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

:root {
    --primary: #6366f1;
    --secondary: #ec4899;
    --accent: #f59e0b;
    --success: #10b981;
    --danger: #ef4444;
    --warning: #f59e0b;

    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #ec4899 100%);
    --gradient-secondary: linear-gradient(135deg, #ec4899 0%, #f59e0b 100%);
    --gradient-accent: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);

    --dark: #0f172a;
    --gray-900: #1e293b;
    --gray-800: #334155;
    --gray-700: #475569;
    --gray-600: #64748b;
    --gray-500: #94a3b8;
    --gray-400: #cbd5e1;
    --gray-300: #e2e8f0;
    --gray-200: #f1f5f9;
    --gray-100: #f8fafc;
    --white: #ffffff;
    --black: #000000;

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

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    --font-display: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 300ms ease;
    --transition-slow: 500ms ease;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.7;
    color: var(--gray-900);
    background: var(--white);
    overflow-x: hidden;
}

/* Utility Classes */
.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.section {
    padding: var(--space-20) 0;
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.2;
    color: var(--dark);
}

/* ========================================
   NAVIGATION & FOOTER STYLES
   ======================================== */

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: all var(--transition-base);
    padding: var(--space-4) 0;
}

.navbar.scrolled {
    padding: var(--space-3) 0;
    background: rgba(255, 255, 255, 0.98);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    font-weight: 800;
    font-size: 1.5rem;
    color: var(--dark);
    transition: transform var(--transition-base);
}

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

.logo-icon {
    font-size: 2rem;
    background: var(--gradient-primary);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: pulse 2s ease-in-out infinite;
}

.logo-img {
    width: 45px;
    height: 45px;
    object-fit: contain;
    object-position: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--space-8);
    align-items: center;
}

.nav-links a {
    text-decoration: none;
    color: var(--gray-700);
    font-weight: 500;
    font-size: 1rem;
    position: relative;
    transition: color var(--transition-base);
    padding: var(--space-2) 0;
}

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

.nav-links a:hover {
    color: var(--primary);
}

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

.expo-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--gray-700) !important;
    text-decoration: none !important;
    font-weight: 500;
    transition: all var(--transition-base);
    padding: var(--space-2) var(--space-3);
    margin: 0;
    border-radius: var(--radius);
}

.expo-link:hover {
    color: var(--primary) !important;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.1));
}

.coming-soon-tag {
    background: linear-gradient(135deg, #ec4899, #f59e0b);
    color: var(--white);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.15rem 0.4rem;
    border-radius: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: pulse-glow 2s ease-in-out infinite;
    box-shadow: 0 2px 8px rgba(236, 72, 153, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    white-space: nowrap;
    flex-shrink: 0;
}

@keyframes pulse-glow {

    0%,
    100% {
        transform: scale(1);
        box-shadow: 0 2px 8px rgba(236, 72, 153, 0.3);
    }

    50% {
        transform: scale(1.05);
        box-shadow: 0 4px 16px rgba(236, 72, 153, 0.5);
    }
}

.mobile-menu {
    display: none;
    flex-direction: column;
    gap: var(--space-1);
    cursor: pointer;
    padding: var(--space-2);
}

.mobile-menu span {
    width: 25px;
    height: 3px;
    background: var(--dark);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: var(--space-20) 0 var(--space-8);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: var(--space-12);
    margin-bottom: var(--space-12);
}

.footer .logo-img {
    width: 45px;
    height: 45px;
    object-fit: contain;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
    font-size: 1.5rem;
    font-weight: 800;
}

.footer-section h3 {
    color: var(--white);
    margin-bottom: var(--space-4);
    font-weight: 600;
}

.footer-section p {
    color: var(--gray-400);
    line-height: 1.7;
    margin-bottom: var(--space-6);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding: 0;
    margin: 0;
}

.footer-links a {
    color: var(--gray-400);
    text-decoration: none;
    transition: color var(--transition-base);
}

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

.footer .social-links {
    display: flex;
    gap: var(--space-4);
}

.footer .social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--gray-800);
    border-radius: var(--radius-full);
    color: var(--white);
    text-decoration: none;
    transition: all var(--transition-base);
}

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

.footer-bottom {
    border-top: 1px solid var(--gray-800);
    padding-top: var(--space-8);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-3);
    color: var(--gray-500);
}

.footer-bottom p {
    margin: 0;
}

/* Legal modal content styling */
.legal-section {
    margin-bottom: var(--space-6);
}

.legal-section h3 {
    color: var(--primary);
    margin-bottom: var(--space-3);
    font-size: 1.25rem;
}

.legal-section p,
.legal-section ul {
    color: var(--gray-600);
    line-height: 1.7;
}

.legal-section ul {
    margin-left: var(--space-4);
    margin-top: var(--space-2);
}

.legal-section li {
    margin-bottom: var(--space-1);
}

.close-btn {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--white);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-base);
    box-shadow: var(--shadow-md);
}

.close-btn:hover {
    background: var(--danger);
    color: var(--white);
}

.developer-credit {
    font-size: 0.9em;
    color: var(--gray-400);
}

.developer-link {
    color: var(--white);
    text-decoration: none;
    font-family: 'Dancing Script', 'Brush Script MT', cursive;
    font-weight: 600;
    font-size: 1.2em;
    font-style: italic;
    padding: 4px 8px;
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.developer-link:hover {
    color: var(--primary);
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--primary);
    text-decoration: none;
    transform: translateY(-1px) scale(1.05);
    text-shadow: 0 0 8px rgba(0, 123, 255, 0.5);
}

.developer-link:hover::before {
    left: 100%;
}

/* Responsive pour le footer */
@media (max-width: 768px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .footer-bottom {
        flex-direction: column;
        text-align: center;
        gap: var(--space-2);
    }

    .developer-credit {
        font-size: 0.8em;
    }

    .developer-link {
        font-size: 1.1em;
    }
}

@media (max-width: 640px) {
    .footer .social-links {
        justify-content: center;
        flex-wrap: wrap;
    }
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: var(--space-8);
    right: var(--space-8);
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 1.5rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-base);
    z-index: 1000;
    box-shadow: var(--shadow-lg);
}

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

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

/* Social Links Styles */
.footer .social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background: var(--gray-800);
    border-radius: var(--radius-full);
    color: var(--white);
    text-decoration: none;
    transition: all var(--transition-base);
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 80px;
        right: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: var(--white);
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: var(--space-12);
        transition: right var(--transition-base);
        box-shadow: var(--shadow-xl);
        z-index: 999;
    }

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

    .mobile-menu {
        display: flex;
    }

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

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

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

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-8);
    }
}

@media (max-width: 480px) {
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* Print styles */
@media print {

    .navbar,
    .scroll-top {
        display: none !important;
    }
}