@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Instrument+Serif:ital@0;1&display=swap');
:root{font-family:'DM Sans',sans-serif;color:#263b33;background:#f7f5ee;font-synthesis:none;--green:#304e3f;--orange:#c76c42;--line:#dedfd3;--muted:#737b6d}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input,label{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:wait;opacity:.65}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #c76c42;outline-offset:5px}button{color:inherit}button{transition:background .18s,transform .18s}button:hover{filter:brightness(.95)}[hidden]{display:none!important}.site-header{height:105px;max-width:1480px;padding:0 64px;margin:auto;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-size:30px;font-weight:700;letter-spacing:-1.5px;display:flex;align-items:center;gap:12px}.brand svg{width:31px;height:31px;transform:rotate(-9deg)}.brand-dot{font-size:10px;align-self:flex-start;margin-top:8px;letter-spacing:0;margin-left:-6px}.header-note{font-size:9px;letter-spacing:1.8px;display:flex;gap:10px;align-items:center}.tiny-dot{display:inline-block;background:#859676;width:6px;height:6px;border-radius:100%;flex-shrink:0}.back-link{font-size:11px;color:#687464}.back-link span{margin-left:13px}main{max-width:1480px;margin:auto;padding:0 64px}.welcome{padding:70px 0 65px;display:grid;grid-template-columns:minmax(370px,.95fr) 1.1fr;gap:6.5%;align-items:center}.eyebrow{font-size:9px;font-weight:600;letter-spacing:1.9px;margin:0 0 23px;display:flex;align-items:center;gap:9px}.mini-star{font-size:23px;font-weight:400;color:var(--orange)}h1,h2,p{margin-top:0}.welcome h1{font-family:'Instrument Serif',Georgia,serif;font-size:clamp(64px,6.8vw,100px);line-height:.97;letter-spacing:-3px;font-weight:400;margin:0 0 24px}em{font-weight:400;color:#6b795e}.intro{font-size:13px;line-height:1.85;color:#6b7569;margin-bottom:28px}.create-card{max-width:480px;padding:20px;background:#fffcf6;border:1px solid var(--line);border-radius:10px;box-shadow:0 7px 24px #3e493508}.drop-zone{border:1px dashed #a9b1a0;border-radius:5px;background:#f5f5ec;display:flex;align-items:center;gap:14px;padding:19px 15px;position:relative;cursor:pointer}.drop-zone.drag-over{background:#e5ead8;border-color:var(--green)}.drop-zone input{position:absolute;width:100%;height:100%;inset:0;opacity:0;cursor:pointer}.drop-zone:focus-within{outline:3px solid var(--orange);outline-offset:3px}.drop-zone strong{display:block;font-size:11px;font-weight:600;line-height:1.5}.drop-zone small{display:block;font-size:9px;color:#7c8474;margin-top:5px}.upload-icon{font-size:31px;line-height:1}.upload-plus{margin-left:auto;color:#7c8474;font-size:21px}.difficulty{padding:20px 0}.field-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.field-top label{font-size:11px;font-weight:600}.number-wrap{display:flex;align-items:center;gap:4px;color:#89917f;font-size:10px}.number-wrap input{width:43px;font-size:16px;color:var(--green);border:0;background:transparent;text-align:right;font-weight:500;appearance:textfield;-moz-appearance:textfield}.number-wrap input::-webkit-inner-spin-button{appearance:none}input[type=range]{width:100%;height:3px;accent-color:var(--green);cursor:pointer;display:block;margin:18px 0}input[type=range]::-webkit-slider-thumb{width:15px}.range-labels{display:flex;justify-content:space-between;font-size:9px;color:#8a907f}.range-labels b{font-weight:400;color:#697463;margin:0 5px}.presets{display:flex;gap:7px;margin-top:17px}.presets button{border:1px solid #e5e6dc;border-radius:4px;background:transparent;font-size:9px;flex:1;padding:8px 3px;color:#7b8373}.presets button.active{background:#e9eddf;border-color:#bac7ac;color:#37513c}.primary,.secondary{border-radius:5px;padding:13px 20px;font-size:11px;font-weight:500;border:1px solid var(--green);display:inline-flex;gap:25px;align-items:center;justify-content:center}.primary{background:var(--green);color:#fffdf5}.secondary{background:transparent;color:var(--green);border-color:#cbd0c3}.create-button{width:100%;display:flex;justify-content:space-between;padding:14px 17px}.create-button span:last-child{font-size:17px}.form-note{font-size:9px;color:#8a907f;text-align:center;margin:16px 0 0;line-height:1.8}.text-button{background:none;border:0;padding:0;font-size:inherit;color:#647458;text-decoration:underline;text-underline-offset:3px}.status:empty{display:none}.status{font-size:12px;line-height:1.6;margin:14px 0 0;color:#8e4e32}.welcome-notes{display:flex;gap:22px;font-size:9px;color:#838c79;margin-top:20px}.hero-art{height:670px;background:#eaece0;border:1px solid #e0e3d6;border-radius:4px;position:relative;transform:rotate(1.2deg);background-image:radial-gradient(#b5bfab55 .7px,transparent .7px);background-size:8px 8px;overflow:hidden}.art-label{position:absolute;left:23px;right:23px;top:23px;font-size:7px;letter-spacing:1.5px;display:flex;align-items:center;gap:7px}.art-label>span:last-child{margin-left:auto;color:#87917e;font-size:6px;letter-spacing:1px}.hero-art>svg{width:100%;height:100%;padding-top:25px}.preview-piece{filter:drop-shadow(0px 7px 4px #3b44252a)}.paper-tag{position:absolute;left:27px;bottom:75px;background:#faf7e9;padding:19px 20px;box-shadow:0 4px 10px #454b3020;transform:rotate(-7deg);font-family:'Instrument Serif',Georgia,serif;font-size:27px;line-height:1.1}.paper-tag em{color:#a46c42}.paper-tag svg{width:55px;position:absolute;right:-55px;top:30px;color:#7d896c}.art-caption{font-size:9px;color:#79826f;position:absolute;bottom:16px;left:26px;right:20px;display:flex;align-items:center;gap:10px}.art-caption>span{font-size:20px}.how-it-works{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--line);padding:32px 0 40px;gap:45px}.how-it-works>div{display:flex;gap:17px;align-items:flex-start}.step-number{font-family:'Instrument Serif',Georgia,serif;font-size:28px;color:#9aab8b;line-height:1.2}.how-it-works p{font-size:10px;color:#8a907f;line-height:1.8;margin:0}.how-it-works strong{display:block;font-size:11px;color:#4a5e49;font-weight:500;margin-bottom:4px}footer{border-top:1px solid var(--line);max-width:1352px;margin:auto;padding:24px 0 30px;display:flex;justify-content:space-between;color:#8b927f;font-size:9px}footer>span:last-child{display:flex;align-items:center;gap:12px}footer>span:last-child>span{font-size:17px;color:#829474}.workspace{padding:42px 0}.game-heading{display:flex;align-items:center;justify-content:space-between;margin-bottom:25px;gap:20px}.game-heading .eyebrow{margin:0 0 12px}.game-heading h1{font-family:'Instrument Serif',Georgia,serif;font-weight:400;font-size:48px;letter-spacing:-1px;margin:0}.game-heading h1>span{color:var(--orange)}.game-actions{display:flex;gap:12px}.table-layout{display:grid;grid-template-columns:minmax(0,1fr) 225px;gap:26px}.table-main{border:1px solid #d9ddce;border-radius:6px;overflow:hidden;background:#eaece0}.table-toolbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 18px;background:#fdfbf5;border-bottom:1px solid var(--line);font-size:9px}.connection{display:flex;gap:8px;align-items:center;color:#687660}.toolbar-divider{height:13px;width:1px;background:var(--line);margin:0 3px}.table-controls{display:flex;gap:5px}.table-controls button{font-size:9px;border:1px solid #dce1d1;background:none;border-radius:4px;padding:7px;color:#65745c}.table-controls button[aria-pressed=true]{background:#dfe7d4}.board-scroll{overflow:auto;max-height:720px;background-image:radial-gradient(#adbaa452 .8px,transparent .8px);background-size:10px 10px;scrollbar-color:#b2bca6 #eaece0;scrollbar-width:thin}#puzzle-board{display:block;width:100%;min-width:0;touch-action:none;overflow:visible}.board-label{font-family:'DM Sans',sans-serif;font-size:10px;letter-spacing:3px;fill:#87957a}.puzzle-piece{cursor:grab;touch-action:none;outline:none;filter:drop-shadow(0 4px 3px #3f4b2c35)}.puzzle-piece:focus-visible .piece-outline,.puzzle-piece.selected .piece-outline{stroke:#d27649;stroke-width:3}.puzzle-piece.held{opacity:.55;cursor:wait}.puzzle-piece.placed{cursor:default;filter:none;pointer-events:none}.puzzle-piece.dragging{cursor:grabbing;filter:drop-shadow(0 7px 6px #3f4b2c50)}.piece-outline{fill:none;stroke:#fff8e2b0;stroke-width:1;vector-effect:non-scaling-stroke;pointer-events:none}.puzzle-piece.placed .piece-outline{stroke:#fff8e240;stroke-width:.6}.table-foot{font-size:9px;display:flex;justify-content:space-between;align-items:center;gap:10px;padding:11px 16px;background:#fdfbf5;border-top:1px solid var(--line);color:#7d8970}.zoom-controls{display:flex;align-items:center;gap:10px}.zoom-controls button{border:1px solid #dce1d1;background:none;border-radius:3px;width:27px;height:27px}.zoom-controls span{min-width:27px;text-align:center}.room-panel{padding:14px 2px}.room-panel .eyebrow{font-size:8px;margin-bottom:18px}.room-panel h2{font-family:'Instrument Serif',Georgia,serif;font-weight:400;font-size:32px;line-height:1.05;margin-bottom:25px}.progress-count{display:flex;gap:12px;align-items:center}.progress-count>strong{font-family:'Instrument Serif',Georgia,serif;font-size:58px;font-weight:400;line-height:1}.progress-count>span{font-size:10px;line-height:1.7;color:#8a947e}progress{width:100%;height:5px;appearance:none;border:0;background:#e2e5d7;margin:17px 0 10px}progress::-webkit-progress-bar{background:#e2e5d7;border-radius:5px}progress::-webkit-progress-value{background:#738961;border-radius:5px}progress::-moz-progress-bar{background:#738961}#progress-copy{font-size:10px;color:#819073;line-height:1.6}.reference-thumb{padding:7px;background:#fffdf5;border:1px solid #dddccd;border-radius:3px;transform:rotate(-2deg);margin:25px 0}.reference-thumb img{width:100%;max-height:150px;object-fit:contain;display:block}.room-note{display:flex;gap:11px;padding:13px 0;border-top:1px solid var(--line)}.room-note>span{color:#7c916b;font-size:20px}.room-note p{font-size:10px;line-height:1.8;color:#87917c;margin:0}.room-note strong{display:block;font-weight:500;color:#4f6347}details{font-size:10px;color:#7a896d;margin-top:15px;line-height:1.8}summary{cursor:pointer}.complete-banner{display:flex;align-items:center;gap:20px;margin-top:22px;padding:24px;background:#e4ead8;border:1px solid #c5d2b7;border-radius:5px}.complete-banner>span{font-size:45px;color:#829c68}.complete-banner h2{font-family:'Instrument Serif',Georgia,serif;font-size:35px;font-weight:400;margin:0 0 7px}.complete-banner p{font-size:11px;color:#718361;margin:0}.complete-banner button{margin-left:auto}.game-status{min-height:20px}dialog{border:1px solid #d9dece;border-radius:8px;padding:25px;background:#faf8ef;color:var(--green);max-width:min(760px,90vw);box-shadow:0 20px 100px #243b3330}dialog::backdrop{background:#21382acc;backdrop-filter:blur(5px)}.dialog-top{display:flex;align-items:center;justify-content:space-between;gap:30px;font-size:9px;letter-spacing:1px;margin-bottom:20px}.dialog-top button{border:0;background:none;font-size:18px}.dialog-top+img{max-width:100%;max-height:75vh;display:block}#share-dialog{max-width:460px}#share-dialog h2{font-family:'Instrument Serif',Georgia,serif;font-size:45px;font-weight:400;margin-bottom:15px}#share-dialog p{font-size:12px;line-height:1.7;color:#7c8a70}#share-dialog label{font-size:10px;display:block;margin:24px 0 9px}#share-link{width:100%;padding:12px;border:1px solid #cbd5bc;border-radius:4px;background:#fffdf8;color:#516843;font-size:11px}#copy-link{width:100%;margin:13px 0}.noscript{padding:30px}.offline{background:#c39254!important}
@media(min-width:1500px){.welcome{padding-top:85px;padding-bottom:85px}.hero-art{height:715px}}@media(max-width:1100px){.site-header{padding:0 32px}.header-note{display:none}main{padding:0 32px}.welcome{gap:30px;grid-template-columns:1fr 1fr;padding-top:45px}.hero-art{height:600px}.art-label>span:last-child{display:none}.welcome h1{font-size:76px}.intro{font-size:12px}.desktop-break{display:none}.table-layout{grid-template-columns:minmax(0,1fr) 180px;gap:20px}.table-toolbar{flex-wrap:wrap}.room-panel h2{font-size:29px}footer{margin:0 32px}.welcome-notes{gap:13px;font-size:8px}}@media(max-width:760px){.site-header{height:80px;padding:0 22px}.brand{font-size:26px}.brand svg{width:27px}.back-link{font-size:9px}main{padding:0 22px}.welcome{grid-template-columns:1fr;gap:30px;padding:38px 0 35px}.welcome-copy{max-width:500px;width:100%;margin:auto}.welcome h1{font-size:76px;letter-spacing:-2px}.welcome .eyebrow{font-size:8px;margin-bottom:19px}.intro{font-size:12px;margin-bottom:23px}.create-card{max-width:none}.hero-art{height:470px;max-width:500px;width:100%;margin:auto;transform:rotate(.5deg)}.hero-art>svg{padding-top:8px}.paper-tag{font-size:25px;bottom:59px}.welcome-notes{justify-content:center;margin-top:18px;font-size:9px;gap:20px}.how-it-works{grid-template-columns:1fr;gap:23px;padding:28px 0}.how-it-works p{font-size:11px}.how-it-works strong{font-size:12px}.how-it-works>div{gap:23px}.step-number{font-size:32px}footer{margin:0 22px;padding:20px 0;line-height:1.6;gap:20px;font-size:8px}.workspace{padding-top:27px}.game-heading{align-items:flex-start;flex-direction:column;gap:20px}.game-heading h1{font-size:43px}.game-actions{width:100%}.game-actions>button{flex:1;gap:12px;padding:12px}.table-layout{display:flex;flex-direction:column;gap:0}.table-toolbar{padding:12px;gap:12px}.table-controls{width:100%;justify-content:space-between}.table-controls button{flex:1;padding:8px;font-size:10px}.board-scroll{max-height:620px}#puzzle-board{min-width:0}.table-foot>span{max-width:180px;line-height:1.5}.room-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 24px;padding:26px 4px}.room-panel>.eyebrow{grid-column:1/-1;margin-bottom:16px}.room-panel h2{font-size:30px;margin:0}.progress-count{justify-content:flex-end}.room-panel progress{grid-column:1/-1;margin-top:18px}#progress-copy{grid-column:1/-1;margin-bottom:5px}.reference-thumb{grid-row:6/9;grid-column:2;margin:16px 0;align-self:start}.room-note{grid-column:1;gap:7px}.room-note p{font-size:9px}.room-note>span{font-size:15px}details{grid-column:1/-1}.complete-banner{flex-wrap:wrap;padding:18px;gap:12px}.complete-banner h2{font-size:27px}.complete-banner>span{font-size:30px}.complete-banner p{font-size:10px}.complete-banner button{margin:4px 0 0;width:100%}.game-status{margin-top:0}.art-caption{font-size:8px}}@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}

/* Local theme controls. The original paper palette remains available. */
.header-actions{display:flex;align-items:center;gap:24px}.theme-toggle{display:inline-flex;align-items:center;gap:7px;padding:10px 12px;background:#e9eddf;color:#304e3f;border:1px solid #bac7ac;border-radius:4px;font:700 10px/1.4 'Courier New',monospace;letter-spacing:.6px;white-space:nowrap}.theme-toggle>span:first-child{font-size:15px;line-height:1}.arcade-hud{display:none}
body[data-theme=arcade]{--green:#e5ff7b;--orange:#ff86d7;--line:#514060;--muted:#c8b6dd;color:#f7efff;background:#161025;background-image:radial-gradient(#a574c42b 1px,transparent 1px);background-size:22px 22px;min-height:100vh}
body[data-theme=arcade] .site-header{border-bottom:2px solid #69418c;background:#161025e8}
body[data-theme=arcade] .brand{color:#e5ff7b;text-shadow:2px 2px #bc367f}
body[data-theme=arcade] .brand svg{color:#ff86d7;filter:drop-shadow(2px 2px 0 #80faff);transform:rotate(-12deg)}
body[data-theme=arcade] .header-note{color:#c6b1de;font-family:'Courier New',monospace;font-size:10px;letter-spacing:1px}
body[data-theme=arcade] .tiny-dot{background:#80faff;box-shadow:0 0 9px #80faff70}
body[data-theme=arcade] .back-link{color:#c6b1de}
body[data-theme=arcade] .theme-toggle{color:#161025;background:#e5ff7b;border:2px solid #e5ff7b;border-radius:0;box-shadow:3px 3px 0 #ff86d7}
body[data-theme=arcade] .theme-toggle:hover{background:#f1ffb5;transform:translate(-1px,-1px)}
body[data-theme=arcade] .eyebrow{color:#e5ff7b;font-family:'Courier New',monospace;font-size:10px;line-height:1.6;letter-spacing:1.5px}
body[data-theme=arcade] .mini-star{color:#ff86d7;text-shadow:2px 2px #61479a}
body[data-theme=arcade] .welcome h1{font-family:'Courier New',monospace;font-size:clamp(40px,4vw,60px);line-height:1.16;letter-spacing:-3px;font-weight:900;text-transform:uppercase;text-shadow:3px 3px 0 #bb3c88;margin-bottom:25px}
body[data-theme=arcade] .welcome h1 em{color:#80faff;font-style:normal;text-shadow:3px 3px 0 #6652b3}
body[data-theme=arcade] .intro{color:#d0c0e2;font-size:13px;line-height:1.9}
body[data-theme=arcade] .create-card{background:#241833;border:2px solid #a96ad1;border-radius:0;box-shadow:6px 6px 0 #63377f,9px 9px 0 #80faff35}
body[data-theme=arcade] .drop-zone{background:#181125;color:#f6efff;border:2px dashed #80faff;border-radius:0}
body[data-theme=arcade] .drop-zone.drag-over{background:#382344;border-color:#e5ff7b}
body[data-theme=arcade] .drop-zone strong{font-family:'Courier New',monospace;font-size:12px;color:#80faff}
body[data-theme=arcade] .drop-zone small{color:#c6b1de;font-size:10px}
body[data-theme=arcade] .upload-icon,body[data-theme=arcade] .upload-plus{color:#e5ff7b}
body[data-theme=arcade] .field-top label{color:#f7efff;font-size:12px}
body[data-theme=arcade] .number-wrap,body[data-theme=arcade] .range-labels,body[data-theme=arcade] .range-labels b,body[data-theme=arcade] .form-note{color:#c6b1de}
body[data-theme=arcade] .number-wrap input{color:#e5ff7b;font-family:'Courier New',monospace;font-weight:700}
body[data-theme=arcade] input[type=range]{accent-color:#ff86d7}
body[data-theme=arcade] .presets button{border:1px solid #816097;color:#decfeb;background:#1b1329;border-radius:0;font-family:'Courier New',monospace;font-size:10px}
body[data-theme=arcade] .presets button.active{background:#ff86d7;color:#24102d;border-color:#ff86d7;box-shadow:2px 2px 0 #80faff}
body[data-theme=arcade] .primary{background:#e5ff7b;color:#20112e;border:2px solid #e5ff7b;border-radius:0;font-family:'Courier New',monospace;font-weight:700;font-size:12px;box-shadow:3px 3px 0 #ff86d7}
body[data-theme=arcade] .primary:hover{background:#f1ffb5;transform:translate(-1px,-1px);filter:none}
body[data-theme=arcade] .secondary{color:#80faff;border:1px solid #80faff;border-radius:0;font-family:'Courier New',monospace;background:#241833;font-size:12px}
body[data-theme=arcade] .text-button{color:#80faff}
body[data-theme=arcade] .welcome-notes{color:#c6b1de}
body[data-theme=arcade] .hero-art{background-color:#20162f;border:2px solid #ff86d7;border-radius:0;transform:rotate(1deg);box-shadow:7px 7px 0 #80faff45;background-image:linear-gradient(#ad65ce30 1px,transparent 1px),linear-gradient(90deg,#ad65ce30 1px,transparent 1px),radial-gradient(ellipse at 50% 45%,#60407d70,transparent 70%);background-size:34px 34px,34px 34px,100% 100%}
body[data-theme=arcade] .hero-art::after{content:'';position:absolute;inset:0;background:repeating-linear-gradient(transparent 0px,transparent 3px,#08051418 3px,#08051418 4px);pointer-events:none}
body[data-theme=arcade] .hero-art::before{content:'CO-OP  /  PRESS START';position:absolute;top:59px;left:25px;color:#e5ff7b;font:700 11px 'Courier New',monospace;letter-spacing:2px;text-shadow:2px 2px #bc367f}
body[data-theme=arcade] .art-label,body[data-theme=arcade] .art-label>span:last-child{color:#c6b1de}
body[data-theme=arcade] .preview-piece{filter:drop-shadow(3px 6px 0 #0c071a88)}
body[data-theme=arcade] .paper-tag{background:#e5ff7b;color:#21112d;font-family:'Courier New',monospace;font-weight:900;font-size:22px;line-height:1.25;box-shadow:5px 5px 0 #ff86d7;border:2px solid #161025;padding:16px;transform:rotate(-6deg)}
body[data-theme=arcade] .paper-tag em{color:#783262;font-style:normal}
body[data-theme=arcade] .paper-tag svg{color:#80faff}
body[data-theme=arcade] .art-caption{color:#c6b1de}
body[data-theme=arcade] .art-caption>span{color:#ff86d7}
body[data-theme=arcade] .how-it-works p{color:#c6b1de}
body[data-theme=arcade] .how-it-works strong{color:#80faff}
body[data-theme=arcade] .step-number{font-family:'Courier New',monospace;color:#ff86d7;text-shadow:2px 2px #61479a}
body[data-theme=arcade] footer,body[data-theme=arcade] footer>span:last-child>span{color:#bca3d4}
body[data-theme=arcade] .game-heading h1{font-family:'Courier New',monospace;font-size:clamp(27px,3.1vw,43px);font-weight:900;text-transform:uppercase;letter-spacing:-2px;text-shadow:3px 3px #7d356a}
body[data-theme=arcade] .table-main{background:#1b1428;border:2px solid #a96ad1;border-radius:0;box-shadow:5px 5px 0 #80faff35}
body[data-theme=arcade] .table-toolbar,body[data-theme=arcade] .table-foot{background:#241833;color:#d1bee5;border-color:#69418c}
body[data-theme=arcade] .connection{color:#d5c4e6}
body[data-theme=arcade] .table-controls button,body[data-theme=arcade] .zoom-controls button{border:1px solid #816097;border-radius:0;color:#80faff;background:#1b1329}
body[data-theme=arcade] .table-controls button[aria-pressed=true]{color:#1b102a;background:#80faff;border-color:#80faff}
body[data-theme=arcade] .board-scroll{background-color:#191225;background-image:linear-gradient(#68438b30 1px,transparent 1px),linear-gradient(90deg,#68438b30 1px,transparent 1px);background-size:22px 22px;scrollbar-color:#8e58ad #20162f}
body[data-theme=arcade] .board-target{fill:#30233d;stroke:#ff86d7;stroke-width:2}
body[data-theme=arcade] .board-label{fill:#c6aee2;font-family:'Courier New',monospace;font-weight:700;font-size:11px;letter-spacing:2px}
body[data-theme=arcade] .puzzle-piece{filter:drop-shadow(0 4px 2px #080514a0)}
body[data-theme=arcade] .puzzle-piece.dragging{filter:drop-shadow(0 0 5px #80faff90)}
body[data-theme=arcade] .puzzle-piece:focus-visible .piece-outline,body[data-theme=arcade] .puzzle-piece.selected .piece-outline{stroke:#80faff}
body[data-theme=arcade] .puzzle-piece.placed{filter:none}
body[data-theme=arcade] .arcade-hud{display:grid;gap:8px;padding:18px 12px;text-align:center;background:#0f0c1a;border:2px solid #ff86d7;box-shadow:3px 3px #80faff40;margin-bottom:25px;font-family:'Courier New',monospace}
body[data-theme=arcade] .arcade-hud>span{color:#ff86d7;font-size:11px;font-weight:700;letter-spacing:2px}
body[data-theme=arcade] .arcade-hud>strong{color:#e5ff7b;font-size:32px;letter-spacing:5px;text-shadow:2px 2px #746336}
body[data-theme=arcade] .arcade-hud>small{color:#bca3d4;font-size:8px;line-height:1.6}
body[data-theme=arcade] .room-panel h2{font-family:'Courier New',monospace;font-size:25px;letter-spacing:-1px;font-weight:700;line-height:1.2;color:#f7efff}
body[data-theme=arcade] .progress-count>strong{font-family:'Courier New',monospace;color:#80faff;font-size:51px}
body[data-theme=arcade] .progress-count>span,body[data-theme=arcade] #progress-copy{color:#c6b1de}
body[data-theme=arcade] #progress-copy{font:10px/1.8 'Courier New',monospace}
body[data-theme=arcade] progress,body[data-theme=arcade] progress::-webkit-progress-bar{background:#40304e}
body[data-theme=arcade] progress::-webkit-progress-value{background:#e5ff7b}
body[data-theme=arcade] progress::-moz-progress-bar{background:#e5ff7b}
body[data-theme=arcade] .reference-thumb{background:#241833;border:2px solid #a96ad1;border-radius:0;box-shadow:3px 3px #ff86d750}
body[data-theme=arcade] .room-note p,body[data-theme=arcade] details{color:#c6b1de}
body[data-theme=arcade] .room-note strong,body[data-theme=arcade] .room-note>span{color:#80faff}
body[data-theme=arcade] .complete-banner{background:#2e1c3c;border:2px solid #e5ff7b;border-radius:0;box-shadow:5px 5px #ff86d7}
body[data-theme=arcade] .complete-banner>span{color:#e5ff7b}
body[data-theme=arcade] .complete-banner h2{font-family:'Courier New',monospace;font-weight:900;color:#e5ff7b;font-size:27px;text-shadow:2px 2px #7d356a}
body[data-theme=arcade] .complete-banner p{color:#d1bee5}
body[data-theme=arcade] .status{color:#ffb8e7}
body[data-theme=arcade] dialog{background:#241833;color:#f7efff;border:2px solid #80faff;border-radius:0;box-shadow:7px 7px #ff86d7}
body[data-theme=arcade] .dialog-top{color:#80faff}
body[data-theme=arcade] #share-dialog h2{font-family:'Courier New',monospace;font-weight:900;font-size:35px;letter-spacing:-2px;color:#e5ff7b}
body[data-theme=arcade] #share-dialog p{color:#c6b1de}
body[data-theme=arcade] #share-link{background:#161025;color:#80faff;border-color:#816097;border-radius:0}
body[data-theme=arcade] :is(button,a,input,summary):focus-visible{outline-color:#80faff}
.pixel-burst{position:fixed;z-index:50;pointer-events:none;width:0;height:0;font:900 24px 'Courier New',monospace;color:#e5ff7b;text-shadow:2px 2px #6b2154}
.pixel-burst strong{position:absolute;left:-30px;top:-20px;animation:score-rise .9s ease-out forwards}
.pixel-burst i{position:absolute;width:7px;height:7px;background:var(--pixel-color);animation:pixel-pop .8s ease-out forwards}
@keyframes score-rise{0%{opacity:1;transform:translateY(0)}100%{opacity:0;transform:translateY(-60px)}}
@keyframes pixel-pop{0%{opacity:1;transform:translate(0,0) rotate(0)}100%{opacity:0;transform:translate(var(--dx),var(--dy)) rotate(90deg)}}
@media(max-width:1100px){.header-actions{gap:18px}}
@media(max-width:760px){.header-actions{gap:0}.header-actions .back-link{display:none}.theme-toggle{font-size:9px;padding:9px 10px}body[data-theme=arcade] .welcome h1{font-size:44px;letter-spacing:-2px;line-height:1.2}body[data-theme=arcade] .welcome .eyebrow{font-size:9px;letter-spacing:1px}body[data-theme=arcade] .hero-art::before{font-size:9px}body[data-theme=arcade] .paper-tag{font-size:18px}body[data-theme=arcade] .welcome-notes{font-size:8px;gap:15px}body[data-theme=arcade] .game-heading h1{font-size:32px}body[data-theme=arcade] .arcade-hud{grid-column:1/-1;margin-bottom:24px;grid-template-columns:1fr auto;align-items:center;text-align:left;padding:14px}body[data-theme=arcade] .arcade-hud>strong{grid-row:1/3;grid-column:2;font-size:30px}body[data-theme=arcade] .arcade-hud>small{grid-column:1}body[data-theme=arcade] .room-panel>.reference-thumb{grid-row:auto;grid-column:2;align-self:start}body[data-theme=arcade] .room-panel h2{font-size:22px}body[data-theme=arcade] .complete-banner h2{font-size:23px}body[data-theme=arcade] .presets button{font-size:9px}}
@media(max-width:380px){body[data-theme=arcade] .welcome h1{font-size:38px}.brand{font-size:24px;gap:8px}.theme-toggle{padding:8px;font-size:9px}}
@media(prefers-reduced-motion:reduce){.pixel-burst{display:none}}