@charset "UTF-8";
:root{--cream:#fbf4e7;--paper:#fffaf1;--ink:#333f36;--muted:#7f8273;--orange:#eb8658;--orange-dark:#bd5938;--mint:#cee2d2;--line:#dfdecd;--yellow:#e6e487;--peach:#f1c7aa;font-family:"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,system-ui,sans-serif;color:var(--ink);background:var(--cream);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background-image:radial-gradient(#d5cbb44d .7px,transparent .7px);background-size:7px 7px}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit}button:disabled{cursor:default;opacity:.45}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #448a86;outline-offset:5px}button{touch-action:manipulation}a{color:inherit}.paper{max-width:1232px;padding:0 46px;margin:auto}.header{height:111px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;font-size:12px;letter-spacing:2.8px;line-height:1.2;font-weight:800}.brand strong{font-size:25px;letter-spacing:5px}.edition{font-family:Georgia,serif;font-size:14px;color:var(--muted)}.edition i{font-family:monospace;padding-left:18px;font-style:normal;font-size:12px}.help-link{font-size:12px;font-weight:700;text-decoration:none}.help-link span{padding-left:12px;font-size:17px}.intro{padding:43px 0 32px;display:flex;align-items:center;justify-content:space-between;gap:20px}.eyebrow{font-size:11px;letter-spacing:2.5px;font-weight:700;display:flex;align-items:center;gap:8px;margin:0 0 13px}.eyebrow span{width:6px;height:6px;border-radius:50%;background:var(--orange)}h1{font-size:clamp(27px,3.4vw,41px);letter-spacing:2px;line-height:1.5;margin:0;font-weight:800}h1>span{color:var(--orange)}.mobile-break{display:none}.subtitle{font-size:12px;color:#747969;line-height:1.8;margin:10px 0 0}.club-stamp{border:1.5px solid #a2b69b;border-radius:50%;width:94px;height:94px;display:flex;flex-direction:column;align-items:center;justify-content:center;line-height:.8;color:#718c70;font-family:Georgia,serif;font-size:14px;transform:rotate(12deg);flex-shrink:0;box-shadow:0 0 0 4px var(--cream),0 0 0 5px #a2b69b}.club-stamp span{font-size:16px;font-weight:700;line-height:1.1}.play-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:25px;align-items:start}.machine{background:#e8eddf;border:1.5px solid #a0ae99;border-radius:20px 20px 28px 28px;padding:0 20px;box-shadow:0 7px 0 #c2ccb7,0 13px 24px #53644b13;overflow:hidden}.machine-top{height:41px;display:flex;align-items:center;justify-content:space-between;font-family:monospace;font-size:9px;letter-spacing:1.7px;font-weight:600}.machine-top span:first-child{display:flex;align-items:center;gap:9px}.machine-top i{display:block;background:#b5bda9;border-radius:50%;width:5px;height:5px}.machine-top i.on{background:#74a66f;box-shadow:0 0 7px #67c47d}.machine-top #machine-status{font-size:8px;letter-spacing:.8px;color:#7b8a71}.screen-shell{position:relative;width:100%;aspect-ratio:4/3;background:#fff7e5;border-radius:11px;overflow:hidden;box-shadow:0 0 0 3px #7b8b761f;border:2px solid #788771}canvas{display:block;width:100%;height:100%;object-fit:contain;outline:none;background:#fbf4e7}canvas:focus{box-shadow:inset 0 0 0 2px #7e9f76}.screen-overlay{position:absolute;inset:0;background:#fff8eaf7;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:18px;text-align:center}.screen-overlay[hidden]{display:none}.ready-art{position:relative;height:104px;width:235px;display:flex;align-items:flex-end;justify-content:center;margin-top:4px;margin-bottom:18px}.toy{display:flex;align-items:center;justify-content:center;border-radius:50%;border:2px solid #4e5241;font-family:system-ui,sans-serif;position:relative;font-weight:800;box-shadow:inset -5px -6px 0 #0000000c}.toy-tennis{width:60px;height:60px;background:#d8dc87;transform:rotate(-18deg);font-size:19px;z-index:1;margin-right:-6px}.toy-tennis:before{content:"";position:absolute;inset:5px 14px;border-left:2px solid #f9f7dd;border-right:2px solid #f9f7dd;border-radius:50%}.toy-baseball{width:83px;height:83px;background:#fffaf0;z-index:2;transform:rotate(-4deg);font-size:26px;align-self:flex-start;margin-top:7px}.toy-baseball:before{content:"";position:absolute;inset:8px 12px;border-left:3px dashed #d98672;border-right:3px dashed #d98672;border-radius:50%}.toy-basketball{width:85px;height:85px;background:#efb481;transform:rotate(15deg);margin-left:-9px;font-size:26px}.toy-basketball:before{content:"";position:absolute;inset:3px 15px;border-left:1px solid #7c5d37;border-right:1px solid #7c5d37;border-radius:50%}.spark{color:#ce9261;position:absolute}.s1{left:3px;top:9px;font-size:23px}.s2{right:12px;top:-5px;font-size:26px}.screen-kicker{font:9px monospace;letter-spacing:2px;color:#96937b;margin:0 0 10px}.screen-overlay h2{font-size:25px;line-height:1.6;letter-spacing:3px;margin:0 0 19px;font-weight:800}.play-button{background:var(--orange);border:1.5px solid #bc6749;border-radius:100px;padding:12px 25px 12px 30px;min-width:175px;font-size:15px;font-weight:800;letter-spacing:2px;box-shadow:0 4px 0 #bd694c;transition:transform .1s,box-shadow .1s}.play-button:hover{background:#ed956b}.play-button:active{transform:translateY(3px);box-shadow:0 1px 0 #bd694c}.play-button span{font-size:11px;margin-left:15px}.boot-note{font-size:9px;color:#888574;max-width:90%;line-height:1.7;margin:15px 0 0;min-height:16px}.load-track{height:4px;width:145px;border-radius:4px;background:#e8dec8;margin-top:12px;overflow:hidden}.load-track span{display:block;height:100%;width:40%;background:var(--orange);animation:loading 1.3s ease-in-out infinite}.control-deck{height:73px;display:flex;align-items:center;justify-content:space-between;gap:12px}.directions{display:flex;align-items:center;gap:6px}.directions>span{font-size:9px;color:#76816e;padding-left:4px}.control-key,.minor-button{background:#f5f5e9;border:1px solid #a9b69e;border-radius:10px;min-width:36px;height:34px;font-size:18px;box-shadow:0 3px 0 #b9c4af}.control-key.pressed,.control-key:active,.minor-button:active{transform:translateY(2px);box-shadow:0 1px 0 #b9c4af}.drop-button{border:1px solid #b77558;border-radius:50px;background:#efac83;padding:11px 19px;font-size:11px;font-weight:700;letter-spacing:.3px;box-shadow:0 3px 0 #c08c69;flex-shrink:0}.drop-button:active{transform:translateY(2px);box-shadow:0 1px 0 #c08c69}.drop-button span{font-family:monospace;font-size:8px;border:1px solid #bb8d70;border-radius:3px;padding:2px 4px;margin-left:7px;opacity:.8}.minor-button{min-width:33px}.machine-bottom{height:29px;display:flex;justify-content:space-between;align-items:flex-start;font-family:monospace;font-size:7px;letter-spacing:1.5px;color:#8c9981}.vents{letter-spacing:4px;font-size:12px;line-height:9px;color:#b8c3ad}.sidebar{display:flex;flex-direction:column;gap:15px}.note-card{background:#fffcf4;border:1px solid #dfdecd;border-radius:15px;padding:24px 22px 20px}.card-index{font:9px monospace;color:#8a907e;letter-spacing:1.4px}.note-card h2{font-size:23px;line-height:1.6;letter-spacing:1.5px;margin:18px 0 22px}.note-card ol{list-style:none;margin:0;padding:0;display:grid;gap:17px}.note-card li{display:flex;gap:13px;font-size:11px;line-height:1.75;align-items:flex-start}.note-card li>span{background:#f4e8d0;border-radius:50%;width:22px;height:22px;display:grid;place-items:center;flex-shrink:0;font:11px Georgia,serif}.note-card small{font-size:9px;color:#979585}.note-card strong{color:#bf754e;font-size:12px}.small-note{border-top:1px dashed #dedac9;padding-top:17px;margin:20px 0 0;font-size:10px;color:#96937e;line-height:1.9}.goal-card{border:1px solid #ddccad;background:#f5e4be;border-radius:14px;padding:18px 20px}.goal-card>div{display:flex;align-items:center;gap:12px;margin-top:12px}.goal-card p{font-size:11px;line-height:1.9;margin:0}.goal-card strong{font-size:13px}.goal-ball{border:1.5px solid #80613d;background:#e9ab77;border-radius:50%;width:52px;height:52px;display:grid;place-items:center;font-size:18px;font-weight:800;position:relative;flex-shrink:0}.goal-ball:after{content:"";position:absolute;inset:1px 10px;border-left:1px solid #80613d;border-right:1px solid #80613d;border-radius:50%}.goal-caption{display:block;font:8px monospace;letter-spacing:.4px;margin-top:12px;color:#a08a63;text-align:right}.utility-row{display:flex;gap:13px;justify-content:center}.utility-row button{background:none;border:none;padding:4px 0;font-size:10px;color:#8a917f}.utility-row button:hover{text-decoration:underline}.collection{margin-top:57px;border-top:1px solid var(--line);padding:29px 0 27px}.section-label{display:flex;align-items:baseline;gap:20px;flex-wrap:wrap}.section-label h2{font-size:16px;letter-spacing:1px;margin:0}.section-label p{font-size:10px;color:#959483;margin:0 0 0 auto}.ball-lineup{display:grid;grid-template-columns:repeat(11,1fr);gap:7px;margin-top:24px}.ball-card{display:flex;flex-direction:column;align-items:center;gap:3px;text-align:center;min-width:0}.ball-icon{width:100%;height:58px;display:flex;align-items:center;justify-content:center}.ball-icon svg{max-width:58px;width:100%;height:56px;overflow:visible}.ball-card b{font-size:9px;white-space:nowrap;letter-spacing:-.4px;font-weight:600}.ball-card small{font:9px monospace;color:#9d9b87}.ball-card .tier{font:8px monospace;color:#a5ac96;padding-bottom:3px}.size-note{font-size:9px;color:#a29b87;line-height:1.8;text-align:right;margin:22px 0 0}.experiment{border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:28px}.experiment summary{list-style:none;display:flex;align-items:center;gap:16px;cursor:pointer;padding:19px 0;font-size:11px;font-weight:700}.experiment summary::-webkit-details-marker{display:none}.experiment summary small{font-size:9px;color:#9a9d89;font-weight:400}.experiment summary .plus{margin-left:auto;color:#8e9981}.experiment[open] .plus{transform:rotate(45deg)}.experiment-body{padding:0 0 20px;font-size:11px;line-height:1.9;color:#79816f}.experiment-body a{text-underline-offset:3px}.diagnostic-row{display:flex;align-items:center;justify-content:space-between;gap:15px;font:10px monospace}.diagnostic-row button{background:var(--paper);border:1px solid var(--line);border-radius:5px;padding:5px 10px;font-size:10px}pre{font:10px/1.65 monospace;overflow:auto;max-height:180px;background:#eeeee0;border:1px solid #daddc9;border-radius:8px;padding:12px;white-space:pre-wrap;word-break:break-word}footer{display:flex;justify-content:space-between;font:9px monospace;letter-spacing:.4px;color:#a1a18b;padding-bottom:30px}footer b{color:#c28f5e;margin-left:12px}#toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#333f36eb;color:#fff9e9;padding:12px 20px;border-radius:50px;font-size:12px;z-index:20;text-align:center;max-width:90vw}body:has(.screen-shell:fullscreen){background:var(--ink)}.screen-shell:fullscreen{border:none;background:#23291f;display:flex;align-items:center;justify-content:center;aspect-ratio:auto;border-radius:0}.screen-shell:fullscreen canvas{height:100%;width:auto;max-width:100%;object-fit:contain}.screen-shell:fullscreen .screen-overlay{font-size:1.2em}@keyframes loading{from{transform:translateX(-100%)}to{transform:translateX(350%)}}
@media(min-width:1350px){.paper{padding:0 38px}.play-layout{grid-template-columns:minmax(0,1fr) 250px;gap:30px}.note-card{padding:27px 25px}.note-card ol{gap:20px}.note-card h2{margin:20px 0 26px}.small-note{margin-top:24px;padding-top:20px}}
@media(max-width:1020px){.paper{padding:0 26px}.play-layout{grid-template-columns:minmax(0,1fr) 215px;gap:19px}.machine{padding:0 14px}.directions>span{display:none}.drop-button{padding:10px 14px}.drop-button span{display:none}.note-card{padding:20px 18px}.note-card h2{font-size:21px;margin:16px 0}.note-card ol{gap:14px}.goal-card{padding:15px}.goal-card p{font-size:10px}.goal-card strong{font-size:11px}.goal-ball{width:44px;height:44px;font-size:16px}.section-label p{margin-left:0;width:100%}.ready-art{transform:scale(.85);margin-top:-8px;margin-bottom:3px;height:94px}.screen-overlay h2{font-size:21px;margin-bottom:15px}.screen-kicker{font-size:8px}.play-button{padding:10px 22px;font-size:13px}.boot-note{font-size:8px}}
@media(max-width:760px){.header{height:85px}.edition{display:none}.paper{padding:0 18px}.brand img{width:43px;height:43px}.brand strong{font-size:20px}.brand{font-size:10px;letter-spacing:2px;gap:9px}.intro{padding:30px 0 24px}.intro h1{font-size:31px;line-height:1.5}.eyebrow{font-size:9px;letter-spacing:1px}.subtitle{font-size:10px;max-width:290px}.club-stamp{width:72px;height:72px;font-size:10px;margin:0 6px}.club-stamp span{font-size:13px}.play-layout{display:block}.sidebar{display:grid;grid-template-columns:1fr 1fr;margin-top:26px;gap:12px}.note-card{grid-column:1/-1;display:grid;grid-template-columns:1fr 2fr;gap:0 12px}.note-card>.card-index{grid-column:1/-1;margin-bottom:7px}.note-card h2{font-size:20px}.note-card ol{grid-row:2/4;grid-column:2}.small-note{grid-column:1;border:0;padding:0;font-size:8px;margin:3px 0 0}.goal-card{grid-column:1}.utility-row{grid-column:2;align-self:center;flex-direction:column;gap:15px}.machine{border-radius:18px 18px 25px 25px}.screen-overlay h2{font-size:24px}.ready-art{transform:none;margin-bottom:12px;margin-top:3px}.directions>span{display:inline}.drop-button span{display:inline}.collection{margin-top:33px}.ball-lineup{grid-template-columns:repeat(6,1fr);row-gap:18px}.ball-card b{font-size:9px}.size-note{text-align:left}.experiment summary{gap:8px;flex-wrap:wrap}.experiment summary small{font-size:8px}.section-label{gap:10px}.section-label h2{font-size:14px}footer{font-size:8px;gap:15px}.mobile-break{display:block}}
@media(max-width:420px){.paper{padding:0 12px}.club-stamp{width:58px;height:58px;font-size:9px}.club-stamp span{font-size:11px}.intro h1{font-size:28px}.machine{padding:0 10px}.machine-top{font-size:8px;letter-spacing:1px}.machine-top #machine-status{font-size:7px}.control-deck{gap:6px;height:65px}.directions>span{display:none}.drop-button{font-size:10px;padding:10px 12px}.drop-button span{display:none}.ready-art{transform:scale(.75);height:77px;margin:0 0 3px}.screen-overlay h2{font-size:19px;margin:0 0 12px}.screen-kicker{font-size:7px;margin-bottom:7px}.play-button{font-size:12px;padding:9px 15px;min-width:145px}.boot-note{font-size:7px;margin-top:10px}.screen-overlay{padding:10px}.machine-bottom{font-size:6px;letter-spacing:1px}.note-card{padding:18px 14px;gap:0 8px}.note-card h2{font-size:18px}.note-card li{font-size:10px;gap:8px}.note-card small{font-size:8px}.note-card strong{font-size:11px}.note-card li>span{width:19px;height:19px}.experiment summary small{display:none}.ball-lineup{gap:4px}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* Keep the play controls in reach on an ordinary laptop display. */
@media(min-width:1021px){.paper{max-width:1080px;padding:0 30px}.header{height:88px}.intro{padding:28px 0 25px}h1{font-size:35px}.play-layout{grid-template-columns:minmax(0,1fr) 225px;gap:23px}.note-card{padding:22px 20px}.note-card h2{font-size:21px;margin:16px 0 20px}.note-card ol{gap:17px}.small-note{margin-top:20px;padding-top:16px}.machine{padding:0 15px}.directions>span{font-size:8px}.drop-button{padding:10px 15px}.collection{margin-top:42px}}
/* Scene guidance and accessible controller configuration. */
.scene-hint{font-size:10px;line-height:1.7;color:#61725e;margin:-4px 0 12px;text-align:center;min-height:17px;letter-spacing:.3px}
.utility-row{flex-wrap:wrap;gap:8px 14px}.utility-row button{font-size:11px;min-height:30px}
.controller-panel{border:1px solid var(--line);background:var(--paper);border-radius:14px;padding:0 22px;margin-top:29px;color:var(--ink)}
.controller-panel summary{display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer;font-size:12px;font-weight:700;min-height:54px;list-style:none}
.controller-panel summary:after{content:'＋';font-size:19px;font-weight:400;color:#87947e}.controller-panel[open] summary:after{content:'−'}
.controller-panel p{font-size:11px;line-height:1.9;color:#76816e}.controller-panel label{font-size:11px;line-height:1.8}.controller-panel button{border:1px solid #c8ceba;background:#f3efdf;border-radius:8px;padding:8px 12px;font-size:11px;min-height:36px}.controller-panel select{font:inherit;font-size:11px;color:var(--ink);background:#fffdf6;border:1px solid #c5ceba;border-radius:8px;padding:9px;max-width:100%}.controller-panel input{accent-color:#799b73}
.controller-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px 14px;margin:18px 0}.controller-binding{display:flex;align-items:center;justify-content:space-between;gap:10px;background:#f5f1e4;padding:10px;border-radius:9px}.controller-live{font-family:monospace;font-size:11px;line-height:1.7;background:#eaf0e3;border-radius:8px;padding:12px;overflow-wrap:anywhere}.controller-panel fieldset{border:1px solid #dedeca;border-radius:10px;margin:15px 0;padding:14px}.controller-panel legend{font-size:11px;padding:0 7px}.controller-panel [role=status]{color:#627b60}.controller-panel kbd{font:10px monospace;border:1px solid #c6cbb9;border-radius:4px;padding:2px 5px;background:#fffdf6}
@media(max-width:760px){.controller-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.utility-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.controller-panel{padding:0 15px}.controller-panel summary{font-size:11px}.scene-hint{font-size:9px}}
@media(max-width:420px){.controller-grid{grid-template-columns:1fr}.scene-hint{font-size:8px}}
/* Published requirements distinguish upstream guidance from this build's measurements. */
.header-links{display:flex;align-items:center;gap:22px}
.requirements{border-top:1px solid var(--line);padding:30px 0 32px;scroll-margin-top:24px}
.requirements-lead{font-size:20px;line-height:1.7;letter-spacing:.7px;margin:22px 0 6px}
.requirements-lead strong{color:#5b7d60}.requirements-intro{font-size:11px;line-height:1.8;color:#75806e;margin:0 0 22px}
.requirements-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:13px;margin:0}
.requirements-grid>div{background:#fffaf1;border:1px solid #dce0cd;border-radius:13px;padding:18px 19px}
.requirements-grid dt{font-size:11px;font-weight:700;color:#71816c;display:flex;align-items:center;gap:10px;margin-bottom:13px}
.requirements-grid dt span{font:9px monospace;letter-spacing:1px;color:#a2ab93}.requirements-grid dd{margin:0;font-size:12px;line-height:1.8}
.requirements-grid dd strong{font-weight:700}.requirements-grid dd small{display:block;color:#7b806f;font-size:11px;line-height:1.9;margin-top:7px}
.requirements-note{background:#eef0e3;border-radius:10px;font-size:11px;line-height:1.9;color:#737e69;padding:14px 17px;margin:18px 0 12px}
.requirements-sources{display:flex;gap:8px 18px;flex-wrap:wrap;font-size:10px;line-height:1.8;color:#7c8570;margin:0}.requirements-sources a{text-underline-offset:4px}
@media(max-width:760px){.header-links{gap:16px}.header-links .help-link{font-size:10px}.help-link span{padding-left:3px}.requirements-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.requirements-lead{font-size:17px}.requirements-grid>div{padding:16px}.requirements{padding-top:25px}}
@media(max-width:500px){.requirements-grid{grid-template-columns:1fr}.requirements-lead{font-size:16px}.requirements-grid dt{margin-bottom:7px}.requirements-sources{gap:8px 12px}}
/* Browser output controls; timing and mixing stay in the actual PS2 program. */
.audio-controls{display:flex;align-items:center;gap:8px;flex-wrap:wrap;padding:9px 0 12px;border-top:1px solid #ccd5c2;font-size:10px;color:#60735b}
.audio-controls button{border:1px solid #adbaa2;border-radius:7px;background:#f6f5e8;min-height:30px;padding:5px 10px;font-size:10px}
.audio-controls button[aria-pressed=true]{background:#d3dec9}.audio-controls label{margin-left:4px}.audio-controls input{accent-color:#6c956b;width:106px;max-width:25vw;height:22px;margin:0}.audio-controls output{font:10px monospace;min-width:32px}.audio-controls [role=status]{margin-left:auto;font-size:9px}.audio-controls [hidden]{display:none}
.audio-diagnostics{font:10px/1.8 monospace;background:#edf0e3;border-radius:7px;padding:9px 12px;overflow-wrap:anywhere}
.audio-qa{border:1px solid #cbd6c0;border-radius:10px;padding:15px;margin:14px 0}.audio-qa[hidden]{display:none}.audio-qa>div{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.audio-qa button,.audio-qa select{font:inherit;border:1px solid #bfccb3;border-radius:6px;background:#fffdf4;padding:6px 10px;min-height:32px}.audio-qa p{margin:8px 0}.audio-qa strong{color:#506f51}
@media(max-width:500px){.audio-controls{gap:7px}.audio-controls [role=status]{width:100%;margin-left:0;text-align:right}.audio-controls input{width:110px;max-width:32vw}}