/* Header Styles */
.navbar {
    background: var(--bg-primary);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    padding: var(--spacing-md) 0;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-primary);
    text-decoration: none;
    margin-right: var(--spacing-xl);
}

.logo-img {
    width: 40px;
    height: 40px;
}

.logo-text {
    font-family: var(--font-heading);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    align-items: center;
    justify-content: center;
    margin: 0;
    padding: 0;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: center;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

.mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

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

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

@media (max-width: 1200px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-primary);
        flex-direction: column;
        padding: var(--spacing-xl);
        transition: left var(--transition-base);
        box-shadow: var(--shadow-lg);
        z-index: var(--z-dropdown);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-link {
        padding: var(--spacing-md);
        width: 100%;
        text-align: center;
    }
}