/* The play surface fits the viewport: no page or panel scrolling. */
html,body{height:100%;overflow:hidden}body{display:flex;flex-direction:column}header{height:54px;flex-shrink:0;padding:0 3%}.brand{font-size:24px}.brand span{font-size:17px}main{width:100%;max-width:1450px;flex:1;min-height:0;padding:14px 28px 16px;display:flex;flex-direction:column}.intro{margin-bottom:12px;flex-shrink:0}.intro h1{font-size:28px;letter-spacing:-1px;margin:3px 0}.intro .eyebrow{font-size:9px}.progress{font-size:11px}#steps{margin-top:8px}.layout{flex:1;min-height:0;grid-template-columns:minmax(0,1fr) 250px;gap:16px}.workspace{padding:18px;min-height:0;display:flex;flex-direction:column}.level-head{flex-shrink:0}.level-head h2{font-size:21px;margin:5px 0 7px}.level-head .eyebrow{font-size:9px}.goal{font-size:13px;line-height:1.4;margin-bottom:10px;flex-shrink:0}.board-area{flex:1;min-height:0;padding:16px;background:#f2f4ed;gap:20px;align-items:center;container-type:size;overflow:visible}.unit-area{display:flex;flex-direction:column;align-items:center;gap:10px;min-width:0}#board{width:min(350px,calc(100cqh - 36px),75cqw);flex-shrink:0}.wallpaper-mode #board{width:min(270px,calc(100cqh - 36px),39cqw)}#boardCaption{font-size:8px;letter-spacing:1px;color:var(--muted)}#wallpaperPanel{width:min(360px,48%);min-width:0}#wallpaperPanel[hidden]{display:none}.preview-head{font-size:8px;font-weight:700;letter-spacing:1px;display:flex;justify-content:space-between;margin-bottom:8px}#wallpaper{display:grid;aspect-ratio:1;overflow:hidden;border:1px solid #ccd5c6;background:#e7ebdf}#wallpaper svg{display:block;width:100%;height:100%}.preview-cell{aspect-ratio:1;position:relative;min-width:0}.preview-cell i{position:absolute;inset:0;border:1px dashed #ccd5c6}.central-copy{background:#fff}#wallpaperPanel p{font-size:10px;line-height:1.35;color:var(--muted);margin:7px 0 0}.legend{margin:10px 0;flex-shrink:0;font-size:9px;gap:12px}.actions{flex-shrink:0;gap:6px}.actions button{padding:9px 12px;font-size:12px}.actions .primary{margin-right:0}#next{margin-left:auto!important}#feedback{flex-shrink:0;height:48px;display:flex;align-items:center;margin-top:8px;font-size:12px;line-height:1.35}#feedback:not(:empty){padding:8px 12px}aside{display:flex;flex-direction:column;min-height:0}.tray-panel{padding:18px}.tray-panel h2{font-size:20px;margin:5px 0}.tray-panel p:not(.eyebrow){font-size:11px;line-height:1.45;margin:7px 0}#tray{gap:6px;margin:12px 0}#remove{font-size:11px;padding:6px 8px}.note{margin-top:12px;padding:15px}.note h3{font-size:12px;margin:0 0 6px}.note p{font-size:11px;line-height:1.45;margin:0}.footnote{font-size:9px;margin:5px 0;padding:0}.slot.selected{outline:2px solid var(--gold)}.return-target{outline:3px solid var(--gold);background:#fff2cc}.return-animation{position:fixed;pointer-events:none;z-index:25;transform-origin:top left;box-shadow:0 6px 20px #213c3833}.return-animation svg{width:100%;height:100%}.ghost{width:60px;height:60px}#textileContext{margin-top:10px;display:flex;gap:8px;align-items:center}#textileContext[hidden]{display:none}#textileContext img{width:70px;height:50px;object-fit:cover;border-radius:5px}#textileContext p{font-size:9px}button[hidden]{display:none}dialog{max-height:90dvh;overflow:auto}.axis-line.vertical{top:-7px;height:calc(100% + 14px)}.axis-line.horizontal{left:-7px;width:calc(100% + 14px)}
@media(max-height:650px) and (min-width:701px){main{padding-top:8px}.intro h1{font-size:22px}.intro{margin-bottom:7px}.note{padding:10px}.tray-panel{padding:12px}.badge{display:none}.goal{font-size:12px}.workspace{padding:12px}#feedback{height:40px}#textileContext img{height:35px}}
@media(max-width:700px){header{height:44px;padding:0 12px}.brand span{font-size:14px}header button{font-size:11px;padding:5px}.badge{display:none}main{padding:9px 10px 10px}.intro{margin-bottom:7px}.intro h1{font-size:22px}.intro .eyebrow{font-size:7px;letter-spacing:1px}.progress{font-size:9px}.step{width:17px}#steps{gap:5px;margin-top:6px}.layout{display:flex;flex-direction:column;gap:8px}.workspace{flex:1;padding:12px;min-height:0}.level-head h2{font-size:17px}.level-head .eyebrow{font-size:8px;letter-spacing:1px}.level-head button{padding:5px;font-size:11px}.goal{font-size:11px;line-height:1.3;margin-bottom:8px}.board-area{padding:12px;gap:12px}#board{width:min(280px,calc(100cqh - 26px),90cqw)}.wallpaper-mode #board{width:min(230px,calc(100cqh - 26px),42cqw)}.unit-area{gap:6px}#boardCaption{font-size:6px;letter-spacing:.6px}#wallpaperPanel{width:48%}#wallpaperPanel p{font-size:8px}.preview-head{font-size:6px;letter-spacing:.4px}.legend{font-size:7px;gap:8px;margin:7px 0}.actions{flex-wrap:nowrap;gap:4px}.actions button{font-size:10px;padding:7px 8px;white-space:nowrap}.actions .primary span{display:none}#feedback{height:44px;font-size:10px;margin-top:6px}#feedback:not(:empty){padding:5px 8px}aside{flex-shrink:0}.tray-panel{padding:8px 12px;border-radius:12px;display:grid;grid-template-columns:1fr auto;align-items:center;gap:4px}.tray-panel .eyebrow{font-size:7px;letter-spacing:.8px}.tray-panel h2{display:none}.tray-panel .tray-instruction{grid-column:1/-1;font-size:9px!important;margin:0!important}#tray{grid-column:1/-1;grid-row:3;display:flex;justify-content:center;gap:6px;margin:3px 0}.tile{width:clamp(28px,8vw,46px);height:clamp(28px,8vw,46px);padding:1px;flex-shrink:0}#remove{grid-column:2;grid-row:1;font-size:9px;padding:3px}.note,.footnote{display:none}.slot{border-radius:4px}}
@media(max-width:700px) and (max-height:620px){header{height:35px}.intro{display:none}.workspace{padding:8px}.goal{font-size:10px}.level-head h2{font-size:15px;margin:3px 0}.legend{display:none}.board-area{padding:8px}.tray-panel .tray-instruction{display:none}.tile{width:30px;height:30px}.tray-panel{padding:6px 10px}#feedback{height:36px}.actions button{padding:5px 7px}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}
#wallpaperPanel{width:min(360px,48%,calc(100cqh - 55px))}
@media(min-width:701px) and (max-height:450px){header{height:35px}.intro,.note,.footnote{display:none}main{padding:7px 14px}.layout{grid-template-columns:minmax(0,1fr) 210px;gap:10px}.workspace{padding:10px}.level-head h2{font-size:16px;margin:3px 0}.goal{font-size:10px;margin-bottom:5px}.board-area{padding:8px}.legend{margin:5px 0;font-size:8px}.actions button{font-size:10px;padding:6px 8px}#feedback{height:32px;font-size:10px;margin-top:5px}.tray-panel{padding:12px}.tray-panel h2{font-size:16px}.tray-panel p:not(.eyebrow){font-size:10px}.preview-head{font-size:6px}#wallpaperPanel p{font-size:8px}#boardCaption{font-size:6px}}