.decision-experiment{margin-block:12px 54px}
.decision-surface{--decision-a:#b6dba1;--decision-b:#c9b2e8;position:relative;border:1px solid var(--line);border-radius:32px;overflow:hidden;background:var(--surface);box-shadow:var(--elevation-1)}
:root[data-theme=light] .decision-surface{--decision-a:#496d35;--decision-b:#785894}
.decision-intro{padding:30px 36px 0;max-width:660px}
.decision-intro h2{font-size:clamp(26px,3.2vw,38px);line-height:1.15;letter-spacing:-.035em;margin:0 0 12px}
.decision-intro>p:last-child{font-size:16px;color:var(--muted);line-height:1.65;margin:0}
.decision-stage{position:relative;height:390px;margin:8px 24px 0;isolation:isolate}
.decision-stage canvas{display:block;width:100%;height:100%}
.decision-target{position:absolute;display:grid;place-items:center;width:48px;height:48px;margin:-24px 0 0 -24px;border-radius:50%;border:1px solid currentColor;background:var(--surface);font:inherit;font-size:14px;font-weight:600;color:var(--decision-a);cursor:grab;touch-action:none;box-shadow:0 4px 16px #0002}
.decision-target-b{color:var(--decision-b)}
.decision-target:active{cursor:grabbing}
.decision-target:focus-visible{outline:3px solid var(--ink);outline-offset:5px}
.decision-start{position:absolute;bottom:5px;left:0;right:0;text-align:center;font-size:11px;color:var(--muted);pointer-events:none}
.decision-controls{display:flex;align-items:center;justify-content:space-between;gap:32px;padding:26px 36px 16px;border-top:1px solid var(--line)}
.decision-slider{max-width:440px;flex:1;min-width:0}
.decision-slider label{display:block;font-size:13px;font-weight:600;margin-bottom:10px}
.decision-slider input{display:block;width:100%;accent-color:var(--green);cursor:pointer;min-height:24px;margin:0}
.decision-slider>span{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-top:3px}
.decision-run{white-space:nowrap;font-family:inherit;cursor:pointer}
.decision-run:disabled{opacity:.5;cursor:wait}
.decision-status{padding:0 36px;margin:0 0 18px;color:var(--muted);font-size:12px;line-height:1.6}
.decision-explanation{margin:0 36px 26px;color:var(--muted);max-width:760px;font-size:12px;line-height:1.7}
.decision-explanation summary{cursor:pointer;color:var(--green);min-height:44px;padding-block:10px;list-style:none;display:flex;align-items:center;gap:12px}
.decision-explanation summary::-webkit-details-marker{display:none}
.decision-explanation summary::after{content:"+";font-size:20px;line-height:1}
.decision-explanation[open] summary::after{content:"−"}
.decision-explanation p{margin:10px 0}
@media(max-width:640px){.decision-experiment{margin-block:4px 32px}.decision-surface{border-radius:24px}.decision-intro{padding:24px 22px 0}.decision-intro>p:last-child{font-size:14px}.decision-stage{height:330px;margin-inline:8px}.decision-controls{padding:20px 22px 14px;gap:18px;flex-wrap:wrap}.decision-slider{flex-basis:100%;max-width:none}.decision-run{width:100%;justify-content:center}.decision-status{padding-inline:22px}.decision-explanation{margin-inline:22px}}

.decision-surface{--decision-c:#ecc389}
:root[data-theme=light] .decision-surface{--decision-c:#886026}
.decision-target-c{color:var(--decision-c)}
.decision-target[hidden]{display:none}
.decision-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:24px 32px}
.decision-slider{max-width:none;width:100%}
.decision-slider output{float:right;font-variant-numeric:tabular-nums;color:var(--muted)}
.decision-slider select{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:12px;min-height:44px;padding:8px 12px;width:100%}
.decision-slider input{min-height:44px}
@media(max-width:640px){.decision-controls{grid-template-columns:minmax(0,1fr);gap:18px}}

.decision-surface{--decision-d:#8ecbd6;--decision-e:#edaaa2}
:root[data-theme=light] .decision-surface{--decision-d:#286c7b;--decision-e:#a34b43}
.decision-target-d{color:var(--decision-d)}.decision-target-e{color:var(--decision-e)}
.decision-views{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,1fr);align-items:center}
.decision-belief{min-width:0;margin:16px 24px 20px 0;padding:20px;border:1px solid var(--line);border-radius:20px;background:var(--paper)}
.decision-belief h3{font-size:15px;letter-spacing:0}
.decision-belief-stage{height:230px;width:100%}
.decision-belief-stage canvas{display:block;width:100%;height:100%}
.decision-belief-values{display:flex;gap:8px 14px;flex-wrap:wrap;font-size:12px;font-weight:600;font-variant-numeric:tabular-nums}
.decision-belief-caption{font-size:11px;line-height:1.6;color:var(--muted);margin-top:12px}
@media(max-width:760px){.decision-views{grid-template-columns:minmax(0,1fr)}.decision-belief{margin:8px 22px 22px}.decision-belief-stage{height:210px}}

.decision-threshold-pair{display:grid;grid-template-columns:minmax(0,1fr);gap:10px;align-self:start;min-width:0}

.decision-controls{align-items:start}

.decision-slider .decision-noise-off{display:flex;align-items:center;gap:8px;min-height:36px;margin:6px 0 0;font-size:12px;font-weight:400;cursor:pointer}
.decision-slider .decision-noise-off input{width:18px;height:18px;min-height:18px;flex:none;margin:0}
.decision-slider input:disabled{opacity:.35;cursor:default}

.decision-status{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.decision-outcomes{margin:4px 36px 18px}
.decision-outcome-title{display:block;font-size:11px;color:var(--muted);margin-bottom:8px}
.decision-outcome-bar{display:flex;height:8px;border-radius:4px;overflow:hidden;background:var(--line)}
.decision-outcome-bar>span{display:block;height:100%}
.decision-outcome-legend{display:flex;flex-wrap:wrap;gap:6px 16px;margin-top:8px;font-size:11px;color:var(--muted);font-variant-numeric:tabular-nums}
.decision-outcome-legend>span{display:inline-flex;align-items:center;gap:5px}
.decision-outcome-legend i{display:block;width:6px;height:6px;border-radius:50%}
@media(max-width:640px){.decision-outcomes{margin-inline:22px}}

.decision-field-controls{display:grid;grid-template-columns:auto auto minmax(0,1fr);align-items:center;gap:8px 12px;margin:22px 36px 0;font-size:12px;color:var(--muted)}
.decision-field-controls select{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:8px 12px;min-height:44px}
.decision-field-legend{display:grid;grid-template-columns:64px minmax(0,1fr);grid-template-rows:16px;align-content:center;align-items:center;gap:0 10px;min-width:0;height:24px;min-height:24px;max-height:24px;overflow:hidden;font-size:10px}
.decision-field-range{white-space:nowrap}
.decision-field-legend[hidden]{display:grid;visibility:hidden}
.decision-field-controls select[hidden]{display:none}
.decision-field-scale{width:64px;height:6px;border-radius:4px;border:1px solid var(--line);background:var(--field-gradient,transparent)}
@media(max-width:1000px){.decision-field-controls{grid-template-columns:auto minmax(0,1fr)}.decision-field-legend{grid-column:1/-1}}
@media(max-width:640px){.decision-field-controls{margin-inline:22px;grid-template-columns:minmax(0,1fr)}.decision-field-legend{grid-column:1}}

.decision-field-buttons{display:flex;flex-wrap:wrap;gap:4px}
.decision-field-buttons button{font:inherit;border:1px solid transparent;border-radius:12px;min-height:44px;padding:8px 12px;background:transparent;color:var(--muted);cursor:pointer}
.decision-field-buttons button[aria-pressed=true]{background:var(--soft);border-color:var(--line);color:var(--ink)}
.decision-field-buttons button:focus-visible{outline:2px solid var(--green);outline-offset:2px}

.decision-run-actions{display:flex;align-items:center;flex-wrap:wrap;gap:10px}
.decision-switch[hidden]{display:none}
@media(max-width:640px){.decision-run-actions{flex-direction:column;align-items:stretch}}

.decision-preferences{margin:0 36px 18px;font-size:12px;color:var(--muted)}
.decision-preferences summary{display:flex;align-items:center;gap:10px;min-height:44px;cursor:pointer;list-style:none;color:var(--ink)}
.decision-preferences summary::-webkit-details-marker{display:none}
.decision-preferences summary::after{content:"+";font-size:20px;margin-left:auto}
.decision-preferences[open] summary::after{content:"−"}
.decision-preference-summary{font-size:11px;color:var(--muted)}
.decision-preference-body{border:1px solid var(--line);border-radius:16px;padding:14px 16px}
.decision-preference-body>p{margin:0 0 12px;font-size:12px;line-height:1.6}
.decision-preference-options{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 28px}
.decision-preference-option[hidden]{display:none}
.decision-preference-option label{margin:0;font-size:12px}
.decision-preference-option input{accent-color:var(--preference-color)}
.decision-preference-dot{display:inline-block;width:7px;height:7px;border-radius:50%;background:var(--preference-color);margin-right:6px}
.decision-preference-equal{font:inherit;background:transparent;border:0;color:var(--green);min-height:44px;padding:6px 0;cursor:pointer}
.decision-preferences summary:focus-visible,.decision-preference-equal:focus-visible{outline:2px solid var(--green);outline-offset:3px;border-radius:6px}
@media(max-width:640px){.decision-preferences{margin-inline:22px}.decision-preference-options{gap:8px 18px}}


/* Run count and trajectory view are independent controls kept together. */
.decision-run-settings{display:grid;grid-template-columns:minmax(100px,1fr) minmax(140px,1fr);gap:16px;min-width:0}
.decision-view-control>span{display:block;font-size:13px;font-weight:600;margin-bottom:10px}
.decision-view-buttons{display:flex;gap:3px;padding:3px;min-height:44px;border:1px solid var(--line);border-radius:12px;background:var(--surface)}
.decision-view-buttons button{flex:1;min-width:0;min-height:44px;padding:6px 10px;border:0;border-radius:8px;font:inherit;font-size:13px;background:transparent;color:var(--muted);cursor:pointer}
.decision-view-buttons button[aria-pressed=true]{background:var(--button-bg);color:var(--button-fg)}
.decision-view-buttons button:focus-visible{outline:2px solid var(--green);outline-offset:3px}
.decision-switch:disabled{opacity:.45;cursor:default}
@media(max-width:360px){.decision-run-settings{grid-template-columns:minmax(80px,1fr) minmax(130px,1.3fr);gap:10px}}

.decision-run-settings select{min-height:52px}