/* Base Styles from Header */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --black: #000000;
    --white: #FFFFFF;
    --red: #DC2626;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--white);
    color: var(--black);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    margin: 0;
    padding: 0;
}

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

/* ====================================================================
   HEADER
==================================================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    z-index: 1000;
    transition: var(--transition);
}

.header.scrolled {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 80px;
    gap: 32px;
}

/* LOGO (GAUCHE) */
.logo-container {
    display: flex;
    align-items: center;
    justify-self: flex-start;
    transition: var(--transition);
}

.logo-container:hover {
    opacity: 0.8;
}

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

/* NAV (CENTRE) */
.main-nav {
    display: flex;
    align-items: center;
    gap: 48px;
    justify-self: center;
}

.nav-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--gray-600);
    position: relative;
    transition: var(--transition);
    padding: 8px 0;
    white-space: nowrap;
}

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

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

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

/* CTA (DROITE) */
.cta-nav {
    display: flex;
    align-items: center;
    gap: 16px;
    justify-self: flex-end;
}

.search-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: var(--transition);
    cursor: pointer;
}

.search-icon:hover {
    background: var(--gray-100);
    transform: scale(1.1);
}

.btn-primary {
    background: var(--black);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 13px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    border: 2px solid var(--black);
    transition: var(--transition);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    white-space: nowrap;
}

.btn-primary:hover {
    background: var(--red);
    border-color: var(--red);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(220, 38, 38, 0.25);
}

.btn-primary:active {
    transform: translateY(0);
}

.btn-icon {
    width: 18px;
    height: 18px;
}

/* MOBILE MENU */
.mobile-menu-btn {
    display: none;
    width: 40px;
    height: 40px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.mobile-menu-btn:hover {
    opacity: 0.7;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--black);
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

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

.mobile-nav {
    display: none;
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    background: var(--white);
    border-bottom: 1px solid var(--gray-200);
    padding: 24px;
    flex-direction: column;
    gap: 20px;
    opacity: 0;
    transform: translateY(-20px);
    transition: var(--transition);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.mobile-nav.active {
    display: flex;
    opacity: 1;
    transform: translateY(0);
}

.mobile-nav .nav-link {
    font-size: 16px;
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.mobile-nav .btn-primary {
    width: 100%;
    text-align: center;
    justify-content: center;
}

/* RESPONSIVE */
@media (max-width: 1024px) {
    .header-container {
        grid-template-columns: auto 1fr auto;
        gap: 24px;
    }

    .main-nav {
        gap: 32px;
    }

    .nav-link {
        font-size: 14px;
    }
}

@media (max-width: 768px) {
    .header-container {
        display: flex;
        justify-content: space-between;
        padding: 0 16px;
    }

    .logo-image {
        height: 40px;
    }

    .main-nav,
    .cta-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }
}

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

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

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

.stagger-1 {
    animation-delay: 0.1s;
    opacity: 0;
}

.stagger-2 {
    animation-delay: 0.2s;
    opacity: 0;
}

.stagger-3 {
    animation-delay: 0.3s;
    opacity: 0;
}

.stagger-4 {
    animation-delay: 0.4s;
    opacity: 0;
}

/* Footer Styles */
.footer {
    background: var(--black);
    color: var(--white);
    padding: 80px 0 0;
    margin-top: 120px;
}

.footer-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: 60px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand {
    max-width: 320px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.footer-logo:hover {
    opacity: 0.8;
}

.footer-logo-img {
    height: 36px;
    width: auto;
}

.footer-logo-text {
    font-size: 20px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.footer-description {
    font-size: 14px;
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 24px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

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

.social-link:hover {
    background: var(--white);
    color: var(--black);
    transform: translateY(-4px);
}

.footer-title {
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--white);
    transform: translateX(4px);
}

.footer-contact {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact svg {
    flex-shrink: 0;
    margin-top: 2px;
}

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

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 32px 0;
}

.footer-bottom-left p {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.5);
}

.footer-bottom-right {
    display: flex;
    gap: 12px;
}

.footer-badge {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 6px 12px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 4px;
    color: rgba(255, 255, 255, 0.7);
}

@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 40px;
    }

    .footer-brand {
        grid-column: 1 / -1;
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    .footer {
        padding: 60px 0 0;
        margin-top: 80px;
    }

    .footer-container {
        padding: 0 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }

    .footer-bottom-right {
        flex-wrap: wrap;
        justify-content: center;
    }
}