._lab_bky45_1{border:1px solid var(--border);background:var(--panel);border-radius:12px;margin:32px 0;overflow:hidden}._header_bky45_8{padding:24px 26px 18px}._eyebrow_bky45_11{font:500 .875rem var(--font-sans), sans-serif;color:var(--accent)}._header_bky45_8 h2{font:400 29px/1.15 var(--font-dm-sans), Georgia, serif;color:var(--fg);margin-top:10px}._header_bky45_8 p{color:var(--muted);margin-top:10px;font-size:14px;line-height:1.6}._body_bky45_31{padding:0 26px 24px}._controls_bky45_34{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:25px;display:grid}._control_bky45_34{min-width:0;display:block}._control_bky45_34>span{color:var(--muted);justify-content:space-between;gap:10px;font-size:12px;display:flex}._control_bky45_34 output{color:var(--fg);font-family:var(--font-geist-mono), monospace}._control_bky45_34 input{width:100%;accent-color:var(--accent);cursor:pointer;margin-top:12px}._chart_bky45_61{background:var(--bg);border:1px solid var(--border);border-radius:7px;gap:12px;padding:20px;display:grid}._barLabel_bky45_69{color:var(--muted);justify-content:space-between;gap:12px;margin-bottom:5px;font-size:12px;display:flex}._track_bky45_77{background:var(--panel);border-radius:2px;height:18px;overflow:hidden}._fill_bky45_83{background:var(--accent);transform-origin:0;min-width:2px;height:100%;transition:width .45s,background-color .3s}._negative_bky45_92{background:#b3503e}._result_bky45_95{color:var(--fg);margin-top:18px;font-size:16px;font-weight:500;line-height:1.6;display:block}._note_bky45_103{color:var(--muted);margin-top:10px;font-size:12px;line-height:1.65}._reset_bky45_109{color:var(--accent);text-underline-offset:3px;margin-top:14px;font-size:12px;text-decoration:underline}._walkthrough_bky45_116{border-top:1px solid var(--border);background:var(--bg);padding:22px 26px}._actions_bky45_121{flex-wrap:wrap;align-items:center;gap:9px;margin-top:18px;display:flex}._actions_bky45_121 button,._choice_bky45_129{border:1px solid var(--border);color:var(--fg);cursor:pointer;border-radius:5px;padding:8px 13px;font-size:12px}._actions_bky45_121 button:disabled{opacity:.4;cursor:default}._actions_bky45_121 button:first-child{background:var(--accent-soft);color:var(--accent)}._steps_bky45_145{gap:8px;margin:18px 0;display:flex}._step_bky45_145{background:var(--border);flex:1;height:5px;transition:background-color .35s}._active_bky45_156{background:var(--accent)}._explanation_bky45_159{min-height:96px}._explanation_bky45_159 strong{color:var(--fg);font-size:15px}._explanation_bky45_159 p{color:var(--muted);margin-top:8px;font-size:13px;line-height:1.7}._scene_bky45_172{width:100%;height:72px;color:var(--accent);margin-top:10px;overflow:visible}._dot_bky45_179{transition:cx .6s}._quiz_bky45_182{flex-wrap:wrap;gap:8px;margin-top:15px;display:flex}._choice_bky45_129[aria-pressed=true]{background:var(--accent-soft);border-color:var(--accent)}._lab_bky45_1 button:focus-visible,._lab_bky45_1 input:focus-visible{outline:2px solid var(--accent);outline-offset:4px}@media (width<=540px){._controls_bky45_34{grid-template-columns:1fr}._header_bky45_8,._walkthrough_bky45_116{padding:20px}._body_bky45_31{padding:0 20px 20px}._header_bky45_8 h2{font-size:25px}}@media (prefers-reduced-motion:reduce){._fill_bky45_83,._dot_bky45_179,._step_bky45_145{transition:none}}@media print{._controls_bky45_34,._actions_bky45_121,._reset_bky45_109{display:none}._lab_bky45_1{break-inside:avoid}}