/* Touch layouts, safe areas, and a dedicated full-screen play surface. */
html{-webkit-text-size-adjust:100%}
button{touch-action:manipulation;color:inherit}
img{-webkit-user-drag:none}
.lightbox[open]{display:flex;flex-direction:column;overflow:hidden}
.lightbox-stage{flex:1;min-height:0;height:auto;overflow:hidden}
.lightbox-stage img{min-width:0;touch-action:pan-y pinch-zoom;user-select:none}
.lightbox-top,.lightbox-caption{flex-shrink:0}
body.photo-open{overflow:hidden}
@media(max-width:700px){
  body{padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}
  .topbar{height:auto;min-height:104px;padding:8px 0 0;gap:0 12px}
  .topbar>.icon-button{min-height:44px}
  .site-nav{gap:8px}
  .site-nav button{min-height:44px;flex:1;font-size:10px}
  .home{padding:22px 5% 0}
  .intro>.eyebrow{margin-bottom:12px}
  h1{font-size:clamp(64px,17vw,106px);letter-spacing:-2px;margin-bottom:12px}
  .title-star{width:37px;height:37px;right:8px}
  .intro>.description{font-size:17px;line-height:1.4;margin-bottom:18px}
  .intro>.run-modes{order:1;margin:0 0 12px}
  .run-modes button{min-height:55px;font-size:10px}
  .intro>.primary{order:2;min-height:58px}
  .intro>.play-meta{order:3;font-size:8px;flex-wrap:wrap}
  .intro>.album-link{order:4;min-height:44px;display:flex;align-items:center;margin-top:8px}
  .hero-art{order:5;height:290px;min-height:290px;margin-top:10px}
  .intro>.brief{order:6;margin:16px 0 0;font-size:14px}
  .howto{margin-top:20px;gap:20px}
  .howto span{flex-wrap:wrap;gap:6px}
  .howto small{font-size:12px}
  .text-button,.album-link{min-height:44px}
  .gallery-page,.pairs-page{padding:24px 5% 30px}
  .gallery-heading h2,.pairs-heading h2{font-size:clamp(37px,10.5vw,58px);overflow-wrap:anywhere}
  .gallery-heading .eyebrow,.pairs-heading .eyebrow{font-size:9px;margin-bottom:8px}
  .gallery-filters{flex-wrap:nowrap;overflow-x:auto;overscroll-behavior-x:contain;padding:12px 0;scrollbar-width:thin}
  .gallery-filters button{flex-shrink:0;min-height:44px;padding:10px 16px;font-size:12px}
  .gallery-toolbar{gap:12px;font-size:10px}
  .gallery-toolbar .icon-button{min-height:44px;font-size:9px}
  .photo-tile-caption strong{font-size:12px}
  .album-counter{gap:12px;min-width:0}
  .album-counter .text-button{font-size:11px;flex:1}
  .lightbox{inset:0;width:100%;max-width:100%;height:100svh;height:100dvh;max-height:none;margin:0;padding:max(10px,env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left))}
  .lightbox-top{gap:4px;font-size:10px;min-width:0}
  .lightbox-top>div{gap:4px}
  .lightbox .icon-button{min-height:44px;padding:8px;font-size:9px}
  .lightbox-stage{margin:12px 0 4px;padding-bottom:52px;position:relative}
  .lightbox-stage>button{bottom:0;width:48px;height:48px;font-size:24px}
  .lightbox-caption{padding:10px 0 0}
  .lightbox-caption h3{margin:7px 0;line-height:1.3}
  .lightbox-caption:after{content:'Swipe left or right for more';display:block;color:#c4c0cb;font-size:11px;margin-top:10px}
  #photo-dialog{max-width:calc(100% - 20px);max-height:calc(100dvh - 24px);padding:10px}
  #photo-dialog>button{min-width:44px;min-height:44px}
  #photo-dialog img{max-height:calc(100dvh - 170px)}
  .pairs-heading{margin-bottom:12px}
  .pairs-heading h2{font-size:36px;margin:8px 0}
  .pairs-heading p:not(.eyebrow){font-size:12px;margin:8px 0}
  .pairs-stats{gap:24px;margin:12px 0 0}
  .pairs-stats>div{display:flex;align-items:baseline;gap:8px}
  .pairs-stats strong{font-size:26px}
  .pairs-controls{gap:8px;margin-bottom:12px}
  .pairs-controls .run-modes{margin:0}
  .pairs-controls .run-modes button{min-height:44px}
  .pairs-controls>.icon-button{min-height:44px;width:100%}
  .pairs-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:7px}
  .match-card{aspect-ratio:4/5;min-width:0}
  .card-back b{font-size:36px}
  .card-back small{display:none}
  .card-front small{font-size:8px;height:26px;line-height:1.1;overflow:hidden}
  .card-front img{height:calc(100% - 26px)}
  .result{padding:24px 5% 38px;gap:32px;overflow:hidden}
  .result h2{font-size:clamp(45px,12.8vw,67px);overflow-wrap:anywhere}
  .result .eyebrow{font-size:9px;overflow-wrap:anywhere}
  .memory-nav button{min-height:44px;min-width:44px}
  .memory-photo{height:300px;height:min(300px,50svh)}
  .photo-reward{bottom:calc(12px + env(safe-area-inset-bottom));right:12px;max-width:calc(100vw - 24px)}
}
@media(max-width:700px),(any-pointer:coarse),(orientation:landscape) and (max-height:550px){
  body.is-playing{position:fixed;inset:0;overflow:hidden;padding:0;overscroll-behavior:none}
  .is-playing .topbar,.is-playing footer{display:none}
  .is-playing .game{position:fixed;inset:0;margin:0;width:100%;height:100%;height:100dvh;min-height:0;max-height:none;border-radius:0}
  .game canvas{position:absolute;top:calc(106px + env(safe-area-inset-top));left:0;width:100%;height:calc(100% - 245px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}
  .hud{top:calc(12px + env(safe-area-inset-top));left:max(14px,env(safe-area-inset-left));right:max(14px,env(safe-area-inset-right));gap:8px;align-items:center}
  .hud strong{font-size:26px}.hud>div>span{font-size:8px}.health strong{font-size:16px}
  .pause-button{width:48px;height:48px;flex-shrink:0;font-size:18px}
  .run-info{top:calc(72px + env(safe-area-inset-top));left:14px;right:14px;font-size:8px;letter-spacing:0}
  .mission-hud{top:calc(91px + env(safe-area-inset-top));left:14px;font-size:8px}
  .game-toast{top:auto;bottom:calc(143px + env(safe-area-inset-bottom));max-width:calc(100% - 24px);font-size:10px;padding:7px 12px;pointer-events:none}
  .game-bottom{bottom:calc(82px + env(safe-area-inset-bottom));left:max(14px,env(safe-area-inset-left));right:max(14px,env(safe-area-inset-right));gap:10px;font-size:8px}
  .keyboard-hint{display:none}
  .boost{min-height:48px;min-width:180px;padding:12px;font-size:10px}
  .touch-controls{display:grid;grid-template-columns:1fr 1.25fr 1fr;gap:12px;position:absolute;bottom:calc(12px + env(safe-area-inset-bottom));left:max(14px,env(safe-area-inset-left));right:max(14px,env(safe-area-inset-right))}
  .touch-controls button{width:100%;height:60px;border-radius:12px;border:1px solid #ffffff55;background:#2d2d3d;color:white;font-size:28px;user-select:none;-webkit-user-select:none;touch-action:none}
  .touch-controls .jump-control{background:var(--lime);color:var(--ink);border-color:var(--lime)}
  .jump-control small{font-size:10px;font-weight:bold}
  .touch-controls button:active{transform:scale(.96);filter:brightness(1.25)}
  .is-playing .photo-reward{top:calc(111px + env(safe-area-inset-top));bottom:auto;right:12px;max-width:185px;padding:5px;opacity:.96}
  .is-playing .photo-reward img{height:38px;width:29px}
  .pause-card{max-width:100%;max-height:calc(100dvh - 48px);overflow-y:auto;padding:24px}
  .pause-card h2{font-size:40px}.pause-card p{font-size:13px}
  .overlay{z-index:5;padding:max(20px,env(safe-area-inset-top)) 20px max(20px,env(safe-area-inset-bottom))}
  .countdown{z-index:4}
}
@media(orientation:landscape) and (max-height:550px){
  .game canvas{top:calc(67px + env(safe-area-inset-top));height:calc(100% - 150px - env(safe-area-inset-top) - env(safe-area-inset-bottom))}
  .hud{top:6px;left:20px;right:20px}.hud strong{font-size:23px}
  .hud>div>span{margin-bottom:3px}.pause-button{height:44px;width:44px}
  .run-info{top:54px;left:20px;right:20px;font-size:8px}
  .mission-hud{top:auto;bottom:calc(72px + env(safe-area-inset-bottom));left:20px}
  .game-toast{bottom:calc(72px + env(safe-area-inset-bottom));max-width:48%;left:auto;right:15px;transform:none;font-size:9px}
  .touch-controls{grid-template-columns:repeat(3,60px);gap:10px;right:auto;bottom:calc(10px + env(safe-area-inset-bottom))}
  .touch-controls button{height:52px}
  .game-bottom{bottom:calc(12px + env(safe-area-inset-bottom));left:auto;right:max(20px,env(safe-area-inset-right))}
  #bear-size{display:none}.boost{min-width:200px}
  .is-playing .photo-reward{top:68px;max-width:165px}
  .pairs-grid{grid-template-columns:repeat(6,minmax(0,1fr))}
}
@media(max-width:700px){
  .pairs-page{padding-top:18px}
  .pairs-heading>.eyebrow,.pairs-heading>div>.eyebrow{display:none}
  .pairs-heading h2{font-size:32px;line-height:1.1}
  .pairs-heading h2 br{display:none}
  .pairs-heading h2 em:before{content:' '}
  .pairs-controls{display:grid;grid-template-columns:minmax(0,1fr) 44px;gap:8px}
  .pairs-controls .run-modes{width:auto;min-width:0;gap:6px}
  .pairs-controls .run-modes button{font-size:9px;padding:8px 5px}
  .pairs-controls>.icon-button{width:44px;height:44px;font-size:0;padding:0}
  .pairs-controls>.icon-button:after{content:'↻';font:24px Arial,sans-serif}
}

.howto .touch-help{display:none}
@media(max-width:700px),(any-pointer:coarse){.howto .desktop-help{display:none}.howto .touch-help{display:inline}.pairs-heading h2 em{margin-left:6px}}

/* The sound switch remains reachable while the mobile header is hidden. */
.run-audio{display:flex;align-items:center;gap:12px;pointer-events:auto}
.run-audio .icon-button{min-height:44px;color:white;border-color:#ffffff55;font-size:9px;padding:10px}
@media(max-width:700px),(any-pointer:coarse),(orientation:landscape) and (max-height:550px){
  .run-audio #bear-size{display:none}
  .run-audio .icon-button{font-size:9px;min-width:88px}
}

/* Birthday arcade expansion */
.new-experiences{grid-column:1/-1;order:-2;margin:0 0 55px}.arcade-heading{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-bottom:18px}.arcade-heading .eyebrow{margin:0}.arcade-heading>span{font:9px monospace;color:#75766d}.experience-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:20px}.experience-card{position:relative;min-height:365px;padding:30px;text-decoration:none;overflow:hidden;border-radius:10px;isolation:isolate;display:flex;align-items:center;background:#152337;color:#f5f2e9;border:1px solid #16232d}.experience-copy{position:relative;z-index:2}.experience-kicker{font:8px monospace;letter-spacing:1.3px;color:#caff63}.experience-card h2{font:900 68px/.9 Impact,'Arial Narrow',Arial,sans-serif;letter-spacing:-1px;margin:18px 0}.experience-card h2 em{font-style:normal;color:#caff63}.experience-card p{font-size:11px;line-height:1.7;margin:0 0 19px;max-width:260px;color:#d0d8dc}.experience-card strong{font:900 10px Arial;letter-spacing:.6px;display:inline-flex;gap:25px;align-items:center;padding:14px 15px;background:#caff63;color:#182536;border-radius:4px}.experience-card strong b{font-size:22px}.experience-card small{display:block;font:7px monospace;letter-spacing:.5px;margin-top:13px;color:#a5b9be}.ops-art{position:absolute;right:-10%;top:0;width:70%;height:100%;object-fit:cover;object-position:center 28%;z-index:-2}.ops-card:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#142337 36%,#14233710 85%);z-index:-1}.concept-label{position:absolute;right:12px;bottom:12px;font:6px monospace;letter-spacing:1px;color:white;z-index:2;background:#14233799;padding:4px}.lab-card{background:#3a2945}.lab-card h2 em,.lab-card .experience-kicker{color:#ffb2d8}.lab-card strong{background:#ffb2d8}.lab-art{position:absolute;right:-10px;top:55px;width:39%;height:260px;z-index:-1}.lab-art img{position:absolute;width:100%;height:68%;object-fit:cover;border:6px solid #f4f1e9;box-shadow:0 7px 20px #0004;transform:rotate(10deg)}.lab-art img:last-child{top:110px;right:15px;transform:rotate(-10deg)}.lab-card:after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,#3a2945 30%,#3a294550 60%,transparent);z-index:-1}.classic-divider{display:flex;gap:20px;align-items:center;margin-top:40px}.classic-divider span{font:9px monospace;letter-spacing:1.5px;color:#6e7465}.classic-divider i{height:1px;background:#c8cbbf;flex:1}.lightbox-caption .album-link{font-size:10px;margin:9px 0 0;display:block;color:var(--ink)}
@media(max-width:1000px){.experience-card{padding:25px;min-height:340px}.experience-card h2{font-size:58px}.experience-card p{font-size:10px;max-width:210px}.experience-card strong{font-size:9px;padding:12px}.lab-art{opacity:.7}.experience-card small{font-size:6px;max-width:210px;line-height:1.6}}
@media(max-width:700px){.new-experiences{margin-bottom:20px}.arcade-heading>span{display:none}.arcade-heading .eyebrow{font-size:8px}.experience-grid{grid-template-columns:1fr;gap:14px}.experience-card{min-height:340px;padding:24px}.experience-card h2{font-size:66px}.experience-card p{max-width:210px;font-size:10px}.experience-card strong{font-size:9px;padding:13px}.experience-card small{font-size:6px}.ops-art{right:-10%;width:76%}.lab-card{min-height:300px}.lab-card h2{font-size:57px}.lab-art{right:3%;width:36%;top:35px;height:240px;opacity:.8}.classic-divider{margin-top:27px}.classic-divider span{font-size:8px}.lightbox-caption .album-link{margin-top:7px;min-height:30px}}