/* =====================================================
   InstaLearn - Styles CSS Globaux
   Centre d'information e-learning
   ===================================================== */

/* Variables CSS - Palette de couleurs */
:root {
    /* Couleurs principales */
    --bleu-petrole: #1A237E;
    --vert-bleu-acide: #72C8BE;
    --vert-bleu: #009688;
    --gris-anthracite: #424242;
    --blanc: #FFFFFF;

    /* Nuances supplémentaires */
    --bleu-petrole-light: #283593;
    --bleu-petrole-dark: #0d1442;
    --vert-bleu-light: #4DB6AC;
    --gris-light: #757575;
    --gris-bg: #F5F5F5;

    /* Typographie */
    --font-primary: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-heading: 'Poppins', 'Segoe UI', system-ui, sans-serif;

    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 5rem;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;

    /* Ombres */
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 24px rgba(0,0,0,0.2);

    /* Bordures */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
}

/* Reset et base */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.6;
    color: var(--gris-anthracite);
    background-color: var(--blanc);
    overflow-x: hidden;
}

/* Typographie */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--bleu-petrole);
    margin-bottom: var(--spacing-sm);
}

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

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

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

a:hover {
    color: var(--vert-bleu-acide);
}

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

ul, ol {
    list-style: none;
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-sm {
    max-width: 900px;
}

.container-lg {
    max-width: 1400px;
}

/* Sections */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.section-header p {
    font-size: 1.125rem;
    color: var(--gris-light);
}

.section-light {
    background-color: var(--gris-bg);
}

.section-dark {
    background-color: var(--bleu-petrole);
    color: var(--blanc);
}

.section-dark h2,
.section-dark h3,
.section-dark p {
    color: var(--blanc);
}

/* =====================================================
   Header & Navigation
   ===================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: var(--blanc);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--bleu-petrole);
}

.logo img {
    height: 100px;
    width: auto;
    object-fit: contain;
}

/* Badge Qualiopi */
.qualiopi-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: var(--blanc);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.qualiopi-badge img {
    height: 60px;
    width: auto;
}

.qualiopi-badge-text {
    font-size: 0.75rem;
    color: var(--gris-anthracite);
    line-height: 1.4;
}

.qualiopi-badge-text strong {
    display: block;
    color: var(--bleu-petrole);
    font-size: 0.875rem;
}

.qualiopi-section {
    background: var(--gris-bg);
    padding: var(--spacing-md) 0;
}

.qualiopi-section .container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.qualiopi-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--vert-bleu);
    font-weight: 500;
    font-size: 0.875rem;
}

.qualiopi-download:hover {
    color: var(--vert-bleu-light);
}

/* Footer Qualiopi */
.footer-qualiopi {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.1);
}

.footer-qualiopi img {
    height: 50px;
    width: auto;
    background: var(--blanc);
    padding: 5px;
    border-radius: var(--border-radius-sm);
}

.footer-qualiopi span {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.7);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--bleu-petrole), var(--vert-bleu));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    font-weight: 700;
    font-size: 1.25rem;
}

.logo span {
    color: var(--vert-bleu);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-menu a {
    color: var(--gris-anthracite);
    font-weight: 500;
    padding: var(--spacing-xs) 0;
    position: relative;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--vert-bleu);
    transition: width var(--transition-fast);
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--vert-bleu);
}

/* Bouton CTA dans la navigation */
.nav-menu .btn {
    padding: 0.5rem 1.25rem;
    font-size: 0.875rem;
    color: var(--blanc);
}

.nav-menu .btn::after {
    display: none;
}

.nav-menu .btn:hover {
    color: var(--blanc);
}

/* Menu mobile */
.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--bleu-petrole);
    border-radius: 2px;
    transition: all var(--transition-fast);
}

/* =====================================================
   Boutons
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: 0.875rem 1.75rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    border: none;
    border-radius: var(--border-radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-primary {
    background-color: var(--vert-bleu);
    color: var(--blanc);
}

.btn-primary:hover {
    background-color: var(--vert-bleu-light);
    color: var(--blanc);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--vert-bleu-acide);
    color: var(--bleu-petrole);
}

.btn-secondary:hover {
    background-color: #5eb8ae;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--vert-bleu);
    border: 2px solid var(--vert-bleu);
}

.btn-outline:hover {
    background-color: var(--vert-bleu);
    color: var(--blanc);
}

.btn-white {
    background-color: var(--blanc);
    color: var(--bleu-petrole);
}

.btn-white:hover {
    background-color: var(--gris-bg);
    transform: translateY(-2px);
}

.btn-lg {
    padding: 1rem 2.5rem;
    font-size: 1.125rem;
}

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

/* =====================================================
   Hero Section
   ===================================================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--bleu-petrole) 0%, var(--bleu-petrole-light) 100%);
    position: relative;
    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");
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    color: var(--blanc);
}

.hero-content h1 {
    color: var(--blanc);
    margin-bottom: var(--spacing-md);
}

.hero-content h1 span {
    color: var(--vert-bleu-acide);
}

.hero-content p {
    color: rgba(255,255,255,0.9);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-illustration {
    width: 100%;
    max-width: 500px;
    aspect-ratio: 1;
    background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0.05));
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero-illustration svg {
    width: 80%;
    height: 80%;
}

/* Floating elements animation */
.floating {
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

/* =====================================================
   Cards
   ===================================================== */
.card {
    background-color: var(--blanc);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--vert-bleu-acide), var(--vert-bleu));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-sm);
    color: var(--blanc);
}

.card-icon svg {
    width: 30px;
    height: 30px;
}

.card h3 {
    margin-bottom: var(--spacing-xs);
}

.card p {
    color: var(--gris-light);
    margin-bottom: 0;
}

/* Card grid */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
}

.card-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.card-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* =====================================================
   Features Section
   ===================================================== */
.features {
    padding: var(--spacing-xl) 0;
}

.feature-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.feature-card .card-icon {
    margin: 0 auto var(--spacing-md);
    width: 80px;
    height: 80px;
}

/* =====================================================
   Stats Section
   ===================================================== */
.stats {
    background: linear-gradient(135deg, var(--bleu-petrole), var(--bleu-petrole-light));
    padding: var(--spacing-lg) 0;
}

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

.stat-item h3 {
    font-size: 3rem;
    color: var(--vert-bleu-acide);
    margin-bottom: var(--spacing-xs);
}

.stat-item p {
    color: rgba(255,255,255,0.8);
    font-size: 1rem;
}

/* =====================================================
   Testimonials
   ===================================================== */
.testimonial-card {
    background-color: var(--blanc);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    position: relative;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: var(--spacing-sm);
    left: var(--spacing-md);
    font-size: 4rem;
    color: var(--vert-bleu-acide);
    opacity: 0.3;
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-content {
    padding-top: var(--spacing-md);
    font-style: italic;
    color: var(--gris-anthracite);
    margin-bottom: var(--spacing-md);
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--vert-bleu-acide), var(--vert-bleu));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    font-weight: 600;
    font-size: 1.25rem;
}

.testimonial-info h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

.testimonial-info p {
    margin-bottom: 0;
    font-size: 0.875rem;
    color: var(--gris-light);
}

/* =====================================================
   Platform Logos
   ===================================================== */
.platforms {
    padding: var(--spacing-lg) 0;
    background-color: var(--gris-bg);
}

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

.platforms-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
}

.platform-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--blanc);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    font-weight: 600;
    color: var(--gris-anthracite);
    transition: all var(--transition-fast);
}

.platform-logo:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-md);
}

/* =====================================================
   Tables
   ===================================================== */
.comparison-table {
    width: 100%;
    background-color: var(--blanc);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-table thead {
    background-color: var(--bleu-petrole);
    color: var(--blanc);
}

.comparison-table th,
.comparison-table td {
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--gris-bg);
}

.comparison-table th {
    font-weight: 600;
}

.comparison-table tbody tr:hover {
    background-color: var(--gris-bg);
}

.comparison-table .check {
    color: var(--vert-bleu);
    font-weight: bold;
}

.comparison-table .cross {
    color: #e53935;
}

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

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

.form-control {
    width: 100%;
    padding: 0.875rem var(--spacing-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    border: 2px solid var(--gris-bg);
    border-radius: var(--border-radius-md);
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--vert-bleu);
}

textarea.form-control {
    min-height: 150px;
    resize: vertical;
}

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

/* =====================================================
   FAQ / Accordion
   ===================================================== */
.accordion {
    max-width: 800px;
    margin: 0 auto;
}

.accordion-item {
    background-color: var(--blanc);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.accordion-header {
    padding: var(--spacing-md);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--bleu-petrole);
    transition: background-color var(--transition-fast);
}

.accordion-header:hover {
    background-color: var(--gris-bg);
}

.accordion-header::after {
    content: '+';
    font-size: 1.5rem;
    color: var(--vert-bleu);
    transition: transform var(--transition-fast);
}

.accordion-item.active .accordion-header::after {
    transform: rotate(45deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-normal);
}

.accordion-item.active .accordion-content {
    max-height: 500px;
}

.accordion-body {
    padding: 0 var(--spacing-md) var(--spacing-md);
    color: var(--gris-anthracite);
}

/* =====================================================
   Footer
   ===================================================== */
.footer {
    background-color: var(--bleu-petrole-dark);
    color: var(--blanc);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-brand .logo {
    margin-bottom: var(--spacing-sm);
}

.footer-brand .logo,
.footer-brand .logo-icon {
    color: var(--blanc);
}

.footer-brand p {
    color: rgba(255,255,255,0.7);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    transition: all var(--transition-fast);
}

.footer-social a:hover {
    background-color: var(--vert-bleu);
}

.footer-column h4 {
    color: var(--blanc);
    margin-bottom: var(--spacing-md);
    font-size: 1.125rem;
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: rgba(255,255,255,0.7);
    transition: color var(--transition-fast);
}

.footer-column a:hover {
    color: var(--vert-bleu-acide);
}

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

.footer-bottom p {
    color: rgba(255,255,255,0.5);
    margin: 0;
    font-size: 0.875rem;
}

.footer-links {
    display: flex;
    gap: var(--spacing-md);
}

.footer-links a {
    color: rgba(255,255,255,0.5);
    font-size: 0.875rem;
}

.footer-links a:hover {
    color: var(--vert-bleu-acide);
}

/* =====================================================
   Page Headers
   ===================================================== */
.page-header {
    background: linear-gradient(135deg, var(--bleu-petrole), var(--bleu-petrole-light));
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl);
    text-align: center;
    color: var(--blanc);
}

.page-header h1 {
    color: var(--blanc);
    margin-bottom: var(--spacing-sm);
}

.page-header p {
    color: rgba(255,255,255,0.8);
    font-size: 1.25rem;
    max-width: 600px;
    margin: 0 auto;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-md);
    font-size: 0.875rem;
}

.breadcrumb a {
    color: rgba(255,255,255,0.7);
}

.breadcrumb a:hover {
    color: var(--vert-bleu-acide);
}

.breadcrumb span {
    color: rgba(255,255,255,0.5);
}

/* =====================================================
   CTA Section
   ===================================================== */
.cta-section {
    background: linear-gradient(135deg, var(--vert-bleu), var(--vert-bleu-light));
    padding: var(--spacing-xl) 0;
    text-align: center;
}

.cta-section h2 {
    color: var(--blanc);
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    color: rgba(255,255,255,0.9);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

/* =====================================================
   Utility Classes
   ===================================================== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--bleu-petrole); }
.text-accent { color: var(--vert-bleu); }
.text-light { color: var(--gris-light); }
.text-white { color: var(--blanc); }

.bg-primary { background-color: var(--bleu-petrole); }
.bg-accent { background-color: var(--vert-bleu); }
.bg-light { background-color: var(--gris-bg); }
.bg-white { background-color: var(--blanc); }

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

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

.py-1 { padding-top: var(--spacing-sm); padding-bottom: var(--spacing-sm); }
.py-2 { padding-top: var(--spacing-md); padding-bottom: var(--spacing-md); }
.py-3 { padding-top: var(--spacing-lg); padding-bottom: var(--spacing-lg); }
.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }

.d-flex { display: flex; }
.flex-wrap { flex-wrap: wrap; }
.align-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }

/* =====================================================
   Responsive Design
   ===================================================== */

/* Large tablets and small desktops */
@media (max-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 0;
    }

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

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

    .card-grid-3,
    .card-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }

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

    /* Contact page grid */
    .contact-grid {
        grid-template-columns: 1fr !important;
    }

    /* Section padding reduction */
    section {
        padding: var(--spacing-lg) 0;
    }

    /* Page header padding */
    .page-header {
        padding: calc(120px + var(--spacing-lg)) 0 var(--spacing-lg);
    }
}

/* Tablets */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }

    /* Header adjustments for larger logo */
    .header .container {
        padding-top: var(--spacing-xs);
        padding-bottom: var(--spacing-xs);
    }

    .logo img {
        height: 70px;
    }

    .nav-menu {
        position: fixed;
        top: 90px;
        left: 0;
        right: 0;
        background-color: var(--blanc);
        flex-direction: column;
        padding: var(--spacing-md);
        gap: var(--spacing-sm);
        box-shadow: var(--shadow-md);
        transform: translateY(-150%);
        opacity: 0;
        transition: all var(--transition-normal);
        z-index: 999;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
    }

    .nav-menu a {
        padding: var(--spacing-sm);
        text-align: center;
        border-bottom: 1px solid var(--gris-bg);
    }

    .nav-menu a:last-child {
        border-bottom: none;
        margin-top: var(--spacing-sm);
    }

    .menu-toggle {
        display: flex;
    }

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

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

    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    /* Hero section */
    .hero {
        min-height: auto;
        padding: calc(100px + var(--spacing-lg)) 0 var(--spacing-lg);
    }

    .hero-illustration {
        max-width: 300px;
    }

    .hero-content p {
        font-size: 1.1rem;
    }

    /* Stats */
    .stats-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--spacing-sm);
    }

    .stat-item h3 {
        font-size: 2rem;
    }

    /* Cards */
    .card-grid,
    .card-grid-3,
    .card-grid-4 {
        grid-template-columns: 1fr;
    }

    .card {
        padding: var(--spacing-sm);
    }

    /* Forms */
    .form-row {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-brand .logo img {
        height: 80px;
    }

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

    .footer-qualiopi {
        justify-content: center;
        flex-wrap: wrap;
        text-align: center;
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }

    /* Tables */
    .comparison-table {
        display: block;
        overflow-x: auto;
    }

    /* Page header */
    .page-header {
        padding: calc(100px + var(--spacing-md)) 0 var(--spacing-md);
    }

    .page-header h1 {
        font-size: 1.75rem;
    }

    .page-header p {
        font-size: 1rem;
    }

    /* Breadcrumb */
    .breadcrumb {
        font-size: 0.75rem;
    }

    /* CTA section */
    .cta-section {
        padding: var(--spacing-lg) 0;
    }

    .cta-section h2 {
        font-size: 1.5rem;
    }

    .cta-section p {
        font-size: 1rem;
    }

    /* Qualiopi section */
    .qualiopi-section .container {
        flex-direction: column;
        text-align: center;
    }

    .qualiopi-badge {
        flex-direction: column;
        text-align: center;
    }

    .qualiopi-badge-text {
        text-align: center;
    }

    /* Info box */
    .info-box-grid {
        grid-template-columns: 1fr;
    }

    /* Accordion */
    .accordion-header {
        padding: var(--spacing-sm);
        font-size: 0.95rem;
    }

    .accordion-body {
        padding: 0 var(--spacing-sm) var(--spacing-sm);
    }

    /* Contact info cards */
    .contact-info-card {
        flex-direction: column;
        text-align: center;
    }

    .contact-info-icon {
        margin: 0 auto;
    }

    /* Section header */
    .section-header {
        margin-bottom: var(--spacing-md);
    }

    .section-header p {
        font-size: 1rem;
    }

    /* Feature cards */
    .feature-card {
        padding: var(--spacing-sm);
    }

    .feature-icon {
        width: 60px;
        height: 60px;
    }

    /* Formation cards */
    .formation-card {
        padding: var(--spacing-sm);
        padding-top: var(--spacing-sm);
    }

    .formation-card h3 {
        padding-right: 0;
    }

    .formation-badge {
        position: relative;
        top: auto;
        right: auto;
        display: inline-block;
        margin-bottom: var(--spacing-sm);
        max-width: none;
    }

    /* Programme modules */
    .programme-module {
        padding: var(--spacing-sm);
    }

    /* Values grid */
    .values-grid {
        grid-template-columns: 1fr;
    }

    /* Timeline */
    .timeline {
        padding-left: var(--spacing-md);
    }

    .timeline-marker {
        left: calc(-1 * var(--spacing-md) + 3px);
        width: 16px;
        height: 16px;
    }

    /* Two-column layouts */
    [style*="grid-template-columns: 1fr 1.5fr"],
    [style*="grid-template-columns: 1.5fr 1fr"],
    [style*="grid-template-columns: repeat(2, 1fr)"] {
        grid-template-columns: 1fr !important;
    }

    /* Button adjustments */
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    /* Flex gaps on smaller screens */
    [style*="gap: 4rem"] {
        gap: 2rem !important;
    }

    [style*="gap: 3rem"] {
        gap: 1.5rem !important;
    }
}

/* Mobile phones */
@media (max-width: 480px) {
    html {
        font-size: 13px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    /* Logo */
    .logo img {
        height: 60px;
    }

    /* Navigation */
    .nav-menu {
        top: 80px;
    }

    /* Hero */
    .hero {
        padding: calc(90px + var(--spacing-md)) 0 var(--spacing-md);
    }

    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

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

    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
    }

    .hero-stats .stat-number {
        font-size: 1.5rem;
    }

    .hero-badge {
        font-size: 0.75rem;
        padding: 0.375rem 0.75rem;
    }

    /* Page header */
    .page-header {
        padding: calc(90px + var(--spacing-sm)) 0 var(--spacing-sm);
    }

    .page-header h1 {
        font-size: 1.5rem;
    }

    /* Section padding */
    section {
        padding: var(--spacing-md) 0;
    }

    /* Cards */
    .card {
        padding: var(--spacing-sm);
        border-radius: var(--border-radius-md);
    }

    /* Buttons */
    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.9rem;
    }

    .btn-lg {
        padding: 0.875rem 1.25rem;
        font-size: 0.95rem;
    }

    .btn-sm {
        padding: 0.5rem 0.875rem;
        font-size: 0.8rem;
    }

    /* CTA buttons stacked */
    [style*="display: flex"][style*="gap: 1rem"][style*="justify-content: center"] {
        flex-direction: column !important;
        align-items: center !important;
    }

    [style*="display: flex"][style*="gap: 1rem"][style*="justify-content: center"] .btn {
        width: 100%;
        max-width: 300px;
    }

    /* Footer */
    .footer {
        padding: var(--spacing-lg) 0 var(--spacing-sm);
    }

    .footer-brand .logo img {
        height: 70px;
    }

    .footer-column h4 {
        margin-bottom: var(--spacing-sm);
    }

    .footer-links {
        flex-direction: column;
        gap: var(--spacing-xs);
    }

    .footer-bottom p {
        font-size: 0.75rem;
    }

    /* Qualiopi */
    .qualiopi-badge img {
        height: 50px;
    }

    .footer-qualiopi img {
        height: 40px;
    }

    /* Platforms */
    .platforms-grid {
        gap: var(--spacing-sm);
    }

    .platform-logo {
        font-size: 0.875rem;
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    /* Forms */
    .form-control {
        padding: 0.75rem var(--spacing-sm);
    }

    /* Social links in contact */
    [style*="width: 45px"][style*="height: 45px"] {
        width: 40px !important;
        height: 40px !important;
    }

    /* Stats in stat-grid */
    .stat-item h3 {
        font-size: 1.75rem;
    }

    /* Formation details */
    .formation-details {
        flex-direction: column;
        gap: 0.5rem;
        text-align: center;
    }

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

    /* Accordion */
    .accordion-header {
        font-size: 0.9rem;
        padding: var(--spacing-sm);
    }

    /* FAQ category buttons */
    [style*="display: flex"][style*="justify-content: center"][style*="gap: 1rem"][style*="flex-wrap: wrap"] .btn {
        font-size: 0.8rem;
        padding: 0.5rem 0.875rem;
    }

    /* Card icon */
    .card-icon {
        width: 50px;
        height: 50px;
    }

    .card-icon svg {
        width: 24px;
        height: 24px;
    }

    /* Feature icon */
    .feature-icon {
        width: 50px;
        height: 50px;
    }

    .feature-icon svg {
        width: 24px;
        height: 24px;
    }

    /* Value icon */
    .value-icon {
        width: 60px;
        height: 60px;
    }

    .value-icon svg {
        width: 30px;
        height: 30px;
    }
}

/* Extra small devices */
@media (max-width: 360px) {
    html {
        font-size: 12px;
    }

    .logo img {
        height: 50px;
    }

    .container {
        padding: 0 var(--spacing-xs);
    }

    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.35rem;
    }

    .btn {
        padding: 0.625rem 1rem;
    }
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

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

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

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }

/* Scroll animations */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.active {
    opacity: 1;
    transform: translateY(0);
}

/* =====================================================
   Guide/Resource Cards
   ===================================================== */
.resource-card {
    background-color: var(--blanc);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.resource-image {
    height: 180px;
    background: linear-gradient(135deg, var(--bleu-petrole), var(--vert-bleu));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
}

.resource-image svg {
    width: 60px;
    height: 60px;
    opacity: 0.8;
}

.resource-content {
    padding: var(--spacing-md);
}

.resource-tag {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background-color: var(--vert-bleu-acide);
    color: var(--bleu-petrole);
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    margin-bottom: var(--spacing-xs);
}

.resource-content h3 {
    font-size: 1.125rem;
    margin-bottom: var(--spacing-xs);
}

.resource-content p {
    font-size: 0.875rem;
    color: var(--gris-light);
    margin-bottom: var(--spacing-sm);
}

.resource-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.75rem;
    color: var(--gris-light);
}

/* =====================================================
   Contact Info Cards
   ===================================================== */
.contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background-color: var(--blanc);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.contact-info-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--vert-bleu-acide), var(--vert-bleu));
    border-radius: var(--border-radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
    flex-shrink: 0;
}

.contact-info-content h4 {
    margin-bottom: 0.25rem;
}

.contact-info-content p {
    margin-bottom: 0;
    color: var(--gris-light);
}

/* =====================================================
   Values / Mission Section
   ===================================================== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
    background-color: var(--blanc);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.value-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--vert-bleu-acide), var(--vert-bleu));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
}

.value-icon svg {
    width: 40px;
    height: 40px;
}

@media (max-width: 768px) {
    .values-grid {
        grid-template-columns: 1fr;
    }
}

/* =====================================================
   Timeline / Methodology
   ===================================================== */
.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding-left: var(--spacing-lg);
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--vert-bleu-acide), var(--vert-bleu));
}

.timeline-item {
    position: relative;
    padding-bottom: var(--spacing-md);
}

.timeline-marker {
    position: absolute;
    left: calc(-1 * var(--spacing-lg) + 6px);
    width: 20px;
    height: 20px;
    background-color: var(--vert-bleu);
    border: 3px solid var(--blanc);
    border-radius: 50%;
    box-shadow: var(--shadow-sm);
}

.timeline-content {
    background-color: var(--blanc);
    padding: var(--spacing-md);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
}

.timeline-content h4 {
    color: var(--vert-bleu);
    margin-bottom: var(--spacing-xs);
}

/* =====================================================
   Rating Stars
   ===================================================== */
.rating {
    display: flex;
    gap: 2px;
    color: var(--vert-bleu-acide);
}

.rating-star {
    font-size: 1rem;
}

.rating-star.empty {
    color: var(--gris-bg);
}

/* =====================================================
   Formation Cards
   ===================================================== */
.formation-card {
    position: relative;
    padding: var(--spacing-md);
    padding-top: calc(var(--spacing-md) + 1.5rem);
}

.formation-card h3 {
    padding-right: 100px;
}

.formation-badge {
    position: absolute;
    top: var(--spacing-sm);
    right: var(--spacing-sm);
    background: linear-gradient(135deg, var(--vert-bleu), var(--vert-bleu-acide));
    color: var(--blanc);
    padding: 0.25rem 0.75rem;
    border-radius: var(--border-radius-sm);
    font-size: 0.7rem;
    font-weight: 600;
    max-width: 90px;
    text-align: center;
    line-height: 1.3;
}

.formation-details {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
    margin-bottom: var(--spacing-sm);
    border-top: 1px solid var(--gris-bg);
    border-bottom: 1px solid var(--gris-bg);
}

.detail-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gris-light);
    font-size: 0.875rem;
}

.detail-item svg {
    color: var(--vert-bleu);
}

/* Hero Stats (in hero section) */
.hero-stats {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255,255,255,0.2);
}

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

.hero-stats .stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--vert-bleu-acide);
}

.hero-stats .stat-label {
    font-size: 0.875rem;
    color: rgba(255,255,255,0.7);
}

.hero-badge {
    display: inline-block;
    background: rgba(114, 200, 190, 0.2);
    color: var(--vert-bleu-acide);
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

/* Feature Cards */
.feature-card {
    background: var(--blanc);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-md);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.feature-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-sm);
    background: linear-gradient(135deg, var(--vert-bleu-acide), var(--vert-bleu));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--blanc);
}

.feature-card h4 {
    margin-bottom: var(--spacing-xs);
}

.feature-card p {
    font-size: 0.9rem;
    color: var(--gris-light);
    margin-bottom: 0;
}

/* Programme / Module styling */
.programme-module {
    background: var(--blanc);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    box-shadow: var(--shadow-sm);
}

.programme-module h4 {
    color: var(--vert-bleu);
    margin-bottom: var(--spacing-xs);
}

.programme-module ul {
    list-style: disc;
    padding-left: 1.5rem;
}

.programme-module li {
    margin-bottom: 0.25rem;
    color: var(--gris-anthracite);
}

/* Objectifs list */
.objectifs-list {
    list-style: none;
    padding: 0;
}

.objectifs-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--gris-bg);
}

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

.objectifs-list svg {
    flex-shrink: 0;
    color: var(--vert-bleu);
    margin-top: 2px;
}

/* Info Box */
.info-box {
    background: var(--gris-bg);
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin: var(--spacing-md) 0;
}

.info-box h4 {
    color: var(--bleu-petrole);
    margin-bottom: var(--spacing-sm);
}

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

.info-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.info-item strong {
    color: var(--bleu-petrole);
}

/* Responsive for formation cards */
@media (max-width: 768px) {
    .hero-stats {
        flex-direction: column;
        gap: var(--spacing-sm);
        align-items: center;
    }

    .formation-details {
        flex-direction: column;
        gap: 0.5rem;
    }
}