.quiz-item {
    border-bottom: 1px solid #edf2f7;
    transition: background-color 0.15s;
    user-select: none;
}
.quiz-item.selected { background-color: #e0e7ff !important; border-left: 4px solid var(--primary-color); }

.select-zone {
    padding: 0 1.25rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    border-right: 1px solid #f1f5f9;
    transition: background-color 0.1s;
}
.select-zone:hover { background-color: rgba(0,0,0,0.03); }

.content-zone {
    cursor: pointer;
    transition: background-color 0.1s;
}
.content-zone:hover { background-color: rgba(0,0,0,0.01); }

.quiz-checkbox {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.quiz-details {
    background-color: white;
    border-top: 1px solid #edf2f7;
}

.question-block {
    padding: 1.5rem;
    border-bottom: 1px dashed #e2e8f0;
}
.question-block:last-child { border-bottom: none; }

.option-item {
    padding: 8px 12px;
    border-radius: 6px;
    margin-top: 4px;
    font-size: 0.9rem;
}
.option-correct {
    background-color: #dcfce7;
    color: #166534;
    font-weight: 600;
    border-left: 3px solid #22c55e;
}

.selection-toolbar {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255,255,255,0.9);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid #e2e8f0;
    min-height: 65px;
    display: flex;
    visibility: hidden;
}

.quiz-card {
    border-left: 5px solid var(--primary-color);
}
.transcription-box {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: 8px;
    padding: 1.25rem;
    font-size: 0.9rem;
    line-height: 1.6;
    color: #334155;
    max-height: 250px;
    overflow-y: auto;
}
.json-box {
    background-color: #1e293b;
    color: #f8fafc;
    border-radius: 8px;
    padding: 1rem;
    font-family: 'Monaco', 'Consolas', monospace;
    font-size: 0.85rem;
}
.meta-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #64748b;
}