/* 자막 변환기 스타일 */

.converter-section {
    display: grid;
    grid-template-columns: 1fr 300px 1fr;
    gap: 25px;
    margin-bottom: 50px;
}

/* 섹션 공통 스타일 */
.input-section,
.options-section,
.output-section {
    background: var(--bg-light);
    padding: 20px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
}

.section-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.input-actions,
.output-actions {
    display: flex;
    gap: 8px;
}

/* 버튼 스타일 */
.btn-sm {
    padding: 6px 12px;
    font-size: 0.85rem;
}

.btn-block {
    width: 100%;
    margin-top: 15px;
}

/* 업로드 영역 */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--radius);
    padding: 25px 15px;
    text-align: center;
    background: var(--bg-white);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 15px;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background: rgba(45, 45, 45, 0.02);
}

.upload-area.dragover {
    border-color: var(--primary-color);
    background: rgba(45, 45, 45, 0.05);
}

.upload-icon {
    font-size: 2rem;
    margin-bottom: 10px;
}

.upload-area p {
    color: var(--text-secondary);
    margin: 10px 0;
    font-size: 0.9rem;
}

/* 텍스트영역 */
.textarea-wrapper {
    position: relative;
}

.textarea-wrapper label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.textarea-wrapper textarea {
    width: 100%;
    height: 300px;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.6;
    resize: vertical;
    background: var(--bg-white);
    transition: border-color 0.3s ease;
}

.textarea-wrapper textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.textarea-wrapper textarea[readonly] {
    background: #f8f9fa;
}

.char-count {
    position: absolute;
    bottom: 10px;
    right: 15px;
    font-size: 0.8rem;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.9);
    padding: 2px 8px;
    border-radius: 4px;
}

/* 옵션 섹션 */
.options-section {
    display: flex;
    flex-direction: column;
}

.option-group {
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.option-group:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
}

.option-group h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
}

/* 체크박스 스타일 */
.checkbox-item,
.radio-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 0;
    cursor: pointer;
    font-size: 0.85rem;
    color: var(--text-primary);
    line-height: 1.4;
}

.checkbox-item input[type="checkbox"],
.radio-item input[type="radio"] {
    width: 16px;
    height: 16px;
    margin-top: 2px;
    cursor: pointer;
    accent-color: var(--primary-color);
    flex-shrink: 0;
}

/* 결과 통계 */
.result-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-top: 15px;
    padding: 15px;
    background: var(--bg-white);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.stat-item {
    text-align: center;
}

.stat-label {
    display: block;
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 5px;
}

.stat-value {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
}

/* 정보 섹션 */
.info-section {
    margin-top: 50px;
    padding-top: 50px;
    border-top: 2px solid var(--border-color);
}

.info-section h2 {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: 30px;
    text-align: center;
}

.info-card {
    background: var(--bg-light);
    padding: 25px;
    border-radius: var(--radius);
    margin-bottom: 20px;
    border: 1px solid var(--border-color);
}

.info-card h3 {
    font-size: 1.3rem;
    color: #2d2d2d;
    margin-bottom: 15px;
}

.info-card p,
.info-card li {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 10px;
}

.info-card ul,
.info-card ol {
    margin-left: 20px;
}

.info-card li {
    margin-bottom: 8px;
}

.info-card pre {
    background: #2d2d2d;
    color: #f8f8f2;
    padding: 15px;
    border-radius: var(--radius);
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
    margin: 15px 0;
}

.info-card code {
    font-family: 'Courier New', monospace;
}

.helper-text {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* 반응형 */
@media (max-width: 1200px) {
    .converter-section {
        grid-template-columns: 1fr;
    }

    .input-section,
    .output-section {
        order: 1;
    }

    .options-section {
        order: 2;
    }
}

@media (max-width: 768px) {
    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .result-stats {
        grid-template-columns: 1fr;
        gap: 10px;
    }

    .textarea-wrapper textarea {
        height: 200px;
    }

    .info-section h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 480px) {
    .input-section,
    .options-section,
    .output-section {
        padding: 15px;
    }

    .upload-area {
        padding: 20px 10px;
    }

    .upload-icon {
        font-size: 1.5rem;
    }

    .input-actions,
    .output-actions {
        flex-wrap: wrap;
    }
}