/* Header - Navigation BEN-BATI */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

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

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.logo__image-wrapper {
    width: 48px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.logo__img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.logo__text {
    display: flex;
    flex-direction: column;
}

.logo__name {
    font-family: var(--font-heading);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
    letter-spacing: -0.02em;
    text-transform: uppercase;
}

.logo__tagline {
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--color-gray-500);
    margin-top: 2px;
}

/* Navigation */
.nav {
    display: none;
}

.nav__list {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav__link {
    position: relative;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-gray-700);
    padding: var(--space-2) 0;
    transition: color var(--transition-fast);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-primary);
}

.nav__link:hover::after {
    width: 100%;
}

/* Bouton menu mobile */
.nav__toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 32px;
    height: 32px;
    padding: 0;
}

.nav__toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-primary);
    transition: all var(--transition-base);
    transform-origin: center;
}

.nav__toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav__toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav__toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* Navigation mobile ouverte */
.nav--open {
    display: block;
    position: absolute;
    top: 80px;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    padding: var(--space-6) var(--container-padding);
}

.nav--open .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
}

/* Logo footer */
.logo--footer {
    color: var(--color-white);
}

.logo--footer .logo__name {
    color: var(--color-white);
}

.logo--footer .logo__tagline {
    color: var(--color-gray-400);
}


/* Responsive */
@media (min-width: 768px) {
    .nav {
        display: block;
    }
    
    .nav__toggle {
        display: none;
    }
    
    .header__inner {
        height: 90px;
    }
    
    .logo__image-wrapper {
        width: 56px;
        height: 38px;
    }
    
    .logo__name {
        font-size: var(--text-2xl);
    }
}