/**
 * Centauri Breadcrumb Styles
 * 
 * Consistent breadcrumb styling across all subdomains.
 * Supports light and dark themes via CSS custom properties.
 */

/* Breadcrumb Container */
.centauri-breadcrumb {
    width: 100%;
    padding: 12px 24px;
    background: var(--color-surface, #ffffff);
    border-bottom: 1px solid var(--color-border, #e2e8f0);
    font-family: var(--font-sans, 'Inter', -apple-system, BlinkMacSystemFont, sans-serif);
    font-size: 0.8125rem;
    line-height: 1.4;
}

/* Breadcrumb List */
.breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0;
    list-style: none;
    margin: 0 auto;
    padding: 0;
    max-width: 1200px;
}

/* Breadcrumb Item */
.breadcrumb-item {
    display: flex;
    align-items: center;
    color: var(--color-text-secondary, #64748b);
}

/* Breadcrumb Links */
.breadcrumb-item a {
    color: var(--color-text-secondary, #64748b);
    text-decoration: none;
    transition: color 0.15s ease;
}

.breadcrumb-item a:hover {
    color: var(--color-accent, #7A78FF);
    text-decoration: underline;
    text-underline-offset: 2px;
}

/* Current Page (not clickable) */
.breadcrumb-item.breadcrumb-current span {
    color: var(--color-text, #1a1a2e);
    font-weight: 500;
}

/* Separator */
.breadcrumb-separator {
    display: inline-block;
    margin: 0 8px;
    color: var(--color-text-muted, #94a3b8);
    font-size: 0.75rem;
    user-select: none;
}

/* Dark Theme Support */
[data-theme="dark"] .centauri-breadcrumb {
    background: var(--color-surface, #1a1a2e);
    border-bottom-color: var(--color-border, #2d2d44);
}

[data-theme="dark"] .breadcrumb-item {
    color: var(--color-text-secondary, #94a3b8);
}

[data-theme="dark"] .breadcrumb-item a {
    color: var(--color-text-secondary, #94a3b8);
}

[data-theme="dark"] .breadcrumb-item a:hover {
    color: var(--color-accent, #7A78FF);
}

[data-theme="dark"] .breadcrumb-item.breadcrumb-current span {
    color: var(--color-text, #f1f5f9);
}

[data-theme="dark"] .breadcrumb-separator {
    color: var(--color-text-muted, #64748b);
}

/* Responsive */
@media (max-width: 640px) {
    .centauri-breadcrumb {
        padding: 10px 16px;
        font-size: 0.75rem;
    }
    
    .breadcrumb-separator {
        margin: 0 6px;
    }
}

/* Print Styles */
@media print {
    .centauri-breadcrumb {
        background: transparent;
        border-bottom: none;
        padding: 0 0 8px 0;
    }
    
    .breadcrumb-item a {
        color: inherit;
        text-decoration: none;
    }
}

/* Accessibility: Focus styles */
.breadcrumb-item a:focus {
    outline: 2px solid var(--color-accent, #7A78FF);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Accessibility: Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .breadcrumb-item a {
        transition: none;
    }
}