/* The page and each playfield share the viewport; optional panels use dialogs. */
html:has(.arcade-page){height:100%;overflow:hidden}
body.arcade-page{height:100dvh;min-height:0;overflow:hidden;padding:0;margin:0;display:flex;flex-direction:column}
.arcade-page *{box-sizing:border-box}
.arcade-page .arcade-header{position:relative;flex:none;width:100%;max-width:none;min-height:48px;padding:8px 24px;display:flex;flex-wrap:nowrap;align-items:center;justify-content:space-between;gap:12px}
.arcade-header .arcade-brand{font-size:18px;gap:8px;white-space:nowrap}.arcade-brand>span{font-size:24px}.arcade-header nav{gap:16px;display:flex;align-items:center}.arcade-header nav>a{font-size:12px}.arcade-header button{font-size:11px}
.arcade-page .arcade-main{width:100%;max-width:1440px;flex:1;min-height:0;margin:0 auto;padding:10px 24px;display:flex;flex-direction:column;gap:8px;overflow:hidden}
.arcade-game-page .arcade-breadcrumb{flex:none;margin:0;min-height:20px;font-size:11px}.arcade-breadcrumb>span{font-size:9px}
.arcade-game-page .arcade-game-heading{flex:none;display:flex;align-items:center;gap:15px;margin:0;padding:0;min-height:34px}.arcade-game-heading .arcade-eyebrow{display:none}.arcade-game-heading h1{font-size:23px;line-height:1.35;margin:0}.arcade-game-heading>p{font-size:11px;margin:0;max-width:420px}
.arcade-game-page .arcade-session{flex:1;min-height:0;max-height:100%;width:100%;max-width:1100px;padding:10px 14px;margin:0 auto;display:flex;flex-direction:column;gap:7px;border-radius:12px;overflow:hidden}
.arcade-game-page .arcade-hud{flex:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:7px;margin:0}.arcade-game-page .arcade-hud>div{padding:4px 10px}.arcade-hud small{font-size:9px;line-height:1.5;white-space:nowrap}.arcade-game-page .arcade-hud strong{font-size:18px;line-height:1.55;white-space:nowrap}
.arcade-mistakes{flex:none;margin:0;font-size:12px;line-height:1.4;text-align:center}.arcade-mistakes[hidden]{display:none}
.arcade-game-page .arcade-stage{flex:1;min-height:0;height:auto;width:100%;max-width:none;margin:0;container-type:size;display:flex;align-items:center;justify-content:center}
.arcade-game-page .arcade-stage>canvas{display:block;width:100%;height:100%;max-height:none;max-width:100%;object-fit:contain;flex:none;margin:0;touch-action:none}
.arcade-stage .board-scroll{width:100%;height:100%;overflow:hidden;display:flex;align-items:center;justify-content:center;touch-action:manipulation}
.arcade-stage .memory-grid{--cols:6;--rows:4;width:min(100cqw,132cqh);height:min(100cqh,75.76cqw);min-width:0;max-width:none;margin:0;padding:5px;grid-template-columns:repeat(var(--cols),minmax(0,1fr));grid-template-rows:repeat(var(--rows),minmax(0,1fr));gap:5px}
.memory-grid .memory-card{min-height:0;min-width:0;aspect-ratio:auto;font-size:20px}.memory-grid .card-face img{height:78%;width:90%;min-height:0}.memory-grid .card-face small{font-size:clamp(7px,1.2cqh,10px)}
.arcade-stage .flash-grid{width:min(100cqw,100cqh);height:min(100cqh,100cqw);grid-template-columns:repeat(3,minmax(0,1fr));grid-template-rows:repeat(3,minmax(0,1fr));max-width:none;padding:7px;gap:7px;margin:0}.flash-grid .flash-cell{aspect-ratio:auto;min-width:0;min-height:0}
.arcade-game-page .arcade-live-hint{flex:none;min-height:0;font-size:11px;line-height:1.4;margin:0;text-align:center}.arcade-live-hint:empty{display:none}
.arcade-game-page .arcade-companion{flex:none;min-height:0;height:40px;margin:0;gap:6px}.arcade-companion canvas{width:40px;height:40px}.arcade-companion .arcade-live-hint{max-width:600px}
.arcade-game-page .arcade-touch-controls{flex:none;gap:7px;margin:0;flex-wrap:nowrap}.arcade-touch-controls button{min-width:54px;min-height:44px;padding:3px 9px;gap:0}.arcade-touch-controls b{font-size:19px;line-height:1.1}.arcade-touch-controls span{font-size:10px;line-height:1.3}
.arcade-game-page .arcade-toolbar{flex:none;gap:6px;padding:0;flex-wrap:nowrap;margin:0}.arcade-toolbar button{min-height:32px;padding:4px 11px;font-size:11px;white-space:nowrap}
.arcade-game-page .arcade-item-legend{flex:none;border:0;gap:14px;padding:0;margin:0;justify-content:center;font-size:10px;line-height:1.2}.arcade-item-legend img{width:20px;height:20px}.arcade-item-legend span{gap:4px}
.arcade-game-page .arcade-other-games,.arcade-game-page .arcade-footer{display:none}
.arcade-overlay{padding:12px}.arcade-overlay .arcade-ready-art{width:72px;height:72px;margin:0}.arcade-overlay h2{font-size:23px;line-height:1.3;margin:7px 0}.arcade-overlay p{font-size:12px;line-height:1.6;max-width:430px;margin:5px auto 12px}.arcade-overlay .arcade-primary{min-height:36px;padding:7px 20px;font-size:13px}
.arcade-panel{color:#f2ded1;background:#241a25;border:1px solid #aa7b7d;border-radius:14px;width:min(640px,calc(100vw - 24px));max-height:calc(100dvh - 24px);padding:18px;overflow:auto;font:13px/1.6 'HaoTu Sans',sans-serif}
.arcade-panel:not([open]){display:none}.arcade-panel::backdrop{background:#100918cc;backdrop-filter:blur(6px)}.arcade-panel h2{font-size:20px;line-height:1.5;margin:0 55px 12px 0}.arcade-panel button{font:inherit;background:#563445;color:#f8dbc4;border:1px solid #ae7f81;border-radius:7px;padding:6px 12px;min-height:32px}.panel-close{position:absolute;right:12px;top:12px}.arcade-panel p{font-size:13px;line-height:1.7}.arcade-ranking{margin:0 auto;border-top:1px solid #aa7b7d}.arcade-ranking table{font-size:13px;margin:0}.arcade-ranking th,.arcade-ranking td{padding:5px 7px;line-height:1.35}.arcade-ranking p{margin:6px 0}
#ht-audio.ht-arcade-audio:not([open]){display:none}
.arcade-hub-page .arcade-hero{flex:0 0 clamp(90px,23dvh,200px);min-height:0;padding:7px 0 12px;gap:20px;grid-template-columns:1fr 180px}
.arcade-hub-page .arcade-hero h1{font-size:clamp(25px,3.1vw,40px);margin:0;line-height:1.25}.arcade-hub-page .arcade-hero h1 em{display:inline;margin-left:.3em}.arcade-hub-page .arcade-hero .arcade-eyebrow{font-size:9px;margin:0 0 6px}.arcade-hub-page .arcade-intro{font-size:12px;line-height:1.6;max-width:680px;margin:8px 0}.arcade-hub-page .arcade-hero .arcade-primary,.arcade-hub-page .arcade-hero-note{display:none}
.arcade-hub-page .arcade-hero-art{height:100%;min-height:0}.arcade-hub-page .arcade-hero-art>img{width:auto;height:100%;max-height:170px;max-width:150px}.arcade-hub-page .arcade-moon{width:120px;height:120px;outline-offset:8px}.arcade-hub-page .arcade-art-flower,.arcade-hub-page .arcade-art-caption{display:none}
.arcade-hub-page .arcade-library{flex:1;min-height:0;padding:6px 0;display:flex;flex-direction:column;gap:10px}.arcade-hub-page .arcade-section-line{flex:none;margin:0}.arcade-hub-page .arcade-section-line .arcade-eyebrow{display:none}.arcade-hub-page .arcade-section-line h2{font-size:22px}.arcade-hub-page .arcade-save-note{font-size:10px;padding:0}
.arcade-hub-page .arcade-game-list{flex:1;min-height:0;grid-template-columns:repeat(5,minmax(0,1fr));grid-template-rows:minmax(0,1fr);gap:10px}
.arcade-hub-page .arcade-game-card{display:flex;flex-direction:column;min-height:0;min-width:0;border-radius:12px}.arcade-game-card:hover{transform:none}
.arcade-hub-page .arcade-game-art{flex:1;min-height:0;height:auto;max-height:none;overflow:hidden}.arcade-hub-page .arcade-game-copy{flex:none;padding:12px}.arcade-hub-page .arcade-game-copy h3{font-size:18px;line-height:1.4;min-height:50px;margin:5px 0}.arcade-hub-page .arcade-game-tag{font-size:9px;min-height:29px;line-height:1.5}.arcade-hub-page .arcade-game-copy p{font-size:11px;line-height:1.6;min-height:36px;margin:5px 0 9px}.arcade-hub-page .arcade-card-bottom{gap:4px;align-items:center;flex-wrap:wrap}.arcade-hub-page .arcade-card-bottom small{font-size:9px}.arcade-hub-page .arcade-play-link{font-size:11px}.arcade-hub-page .arcade-footer{flex:none;padding:5px 0;margin:0;min-height:18px;font-size:9px}
@media(max-width:700px){.arcade-page .arcade-header{padding:7px 12px;min-height:43px}.arcade-header .arcade-brand{font-size:16px}.arcade-header nav{gap:10px}.arcade-header nav>a{font-size:10px}.arcade-header button{font-size:10px}.arcade-page .arcade-main{padding:7px 10px;gap:5px}.arcade-game-heading>p,.arcade-breadcrumb>span{display:none}.arcade-game-heading h1{font-size:18px}.arcade-game-page .arcade-game-heading{min-height:26px}.arcade-game-page .arcade-session{padding:7px;gap:5px}.arcade-hud small{font-size:8px}.arcade-game-page .arcade-hud>div{padding:3px 6px}.arcade-game-page .arcade-hud strong{font-size:14px}.arcade-game-page .arcade-toolbar{gap:4px}.arcade-toolbar button{font-size:10px;padding:4px 7px;min-height:30px}.arcade-touch-controls button{min-width:48px;min-height:44px;padding:3px 7px}.arcade-touch-controls span{font-size:9px}.arcade-item-legend{gap:9px!important;font-size:9px!important}.arcade-item-legend img{width:17px;height:17px}.arcade-overlay h2{font-size:18px}.arcade-overlay p{font-size:11px}.arcade-overlay .arcade-ready-art{width:54px;height:54px}.arcade-hub-page .arcade-hero{flex-basis:100px;grid-template-columns:1fr 70px;gap:7px;padding:3px 0 8px}.arcade-hub-page .arcade-hero h1{font-size:22px}.arcade-hub-page .arcade-hero h1 em{display:block;margin:0}.arcade-hub-page .arcade-intro{display:none}.arcade-hub-page .arcade-hero-art>img{max-width:68px;max-height:85px}.arcade-hub-page .arcade-moon{width:50px;height:50px}.arcade-hub-page .arcade-section-line h2{font-size:18px}.arcade-hub-page .arcade-save-note{display:none}.arcade-hub-page .arcade-library{gap:6px;padding:3px 0}.arcade-hub-page .arcade-game-list{grid-template-columns:1fr;grid-template-rows:repeat(5,minmax(0,1fr));gap:6px}.arcade-hub-page .arcade-game-card{flex-direction:row;align-items:stretch}.arcade-hub-page .arcade-game-art{flex:none;width:75px;height:100%;min-height:0;border-bottom:0;border-right:1px solid #624352}.arcade-hub-page .arcade-game-copy{flex:1;display:flex;flex-direction:column;justify-content:center;padding:5px 10px;min-width:0}.arcade-hub-page .arcade-game-copy h3{font-size:15px;line-height:1.3;min-height:0;margin:2px 0}.arcade-hub-page .arcade-game-tag{font-size:8px;min-height:0;line-height:1.25}.arcade-hub-page .arcade-game-copy p{display:none}.arcade-hub-page .arcade-card-bottom{margin:2px 0 0;line-height:1.3;justify-content:space-between}.arcade-hub-page .arcade-card-bottom small,.arcade-hub-page .arcade-card-bottom b{font-size:9px}.arcade-hub-page .arcade-play-link{font-size:10px}.arcade-hub-page .arcade-footer{font-size:8px;padding:2px 0}}
@media(max-height:550px) and (orientation:landscape){.arcade-page .arcade-header{min-height:34px;padding:4px 14px}.arcade-page .arcade-main{padding:4px 12px;gap:3px}.arcade-game-page .arcade-breadcrumb{display:none}.arcade-game-page .arcade-game-heading{min-height:22px}.arcade-game-heading h1{font-size:16px}.arcade-game-page .arcade-session{padding:5px 8px;gap:4px}.arcade-game-page .arcade-hud>div{padding:1px 7px}.arcade-hud small{font-size:8px;line-height:1.2}.arcade-game-page .arcade-hud strong{font-size:13px;line-height:1.4}.arcade-game-page .arcade-touch-controls button{min-height:35px;flex-direction:row;gap:6px}.arcade-game-page .arcade-toolbar button{min-height:26px;font-size:10px;padding:2px 9px}.arcade-companion{display:none!important}.arcade-game-page .arcade-item-legend{display:none}.arcade-stage .memory-grid{--cols:8;--rows:3;width:min(100cqw,234.6cqh);height:min(100cqh,42.62cqw);gap:3px;padding:3px}.arcade-overlay .arcade-ready-art{display:none}.arcade-overlay h2{font-size:17px}.arcade-overlay p{font-size:11px;margin:3px auto 7px}.arcade-overlay .arcade-primary{min-height:30px;padding:4px 15px}.arcade-hub-page .arcade-hero{flex-basis:62px;grid-template-columns:1fr 65px;padding:0 0 4px}.arcade-hub-page .arcade-hero h1{font-size:22px}.arcade-hub-page .arcade-hero h1 em{display:inline;margin-left:.3em}.arcade-hub-page .arcade-intro{display:none}.arcade-hub-page .arcade-hero-art>img{max-height:58px}.arcade-hub-page .arcade-game-list{grid-template-columns:repeat(5,minmax(0,1fr));grid-template-rows:minmax(0,1fr)}.arcade-hub-page .arcade-game-card{flex-direction:column}.arcade-hub-page .arcade-game-art{width:100%;flex:1;height:auto;border-right:0;border-bottom:1px solid #624352}.arcade-hub-page .arcade-game-copy{flex:none;padding:5px}.arcade-hub-page .arcade-game-copy h3{font-size:12px;min-height:33px;margin:2px 0}.arcade-hub-page .arcade-game-copy p,.arcade-hub-page .arcade-game-tag,.arcade-hub-page .arcade-card-bottom small{display:none}.arcade-hub-page .arcade-section-line h2{font-size:16px}.arcade-hub-page .arcade-section-line .arcade-save-note{display:none}.arcade-panel{padding:12px}.arcade-panel h2{font-size:17px;margin-bottom:5px}.arcade-panel p{font-size:11px;line-height:1.5}.arcade-ranking table{font-size:10px}.arcade-ranking th,.arcade-ranking td{padding:2px 5px;line-height:1.25}.arcade-ranking p{font-size:10px;margin:2px 0}.arcade-result{padding:10px 16px;max-width:580px;display:none}.arcade-result[open]{display:grid;grid-template-columns:150px 1fr;gap:3px 15px;align-items:center}.arcade-result [data-result-art]{grid-column:1;grid-row:1/7;width:145px;height:170px;margin:0;max-width:100%}.arcade-result>*:not([data-result-art]){grid-column:2;margin:3px 0}.arcade-result .result-close{grid-column:auto}.arcade-result .result-eyebrow{font-size:8px}.arcade-result h2{font-size:17px}.arcade-result .result-coupon{font-size:12px;line-height:1.5;padding:7px}.arcade-result .result-score{font-size:18px}.arcade-result .arcade-primary{min-height:30px;padding:4px 14px}.arcade-result form{padding:4px 0;gap:4px}.arcade-result input{padding:5px;font-size:13px}.arcade-result.result-win [data-result-art]{height:140px}}

@media(max-width:700px){.arcade-hub-page .arcade-header a[href='/about.php']{display:none}}
@media(max-height:550px) and (orientation:landscape){.arcade-result form:not([hidden]){display:grid;grid-template-columns:minmax(0,1fr) auto;gap:3px;align-items:end}.arcade-result form label{grid-column:1/3;font-size:10px;line-height:1.3}.arcade-result form input{grid-column:1;min-height:30px}.arcade-result form button{grid-column:2;min-height:30px;font-size:11px}.arcade-result>[data-action=restart]{grid-column:1;grid-row:7}.arcade-result>a{grid-column:2;grid-row:7}.arcade-result [data-result-status]{font-size:11px;line-height:1.4;margin:2px 0}}
@media(max-height:740px){.arcade-result{padding:14px 16px}.arcade-result [data-result-art]{height:clamp(70px,19dvh,135px);width:170px;margin:0 auto 6px}.arcade-result.result-win [data-result-art]{height:min(100px,16dvh)}.arcade-result .result-eyebrow{font-size:9px;margin:6px 0}.arcade-result h2{font-size:18px;margin:6px 0}.arcade-result .result-coupon{font-size:13px;padding:9px;line-height:1.6;margin:8px 0}.arcade-result .result-score{font-size:20px;margin:8px 0}.arcade-result [data-result-status]{font-size:11px;line-height:1.4;margin:6px 0}.arcade-result form:not([hidden]){display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px;align-items:end;padding:6px 0}.arcade-result form label{grid-column:1/3;font-size:11px;line-height:1.3}.arcade-result form input{grid-column:1;font-size:14px;padding:7px;min-height:32px}.arcade-result form button{grid-column:2;font-size:11px;padding:6px;min-height:36px}.arcade-result>.arcade-primary{min-height:34px;padding:7px 15px;font-size:12px}.arcade-result>a{font-size:12px;margin:7px 10px 0}}
@media(max-height:550px) and (orientation:landscape){.arcade-result [data-result-art]{height:145px;width:145px;margin:0}.arcade-result.result-win [data-result-art]{height:130px}.arcade-result form:not([hidden]){padding:3px 0}.arcade-result .result-eyebrow{margin:2px 0}.arcade-result h2{margin:2px 0;font-size:17px}.arcade-result .result-coupon{margin:3px 0;padding:6px;font-size:12px}.arcade-result .result-score{margin:2px 0}.arcade-result [data-result-status]{margin:2px 0}}
@media(max-width:400px){.arcade-hub-page .arcade-header{padding-inline:10px;gap:6px}.arcade-hub-page .arcade-brand{font-size:14px;gap:6px}.arcade-hub-page .arcade-brand>span{font-size:20px}.arcade-hub-page .arcade-header nav{gap:7px}}