.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, #8b5cf6, #7c3aed);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, #8b5cf6);-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, #ede9fe, #f5f3ff);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#8b5cf6;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)}.function-tabs{display:flex;gap:12px;margin-bottom:28px;border-bottom:1px solid var(--gray-200);padding-bottom:8px}.func-tab{background:transparent;border:none;padding:10px 28px;cursor:pointer;transition:all 0.3s;border-radius:40px;font-size:0.9rem;font-weight:500;color:var(--gray-600)}.func-tab i{margin-right:8px}.func-tab.active{background:linear-gradient(135deg, #8b5cf6, #7c3aed);color:white;box-shadow:0 4px 12px rgba(139,92,246,0.3)}.query-card,.convert-card,.table-card{background:linear-gradient(135deg, #f8fafc, #fff);border-radius:24px;padding:24px;border:1px solid var(--gray-200)}.query-tabs-small{display:flex;gap:12px;margin-bottom:24px}.small-tab{background:var(--gray-100);border:none;padding:6px 20px;border-radius:30px;cursor:pointer;font-size:0.8rem;transition:all 0.2s}.small-tab.active{background:#8b5cf6;color:white}.input-group-large{margin-bottom:20px}.input-group-large label{display:block;font-size:0.8rem;font-weight:500;color:var(--gray-700);margin-bottom:8px}.input-group-large label i{margin-right:6px;color:#8b5cf6}.query-input{width:100%;padding:14px 18px;border:1px solid var(--gray-200);border-radius:16px;font-size:1rem;transition:all 0.3s}.query-input:focus{outline:none;border-color:#8b5cf6;box-shadow:0 0 0 3px rgba(139,92,246,0.1)}.query-btn{margin-top:12px;background:linear-gradient(135deg, #8b5cf6, #7c3aed);border:none;padding:12px 24px;border-radius:40px;color:white;font-weight:500;cursor:pointer;width:100%;transition:all 0.3s}.query-btn:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(139,92,246,0.3)}.query-result,.convert-result{margin-top:20px;background:var(--gray-50);border-radius:20px;overflow:hidden}.result-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--gray-100);border-bottom:1px solid var(--gray-200);font-weight:500;font-size:0.85rem}.copy-result-btn{background:transparent;border:none;color:#8b5cf6;cursor:pointer;font-size:0.8rem}.result-list{padding:16px;max-height:300px;overflow-y:auto}.result-item{display:flex;justify-content:space-between;align-items:center;padding:10px 12px;background:white;border-radius:12px;margin-bottom:8px;border:1px solid var(--gray-100)}.result-char{font-size:1.2rem;font-weight:600;font-family:monospace}.result-code{font-family:monospace;color:#8b5cf6;font-weight:500}.convert-editor{display:flex;flex-direction:column;gap:16px}.editor-header{font-weight:600;color:var(--gray-700);padding-bottom:8px;border-bottom:1px solid var(--gray-200)}.convert-textarea{width:100%;min-height:120px;padding:14px;border:1px solid var(--gray-200);border-radius:16px;font-size:0.9rem;resize:vertical;font-family:monospace}.convert-textarea:focus{outline:none;border-color:#8b5cf6}.convert-options{display:flex;flex-wrap:wrap;gap:16px;align-items:flex-end}.option-row{flex:1}.option-row label{display:block;font-size:0.7rem;color:var(--gray-500);margin-bottom:4px}.encoding-select{width:100%;padding:10px 12px;border:1px solid var(--gray-200);border-radius:12px;background:white}.convert-btn{background:linear-gradient(135deg, #8b5cf6, #7c3aed);border:none;padding:10px 24px;border-radius:40px;color:white;cursor:pointer;min-width:120px}.convert-output{padding:16px;font-family:monospace;font-size:0.9rem;line-height:1.6;word-break:break-all;min-height:80px}.table-controls{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:16px;margin-bottom:20px}.search-section{display:flex;gap:8px;flex:1;max-width:300px}.search-input{flex:1;padding:10px 14px;border:1px solid var(--gray-200);border-radius:40px;font-size:0.85rem}.search-btn{background:#8b5cf6;border:none;padding:0 16px;border-radius:40px;color:white;cursor:pointer}.filter-section{display:flex;align-items:center;gap:10px}.filter-select{padding:8px 12px;border:1px solid var(--gray-200);border-radius:40px;background:white}.pagination-info{font-size:0.75rem;color:var(--gray-500)}.table-wrapper{overflow-x:auto;max-height:500px;overflow-y:auto;border-radius:16px;border:1px solid var(--gray-200)}.big5-table{width:100%;border-collapse:collapse;font-size:0.8rem}.big5-table th,.big5-table td{padding:10px 12px;text-align:center;border-bottom:1px solid var(--gray-100)}.big5-table th{background:var(--gray-50);font-weight:600;position:sticky;top:0;z-index:10}.big5-table tr:hover td{background:var(--gray-50)}.big5-table td:first-child{font-weight:500;color:var(--gray-500)}.big5-table td:nth-child(2){font-size:1.1rem;font-weight:500}.big5-table td:nth-child(3){font-family:monospace;color:#8b5cf6;font-weight:500}.pagination{display:flex;justify-content:center;align-items:center;gap:20px;margin-top:20px}.page-btn{background:var(--gray-100);border:1px solid var(--gray-200);padding:8px 20px;border-radius:40px;cursor:pointer;transition:all 0.2s}.page-btn:hover:not(:disabled){background:#8b5cf6;color:white;border-color:#8b5cf6}.page-btn:disabled{opacity:0.5;cursor:not-allowed}.page-info{font-size:0.85rem;color:var(--gray-600)}.info-section{margin-top:24px}.info-grid-big5{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){.info-grid-big5{grid-template-columns:repeat(2, 1fr)}.table-controls{flex-direction:column;align-items:stretch}.search-section{max-width:100%}.convert-options{flex-direction:column;align-items:stretch}.convert-btn{width:100%}}@media (max-width:480px){.info-grid-big5{grid-template-columns:1fr}.core-stats{gap:12px}.core-stat{padding:12px 20px}.func-tab{padding:8px 16px;font-size:0.8rem}}