/* /assets/css/changelog.css — Wave 116 (H2 SEO/content)
 *
 * Product changelog UI: filter chips, search input, wave headers,
 * entry rows, category badges. DESIGN.md tokens only (--accent, --green,
 * --red, --surface, --border, --text, --muted, --radius). Dark-only —
 * the site has no light theme outside of status pages.
 */

.cl-page .cluster-hub__header {
    margin-bottom: 1.5rem;
}

.cl-rss-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.75rem;
}

.cl-rss-link {
    display: inline-block;
    padding: 0.35rem 0.7rem;
    font-size: 0.85rem;
    color: var(--accent);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm, 7px);
    text-decoration: none;
    transition: background 0.15s ease, border-color 0.15s ease;
}

.cl-rss-link:hover,
.cl-rss-link:focus-visible {
    background: var(--surface2);
    border-color: var(--accent);
    text-decoration: none;
}

/* ── Controls row (filter chips + search) ────────────────────────── */

.cl-controls {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin: 1.25rem 0;
    padding: 0.85rem 1rem;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius, 12px);
}

.cl-filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.cl-filter-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.85rem;
    font: inherit;
    font-size: 0.9rem;
    color: var(--muted2);
    background: transparent;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm, 7px);
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.cl-filter-chip:hover,
.cl-filter-chip:focus-visible {
    color: var(--text);
    border-color: var(--border2);
    background: var(--surface2);
    outline: none;
}

.cl-filter-chip[data-active] {
    color: var(--text);
    background: var(--surface2);
    border-color: var(--accent);
}

.cl-chip-count {
    display: inline-block;
    min-width: 1.5rem;
    padding: 0.05rem 0.4rem;
    font-size: 0.75rem;
    color: var(--muted);
    background: var(--border0, rgba(255, 255, 255, 0.04));
    border-radius: 999px;
    text-align: center;
}

.cl-filter-chip[data-active] .cl-chip-count {
    color: var(--text);
    background: var(--border);
}

.cl-search-label {
    flex: 1 1 220px;
    min-width: 180px;
    max-width: 320px;
}

.cl-search-input {
    width: 100%;
    padding: 0.45rem 0.75rem;
    font: inherit;
    font-size: 0.9rem;
    color: var(--text);
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm, 7px);
    transition: border-color 0.15s ease;
}

.cl-search-input::placeholder {
    color: var(--muted);
}

.cl-search-input:focus {
    outline: none;
    border-color: var(--accent);
}

.cl-visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── No-results notice ───────────────────────────────────────────── */

.cl-no-results {
    padding: 1.25rem;
    margin: 1rem 0;
    color: var(--muted2);
    background: var(--surface);
    border: 1px dashed var(--border2);
    border-radius: var(--radius, 12px);
    text-align: center;
}

/* ── Timeline ─────────────────────────────────────────────────────── */

.cl-timeline {
    margin-top: 1rem;
}

.cl-month {
    margin-bottom: 2rem;
}

.cl-month__title {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    margin: 1.5rem 0 0.75rem;
    font-size: 1.25rem;
    color: var(--text);
}

.cl-month__count {
    font-size: 0.85rem;
    color: var(--muted);
    font-weight: normal;
}

.cl-wave-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin: 1rem 0 0.5rem;
    padding: 0.4rem 0.75rem;
    font-size: 0.95rem;
    color: var(--cyan);
    background: var(--surface);
    border-left: 3px solid var(--cyan);
    border-radius: var(--radius-sm, 7px);
    font-weight: 600;
}

.cl-wave-count {
    color: var(--muted);
    font-weight: normal;
    font-size: 0.8rem;
}

.cl-entry-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.cl-entry-row {
    display: grid;
    grid-template-columns: 3rem 1fr;
    gap: 0.85rem;
    padding: 0.85rem 0;
    border-bottom: 1px solid var(--border);
}

.cl-entry-row:last-child {
    border-bottom: none;
}

.cl-entry-row__date {
    display: block;
    padding-top: 0.1rem;
    font-family: var(--mono, 'JetBrains Mono', monospace);
    font-size: 1.1rem;
    color: var(--muted2);
    text-align: right;
}

.cl-entry-row__body {
    min-width: 0;
}

.cl-entry-row__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 0.4rem;
}

.cl-entry-row__message {
    margin: 0;
    color: var(--text);
    line-height: 1.45;
}

.cl-entry-row__hash {
    display: inline-block;
    margin-top: 0.3rem;
    font-family: var(--mono, 'JetBrains Mono', monospace);
    font-size: 0.75rem;
    color: var(--muted);
}

/* ── Category + scope + new-this-week badges ─────────────────────── */

.cl-category-badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    border-radius: var(--radius-sm, 7px);
    border: 1px solid currentColor;
}

.cl-category-badge--feature {
    color: var(--green, #34d399);
    background: rgba(52, 211, 153, 0.08);
}

.cl-category-badge--fix {
    color: var(--yellow, #fbbf24);
    background: rgba(251, 191, 36, 0.08);
}

.cl-scope-badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    font-size: 0.72rem;
    color: var(--muted2);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm, 7px);
    font-family: var(--mono, 'JetBrains Mono', monospace);
}

.cl-new-this-week-badge {
    display: inline-block;
    padding: 0.15rem 0.55rem;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--accent);
    background: var(--surface2);
    border: 1px solid var(--accent);
    border-radius: var(--radius-sm, 7px);
}

/* ── Mobile ─────────────────────────────────────────────────────── */

@media (max-width: 600px) {
    .cl-controls {
        flex-direction: column;
        align-items: stretch;
    }

    .cl-search-label {
        max-width: none;
    }

    .cl-entry-row {
        grid-template-columns: 2.5rem 1fr;
        gap: 0.6rem;
    }

    .cl-entry-row__date {
        font-size: 1rem;
    }
}