.tool-header{text-align:center;margin-bottom:32px}.header-badge{display:flex;justify-content:center;gap:12px;margin-bottom:20px;flex-wrap:wrap}.badge{background:linear-gradient(135deg, #3b82f6, #1e40af);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, #3b82f6);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:12px}.tool-header p{color:var(--gray-500);font-size:1rem}.lang-section{background:linear-gradient(135deg, #f8fafc, #fff);border-radius:24px;padding:20px 24px;margin-bottom:24px;border:1px solid var(--gray-200)}.lang-title{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-weight:600;color:var(--gray-700)}.lang-tabs{display:flex;flex-wrap:wrap;gap:12px}.lang-tab{background:var(--gray-100);border:1px solid var(--gray-200);padding:10px 20px;border-radius:50px;cursor:pointer;transition:all 0.3s;display:flex;align-items:center;gap:8px;font-weight:500}.lang-tab i{font-size:1.1rem}.lang-tab:hover{background:var(--gray-200);transform:translateY(-2px)}.lang-tab.active{background:linear-gradient(135deg, #3b82f6, #1e40af);border-color:#3b82f6;color:white;box-shadow:0 4px 12px rgba(59,130,246,0.3)}.search-section{margin-bottom:24px}.search-wrapper{position:relative;margin-bottom:16px}.search-wrapper i{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--gray-400)}.search-input{width:100%;padding:14px 20px 14px 45px;border:1px solid var(--gray-200);border-radius:60px;font-size:0.95rem;transition:all 0.3s}.search-input:focus{outline:none;border-color:#3b82f6;box-shadow:0 0 0 3px rgba(59,130,246,0.1)}.clear-search{position:absolute;right:16px;top:50%;transform:translateY(-50%);background:transparent;border:none;color:var(--gray-400);cursor:pointer;opacity:0;transition:all 0.2s}.search-wrapper:focus-within .clear-search{opacity:1}.filter-buttons{display:flex;flex-wrap:wrap;gap:10px}.filter-btn{background:var(--gray-100);border:none;padding:8px 20px;border-radius:40px;font-size:0.8rem;cursor:pointer;transition:all 0.2s}.filter-btn:hover{background:var(--gray-200)}.filter-btn.active{background:#3b82f6;color:white}.priority-table-container{background:white;border-radius:20px;overflow:hidden;border:1px solid var(--gray-200);margin-bottom:24px}.table-header{display:grid;grid-template-columns:100px 160px 1fr 100px;background:linear-gradient(135deg, #f1f5f9, #e2e8f0);padding:14px 16px;font-weight:600;color:var(--gray-700);border-bottom:1px solid var(--gray-200)}.operator-table{max-height:500px;overflow-y:auto}.operator-row{display:grid;grid-template-columns:100px 160px 1fr 100px;padding:12px 16px;border-bottom:1px solid var(--gray-100);transition:all 0.2s;font-family:'Fira Code',monospace}.operator-row:hover{background:#f8fafc}.operator-row.highlight{background:#dbeafe}.col-priority{font-weight:600;color:#3b82f6}.col-operator code{background:var(--gray-100);padding:4px 8px;border-radius:6px;font-family:'Fira Code',monospace;font-size:0.85rem}.col-desc{color:var(--gray-600);font-family:inherit}.col-assoc{color:#10b981;font-size:0.8rem}.calculator-section{background:linear-gradient(135deg, #f8fafc, #fff);border-radius:20px;padding:20px;margin-bottom:24px;border:1px solid var(--gray-200)}.section-title{display:flex;align-items:baseline;gap:8px;margin-bottom:16px;font-weight:600;color:var(--gray-700)}.section-title small{font-size:0.7rem;font-weight:normal;color:var(--gray-400)}.calculator-wrapper{display:flex;flex-direction:column;gap:16px}.calc-input-group{display:flex;gap:12px;flex-wrap:wrap}.expression-input{flex:1;padding:14px 18px;border:1px solid var(--gray-200);border-radius:16px;font-family:'Fira Code',monospace;font-size:0.9rem;resize:vertical;min-height:80px}.expression-input:focus{outline:none;border-color:#3b82f6}.calc-btn{background:linear-gradient(135deg, #3b82f6, #1e40af);border:none;padding:0 28px;border-radius:16px;color:white;font-weight:600;cursor:pointer;transition:all 0.3s;display:flex;align-items:center;gap:8px}.calc-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(59,130,246,0.3)}.calc-result{background:#1e293b;border-radius:16px;padding:16px 20px;color:#e2e8f0;font-family:'Fira Code',monospace;font-size:0.85rem}.result-step{display:flex;gap:12px;margin-bottom:8px;flex-wrap:wrap}.result-step:last-child{margin-bottom:0}.step-label{min-width:80px;color:#94a3b8}.step-value{flex:1;word-break:break-all}.step-value.highlight{color:#fbbf24;font-size:1rem;font-weight:600}.info-footer{margin-top:16px;background:var(--gray-50);border-radius:20px;padding:20px}.info-footer-header{display:flex;align-items:center;gap:10px;margin-bottom:16px;font-weight:600;color:var(--gray-700)}.info-footer-steps{display:grid;grid-template-columns:repeat(4, 1fr);gap:20px}.step-item{display:flex;gap:12px;align-items:flex-start}.step-number{width:32px;height:32px;background:#3b82f6;color:white;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0}.step-content h4{font-size:0.85rem;margin-bottom:4px}.step-content p{font-size:0.7rem;color:var(--gray-500)}.empty-state{text-align:center;padding:40px;color:var(--gray-400)}.empty-state i{font-size:48px;margin-bottom:16px}@media (max-width:900px){.table-header,.operator-row{grid-template-columns:80px 140px 1fr 80px;font-size:0.8rem}.info-footer-steps{grid-template-columns:repeat(2, 1fr)}.calc-input-group{flex-direction:column}.calc-btn{justify-content:center;padding:12px}}@media (max-width:600px){.table-header,.operator-row{grid-template-columns:60px 110px 1fr 60px;font-size:0.7rem;padding:10px 12px}.col-operator code{font-size:0.7rem;padding:2px 6px}.info-footer-steps{grid-template-columns:1fr}.filter-buttons{justify-content:center}.lang-tabs{justify-content:center}}