.control-group{display:flex;flex-direction:column;gap:8px}.control-group label{font-size:12px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.5px}.convert-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}@media(max-width:600px){.convert-row{grid-template-columns:1fr}}input[type=number],select{background:var(--bg3);border:1px solid var(--border);color:#fff;padding:10px 12px;border-radius:var(--r);outline:none;font-family:JetBrains Mono,monospace;font-size:14px;transition:border-color .2s}input:focus,select:focus{border-color:var(--accent)}select{cursor:pointer}.convert-base{display:flex;flex-direction:column;gap:12px;padding:16px;background:var(--bg3);border-radius:var(--r);border:1px solid var(--border)}.base-row{display:flex;align-items:center;gap:12px}.base-label{font-size:12px;color:var(--muted);min-width:140px}.base-row input{flex:1;max-width:120px}.convert-result{text-align:center;padding:16px;background:var(--bg3);border-radius:var(--r);border:1px solid var(--border)}.result-value{font-family:JetBrains Mono,monospace;font-size:32px;font-weight:700;color:var(--accent)}.table-wrapper{max-height:300px;overflow-y:auto}.conv-table{width:100%;border-collapse:collapse;font-family:JetBrains Mono,monospace;font-size:13px}.conv-table thead{position:sticky;top:0;background:var(--bg3)}.conv-table th{padding:10px 12px;text-align:left;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.5px;border-bottom:1px solid var(--border)}.conv-table td{padding:8px 12px;border-bottom:1px solid var(--border);color:var(--text)}.conv-table tr:hover td{background:var(--bg3)}.common-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:8px}.common-item{padding:10px 14px;background:var(--bg3);border:1px solid var(--border);border-radius:var(--r);font-family:JetBrains Mono,monospace;font-size:12px;color:var(--text);cursor:pointer;text-align:center;transition:border-color .2s,background .2s}.common-item:hover{border-color:var(--accent);background:var(--accent-dim);color:#fff}