.tool-header{text-align:center;margin-bottom:40px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #ff6b6b, #ee5a24);color:white;padding:6px 18px;border-radius:40px;font-size:0.75rem;font-weight:500;box-shadow:0 2px 8px rgba(0,0,0,0.1)}.tool-header h1{font-size:2.2rem;font-weight:800;background:linear-gradient(135deg, #1e293b, #ee5a24);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.core-stats{display:flex;justify-content:center;gap:24px;margin-bottom:32px;flex-wrap:wrap}.core-stat{background:white;border-radius:60px;padding:16px 28px;display:flex;align-items:center;gap:16px;box-shadow:0 4px 15px rgba(0,0,0,0.05);border:1px solid var(--gray-200)}.core-stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #ffe0e0, #fff0f0);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#ee5a24;font-size:1.3rem}.core-stat-info{text-align:left}.core-stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.core-stat-label{font-size:0.7rem;color:var(--gray-500)}.dedupe-tabs{display:flex;gap:16px;margin-bottom:32px;justify-content:center}.dedupe-tab{background:transparent;border:none;padding:14px 28px;cursor:pointer;transition:all 0.3s;border-radius:20px;text-align:center;min-width:160px}.dedupe-tab i{font-size:1.3rem;color:var(--gray-400);margin-bottom:8px;display:block}.dedupe-tab span{display:block;font-weight:600;color:var(--gray-600);margin-bottom:4px}.dedupe-tab small{font-size:0.65rem;color:var(--gray-400)}.dedupe-tab.active{background:linear-gradient(135deg, #ff6b6b, #ee5a24);box-shadow:0 8px 25px rgba(238,90,36,0.3)}.dedupe-tab.active i,.dedupe-tab.active span,.dedupe-tab.active small{color:white}.dual-editor{display:grid;grid-template-columns:1fr auto 1fr;gap:24px;margin-bottom:24px}.editor-card{background:white;border-radius:24px;overflow:hidden;border:1px solid var(--gray-200);transition:all 0.3s}.editor-card:hover{box-shadow:0 8px 25px rgba(0,0,0,0.08)}.editor-card.full-width{grid-column:span 3}.editor-header{display:flex;justify-content:space-between;align-items:center;padding:14px 20px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.editor-title{display:flex;align-items:center;gap:12px;font-weight:600;color:var(--gray-700)}.editor-title i{color:#ee5a24}.char-count{font-size:0.7rem;font-weight:normal;color:var(--gray-400);background:var(--gray-100);padding:2px 8px;border-radius:20px}.editor-actions{display:flex;gap:8px}.editor-actions button,.editor-actions label{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-500);font-size:0.8rem}.editor-actions button:hover,.editor-actions label:hover{background:var(--gray-100);color:var(--primary-color)}.dedupe-textarea{width:100%;min-height:250px;padding:20px;border:none;font-family:'Inter',monospace;font-size:0.9rem;line-height:1.6;resize:vertical;background:#1a1a2e;color:#e0e0e0}.dedupe-textarea:focus{outline:none}.vs-icon{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;font-size:1.5rem;font-weight:700;color:#ee5a24}.compare-actions,.batch-actions{display:flex;justify-content:center;gap:16px;margin:24px 0}.compare-btn,.rewrite-btn{background:linear-gradient(135deg, #ff6b6b, #ee5a24);padding:14px 36px;font-size:1rem;border-radius:50px}.btn-outline{background:transparent;border:1px solid var(--gray-300);padding:12px 24px;border-radius:50px;font-weight:500;cursor:pointer;transition:all 0.3s;display:inline-flex;align-items:center;gap:8px}.btn-outline:hover{background:var(--gray-100);border-color:#ee5a24;color:#ee5a24}.rewrite-options{background:var(--gray-50);border-radius:20px;padding:20px;margin:20px 0;display:flex;flex-wrap:wrap;gap:24px}.option-group{flex:1}.option-group label{display:block;font-size:0.75rem;font-weight:600;color:var(--gray-500);margin-bottom:8px}.strength-buttons{display:flex;gap:12px}.strength-btn{background:white;border:1px solid var(--gray-200);padding:8px 20px;border-radius:40px;font-size:0.8rem;cursor:pointer;transition:all 0.2s}.strength-btn.active{background:#ee5a24;border-color:#ee5a24;color:white}.keywords-input{width:100%;padding:10px 16px;border:1px solid var(--gray-200);border-radius:40px;font-size:0.85rem}.compare-result{margin-top:24px;background:white;border-radius:24px;overflow:hidden;animation:fadeIn 0.3s ease;border:1px solid var(--gray-200)}.result-header{display:flex;justify-content:space-between;align-items:center;padding:16px 24px;background:linear-gradient(135deg, #f8fafc, #fff);border-bottom:1px solid var(--gray-200)}.result-title{display:flex;align-items:center;gap:10px;font-weight:600}.similarity-meter{padding:24px;text-align:center;border-bottom:1px solid var(--gray-200)}.meter-label{font-size:0.8rem;color:var(--gray-500);margin-bottom:12px}.meter-bar{background:var(--gray-200);border-radius:30px;height:12px;overflow:hidden;max-width:400px;margin:0 auto}.meter-fill{height:100%;background:linear-gradient(90deg, #ff6b6b, #ee5a24);border-radius:30px;width:0%;transition:width 0.5s ease}.meter-value{font-size:2rem;font-weight:700;color:#ee5a24;margin-top:12px}.similarity-detail{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px;padding:20px 24px;background:var(--gray-50);border-bottom:1px solid var(--gray-200)}.detail-item{text-align:center}.detail-label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:6px}.detail-value{display:block;font-size:1.1rem;font-weight:600;color:var(--gray-800)}.diff-highlight{padding:20px 24px;border-bottom:1px solid var(--gray-200)}.diff-highlight h4{margin-bottom:16px;font-size:0.9rem;display:flex;align-items:center;gap:8px}.diff-content{background:#1a1a2e;border-radius:16px;padding:20px;font-family:monospace;font-size:0.8rem;line-height:1.6;max-height:300px;overflow-y:auto}.diff-added{background:#1a3a1a;color:#4ade80}.diff-removed{background:#3a1a1a;color:#f87171}.seo-suggestion{padding:20px 24px;background:linear-gradient(135deg, #fef3c7, #fffbeb)}.seo-suggestion h4{margin-bottom:12px;font-size:0.9rem;display:flex;align-items:center;gap:8px;color:#92400e}.suggestion-content{color:#78350f;font-size:0.8rem;line-height:1.6}.batch-items{max-height:400px;overflow-y:auto;padding:16px}.batch-item{background:var(--gray-50);border-radius:16px;padding:16px;margin-bottom:12px;display:flex;gap:16px;transition:all 0.2s}.batch-item:hover{background:var(--gray-100)}.batch-item-number{width:32px;height:32px;background:#ee5a24;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:600;flex-shrink:0}.batch-item-content{flex:1}.batch-item-text{width:100%;padding:10px;border:1px solid var(--gray-200);border-radius:12px;font-size:0.85rem;resize:vertical;font-family:inherit}.batch-item-actions{display:flex;gap:8px;align-items:flex-start}.batch-item-actions button{background:transparent;border:none;padding:8px;cursor:pointer;color:var(--gray-500);border-radius:8px}.batch-item-actions button:hover{background:var(--gray-200);color:#ee5a24}.batch-result-list{padding:16px;max-height:300px;overflow-y:auto}.batch-result-item{background:var(--gray-50);border-radius:12px;padding:12px 16px;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}.result-content{padding:20px;font-family:'Inter',monospace;font-size:0.9rem;line-height:1.6;background:#1a1a2e;color:#e0e0e0;min-height:150px;border-radius:16px}@media (max-width:900px){.dual-editor{grid-template-columns:1fr}.vs-icon{display:none}.similarity-detail{grid-template-columns:repeat(2, 1fr)}.dedupe-tab{min-width:auto;padding:10px 16px}}@media (max-width:480px){.similarity-detail{grid-template-columns:1fr}.core-stats{gap:12px}.core-stat{padding:12px 20px}.editor-actions{flex-wrap:wrap}}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}