/* ============================================
   VARIABLES & RESET
   ============================================ */
:root {
    /* Couleurs inspirées du thème bébé fille/garçon */
    --color-purple: #6f2c91;
    --color-purple-light: #9B4FC1;
    --color-purple-dark: #5A2375;
    --color-green: #138626;
    --color-green-light: #1BAF37;
    --color-green-dark: #0F6B1E;
    --color-beige: #faf1ee;
    --color-orange: #f5a100;
    --color-blue: #2993e0;
    --color-white: #FFFFFF;
    --color-cream: #FFF8F3;
    --color-gray-light: #f0f0f0;
    --color-gray: #a9a9a9;
    --color-gray-dark: #374151;
    --color-black: #000000;
    
    /* Typographie */
    --font-primary: 'Poppins', sans-serif;
    
    /* Espacements */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Ombres */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
    
    /* Border radius */
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-gray-dark);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--color-white);
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.section-subtitle {
    font-size: 1.125rem;
    text-align: center;
    color: var(--color-gray);
    margin-bottom: var(--spacing-lg);
}

.highlight-purple {
    color: var(--color-purple);
}

.highlight-green {
    color: var(--color-green);
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 1rem;
    transition: all var(--transition-normal);
    cursor: pointer;
    border: 2px solid transparent;
}

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

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

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

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

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

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

.btn-large {
    padding: 1.125rem 2.25rem;
    font-size: 1.125rem;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--color-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: all var(--transition-normal);
}

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

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

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

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

.nav-link {
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link:hover {
    color: var(--color-purple);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-purple), var(--color-green));
    transition: width var(--transition-normal);
}

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

.btn-cta-nav {
    background: linear-gradient(135deg, var(--color-purple), var(--color-green));
    color: var(--color-white);
    padding: 0.625rem 1.5rem;
    border-radius: var(--radius-full);
}

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

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

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--color-gray-dark);
    border-radius: 2px;
    transition: all var(--transition-normal);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, #FFF8F3 0%, #F0F9FF 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(111, 44, 145, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -15%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(19, 134, 38, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

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

.hero-content {
    animation: fadeInUp 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--color-black);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--color-gray);
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

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

.hero-image {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 0.8s ease;
}

.floating-image {
    max-width: 400px;
    animation: float 3s ease-in-out infinite;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.15));
}

.decoration-circle {
    position: absolute;
    border-radius: 50%;
    z-index: 1;
}

.circle-purple {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, rgba(111, 44, 145, 0.2), rgba(155, 79, 193, 0.1));
    top: -50px;
    right: -50px;
    animation: pulse 4s ease-in-out infinite;
}

.circle-green {
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(19, 134, 38, 0.2), rgba(27, 175, 55, 0.1));
    bottom: -30px;
    left: -30px;
    animation: pulse 4s ease-in-out infinite 2s;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-indicator span {
    display: block;
    width: 30px;
    height: 50px;
    border: 2px solid var(--color-purple);
    border-radius: 25px;
    position: relative;
}

.scroll-indicator span::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-purple);
    border-radius: 50%;
    animation: scroll 2s infinite;
}

/* ============================================
   FEATURES SECTION
   ============================================ */
.features {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

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

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

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-sm);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-normal);
}

.purple-icon {
    background: linear-gradient(135deg, rgba(111, 44, 145, 0.1), rgba(155, 79, 193, 0.2));
    color: var(--color-purple);
}

.green-icon {
    background: linear-gradient(135deg, rgba(19, 134, 38, 0.1), rgba(27, 175, 55, 0.2));
    color: var(--color-green);
}

.feature-card:hover .feature-icon {
    transform: scale(1.1) rotate(5deg);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.feature-card p {
    color: var(--color-gray);
    line-height: 1.8;
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */
.how-it-works {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #FFF8F3 0%, #F0F9FF 100%);
}

.steps {
    max-width: 900px;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.step:not(:last-child)::after {
    content: '';
    position: absolute;
    left: 39px;
    top: 80px;
    width: 2px;
    height: calc(100% + 2rem);
    background: linear-gradient(180deg, var(--color-purple), var(--color-green));
    opacity: 0.3;
}

.step-number {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    background: linear-gradient(135deg, var(--color-purple), var(--color-green));
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.step-content {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
    flex: 1;
    transition: all var(--transition-normal);
}

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

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

.step-content p {
    color: var(--color-gray);
    line-height: 1.8;
}

/* ============================================
   PRICING SECTION
   ============================================ */
.pricing {
    padding: var(--spacing-xl) 0;
    background: var(--color-white);
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: var(--color-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
    position: relative;
    border: 2px solid transparent;
}

.pricing-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.pricing-card.featured {
    border-color: var(--color-purple);
    box-shadow: var(--shadow-md);
}

.pricing-card.featured::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, var(--color-purple), var(--color-green));
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.badge {
    position: absolute;
    top: -15px;
    right: 20px;
    background: linear-gradient(135deg, var(--color-purple), var(--color-purple-light));
    color: var(--color-white);
    padding: 0.5rem 1.5rem;
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.875rem;
    box-shadow: var(--shadow-md);
}

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

.pricing-header h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-black);
}

.price {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-purple), var(--color-green));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.price-subtitle {
    font-size: 0.875rem;
    color: var(--color-gray);
    margin-top: -0.5rem;
    font-weight: 400;
}

.pricing-features {
    margin-bottom: var(--spacing-md);
}

.pricing-features li {
    padding: 0.75rem 0;
    color: var(--color-gray-dark);
    border-bottom: 1px solid var(--color-gray-light);
}

.pricing-features li:last-child {
    border-bottom: none;
}

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

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #FFF8F3 0%, #F0F9FF 100%);
}

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

.testimonial-card {
    background: var(--color-white);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-normal);
}

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

.stars {
    color: #FFB800;
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
}

.testimonial-text {
    color: var(--color-gray-dark);
    font-style: italic;
    margin-bottom: var(--spacing-sm);
    line-height: 1.8;
}

.testimonial-author {
    color: var(--color-gray);
    font-weight: 600;
}

/* ============================================
   CTA SECTION
   ============================================ */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, var(--color-purple), var(--color-green));
    color: var(--color-white);
    text-align: center;
}

.cta-content h2 {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
}

.cta-content p {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
}

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

.cta-section .btn-secondary {
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid var(--color-white);
    color: var(--color-white);
    backdrop-filter: blur(10px);
}

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

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.footer-logo img {
    max-width: 150px;
    margin-bottom: var(--spacing-sm);
}

.footer-logo p {
    color: rgba(255, 255, 255, 0.7);
}

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

.footer-column ul li {
    margin-bottom: 0.5rem;
}

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

.footer-column ul li a:hover {
    color: var(--color-purple-light);
}

.footer-bottom {
    padding-top: var(--spacing-md);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    color: rgba(255, 255, 255, 0.6);
}

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

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

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

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.5;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

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

@keyframes scroll {
    0% {
        opacity: 0;
        transform: translateX(-50%) translateY(0);
    }
    50% {
        opacity: 1;
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Tablettes */
@media (max-width: 992px) {
    .section-title {
        font-size: 2rem;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        margin: 0 auto var(--spacing-md);
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .floating-image {
        max-width: 300px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-logo {
        grid-column: 1 / -1;
        text-align: center;
    }
}

/* Mobile */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 3rem;
        --spacing-xl: 4rem;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--color-white);
        width: 100%;
        text-align: center;
        transition: left var(--transition-normal);
        box-shadow: var(--shadow-md);
        padding: var(--spacing-md) 0;
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        padding: var(--spacing-sm) 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .hamburger.active span:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .step {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .step:not(:last-child)::after {
        left: 50%;
        transform: translateX(-50%);
        top: 80px;
    }
    
    .btn {
        padding: 0.75rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .btn-large {
        padding: 1rem 1.75rem;
        font-size: 1rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .footer-logo {
        grid-column: auto;
    }
    
    .cta-content h2 {
        font-size: 1.75rem;
    }
    
    .cta-content p {
        font-size: 1rem;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }
}

/* Petits mobiles */
@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .floating-image {
        max-width: 250px;
    }
    
    .price {
        font-size: 2.5rem;
    }
}