:root{--bg:#f6f5f1;--surface:#fff;--fg:#1d1c1a;--muted:#6f6b63;--line:#dedad2;--accent:#d98e04;--accent-fg:#1d1c1a;--yes:#c98a00;--yes-bg:#fff3d1;--no:#45556c;--no-bg:#e8ecf2;--danger:#c4372c;--radius:12px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}@media (prefers-color-scheme:dark){:root{--bg:#141412;--surface:#1e1d1a;--fg:#eeeae2;--muted:#a19b90;--line:#34322d;--accent:#f2a91c;--accent-fg:#141412;--yes:#f2b632;--yes-bg:#3a2f12;--no:#9fb0c8;--no-bg:#232a35;--danger:#ef6b5f;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);margin:0;font:16px/1.45 system-ui,-apple-system,Segoe UI,Roboto,sans-serif}a{color:inherit}main{max-width:1040px;margin:0 auto;padding:0 16px 48px}h2{margin:20px 0 12px}.top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:12px;max-width:1040px;margin:0 auto;padding:12px 16px;display:flex}.logo{letter-spacing:-.02em;font-size:20px;font-weight:800;text-decoration:none}.logo:before{content:"";background:var(--fg);vertical-align:-1px;border-radius:3px;width:14px;height:14px;margin-right:8px;display:inline-block}.top nav{gap:4px;display:flex}.top nav a{color:var(--muted);border-radius:8px;padding:6px 10px;text-decoration:none}.top nav a.on{color:var(--fg);background:var(--surface)}.tagline{color:var(--muted);margin:8px 0 0}.muted{color:var(--muted)}button,input,textarea{font:inherit;color:inherit}button{border:1px solid var(--line);background:var(--surface);cursor:pointer;border-radius:10px;min-height:42px;padding:9px 14px}button:hover:not(:disabled){border-color:var(--muted)}button:disabled{opacity:.5;cursor:default}button.primary{background:var(--accent);color:var(--accent-fg);border-color:var(--accent);font-weight:650}button.big{width:100%;margin:16px 0;padding:14px;font-size:18px}button.danger{color:var(--danger);margin-top:24px}input,textarea{border:1px solid var(--line);background:var(--surface);border-radius:10px;min-width:0;min-height:42px;padding:9px 12px}input[type=range]{accent-color:var(--accent);padding:0}.big-input{flex:140px;font-size:20px}.row{align-items:center;gap:8px;margin:10px 0;display:flex}.row.wrap{flex-wrap:wrap}fieldset{border:none;margin:0 0 16px;padding:0}legend{margin-bottom:6px;font-weight:600}.segmented{flex-wrap:wrap;gap:4px;display:inline-flex}.seg{min-width:44px}.seg.on{background:var(--fg);color:var(--bg);border-color:var(--fg)}.domain-grid{grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:8px;display:grid}.domain{text-align:left;flex-direction:column;align-items:flex-start;gap:2px;padding:12px 14px;display:flex}.domain span{color:var(--muted);font-size:14px}.domain.on{border-color:var(--accent);box-shadow:inset 0 0 0 1px var(--accent)}.seed-form input{flex:1}.round-bar{flex-wrap:wrap;align-items:center;gap:6px;margin:8px 0;display:flex}.pill{background:var(--surface);border:1px solid var(--line);font-variant-numeric:tabular-nums;border-radius:999px;padding:4px 12px;font-size:14px}.pill.warn{border-color:var(--danger);color:var(--danger)}.task{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;padding:12px 16px}.task p{margin:4px 0}.task-text{font-size:18px;font-weight:600}.card-label{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-size:12px}.paused{text-align:center;font-size:22px;font-weight:700}.round-grid{grid-template-columns:1fr;gap:12px;display:grid}@media (width>=800px){.round-grid{grid-template-columns:1.1fr 1fr}}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);min-width:0;padding:14px}.message{color:var(--muted);font-size:15px}.lamp-wrap{align-items:center;gap:16px;margin-bottom:12px;display:flex}.lamp{border:3px solid var(--line);background:var(--no-bg);border-radius:50%;flex:none;width:64px;height:64px;transition:background .2s,box-shadow .2s}.lamp.yes{background:radial-gradient(circle at 40% 35%, #fff7d6, var(--yes) 70%);border-color:var(--yes);box-shadow:0 0 28px 6px color-mix(in srgb, var(--yes) 55%, transparent)}.lamp.no{background:radial-gradient(circle at 40% 35%,#8a8f99,#2e333c 75%)}.lamp-text{flex-direction:column;display:flex}.lamp-text strong{font-size:24px}.lamp-input{color:var(--muted);overflow-wrap:anywhere}.log{grid-template-columns:1fr 1fr;gap:10px;display:grid}.log h3{border-radius:8px;margin:0 0 6px;padding:4px 8px;font-size:15px}.log-yes{background:var(--yes-bg)}.log-no{background:var(--no-bg)}.log ul{font-variant-numeric:tabular-nums;max-height:260px;margin:0;padding:0 8px;list-style:none;overflow-y:auto}.log li{overflow-wrap:anywhere;padding:2px 0}.notebook{flex-direction:column;gap:4px;margin-top:12px;font-weight:600;display:flex}.notebook textarea{resize:vertical;font-weight:400}.picker-list{flex-wrap:wrap;gap:6px;max-height:260px;margin:8px 0;padding:0;list-style:none;display:flex;overflow-y:auto}.picker-list button{min-height:36px;padding:6px 10px}.picker-list .tested-yes{background:var(--yes-bg);border-color:var(--yes)}.picker-list .tested-no{background:var(--no-bg)}.picker .big-input{width:100%}.slider{flex-direction:column;gap:2px;margin:8px 0;display:flex}.slider input{width:100%}.exam{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:14px}.exam h2{margin-top:0;font-size:18px}.exam-list{padding-left:22px}.exam-list li{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;gap:8px;padding:4px 0;display:flex}.exam-input{overflow-wrap:anywhere}.result{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;padding:16px}.result.solved{border-color:var(--accent)}.result h2{margin-top:0}.card{border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);margin:10px 0;padding:12px 14px}.card-law{margin:4px 0;font-size:18px;font-weight:650}.card-fact{margin:8px 0}.card-source{color:var(--muted);font-size:14px}.badge-draft{background:var(--yes-bg);border-radius:6px;margin:4px 0;padding:2px 8px;font-size:13px;display:inline-block}.cards{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px;display:grid}.board{touch-action:none;-webkit-user-select:none;user-select:none;width:100%;max-width:480px;margin:0 auto;display:block}.board .cell{fill:var(--bg);stroke:var(--line)}.board .obj{cursor:grab}.board .fig{transition:transform .25s}.board .fig-scale,.board .flash,.board .shake,.board .vanish{transform-box:fill-box;transform-origin:50%}.board .fig-scale{transition:transform .3s}.board .flash{animation:.5s ease-out fig-flash}.board .shake{animation:.4s ease-in-out fig-shake}.board .vanish{pointer-events:none;animation:.45s ease-in forwards fig-vanish}@keyframes fig-flash{0%{filter:brightness(2.2)drop-shadow(0 0 6px #fff)}to{filter:none}}@keyframes fig-shake{0%,to{transform:translate(0)}20%{transform:translate(-8px)}40%{transform:translate(8px)}60%{transform:translate(-5px)}80%{transform:translate(5px)}}@keyframes fig-vanish{0%{opacity:1;transform:scale(1)}to{opacity:0;transform:scale(.2)}}@media (prefers-reduced-motion:reduce){.board .fig,.board .fig-scale{transition:none}.board .flash,.board .shake,.board .vanish{animation-duration:10ms}}@media (width>=800px){.scene-grid{grid-template-columns:1.4fr 1fr}}.challenge{background:var(--yes-bg);border:1px solid var(--yes);border-radius:var(--radius);margin:8px 0;padding:10px 14px}.review{margin:10px 0;font-size:15px}.review summary{cursor:pointer;font-weight:600}.review ul{margin:6px 0;padding:0;list-style:none}.review li{overflow-wrap:anywhere;padding:2px 0}.review li.ok span:first-child{color:var(--yes)}.review li.bad span:first-child{color:var(--danger)}.tip{background:var(--no-bg);border-radius:8px;padding:8px 10px}.debug{background:var(--surface);border:2px dashed var(--accent);border-radius:var(--radius);z-index:10;width:min(420px,100vw - 24px);max-height:70vh;padding:12px;font-size:13px;position:fixed;bottom:12px;right:12px;overflow:auto;box-shadow:0 8px 30px #00000040}.debug h3{margin:0 0 8px}.debug dl div{margin-bottom:6px}.debug dt{font-weight:700}.debug dd{overflow-wrap:anywhere;margin:0;font-family:ui-monospace,monospace}.debug input{flex:1}.table-wrap{overflow-x:auto}table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%}th,td{text-align:left;border-bottom:1px solid var(--line);white-space:nowrap;padding:6px 10px}.style div{margin-bottom:10px}.style dt{font-weight:600}.style dd{margin:0}.export{flex-direction:column;align-items:flex-start;gap:4px;margin-top:20px;display:flex}.tuple-input{flex:0 90px;min-width:70px}.grid-editor .grid-cells{gap:4px;width:min(100%,280px);margin:0 auto 8px;display:grid}.grid-editor .cell{aspect-ratio:1;background:var(--bg);border-radius:6px;min-height:0;padding:0}.grid-editor .cell.on{background:var(--fg);border-color:var(--fg)}.mini-grid{vertical-align:middle;border:1px solid var(--line);background:var(--surface);border-radius:4px;gap:1px;width:46px;padding:2px;display:inline-grid}.mini-grid span{aspect-ratio:1;background:var(--bg);border-radius:1px}.mini-grid span.on{background:var(--fg)}.swatch-view{align-items:center;gap:6px;display:inline-flex}.swatch{border:1px solid var(--line);border-radius:4px;flex:none;width:18px;height:18px;display:inline-block}.palette-group{margin-bottom:8px}.palette-grid{gap:3px;display:grid}.palette .sw{aspect-ratio:1;border:2px solid #0000;border-radius:4px;min-height:0;padding:0}.palette .sw.tested-yes{border-color:var(--yes);box-shadow:0 0 0 2px var(--yes-bg)}.palette .sw.tested-no{border-color:var(--fg);opacity:.55}.log li .mini-grid,.exam-input .mini-grid{width:40px}