/* Phase 79: Changelog page styles */
/* All colors use CSS custom properties from themes.css — zero hardcoded hex values */

.changelog-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 2rem;
}

.changelog-page-title {
    color: var(--color-text-heading);
    margin-bottom: 0.25rem;
}

.changelog-page-subtitle {
    color: var(--color-text-secondary);
    margin-bottom: 2rem;
    font-size: 0.95rem;
}

/* Entry card */
.changelog-entry {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    margin-bottom: 1.5rem;
    padding: 1.5rem;
}

.changelog-entry-header {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.changelog-version {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-text-heading);
}

.changelog-date {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

/* Markdown summary block */
.changelog-summary {
    color: var(--color-text-primary);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.changelog-summary p {
    margin: 0 0 0.5rem;
}

/* Category group */
.changelog-items-section {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.changelog-category-group {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

/* Category badge */
.changelog-category-label {
    display: inline-block;
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.changelog-category-label--new_feature {
    background: var(--color-status-success-bg);
    color: var(--color-status-success-text);
    border: 1px solid var(--color-status-success-border);
}

.changelog-category-label--improvement {
    background: var(--color-status-info-bg);
    color: var(--color-status-info-text);
    border: 1px solid var(--color-border-light);
}

.changelog-category-label--bugfix {
    background: var(--color-status-warning-bg);
    color: var(--color-status-warning-text);
    border: 1px solid var(--color-border-light);
}

/* Change items list */
.changelog-items {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.changelog-item {
    padding: 0.25rem 0 0.25rem 1rem;
    color: var(--color-text-primary);
    line-height: 1.5;
    position: relative;
}

.changelog-item::before {
    content: "–";
    position: absolute;
    left: 0;
    color: var(--color-text-muted);
}

/* Empty state */
.changelog-empty {
    color: var(--color-text-secondary);
    font-style: italic;
}