/* 텍스트 비교 도구 스타일 */

.text-input {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.5;
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    padding: 12px;
    background-color: #ffffff;
    transition: all 0.2s ease-in-out;
}

.text-input:focus {
    border-color: #86b7fe;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(13, 110, 253, 0.25);
}

.comparison-result {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    padding: 15px;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* 차이점 하이라이트 스타일 */
.diff-unchanged {
    background-color: transparent;
    color: #495057;
}

.diff-exact-match {
    background-color: #d4edda;
    color: #155724;
    padding: 2px 4px;
    border-radius: 3px;
    border: 1px solid #c3e6cb;
    font-weight: 600;
}

.diff-partial-match {
    background-color: #fff3cd;
    color: #856404;
    padding: 2px 4px;
    border-radius: 3px;
    border: 1px solid #ffeaa7;
    position: relative;
    cursor: help;
}

.diff-added {
    background-color: #d1e7dd;
    color: #0f5132;
    padding: 2px 4px;
    border-radius: 3px;
    border: 1px solid #a3cfbb;
}

.diff-removed {
    background-color: #f8d7da;
    color: #842029;
    padding: 2px 4px;
    border-radius: 3px;
    border: 1px solid #f1aeb5;
    text-decoration: line-through;
}

/* 통합 비교 스타일 */
.unified-comparison {
    font-family: 'Courier New', monospace;
    font-size: 14px;
    line-height: 1.6;
    padding: 15px;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.unified-header {
    font-weight: bold;
    margin-bottom: 10px;
    color: #495057;
    border-bottom: 1px solid #dee2e6;
    padding-bottom: 5px;
}

.unified-line {
    margin-bottom: 2px;
}

.unified-exact {
    color: #495057;
}

.unified-added {
    background-color: #d1e7dd;
    color: #0f5132;
    padding: 2px 4px;
    border-radius: 3px;
    margin: 1px 0;
}

.unified-removed {
    background-color: #f8d7da;
    color: #842029;
    padding: 2px 4px;
    border-radius: 3px;
    margin: 1px 0;
}

.unified-partial {
    background-color: #fff3cd;
    color: #856404;
    padding: 2px 4px;
    border-radius: 3px;
    margin: 1px 0;
}

/* 문자별 비교를 위한 스타일 */
.unified-char-by-char {
    line-height: 1.5;
    word-wrap: break-word;
}

.unified-added-char {
    background-color: #d1e7dd;
    color: #0f5132;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: 600;
}

.unified-removed-char {
    background-color: #f8d7da;
    color: #842029;
    padding: 1px 2px;
    border-radius: 2px;
    font-weight: 600;
    text-decoration: line-through;
}

/* 통계 카드 스타일 */
.stats-card {
    transition: none;
}

.stats-card:hover {
    transform: none;
    box-shadow: none;
}

/* 상세 분석 테이블 스타일 */
.analysis-table {
    font-size: 0.9em;
}

.analysis-table th {
    background-color: #f8f9fa;
    font-weight: 600;
    border-top: none;
}

.analysis-table td {
    vertical-align: middle;
}

/* 반응형 디자인 */
@media (max-width: 768px) {
    .text-input {
        font-size: 12px;
    }

    .comparison-result, .unified-comparison {
        font-size: 12px;
        max-height: 300px;
    }
}

/* 로딩 상태 스타일 */
.btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

/* 어투 변환 드롭다운 스타일 */
.dropdown-menu {
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border: 1px solid #dee2e6;
    border-radius: 0.375rem;
}

.dropdown-item {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    transition: all 0.2s ease-in-out;
}

.dropdown-item:hover {
    background-color: #f8f9fa;
    color: #495057;
}

.dropdown-item i {
    width: 16px;
    text-align: center;
    margin-right: 8px;
}

.tone-conversion-progress {
    background-color: #e3f2fd;
    border: 1px solid #2196f3;
    color: #1976d2;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 15px;
}

/* 컴팩트한 옵션 그룹 스타일 */
.option-group {
    padding: 8px;
    background-color: #f8f9fa;
    border-radius: 6px;
    height: 100%;
}

.form-check-sm {
    margin-bottom: 4px;
}

.form-check-sm .form-check-input {
    margin-top: 0.125rem;
}

.form-range-sm {
    height: 1rem;
}

.accordion-button {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.accordion-body {
    padding: 0.75rem 1rem;
}

/* 파일 업로드 영역 스타일 */
.file-upload-area {
    border: 2px dashed #ced4da;
    border-radius: 0.375rem;
    padding: 20px;
    text-align: center;
    background-color: #f8f9fa;
    transition: all 0.2s ease-in-out;
}

.file-upload-area.dragover {
    border-color: #0d6efd;
    background-color: #cfe2ff;
}

/* 도구 도움말 스타일 */
.tool-help {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.tool-help .card-body {
    background-color: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

/* 스크롤바 스타일 (Webkit 브라우저) */
.comparison-result::-webkit-scrollbar,
.unified-comparison::-webkit-scrollbar {
    width: 8px;
}

.comparison-result::-webkit-scrollbar-track,
.unified-comparison::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 4px;
}

.comparison-result::-webkit-scrollbar-thumb,
.unified-comparison::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

.comparison-result::-webkit-scrollbar-thumb:hover,
.unified-comparison::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}