.question-area {
    margin-bottom: 15px;
    flex-shrink: 0;
}

.question-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
    color: #7F8C8D;
    font-size: 14px;
}

.question-counter {
    font-weight: bold;
    color: var(--secondary-color);
}

.timer-text {
    background-color: rgba(52, 152, 219, 0.1);
    padding: 4px 8px;
    border-radius: 12px;
    font-weight: bold;
}

.question-text {
    font-size: 18px;
    font-weight: 600;
    line-height: 1.4;
    color: var(--dark-color);
    margin-bottom: 15px;
}

.options-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin-bottom: 15px;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
}

.option-btn {
    background-color: white;
    border: 2px solid #DFE6E9;
    border-radius: var(--border-radius);
    padding: 12px 15px;
    font-size: 16px;
    text-align: left;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    min-height: 60px;
    word-break: break-word;
}

.option-btn:active {
    transform: scale(0.98);
}

.option-btn.correct {
    background-color: rgba(46, 204, 113, 0.1);
    border-color: #2ECC71;
    color: #27AE60;
}

.option-btn.incorrect {
    background-color: rgba(231, 76, 60, 0.1);
    border-color: #E74C3C;
    color: #C0392B;
}

.explanation-box {
    background-color: rgba(52, 152, 219, 0.05);
    border-left: 4px solid var(--secondary-color);
    padding: 12px;
    margin-bottom: 15px;
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
    font-size: 14px;
    line-height: 1.5;
    opacity: 0;
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.explanation-box.show {
    opacity: 1;
    max-height: 200px;
}

.action-bar {
    margin-top: auto;
    padding-top: 15px;
    border-top: 1px solid #ECF0F1;
    flex-shrink: 0;
}

/* Адаптация для мобильных */
@media (max-width: 768px) {
    .question-text {
        font-size: 16px;
    }
    
    .option-btn {
        padding: 10px 12px;
        font-size: 15px;
        min-height: 55px;
    }
    
    .explanation-box {
        font-size: 13px;
        padding: 10px;
    }
}

@media (max-width: 480px) {
    .question-text {
        font-size: 15px;
    }
    
    .option-btn {
        padding: 8px 10px;
        font-size: 14px;
        min-height: 50px;
    }
    
    .question-meta {
        font-size: 13px;
    }
}

/* Ландшафтная ориентация */
@media (orientation: landscape) {
    .options-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    @media (max-height: 500px) {
        .question-text {
            font-size: 14px;
        }
        
        .option-btn {
            font-size: 13px;
            min-height: 45px;
            padding: 6px 8px;
        }
        
        .explanation-box {
            font-size: 12px;
            max-height: 150px;
        }
    }
}

/* PC адаптация */
@media (min-width: 769px) {
    .question-text {
        font-size: 20px;
    }
    
    .option-btn {
        font-size: 17px;
        min-height: 70px;
    }
    
    @media (max-height: 700px) {
        .question-text {
            font-size: 18px;
        }
        
        .option-btn {
            font-size: 16px;
            min-height: 60px;
        }
    }
}

/* Масштаб 200% */
@media (min-resolution: 2dppx) {
    .option-btn, .explanation-box {
        border-radius: 12px;
    }
    
    .explanation-box {
        border-left-width: 6px;
    }
}