.converter-section{margin-bottom:2rem;padding-bottom:2rem;border-bottom:1px solid var(--border-color)}.select-label{display:block;font-weight:600;margin-top:.75rem;margin-bottom:.5rem;font-size:.875rem;color:var(--text-muted)}select{width:100%;padding:.75rem;border:1px solid var(--border-color);border-radius:6px;background-color:var(--bg-primary);color:var(--text-primary);font-size:.9rem;cursor:pointer;transition:all .3s ease}select:hover{border-color:var(--primary)}select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(59,130,246,.1)}.button-group{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin-top:1.5rem}.btn{display:flex;align-items:center;justify-content:center;gap:.5rem;padding:.75rem 1.5rem;border:none;border-radius:6px;font-weight:600;cursor:pointer;transition:all .3s ease;font-size:.9rem}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:hover{background-color:var(--secondary);transform:translateY(-2px);box-shadow:0 4px 12px rgba(59,130,246,.3)}.btn-primary:active{transform:translateY(0)}.btn-secondary{background-color:transparent;color:var(--text-primary);border:1px solid var(--border-color)}.btn-secondary:hover{background-color:var(--bg-secondary);border-color:var(--primary)}.all-conversions{margin-top:2rem;padding:1.5rem;background-color:var(--bg-secondary);border-radius:6px;display:none}.all-conversions.visible{display:block}.all-conversions h3{font-size:1.125rem;font-weight:600;margin-bottom:1.5rem;color:var(--primary)}.conversions-grid{display:flex;flex-direction:column;gap:0}.conversion-item{display:flex;justify-content:space-between;align-items:center;padding:.75rem;border-bottom:1px solid var(--border-color)}.conversion-item:last-child{border-bottom:none}.conversion-item:hover{background-color:rgba(59,130,246,.05)}.conversion-label{font-weight:600;color:var(--text-muted);font-size:.875rem}.conversion-value{font-family:'Courier New',monospace;letter-spacing:.5px;color:var(--primary);word-break:break-all}.code-text{font-family:'Courier New',monospace;letter-spacing:.5px}.unit-definition{background-color:var(--bg-secondary);border-left:4px solid var(--primary);padding:1.5rem;margin-bottom:1.5rem;border-radius:6px}.unit-definition h3{font-size:1rem;font-weight:600;margin-bottom:.75rem;color:var(--primary)}.unit-definition p{margin-bottom:.5rem;line-height:1.6;font-size:.95rem;color:var(--text-secondary)}.unit-definition p:last-of-type{margin-bottom:0}.unit-definition strong{color:var(--text-primary)}.ascii-table{margin-top:2rem;padding:1.5rem;background-color:var(--bg-secondary);border-radius:6px}.ascii-table h3{font-size:1.125rem;font-weight:600;margin-bottom:1.5rem;color:var(--primary)}.table-grid{display:grid;grid-template-columns:1fr;gap:1.5rem}@media(min-width:768px){.table-grid{grid-template-columns:repeat(3,1fr)}}.table-section h4{font-weight:600;margin-bottom:.75rem;color:var(--text-primary);font-size:.9rem}.code-list{list-style:none;padding:0;margin:0;font-family:'Courier New',monospace;font-size:.8rem;color:var(--text-secondary);line-height:1.8}.code-list li{padding:.25rem 0;word-break:break-word}.error-message{margin-top:.75rem;padding:.75rem;background-color:#fee;color:#c33;border-radius:4px;font-size:.875rem;display:none;border-left:4px solid #c33}.error-message.show{display:block}@media(max-width:768px){.button-group{grid-template-columns:1fr}.table-grid{grid-template-columns:1fr}.conversion-item{flex-direction:column;align-items:flex-start;gap:.5rem}}@media(max-width:480px){.code-list{font-size:.75rem}.conversion-value{max-width:100%}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}