/* ==========================================
   HEADER & FOOTER CSS
   CSS spécifique au menu et pied de page
   ========================================== */

/* === HEADER & NAVIGATION === */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

nav {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1.2rem 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Crimson Pro', serif;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary);
    text-decoration: none;
    display: flex;
    align-items: center;
}
.logo-img {
    max-height: 48px;
    max-width: 180px;
    width: auto;
    object-fit: contain;
    display: block;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    width: 28px;
    height: 3px;
    background: var(--primary);
    border-radius: 3px;
    transition: all 0.3s;
}

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

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

.mobile-menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    align-items: center;
}

.nav-links a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 1.19rem;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    position: relative;
}

.nav-links a:not(.btn-primary)::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--primary);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.nav-links a:not(.btn-primary):hover::after {
    opacity: 1;
}

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

/* === FOOTER === */
footer {
    background: var(--primary-dark);
    color: white;
    padding: 4rem 3rem 2rem;
}

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

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-family: 'Crimson Pro', serif;
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo-img {
    max-height: 56px;
    max-width: 200px;
    width: auto;
    object-fit: contain;
    display: block;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-column h4 {
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s;
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

/* === RESPONSIVE HEADER/FOOTER === */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1rem 1.5rem;
    }

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

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 100vw;
        background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 2rem;
        gap: 2.5rem;
        transition: right 0.3s ease;
        z-index: 1000;
    }

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

    .nav-links li {
        width: auto;
        text-align: center;
    }

    .nav-links a {
        color: white !important;
        font-size: 1.4rem;
    }

    .nav-links .btn-primary {
        margin-left: 0;
        min-width: 250px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Bouton fermeture menu mobile */
.mobile-menu-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: white;
    font-size: 3rem;
    cursor: pointer;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
    transition: transform 0.3s;
}

.mobile-menu-close:hover {
    transform: rotate(90deg);
}

/* Lien Altis Drone en premier */
.nav-home {
    font-family: 'Crimson Pro', serif;
    font-size: 1.8rem !important;
    font-weight: 700 !important;
    margin-bottom: 2rem;
}

/* Cacher "Altis Drone" sur desktop, afficher seulement en mobile */
.nav-home {
    display: none;
}

@media (max-width: 768px) {
    .nav-home {
        display: block;
    }
}