/* ============================================
   VARIABLES CSS
   ============================================ */
:root {
    /* Couleurs principales */
    --primary: #6c5ce7;
    --primary-dark: #5a4ad1;
    --primary-light: #8b7cf0;
    --secondary: #00cec9;
    --secondary-dark: #00b8b3;
    --secondary-light: #33e0db;
    
    /* Couleurs de fond */
    --dark: #2d3436;
    --dark-bg: #1a1a2e;
    --dark-bg-light: #16213e;
    --card-bg: rgba(255, 255, 255, 0.05);
    --card-bg-hover: rgba(255, 255, 255, 0.08);
    
    /* Couleurs d'état */
    --success: #00b894;
    --success-dark: #00a085;
    --warning: #fdcb6e;
    --warning-dark: #f9ca24;
    --danger: #d63031;
    --danger-dark: #c0392b;
    --info: #3498db;
    --info-dark: #2980b9;
    
    /* Niveaux de sévérité */
    --severity-minimal: #00b894;
    --severity-light: #fdcb6e;
    --severity-moderate: #ff9f43;
    --severity-moderately-severe: #e17055;
    --severity-severe: #d63031;
    
    /* Ombres */
    --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 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(108, 92, 231, 0.3);
    
    /* Bordures */
    --border-radius-sm: 5px;
    --border-radius-md: 10px;
    --border-radius-lg: 20px;
    --border-radius-xl: 30px;
    --border-radius-full: 50px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', 'Poppins', 'Tahoma', Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-bg-light) 100%);
    color: #ffffff;
    min-height: 100vh;
    line-height: 1.6;
    overflow-x: hidden;
}

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

h1 {
    font-size: 2.5rem;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

h2 {
    font-size: 1.8rem;
    color: var(--secondary);
}

h3 {
    font-size: 1.3rem;
    color: var(--primary-light);
}

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

a:hover {
    color: var(--primary-light);
}

/* ============================================
   CONTAINERS
   ============================================ */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    background: rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-xl);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.nav-links {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
    flex-wrap: wrap;
}

.nav-links span {
    color: rgba(255, 255, 255, 0.9);
}

.city-badge {
    background: rgba(108, 92, 231, 0.2);
    padding: var(--spacing-xs) var(--spacing-md);
    border-radius: var(--border-radius-full);
    font-size: 0.9rem;
    border: 1px solid rgba(108, 92, 231, 0.3);
}

.btn-logout {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: white;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-normal);
}

.btn-logout:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    color: white;
}

/* ============================================
   BOUTONS
   ============================================ */
button, .btn-primary, .btn-secondary, .btn-danger {
    cursor: pointer;
    border: none;
    font-size: 1rem;
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    transition: all var(--transition-normal);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 4px 15px rgba(108, 92, 231, 0.3);
}

.btn-primary:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(108, 92, 231, 0.4);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), var(--danger-dark));
    color: white;
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-filter, .btn-reset {
    padding: var(--spacing-sm) var(--spacing-md);
}

.btn-reset {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    display: inline-block;
}

.btn-reset:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
}

button:disabled, .btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

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

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    color: white;
    font-size: 1rem;
    transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

.form-group small {
    display: block;
    margin-top: var(--spacing-xs);
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8rem;
}

/* ============================================
   ALERTES & MESSAGES
   ============================================ */
.alert {
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-lg);
    animation: slideInDown 0.3s ease;
}

.alert-success {
    background: rgba(0, 184, 148, 0.2);
    border-left: 4px solid var(--success);
    color: var(--success);
}

.alert-error {
    background: rgba(214, 48, 49, 0.2);
    border-left: 4px solid var(--danger);
    color: var(--danger);
}

.alert-info {
    background: rgba(52, 152, 219, 0.2);
    border-left: 4px solid var(--info);
    color: var(--info);
}

/* ============================================
   LOGIN & REGISTER
   ============================================ */
.login-container {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-2xl);
    max-width: 450px;
    margin: 50px auto;
    border: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.5s ease;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.logo-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    animation: pulse 2s infinite;
}

.tagline {
    text-align: center;
    opacity: 0.8;
    margin-bottom: var(--spacing-xl);
    font-size: 0.95rem;
}

.login-links {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.login-links a {
    font-size: 0.9rem;
}

/* ============================================
   QUESTIONNAIRE
   ============================================ */
.app-container {
    background: var(--card-bg);
    backdrop-filter: blur(10px);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.tabs {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-wrap: wrap;
}

.tab-btn, .tab {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-sm) var(--spacing-lg);
    cursor: pointer;
    font-size: 1rem;
    position: relative;
    transition: all var(--transition-fast);
}

.tab-btn.active, .tab.active {
    color: var(--secondary);
}

.tab-btn.active::after, .tab.active::after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 3px 3px 0 0;
    animation: slideInLeft 0.3s ease;
}

.tab-content {
    display: none;
    animation: fadeIn 0.3s ease;
}

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

/* Quiz */
.quiz-container {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-xl);
}

.progress-bar {
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-xl);
    overflow: hidden;
}

.progress {
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    width: 0%;
    transition: width var(--transition-normal);
    border-radius: var(--border-radius-sm);
    position: relative;
    overflow: hidden;
}

.progress::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    animation: shimmer 1.5s infinite;
}

.question-card {
    margin-bottom: var(--spacing-xl);
}

.question-number {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
    font-size: 0.9rem;
    font-weight: 500;
}

.question-text {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.options {
    display: grid;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.option {
    display: flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.option:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(5px);
}

.option input[type="radio"] {
    margin-right: var(--spacing-md);
    width: 18px;
    height: 18px;
    cursor: pointer;
    accent-color: var(--primary);
}

.option.selected {
    background: rgba(108, 92, 231, 0.2);
    border-color: var(--primary);
    transform: translateX(5px);
}

.navigation {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

/* ============================================
   RÉSULTATS
   ============================================ */
.result-container {
    background: rgba(255, 255, 255, 0.02);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    text-align: center;
    animation: fadeInUp 0.5s ease;
}

.score-display {
    margin: var(--spacing-xl) 0;
}

.score {
    font-size: 4rem;
    font-weight: bold;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    display: inline-block;
}

.score-max {
    font-size: 1.5rem;
    opacity: 0.7;
    margin-left: var(--spacing-xs);
}

.severity-label {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--border-radius-full);
    display: inline-block;
}

.city-comparison {
    background: rgba(0, 206, 201, 0.1);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    text-align: center;
}

.comparison-value {
    margin-top: var(--spacing-sm);
    font-size: 1.1rem;
}

.comparison-badge {
    display: inline-block;
    margin-left: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-full);
    font-size: 0.85rem;
}

.comparison-badge.meilleur {
    background: var(--success);
    color: white;
}

.comparison-badge.moins-bon {
    background: var(--danger);
    color: white;
}

.comparison-badge.equivalent {
    background: var(--warning);
    color: var(--dark);
}

.recommendation {
    background: rgba(0, 206, 201, 0.1);
    border-left: 4px solid var(--secondary);
    padding: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    text-align: left;
    border-radius: 0 var(--border-radius-md) var(--border-radius-md) 0;
}

.recommendation h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.result-actions {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ============================================
   HISTORIQUE & DASHBOARD
   ============================================ */
.stats-grid, .stats-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-normal);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.stat-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: var(--shadow-lg);
}

.stat-value {
    font-size: 2rem;
    font-weight: bold;
    margin: var(--spacing-sm) 0;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
}

.chart-container {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    height: 300px;
    position: relative;
}

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

.history-item {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: all var(--transition-fast);
    border-left: 4px solid transparent;
}

.history-item:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.08);
}

.severity-badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-full);
    font-size: 0.8rem;
    margin-left: var(--spacing-sm);
    font-weight: 500;
}

/* Sévérité - couleurs */
.severity-minimale, .severity-minimal { 
    border-left-color: var(--severity-minimal);
}
.severity-légère, .severity-light { 
    border-left-color: var(--severity-light);
}
.severity-modérée, .severity-moderate { 
    border-left-color: var(--severity-moderate);
}
.severity-modérément-sévère, .severity-moderately-severe { 
    border-left-color: var(--severity-moderately-severe);
}
.severity-sévère, .severity-severe { 
    border-left-color: var(--severity-severe);
}

/* ============================================
   ADMIN
   ============================================ */
.admin-container {
    display: flex;
    min-height: calc(100vh - 70px);
}

.admin-sidebar {
    width: 280px;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--spacing-xl);
    border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.admin-sidebar ul {
    list-style: none;
}

.admin-sidebar li {
    margin-bottom: var(--spacing-sm);
}

.admin-sidebar a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    padding: var(--spacing-sm) var(--spacing-md);
    display: block;
    border-radius: var(--border-radius-md);
    transition: all var(--transition-fast);
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background: rgba(108, 92, 231, 0.3);
    color: white;
    transform: translateX(5px);
}

.admin-main {
    flex: 1;
    padding: var(--spacing-xl);
    overflow-x: auto;
}

/* Filtres */
.filters-bar {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.filters-form {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    align-items: end;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.filter-group label {
    font-size: 0.85rem;
    opacity: 0.8;
}

.filter-group input,
.filter-group select {
    padding: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-sm);
    color: white;
}

.filter-actions {
    display: flex;
    gap: var(--spacing-sm);
}

/* Graphiques admin */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.chart-card {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
}

.chart-card h3 {
    margin-bottom: var(--spacing-md);
    color: var(--secondary);
}

/* Tables */
.data-table {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    border-collapse: collapse;
    overflow: hidden;
}

.data-table th,
.data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.data-table th {
    background: rgba(0, 0, 0, 0.3);
    font-weight: 600;
    color: var(--secondary);
}

.data-table tr:hover {
    background: rgba(255, 255, 255, 0.03);
}

/* Sévérité stats */
.severity-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.severity-item {
    text-align: center;
    flex: 1;
    min-width: 80px;
}

.severity-color {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin: 0 auto var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.severity-color.minimal { background: var(--severity-minimal); }
.severity-color.light { background: var(--severity-light); }
.severity-color.moderate { background: var(--severity-moderate); }
.severity-color.moderately-severe { background: var(--severity-moderately-severe); }
.severity-color.severe { background: var(--severity-severe); }

/* Cartes de test */
.test-card, .add-test-form, .add-question-form {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    transition: all var(--transition-normal);
}

.test-card:hover {
    transform: translateY(-3px);
    background: rgba(255, 255, 255, 0.08);
}

.test-card h3 {
    color: var(--secondary);
    margin-bottom: var(--spacing-sm);
}

.test-card details {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.test-card summary {
    cursor: pointer;
    color: var(--primary-light);
    font-weight: 500;
}

.test-card ul {
    margin-top: var(--spacing-sm);
    padding-left: var(--spacing-lg);
}

.test-card li {
    margin: var(--spacing-xs) 0;
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

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

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

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

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

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

/* ============================================
   PARTICULES FLOTTANTES
   ============================================ */
.floating-particles {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 50%;
    opacity: 0.3;
    animation: float linear infinite;
}

@keyframes float {
    0% {
        transform: translateY(0) rotate(0deg);
    }
    100% {
        transform: translateY(-100vh) rotate(360deg);
    }
}

/* ============================================
   AUTOCOMPLÉTION
   ============================================ */
.position-relative {
    position: relative;
}

.city-suggestions {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(0, 0, 0, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    display: none;
}

.city-suggestions div {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.city-suggestions div:hover {
    background: rgba(108, 92, 231, 0.3);
}

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

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

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

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.hidden {
    display: none;
}

.visible {
    display: block;
}

/* ============================================
   LOADER
   ============================================ */
.loader {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: var(--primary);
    animation: spin 0.8s linear infinite;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
    .container {
        padding: var(--spacing-lg);
    }
    
    .charts-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    h2 {
        font-size: 1.4rem;
    }
    
    .navbar {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .nav-container {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-links {
        justify-content: center;
    }
    
    .admin-container {
        flex-direction: column;
    }
    
    .admin-sidebar {
        width: 100%;
        padding: var(--spacing-md);
    }
    
    .admin-sidebar ul {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        justify-content: center;
    }
    
    .admin-sidebar li {
        margin-bottom: 0;
    }
    
    .stats-grid, .stats-summary {
        grid-template-columns: 1fr;
    }
    
    .filters-form {
        grid-template-columns: 1fr;
    }
    
    .filter-actions {
        grid-column: 1;
    }
    
    .history-item {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-sm);
    }
    
    .result-actions {
        flex-direction: column;
    }
    
    .result-actions a {
        width: 100%;
        text-align: center;
    }
    
    .navigation {
        flex-direction: column;
    }
    
    .navigation button {
        width: 100%;
    }
    
    .data-table {
        font-size: 0.85rem;
        display: block;
        overflow-x: auto;
    }
    
    .data-table th,
    .data-table td {
        padding: var(--spacing-sm);
    }
    
    .severity-stats {
        flex-wrap: wrap;
    }
    
    .severity-item {
        min-width: 70px;
    }
    
    .chart-container {
        height: 250px;
    }
}

@media (max-width: 480px) {
    .login-container {
        padding: var(--spacing-lg);
        margin: 20px;
    }
    
    .app-container {
        padding: var(--spacing-md);
    }
    
    .quiz-container {
        padding: var(--spacing-md);
    }
    
    .option {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .score {
        font-size: 3rem;
    }
    
    .tab-btn, .tab {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.9rem;
    }
}

/* ============================================
   IMPRESSION
   ============================================ */
@media print {
    .navbar,
    .navigation,
    .result-actions,
    .admin-sidebar,
    .filters-bar,
    button {
        display: none !important;
    }
    
    body {
        background: white;
        color: black;
    }
    
    .container {
        padding: 0;
    }
    
    .result-container {
        background: white;
        color: black;
    }
    
    .score {
        color: var(--primary);
        -webkit-background-clip: unset;
        background-clip: unset;
    }
}

/* ============================================
   SCROLLBAR PERSONNALISÉE
   ============================================ */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 10px;
}

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

/* ============================================
   SÉLECTION DE TEXTE
   ============================================ */
::selection {
    background: rgba(108, 92, 231, 0.3);
    color: white;
}

::-moz-selection {
    background: rgba(108, 92, 231, 0.3);
    color: white;
}

/* ============================================
   SÉLECTEUR DE TEST
   ============================================ */
.test-selector {
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition-normal);
}

.test-selector:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(108, 92, 231, 0.3);
}

.test-selector label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--secondary);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.test-selector label::before {
    content: '📋';
    font-size: 1.2rem;
}

.test-selector select {
    flex: 1;
    min-width: 200px;
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    color: white;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: var(--spacing-xl);
}

.test-selector select:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(108, 92, 231, 0.5);
}

.test-selector select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
    background-color: rgba(255, 255, 255, 0.2);
}

.test-selector select option {
    background: var(--dark-bg);
    color: white;
    padding: var(--spacing-sm);
}

.test-selector select option:hover {
    background: var(--primary);
}

/* Style pour le sélecteur désactivé */
.test-selector select:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Animation au changement de sélection */
.test-selector select {
    transition: all var(--transition-normal);
}

.test-selector select:active {
    transform: scale(0.98);
}

/* Version compacte pour mobile */
@media (max-width: 768px) {
    .test-selector {
        flex-direction: column;
        align-items: stretch;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .test-selector select {
        width: 100%;
        min-width: auto;
    }
    
    .test-selector label {
        justify-content: center;
    }
}

/* Style pour le conteneur du quiz avec sélecteur */
.quiz-container .test-selector {
    margin-bottom: var(--spacing-xl);
    animation: fadeInDown 0.3s ease;
}

/* Animation d'apparition du sélecteur */
@keyframes slideInSelector {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.test-selector {
    animation: slideInSelector 0.3s ease;
}

/* Style pour le groupe de test dans les formulaires admin */
.form-group select,
.admin-main select {
    width: 100%;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    color: white;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'><polyline points='6 9 12 15 18 9'></polyline></svg>");
    background-repeat: no-repeat;
    background-position: right var(--spacing-md) center;
    padding-right: var(--spacing-xl);
}

.form-group select:hover,
.admin-main select:hover {
    background-color: rgba(255, 255, 255, 0.15);
    border-color: rgba(108, 92, 231, 0.5);
}

.form-group select:focus,
.admin-main select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(108, 92, 231, 0.2);
}

/* Badge pour le test actif */
.test-selector .active-test-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    background: rgba(108, 92, 231, 0.2);
    border-radius: var(--border-radius-full);
    font-size: 0.8rem;
    color: var(--primary-light);
}

.test-selector .active-test-badge::before {
    content: '✅';
    font-size: 0.8rem;
}

/* Info supplémentaire sur le test */
.test-selector .test-info {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.6);
    margin-left: auto;
}

@media (max-width: 768px) {
    .test-selector .test-info {
        margin-left: 0;
        text-align: center;
    }
}