:root{color-scheme:dark;font-family:Inter,system-ui,-apple-system,sans-serif;color:#e9f3ef;background:#071c31;--mint:#bbf2cd;--coral:#ff907f;--muted:#a6bfc9}*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 75% 0,#16485b 0,transparent 60%);min-width:300px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;border:0}button:focus-visible,a:focus-visible{outline:3px solid var(--mint);outline-offset:3px}button:disabled{opacity:.45;cursor:default}[hidden]{display:none!important}.shell{max-width:1120px;margin:auto;padding:22px 28px 35px}header{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #ffffff20;padding-bottom:20px}.brand{font-weight:850;letter-spacing:2px;font-size:14px;text-decoration:none;color:white}.brand span{color:var(--coral)}.utilities{display:flex;gap:8px}.utilities button{background:#ffffff0b;color:#d6e8ea;border:1px solid #ffffff22;border-radius:8px;padding:9px 12px;font-size:12px}.heading{display:flex;justify-content:space-between;align-items:end;margin:28px 0 22px}.eyebrow{font-size:10px;letter-spacing:1.8px;color:var(--mint);font-weight:750;margin:0 0 10px}h1{font-size:clamp(42px,7vw,72px);line-height:1;margin:0;letter-spacing:-3px;font-weight:850}h1 em{font-style:normal;color:var(--coral)}.tagline{font-size:14px;line-height:1.7;color:var(--muted);margin:0}.game-layout{display:grid;grid-template-columns:minmax(0,690px) minmax(235px,1fr);gap:24px}.play-column{min-width:0}.hud{display:flex;justify-content:space-between;gap:10px;background:#102e42;padding:15px 20px;border:1px solid #ffffff15;border-radius:16px 16px 0 0}.hud span{display:flex;flex-direction:column;gap:4px}.hud small{font-size:9px;letter-spacing:1.5px;color:#9ab5c3}.hud strong{font-size:22px;letter-spacing:-.5px}#hearts{font-size:17px;color:var(--coral);padding-top:5px}.stage{position:relative;overflow:hidden;border-radius:0 0 16px 16px;background:#75bbcc}canvas{display:block;width:100%;height:min(58vh,550px);min-height:280px;touch-action:none}.stage-overlay,.pause-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;flex-direction:column;background:linear-gradient(#05233844,#092334dc);padding:20px}.stage-overlay h2,.pause-overlay h2{font-size:clamp(26px,4vw,43px);letter-spacing:-1px;margin:12px 0 4px}.stage-overlay p,.pause-overlay p{line-height:1.8;color:#e4f1f1;font-size:14px;margin:8px 0 22px}.stamp{color:var(--mint);font-size:10px;letter-spacing:3px;border:1px solid #bbf2cd66;border-radius:4px;padding:7px 10px}.primary,.secondary{display:inline-flex;align-items:center;justify-content:center;gap:24px;border-radius:10px;padding:15px 19px;font-weight:750;font-size:14px;background:var(--mint);color:#102e31;min-height:48px}.secondary{background:#ffffff0a;border:1px solid #ffffff35;color:#e2eff0}.touch-controls{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:10px;margin-top:12px}.touch-controls button{min-height:54px;border-radius:12px;background:#1c3c4c;color:#eef8f6;border:1px solid #ffffff20;font-size:26px;touch-action:manipulation}.touch-controls button:nth-child(2){background:#c7f0d4;color:#183d37}.touch-controls span{font-size:10px;font-weight:800;letter-spacing:1px;vertical-align:middle}.control-note{font-size:10px;color:var(--muted);text-align:center;line-height:1.8}.challenge{border:1px solid #bcf0cf45;padding:25px 22px;border-radius:16px;background:linear-gradient(150deg,#244e50,#102e42)}.challenge h2{font-size:25px;line-height:1.2;letter-spacing:-.5px;margin:8px 0 14px}.challenge>p:not(.eyebrow){font-size:13px;color:#c0d4d6;line-height:1.8}.rule{font-size:12px;line-height:1.7;padding:13px 0;margin:15px 0;border-block:1px solid #ffffff20;color:var(--mint);font-weight:650}.challenge button{width:100%;font-size:12px;gap:6px}.challenge .small{font-size:10px!important;margin-bottom:0}.how{padding:22px 10px}.how h3{font-size:13px;margin:0 0 18px}.how p{font-size:12px;line-height:1.7;color:var(--muted)}.how b{display:inline-block;min-width:20px;font-size:16px;color:var(--mint)}.how .coral{color:var(--coral)}.how .navy{color:#8bafcf}.how .gold{color:#ffd878}.catalog{font-size:12px;color:#c5dddd;margin-left:10px}dialog{max-width:min(480px,calc(100vw - 30px));border:1px solid #90bcb7;background:#112f40;border-radius:20px;color:#e9f3ef;padding:30px;max-height:90dvh;overflow:auto}dialog::backdrop{background:#031624d9}dialog h2{font-size:32px;letter-spacing:-1px;margin:10px 0}#result-stats{color:var(--mint);font-size:14px;line-height:1.8}.reflection{border-block:1px solid #ffffff20;padding:18px 0;margin:18px 0}.reflection small{color:var(--mint);font-size:10px;letter-spacing:1px}.reflection p{font-size:14px;line-height:1.8}.result-actions{display:flex;gap:10px;flex-wrap:wrap}.result-actions button{flex:1;white-space:nowrap;font-size:12px}@media(max-width:720px){.shell{padding:14px 14px 25px}header{padding-bottom:13px}.heading{margin:20px 0 16px}.tagline{display:none}.eyebrow{font-size:9px}.game-layout{grid-template-columns:1fr;gap:16px}h1{font-size:44px}.hud{padding:12px 15px}canvas{height:48dvh;min-height:270px;max-height:480px}.touch-controls{position:relative;z-index:1}aside{display:grid;grid-template-columns:1fr}.challenge{padding:20px}.how{display:none}.catalog{margin:20px 5px}.challenge h2{font-size:22px}.brand{font-size:11px}.utilities button{padding:8px;font-size:11px}}@media(max-height:500px) and (orientation:landscape){.heading{margin:10px 0}h1{font-size:32px}.game-layout{grid-template-columns:1fr 220px}canvas{height:55vh;min-height:180px}.how{display:none}}

/* Both ready-state modes remain on the playfield; controls sit below it. */
.overlay-actions{display:grid;grid-template-columns:1.25fr 1fr;gap:10px;width:min(380px,100%)}.overlay-actions button{min-height:48px;padding:12px;font-size:13px;gap:8px}.stage-overlay .overlay-rule{font-size:11px;line-height:1.5;color:var(--mint);max-width:360px;margin:0 0 14px}.stage-overlay>p:not(.overlay-rule){margin:6px 0 12px;font-size:13px;line-height:1.6}@media(max-width:400px){.stage-overlay{padding:16px}.stage-overlay h2{font-size:27px}.stage-overlay .stamp{padding:5px 8px;font-size:9px}.overlay-actions{gap:8px}.overlay-actions button{font-size:12px}}
.stage-overlay>p.overlay-best{font-size:12px;font-weight:750;letter-spacing:.5px;color:#ffe6a2;margin:0 0 8px}.record{display:inline-block;margin:0;padding:6px 10px;border-radius:6px;background:#ffe6a2;color:#3d2a08;font-size:12px;font-weight:800;letter-spacing:.5px}
@media(max-height:600px){.stage-overlay:has(.overlay-best:not([hidden]))>p:not(.overlay-rule):not(.overlay-best){display:none}}

/* The picker replaces the course in normal flow, with its Play action in view. */
.rule-picker{padding:20px;border:1px solid #bbf2cd55;border-radius:16px;background:#102e42;max-height:calc(100dvh - 28px);overflow:auto;scroll-margin-top:14px}
.rule-picker h2{font-size:26px;letter-spacing:-.7px;margin:0 0 8px}.picker-note{font-size:12px;line-height:1.6;color:var(--muted);margin:0 0 16px}
.rule-option{display:flex;flex-direction:column;align-items:start;gap:7px;text-align:left;width:100%;min-height:94px;border:1px solid #ffffff30;border-radius:11px;padding:14px;background:#ffffff08;color:#edf7f2;touch-action:manipulation}
.rule-option small{color:var(--muted);font-size:9px;letter-spacing:1px}.rule-option strong{font-size:15px;line-height:1.3}.rule-option span{font-size:11px;line-height:1.5;color:var(--muted)}
.rule-option[aria-pressed="true"]{border-color:var(--mint);background:#bbf2cd16}.rule-option[aria-pressed="true"] small,.rule-option[aria-pressed="true"] span{color:var(--mint)}
.daily-option{margin-bottom:10px}.local-options{display:grid;grid-template-columns:1fr 1fr;gap:10px}.picker-preview{font-size:12px;line-height:1.6;color:var(--mint);margin:14px 0 0;min-height:38px}
.picker-actions{position:sticky;bottom:-20px;display:grid;grid-template-columns:1fr auto;gap:10px;margin-top:10px;padding:12px 0 20px;background:#102e42;box-shadow:0 -8px 12px #102e42}.picker-actions button{min-height:48px;padding:12px;font-size:12px;gap:8px}
@media(max-width:720px){.utilities button{min-height:44px}.rule-picker{padding:16px}.rule-picker h2{font-size:24px}.rule-option{padding:12px}.picker-actions{bottom:-16px;padding-bottom:16px}.local-options{gap:8px}.rule-option strong{font-size:14px}}