/* ==========================================
   Variables & Reset
   ========================================== */
:root {
    /* Couleurs principales - Thème Audrey Bleu */
    --primary-color: #5eb3d6;
    --primary-dark: #3a9abf;
    --primary-light: #a8d8ea;
    --secondary-color: #f5b942;
    --secondary-dark: #e0a020;
    
    /* Couleurs neutres */
    --white: #ffffff;
    --light-bg: #faf8fd;
    --light-gray: #f4f1f8;
    --medium-gray: #e8e4f0;
    --text-dark: #2d2843;
    --text-medium: #5a5566;
    --text-light: #8f8899;
    
    /* Couleurs d'accentuation */
    --success: #4caf50;
    --info: #64b5f6;
    --warning: #ffb74d;
    
    /* Typographie */
    --font-primary: 'Montserrat', sans-serif;
    --font-heading: 'Philosopher', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Bordures */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 999px;
    
    /* Ombres */
    --shadow-sm: 0 2px 8px rgba(163, 107, 240, 0.08);
    --shadow-md: 0 4px 16px rgba(163, 107, 240, 0.12);
    --shadow-lg: 0 8px 32px rgba(163, 107, 240, 0.16);
    --shadow-xl: 0 16px 48px rgba(163, 107, 240, 0.24);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
    padding-top: 80px;
}

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

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

ul {
    list-style: none;
}

/* ==========================================
   Navigation Menu
   ========================================== */
.main-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 12px rgba(163, 107, 240, 0.1);
    z-index: 1000;
    transition: var(--transition-normal);
}

.main-nav.scrolled {
    box-shadow: 0 4px 16px rgba(163, 107, 240, 0.15);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
    gap: var(--spacing-lg);
}

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

.nav-logo img {
    height: 50px;
    width: auto;
    background: transparent;
    mix-blend-mode: multiply;
}

.nav-logo span {
    font-family: var(--font-heading);
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--primary-color);
}

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

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

.nav-menu {
    display: flex;
    gap: var(--spacing-md);
    align-items: center;
    list-style: none;
    margin-left: auto;
    margin-right: var(--spacing-lg);
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-full);
    transition: var(--transition-fast);
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--primary-color);
    background: var(--light-gray);
}

.nav-cta {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white) !important;
    padding: 0.75rem 1.5rem;
}

.nav-cta:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

.section:nth-child(even) {
    background-color: var(--light-bg);
}

/* ==========================================
   Typography
   ========================================== */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-dark);
}

.section-title {
    font-size: clamp(2rem, 5vw, 3rem);
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.section-description {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-medium);
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--primary-color);
    margin: var(--spacing-sm) auto var(--spacing-md);
    border-radius: var(--radius-full);
}

/* ==========================================
   Buttons
   ========================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 1rem 2rem;
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-align: center;
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

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

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

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

.btn-large {
    padding: 1.25rem 2.5rem;
    font-size: 1.1rem;
}

/* ==========================================
   Header
   ========================================== */
.header {
    position: relative;
    background: linear-gradient(135deg, #f0f9ff 0%, #fef9e7 100%);
    padding: var(--spacing-lg) 0 var(--spacing-xl);
    overflow: hidden;
}

.header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(163, 107, 240, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.header::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(245, 185, 66, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
    position: relative;
    z-index: 1;
}

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

.profile-image {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    overflow: hidden;
    border: 5px solid var(--white);
    box-shadow: var(--shadow-lg);
}

.profile-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.main-title {
    font-size: 2.5rem;
    margin-bottom: 0.25rem;
    color: var(--primary-color);
}

.subtitle {
    font-size: 1.1rem;
    color: var(--text-medium);
    font-weight: 500;
}

.hero-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.hero-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-description {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-lg);
    line-height: 1.6;
}

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

.wave-divider {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 60px;
    fill: var(--white);
}

/* ==========================================
   About Section
   ========================================== */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: center;
    margin-top: var(--spacing-lg);
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.image-decoration {
    position: absolute;
    top: -20px;
    right: -20px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    border-radius: 50%;
    opacity: 0.2;
    z-index: -1;
}

.about-subtitle {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.about-description {
    margin-bottom: var(--spacing-md);
    font-size: 1.05rem;
    line-height: 1.8;
}

.values {
    margin-top: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--light-gray);
    border-radius: var(--radius-md);
}

.values-title {
    font-size: 1.3rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

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

.value-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    background: var(--white);
    border-radius: var(--radius-sm);
    transition: var(--transition-normal);
}

.value-item:hover {
    transform: translateX(5px);
    box-shadow: var(--shadow-sm);
}

.value-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.value-item span {
    font-weight: 500;
    color: var(--text-dark);
}

/* ==========================================
   Timeline / Déroulement
   ========================================== */
.deroulement {
    background: linear-gradient(180deg, var(--light-bg) 0%, var(--white) 100%);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-md) 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--primary-color), var(--secondary-color));
    transform: translateX(-50%);
}

.timeline-item {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.timeline-item:nth-child(even) .timeline-content {
    grid-column: 1;
    text-align: right;
}

.timeline-item:nth-child(even) .timeline-icon {
    grid-column: 2;
}

.timeline-item:nth-child(odd) .timeline-content {
    grid-column: 3;
    text-align: left;
}

.timeline-item:nth-child(odd) .timeline-icon {
    grid-column: 2;
}

.timeline-icon {
    position: relative;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.8rem;
    box-shadow: var(--shadow-lg);
    z-index: 2;
}

.step-number {
    position: absolute;
    bottom: -5px;
    right: -5px;
    width: 30px;
    height: 30px;
    background: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
    border: 3px solid var(--white);
}

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

.timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary-color);
}

.timeline-content p {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-sm);
}

.timeline-duration {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    background: var(--light-gray);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--primary-color);
}

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

.info-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    background: var(--white);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--primary-color);
}

.info-box i {
    font-size: 2rem;
    color: var(--primary-color);
}

.info-box strong {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.info-box span {
    color: var(--text-medium);
}

/* ==========================================
   Benefits Section
   ========================================== */
.benefits {
    background: linear-gradient(135deg, #e6f7ff 0%, #cce7f5 100%) !important;
}

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

@media (max-width: 1100px) {
    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .benefits-grid {
        grid-template-columns: 1fr;
    }
}

.benefit-card {
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-light);
}

.benefit-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-light), var(--primary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--white);
}

.benefit-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.benefit-card p {
    color: var(--text-medium);
    line-height: 1.7;
}

.guarantee-box {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
    padding: var(--spacing-lg);
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    color: var(--white);
}

.guarantee-icon {
    font-size: 3rem;
    color: var(--secondary-color);
}

.guarantee-content h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--white);
}

.guarantee-content p {
    font-size: 1.05rem;
    line-height: 1.7;
}

/* ==========================================
   Testimonials Section
   ========================================== */
.testimonials {
    background: var(--white);
}

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

.testimonial-card {
    padding: var(--spacing-lg);
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

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

.testimonial-stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: var(--spacing-md);
}

.testimonial-stars i {
    color: var(--secondary-color);
    font-size: 1.2rem;
}

.testimonial-text {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--text-medium);
    margin-bottom: var(--spacing-md);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-author strong {
    color: var(--text-dark);
    font-weight: 600;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ==========================================
   Cabinet Gallery Section
   ========================================== */
.cabinet-gallery {
    background: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

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

.gallery-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(45, 40, 67, 0.9), transparent);
    padding: var(--spacing-md);
    opacity: 0;
    transition: var(--transition-normal);
}

.gallery-overlay p {
    color: var(--white);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0;
}

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

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

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.cabinet-info {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
    padding: var(--spacing-lg);
    background: var(--light-bg);
    border-radius: var(--radius-lg);
}

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

.cabinet-info .info-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.cabinet-info .info-item i {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.cabinet-info .info-item strong {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
    font-size: 1.1rem;
}

.cabinet-info .info-item p {
    color: var(--text-medium);
    margin: 0;
    line-height: 1.6;
}

.cabinet-info .info-item a {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-fast);
}

.cabinet-info .info-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* ==========================================
   CTA Section
   ========================================== */
.cta-section {
    background: linear-gradient(135deg, #f5e6ff 0%, #e6f0ff 100%);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(163, 107, 240, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-title {
    font-size: clamp(2rem, 5vw, 3rem);
    margin-bottom: var(--spacing-md);
    color: var(--text-dark);
}

.cta-description {
    font-size: 1.25rem;
    color: var(--text-medium);
    margin-bottom: var(--spacing-lg);
}

.cta-cards {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    max-width: 550px;
    margin: 0 auto var(--spacing-lg);
}

.cta-card {
    position: relative;
    padding: var(--spacing-lg);
    background: var(--white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    text-align: center;
    transition: var(--transition-normal);
}

.cta-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(163, 107, 240, 0.3);
}

.cta-card-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    padding: 0.5rem 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
}

.cta-card-badge-gold {
    background: linear-gradient(135deg, var(--secondary-color), var(--secondary-dark));
    color: var(--text-dark);
}

.cta-card h3 {
    font-size: 1.75rem;
    margin: var(--spacing-md) 0 var(--spacing-sm);
    color: var(--text-dark);
}

.cta-card-price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.cta-card-secondary .cta-card-price {
    color: var(--secondary-dark);
}

.cta-card-description {
    color: var(--text-medium);
    line-height: 1.7;
    margin-bottom: var(--spacing-lg);
}

.cta-card .btn {
    width: 100%;
    justify-content: center;
}

.cta-note {
    max-width: 700px;
    margin: 0 auto;
    padding: var(--spacing-md);
    background: rgba(255, 255, 255, 0.8);
    border-radius: var(--radius-md);
    color: var(--text-medium);
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.cta-note i {
    color: var(--primary-color);
    font-size: 1.2rem;
}

/* ==========================================
   Reassurance Section
   ========================================== */
.reassurance {
    background: var(--white);
}

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

.reassurance-item {
    text-align: center;
    padding: var(--spacing-md);
}

.reassurance-item i {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
}

.reassurance-item h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-dark);
}

.reassurance-item p {
    color: var(--text-medium);
    font-size: 0.95rem;
}

/* ==========================================
   Footer
   ========================================== */
.footer {
    background: linear-gradient(135deg, var(--text-dark), #1a1625);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-logo h3 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, var(--primary-light), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    color: var(--white);
}

.footer-logo p {
    color: var(--medium-gray);
}

.footer-links h4,
.footer-contact h4 {
    font-size: 1.2rem;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

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

.footer-links a {
    color: var(--medium-gray);
    transition: var(--transition-fast);
}

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

.footer-contact p {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    color: var(--medium-gray);
}

.footer-contact p a {
    color: var(--medium-gray);
    transition: var(--transition-fast);
}

.footer-contact p a:hover {
    color: var(--primary-light);
}

.footer-contact i {
    color: var(--primary-light);
}

.footer-social {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(163, 107, 240, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition-normal);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: var(--spacing-md);
}

/* ==========================================
   Scroll to Top Button
   ========================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--white);
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

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

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

/* Navigation Mobile */
@media (max-width: 900px) {
    .menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        padding: var(--spacing-lg);
        gap: var(--spacing-sm);
        transition: left var(--transition-normal);
        box-shadow: 0 4px 20px rgba(163, 107, 240, 0.1);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        width: 100%;
        text-align: center;
        padding: 1rem;
        font-size: 1.1rem;
    }
    
    .menu-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(7px, 7px);
    }
    
    .menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .menu-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -7px);
    }
}

/* Tablettes */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .header-content {
        flex-direction: column;
        text-align: center;
        gap: var(--spacing-md);
    }
    
    .header-left {
        flex-direction: column;
    }
    
    .hero-ctas {
        flex-direction: column;
        align-items: stretch;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline::before {
        left: 40px;
    }
    
    .timeline-item {
        grid-template-columns: auto 1fr;
        gap: var(--spacing-md);
    }
    
    .timeline-item:nth-child(even) .timeline-content,
    .timeline-item:nth-child(odd) .timeline-content {
        grid-column: 2;
        text-align: left;
    }
    
    .timeline-item:nth-child(even) .timeline-icon,
    .timeline-item:nth-child(odd) .timeline-icon {
        grid-column: 1;
    }
    
    .timeline-icon {
        width: 60px;
        height: 60px;
        font-size: 1.4rem;
    }
    
    .values-grid {
        grid-template-columns: 1fr;
    }
    
    .session-info {
        grid-template-columns: 1fr;
    }
    
    .cta-cards {
        grid-template-columns: 1fr;
    }
}

/* Mobile */
@media (max-width: 480px) {
    :root {
        --spacing-md: 1.5rem;
        --spacing-lg: 2.5rem;
        --spacing-xl: 3rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .profile-image {
        width: 80px;
        height: 80px;
    }
    
    .main-title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .btn {
        padding: 0.875rem 1.5rem;
        font-size: 0.95rem;
    }
    
    .btn-large {
        padding: 1rem 1.75rem;
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .timeline-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .step-number {
        width: 25px;
        height: 25px;
        font-size: 0.8rem;
    }
    
    .guarantee-box {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-md);
    }
    
    .scroll-top-btn {
        width: 45px;
        height: 45px;
        bottom: 20px;
        right: 20px;
    }
}