#cbt{--bg:#10141b;--panel:#18202a;--panel2:#1f2833;--line:#2b3542;--text:#e9eef4;--muted:#8b97a7;--accent:#f5a524;--ready:#22c55e;--hold:#ef4444;--warn:#f59e0b;
 all:initial;display:block;box-sizing:border-box;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.45;border-radius:14px;padding:16px;max-width:1200px;margin:0 auto;-webkit-tap-highlight-color:transparent}
#cbt *,#cbt *::before,#cbt *::after{box-sizing:border-box;font-family:inherit}
#cbt button,#cbt select{appearance:none;-webkit-appearance:none;background:var(--panel2);color:var(--text);border:1px solid var(--line);border-radius:8px;padding:7px 12px;font-size:14px;line-height:1.2;cursor:pointer;margin:0;text-transform:none;letter-spacing:normal;box-shadow:none;height:auto;width:auto;min-height:0;font-weight:500}
#cbt select{padding-right:28px;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 15px) 52%,calc(100% - 10px) 52%;background-size:5px 5px;background-repeat:no-repeat}
#cbt select option{background:var(--panel);color:var(--text)}
#cbt button:hover,#cbt select:hover{border-color:var(--muted);background-color:var(--panel)}
#cbt button:focus-visible,#cbt select:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
#cbt .cbt-bar{display:flex;flex-wrap:wrap;gap:10px;align-items:end}
#cbt .cbt-field{display:flex;flex-direction:column;gap:3px}
#cbt .cbt-lbl{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
#cbt .cbt-check{display:flex;align-items:center;gap:7px;padding:7px 4px;cursor:pointer;user-select:none;font-size:14px;color:var(--text);margin:0}
#cbt .cbt-check input{width:16px;height:16px;accent-color:var(--accent);margin:0}
#cbt .cbt-sp{flex:1}
#cbt .cbt-scr{margin-top:14px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px;display:flex;gap:10px;align-items:flex-start}
#cbt .cbt-scrtxt{flex:1;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:clamp(14px,2.1vw,19px);word-spacing:.15em;line-height:1.6;color:var(--text);overflow-wrap:anywhere}
#cbt .cbt-scrtxt.cbt-long{font-size:clamp(12px,1.5vw,15px)}
#cbt .cbt-icon{padding:6px 9px;font-size:13px;color:var(--muted)}
#cbt .cbt-zone{position:relative;margin-top:12px;min-height:240px;display:flex;flex-direction:column;align-items:center;justify-content:center;border-radius:12px;touch-action:none;user-select:none;-webkit-user-select:none;cursor:pointer;padding:20px 10px}
#cbt .cbt-time{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums;font-size:clamp(56px,13vw,128px);font-weight:700;line-height:1;color:var(--text);transition:color .08s}
#cbt .cbt-zone.s-hold .cbt-time{color:var(--hold)}
#cbt .cbt-zone.s-ready .cbt-time{color:var(--ready)}
#cbt .cbt-zone.s-inspect .cbt-time{color:var(--accent)}
#cbt .cbt-zone.s-inspect.cbt-late .cbt-time{color:var(--hold)}
#cbt .cbt-hint{margin-top:12px;color:var(--muted);font-size:14px;text-align:center}
#cbt .cbt-lastact{margin-top:12px;display:flex;gap:8px;min-height:34px}
#cbt .cbt-lastact button{font-size:13px;padding:6px 12px}
#cbt .cbt-lastact button.on{border-color:var(--accent);color:var(--accent)}
#cbt .cbt-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:6px}
#cbt .cbt-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
#cbt .cbt-card h4{margin:0 0 8px;padding:0;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);font-weight:700;border:0;background:none}
#cbt .cbt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px 10px}
#cbt .cbt-st span{display:block;font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
#cbt .cbt-st b{display:block;font-size:17px;font-weight:650;font-variant-numeric:tabular-nums;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;color:var(--text)}
#cbt .cbt-tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
#cbt .cbt-tools button{font-size:13px;padding:6px 11px}
#cbt .cbt-list{margin-top:12px;background:var(--panel);border:1px solid var(--line);border-radius:10px;max-height:420px;overflow:auto}
#cbt table{width:100%;border-collapse:collapse;margin:0;border:0;font-size:14px;background:none}
#cbt th,#cbt td{padding:7px 10px;text-align:left;border:0;border-bottom:1px solid var(--line);background:none;color:var(--text);vertical-align:middle}
#cbt th{position:sticky;top:0;background:var(--panel2);font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:700;z-index:1}
#cbt td.n{color:var(--muted);width:52px;font-variant-numeric:tabular-nums}
#cbt td.t,#cbt td.a{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-variant-numeric:tabular-nums}
#cbt td.a{color:var(--muted)}
#cbt tr.row{cursor:pointer}
#cbt tr.row:hover td{background:var(--panel2)}
#cbt tr.det td{color:var(--muted);font-size:13px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:var(--bg)}
#cbt td.x{text-align:right;white-space:nowrap;width:1%}
#cbt td.x button{padding:3px 7px;font-size:12px;margin-left:4px;border-radius:6px}
#cbt td.x button.on{border-color:var(--accent);color:var(--accent)}
#cbt .cbt-empty{padding:16px;color:var(--muted);font-size:14px;text-align:center}
#cbt .cbt-best{color:var(--ready)}
#cbt .cbt-toast{position:absolute;left:50%;bottom:10px;transform:translateX(-50%);background:var(--panel2);border:1px solid var(--line);padding:6px 12px;border-radius:8px;font-size:13px;opacity:0;transition:opacity .2s;pointer-events:none}
#cbt .cbt-toast.show{opacity:1}
#cbt .cbt-wrap{position:relative}
#cbt .cbt-layout{display:grid;grid-template-columns:1fr;gap:0 18px}
@media (min-width:1000px){#cbt .cbt-layout{grid-template-columns:minmax(0,1.5fr) minmax(320px,1fr)}#cbt .cbt-side{margin-top:14px}#cbt .cbt-stats{margin-top:0}}
@media (max-width:560px){#cbt{padding:12px;border-radius:10px}#cbt .cbt-stats{grid-template-columns:1fr}#cbt .cbt-zone{min-height:200px}}
/* running / fullscreen focus mode */
#cbt.cbt-running .cbt-hide-run{visibility:hidden}
#cbt.cbt-running .cbt-side,#cbt.cbt-running .cbt-lastact{visibility:hidden}
#cbt.cbt-fs,#cbt:fullscreen{max-width:none;width:100%;height:100%;border-radius:0;overflow:auto}
#cbt.cbt-fs{position:fixed;inset:0;z-index:999999}
#cbt.cbt-fs .cbt-zone,#cbt:fullscreen .cbt-zone{min-height:48vh}