.transcript-section {
    flex: 1;
    display: none;
    flex-direction: column;
    background: rgba(2, 6, 23, 0.7);
    overflow: hidden;
    min-height: 0;
}

.transcript-section.unlocked {
    display: flex;
}

.teacher-notes-lock-section {
    margin-bottom: var(--space-3);
    padding: var(--space-2) var(--space-3);
}

.teacher-notes-lock-box {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 0.75rem;
    padding: var(--space-3);
}

.teacher-notes-lock-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--electron);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--space-2);
}

.teacher-notes-lock-row {
    display: flex;
    gap: var(--space-2);
    align-items: center;
}

.teacher-notes-lock-input {
    flex: 1;
    padding: var(--space-1) var(--space-2);
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 0.85rem;
    font-family: 'Courier New', monospace;
}

.teacher-notes-lock-input:focus {
    outline: none;
    border-color: var(--electron);
}

.teacher-notes-lock-btn {
    padding: var(--space-1) var(--space-2);
    background: var(--electron);
    color: #000;
    border: none;
    border-radius: 0.5rem;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.teacher-notes-lock-btn:hover {
    background: #fbbf24;
}

.teacher-notes-lock-feedback {
    margin-top: var(--space-1);
    font-size: 0.75rem;
    color: var(--error);
    min-height: 1.2em;
}

.transcript-header {
    padding: var(--space-2) var(--space-3);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.transcript-icon {
    font-size: 0.9rem;
}

.transcript-content {
    flex: 1;
    overflow-y: auto;
    padding: 0 var(--space-3) var(--space-3);
    font-size: 0.85rem;
    line-height: 1.6;
    min-height: 0;
}

.transcript-block {
    margin-bottom: var(--space-3);
    padding: var(--space-2);
    background: var(--glass-bg);
    border-radius: 0.5rem;
    border-left: 3px solid var(--electron);
}

.transcript-block-title {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--electron);
    margin-bottom: var(--space-1);
}

.spoken-text {
    color: #ff8c00;
    font-weight: 600;
}

.non-spoken-text {
    color: #87CEEB;
}