.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, #0d9488, #0f766e);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, #0d9488);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.stats-cards{display:flex;justify-content:center;gap:24px;margin-bottom:32px;flex-wrap:wrap}.stat-card{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)}.stat-icon{width:48px;height:48px;background:linear-gradient(135deg, #ccfbf1, #f0fdfa);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#0d9488;font-size:1.3rem}.stat-info{text-align:left}.stat-value{display:block;font-size:1.5rem;font-weight:700;color:var(--gray-800)}.stat-label{font-size:0.7rem;color:var(--gray-500)}.settings-panel{margin-bottom:24px}.settings-card{background:linear-gradient(135deg, #f8fafc, #fff);border-radius:24px;padding:20px;border:1px solid var(--gray-200)}.settings-card h4{font-size:0.9rem;margin-bottom:16px;color:var(--gray-700);display:flex;align-items:center;gap:8px}.settings-row{display:flex;flex-wrap:wrap;gap:24px;margin-bottom:16px}.setting-item{flex:1;min-width:180px}.setting-item label{display:block;font-size:0.75rem;font-weight:500;color:var(--gray-500);margin-bottom:8px}.length-input-group{display:flex;align-items:center;gap:8px}.length-input{width:100px;padding:8px 12px;border:1px solid var(--gray-300);border-radius:12px;font-size:0.9rem;text-align:center}.length-unit{font-size:0.7rem;color:var(--gray-400)}.align-buttons{display:flex;gap:8px}.align-btn{background:var(--gray-100);border:1px solid var(--gray-200);padding:8px 16px;border-radius:40px;cursor:pointer;transition:all 0.2s;font-size:0.8rem;display:flex;align-items:center;gap:6px}.align-btn.active{background:#0d9488;border-color:#0d9488;color:white}.pad-input{width:60px;padding:8px;border:1px solid var(--gray-300);border-radius:12px;text-align:center;font-size:1rem}.pad-hint{font-size:0.65rem;color:var(--gray-400);margin-left:8px}.overflow-options,.empty-options{display:flex;gap:16px}.radio-label{display:flex;align-items:center;gap:6px;font-size:0.8rem;cursor:pointer}.radio-label input{cursor:pointer}.editor-wrapper{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-bottom:24px}.editor-panel{background:linear-gradient(135deg, #fff, #fafafc);border-radius:24px;overflow:hidden;border:1px solid var(--gray-200)}.panel-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)}.panel-title{display:flex;align-items:center;gap:12px;font-weight:600;color:var(--gray-700)}.stats-badge{background:#0d9488;color:white;padding:2px 10px;border-radius:30px;font-size:0.7rem}.panel-actions{display:flex;gap:8px}.action-icon{background:transparent;border:none;padding:6px 10px;border-radius:30px;cursor:pointer;transition:all 0.2s;color:var(--gray-500)}.action-icon:hover{background:var(--gray-100);color:#0d9488}.code-textarea{width:100%;min-height:300px;padding:20px;font-family:'Fira Code',monospace;font-size:0.85rem;line-height:1.6;border:none;resize:vertical;background:#1a1a2e;color:#e0e0e0}.code-textarea:focus{outline:none}.panel-footer{padding:8px 20px;background:var(--gray-50);border-top:1px solid var(--gray-200);font-size:0.7rem;color:var(--gray-500)}.action-bar{display:flex;justify-content:center;gap:16px;margin-bottom:24px;flex-wrap:wrap}.process-btn{background:linear-gradient(135deg, #0d9488, #0f766e);padding:12px 32px;border-radius:50px}.btn-outline{background:transparent;border:1px solid var(--gray-300);padding:10px 24px;border-radius:50px;cursor:pointer;transition:all 0.2s}.btn-outline:hover{background:var(--gray-100);border-color:#0d9488;color:#0d9488}.preview-section{background:var(--gray-50);border-radius:20px;padding:16px;margin-bottom:24px}.preview-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;font-weight:500}.preview-hint{font-size:0.7rem;color:var(--gray-400)}.preview-list{background:#1a1a2e;border-radius:16px;padding:12px;font-family:monospace;font-size:0.8rem}.preview-item{padding:6px 0;border-bottom:1px solid rgba(255,255,255,0.1);color:#e0e0e0}.preview-item:last-child{border-bottom:none}.preview-original{color:#f87171}.preview-after{color:#4ade80}.preview-arrow{color:var(--gray-500);margin:0 10px}.chart-section{background:white;border-radius:20px;border:1px solid var(--gray-200);margin-bottom:24px;overflow:hidden}.chart-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:linear-gradient(135deg, #f8fafc, #fff);cursor:pointer}.toggle-chart{background:transparent;border:none;cursor:pointer;color:var(--gray-500)}.chart-content{padding:16px;border-top:1px solid var(--gray-200)}.info-section{margin-top:20px}.divider{display:flex;align-items:center;gap:12px;margin-bottom:16px}.divider span{font-size:0.85rem;font-weight:500;color:var(--gray-600)}.divider::after{content:'';flex:1;height:1px;background:var(--gray-200)}.info-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:16px;padding:16px;background:var(--gray-50);border-radius:20px}.info-item{display:flex;align-items:center;gap:8px;font-size:0.8rem;color:var(--gray-600)}.info-item i{color:#10b981}@media (max-width:900px){.editor-wrapper{grid-template-columns:1fr}.settings-row{flex-direction:column}.info-grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width:480px){.stats-cards{gap:12px}.stat-card{padding:12px 20px}.info-grid{grid-template-columns:1fr}.align-buttons{flex-wrap:wrap}.overflow-options,.empty-options{flex-wrap:wrap}}