/* history.css — markdown edit-history modal (browse/js/history.js). */

.md-history-box {
    background: var(--bg, #fff);
    color: var(--fg, #111);
    padding: 1.1rem 1.35rem;
    border-radius: 6px;
    min-width: 30rem;
    max-width: 56rem;
    width: 80vw;
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.25);
    font-family: inherit;
}

.md-history-title {
    margin: 0 0 0.5rem 0;
    font-size: 1.1rem;
    overflow-wrap: anywhere;
}

.md-history-body {
    display: flex;
    flex-direction: column;
    min-height: 0; /* allow inner scroll regions to shrink */
    overflow: hidden;
}

.md-history-hint {
    margin: 0 0 0.6rem 0;
    font-size: 0.82rem;
    color: var(--muted, #666);
}

.md-history-empty {
    margin: 1rem 0;
    font-size: 0.9rem;
    color: var(--muted, #666);
}

/* ── version list ── */
.md-history-list {
    overflow-y: auto;
    border: 1px solid var(--border, #ddd);
    border-radius: 4px;
}

.md-history-row {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.6rem;
    border-bottom: 1px solid var(--border, #eee);
    font-size: 0.88rem;
}

.md-history-row:last-child { border-bottom: none; }
.md-history-row.is-current { background: var(--accent-bg, rgba(60, 130, 246, 0.08)); }

.md-history-meta {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
    min-width: 0;
}

.md-history-time { font-variant-numeric: tabular-nums; }
.md-history-by { color: var(--muted, #555); overflow-wrap: anywhere; }
.md-history-size { color: var(--muted, #888); font-size: 0.8rem; }

.md-history-badge {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    padding: 0.05rem 0.4rem;
    border-radius: 10px;
    background: var(--accent, #3c82f6);
    color: #fff;
}

.md-history-actions { display: flex; gap: 0.35rem; }

/* ── single-version view ── */
.md-history-pre {
    flex: 1 1 auto;
    overflow: auto;
    margin: 0;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--border, #ddd);
    border-radius: 4px;
    background: var(--code-bg, #f7f7f8);
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.82rem;
    white-space: pre-wrap;
    overflow-wrap: anywhere;
}

/* ── diff view ── */
.md-diff {
    flex: 1 1 auto;
    overflow: auto;
    border: 1px solid var(--border, #ddd);
    border-radius: 4px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.82rem;
    line-height: 1.45;
}

.md-diff-line { display: flex; gap: 0.5rem; padding: 0 0.5rem; white-space: pre-wrap; overflow-wrap: anywhere; }
.md-diff-gutter { flex: 0 0 1ch; text-align: center; color: var(--muted, #999); user-select: none; }
.md-diff-text { flex: 1 1 auto; }

.md-diff-add { background: rgba(46, 160, 67, 0.16); }
.md-diff-add .md-diff-gutter { color: #2ea043; }
.md-diff-del { background: rgba(248, 81, 73, 0.16); }
.md-diff-del .md-diff-gutter { color: #f85149; }
.md-diff-eq { color: var(--muted, #777); }

.md-diff-old { color: #f85149; }
.md-diff-new { color: #2ea043; }

/* ── footer ── */
.md-history-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    margin-top: 0.85rem;
}