/* ── Audio tonality detection card ──────────────────────────── */
.audio-key-card {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border);
}
.audio-key-title {
    font-family: 'Playfair Display', serif;
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 1rem;
}

/* A more compact drop zone than the main MusicXML one. */
.drop-zone-sm { padding: 1.5rem 1.25rem; }

.audio-key-progress {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1rem;
    font-size: 0.88rem;
    color: var(--muted);
}
.audio-key-progress .spinner { width: 22px; height: 22px; }

.audio-key-result { margin-top: 1.25rem; }
.audio-key-global {
    display: flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 0.5rem;
    padding: 0.85rem 1rem;
    background: var(--surface2);
    border-radius: 8px;
}
.audio-key-global .ak-label { font-size: 0.85rem; color: var(--muted); }
.audio-key-global .ak-key {
    font-family: 'Playfair Display', serif;
    font-size: 1.45rem;
    font-weight: 700;
}
.audio-key-global .ak-meta { font-size: 0.8rem; color: var(--muted); margin-left: auto; }

/* Confidence colouring, shared by the global key and timeline rows. */
.ak-high { color: var(--accent2); }
.ak-med  { color: var(--accent); }
.ak-low  { color: var(--muted); }

.audio-key-timeline { margin-top: 0.9rem; }
.audio-key-timeline summary {
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--accent);
    user-select: none;
}
.ak-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 0.75rem;
    font-size: 0.82rem;
}
.ak-table th, .ak-table td {
    text-align: left;
    padding: 0.35rem 0.6rem;
    border-bottom: 1px solid var(--border);
}
.ak-table th { color: var(--muted); font-weight: 500; }
.ak-table td { font-variant-numeric: tabular-nums; }