:root{--bg: #101214;--panel: rgba(22, 25, 28, .92);--line: rgba(255, 255, 255, .09);--text: #e8eaed;--muted: #9aa1a9;--accent: #4c9be8;--warn: #e8a34c;--ok: #6fbf73;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif}*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;overflow:hidden}#scene{position:fixed;inset:0;width:100%;height:100%;display:block}.topbar{position:fixed;top:0;left:0;right:356px;padding:18px 22px;max-width:46ch;pointer-events:none}.question{margin:0;font-size:19px;font-weight:600;letter-spacing:-.01em}.subtitle{margin:6px 0 0;color:var(--muted);font-size:13px}.ui{position:fixed;right:0;top:0;bottom:0;width:340px;max-width:100%;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:12px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px;backdrop-filter:blur(12px)}.panel-title{font-weight:600;margin-bottom:12px}.sliders{display:flex;flex-direction:column;gap:14px}.slider-head{display:flex;justify-content:space-between;align-items:baseline;gap:8px}.slider-name{color:var(--text)}.slider-value{color:var(--accent);font-variant-numeric:tabular-nums;font-weight:600}.slider input[type=range]{width:100%;margin:6px 0 2px;accent-color:var(--accent)}.slider-scale{display:flex;justify-content:space-between;color:var(--muted);font-size:11px}.slider-hint{color:var(--muted);font-size:11px;margin-top:4px}.slider-warn{color:var(--warn);font-size:11px;margin-top:4px}.advanced{margin-top:12px}.advanced summary{cursor:pointer;color:var(--muted)}.advanced .sliders{margin-top:12px}.time-row{display:flex;align-items:center;gap:6px;margin-top:14px;padding-top:12px;border-top:1px solid var(--line);flex-wrap:wrap}.time-range{flex:1 1 100px;accent-color:var(--accent)}.time-label{color:var(--muted);font-variant-numeric:tabular-nums;min-width:38px}.btn{background:#ffffff0f;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:5px 10px;cursor:pointer;font-family:inherit;font-size:13px}.btn:hover{background:#ffffff1f}.btn-play{min-width:62px}.speed{background:#ffffff0f;border:1px solid var(--line);color:var(--text);border-radius:8px;padding:4px 6px;font-family:inherit}.mode-row{display:flex;flex-direction:column;gap:4px;margin-top:12px;padding-top:12px;border-top:1px solid var(--line);color:var(--muted)}.mode-row label{cursor:pointer}.verdict{margin-top:12px;padding-top:12px;border-top:1px solid var(--line);line-height:1.5}.verdict p{margin:0 0 6px}.verdict-class{color:var(--muted);font-size:12px}.panel-assumptions summary{cursor:pointer;display:flex;align-items:center;gap:8px;font-weight:600}.a-class{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;border-radius:6px;font-size:12px;font-weight:700}.a-class-A{background:#6fbf7333;color:var(--ok)}.a-class-B{background:#e8a34c33;color:var(--warn)}.a-class-C{background:#9aa1a933;color:var(--muted)}.a-class-note{color:var(--muted);font-size:12px;margin:10px 0}.a-table{width:100%;border-collapse:collapse;font-size:12px}.a-table th{text-align:left;color:var(--muted);font-weight:500;padding:4px 6px 4px 0}.a-table td{padding:4px 6px 4px 0;border-top:1px solid var(--line);vertical-align:top}.a-table input[type=number]{width:68px;background:#ffffff0f;border:1px solid var(--line);color:var(--text);border-radius:6px;padding:2px 6px;font-family:inherit}.a-unit{color:var(--muted)}.a-rel-measured{color:var(--ok)}.a-rel-estimate{color:var(--warn)}.a-rel-assumption{color:var(--muted)}.a-main,.a-ignored,.a-limits{font-size:12px;margin:10px 0 0;line-height:1.5}.a-body .btn{margin-top:12px}@media(max-width:720px){.ui{width:100%;top:auto;max-height:58%}.topbar{max-width:100%;right:0;padding:12px 14px}.question{font-size:16px}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}