:root{color-scheme:light;--line: #d0d4da;--ink: #1b1f24;--muted: #5d666f;--warn: #8a4b00;--bad: #a3151a;--ok: #14532d}*{box-sizing:border-box}body{margin:0;padding:16px;background:#f6f7f9;color:var(--ink);font:15px/1.5 system-ui,Noto Sans KR,sans-serif}main{max-width:960px;margin:0 auto}h1{font-size:20px;margin:0 0 12px}h2{font-size:15px;margin:0 0 10px;color:var(--muted)}h3{font-size:13px;margin:14px 0 6px;color:var(--muted)}.panel{background:#fff;border:1px solid var(--line);border-radius:8px;padding:14px;margin-bottom:12px}.row{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-bottom:8px}label{color:var(--muted);min-width:72px}button,select,input[type=range]{font:inherit}button{padding:7px 12px;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}select{padding:6px 8px;border:1px solid var(--line);border-radius:6px;background:#fff}.stop{display:block;width:100%;padding:18px;margin-bottom:12px;font-size:20px;font-weight:700;color:#fff;background:#b4232a;border-color:#8d1a20}.stop:disabled{background:#c9989a;border-color:#c9989a}.readout{font:700 26px/1.2 ui-monospace,SFMono-Regular,Menlo,monospace;text-align:center;margin:10px 0}.pad{display:flex;flex-direction:column;align-items:center;gap:6px;margin:10px 0}.pad-middle{display:flex;gap:6px}.dir{width:64px;height:52px;font-size:20px;touch-action:none;user-select:none}.dir[aria-pressed=true]{background:#e6eefc;border-color:#4b76c4}.state{margin:8px 0 0;font-weight:600}.state[data-state=error]{color:var(--bad)}.state[data-state=active]{color:var(--ok)}.hint,.reason,.note,.keys{color:var(--muted);font-size:13px;margin:4px 0 0}.hint{color:var(--warn)}.boot{padding:12px;border:1px solid var(--line);border-radius:8px;background:#fff}table{width:100%;border-collapse:collapse;font:13px/1.5 ui-monospace,SFMono-Regular,Menlo,monospace}th,td{text-align:left;padding:4px 6px;border-bottom:1px solid var(--line)}th{color:var(--muted);font-weight:500;width:40%}.out-row{display:flex;align-items:center;gap:8px;margin-bottom:8px}.out-row label{min-width:140px}.out-row input[type=range]{flex:1}.out-row output{min-width:42px;text-align:right;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}#events{margin:0;padding-left:18px;max-height:180px;overflow-y:auto;font:12px/1.6 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted)}#events li[data-level=error]{color:var(--bad)}#events li[data-level=warn]{color:var(--warn)}