:root{--bg: #f8f9fa;--bg-card: #ffffff;--text: #1a1a1a;--text-secondary: #6b7280;--border: #e5e7eb;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #ef4444;--success: #10b981;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.1);--shadow-lg: 0 4px 12px rgba(0,0,0,.15);--font: "Pretendard", "Noto Sans KR", -apple-system, BlinkMacSystemFont, sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6}.app{min-height:100vh;display:flex;flex-direction:column}.main-layout{max-width:1200px;margin:0 auto;padding:16px 20px;width:100%}.main-layout.standards-visible{max-width:1500px;display:grid;grid-template-columns:280px 1fr;gap:16px}.main-layout.standards-hidden{max-width:1240px;display:grid;grid-template-columns:36px 1fr;gap:8px}.standards-sidebar{position:sticky;top:60px;align-self:start;max-height:calc(100vh - 80px);overflow-y:auto;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;padding:14px;font-size:13px}.standards-sidebar.standards-collapsed{display:flex;align-items:center;justify-content:center;padding:10px 0;cursor:pointer;color:#64748b;min-height:40px;max-height:40px}.standards-sidebar.standards-collapsed:hover{background:#e2e8f0;color:#334155}.standards-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid #e2e8f0}.standards-header h3{font-size:14px;font-weight:700;color:#1e293b;display:flex;align-items:center;gap:6px;margin:0}.btn-icon-sm{background:none;border:none;cursor:pointer;color:#94a3b8;font-size:14px;padding:2px 4px;border-radius:4px}.btn-icon-sm:hover{background:#e2e8f0;color:#334155}.standards-list{display:flex;flex-direction:column;gap:4px}.standard-item{border-radius:6px;padding:6px 8px;transition:background 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8px;padding-left:14px;list-style:disc;font-size:11.5px;color:#475569;line-height:1.7}.feature-info-list li{margin-bottom:2px}.feature-info-list strong{color:#334155}@media(max-width:1024px){.standards-sidebar{display:none!important}.main-layout.standards-visible,.main-layout.standards-hidden{display:block;max-width:100%}}.content-area{display:flex;flex-direction:column;gap:12px}.toolbar{display:flex;align-items:center;justify-content:center;padding:10px 20px;background:var(--bg-card);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow);position:relative}.toolbar-left{display:flex;align-items:center;gap:10px}.app-logo{height:36px;width:auto;object-fit:contain;border-radius:4px}.app-title{font-size:18px;font-weight:700;color:var(--primary)}.toolbar-filename{font-size:13px;color:var(--text-secondary);background:var(--bg);padding:2px 8px;border-radius:4px}.toolbar-right{display:flex;gap:8px;align-items:center;position:absolute;right:20px}.btn-toolbar{display:flex;align-items:center;gap:6px;padding:7px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);cursor:pointer;font-size:13px;color:var(--text);transition:all .15s}.btn-toolbar:hover:not(:disabled){background:var(--bg);border-color:var(--primary);color:var(--primary)}.btn-toolbar:disabled{opacity:.5;cursor:not-allowed}.btn-back{padding:6px 10px!important;border:none!important;background:none!important;color:var(--primary)!important}.btn-back:hover:not(:disabled){background:var(--bg)!important}.btn-download{color:var(--success)!important;border-color:var(--success)!important}.btn-download:hover:not(:disabled){background:#f0fdf4!important;color:var(--success)!important;border-color:var(--success)!important}.btn-reset{color:var(--danger)!important;border-color:var(--danger)!important}.btn-reset:hover:not(:disabled){background:#fef2f2!important;color:var(--danger)!important;border-color:var(--danger)!important}.btn-primary{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important}.btn-primary:hover:not(:disabled){background:var(--primary-hover)!important}.btn-upload{background:#f0fdf4!important;border-color:var(--success)!important;color:var(--success)!important;font-weight:600!important;font-size:14px!important;padding:8px 18px!important}.btn-upload:hover:not(:disabled){background:#dcfce7!important}.btn-proofread{background:var(--primary)!important;color:#fff!important;border-color:var(--primary)!important;font-weight:700!important;font-size:15px!important;padding:9px 24px!important;box-shadow:0 2px 8px #2563eb4d}.btn-proofread:hover:not(:disabled){background:var(--primary-hover)!important;box-shadow:0 3px 12px #2563eb66}.btn-proofread:disabled{box-shadow:none}.btn-sm{padding:4px 10px;border:1px solid var(--border);border-radius:4px;background:var(--bg-card);cursor:pointer;font-size:12px;display:flex;align-items:center;gap:4px;transition:all .15s}.btn-sm:hover{border-color:var(--primary);color:var(--primary)}.btn-danger{color:var(--danger)!important;border-color:var(--danger)!important}.btn-danger:hover{background:#fef2f2!important}.btn-toggle{padding:6px 14px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-card);cursor:pointer;font-size:13px;transition:all .15s}.btn-toggle:hover{border-color:var(--primary)}.btn-toggle.active{background:var(--primary);color:#fff;border-color:var(--primary)}.file-uploader{border:2px dashed var(--border);border-radius:var(--radius);padding:14px 20px;text-align:center;cursor:pointer;transition:all .2s;background:var(--bg-card)}.file-uploader:hover,.file-uploader.dragging{border-color:var(--primary);background:#eff6ff}.upload-content{display:flex;align-items:center;justify-content:center;gap:10px;color:var(--text-secondary)}.upload-content p{font-size:14px;margin:0}.upload-hint{font-size:12px;color:#9ca3af}.upload-error{color:var(--danger);font-size:13px;margin-top:8px}.text-editor textarea{width:100%;min-height:400px;padding:16px;border:1px solid var(--border);border-radius:var(--radius);font-family:var(--font);font-size:var(--app-font-size, 15px);line-height:1.8;resize:vertical;outline:none;transition:border-color .15s}.text-editor textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1a}.recommended-charcount-bar{display:flex;align-items:center;gap:16px;background:#f0f9ff;border:1px solid #bae6fd;border-radius:8px;padding:10px 16px;margin-bottom:10px;font-size:13px}.rcc-item{display:flex;align-items:center;gap:4px}.rcc-label{color:#64748b;font-weight:500}.rcc-value{font-weight:700;color:#1e293b}.rcc-over .rcc-value{color:#dc2626}.rcc-ok .rcc-value{color:#16a34a}.char-count-badge{font-size:10.5px;padding:1px 6px;border-radius:10px;font-weight:600;white-space:nowrap;margin-left:4px}.char-count-badge.ok{background:#dcfce7;color:#16a34a}.char-count-badge.over{background:#fef2f2;color:#dc2626}.dashboard-card{background:var(--bg-card);border:1px solid var(--border);border-radius:12px;padding:20px 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#bbf7d0;color:#166534}.proofread-summary-message.has-issues{background:#fef3c7;border:1px solid #fde68a;color:#92400e}.proofread-summary-message p{margin:0;font-weight:500}.dashboard-toggles{display:flex;gap:8px;flex-wrap:wrap}.dash-toggle{padding:8px 18px;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg);cursor:pointer;font-size:14px;font-weight:500;transition:all .15s;color:var(--text)}.dash-toggle:hover{border-color:var(--primary);color:var(--primary)}.dash-toggle.active{background:var(--primary);color:#fff;border-color:var(--primary)}.error-banner{background:#fef2f2;color:var(--danger);padding:10px 20px;font-size:14px;border-bottom:1px solid #fecaca}.target-input{display:flex;align-items:center;gap:6px;margin-left:auto;font-size:13px}.target-input input{width:80px;padding:4px 8px;border:1px solid var(--border);border-radius:4px;font-size:13px}.proofread-panel{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.proofread-summary{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:#f0f9ff;border-bottom:1px solid var(--border);flex-wrap:wrap;gap:8px}.summary-stats{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.summary-total{font-weight:600;font-size:14px}.summary-badge{padding:2px 8px;border-radius:12px;font-size:12px;font-weight:500}.summary-actions{display:flex;align-items:center;gap:8px}.provider-badge{font-size:11px;padding:2px 8px;background:var(--bg);border-radius:4px;color:var(--text-secondary)}.view-toggle{display:flex;gap:0;border-bottom:1px solid var(--border)}.view-toggle button{flex:1;padding:8px;border:none;background:none;cursor:pointer;font-size:13px;display:flex;align-items:center;justify-content:center;gap:6px;color:var(--text-secondary);border-bottom:2px solid transparent;transition:all .15s}.view-toggle button:hover{color:var(--text)}.view-toggle 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14px);line-height:1.8;white-space:pre-wrap;word-break:break-word;max-height:500px;overflow-y:auto}.diff-deleted,.diff-inserted{padding:1px 3px;border-radius:3px;font-weight:700;transition:background-color .2s}.diff-active{outline:2px solid var(--primary);outline-offset:1px}.corrections-list{border-top:1px solid var(--border);padding:12px 14px}.corrections-list h4{font-size:13px;color:var(--text-secondary);margin-bottom:8px;display:flex;align-items:center;gap:6px}.correction-item{display:flex;align-items:center;gap:8px;padding:6px 8px;border-radius:4px;cursor:pointer;font-size:13px;transition:background .1s;flex-wrap:wrap}.correction-item:hover{background:var(--bg)}.correction-badge{color:#fff;font-size:10px;padding:1px 6px;border-radius:3px;white-space:nowrap}.correction-original{text-decoration:line-through;text-decoration-thickness:2px;color:var(--danger);font-weight:600}.correction-arrow{color:var(--text-secondary);font-weight:700}.correction-fixed{color:var(--success);font-weight:700;background:#dcfce7;padding:0 4px;border-radius:3px}.correction-explain{color:var(--text-secondary);font-size:12px;flex:1;text-align:right}.btn-corr-apply{background:#dcfce7!important;color:var(--success)!important;border-color:var(--success)!important;font-size:11px!important;padding:2px 8px!important;white-space:nowrap}.btn-corr-apply:hover{background:#bbf7d0!important}.btn-apply-all{background:var(--success)!important;color:#fff!important;border-color:var(--success)!important}.btn-undo{color:#f59e0b!important;border-color:#f59e0b!important}.btn-undo:hover{background:#fffbeb!important}.summary-applied{color:var(--success);font-weight:600;font-size:14px}.ws-diff{font-family:Courier 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.15s}.btn-reproofread-adj:hover{background:#dbeafe}.adjust-range{font-size:12px;color:var(--primary);font-weight:500}.adjust-accuracy{padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600}.adjust-accuracy.in-range{background:#dcfce7;color:var(--success)}.adjust-accuracy.out-range{background:#fef2f2;color:var(--danger)}.adjust-hint{color:var(--text-secondary);font-size:13px;margin-top:8px;font-style:italic}.adjust-error{color:var(--danger);font-size:13px;margin-top:8px}.adjust-result{margin-top:12px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}.adjust-result-header{display:flex;align-items:center;gap:12px;padding:8px 12px;background:#f0fdf4;border-bottom:1px solid var(--border);font-size:13px}.adjust-preview{padding:12px;font-size:14px;line-height:1.8;white-space:pre-wrap;max-height:300px;overflow-y:auto}.version-history{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.version-history h3{font-size:15px;display:flex;align-items:center;gap:8px}.version-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}.version-empty{color:var(--text-secondary);font-size:13px;margin-top:8px}.version-list{display:flex;flex-direction:column;gap:8px;max-height:400px;overflow-y:auto}.version-item{border:1px solid var(--border);border-radius:var(--radius);padding:10px 12px;transition:border-color .15s}.version-item:hover{border-color:var(--primary)}.version-info{display:flex;align-items:center;gap:8px;font-size:12px;margin-bottom:4px}.version-time{color:var(--text-secondary)}.version-chars{color:var(--primary);font-weight:500}.version-label{background:#eff6ff;color:var(--primary);padding:1px 6px;border-radius:3px;font-size:11px}.version-preview{font-size:13px;color:var(--text-secondary);margin-bottom:6px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.version-actions{display:flex;gap:6px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.spin{animation:spin 1s linear infinite}@media(max-width:768px){.toolbar{flex-direction:column;gap:8px}.toolbar-right{flex-wrap:wrap}.side-by-side{grid-template-columns:1fr}.adjust-controls,.panel-toggles{flex-direction:column}.target-input{margin-left:0}}.exception-badge{display:inline-flex;align-items:center;gap:3px;background:#fff7ed;color:#f97316;border:1px solid #fdba74;font-size:10px;padding:1px 6px;border-radius:3px;white-space:nowrap;font-weight:600}.exception-item-highlight{border-left:3px solid #f97316!important;background:#fff7ed!important}.correction-highlight.exception-conflict{cursor:pointer;position:relative}.popup-header.exception-conflict{background:#fff7ed;border-bottom-color:#fed7aa}.popup-exception-note{margin-top:6px;padding:6px 8px;background:#fff7ed;border:1px solid #fed7aa;border-radius:4px;font-size:11px;color:#9a3412;line-height:1.4}.popup-exception-actions{display:flex;gap:6px;margin-top:8px}.btn-apply-correction{display:inline-flex;align-items:center;gap:4px;background:#dcfce7;color:var(--success);border:1px solid var(--success);border-radius:4px;padding:5px 12px;cursor:pointer;font-size:12px;font-weight:600;transition:all .15s}.btn-apply-correction:hover{background:var(--success);color:#fff}.btn-apply-exception{display:inline-flex;align-items:center;gap:4px;background:#fff7ed;color:#f97316;border:1px solid #f97316;border-radius:4px;padding:5px 12px;cursor:pointer;font-size:12px;font-weight:600;transition:all .15s}.btn-apply-exception:hover{background:#f97316;color:#fff}.popup-normal-actions{margin-top:8px}.popup-accept-reject{display:flex;gap:6px;margin-bottom:6px}.popup-accept-reject .btn-accept{display:inline-flex;align-items:center;gap:4px;background:#dcfce7;color:var(--success);border:1px solid var(--success);border-radius:4px;padding:4px 10px;cursor:pointer;font-size:12px;font-weight:500}.popup-accept-reject .btn-accept:hover{background:var(--success);color:#fff}.popup-accept-reject .btn-reject-text{display:inline-flex;align-items:center;gap:4px;background:#fef2f2;color:var(--danger);border:1px solid #fecaca;border-radius:4px;padding:4px 10px;cursor:pointer;font-size:12px;font-weight:500}.popup-accept-reject .btn-reject-text:hover{background:var(--danger);color:#fff}.btn-save-exception{display:flex;align-items:center;justify-content:center;gap:4px;background:none;border:1px dashed #d1d5db;border-radius:4px;padding:4px 8px;cursor:pointer;font-size:11px;color:var(--text-secondary);transition:all 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