.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, #10b981, #059669);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, #10b981);-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, #d1fae5, #a7f3d0);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#10b981;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)}.quick-query{margin-bottom:32px}.query-card{background:linear-gradient(135deg, #f0fdf4, #dcfce7);border-radius:28px;padding:24px;border:1px solid #bbf7d0}.query-card h3{font-size:1rem;margin-bottom:20px;color:#166534}.query-input-group{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:20px}.input-wrapper{flex:1;position:relative;background:white;border-radius:60px;border:1px solid var(--gray-200);overflow:hidden}.input-wrapper i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--gray-400);font-size:0.9rem}.query-input{width:100%;padding:14px 16px 14px 40px;border:none;font-size:0.9rem}.query-input:focus{outline:none}.query-label{position:absolute;right:16px;top:50%;transform:translateY(-50%);font-size:0.7rem;color:var(--gray-400)}.query-clear{background:white;border:1px solid var(--gray-200);padding:12px 24px;border-radius:60px;cursor:pointer;transition:all 0.2s}.query-clear:hover{background:var(--gray-100);color:#10b981}.query-result-card{background:white;border-radius:20px;padding:20px;display:grid;grid-template-columns:repeat(6, 1fr);gap:16px;text-align:center}.result-char,.result-dec,.result-hex,.result-oct,.result-bin,.result-desc{display:flex;flex-direction:column;gap:8px}.result-label{font-size:0.7rem;color:var(--gray-500)}.result-value{font-size:1rem;font-weight:600;color:var(--gray-800);font-family:'Fira Code',monospace}.ascii-tabs{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap}.ascii-tab{background:var(--gray-100);border:none;padding:10px 24px;border-radius:40px;cursor:pointer;transition:all 0.2s;font-size:0.85rem;font-weight:500;color:var(--gray-600)}.ascii-tab i{margin-right:6px}.ascii-tab.active{background:linear-gradient(135deg, #10b981, #059669);color:white;box-shadow:0 4px 12px rgba(16,185,129,0.3)}.table-controls{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:16px}.search-wrapper{position:relative;flex:1;max-width:300px}.search-wrapper i{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--gray-400)}.table-search{width:100%;padding:10px 16px 10px 38px;border:1px solid var(--gray-200);border-radius:40px;font-size:0.85rem}.table-search:focus{outline:none;border-color:#10b981}.clear-search{position:absolute;right:14px;top:50%;transform:translateY(-50%);background:transparent;border:none;cursor:pointer;color:var(--gray-400)}.view-toggle{display:flex;gap:8px}.view-btn{background:var(--gray-100);border:none;padding:8px 20px;border-radius:40px;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.view-btn.active{background:#10b981;color:white}.ascii-grid{display:grid;grid-template-columns:repeat(8, 1fr);gap:8px;margin-bottom:32px;background:white;border-radius:20px;padding:16px;border:1px solid var(--gray-200)}.grid-item{background:var(--gray-50);border-radius:12px;padding:12px 8px;text-align:center;cursor:pointer;transition:all 0.2s;border:1px solid transparent}.grid-item:hover{transform:translateY(-2px);border-color:#10b981;box-shadow:0 4px 12px rgba(0,0,0,0.08)}.grid-item.control{background:#fef3c7}.grid-item.printable{background:#d1fae5}.grid-letter{font-size:1.2rem;font-weight:600;font-family:'Fira Code',monospace;margin-bottom:4px}.grid-dec{font-size:0.7rem;color:var(--gray-500)}.grid-hex{font-size:0.65rem;color:var(--gray-400);font-family:monospace}.ascii-list{background:white;border-radius:20px;overflow-x:auto;border:1px solid var(--gray-200);margin-bottom:32px}.ascii-table{width:100%;border-collapse:collapse;font-size:0.8rem}.ascii-table th,.ascii-table td{padding:12px 10px;text-align:center;border-bottom:1px solid var(--gray-200)}.ascii-table th{background:var(--gray-50);font-weight:600;position:sticky;top:0}.ascii-table tr:hover td{background:var(--gray-50)}.ascii-chart{background:white;border-radius:20px;padding:20px;margin-bottom:32px;border:1px solid var(--gray-200)}.chart-header{display:flex;align-items:center;gap:8px;margin-bottom:20px;font-weight:600}.chart-container{height:200px;position:relative}.ascii-knowledge{background:linear-gradient(135deg, #f0fdf4, #dcfce7);border-radius:28px;padding:24px}.knowledge-header{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-weight:600;color:#166534}.knowledge-grid{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px}.knowledge-card{background:white;border-radius:20px;padding:20px;text-align:center;transition:all 0.3s}.knowledge-card:hover{transform:translateY(-4px);box-shadow:0 10px 25px rgba(0,0,0,0.08)}.knowledge-card i{font-size:1.8rem;color:#10b981;margin-bottom:12px}.knowledge-card h4{font-size:0.9rem;margin-bottom:8px}.knowledge-card p{font-size:0.7rem;color:var(--gray-500);line-height:1.5}@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media (max-width:1024px){.ascii-grid{grid-template-columns:repeat(6, 1fr)}.knowledge-grid{grid-template-columns:repeat(2, 1fr)}}@media (max-width:768px){.ascii-grid{grid-template-columns:repeat(4, 1fr)}.query-result-card{grid-template-columns:repeat(3, 1fr)}.knowledge-grid{grid-template-columns:1fr}.view-toggle{width:100%;justify-content:center}.search-wrapper{max-width:100%}}@media (max-width:480px){.ascii-grid{grid-template-columns:repeat(2, 1fr)}.query-result-card{grid-template-columns:repeat(2, 1fr)}.core-stats{gap:12px}.core-stat{padding:12px 20px}}