/**
 * Header Styles
 *
 * @package SD_Automation
 */

/* Site Header */
.site-header {
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border-light);
    transition: all var(--transition-normal);
}

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

.header-inner {
    height: 80px;
}

/* Site Branding */
.site-branding {
    flex-shrink: 0;
}

.site-logo-link {
    text-decoration: none;
}

.site-logo-icon {
    width: 48px;
    height: 48px;
    background-color: var(--color-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-inverse);
}

.site-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-extrabold);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.02em;
    margin: 0;
}

.site-title .text-accent {
    color: var(--color-accent);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-soft-blue);
    border-radius: var(--radius-lg);
    color: var(--color-primary);
    transition: all var(--transition-fast);
}

.mobile-menu-toggle:hover {
    background-color: var(--color-primary);
    color: var(--color-text-inverse);
}

.mobile-menu-toggle[aria-expanded="true"] .material-symbols-outlined::before {
    content: 'close';
}

/* Mobile Navigation */
.mobile-navigation {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-bg-white);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-6);
    max-height: calc(100vh - 80px);
    overflow-y: auto;
}

.mobile-menu-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-2);
}

.mobile-menu-list li a {
    display: block;
    padding: var(--spacing-4);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
}

.mobile-menu-list li a:hover {
    background-color: var(--color-soft-blue);
    color: var(--color-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .header-inner {
        height: 70px;
    }

    .site-logo-icon {
        width: 40px;
        height: 40px;
    }

    .site-title {
        font-size: var(--font-size-lg);
    }
}