:root{--bg:#08080c;--surface:#121218;--surface-2:#1c1c24;--text:#f2f2f5;--text-dim:#9a9aa8;--volt:#c8f135;--cyan:#5dd6ff;--danger:#ff6b6b;--radius:12px;--parchment:#f5f2ec;--parchment-surface:#fdfbf7;--parchment-line:#e3ddd0;--parchment-text:#26231c;--parchment-dim:#6f6a5e;--parchment-accent:#4a5d23}body{transition:background-color 1.2s ease,color 1.2s ease}body[data-register=parchment]{background:var(--parchment);color:var(--parchment-text)}body[data-register=parchment] p{color:var(--parchment-dim)}body[data-register=parchment] h1,body[data-register=parchment] h2{color:var(--parchment-text)}body[data-register=parchment] .progress{color:var(--parchment-dim)}body[data-register=parchment] .card{background:var(--parchment-surface);border:1px solid var(--parchment-line)}body[data-register=parchment] button{background:#eae5da;color:var(--parchment-text)}body[data-register=parchment] button.primary{background:var(--parchment-text);color:var(--parchment)}body[data-register=parchment] input[type=email],body[data-register=parchment] input[type=text]{background:var(--parchment-surface);border-color:var(--parchment-line);color:var(--parchment-text)}.threshold{min-height:80dvh;display:grid;place-items:center;text-align:center;font-size:1.35rem;font-weight:600;letter-spacing:.02em;color:var(--volt);animation:threshold-in .9s ease both}@keyframes threshold-in{0%{opacity:0}to{opacity:1}}.badge-practice{display:inline-block;border:1px solid var(--cyan);color:var(--cyan);border-radius:999px;padding:4px 12px;font-size:.8rem;letter-spacing:.05em}.dial-labels{display:flex;justify-content:space-between;color:var(--text-dim);font-size:.85rem;font-style:italic}.gate-option{border:2px solid var(--surface-2);border-radius:var(--radius);padding:14px 16px;text-align:left;background:var(--surface);color:var(--text);font:inherit;cursor:pointer}*{box-sizing:border-box;margin:0;padding:0}body,html{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif}body,html,main{min-height:100dvh}main{max-width:480px;margin:0 auto;padding:24px 20px 48px;display:flex;flex-direction:column;gap:20px}h1{font-size:1.4rem;letter-spacing:.02em}h2{font-size:1.1rem;color:var(--text)}p{color:var(--text-dim);line-height:1.5}.card{background:var(--surface);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:16px}button{font:inherit;border:none;border-radius:var(--radius);padding:14px 18px;background:var(--surface-2);color:var(--text);cursor:pointer;min-height:52px}button.primary{background:var(--volt);color:#08080c;font-weight:600}button.option{border:2px solid var(--surface-2);text-align:left;font-size:1.05rem}button.option[data-selected=true]{border-color:var(--cyan);background:rgba(93,214,255,.08)}button:disabled{opacity:.45;cursor:default}input[type=email]{font:inherit;padding:14px;border-radius:var(--radius);border:1px solid var(--surface-2);background:var(--surface);color:var(--text);width:100%}input[type=range]{width:100%;accent-color:var(--volt);min-height:44px}.progress{color:var(--text-dim);font-size:.85rem;letter-spacing:.06em}.confidence-value{font-size:2rem;font-weight:700;color:var(--volt);text-align:center;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.trial-stats{display:flex;justify-content:space-between;color:var(--text-dim);font-size:.9rem;font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.cards-row{display:flex;flex-wrap:wrap;gap:8px;min-height:44px}.evidence-card{width:40px;height:56px;border-radius:8px;display:grid;place-items:center;font-weight:700;font-size:1.1rem;background:var(--surface-2)}.evidence-card.a{color:var(--volt);border:1px solid var(--volt)}.evidence-card.b{color:var(--cyan);border:1px solid var(--cyan)}.draft-banner{border:1px dashed var(--danger);border-radius:var(--radius);padding:8px 12px;color:var(--danger);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase}.commit-row{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}