@font-face{font-family:ChessSerif;src:local('Georgia')}*{box-sizing:border-box} :root{color-scheme:dark;--cream:#f4e7cc;--muted:#c0b39c;--gold:#d4ad69;--line:#b58e4f40;--panel:#101c18ed;--fir:#163b30}body{margin:0;background:#0a1311;color:var(--cream);font-family:system-ui,sans-serif;font-size:14px}.backdrop{position:fixed;inset:0;background:linear-gradient(90deg,#07100e90,#07100e35 55%,#07100eb8),linear-gradient(0deg,#07100efd,transparent 70%),var(--chess-scene,url('/games/chess/halloween-hall.webp')) center/cover;z-index:-1}main{width:min(1110px,calc(100% - 48px));margin:auto}nav{display:flex;justify-content:space-between;align-items:center;height:78px;border-bottom:1px solid var(--line)}a{color:inherit;text-decoration:none}nav>a:last-child{color:var(--muted);font-size:12px}.wordmark{font-size:24px;letter-spacing:4px;font-weight:900;line-height:1}.wordmark span{display:block;font-size:8px;letter-spacing:2px;color:var(--gold);margin-top:7px}.masthead{display:flex;align-items:center;justify-content:space-between;padding:25px 0 23px}.eyebrow{font-size:9px;color:var(--gold);font-weight:650;letter-spacing:2.4px;margin:0 0 9px}h1{font:normal clamp(36px,4.4vw,58px)/1 Georgia,serif;letter-spacing:-1px;margin:0}h1 em{color:#d9b87d;font-weight:normal}.intro{color:#d4c7b1;font:italic 15px/1.5 Georgia,serif;margin:0}.layout{display:grid;grid-template-columns:minmax(0,1fr) 306px;gap:30px;align-items:start}.table{min-width:0;max-width:720px}.player-row{display:flex;align-items:center;gap:10px;min-height:42px;font-size:12px;padding:0 4px}.player-row strong{font-weight:550}.player-row>span:last-child{margin-left:auto;color:#d6c8af;font-size:11px}.player-dot{height:11px;width:11px;background:#d1a367;box-shadow:0 0 0 3px #d1a36720;border-radius:50%;flex-shrink:0}.player-dot.red{background:#b94334;box-shadow:0 0 0 3px #b9433428}.board-frame{padding:14px;border:1px solid #ba8c4d;background:repeating-linear-gradient(6deg,#382719 0,#2c1d14 2px,#412c1b 5px,#332116 8px);box-shadow:0 12px 50px #000a,inset 0 0 0 3px #17110d,inset 0 0 0 5px #8c683d;border-radius:3px}.board{display:grid;grid-template-columns:repeat(8,1fr);aspect-ratio:1;border:1px solid #161b14;box-shadow:0 0 0 2px #c8a46660}.rank-row{display:contents}.square{position:relative;display:flex;justify-content:center;align-items:center;min-width:0;aspect-ratio:1;border:0;border-radius:0;padding:0;background:#dbcaab;color:#3a2b1b;cursor:pointer;isolation:isolate;touch-action:manipulation}.square.dark{background:#52694f;color:#f3e3c1}.square:before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(7deg,#fff0 0,#fff0 4px,#4b291308 5px,#4b291310 6px);pointer-events:none;z-index:-1}.piece{width:106%;height:118%;object-fit:contain;pointer-events:none;position:absolute;bottom:-3%;filter:drop-shadow(1px 3px 2px #0007);z-index:2}.coordinate{position:absolute;font-size:9px;font-weight:700;z-index:4}.file{bottom:2px;right:4px}.rank{top:3px;left:4px}.square.selected{box-shadow:inset 0 0 0 4px #ffe7a4;background:#b49853}.square.last{background:#c3bc83}.square.dark.last{background:#7d8954}.square.legal:after{content:'';width:22%;height:22%;border-radius:50%;background:#18261d75;position:absolute;z-index:3;pointer-events:none}.square.capture:after{width:86%;height:86%;border:4px solid #142a1eb8;background:none}.square.check{background:#bc6150}.square:focus-visible{outline:3px solid #fff;outline-offset:-4px;z-index:5}.game-status{display:flex;align-items:center;gap:9px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);min-height:46px;padding:8px 3px}.status-light{background:#b4c59a;box-shadow:0 0 10px #b4c59a55;width:6px;height:6px;border-radius:50%;flex-shrink:0}#status{margin:0;font-size:12px;line-height:1.5}#move-count{margin-left:auto;color:var(--muted);font-size:10px;white-space:nowrap}.board-tools{display:flex;gap:5px;justify-content:space-between;padding:12px 0 0}button,select,input{font:inherit}button{border:1px solid var(--line);color:var(--cream);background:#15271fbd;border-radius:3px;padding:8px 10px;cursor:pointer;font-size:11px}button:hover:enabled{background:#34503c;border-color:var(--gold)}button:disabled{opacity:.4;cursor:default}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible,summary:focus-visible{outline:2px solid var(--gold);outline-offset:3px}.notice{color:#f2cb88;font-size:12px;line-height:1.5;min-height:0;margin:9px 0}.notice:empty{display:none}aside{display:grid;gap:14px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:4px;overflow:hidden}.portrait{position:relative;height:150px;background:radial-gradient(ellipse at 50% 40%,#4b5740,#17231c 80%);overflow:hidden}.portrait img{width:100%;height:100%;object-fit:cover;object-position:center 28%;opacity:.88}.portrait:after{content:'';position:absolute;inset:0;background:linear-gradient(transparent 50%,#101c18)}.portrait span{position:absolute;z-index:1;bottom:11px;left:18px;font-size:8px;letter-spacing:2px;color:#ead0a1}.opponent-copy{padding:8px 18px 16px}.opponent-copy .eyebrow{font-size:8px;letter-spacing:1.8px}h2{font:normal 23px Georgia,serif;margin:0}.opponent-copy>p:last-child{font:italic 13px/1.5 Georgia,serif;color:var(--muted);margin:8px 0 0}.setup{padding:18px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;margin-bottom:14px}.section-heading h2{font-size:19px}.section-heading>span{color:var(--gold);font-size:7px;letter-spacing:1.2px}.section-heading button{padding:0;border:0;background:none;color:var(--muted);font-size:10px}label{display:block;font-size:10px;color:#cdbd9e;margin-bottom:6px}select,input{width:100%;background:#0c1713;border:1px solid #a8874d55;border-radius:3px;color:var(--cream);padding:10px 9px;font-size:12px;min-width:0}select{cursor:pointer}.settings-row{display:flex;gap:10px;margin-top:12px}.settings-row>div{flex:1;min-width:0}.fine{font-size:10px;line-height:1.6;color:var(--muted);margin:11px 0}.primary{width:100%;background:#a3362c;border-color:#c16b4e;padding:12px 14px;display:flex;justify-content:space-between;font-size:12px;font-weight:600}.primary:hover:enabled{background:#bb4638}.scoresheet{padding:16px 18px}.history-head,#history>li:not(.empty){display:grid;grid-template-columns:26px 1fr 1fr;gap:6px}.history-head{font-size:8px;letter-spacing:1.5px;text-transform:uppercase;color:var(--gold);padding-bottom:10px;border-bottom:1px solid var(--line)}#history{list-style:none;padding:0;margin:4px 0 0;max-height:135px;overflow:auto;font-size:12px;font-variant-numeric:tabular-nums}#history li{padding:6px 0;border-bottom:1px solid #fff1}#history li>span:first-child{color:#a5967e}.empty{color:#c0b39c;font:italic 12px/1.5 Georgia,serif}.rules{padding:14px 18px;color:var(--muted);font-size:11px;line-height:1.7}.rules summary{cursor:pointer;color:var(--cream);display:flex;justify-content:space-between}.rules summary span{color:var(--gold)}.rules p{margin:10px 0 0}footer{display:flex;gap:20px;justify-content:space-between;padding:25px 0 20px;margin-top:10px;border-top:1px solid var(--line);color:#b4a68d;font-size:8px;letter-spacing:1px}dialog{max-width:420px;background:#15271f;color:var(--cream);border:1px solid var(--gold);border-radius:6px;padding:25px}dialog::backdrop{background:#000b}dialog h2{font-size:28px}dialog p{font-size:13px;color:var(--muted)}#promotion-options{display:flex;gap:7px;margin:15px 0}#promotion-options button{width:72px;height:105px;padding:3px}#promotion-options img{width:100%;height:75px;object-fit:contain}#promotion-options span{display:block;font-size:10px}.share-row{display:flex;gap:6px}.share-row input{font-size:10px}#room-panel{border-top:1px solid var(--line);margin-top:14px;padding-top:14px}#join-room{margin-top:10px}.noscript{position:fixed;bottom:0;background:#a3362c;padding:20px;width:100%;text-align:center}[hidden]{display:none!important}@media(min-width:1300px){main{width:1060px}.layout{grid-template-columns:minmax(0,1fr) 306px;gap:36px}}@media(max-width:850px){main{width:calc(100% - 28px)}.layout{gap:18px;grid-template-columns:minmax(0,1fr) 255px}.intro{font-size:12px}.setup,.scoresheet{padding:13px}.portrait{height:120px}.settings-row{gap:6px}.board-frame{padding:10px}.board-tools{flex-wrap:wrap;justify-content:flex-start}.board-tools button{flex:1;white-space:nowrap;padding:8px 6px}.player-row>span:last-child{font-size:9px}}@media(max-width:650px){main{width:calc(100% - 24px)}nav{height:62px}.masthead{padding:22px 0 15px}.intro{display:none}.layout{grid-template-columns:1fr;gap:18px}.table{max-width:none}aside{grid-template-columns:1fr 1fr;gap:12px}.opponent{display:none}.setup{grid-column:1/-1}.scoresheet,.rules{min-width:0}.rules{padding:13px}.section-heading{margin-bottom:10px}.section-heading h2{font-size:17px}.board-frame{padding:11px}.player-row{min-height:36px}.player-row>span:last-child{font-size:10px}h1{font-size:42px}#history{max-height:160px}.settings-row{margin-top:10px}.setup>.fine{margin:8px 0}.primary{padding:11px 14px}footer{font-size:7px;gap:10px;flex-wrap:wrap}.coordinate{font-size:8px}.board-tools{flex-wrap:nowrap}#status{font-size:11px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}

/* Keep the board and primary controls inside the available viewport. */
html,body{height:100%;overflow:hidden}
main{width:min(1120px,calc(100% - 32px));height:100dvh;display:grid;grid-template-rows:42px 64px minmax(0,1fr) 22px;gap:8px;padding-bottom:4px}
nav{height:42px}.wordmark{font-size:18px}.wordmark span{font-size:7px;margin-top:4px}
.masthead{padding:0;min-height:0}.masthead .eyebrow{margin-bottom:5px;font-size:8px}h1{font-size:clamp(26px,3vw,42px)}.intro{font-size:12px}
.layout{min-height:0;height:100%;grid-template-columns:minmax(0,1fr) 300px;gap:20px;align-items:stretch}
.table{display:grid;grid-template-rows:24px minmax(0,1fr) 24px 32px 34px;min-height:0;max-width:none;position:relative}
.board-space{container-type:size;min-height:0;min-width:0;display:grid;place-items:center}
.board-frame{width:min(100cqw,100cqh);height:auto;aspect-ratio:1;padding:10px;max-width:100%}
.board{width:100%;height:100%}.player-row{min-height:24px;padding:0 3px;font-size:11px}.player-row>span:last-child{font-size:10px}
.game-status{min-height:32px;padding:4px 3px}#status{font-size:11px}.board-tools{padding:3px 0 0;gap:5px;flex-wrap:nowrap}.board-tools button{padding:6px 8px;white-space:nowrap}
.notice{position:absolute;z-index:8;bottom:98px;left:8px;right:8px;margin:0;padding:8px 11px;background:#14251ff5;border:1px solid var(--gold);border-radius:4px;font-size:11px;box-shadow:0 4px 20px #0008}
aside{min-height:0;grid-template-rows:86px auto minmax(65px,1fr) 32px;gap:8px;position:relative}
.opponent{display:grid;grid-template-columns:86px 1fr}.portrait{height:100%}.portrait span{display:none}.portrait img{object-position:center}.opponent-copy{padding:12px}.opponent-copy .eyebrow{font-size:7px;margin-bottom:5px}.opponent-copy h2{font-size:20px}.opponent-copy>p:last-child{font-size:11px;margin-top:5px}
.setup{padding:12px}.section-heading{margin-bottom:9px}.section-heading h2{font-size:18px}.setup-fields{display:grid;grid-template-columns:1fr 1fr;gap:8px}.settings-row{display:contents}.settings-row>div{min-width:0}.field{min-width:0}
label{font-size:9px;margin-bottom:4px}select,input{padding:8px 7px;font-size:11px}.fine{font-size:10px;line-height:1.4;margin:8px 0}.primary{padding:9px 11px;font-size:11px}
.scoresheet{padding:10px 12px;display:flex;flex-direction:column;min-height:0}.history-head{flex-shrink:0;padding-bottom:6px}.scoresheet .section-heading{flex-shrink:0}#history{flex:1;min-height:0;max-height:none;margin-top:2px;font-size:11px}#history li{padding:4px 0}
.rules{padding:6px 12px;align-self:end;min-height:32px}.rules[open]{position:absolute;bottom:0;right:0;width:100%;max-height:calc(100dvh - 140px);overflow:auto;z-index:12;box-shadow:0 0 0 100vmax #0008}.rules summary{line-height:18px}
footer{margin:0;padding:4px 0 0;font-size:7px;align-items:center;gap:12px;flex-wrap:nowrap}
#toggle-history{display:none}#room-panel{margin-top:9px;padding-top:8px}#room-panel .fine{margin-bottom:0}.online .opponent{display:none}.online aside{grid-template-rows:auto minmax(65px,1fr) 32px}
html[data-wood="green"] .player-dot.red{background:#32864a;box-shadow:0 0 0 3px #32864a28}
@media(max-height:740px) and (min-width:701px){.opponent{display:none}aside{grid-template-rows:auto minmax(65px,1fr) 32px}main{grid-template-rows:36px 48px minmax(0,1fr) 18px;gap:5px}nav{height:36px}h1{font-size:30px}.setup-hint{font-size:9px}}
@media(max-width:900px) and (min-width:701px){.layout{grid-template-columns:minmax(0,1fr) 270px;gap:14px}.intro{display:none}.board-tools button{padding:6px 5px;font-size:10px}}
@media(max-width:700px){
 main{width:calc(100% - 16px);grid-template-rows:32px 45px minmax(0,1fr) 17px;gap:4px;padding-bottom:3px}nav{height:32px}.wordmark{font-size:15px}.wordmark span{display:none}nav>a:last-child{font-size:10px}h1{font-size:clamp(24px,6.5vw,34px)}.masthead .eyebrow{font-size:7px;margin-bottom:4px}.intro{display:none}
 .layout{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;gap:5px}.table{grid-template-rows:20px minmax(0,1fr) 20px 27px 30px}.player-row{min-height:20px;font-size:10px}.player-row>span:last-child{font-size:9px}.board-frame{padding:7px}.game-status{min-height:27px}#status{font-size:10px}#move-count{font-size:9px}.board-tools{gap:3px;padding-top:2px}.board-tools button{padding:5px 4px;font-size:9px;flex:1}.coordinate{font-size:7px}
 aside,.online aside{display:block;position:static}.opponent,.online .opponent{display:none}.setup{padding:7px 8px;grid-column:auto}.setup>.section-heading,.setup>.fine{display:none}.setup-fields{grid-template-columns:1.2fr .8fr 1fr .85fr;gap:5px}.field label,.settings-row label{font-size:8px;margin-bottom:3px}select,input{font-size:10px;padding:7px 3px}.primary{padding:7px 10px;margin-top:6px;font-size:10px}.settings-row{margin:0}
 #toggle-history{display:block}.scoresheet{display:none}.show-history .scoresheet{display:flex;position:fixed;z-index:20;top:110px;left:8px;right:8px;height:45dvh;box-shadow:0 0 0 100vmax #0008}.rules{position:fixed;top:40px;right:10px;min-height:24px;padding:3px 7px;font-size:9px;z-index:10}.rules summary span{margin-left:6px}.rules[open]{position:fixed;top:80px;bottom:auto;right:8px;width:calc(100% - 16px);max-height:70dvh;padding:14px;font-size:12px}
 .notice{bottom:83px;font-size:10px}.share-row input{font-size:9px}#room-panel{margin-top:6px;padding-top:5px}#room-panel>label{display:none}#room-panel .fine{font-size:9px;margin:4px 0 0}#join-room{margin-top:4px}footer{font-size:6px;gap:6px;padding-top:2px}footer>a:last-child{display:none}
}
@media(max-height:460px) and (min-width:701px){main{grid-template-rows:28px 33px minmax(0,1fr) 14px;gap:3px}nav{height:28px}.wordmark span,.masthead .eyebrow,.opponent,.setup>.section-heading,.setup>.fine{display:none}h1{font-size:25px}.layout{grid-template-columns:minmax(0,1fr) 300px}.table{grid-template-rows:18px minmax(0,1fr) 18px 24px 27px}.player-row{min-height:18px}.game-status{min-height:24px}.board-tools button{padding:4px}.setup{padding:8px}select{padding:5px}.setup-fields{gap:5px}.primary{padding:6px;margin-top:6px}.online aside{grid-template-rows:auto minmax(30px,1fr) 28px}aside{grid-template-rows:auto minmax(30px,1fr) 28px}.rules{min-height:28px;padding:4px 10px}footer{font-size:6px;padding:0}}

.confirm-buttons{display:flex;justify-content:flex-end;gap:10px;margin-top:18px}.confirm-buttons .primary{width:auto;margin-top:0}.confirm-buttons button{min-width:85px}#confirm-message{line-height:1.6}#confirm-action{width:min(400px,calc(100vw - 30px))}

/* Saves, account records and elapsed clocks share existing rows. */
.session-tools{display:flex;align-items:center;gap:7px;min-width:0}.session-tools button{padding:5px 8px}.session-tools a{font-size:10px;color:var(--muted);max-width:110px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}#account-link{color:var(--gold)}
.player-row>span:last-child{margin-left:0}.player-row>span:nth-last-child(2){margin-left:auto;color:#d6c8af;font-size:10px}.player-row time{font-size:11px;font-variant-numeric:tabular-nums;color:var(--gold);min-width:34px;text-align:right}
.elapsed{margin-left:auto;color:var(--gold);font-size:10px;white-space:nowrap;font-variant-numeric:tabular-nums}#move-count{margin-left:0}#resume-game{padding:3px 7px;font-size:10px}.game-status{gap:7px}#status{min-width:0}.history-head,#history>li:not(.empty){grid-template-columns:22px 1fr 1fr}#history small{display:inline-block;margin-left:7px;color:var(--muted);font-size:9px}#record-status{font-size:9px;color:var(--gold);line-height:1.35;margin:7px 0}
.wide-dialog{width:min(620px,calc(100vw - 24px));max-width:620px;max-height:85dvh;overflow:auto;padding:20px}.dialog-heading{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:16px}.dialog-heading h2{font-size:25px}.saved-card{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}.saved-card strong{font-size:12px}.saved-card small{display:block;margin-top:5px;color:var(--muted);font-size:10px}.saved-card button{flex-shrink:0}.records-scroll{overflow:auto}.records-table{width:100%;border-collapse:collapse;font-size:12px;font-variant-numeric:tabular-nums}.records-table th,.records-table td{padding:9px 5px;text-align:right;border-bottom:1px solid var(--line)}.records-table th:nth-child(2),.records-table td:nth-child(2){text-align:left;max-width:240px;overflow-wrap:anywhere}.records-table th{color:var(--gold);font-size:10px}
@media(max-width:700px){.session-tools{gap:4px}.session-tools button{font-size:9px;padding:4px 6px}.session-tools a{font-size:9px;max-width:62px}.session-tools .all-games{display:none}.player-row>span:nth-last-child(2){font-size:9px}.player-row time{font-size:10px;min-width:30px}.elapsed{font-size:9px}.game-status{gap:4px}#status{font-size:9px}#move-count{font-size:8px}#resume-game{font-size:9px;padding:3px 5px}.setup>#record-status{display:block;font-size:8px;margin:5px 0 0}#history small{font-size:8px;margin-left:4px}.wide-dialog{padding:14px}.dialog-heading h2{font-size:21px}.records-table{font-size:11px}}
@media(max-height:460px) and (min-width:701px){.setup>#record-status{font-size:8px;margin:4px 0}.session-tools button{padding:3px 6px}}

.notice{pointer-events:none}

.session-tools a.tool{border:1px solid var(--line);background:#15271fbd;border-radius:3px;padding:5px 8px;font-size:11px;color:var(--cream);text-decoration:none;max-width:none}.session-tools a.tool:hover{background:#34503c;border-color:var(--gold)}.lobby-field{display:flex;gap:6px;align-items:center;margin:6px 0}#leave-game{margin-top:6px;width:100%}@media(max-width:700px){.session-tools a.tool{font-size:9px;padding:4px 6px;max-width:none}}

.ratings-table{width:100%;border-collapse:collapse;margin:10px 0;font-size:12px}.ratings-table th,.ratings-table td{text-align:left;padding:7px 8px;border-bottom:1px solid var(--line)}.ratings-table th{color:var(--gold);font-size:10px;letter-spacing:.08em;text-transform:uppercase}.ratings-table td:nth-child(2){color:var(--gold);white-space:nowrap}#ratings-dialog h3{margin:14px 0 2px;font-size:13px;color:var(--gold)}

/* Scene preferences only affect the backdrop; board, clocks and saved games are independent. */
html[data-background="holiday"]{--chess-scene:url('/games/chess/holiday-hall.webp')}html[data-background="halloween"]{--chess-scene:url('/games/chess/halloween-hall.webp')}
.start-game-row{display:flex;align-items:end;gap:8px;margin-top:6px}.start-game-row .primary{flex:1;min-width:0;width:auto;margin-top:0}.background-control{flex:0 0 112px}.background-control label{margin:0;color:var(--gold);font-size:9px}.background-control select{display:block;margin-top:4px;padding:6px 8px;font-size:11px}
@media(max-width:700px){.start-game-row{gap:6px}.background-control{flex-basis:94px}.background-control label{font-size:7px}.background-control select{font-size:10px;padding:5px;margin-top:3px}.masthead h1{font-size:clamp(20px,5.7vw,26px)}}
.beta-tag{font-size:.4em;letter-spacing:.12em;color:var(--gold);vertical-align:middle;font-style:normal}.beta-note{display:inline-block;margin-top:5px;font-size:11px;color:var(--gold)}