/* Header */
.header {
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.header__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
}

.header__logo-link {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    text-decoration: none;
}

.header__logo-link:hover {
    text-decoration: none;
    color: var(--color-primary);
}

/* Navigation */
.header__nav-list {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.header__nav-link {
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--color-text);
    text-decoration: none;
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.header__nav-link:hover {
    background-color: var(--color-bg-light);
    text-decoration: none;
}

.header__nav-link--active {
    color: var(--color-primary);
    font-weight: 600;
}

/* Search */
.header__search-form {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex: 1;
    max-width: 400px;
}

.header__search-input {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: 1rem;
    min-height: 44px;
}

.header__search-button {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--color-primary);
    color: #ffffff;
    border: none;
    border-radius: var(--border-radius);
    cursor: pointer;
    min-height: 44px;
    min-width: 44px;
}

/* Mobile Menu Toggle */
.header__menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-sm);
    min-height: 44px;
    min-width: 44px;
}

.header__menu-icon {
    display: block;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    position: relative;
}

.header__menu-icon::before,
.header__menu-icon::after {
    content: '';
    position: absolute;
    width: 24px;
    height: 2px;
    background-color: var(--color-text);
    left: 0;
}

.header__menu-icon::before {
    top: -8px;
}

.header__menu-icon::after {
    bottom: -8px;
}

/* Mobile Styles */
@media (max-width: 768px) {
    .header__container {
        flex-wrap: wrap;
    }
    
    .header__nav {
        display: none;
        width: 100%;
        order: 3;
    }
    
    .header__nav--open {
        display: block;
    }
    
    .header__nav-list {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    
    .header__search {
        order: 2;
        width: 100%;
    }
    
    .header__search-form {
        max-width: 100%;
    }
    
    .header__menu-toggle {
        display: block;
    }
}