    overscroll-behavior: contain;
    -webkit-overflow-scrolling: touch;
    background: var(--white);
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 8px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    z-index: 1100;
}

.admin-menu-panel[hidden] {
    display: none !important;
}

.admin-menu-panel a {
    color: var(--dark-color);
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
}

.admin-menu-panel a:hover {
    background: var(--light-color);
}

.admin-menu-panel form {
    margin: 0;
}

.admin-menu-button {
    width: 100%;
    border: none;
    background: transparent;
    color: var(--dark-color);
    padding: 8px 10px;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    display: flex;
    align-items: center;
    cursor: pointer;
    text-align: left;
}

.admin-menu-button:hover {
    background: var(--light-color);
}

.admin-menu-panel a.is-disabled,
.admin-menu-panel a.is-disabled:hover {
    color: #6b7280;
    background: transparent;
    opacity: 1;
    cursor: not-allowed;
    pointer-events: none;
}

.admin-menu-icon {
    display: inline-block;
    min-width: 18px;
    margin-right: 8px;
}

.admin-menu-separator {
    display: block;
    height: 1px;
    background: var(--gray-light);
    margin: 4px 2px;
}

/* ── Modale À propos ─────────────────────────────────────── */
.about-modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(3px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
}

.about-modal-overlay[hidden] {
    display: none !important;
}

.about-modal {
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 64px rgba(15, 23, 42, 0.22);
    width: 100%;
    max-width: 420px;
    position: relative;
    overflow: hidden;
    animation: aboutModalIn 0.22s ease;
}

@keyframes aboutModalIn {
    from { opacity: 0; transform: translateY(18px) scale(0.97); }
    to   { opacity: 1; transform: translateY(0)    scale(1);    }
}

.about-modal-close {
    position: absolute;
    top: 14px;
    right: 14px;
    background: rgba(0,0,0,0.06);
    border: none;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    font-size: 0.85rem;
    cursor: pointer;
    color: var(--gray);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.15s;
    z-index: 1;
}

.about-modal-close:hover {
    background: rgba(0,0,0,0.12);
    color: var(--dark-color);
}

.about-modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, #1a6fa8 100%);
    padding: var(--spacing-lg) var(--spacing-md) var(--spacing-md);
    text-align: center;
    color: white;
}

.about-modal-logo {
    font-size: 2.8rem;
    line-height: 1;
    margin-bottom: 8px;
    filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2));
}

.about-modal-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0 0 4px;
    color: white;
}

.about-modal-subtitle {
    font-size: 0.9rem;
    opacity: 0.85;
    margin: 0;
}

.about-modal-body {
    padding: var(--spacing-md);
}

.about-modal-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), #1a6fa8);
    color: white;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    padding: 3px 10px;
    border-radius: 20px;
    margin-bottom: var(--spacing-sm);
}

.about-modal-section {
    font-size: 0.92rem;
    color: var(--gray);
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    border-left: 3px solid var(--primary-color);
    padding-left: 12px;
}

.about-modal-meta {
    display: flex;
    flex-direction: column;
    gap: 8px;
    background: var(--surface-soft);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
}

.about-modal-meta-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.875rem;
}

.about-modal-meta-label {
    color: var(--gray);
}

.about-modal-meta-value {
    font-weight: 600;
    color: var(--dark-color);
}

.about-modal-footer {
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-md);
    text-align: center;
    border-top: 1px solid var(--surface-border);
}

header nav {
    display: flex;
    gap: var(--spacing-sm);
}

header nav a {
    color: var(--white);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    min-height: 44px; /* Touch-friendly */
    display: flex;
    align-items: center;
}

header nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background-color: var(--dark-color);
    color: var(--white);
    text-align: center;
    padding: var(--spacing-md);
    margin-top: auto;
}

footer p {
    margin: 0;
    font-size: var(--font-size-sm);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-base);
    font-weight: 500;
    text-align: center;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    min-height: 44px; /* Touch-friendly */
    min-width: 44px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
}

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

.btn-primary:hover {
    background-color: #2980b9;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #27ae60;
    color: var(--white);
    transform: translateY(-2px);
}

.btn-danger, .btn-delete {
    background-color: var(--danger-color);
    color: var(--white);
}

.btn-danger:hover, .btn-delete:hover {
    background-color: #c0392b;
    color: var(--white);
}

.btn-logout {
    background-color: var(--warning-color);
    color: var(--white);
}

.btn-logout:hover {
    background-color: #d68910;
    color: var(--white);
}

.btn-edit {
    background-color: var(--warning-color);
    color: var(--white);
}

.btn-edit:hover {
    background-color: #d68910;
    color: var(--white);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.password-field {
    position: relative;
}

.password-field input {
    padding-right: 44px;
}

.password-toggle {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    border: none;
    background: transparent;
    cursor: pointer;
    font-size: 1.1rem;
    line-height: 1;
    padding: 4px;
}

.password-rules {
    margin-top: 8px;
    margin-left: 18px;
    color: var(--gray);
    font-size: var(--font-size-sm);
}

.password-rules li.is-ok {
    color: var(--secondary-color);
}

.password-rules li.is-ko {
    color: var(--danger-color);
}

/* ============================================
   ALERTS
   ============================================ */
.alert {
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
}

.alert-error {
    background-color: #fadbd8;
    color: #c0392b;
    border-left: 4px solid var(--danger-color);
}

.alert-success {
    background-color: #d5f4e6;
    color: #27ae60;
    border-left: 4px solid var(--secondary-color);
}

.alert-warning {
    background-color: #fdeaa8;
    color: #d68910;
    border-left: 4px solid var(--warning-color);
}

.alert-info {
    background-color: #d6eaf8;
    color: #2980b9;
    border-left: 4px solid var(--primary-color);
}

.js-toast {
    position: fixed;
    top: 16px;
    right: 16px;
    max-width: min(92vw, 440px);
    z-index: 1700;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.js-toast.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.js-toast.is-hiding {
    opacity: 0;
    transform: translateY(-8px);
}

/* ============================================
   USER INFO SECTION
   ============================================ */
.user-info {
    background-color: var(--white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin-bottom: var(--spacing-md);
}

.user-info p {
    margin-bottom: var(--spacing-sm);
}

.actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

/* ============================================
   ADMIN UI
   ============================================ */
.admin-page {
    max-width: 1200px;
    margin: 0 auto;
}

.admin-page-wide {
    max-width: 1280px;
    margin: 0 auto;
}

.admin-header {
    margin-bottom: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.admin-header p {
    color: var(--gray);
    margin: 0;
}

.admin-grid {
    display: grid;
    gap: var(--spacing-md);
}

.admin-page > .admin-grid + .admin-grid,
.admin-page-wide > .admin-grid + .admin-grid {
    margin-top: var(--spacing-md);
}

.admin-grid-cards {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.admin-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(248,251,254,0.98) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    height: 100%;
}

.admin-card-title {
    margin-bottom: 0;
}

.admin-title-number {
    display: inline-block;
    font-size: 1.35em;
    font-weight: 800;
    line-height: 1;
    margin-right: 0.2em;
    color: var(--dark-color);
}

.admin-card-subtitle {
    color: var(--gray);
    font-size: var(--font-size-sm);
    margin-bottom: 0;
}

.admin-stat {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1.1;
    margin: 0;
}

.admin-stat-meta {
    color: var(--gray);
    font-size: var(--font-size-sm);
    margin: 0;
}

.admin-card > .btn:last-child,
.admin-card > .btn + .btn:last-child {
    margin-top: auto;
}

.admin-card-actions {
    display: flex;
    gap: var(--spacing-xs);
    margin-top: auto;
}

.admin-card-actions .btn {
    flex: 1 1 0;
    text-align: center;
}

.admin-list {
    margin: 0;
    padding-left: 1.2rem;
}

.admin-list li {
    margin-bottom: 0.45rem;
}

.admin-inline-meta {
    color: var(--gray);
    font-size: var(--font-size-sm);
}

.admin-kpi-stack {
    display: grid;
    gap: 10px;
}

.admin-kpi-line {
    display: grid;
    grid-template-columns: 1fr auto auto;
    gap: 10px;
    align-items: center;
    padding: 10px 12px;
    border: 1px solid #e5edf5;
    border-radius: var(--radius-md);
    background: #f8fbff;
}

.admin-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    align-items: flex-end;
}

.admin-filter-form {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.admin-table-wrap {
    overflow-x: auto;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.admin-table thead tr {
    background: linear-gradient(180deg, #f8fbff 0%, #edf3f9 100%);
    border-bottom: 2px solid var(--surface-border);
}

.admin-table th {
    padding: var(--spacing-sm);
    text-align: left;
    white-space: nowrap;
}

.admin-table td {
    padding: var(--spacing-sm);
    border-bottom: 1px solid #edf2f7;
    vertical-align: middle;
}

.admin-table tbody tr:nth-child(even) {
    background: rgba(248, 251, 255, 0.72);
}

.admin-table tbody tr:hover {
    background: #f2f8ff;
}

.admin-table .align-center {
    text-align: center;
}

.admin-table .actions-cell {
    min-width: 320px;
}

.badge {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    padding: 0 10px;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-warning {
    color: #8a4d00;
    background: #ffe8c2;
}

.badge-info {
    color: #0b4d7a;
    background: #dceeff;
}

.admin-empty {
    padding: var(--spacing-md);
    text-align: center;
    color: var(--gray);
}

.admin-actions-row {
    margin-top: var(--spacing-md);
    text-align: center;
}

.settings-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    margin-bottom: var(--spacing-md);
}

.settings-subthemes-table .col-theme {
    width: 16%;
}

.settings-subthemes-table .col-subtheme {
    width: 18%;
}

.settings-subthemes-table .col-quiz {
    width: 8%;
}

.settings-subthemes-table .col-actions {
    width: 58%;
}

.inline-edit-form {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    margin-right: 6px;
    flex-wrap: wrap;
    justify-content: center;
}

.inline-edit-form input[type="text"],
.inline-edit-form select {
    min-height: 36px;
    padding: 0.35rem 0.5rem;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    background: #fff;
}

.inline-edit-form.theme input[type="text"] {
    width: 220px;
}

.inline-edit-form.subtheme select {
    width: 180px;
}

.inline-edit-form.subtheme input[type="text"] {
    width: 200px;
}

.action-placeholder {
    display: inline-block;
    min-width: 44px;
}

.muted-note {
    color: var(--gray);
    font-size: 0.75rem;
}

.list-compact {
    margin: 0;
    padding-left: 20px;
}

.text-muted {
    color: var(--gray);
}

.text-strong {
    font-weight: 500;
}

.text-self {
    font-size: 0.75rem;
    color: var(--primary-color);
}

.form-grid {
    display: grid;
    gap: var(--spacing-sm);
}

.form-grid.users-create-grid {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.form-actions-end {
    display: flex;
    align-items: flex-end;
}

.w-100 {
    width: 100%;
}

.form-group-tight {
    margin: 0;
}

.quiz-create-page {
    max-width: 760px;
    margin: 0 auto;
}

.quiz-create-card {
    text-align: left;
}

.quiz-inline-row {
    display: flex;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.quiz-inline-row .quiz-grow {
    flex: 1;
    min-width: 220px;
}

.quiz-inline-row .quiz-grow-sm {
    flex: 1;
    min-width: 180px;
}

.check-row {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

.check-row:last-child {
    margin-bottom: 0;
}

.quiz-actions-row {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.quiz-actions-row .btn {
    flex: 1;
}

.ai-import-inline-form {
    display: inline-flex;
    margin: 0;
}

.ai-import-inline-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex-wrap: wrap;
}

.ai-import-detail-actions {
    align-items: stretch;
}

.ai-import-detail-actions .ai-import-inline-form,
.ai-import-detail-actions .ai-import-inline-form .btn {
    flex: 1;
}

.ai-import-extraction-note {
    margin-bottom: 0;
}

.ai-import-analysis-note {
    margin-bottom: 0;
}

.ai-import-quality-grid {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    margin: var(--spacing-md) 0;
}

.ai-import-quality-card {
    display: flex;
    flex-direction: column;
    gap: 4px;
    min-height: 86px;
    justify-content: center;
    padding: 14px 16px;
    border: 1px solid #dce7f3;
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.ai-import-quality-card.has-warning {
    border-color: #f5c66a;
    background: linear-gradient(180deg, #fffdf5 0%, #fff6d9 100%);
}

.ai-import-quality-card.is-ok {
    border-color: #a9dfbf;
    background: linear-gradient(180deg, #ffffff 0%, #edf9f1 100%);
}

.ai-import-quality-value {
    font-size: 1.7rem;
    font-weight: 800;
    line-height: 1;
    color: var(--dark-color);
}

.ai-import-quality-label {
    color: var(--gray);
    font-size: var(--font-size-sm);
}

.ai-import-quality-alert {
    margin-bottom: var(--spacing-md);
}

.ai-import-extracted-text {
    white-space: pre-wrap;
    word-break: break-word;
    margin: 0;
    padding: 14px 16px;
    border-radius: var(--radius-md);
    background: #f8fbff;
    border: 1px solid #dce7f3;
    max-height: 420px;
    overflow: auto;
}

.ai-import-analysis-grid {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.ai-import-analysis-card {
    background: #f8fbff;
    border: 1px solid #dce7f3;
    border-radius: var(--radius-md);
    padding: 14px 16px;
}

.ai-import-analysis-card h3 {
    margin-bottom: 10px;
    font-size: 1rem;
}

.ai-import-candidate-list {
    display: grid;
    gap: var(--spacing-sm);
}

.ai-import-candidate-card {
    border: 1px solid #dce7f3;
    border-radius: var(--radius-md);
    padding: 14px 16px;
    background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
}

.ai-import-candidate-card.has-warning {
    border-color: #f5c66a;
    background: linear-gradient(180deg, #ffffff 0%, #fff8df 100%);
}

.ai-import-candidate-meta {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-bottom: 10px;
}

.ai-import-candidate-question {
    margin: 0 0 10px;
    font-weight: 600;
}

.ai-import-candidate-warnings {
    margin: 0 0 12px;
    padding-left: 1.2rem;
    color: #9a6700;
    font-size: var(--font-size-sm);
}

.ai-import-candidate-reference,
.ai-import-candidate-explanation {
    margin: 10px 0 0;
}

.ai-import-candidate-answers {
    margin: 0;
    padding-left: 1.4rem;
}

.ai-import-candidate-answers li {
    margin-bottom: 6px;
}

.ai-import-candidate-answers li.is-correct {
    color: #1e8449;
    font-weight: 600;
}

.ai-import-draft-review-grid {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    margin-top: var(--spacing-md);
}

.ai-import-review-card {
    margin: 0;
}

.ai-import-review-card h3 {
    margin-bottom: 8px;
}

.action-icon-btn {
    min-width: 44px;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
    font-size: 1rem;
    line-height: 1;
}

.users-page {
    max-width: 1200px;
    margin: 0 auto;
}

.users-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(248,251,254,0.98) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    margin-bottom: var(--spacing-md);
}

.users-table-wrap {
    overflow-x: auto;
}

.users-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid #dfe6ee;
    border-radius: var(--radius-md);
    overflow: hidden;
}

.users-table-head {
    background: linear-gradient(180deg, #f8fbff 0%, #eef4fb 100%);
    border-bottom: 2px solid #d5deea;
}

.users-table th {
    padding: var(--spacing-sm);
    text-align: left;
    color: #304156;
    font-weight: 700;
}

.table-sort-link {
    color: inherit;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.table-sort-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

.users-table td {
    padding: var(--spacing-sm);
    border-bottom: 1px solid #edf2f7;
    vertical-align: middle;
}

.users-table tbody tr:nth-child(even) {
    background-color: #fbfdff;
}

.users-table tbody tr:hover {
    background-color: #f2f8ff;
}

.users-row.pending-row {
    box-shadow: inset 4px 0 0 #f39c12;
}

.users-row.status-row-active {
    box-shadow: inset 4px 0 0 #2ecc71;
}

.users-row.status-row-pending {
    box-shadow: inset 4px 0 0 #f39c12;
}

.users-row.status-row-rejected {
    box-shadow: inset 4px 0 0 #95a5a6;
}

.users-row.status-row-banned {
    box-shadow: inset 4px 0 0 #e74c3c;
}

.users-center {
    text-align: center !important;
}

.role-form,
.status-form,
.user-actions {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    flex-wrap: wrap;
}

.action-stack {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    width: 100%;
}

.role-select,
.status-select,
.ban-reason-input {
    min-height: 34px;
    border: 1px solid var(--gray-light);
    border-radius: var(--radius-sm);
    padding: 0.35rem 0.5rem;
    background: var(--white);
    color: var(--dark-color);
}

.role-select {
    min-width: 150px;
}

.status-select {
    min-width: 140px;
}

.ban-reason-input {
    min-width: 210px;
}

.status-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.02em;
    border-radius: 999px;
    padding: 4px 10px;
    text-transform: uppercase;
}

.status-active {
    background: rgba(46, 204, 113, 0.15);
    color: #19713a;
}

.status-pending {
    background: rgba(243, 156, 18, 0.15);
    color: #8a4f00;
}

.status-rejected {
    background: rgba(127, 140, 141, 0.18);
    color: #2f3a3b;
}

.status-banned {
    background: rgba(231, 76, 60, 0.15);
    color: #8c1c10;
}

.status-meta {
    margin-top: 6px;
    font-size: 0.78rem;
    color: var(--gray);
    line-height: 1.3;
}

.role-badge {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 700;
    border-radius: 999px;
    padding: 4px 10px;
    letter-spacing: 0.01em;
}

.role-user {
    color: #1e4f7a;
    background: #dceeff;
}

.role-creator {
    color: #6a4b00;
    background: #ffe9bf;
}

.role-moderator {
    color: #145a32;
    background: #d9f5e7;
}

.role-admin {
    color: #611313;
    background: #ffe0de;
}

.action-empty {
    display: inline-block;
    width: 36px;
    min-height: 10px;
    border-bottom: 1px dashed #d3dce6;
    opacity: 0.75;
}

.user-action-icons {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
}

.inline-action-form {
    display: inline-flex;
    margin: 0;
}

.icon-btn {
    width: 34px;
    min-width: 34px;
    min-height: 34px;
    padding: 0;
    font-size: 0.95rem;
    line-height: 1;
}

.icon-btn-placeholder {
    display: inline-block;
    width: 34px;
    min-width: 34px;
    min-height: 34px;
}

.icon-btn:disabled {
    opacity: 0.45;
    cursor: not-allowed;
    box-shadow: none;
    transform: none;
}

.app-modal {
    position: fixed;
    inset: 0;
    z-index: 1400;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm);
}

.app-modal[hidden] {
    display: none !important;
}

.app-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(17, 24, 39, 0.68);
    backdrop-filter: blur(4px);
}

.app-modal__dialog {
    position: relative;
    width: min(92vw, 540px);
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,254,0.99) 100%);
    border-radius: var(--radius-lg);
    box-shadow: 0 24px 48px rgba(15, 23, 42, 0.2);
    border: 1px solid var(--surface-border);
    padding: var(--spacing-md);
}

.app-modal__dialog h3 {
    margin-bottom: 8px;
}

.app-modal__dialog p {
    color: var(--gray);
    margin-bottom: var(--spacing-sm);
}

.modal-user-info {
    margin: 0 0 var(--spacing-md) 0;
    padding-left: 18px;
    color: var(--dark-color);
}

.modal-user-info li {
    margin-bottom: 4px;
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-xs);
}

.modal-form-grid {
    display: grid;
    gap: var(--spacing-sm);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.app-modal .form-group.is-hidden {
    display: none;
}

body.modal-open {
    overflow: hidden;
}

.question-preview-dialog {
    width: min(94vw, 760px);
    max-height: min(88vh, 820px);
    overflow: auto;
}

.question-preview-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: var(--spacing-sm);
}

.question-preview-image img,
.question-image-preview img {
    display: block;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--surface-border);
}

.question-preview-image img {
    max-height: 320px;
    margin-bottom: var(--spacing-sm);
}

.question-preview-text {
    color: var(--dark-color);
    font-size: var(--font-size-lg);
    font-weight: 600;
    line-height: 1.45;
    margin-bottom: var(--spacing-sm);
}

.question-preview-answers {
    display: grid;
    gap: 8px;
    margin-bottom: var(--spacing-sm);
}

.question-preview-answer {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    background: rgba(255,255,255,0.85);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    cursor: pointer;
}

.question-preview-answer input {
    width: auto;
    margin-top: 3px;
}

.question-preview-feedback {
    margin-bottom: var(--spacing-sm);
    padding: 10px 12px;
    border-radius: var(--radius-md);
    border: 1px solid var(--surface-border);
    font-weight: 600;
}

.question-preview-feedback.is-success {
    color: #166534;
    background: #dcfce7;
    border-color: #86efac;
}

.question-preview-feedback.is-error {
    color: #991b1b;
    background: #fee2e2;
    border-color: #fecaca;
}

.question-preview-feedback.is-warning {
    color: #92400e;
    background: #fef3c7;
    border-color: #fde68a;
}

.question-image-preview {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-xs);
}

.question-image-preview[hidden] {
    display: none;
}

.question-image-preview img {
    width: 128px;
    max-height: 96px;
    object-fit: cover;
}

/* ============================================
   QUIZ LIST & CARDS
   ============================================ */
.quiz-list {
    margin-top: var(--spacing-md);
}

.quiz-filter-bar {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    align-items: center;
    margin-bottom: var(--spacing-md);
    background: linear-gradient(180deg, rgba(255,255,255,0.98) 0%, rgba(247,250,252,0.98) 100%);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-xs);
    box-shadow: var(--shadow-sm);
}

.quiz-filter-bar select,
.quiz-filter-bar input[type="search"] {
    min-width: 220px;
    min-height: 42px;
    padding: 0.55rem 2.5rem 0.55rem 0.75rem;
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    background-color: #f9fbfd;
    color: var(--dark-color);
    font-weight: 500;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    transition: var(--transition);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
    background-image:
        linear-gradient(45deg, transparent 50%, var(--gray) 50%),
        linear-gradient(135deg, var(--gray) 50%, transparent 50%);
    background-position:
        calc(100% - 16px) calc(50% - 2px),
        calc(100% - 11px) calc(50% - 2px);
    background-size: 6px 6px, 6px 6px;
    background-repeat: no-repeat;
}

.quiz-filter-bar input[type="search"] {
    padding-right: 0.75rem;
    background-image: none;
    cursor: text;
}

.quiz-filter-bar select:hover,
.quiz-filter-bar input[type="search"]:hover {
    border-color: #9fb9d5;
    background-color: #f3f8fd;
}

.quiz-filter-bar select:focus,
.quiz-filter-bar input[type="search"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--focus-ring);
    background-color: var(--white);
}

.quiz-filter-bar select:disabled {
    cursor: not-allowed;
    opacity: 0.7;
}

.quiz-filter-bar .btn {
    height: 42px;
    min-height: 42px;
    width: 140px;
    flex: 0 0 140px;
    padding: 0 var(--spacing-sm);
    justify-content: center;
}

@media (max-width: 640px) {
    .quiz-filter-bar select,
    .quiz-filter-bar input[type="search"],
    .quiz-filter-bar .btn {
        min-width: 100%;
        width: 100%;
    }

    .admin-table .actions-cell {
        min-width: 260px;
    }

    .inline-edit-form {
        width: 100%;
        margin-bottom: 8px;
    }

    .inline-edit-form input[type="text"],
    .inline-edit-form select,
    .inline-edit-form button {
        width: 100% !important;
    }

    .quiz-inline-row .quiz-grow,
    .quiz-inline-row .quiz-grow-sm {
        min-width: 100%;
    }

    .quiz-actions-row {
        flex-direction: column;
    }
}

@media (max-width: 900px) {
    .admin-table .actions-cell {
        min-width: 280px;
    }
}

@media (max-width: 1024px) {
    .role-form,
    .status-form,
    .user-actions,
    .action-stack {
        width: 100%;
    }

    .role-select,
    .status-select,
    .ban-reason-input {
        width: 100%;
    }

    .role-form .btn,
    .status-form .btn,
    .user-actions .btn {
        width: 100%;
    }
}

@media (max-width: 860px) {
    .users-table-wrap {
        overflow-x: visible;
    }

    .users-table,
    .users-table thead,
    .users-table tbody,
    .users-table tr,
    .users-table th,
    .users-table td {
        display: block;
        width: 100%;
    }

    .users-table thead {
        display: none;
    }

    .users-table tr {
        border: 1px solid var(--gray-light);
        border-radius: var(--radius-md);
        margin-bottom: 12px;
        padding: 6px 10px;
        background: var(--white);
    }

    .users-table td {
        border: 0;
        padding: 6px 0;
        text-align: left !important;
    }

    .users-table td::before {
        content: attr(data-label);
        display: block;
        font-size: 0.75rem;
        font-weight: 700;
        color: var(--gray);
        margin-bottom: 4px;
        text-transform: uppercase;
        letter-spacing: 0.02em;
    }

    .status-meta {
        margin-top: 8px;
    }
}

.quiz-grid {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: 1fr;
}

.pagination {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
}

.quiz-theme-separator {
    grid-column: 1 / -1;
    margin-top: var(--spacing-xs);
    padding: 6px 10px;
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--dark-color);
    border-left: 4px solid var(--primary-color);
    background: rgba(52, 152, 219, 0.12);
    border-radius: var(--radius-sm);
}

.quiz-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,255,0.99) 100%);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    border: 1px solid var(--surface-border);
    display: flex;
    flex-direction: column;
    min-height: 100%;
    min-width: 0;
}

.quiz-card:hover {
    box-shadow: var(--card-shadow-hover);
    border-color: var(--primary-color);
    transform: translateY(-4px);
}

.quiz-card h3 {
    color: var(--dark-color);
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-lg);
}

.quiz-description {
    color: var(--gray);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.quiz-meta {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    font-size: var(--font-size-sm);
    color: var(--gray);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--light-color);
}

.quiz-meta > * {
    min-width: 0;
}

.quiz-meta .creator {
    font-weight: 500;
    overflow-wrap: anywhere;
}

.quiz-meta .date {
    font-style: italic;
}

.quiz-actions {
    display: flex;
    flex-wrap: nowrap;
    gap: var(--spacing-xs);
    margin-top: auto;
    align-items: center;
    justify-content: flex-end;
    width: 100%;
    min-width: 0;
    overflow: hidden;
}

.quiz-actions .btn,
.quiz-actions form {
    flex: 0 0 auto;
    min-width: 0;
}

.quiz-actions form {
    display: flex;
}

.quiz-actions .btn {
    min-width: 34px;
    justify-content: center;
    padding-left: 0.55rem;
    padding-right: 0.55rem;
    line-height: 1.1;
}

/* ============================================
   EMPTY STATE
   ============================================ */
.empty-state {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(247,250,252,0.99) 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
}

.empty-state p {
    color: var(--gray);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   WELCOME SECTION
   ============================================ */
.welcome-section {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-md);
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,255,0.99) 100%);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    max-width: 600px;
    margin: 0 auto;
}

.welcome-section .form-group,
.welcome-section form {
    text-align: left;
}

.welcome-section .intro {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.auth-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

/* ============================================
   FORMS
   ============================================ */
.form-group {
    margin-bottom: var(--spacing-md);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
    color: var(--dark-color);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-sm);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    background: #fbfdff;
    font-size: var(--font-size-base);
    font-family: var(--font-family);
    transition: var(--transition);
    min-height: 44px; /* Touch-friendly */
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: var(--focus-ring);
    background: var(--white);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-help {
    display: block;
    margin-top: 6px;
    color: var(--gray);
    font-size: var(--font-size-sm);
}

.form-group input:invalid:not(:placeholder-shown),
.form-group textarea:invalid:not(:placeholder-shown),
.form-group select:invalid:not(:placeholder-shown) {
    border-color: var(--danger-color);
}

.form-group input:valid:not(:placeholder-shown),
.form-group textarea:valid:not(:placeholder-shown),
.form-group select:valid:not(:placeholder-shown) {
    border-color: var(--secondary-color);
}

/* Radio buttons and checkboxes */
.form-group input[type="radio"],
.form-group input[type="checkbox"] {
    width: auto;
    margin-right: var(--spacing-xs);
    min-width: 20px;
    min-height: 20px;
    cursor: pointer;
}

.form-group .radio-group,
.form-group .checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.form-group .radio-option,
.form-group .checkbox-option {
    display: flex;
    align-items: center;
    padding: var(--spacing-sm);
    background-color: var(--surface-soft);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    min-height: 44px; /* Touch-friendly */
}

.form-group .radio-option:hover,
.form-group .checkbox-option:hover {
    background-color: var(--surface-muted);
}

.form-group .radio-option label,
.form-group .checkbox-option label {
    cursor: pointer;
    margin: 0;
    flex: 1;
}

/* ============================================
   QUIZ TAKING PAGE
   ============================================ */
.quiz-container {
    max-width: 800px;
    margin: 0 auto;
}

.quiz-header {
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,255,0.99) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    margin-bottom: var(--spacing-md);
}

.quiz-progress {
    display: grid;
    gap: 10px;
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--gray);
}

.quiz-progress-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--light-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

.quiz-submit-bar {
    position: sticky;
    bottom: 0;
    z-index: 50;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(4px);
    border: 1px solid var(--surface-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
}

.quiz-submit-bar .inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.submit-hint {
    font-size: var(--font-size-sm);
    color: var(--gray);
    margin: 0;
}

.question-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,255,0.99) 100%);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    margin-bottom: var(--spacing-md);
}

.question-image {
    width: 100%;
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
}

.question-text {
    font-size: var(--font-size-lg);
    font-weight: 500;
    margin-bottom: var(--spacing-md);
    color: var(--dark-color);
}

.question-meta-stack {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.question-reference-chip {
    display: inline-flex;
    align-items: center;
    width: fit-content;
    padding: 4px 10px;
    border-radius: 999px;
    background-color: rgba(15, 99, 170, 0.10);
    color: var(--primary-color);
    border: 1px solid rgba(15, 99, 170, 0.18);
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.02em;
}

.question-reference-chip-missing {
    background-color: rgba(194, 65, 12, 0.10);
    color: #9a3412;
    border-color: rgba(194, 65, 12, 0.18);
}

/* ============================================
   RESULTS PAGE
   ============================================ */
.result-card {
    background: linear-gradient(180deg, rgba(255,255,255,0.99) 0%, rgba(248,251,255,0.99) 100%);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    border: 1px solid var(--surface-border);
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.result-score {
    font-size: 4rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: var(--spacing-md) 0;
}

.result-message {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }

.hidden {
    display: none;
}

/* ============================================
   TABLET (min-width: 768px)
   ============================================ */
@media (min-width: 768px) {
    .container {
        max-width: 720px;
        padding: var(--spacing-md);
    }
    
    .quiz-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .auth-actions {
        flex-direction: row;
        justify-content: center;
    }
    
    .actions {
        flex-wrap: nowrap;
    }

    .quiz-submit-bar {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .quiz-meta {
        flex-direction: row;
        flex-wrap: wrap;
        gap: var(--spacing-md);
    }
}

@media (max-width: 767px) {
    .header-right {
        gap: var(--spacing-xs);
    }

    .logo-subtitle {
        display: block;
    }

    .header-user {
        display: none;
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .admin-menu-panel {
        min-width: 200px;
        max-width: calc(100vw - 24px);
    }
}

/* ============================================
   DESKTOP (min-width: 992px)
   ============================================ */
@media (min-width: 992px) {
    :root {
        --font-size-base: 18px;
    }
    
    .container {
        max-width: 1040px;
    }
    
    .quiz-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    header .container {
        max-width: 1040px;
    }
}

/* ============================================
   LARGE DESKTOP (min-width: 1200px)
   ============================================ */
@media (min-width: 1200px) {
    .container {
        max-width: 1200px;
    }
    
    header .container {
        max-width: 1200px;
    }
}

/* ============================================
   ACCESSIBILITY & TOUCH IMPROVEMENTS
   ============================================ */
/* Focus visible pour navigation au clavier */
*:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Amélioration du tap sur mobile */
@media (hover: none) and (pointer: coarse) {
    .btn,
    .quiz-card,
    .radio-option,
    .checkbox-option,
    a {
        -webkit-tap-highlight-color: rgba(52, 152, 219, 0.2);
    }
}

/* ============================================
   DARK MODE (optionnel)
   ============================================ */
@media (prefers-color-scheme: dark) {
    :root {
        --dark-color: #ecf0f1;
        --light-color: #2c3e50;
        --white: #34495e;
    }
    
    body {
        background-color: #1a1a1a;
        color: var(--dark-color);
    }
    
    .quiz-card,
    .user-info,
    .welcome-section,
    .empty-state,
    .quiz-header,
    .question-card,
    .result-card {
        background-color: var(--white);
        color: var(--dark-color);
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
    header, footer, .actions, .btn {
        display: none;
    }
    
    body {
        background-color: white;
        color: black;
    }
    
    .quiz-card, .question-card {
        box-shadow: none;
        border: 1px solid #ddd;
        page-break-inside: avoid;
    }
}

.review-action-card {
    display: grid;
    gap: 10px;
    padding: 12px;
    border: 1px solid #dbe6f1;
    border-radius: var(--radius-md);
    background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
}

.review-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.review-badge {
    display: inline-flex;
    align-items: center;
    border-radius: 999px;
    padding: 2px 8px;
    font-size: 0.75rem;
    background: #eef2f7;
    color: #2f4058;
}

.review-reason {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.review-reason code {
    font-size: 0.75rem;
    color: #475569;
}

.review-action-head {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.review-action-head small {
    color: var(--gray);
}

.review-audience-list {
    display: grid;
    gap: 6px;
}

.review-comment-input {
    min-height: 84px;
    resize: vertical;
    font-size: 0.875rem;
}

.quiz-review-banner {
    margin-top: var(--spacing-md);
    text-align: left;
}

.review-decision-card {
    max-width: 840px;
    margin-top: var(--spacing-lg);
    text-align: left;
}

.review-result-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}