:root{--bg-color:#0c0d10;--panel-bg:#14161d;--border-color:#2b303d;--text-primary:#e6e9f0;--text-secondary:#8a92a6;--accent-color:#3b82f6;--accent-glow:rgba(59, 130, 246, 0.3);--crt-bg:#0a0a0c;--crt-text:#f0f0f4;--font-mono:'Fira Code','Courier New',Courier,monospace}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;height:100vh;overflow:hidden;display:flex;flex-direction:column}header{background-color:var(--panel-bg);border-bottom:1px solid var(--border-color);padding:10px 20px;display:flex;justify-content:space-between;align-items:center;height:56px;flex-shrink:0}header h1{font-size:1.2rem;font-weight:600;letter-spacing:.5px;display:flex;align-items:center;gap:8px;color:var(--text-primary)}header h1 span{background-color:var(--accent-color);color:#fff;font-size:.75rem;padding:2px 6px;border-radius:4px;text-transform:uppercase}.header-controls{display:flex;align-items:center;gap:12px}select{background-color:var(--bg-color);color:var(--text-primary);border:1px solid var(--border-color);border-radius:4px;padding:6px 12px;font-size:.85rem;outline:0;cursor:pointer}.app-container{display:flex;flex:1;overflow:hidden;height:calc(100vh - 56px)}.editor-panel{flex:1.1;display:flex;flex-direction:column;border-right:1px solid var(--border-color);background-color:var(--panel-bg);overflow:hidden}.panel-header{background-color:rgba(0,0,0,.15);border-bottom:1px solid var(--border-color);padding:8px 16px;display:flex;justify-content:space-between;align-items:center;height:40px;flex-shrink:0}.panel-title{font-size:.8rem;font-weight:600;text-transform:uppercase;color:var(--text-secondary);letter-spacing:.5px}#editor{flex:1;width:100%;font-family:var(--font-mono);font-size:14px}.toolbar{padding:10px 16px;border-top:1px solid var(--border-color);background-color:rgba(0,0,0,.1);display:flex;gap:8px;flex-shrink:0}button{background-color:var(--border-color);color:var(--text-primary);border:none;border-radius:4px;padding:8px 16px;font-size:.85rem;font-weight:500;cursor:pointer;display:inline-flex;align-items:center;gap:6px;transition:all .15s ease}button:hover{background-color:#3e4557}button.primary{background-color:var(--accent-color);color:#fff}button.primary:hover{background-color:#2563eb;box-shadow:0 0 10px var(--accent-glow)}button.danger{background-color:#ef4444;color:#fff}button.danger:hover{background-color:#dc2626}.emulator-panel{flex:1;display:flex;flex-direction:column;background-color:var(--bg-color);overflow-y:auto;padding:16px;gap:16px}.screen-wrapper{background-color:#030303;border:12px solid #20222a;border-radius:12px;padding:6px;box-shadow:0 10px 25px rgba(0,0,0,.5),inset 0 0 10px rgba(0,0,0,.8);position:relative;max-width:536px;margin:0 auto}.screen-wrapper::before{content:" ";display:block;position:absolute;top:0;left:0;bottom:0;right:0;background:radial-gradient(circle,rgba(255,255,255,.05) 0,rgba(0,0,0,.2) 100%);pointer-events:none;z-index:5;border-radius:4px}.screen-wrapper::after{content:" ";display:block;position:absolute;top:0;left:0;bottom:0;right:0;background:linear-gradient(rgba(18,16,16,0) 50%,rgba(0,0,0,.25) 50%),linear-gradient(90deg,rgba(255,0,0,.04),rgba(0,255,0,.02),rgba(0,0,255,.04));background-size:100% 4px,6px 100%;pointer-events:none;z-index:10;opacity:.35}#screen{background-color:var(--crt-bg);display:block;border-radius:4px;box-shadow:0 0 15px rgba(230,230,230,.1);image-rendering:pixelated;image-rendering:crisp-edges;width:100%;height:auto}.dashboard-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:536px;margin:0 auto;width:100%}.card{background-color:var(--panel-bg);border:1px solid var(--border-color);border-radius:6px;padding:12px}.card-title{font-size:.75rem;font-weight:600;text-transform:uppercase;color:var(--text-secondary);margin-bottom:8px;border-bottom:1px solid var(--border-color);padding-bottom:4px}.registers-table{width:100%;border-collapse:collapse}.registers-table td{padding:4px 6px;font-family:var(--font-mono);font-size:.85rem}.registers-table td.label{color:var(--text-secondary);width:40px}.registers-table td.value{color:var(--text-primary);font-weight:500}.flags-container{display:flex;gap:6px;margin-top:8px;font-family:var(--font-mono);font-size:.75rem}.flag-badge{background-color:var(--bg-color);border:1px solid var(--border-color);padding:2px 5px;border-radius:3px;color:var(--text-secondary)}.flag-badge.active{background-color:var(--accent-color);color:#fff;border-color:var(--accent-color)}.mem-grid{display:grid;grid-template-columns:auto 1fr;font-family:var(--font-mono);font-size:.75rem;line-height:1.4;max-height:110px;overflow-y:auto;color:var(--text-primary);background-color:var(--bg-color);padding:6px;border-radius:4px;border:1px solid var(--border-color)}.mem-addr{color:var(--text-secondary);padding-right:8px;border-right:1px solid var(--border-color)}.mem-bytes{padding-left:8px;white-space:pre-wrap;letter-spacing:1px}.console-panel{background-color:var(--panel-bg);border-top:1px solid var(--border-color);padding:12px 16px;height:140px;flex-shrink:0;display:flex;flex-direction:column;overflow:hidden}.console-output{flex:1;background-color:rgba(0,0,0,.2);border-radius:4px;padding:8px;font-family:var(--font-mono);font-size:.8rem;overflow-y:auto;white-space:pre-wrap;color:#10b981}.console-output.error{color:#ef4444}.labels-list{font-family:var(--font-mono);font-size:.75rem;max-height:110px;overflow-y:auto;background-color:var(--bg-color);padding:6px;border-radius:4px;border:1px solid var(--border-color)}.labels-list div{display:flex;justify-content:space-between;padding:2px 4px;border-bottom:1px solid rgba(255,255,255,.03)}.labels-list div span.val{color:var(--accent-color)}.ace_marker-layer .exec-line{position:absolute;background:rgba(59,130,246,.2);border-left:2px solid var(--accent-color)}.ace_gutter-cell.exec-gutter{background:rgba(59,130,246,.35);color:var(--text-primary)}