/* ============================================
   UNERS - Styles Principaux
   Union des Enseignants Résidents de Songon
   ============================================ */

/* Google Fonts Import */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;500;600;700&family=Source+Sans+3:wght@300;400;500;600;700&display=swap');

/* ============================================
   Variables CSS - Identité Visuelle UNERS
   ============================================ */
:root {
    /* Couleurs principales - Bleu institutionnel */
    --primary-900: #0a1628;
    --primary-800: #0f2440;
    --primary-700: #163258;
    --primary-600: #1e4170;
    --primary-500: #2563eb;
    --primary-400: #3b82f6;
    --primary-300: #60a5fa;
    --primary-200: #93c5fd;
    --primary-100: #dbeafe;
    --primary-50: #eff6ff;

    /* Couleurs secondaires - Orange/Or */
    --accent-600: #c2410c;
    --accent-500: #ea580c;
    --accent-400: #f97316;
    --accent-300: #fb923c;
    --accent-200: #fdba74;
    --accent-100: #ffedd5;

    /* Couleurs de succès */
    --success-600: #059669;
    --success-500: #10b981;
    --success-100: #d1fae5;

    /* Couleurs d'erreur */
    --error-600: #dc2626;
    --error-500: #ef4444;
    --error-100: #fee2e2;

    /* Couleurs d'avertissement */
    --warning-600: #d97706;
    --warning-500: #f59e0b;
    --warning-100: #fef3c7;

    /* Neutres */
    --gray-900: #111827;
    --gray-800: #1f2937;
    --gray-700: #374151;
    --gray-600: #4b5563;
    --gray-500: #6b7280;
    --gray-400: #9ca3af;
    --gray-300: #d1d5db;
    --gray-200: #e5e7eb;
    --gray-100: #f3f4f6;
    --gray-50: #f9fafb;
    --white: #ffffff;

    /* Typographie */
    --font-display: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans 3', -apple-system, BlinkMacSystemFont, sans-serif;

    /* Espacements */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;

    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* ============================================
   Reset & Base Styles
   ============================================ */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--gray-800);
    background-color: var(--gray-50);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

input, select, textarea {
    font-family: inherit;
    font-size: inherit;
}

ul, ol {
    list-style: none;
}

/* ============================================
   Utilitaires
   ============================================ */
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

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

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-between {
    justify-content: space-between;
}

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

.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

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

/* ============================================
   Typographie
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 600;
    line-height: 1.2;
    color: var(--gray-900);
}

h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h5 { font-size: 1.25rem; }
h6 { font-size: 1.125rem; }

.section-title {
    position: relative;
    margin-bottom: var(--space-2xl);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -0.75rem;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-500), var(--accent-400));
    border-radius: var(--radius-full);
}

.section-title.text-left::after {
    left: 0;
    transform: none;
}

/* ============================================
   Boutons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 0.75rem 1.5rem;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
    color: var(--white);
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-600));
    box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--white);
    color: var(--primary-600);
    border: 2px solid var(--primary-200);
}

.btn-secondary:hover {
    background: var(--primary-50);
    border-color: var(--primary-400);
}

.btn-accent {
    background: linear-gradient(135deg, var(--accent-500), var(--accent-400));
    color: var(--white);
    box-shadow: 0 4px 14px rgba(249, 115, 22, 0.35);
}

.btn-accent:hover {
    background: linear-gradient(135deg, var(--accent-600), var(--accent-500));
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-600), var(--success-500));
    color: var(--white);
}

.btn-danger {
    background: linear-gradient(135deg, var(--error-600), var(--error-500));
    color: var(--white);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.0625rem;
}

.btn-icon {
    width: 2.5rem;
    height: 2.5rem;
    padding: 0;
    border-radius: var(--radius-md);
}

.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

/* ============================================
   Header / Navigation
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.header.scrolled {
    box-shadow: var(--shadow-md);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 70px;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

/* Logo Image */
.logo-img {
    height: 55px;
    width: auto;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

/* Responsive Logo */
@media (max-width: 768px) {
    .logo-img {
        height: 45px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 38px;
    }
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-400));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-800);
}

.logo-text span {
    color: var(--accent-500);
}

.nav-desktop {
    display: none;
}

@media (min-width: 1024px) {
    .nav-desktop {
        display: flex;
        align-items: center;
        gap: var(--space-xl);
    }
}

.nav-link {
    position: relative;
    font-weight: 500;
    color: var(--gray-700);
    padding: 0.5rem 0;
    transition: color var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-500);
    transition: width var(--transition-base);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-600);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.mobile-menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
}

@media (min-width: 1024px) {
    .mobile-menu-toggle {
        display: none;
    }
}

.mobile-menu-toggle span {
    width: 24px;
    height: 2px;
    background: var(--gray-700);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--white);
    z-index: 999;
    padding: var(--space-xl);
    transform: translateX(-100%);
    transition: transform var(--transition-base);
}

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

.mobile-menu .nav-link {
    display: block;
    padding: var(--space-md) 0;
    font-size: 1.125rem;
    border-bottom: 1px solid var(--gray-100);
}

.mobile-menu-actions {
    margin-top: var(--space-xl);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 70px;
    background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 50%, var(--primary-600) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 700px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    color: var(--primary-100);
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease;
}

.hero-badge::before {
    content: '✦';
    color: var(--accent-400);
}

.hero h1 {
    color: var(--white);
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease 0.1s both;
}

.hero h1 span {
    color: var(--accent-400);
    display: block;
}

.hero-description {
    color: var(--primary-100);
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
    animation: fadeInUp 0.6s ease 0.2s both;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    animation: fadeInUp 0.6s ease 0.3s both;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
    margin-top: var(--space-3xl);
    padding-top: var(--space-2xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    animation: fadeInUp 0.6s ease 0.4s both;
}

.stat-item {
    text-align: center;
}

.stat-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--white);
}

.stat-label {
    color: var(--primary-200);
    font-size: 0.875rem;
}

.hero-decoration {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 50%;
    height: 100%;
    display: none;
}

@media (min-width: 1024px) {
    .hero-decoration {
        display: block;
    }
}

.hero-decoration-circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hero-decoration-circle:nth-child(1) {
    width: 400px;
    height: 400px;
    right: 10%;
    top: 20%;
    animation: pulse 4s ease-in-out infinite;
}

.hero-decoration-circle:nth-child(2) {
    width: 300px;
    height: 300px;
    right: 20%;
    top: 40%;
    animation: pulse 4s ease-in-out infinite 0.5s;
}

.hero-decoration-circle:nth-child(3) {
    width: 200px;
    height: 200px;
    right: 15%;
    top: 55%;
    animation: pulse 4s ease-in-out infinite 1s;
}

/* ============================================
   Section Styles
   ============================================ */
.section {
    padding: var(--space-3xl) 0;
}

.section-alt {
    background: var(--white);
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-xl);
}

.feature-card {
    background: var(--white);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-200);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-50));
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    font-size: 1.5rem;
}

.feature-card h4 {
    margin-bottom: var(--space-sm);
}

.feature-card p {
    color: var(--gray-600);
}

/* News Section */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--space-xl);
}

.news-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.news-card-image {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-400));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 3rem;
}

.news-card-content {
    padding: var(--space-lg);
}

.news-card-date {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--gray-500);
    font-size: 0.875rem;
    margin-bottom: var(--space-sm);
}

.news-card h4 {
    margin-bottom: var(--space-sm);
    transition: color var(--transition-fast);
}

.news-card:hover h4 {
    color: var(--primary-600);
}

.news-card p {
    color: var(--gray-600);
    font-size: 0.9375rem;
}

/* Events Section */
.events-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.event-card {
    display: flex;
    gap: var(--space-lg);
    background: var(--white);
    padding: var(--space-lg);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    transition: all var(--transition-base);
}

.event-card:hover {
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-200);
}

.event-date-box {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-500));
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--white);
}

.event-date-day {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
}

.event-date-month {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.event-info {
    flex: 1;
}

.event-info h4 {
    margin-bottom: var(--space-xs);
}

.event-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    color: var(--gray-500);
    font-size: 0.875rem;
}

.event-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--primary-900);
    color: var(--primary-100);
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-brand .logo-text {
    color: var(--white);
}

/* Logo dans le footer */
.footer-brand .footer-logo {
    height: 70px;
    width: auto;
    filter: brightness(1.1);
}

@media (max-width: 768px) {
    .footer-brand .footer-logo {
        height: 60px;
    }
}

@media (max-width: 480px) {
    .footer-brand .footer-logo {
        height: 50px;
    }
}

.footer-brand p {
    margin-top: var(--space-md);
    color: var(--primary-200);
}

.footer h5 {
    color: var(--white);
    margin-bottom: var(--space-lg);
}

.footer-links a {
    display: block;
    color: var(--primary-200);
    padding: var(--space-xs) 0;
    transition: color var(--transition-fast);
}

.footer-links a:hover {
    color: var(--accent-400);
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-sm);
    color: var(--primary-200);
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--space-md);
}

.footer-bottom p {
    color: var(--primary-300);
    font-size: 0.875rem;
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-link {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--accent-500);
    transform: translateY(-3px);
}

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

.form-label {
    display: block;
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--space-sm);
}

.form-label.required::after {
    content: ' *';
    color: var(--error-500);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    background: var(--white);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-input.error,
.form-select.error {
    border-color: var(--error-500);
}

.form-error {
    color: var(--error-500);
    font-size: 0.8125rem;
    margin-top: var(--space-xs);
}

.form-hint {
    color: var(--gray-500);
    font-size: 0.8125rem;
    margin-top: var(--space-xs);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

/* Checkbox & Radio */
.form-check {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
}

.form-check input[type="checkbox"],
.form-check input[type="radio"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--primary-500);
}

/* ============================================
   Cards
   ============================================ */
.card {
    background: var(--white);
    border-radius: var(--radius-xl);
    border: 1px solid var(--gray-200);
    overflow: hidden;
}

.card-header {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
}

.card-body {
    padding: var(--space-lg);
}

.card-footer {
    padding: var(--space-lg);
    border-top: 1px solid var(--gray-100);
    background: var(--gray-50);
}

/* ============================================
   Modals
   ============================================ */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    padding: var(--space-lg);
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--white);
    border-radius: var(--radius-xl);
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9) translateY(20px);
    transition: transform var(--transition-base);
}

.modal-overlay.active .modal {
    transform: scale(1) translateY(0);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid var(--gray-100);
}

.modal-header h3 {
    font-size: 1.25rem;
}

.modal-close {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    color: var(--gray-500);
    transition: all var(--transition-fast);
}

.modal-close:hover {
    background: var(--gray-100);
    color: var(--gray-700);
}

.modal-body {
    padding: var(--space-lg);
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-md);
    padding: var(--space-lg);
    border-top: 1px solid var(--gray-100);
}

.modal-lg {
    max-width: 700px;
}

.modal-xl {
    max-width: 900px;
}

/* ============================================
   Badges
   ============================================ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--radius-full);
}

.badge-primary {
    background: var(--primary-100);
    color: var(--primary-700);
}

.badge-success {
    background: var(--success-100);
    color: var(--success-600);
}

.badge-warning {
    background: var(--warning-100);
    color: var(--warning-600);
}

.badge-danger {
    background: var(--error-100);
    color: var(--error-600);
}

.badge-neutral {
    background: var(--gray-100);
    color: var(--gray-600);
}

/* Status Badge with dot */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

.status-badge::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-badge.validated::before {
    background: var(--success-500);
    box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.status-badge.pending::before {
    background: var(--warning-500);
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.2);
}

.status-badge.rejected::before {
    background: var(--error-500);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* ============================================
   Alerts - Design Simple & Épuré
   ============================================ */
.alert {
    position: relative;
    padding: 16px 20px;
    padding-left: 24px;
    border-radius: 12px;
    font-size: 0.925rem;
    line-height: 1.5;
    font-weight: 500;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    animation: alertFadeIn 0.3s ease-out;
}

@keyframes alertFadeIn {
    from {
        opacity: 0;
        transform: translateY(-5px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.alert::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    border-radius: 12px 0 0 12px;
}

.alert-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.alert-content {
    flex: 1;
}

.alert-title {
    font-weight: 600;
    margin-bottom: 2px;
}

.alert-text {
    font-weight: 400;
    opacity: 0.85;
    font-size: 0.875rem;
}

/* Alert Info - Bleu */
.alert-info {
    background: #eff6ff;
    color: #1e40af;
}
.alert-info::before {
    background: #3b82f6;
}

/* Alert Success - Vert */
.alert-success {
    background: #ecfdf5;
    color: #065f46;
}
.alert-success::before {
    background: #10b981;
}

/* Alert Warning - Orange */
.alert-warning {
    background: #fffbeb;
    color: #92400e;
}
.alert-warning::before {
    background: #f59e0b;
}

/* Alert Danger/Error - Rouge */
.alert-danger,
.alert-error {
    background: #fef2f2;
    color: #dc2626;
}
.alert-danger::before,
.alert-error::before {
    background: #ef4444;
}

/* Alert Pending - Violet */
.alert-pending {
    background: #faf5ff;
    color: #7c3aed;
}
.alert-pending::before {
    background: #a855f7;
}

/* Variante compacte (sans icône) */
.alert-compact {
    padding: 14px 18px;
    padding-left: 22px;
}

.alert-compact .alert-icon {
    display: none;
}

/* Animation de disparition */
.alert.alert-dismissing {
    animation: alertFadeOut 0.25s ease-in forwards;
}

@keyframes alertFadeOut {
    to {
        opacity: 0;
        transform: translateY(-5px);
    }
}

/* Responsive */
@media (max-width: 640px) {
    .alert {
        padding: 14px 16px;
        padding-left: 20px;
        font-size: 0.875rem;
    }
}

/* ============================================
   Tables
   ============================================ */
.table-container {
    overflow-x: auto;
    border-radius: var(--radius-lg);
    border: 1px solid var(--gray-200);
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9375rem;
}

.table th,
.table td {
    padding: var(--space-md) var(--space-lg);
    text-align: left;
}

.table th {
    background: var(--gray-50);
    font-weight: 600;
    color: var(--gray-700);
    border-bottom: 2px solid var(--gray-200);
}

.table td {
    border-bottom: 1px solid var(--gray-100);
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: var(--gray-50);
}

/* ============================================
   Select Nice avec recherche
   ============================================ */
.select-nice {
    position: relative;
}

.select-nice-trigger {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 0.75rem 1rem;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-md);
    background: var(--white);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.select-nice-trigger:hover {
    border-color: var(--gray-300);
}

.select-nice-trigger.active {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.select-nice-arrow {
    transition: transform var(--transition-fast);
}

.select-nice-trigger.active .select-nice-arrow {
    transform: rotate(180deg);
}

.select-nice-dropdown {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.select-nice-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.select-nice-search {
    padding: var(--space-sm);
    border-bottom: 1px solid var(--gray-100);
}

.select-nice-search input {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
}

.select-nice-options {
    max-height: 200px;
    overflow-y: auto;
}

.select-nice-option {
    padding: 0.75rem 1rem;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.select-nice-option:hover {
    background: var(--gray-50);
}

.select-nice-option.selected {
    background: var(--primary-50);
    color: var(--primary-700);
}

/* ============================================
   Pagination
   ============================================ */
.pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xs);
    margin-top: var(--space-xl);
}

.pagination-btn {
    min-width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    font-weight: 500;
    color: var(--gray-600);
    transition: all var(--transition-fast);
}

.pagination-btn:hover:not(:disabled) {
    background: var(--gray-100);
}

.pagination-btn.active {
    background: var(--primary-500);
    color: var(--white);
}

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

/* ============================================
   Toast Notifications
   ============================================ */
.toast-container {
    position: fixed;
    top: 90px;
    right: var(--space-lg);
    z-index: 3000;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    padding: var(--space-md) var(--space-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    min-width: 300px;
    max-width: 400px;
    animation: slideIn 0.3s ease;
}

.toast.toast-success {
    border-left: 4px solid var(--success-500);
}

.toast.toast-error {
    border-left: 4px solid var(--error-500);
}

.toast.toast-warning {
    border-left: 4px solid var(--warning-500);
}

.toast.toast-info {
    border-left: 4px solid var(--primary-500);
}

.toast-close {
    margin-left: auto;
    color: var(--gray-400);
}

.toast-close:hover {
    color: var(--gray-600);
}

/* ============================================
   Tabs
   ============================================ */
.tabs {
    border-bottom: 2px solid var(--gray-200);
    display: flex;
    gap: var(--space-sm);
    overflow-x: auto;
}

.tab-btn {
    padding: var(--space-md) var(--space-lg);
    font-weight: 500;
    color: var(--gray-500);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-fast);
    white-space: nowrap;
}

.tab-btn:hover {
    color: var(--gray-700);
}

.tab-btn.active {
    color: var(--primary-600);
    border-bottom-color: var(--primary-500);
}

.tab-content {
    display: none;
    padding-top: var(--space-xl);
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(100px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-100%);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes scaleUp {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.05);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.3;
        transform: scale(1.05);
    }
}

@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.4);
    }
    50% {
        box-shadow: 0 0 0 15px rgba(37, 99, 235, 0);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }
    100% {
        background-position: 200% 0;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-15px);
    }
    60% {
        transform: translateY(-7px);
    }
}

@keyframes ripple {
    0% {
        transform: scale(0);
        opacity: 1;
    }
    100% {
        transform: scale(4);
        opacity: 0;
    }
}

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

@keyframes gradient {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(100%);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* Animation Classes */
.animate-fade-in {
    animation: fadeIn 0.5s ease forwards;
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease forwards;
}

.animate-fade-in-down {
    animation: fadeInDown 0.6s ease forwards;
}

.animate-fade-in-left {
    animation: fadeInLeft 0.6s ease forwards;
}

.animate-fade-in-right {
    animation: fadeInRight 0.6s ease forwards;
}

.animate-scale-in {
    animation: scaleIn 0.4s ease forwards;
}

.animate-float {
    animation: float 3s ease-in-out infinite;
}

.animate-bounce {
    animation: bounce 2s ease infinite;
}

.animate-pulse-glow {
    animation: pulseGlow 2s ease-in-out infinite;
}

/* Stagger Animation Delays */
.stagger-1 { animation-delay: 0.1s; }
.stagger-2 { animation-delay: 0.2s; }
.stagger-3 { animation-delay: 0.3s; }
.stagger-4 { animation-delay: 0.4s; }
.stagger-5 { animation-delay: 0.5s; }
.stagger-6 { animation-delay: 0.6s; }

/* Hover Animations */
.hover-lift {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-xl);
}

.hover-scale {
    transition: transform 0.3s ease;
}

.hover-scale:hover {
    transform: scale(1.03);
}

.hover-glow {
    transition: box-shadow 0.3s ease;
}

.hover-glow:hover {
    box-shadow: 0 0 30px rgba(37, 99, 235, 0.3);
}

/* Shimmer Loading Effect */
.shimmer {
    background: linear-gradient(
        90deg,
        var(--gray-200) 25%,
        var(--gray-100) 50%,
        var(--gray-200) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
}

/* Gradient Animation */
.animated-gradient {
    background: linear-gradient(-45deg, var(--primary-600), var(--primary-400), var(--accent-500), var(--primary-500));
    background-size: 400% 400%;
    animation: gradient 15s ease infinite;
}

/* Ripple Effect */
.ripple {
    position: relative;
    overflow: hidden;
}

.ripple::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 50%;
    left: 50%;
    pointer-events: none;
    background: radial-gradient(circle, rgba(255,255,255,0.3) 0%, transparent 60%);
    transform: translate(-50%, -50%) scale(0);
    opacity: 0;
}

.ripple:active::after {
    animation: ripple 0.6s ease-out;
}

/* Page Transitions */
.page-transition-enter {
    opacity: 0;
    transform: translateY(20px);
}

.page-transition-enter-active {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.4s ease, transform 0.4s ease;
}

/* Loader */
.loader {
    width: 24px;
    height: 24px;
    border: 3px solid var(--gray-200);
    border-top-color: var(--primary-500);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

.loader-lg {
    width: 48px;
    height: 48px;
    border-width: 4px;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--gray-200) 25%,
        var(--gray-100) 50%,
        var(--gray-200) 75%
    );
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

.skeleton-text {
    height: 1em;
    margin-bottom: 0.5em;
}

.skeleton-title {
    height: 1.5em;
    width: 60%;
    margin-bottom: 1em;
}

.skeleton-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

/* Counter Animation */
.counter {
    display: inline-block;
    transition: all 0.3s ease;
}

/* Typing Effect Cursor */
.typing-cursor::after {
    content: '|';
    animation: fadeIn 0.5s ease infinite alternate;
}

/* ============================================
   Media Queries
   ============================================ */
@media (max-width: 768px) {
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .stat-item {
        display: flex;
        align-items: center;
        gap: var(--space-md);
        text-align: left;
    }

    .event-card {
        flex-direction: column;
    }

    .event-date-box {
        width: 100%;
        flex-direction: row;
        height: auto;
        padding: var(--space-md);
        gap: var(--space-sm);
    }

    .modal-footer {
        flex-direction: column;
    }

    .modal-footer .btn {
        width: 100%;
    }

    /* Boutons légèrement plus compacts sur tablette */
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    .hero-actions {
        gap: 0.875rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 var(--space-md);
    }

    /* Boutons plus compacts sur mobile */
    .btn {
        padding: 0.6rem 1rem;
        font-size: 0.875rem;
    }

    .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: 0.9375rem;
    }

    .btn-sm {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }

    .hero-actions {
        flex-direction: column;
        gap: 0.75rem;
    }

    .hero-actions .btn {
        width: 100%;
    }

    /* Section CTA responsive */
    .section .btn-lg {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
    }
}

/* Très petits écrans */
@media (max-width: 360px) {
    .btn {
        padding: 0.5rem 0.875rem;
        font-size: 0.8125rem;
    }

    .btn-lg {
        padding: 0.625rem 1rem;
        font-size: 0.875rem;
    }

    .hero-actions {
        gap: 0.5rem;
    }
}