/* ============================================
   VARIABLES CSS
   ============================================ */
:root {
    /* Couleurs principales */
    --primary-color: #003366;
    --primary-dark: #1e40af;
    --primary-light: #9398b7;
    --secondary-color: #e5540e;
    --secondary-dark: #b9450a;
    --secondary-light: #fa7330;

    /* Couleurs des spécialités */
    --slam-color: #9398b7;
    --sisr-color: #fa7330;

    /* Couleurs neutres */
    --dark: #1e293b;
    --dark-light: #334155;
    --gray: #64748b;
    --gray-light: #cbd5e1;
    --gray-lighter: #f1f5f9;
    --white: #ffffff;

    /* Couleurs d'état */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;

    /* Typographie */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Open Sans', sans-serif;

    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;

    /* Tailles de conteneur */
    --container-width: 1200px;
    --container-padding: 2rem;

    /* Bordures */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Ombres */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.2);

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark);
    background-color: var(--white);
    overflow-x: hidden;
}

/* ============================================
   TYPOGRAPHIE
   ============================================ */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--dark);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
    font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

h5 {
    font-size: 1.125rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.25rem;
    font-weight: 300;
    line-height: 1.8;
    color: var(--dark-light);
}

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

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

strong {
    font-weight: 600;
}

/* ============================================
   UTILITAIRES
   ============================================ */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
    width: 100%;
}

.section {
    padding: var(--spacing-xxl) 0;
}

.section-gray {
    background-color: var(--gray-lighter);
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--secondary-color);
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    font-weight: 400;
}

/* ============================================
   BOUTONS
   ============================================ */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
    color: var(--white);
}

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

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

.btn-block {
    display: block;
    width: 100%;
}

/* ============================================
   NAVIGATION
   ============================================ */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    z-index: var(--z-fixed);
    transition: all var(--transition-base);
}

nav.scrolled {
    box-shadow: var(--shadow-lg);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 0;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark);
}

.logo-img {
    height: 50px;
    width: auto;
}

.logo-text {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

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

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

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.nav-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--dark);
    border-radius: 3px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

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

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    overflow: hidden;
    margin-top: 70px;
    background-image: url('../images/hero-background.jpg');
    background-size: cover;
    background-position: center;
}



.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #25328381;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    animation: fadeInUp 1s ease;
    background-color: #ffffff;
    padding: 2rem;
    border-radius: var(--radius-lg);
    color: var(--secondary-color);
}

.hero-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px var(--primary-light);
    letter-spacing: 2px;
}

.hero-subtitle {
    font-size: clamp(1.25rem, 3vw, 2rem);
    font-weight: 500;
}

.hero-description {
    font-size: clamp(1rem, 2vw, 1.25rem);
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.8;
}

.hero-cta {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--white);
    z-index: 2;
    animation: bounce 2s infinite;
}

.hero-scroll-indicator span {
    display: block;
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.scroll-arrow {
    width: 24px;
    height: 24px;
    border-left: 2px solid var(--white);
    border-bottom: 2px solid var(--white);
    transform: rotate(-45deg);
    margin: 0 auto;
}

/* ============================================
   PRÉSENTATION
   ============================================ */
.presentation-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.presentation-text {
    font-size: 1.0625rem;
}

.key-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.key-point {
    display: flex;
    gap: 1rem;
    padding: 1.5rem;
    background-color: var(--gray-lighter);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.key-point:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.key-point-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.key-point-content h3 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
    color: var(--primary-color);
}

.key-point-content p {
    font-size: 0.9375rem;
    color: var(--gray);
    margin: 0;
}

.presentation-image {
    position: relative;
}

.presentation-image img {
    width: 100%;
    height: auto;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

/* ============================================
   STATISTIQUES
   ============================================ */
.stats {
    background: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-xl) 0;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.stat-item {
    text-align: center;
    padding: 2rem;
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    font-family: var(--font-primary);
    margin-bottom: 0.5rem;
    line-height: 1;
}

.stat-label {
    font-size: 1.125rem;
    opacity: 0.95;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-weight: 500;
}

/* ============================================
   SPÉCIALITÉS
   ============================================ */
.specialites-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
}

.specialite {
    background-color: var(--white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    border-top: 5px solid;
}

.specialite-slam {
    border-top-color: var(--slam-color);
}

.specialite-sisr {
    border-top-color: var(--sisr-color);
}

.specialite:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.specialite-header {
    padding: var(--spacing-lg);
    text-align: center;
    background: linear-gradient(to bottom, var(--gray-lighter), var(--white));
}

.specialite-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.specialite-title {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.specialite-slam .specialite-title {
    color: var(--slam-color);
}

.specialite-sisr .specialite-title {
    color: var(--sisr-color);
}

.specialite-subtitle {
    font-size: 1.125rem;
    color: var(--gray);
    font-weight: 500;
}

.specialite-body {
    padding: var(--spacing-lg);
}

.specialite-description {
    font-size: 1.0625rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.specialite-body h4 {
    font-size: 1.25rem;
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    color: var(--dark);
}

.specialite-list {
    list-style: none;
    padding: 0;
}

.specialite-list li {
    padding: 0.75rem 0;
    padding-left: 2rem;
    position: relative;
    border-bottom: 1px solid var(--gray-light);
}

.specialite-list li:last-child {
    border-bottom: none;
}

.specialite-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 1.25rem;
}

.techno-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: var(--spacing-sm);
}

.techno-tag {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: var(--gray-lighter);
    color: var(--white);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 500;
    transition: all var(--transition-fast);
    background-color: var(--slam-color);
}

.techno-tag:hover {
    background-color: var(--secondary-color);
    color: var(--white);
}


/* ============================================
   PROGRAMME
   ============================================ */
.programme-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.0625rem;
}

.modules-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.module-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border-left: 4px solid var(--primary-color);
}

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

.module-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: var(--spacing-sm);
}

.module-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.module-title {
    font-size: 1.25rem;
    margin: 0;
    color: var(--primary-color);
}

.module-body ul {
    list-style: none;
    padding: 0;
}

.module-body li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    color: var(--dark-light);
}

.module-body li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.horaires-section {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    margin-top: var(--spacing-xl);
}

.horaires-section h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.horaires-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-md);
}

.horaire-item {
    padding: 1.5rem;
    background-color: var(--primary-light);
    border-radius: var(--radius-md);
    text-align: center;
}

.horaire-matiere {
    font-weight: 600;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.horaire-temps {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-primary);
}

/* ============================================
   DÉBOUCHÉS
   ============================================ */
.debouches-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.0625rem;
}

.debouches-columns {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
}

.debouches-column {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.debouches-column-title {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 3px solid var(--gray-light);
}

.column-icon {
    font-size: 2.5rem;
}

.debouche-card {
    padding: 1.5rem;
    margin-bottom: var(--spacing-md);
    background-color: var(--gray-lighter);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--primary-color);
    transition: all var(--transition-base);
}

.debouche-card:hover {
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.debouche-card h4 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.debouche-card p {
    color: var(--dark-light);
    margin-bottom: 0.75rem;
}

.salary {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--secondary-color);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.fiche_onisep>a {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--secondary-color);
    color: var(--white);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
}

.secteurs-activite {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-lg);
    background-color: var(--secondary-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
}

.secteurs-activite h3 {
    text-align: center;
    margin-bottom: var(--spacing-lg);
    color: var(--white);
}

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

.secteur-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background-color: var(--gray-lighter);
    border-radius: var(--radius-md);
    text-align: center;
    transition: all var(--transition-base);
}

.secteur-item:hover {
    background-color: var(--white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.secteur-icon {
    font-size: 2.5rem;
}

.secteur-item span {
    font-weight: 500;
}

/* ============================================
   POURSUITES D'ÉTUDES
   ============================================ */
.poursuites-intro {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.0625rem;
}

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

.poursuite-card {
    background-color: var(--white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.poursuite-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.poursuite-header {
    background: var(--secondary-color);
    color: var(--white);
    padding: var(--spacing-md);
    text-align: center;
}

.poursuite-level {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    font-weight: 600;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.poursuite-header h3 {
    margin: 0;
    font-size: 1.5rem;
    color: var(--white);
}

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

.poursuite-description {
    font-weight: 500;
    color: var(--dark-light);
    margin-bottom: var(--spacing-sm);
}

.poursuite-examples {
    list-style: none;
    padding: 0;
}

.poursuite-examples li {
    padding: 0.75rem 0;
    padding-left: 1.5rem;
    position: relative;
    border-bottom: 1px solid var(--gray-light);
    color: var(--dark-light);
}

.poursuite-examples li:last-child {
    border-bottom: none;
}

.poursuite-examples li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.conseil-poursuite {
    display: flex;
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, #fef3c7, #fcd34d);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    align-items: flex-start;
}

.conseil-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.conseil-content h4 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.conseil-content p {
    margin: 0;
    color: var(--dark-light);
    line-height: 1.8;
}

/* ============================================
   CONTACT
   ============================================ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: var(--spacing-md);
    padding: 1.5rem;
    background-color: var(--gray-lighter);
    border-radius: var(--radius-lg);
    transition: all var(--transition-base);
}

.contact-item:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateX(10px);
    box-shadow: var(--shadow-md);
}

.contact-item:hover h4,
.contact-item:hover p,
.contact-item:hover a {
    color: var(--white);
}

.contact-icon {
    font-size: 2rem;
    flex-shrink: 0;
}

.contact-details h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
    color: var(--dark);
}

.contact-details p {
    margin: 0;
    color: var(--dark-light);
}

.contact-details a {
    color: var(--primary-color);
    font-weight: 500;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-map {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper {
    background-color: var(--white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group-full {
    grid-column: 1 / -1;
}

.form-group label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--dark);
    font-size: 0.9375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 2px solid var(--gray-light);
    border-radius: var(--radius-md);
    font-family: var(--font-secondary);
    font-size: 1rem;
    transition: all var(--transition-fast);
}

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

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

.form-note {
    grid-column: 1 / -1;
    font-size: 0.875rem;
    color: var(--gray);
    margin: 0;
    text-align: center;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background-color: var(--dark);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-size: 1.25rem;
}

.footer-section p {
    color: var(--gray-light);
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}

.footer-links {
    list-style: none;
    padding: 0;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: var(--gray-light);
    transition: color var(--transition-fast);
    font-size: 0.9375rem;
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 5px;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--dark-light);
    border-radius: 50%;
    color: var(--white);
    transition: all var(--transition-base);
}

.social-links a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--dark-light);
    color: var(--gray-light);
    font-size: 0.875rem;
}

/* ============================================
   SCROLL TO TOP
   ============================================ */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
    z-index: var(--z-fixed);
    opacity: 0;
    visibility: hidden;
    transform: translateY(100px);
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover {
    background-color: var(--primary-dark);
    transform: translateY(-5px);
}

/* ============================================
   NOTIFICATIONS
   ============================================ */
.notification {
    position: fixed;
    top: 100px;
    right: -400px;
    max-width: 400px;
    padding: 1.25rem 1.5rem;
    background-color: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    z-index: var(--z-modal);
    transition: right 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.notification.show {
    right: 2rem;
}

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

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

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

.notification-info {
    border-left: 4px solid var(--info);
}

.notification-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--gray);
    transition: color var(--transition-fast);
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.notification-close:hover {
    color: var(--dark);
}

/* ============================================
   ANIMATIONS
   ============================================ */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {

    0%,
    20%,
    50%,
    80%,
    100% {
        transform: translateY(0) translateX(-50%);
    }

    40% {
        transform: translateY(-10px) translateX(-50%);
    }

    60% {
        transform: translateY(-5px) translateX(-50%);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

/* ============================================
   RESPONSIVE - TABLETTES
   ============================================ */
@media (max-width: 992px) {
    :root {
        --container-padding: 1.5rem;
        --spacing-xl: 3rem;
        --spacing-xxl: 4rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-links {
        position: fixed;
        top: 70px;
        left: -100%;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        padding: 2rem;
        box-shadow: var(--shadow-lg);
        transition: left var(--transition-base);
        gap: 1rem;
    }

    .nav-links.active {
        left: 0;
    }

    .hero-cta {
        flex-direction: column;
        align-items: center;
    }

    .hero-cta .btn {
        width: 100%;
        max-width: 300px;
    }

    .presentation-content {
        grid-template-columns: 1fr;
    }

    .presentation-image {
        order: -1;
    }

    .key-points {
        grid-template-columns: 1fr;
    }

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

    .specialites-grid {
        grid-template-columns: 1fr;
    }

    .modules-grid {
        grid-template-columns: 1fr;
    }

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

    .debouches-columns {
        grid-template-columns: 1fr;
    }

    .poursuites-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

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

/* ============================================
   RESPONSIVE - MOBILES
   ============================================ */
@media (max-width: 576px) {
    :root {
        --container-padding: 1rem;
        --spacing-md: 1.5rem;
        --spacing-lg: 2rem;
        --spacing-xl: 2.5rem;
        --spacing-xxl: 3rem;
    }

    .logo-text {
        font-size: 1.25rem;
    }

    .logo-img {
        height: 40px;
    }

    .section-title::after {
        width: 40px;
        height: 3px;
    }

    .hero {
        min-height: calc(100vh - 70px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.25rem;
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 3rem;
    }

    .horaires-grid {
        grid-template-columns: 1fr;
    }

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

    .contact-form {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .scroll-top-btn {
        width: 45px;
        height: 45px;
        bottom: 1rem;
        right: 1rem;
    }

    .notification {
        max-width: calc(100% - 2rem);
        right: -100%;
    }

    .notification.show {
        right: 1rem;
    }
}

/* ============================================
   IMPRESSION
   ============================================ */
@media print {

    nav,
    .hero-scroll-indicator,
    .scroll-top-btn,
    .notification,
    .contact-form {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 2rem 0;
    }

    .section {
        page-break-inside: avoid;
    }
}

/* ============================================
   ACCESSIBILITÉ
   ============================================ */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* Focus visible pour l'accessibilité clavier */
*:focus-visible {
    outline: 3px solid var(--primary-color);
    outline-offset: 2px;
}

/* ============================================
   MENTIONS LÉGALES
   ============================================ */

.text-content {
    font-size: 1.125rem; /* ~18px */
    line-height: 1.2;
    color: var(--dark-light);
}



/* ============================================
   TABLEAU CONTACT
   ============================================ */

/* Section Contact */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
}

.contact-items {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
}

.contact-icon {
    font-size: 1.5rem;
    min-width: 24px;
}

.contact-details h4 {
    margin: 0 0 0.3rem 0;
    font-size: 1rem;
    font-weight: 600;
}

.contact-details p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
}

.contact-map {
    height: 300px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

/* Responsive */
@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
    }
    .contact-items {
        grid-template-columns: 1fr;
    }
    .contact-map {
        height: 250px;
        margin-top: 1.5rem;
    }
}
/* ============================================
  CARROUSEL 
   ============================================ */
/* Carrousel 3 colonnes */
.carousel-3cols {
    position: relative;
    overflow: hidden;
}
.carousel-track {
    display: flex;
    gap: 12px;
    transition: transform 0.5s ease;
    will-change: transform;
}
.carousel-slide {
    flex: 0 0 calc(33.333% - 8px);
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 4/3;
}
.carousel-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: white;
    border: 1px solid #ccc;
    border-radius: 50%;
    width: 36px;
    height: 36px;
    cursor: pointer;
    z-index: 10;
}
.carousel-control.prev { left: 8px; }
.carousel-control.next { right: 8px; }
.carousel-indicators {
    display: flex;
    justify-content: center;
    gap: 6px;
    margin-top: 12px;
}
.indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ccc;
    border: none;
    cursor: pointer;
    padding: 0;
}
.indicator.active { background: #555; }