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rgba(0,0,0,0.5);--radius:10px;--radius-lg:14px;--radius-sm:6px;font-family:Inter,ui-sans-serif,system-ui,-apple-system,sans-serif;background:var(--bg-0);color:var(--text);font-size:14px;line-height:1.45;letter-spacing:-.005em;-webkit-font-smoothing:antialiased;height:100vh;width:100vw;overflow:hidden;position:fixed;inset:0}.bfb-app *{box-sizing:border-box}.bfb-app .app-grid{display:grid;grid-template-columns:232px 1fr;height:100vh;width:100vw}.bfb-app .announcement{position:fixed;top:0;left:0;right:0;height:28px;background:var(--primary);color:white;font-size:11px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;display:flex;align-items:center;justify-content:center;gap:8px;z-index:40}.bfb-app .announcement .bolt{color:var(--accent)}.bfb-app.has-announcement .app-grid{padding-top:28px;height:100vh}.bfb-app .sidebar{background:var(--bg-1);border-right:1px solid var(--border-soft);display:flex;flex-direction:column;padding:20px 14px 16px;gap:4px;overflow:hidden}.bfb-app 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5px;border-radius:4px;border:1px solid var(--border)}.bfb-app .btn{display:inline-flex;align-items:center;gap:6px;padding:7px 12px;border-radius:8px;border:1px solid transparent;background:var(--bg-2);color:var(--text);font-family:inherit;font-size:12.5px;font-weight:500;cursor:pointer;transition:all .12s;white-space:nowrap}.bfb-app .btn:hover{background:var(--bg-3)}.bfb-app .btn-primary{background:var(--primary);color:white;font-weight:600;box-shadow:0 2px 10px -2px oklch(.5 .2 250/.5)}.bfb-app .btn-primary:hover{background:var(--primary-hi)}.bfb-app .btn-ghost{background:transparent;border-color:var(--border)}.bfb-app .btn-ghost:hover{background:var(--bg-2);border-color:var(--border)}.bfb-app .btn-sm{padding:4px 8px;font-size:11.5px}.bfb-app .btn-icon{padding:7px}.bfb-app .filters{display:flex;align-items:center;gap:8px;padding:12px 24px;border-bottom:1px solid var(--border-soft);background:var(--bg-0);flex-wrap:wrap}.bfb-app 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14px;font-size:12.5px;font-weight:600;color:var(--text-mute);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}.bfb-app .tab.active{color:var(--text);border-bottom-color:var(--primary)}.bfb-app .tab:hover:not(.active){color:var(--text)}.bfb-app .tweaks{position:fixed;bottom:20px;right:20px;width:260px;background:oklch(.2 .03 252/.92);backdrop-filter:blur(12px);border:1px solid var(--border);border-radius:12px;padding:14px;z-index:50;box-shadow:var(--shadow-lg)}.bfb-app .tweaks h3{margin:0 0 12px;font-size:11px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--text-dim);display:flex;align-items:center;justify-content:space-between}.bfb-app .tweak-group{margin-bottom:12px}.bfb-app .tweak-group:last-child{margin-bottom:0}.bfb-app .tweak-label{font-size:11.5px;color:var(--text-mute);margin-bottom:6px;display:block;font-weight:500}.bfb-app .swatch-row{display:flex;gap:6px}.bfb-app .swatch{width:28px;height:28px;border-radius:6px;cursor:pointer;border:2px solid transparent}.bfb-app .swatch.selected{border-color:white;box-shadow:0 0 0 2px var(--primary-lo)}.bfb-app .seg-row{display:flex;background:var(--bg-2);border-radius:6px;padding:2px;gap:2px}.bfb-app .seg{flex:1;padding:5px;font-size:11px;text-align:center;border-radius:4px;cursor:pointer;color:var(--text-mute);font-weight:500}.bfb-app .seg.selected{background:var(--primary);color:white}.bfb-app .spacer{flex:1}.bfb-app .muted{color:var(--text-dim)}.bfb-app .small{font-size:11.5px}.bfb-app .mono{font-family:ui-monospace,SF Mono,Menlo,monospace}.bfb-app .divider{height:1px;background:var(--border-soft);margin:14px 0}.bfb-app .bar{height:4px;background:var(--bg-2);border-radius:2px;overflow:hidden}.bfb-app .bar-fill{height:100%;background:var(--primary);border-radius:2px}.bfb-app .switch{width:30px;height:17px;background:var(--bg-3);border-radius:10px;position:relative;cursor:pointer;transition:background .15s;flex-shrink:0}.bfb-app .switch.on{background:var(--primary)}.bfb-app .switch:after{content:"";position:absolute;width:13px;height:13px;background:white;border-radius:50%;top:2px;left:2px;transition:transform .15s}.bfb-app .switch.on:after{transform:translateX(13px)}.bfb-app ::-webkit-scrollbar{width:8px;height:8px}.bfb-app ::-webkit-scrollbar-track{background:transparent}.bfb-app ::-webkit-scrollbar-thumb{background:var(--bg-3);border-radius:4px}.bfb-app ::-webkit-scrollbar-thumb:hover{background:var(--border)}