/* ============================================================
   CrossWord — learn.css
   Phase 6: Learn Mode layout, compact text display,
   vocabulary panel, progress bar stats.
   ============================================================ */

/* ── Learn Mode header ───────────────────────────────────── */
.learn-text-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--sp-sm) var(--sp-md);
    background: var(--navy-deep);
    border-bottom: 1px solid rgba(201,168,76,0.2);
}

.learn-passage-ref {
    font-family: var(--font-display);
    font-size: 0.78rem;
    letter-spacing: 0.06em;
    color: rgba(237,227,207,0.8);
}

/* ── Compact Greek text ──────────────────────────────────── */
.learn-text-compact {
    background: var(--parchment-mid);
    border-bottom: 1px solid var(--border);
    padding: var(--sp-md);
    font-family: var(--font-greek);
    font-size: 1rem;
    line-height: 2;
    color: var(--text-primary);
    max-height: 200px;
    overflow-y: auto;
}

.learn-verse-num {
    font-family: var(--font-display);
    font-size: 0.6rem;
    color: var(--gold-dark);
    vertical-align: super;
    margin-right: 2px;
    font-weight: 600;
}

.learn-token {
    cursor: pointer;
    border-radius: 3px;
    padding: 1px 2px;
    transition: background 0.15s;
    display: inline;
}

.learn-token:hover {
    background: rgba(201,168,76,0.2);
}

/* ── Learn sections ──────────────────────────────────────── */
.learn-section {
    border-top: 1px solid var(--border-light);
    padding: var(--sp-md);
}

.learn-section-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--sp-md);
    gap: var(--sp-sm);
}

.learn-section-title {
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--navy);
}

/* ── Progress bar section ────────────────────────────────── */
.learn-progress-stats {
    display: flex;
    gap: var(--sp-md);
    flex-wrap: wrap;
    align-items: center;
}

.progress-stat {
    font-size: 0.82rem;
    color: var(--text-secondary);
}

.progress-stat strong {
    color: var(--navy);
}

.learn-progress-bar-wrap {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.learn-bar-labels {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-display);
    font-size: 0.6rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 2px;
}

/* ── Vocab rows ──────────────────────────────────────────── */
.vocab-row {
    display: flex;
    align-items: center;
    gap: var(--sp-sm);
    padding: var(--sp-sm) 0;
    border-bottom: 1px solid var(--border-light);
    flex-wrap: wrap;
}

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

.vocab-row-muted {
    opacity: 0.6;
}

.vocab-lemma {
    font-family: var(--font-greek);
    font-size: 1.05rem;
    color: var(--navy);
    min-width: 90px;
    flex-shrink: 0;
}

.vocab-gloss {
    flex: 1;
    font-size: 0.88rem;
    color: var(--text-secondary);
    font-style: italic;
    min-width: 80px;
}

.vocab-freq {
    font-family: var(--font-display);
    font-size: 0.65rem;
    flex-shrink: 0;
}

/* Frequency label colours (reuse study.css vars) */
.freq-label-high { color: var(--freq-high); }
.freq-label-mid  { color: var(--freq-mid); }
.freq-label-rare { color: var(--freq-rare); }

/* ── Vocab action buttons ────────────────────────────────── */
.vocab-actions {
    display: flex;
    gap: var(--sp-xs);
    flex-shrink: 0;
}

.vocab-btn {
    padding: 3px 10px;
    font-family: var(--font-display);
    font-size: 0.62rem;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: var(--r-pill);
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--navy);
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
    white-space: nowrap;
}

.vocab-btn:hover:not(:disabled) {
    background: var(--parchment-mid);
    border-color: var(--gold-dark);
}

.vocab-btn:disabled {
    opacity: 0.5;
    cursor: default;
}

.vocab-btn-deck {
    border-color: var(--gold-dark);
    color: var(--gold-dark);
}

.vocab-btn-deck:hover:not(:disabled) {
    background: rgba(201,168,76,0.1);
}

.vocab-btn-known {
    border-color: var(--green);
    color: var(--green);
}

.vocab-btn-known:hover:not(:disabled) {
    background: var(--green-light);
}

/* ── Lesson stub ─────────────────────────────────────────── */
.learn-lessons-stub {
    opacity: 0.7;
}