/* Museum Mosaic: Play section styles. Shares tokens with /style.css. */
.play-main{max-width:1100px;margin:0 auto;padding:45px 6% 90px}
.play-hero h1{font-size:clamp(40px,7vw,72px);line-height:1.03;letter-spacing:-.04em;margin:14px 0 18px}
.play-hero p{font-size:17px;max-width:640px;line-height:1.6;margin:0 0 10px}
.play-hero .eyebrow{font-size:13px;font-weight:700;letter-spacing:1.8px;color:var(--coral)}
.play-note{font-size:13px;opacity:.75;margin-top:18px;max-width:640px;line-height:1.6}

.game-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px;margin-top:40px}
@media(max-width:700px){.game-grid{grid-template-columns:1fr}}
.game-card{display:block;background:var(--paper);border:1px solid #173f3530;border-radius:14px;overflow:hidden;transition:transform .25s,box-shadow .25s}
.game-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px #173f3520}
.game-card img{width:100%;aspect-ratio:4/3;object-fit:cover;background:#e8e8dc}
.game-card-body{padding:20px 22px 24px}
.game-card-tag{font-size:13px;letter-spacing:1.5px;font-weight:700;color:var(--coral);text-transform:uppercase}
.game-card h2{font-size:24px;line-height:1.15;letter-spacing:-.02em;margin:8px 0 8px}
.game-card p{font-size:16px;line-height:1.55;opacity:.85;margin:0}
.game-card .play-cta{display:inline-flex;align-items:center;gap:8px;margin-top:14px;font-size:13px;font-weight:700;border-bottom:2px solid var(--ink)}

.game-page-head{border-bottom:1px solid #173f3530;padding-bottom:22px;margin-bottom:30px}
.game-page-head .eyebrow{font-size:13px;font-weight:700;letter-spacing:1.5px;color:var(--coral)}
.game-page-head h1{font-size:clamp(32px,5.5vw,54px);letter-spacing:-.03em;line-height:1.05;margin:10px 0 14px}
.game-page-head p{font-size:16px;line-height:1.6;max-width:680px;margin:0 0 8px}
.back-link{display:inline-flex;align-items:center;min-height:44px;font-size:13px;margin-bottom:20px;text-decoration:underline}
.source-credit{font-size:13px;opacity:.7;margin-top:10px}

.status-bar{display:flex;flex-wrap:wrap;align-items:center;gap:14px;justify-content:space-between;background:var(--yellow);border-radius:12px;padding:14px 18px;margin:22px 0;font-size:14px;font-weight:700}
.status-bar button{background:var(--ink);color:var(--paper);border-radius:30px;padding:10px 18px;font-size:13px;font-weight:700;min-height:44px}
.win-banner{background:var(--ink);color:var(--yellow);border-radius:12px;padding:18px 20px;margin:20px 0;font-size:16px;font-weight:700;display:none}
.win-banner.show{display:block}
.win-banner:focus{outline:3px solid var(--yellow);outline-offset:3px}

/* Spot the difference */
.sd-frames{display:flex;flex-direction:column;gap:18px}
.sd-frame{position:relative;border:1px solid #173f3530;border-radius:10px;overflow:hidden;touch-action:pan-y pinch-zoom}
.sd-frame img{width:100%;display:block}
.sd-label{display:block;font-size:14px;font-weight:700;letter-spacing:1px;padding:0 0 8px;pointer-events:none}
.sd-spot{position:absolute;min-width:34px;min-height:34px;transform:translate(-50%,-50%);border-radius:50%;border:3px solid transparent;background:transparent;cursor:pointer;z-index:2}
.sd-spot:focus-visible{outline:3px solid #6745da;outline-offset:2px}
.sd-spot.found{z-index:1;border-color:#173f35;background:#173f3555;box-shadow:0 0 0 3px #fff}
.sd-spot.revealed{border-color:var(--coral);background:#f4534022}
.sd-spot .sd-num{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--ink);opacity:0}
.sd-spot.found .sd-num,.sd-spot.revealed .sd-num{opacity:1}
.sd-list{margin-top:24px;display:grid;gap:10px}
.sd-list li{display:flex;gap:12px;align-items:flex-start;font-size:14px;padding:10px 12px;border:1px solid #173f3525;border-radius:8px;opacity:.5}
.sd-list li.found{opacity:1;background:#f5db4822}
.sd-list .n{flex:none;width:26px;height:26px;border-radius:50%;background:var(--ink);color:var(--paper);display:grid;place-items:center;font-size:12px;font-weight:700}

/* Crossword */
.xw-wrap{overflow-x:auto;padding-bottom:10px;-webkit-overflow-scrolling:touch}
.xw-grid{display:grid;gap:1px;width:max-content;margin:0 auto}
.xw-cell{position:relative;width:30px;height:30px}
.xw-cell.block{visibility:hidden}
.xw-cell input{width:100%;height:100%;border:1.5px solid var(--ink);text-align:center;text-transform:uppercase;font-size:16px;font-weight:700;padding:0;border-radius:2px;background:var(--paper);color:var(--ink)}
.xw-cell input.correct{background:#c9e8c9}
.xw-cell input.wrong{background:#f5c9c9}
.xw-cell.inword input{background:#f5db4833}
.xw-cell.inword input:focus{background:var(--paper)}
.xw-num{position:absolute;top:1px;left:2px;font-size:8px;font-weight:700;pointer-events:none;z-index:1;line-height:1}
.xw-clues{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:34px}
@media(max-width:700px){.xw-clues{grid-template-columns:1fr}}
.xw-clues h3{font-size:18px;margin-bottom:12px;letter-spacing:-.01em}
.xw-clues ol{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.xw-clues li{font-size:16px;line-height:1.5;padding-bottom:10px;border-bottom:1px solid #173f3520;cursor:pointer}
.xw-clues b{margin-right:6px}
.xw-clues li.active{background:#f5db4822}
.xw-clues li:focus-visible{outline:3px solid #6745da;outline-offset:2px}

/* Find the objects */
.fo-collage{display:grid;gap:16px;margin-bottom:10px}
.fo-collage img{width:100%;border-radius:10px;touch-action:pan-y pinch-zoom;background:#111}
.fo-silhouettes{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:20px 0}
@media(max-width:480px){.fo-silhouettes{grid-template-columns:repeat(3,1fr)}}
.fo-sil-btn{background:#0d0d0d;border:2px solid transparent;border-radius:10px;padding:10px;min-height:88px;display:flex;align-items:center;justify-content:center}
.fo-sil-btn img{max-width:80%;max-height:60px;filter:none}
.fo-sil-btn[aria-pressed=true]{border-color:var(--coral)}
.fo-sil-btn.matched{border-color:#173f35;opacity:.4}
.fo-cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
@media(max-width:480px){.fo-cards{grid-template-columns:1fr}}
.fo-card{display:flex;gap:12px;align-items:center;border:2px solid #173f3530;border-radius:10px;padding:10px;text-align:left;background:var(--paper);min-height:64px}
.fo-card img{width:56px;height:56px;object-fit:cover;border-radius:6px;flex:none}
.fo-card span{font-size:13px;line-height:1.4}
.fo-card.matched{border-color:#173f35;background:#f5db4822}
.fo-card.wrong{border-color:var(--coral);animation:shake .3s}
@keyframes shake{25%{transform:translateX(-4px)}75%{transform:translateX(4px)}}
.fo-reveal{margin-top:10px;font-size:13px;line-height:1.5;opacity:.85}
.fo-hint{min-height:20px;margin:6px 0 10px;font-size:13px;font-weight:700;color:var(--coral)}

/* Memory match */
.mm-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:2px}
@media(min-width:480px){.mm-grid{grid-template-columns:repeat(8,1fr);gap:7px}}
@media(min-width:900px){.mm-grid{grid-template-columns:repeat(12,1fr);gap:10px}}
.mm-tile{aspect-ratio:1;position:relative;perspective:600px;min-width:0}
.mm-tile button{width:100%;height:100%;border-radius:6px;position:relative;background:none;padding:0}
.mm-face{position:absolute;inset:0;border-radius:6px;backface-visibility:hidden;transition:transform .45s;display:flex;align-items:center;justify-content:center;overflow:hidden}
.mm-front{background:linear-gradient(135deg,var(--coral),var(--purple));transform:rotateY(0)}
.mm-front .mm-mark{color:var(--paper);font-weight:900;font-size:14px}
@media(min-width:480px){.mm-front .mm-mark{font-size:18px}}
.mm-back{transform:rotateY(180deg);background:var(--paper);border:1px solid #173f3530}
.mm-back img{width:100%;height:100%;object-fit:cover}
.mm-tile.flipped .mm-front{transform:rotateY(-180deg)}
.mm-tile.flipped .mm-back{transform:rotateY(0)}
.mm-tile.matched button{opacity:.55}
.mm-tile button:focus-visible{outline:3px solid #6745da;outline-offset:3px}

/* Compact head/status on this page only, to leave room for the 48-tile grid
   on one screen at 390x844 and 1440x900 (Vivek, 29 Sep). */
.mm-page .play-main{padding-top:6px}
.mm-page .back-link{margin-bottom:1px}
.mm-page .game-page-head{padding-bottom:0;margin-bottom:2px;border-bottom:0}
.mm-page .game-page-head h1{font-size:clamp(17px,3.2vw,26px);margin:1px 0 3px;line-height:1.05}
.mm-page .game-page-head p{font-size:13px;line-height:1.3;margin:0;max-width:none}
.mm-page .eyebrow{font-size:10px;line-height:1}
.mm-why{margin-top:1px}
.mm-why summary{font-size:14px;cursor:pointer;color:var(--ink);opacity:.75;padding:13px 0}
.mm-why .source-credit{font-size:12px;line-height:1.4;margin:4px 0 0}
.mm-page .status-bar{margin:2px 0;padding:4px 14px;font-size:12px}
.mm-page .status-bar button{padding:7px 14px;font-size:12px;min-height:44px}

/* moved from inline style attributes (strict CSP hygiene, 29 Sep 2026) */
.play-inline-icon{width:1em;height:1em;vertical-align:-.15em;flex:none}
.play-toggle{cursor:pointer;width:100%;border:0;text-align:left;font:inherit}
.play-h-sm{font-size:16px;margin:18px 0 4px}
.play-h-md{font-size:20px;margin:26px 0 6px}
.play-h-lg{font-size:20px;margin:30px 0 6px}

/* Reserve space for the grids the game scripts build after load, so the page
   does not jump (CLS) when they appear (29 Sep 2026). :empty only, so the
   reservation disappears the moment the real content is in place. */
.xw-grid:empty{min-height:510px}
.mm-grid:empty{aspect-ratio:.54}
.fo-silhouettes:empty{min-height:188px}
.fo-cards:empty{min-height:292px}
@media(max-width:639px){.mm-grid:empty{aspect-ratio:.24}}
@media(max-width:480px){.fo-silhouettes:empty{min-height:288px}}
@media(max-width:480px){.fo-cards:empty{min-height:596px}}
/* small coral text on /play/ pages: a darker coral, #c93a27, 5.04:1 on the paper #fffef4 (the brand #f45340 is 3.37:1). The colour changes, never the size (footer ruling R1); big coral shapes keep the brand coral. Bob 69, 29 Sep */
.play-hero .eyebrow,.game-card-tag,.game-page-head .eyebrow,.fo-hint{color:#c93a27}

/* Spot the Difference: wide comparison panels and transparent brass rings. */
.sdr-sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.sdr-game{--sdr-width:min(calc(100vw - 32px),1600px);position:relative;width:var(--sdr-width);margin:18px 0 0 calc(50% - var(--sdr-width)/2)}
.sdr-stage-row{display:flex;gap:16px;align-items:flex-start}
.sdr-stage{position:relative;flex:1 1 0;min-width:0;background:transparent}
.sdr-viewport{position:relative;overflow:hidden;aspect-ratio:1206/844;touch-action:pan-y}
.sdr-stage.zoomable .sdr-viewport{touch-action:none}
.sdr-zoomlayer{position:absolute;inset:0;transform-origin:0 0;will-change:transform;background:transparent}
.sdr-zoomlayer img{width:100%;height:auto;display:block;pointer-events:none;user-select:none;-webkit-user-drag:none}
.sdr-lens{position:absolute;left:0;top:0;width:200px;height:200px;border-radius:50%;overflow:hidden;pointer-events:none;opacity:0;z-index:4;outline:2px solid #e9d9b0;outline-offset:-2px;will-change:transform,opacity;contain:layout paint}
.sdr-lens img{position:absolute;left:0;top:0;max-width:none;transform-origin:0 0;will-change:transform;pointer-events:none}
.sdr-lens-keyboard::before,.sdr-lens-keyboard::after{content:"";position:absolute;background:#6745da;z-index:1}
.sdr-lens-keyboard::before{width:34px;height:2px;left:83px;top:99px}
.sdr-lens-keyboard::after{width:2px;height:34px;left:99px;top:83px}
#sd-magnifier[aria-pressed="false"]{background:transparent;color:var(--ink);box-shadow:inset 0 0 0 1px currentColor}
@media not all and (any-pointer:fine){#sd-magnifier{display:none}.sdr-lens{display:none}}
.sdr-hint-mark{position:absolute;width:9%;min-width:26px;aspect-ratio:1;transform:translate(-50%,-50%);border-radius:50%;border:2px dashed #f4534099;pointer-events:none}
.sdr-crosshair{position:absolute;width:34px;height:34px;transform:translate(-50%,-50%);pointer-events:none;display:none;z-index:5}
.sdr-crosshair.show{display:block}
.sdr-crosshair::before,.sdr-crosshair::after{content:"";position:absolute;background:#6745da}
.sdr-crosshair::before{left:50%;top:0;bottom:0;width:2px;transform:translateX(-50%)}
.sdr-crosshair::after{top:50%;left:0;right:0;height:2px;transform:translateY(-50%)}
.sdr-crosshair-ring{position:absolute;inset:2px;border:2px solid #6745da;border-radius:50%}
.sdr-tray{margin-top:20px;display:flex;flex-wrap:wrap;gap:14px;padding:16px;border-radius:12px;background:linear-gradient(160deg,#1c1c1c,#0d0d0d);min-height:80px;align-items:center}
.sdr-ring{position:relative;width:44px;height:44px;flex:none;display:grid;place-items:center;background:transparent;border:0;border-radius:50%;box-shadow:none;touch-action:none;padding:0}
.sdr-ring-svg{width:100%;height:100%;background:transparent;box-shadow:none;overflow:visible}
.sdr-ring-svg circle{fill:none;stroke-width:3.2;stroke:#e9d9b0;filter:drop-shadow(0 1px 1px rgba(0,0,0,.35))}
.sdr-ring-svg .sdr-ring-outline{stroke:rgba(0,0,0,.45);stroke-width:5;filter:none}
.sdr-ring:focus-visible{outline:3px solid #6745da;outline-offset:3px}
.sdr-ring.armed .sdr-ring-stroke{stroke:#fff6dd}
.sdr-ring.armed{animation:sdr-pulse 1.1s ease-in-out infinite}
.sdr-ring.dragging{position:fixed;z-index:60;pointer-events:none}
.sdr-ring.wrong .sdr-ring-stroke{stroke:#e2422e}
.sdr-ring.locked{position:absolute;pointer-events:none}
.sdr-ring.locked .sdr-ring-stroke{stroke:#6bbf6b}
@keyframes sdr-pulse{0%,100%{transform:scale(1)}50%{transform:scale(1.08)}}
@media(prefers-reduced-motion:reduce){.sdr-ring.armed{animation:none}.sdr-lens,.sdr-lens img{transition:none;animation:none}}
@media(max-width:1023px){.sdr-stage-row{flex-direction:column;align-items:stretch;gap:20px}.sdr-stage{flex:none}.sdr-game{--sdr-width:calc(100vw - 16px)}}
.sdr-howto{font-size:16px;line-height:1.5;margin:14px 0 0;font-weight:700}
#sd-list li{font-size:16px;line-height:1.5}

/* Landscape phones (Bob 66): side by side, each panel sized so a panel plus the ring tray fit in the screen height (panel aspect 1206/844). */
@media (orientation:landscape) and (max-height:520px){.sdr-stage-row{flex-direction:row;align-items:flex-start;justify-content:center;gap:12px}.sdr-stage{flex:0 1 calc((100svh - 118px) * 1.429);max-width:calc((100svh - 118px) * 1.429)}}
/* Lens rim (Bob 66): a visible warm-white ring with a dark hairline and a soft round shadow, so the lens reads as a lens over light and dark art. */
.sdr-lens{box-shadow:0 0 0 2px #f3e6c4,0 0 0 3px rgba(0,0,0,.45),0 8px 22px rgba(0,0,0,.35)}