/* Board games r1 (2026-10-24): touch-first lounge. Paper-and-wood look, real piece artwork, motion. */
*{box-sizing:border-box}
:root{color-scheme:light;--ink:#22403b;--ink-2:#2f5a52;--gold:#b88a3e;--gold-2:#e2b456;--paper:#fffcf4;--paper-2:#f6f0e2;--bg:#eee8da;--muted:#6d776e;--line:#ddd3bf;--warn:#a2502a;--ok:#2f7a55;
 --wood-a:#e9c98f;--wood-b:#d9ae6c;--frame:#7a5333;--red:#b2322a;--black:#1f2f2c;--shadow:0 6px 22px #3e322a1f;--radius:14px;
 --serif:"Songti SC","STSong","Noto Serif SC","Source Han Serif SC",Georgia,serif;--kai:"Kaiti SC","STKaiti","KaiTi","BiauKai","Noto Serif SC",serif}
@media(prefers-color-scheme:dark){:root{color-scheme:dark;--ink:#efe6d2;--ink-2:#d8cbaf;--paper:#262b29;--paper-2:#202523;--bg:#171b1a;--muted:#a6a99f;--line:#3a413e;--shadow:0 6px 22px #0007;--warn:#f0a070;--ok:#7fd3a5}}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;background-image:radial-gradient(at 12% 0%,#fbf6e6 0,transparent 55%),radial-gradient(at 90% 100%,#efe2c4 0,transparent 50%);min-height:100svh}
@media(prefers-color-scheme:dark){body{background-image:radial-gradient(at 12% 0%,#2a302c 0,transparent 55%)}}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
button,a.button{cursor:pointer;border:1px solid var(--ink);background:var(--ink);color:var(--paper);border-radius:10px;padding:11px 16px;min-height:44px;font:inherit;font-weight:650;display:inline-flex;align-items:center;justify-content:center;gap:6px;text-decoration:none;transition:transform .12s,filter .12s,background .2s;-webkit-tap-highlight-color:transparent;touch-action:manipulation}
button:active{transform:scale(.97)}
button.quiet{background:transparent;color:var(--ink);border-color:#c7bcaa}
@media(prefers-color-scheme:dark){button.quiet{border-color:#55605a}}
button.link{background:none;border:0;color:var(--ink-2);padding:6px 0;min-height:auto;text-decoration:underline;text-underline-offset:3px;font-weight:600}
button:hover,a.button:hover{filter:brightness(1.1)}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--gold-2);outline-offset:2px}
button:disabled{opacity:.42;cursor:default;transform:none}
input{font:inherit;border:1px solid #cbbfa9;border-radius:10px;background:var(--paper);color:var(--ink);padding:11px 12px;width:100%;min-height:44px}
label{display:block;font-size:13px;margin:16px 0 6px;color:var(--muted)}
h1{font:700 clamp(28px,4.2vw,46px)/1.15 var(--serif);margin:6px 0 10px;letter-spacing:.02em}
h2{font:700 24px/1.25 var(--serif);margin:0 0 10px}
h3{font-size:15px;margin:0 0 8px}
p{margin:8px 0 14px}
.eyebrow{letter-spacing:.2em;font-size:10.5px;font-weight:750;color:#8d6a37;margin:0 0 8px;text-transform:uppercase}
.muted{color:var(--muted);font-size:13px}
.top{padding:12px max(16px,calc((100vw - 1180px)/2));border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;background:color-mix(in srgb,var(--paper) 70%,transparent);backdrop-filter:blur(6px);position:sticky;top:0;z-index:20}
.brand{color:var(--ink);text-decoration:none;font-weight:800;letter-spacing:.22em;font-size:14px}.brand span{font-size:9px;letter-spacing:.32em;display:block}
.top-tools{display:flex;align-items:center;gap:8px}.unit{font-size:12px;color:var(--muted);margin-right:4px}
.top-tools button{min-height:38px;padding:6px 12px;font-size:13px}
main{max-width:1180px;margin:auto;padding:22px 16px 40px}
.intro{text-align:center;margin:6px 0 22px}
#subtitle{color:var(--muted)}
#notice{min-height:22px;margin:8px 0;text-align:center;font-weight:600;color:var(--ink-2)}
#notice[data-tone=warn],#notice[data-tone=warn-net]{color:var(--warn)}#notice[data-tone=ok]{color:var(--ok)}
#notice:empty{min-height:0;margin:4px 0}
/* Game cards */
nav#games{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}
nav#games button{position:relative;flex-direction:column;align-items:center;gap:4px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:var(--radius);padding:16px 8px 14px;min-height:132px;box-shadow:0 2px 8px #2e362508;font-weight:600}
nav#games button[aria-pressed=true]{border-color:var(--ink);box-shadow:0 0 0 2px var(--ink),0 8px 20px #233e3a2a;background:linear-gradient(180deg,var(--paper),var(--paper-2))}
nav#games .icon{width:58px;height:58px;display:grid;place-items:center;font-size:34px;line-height:1}
nav#games .icon .piece{width:52px;height:52px;font-size:26px}
nav#games .icon svg{width:56px;height:56px}
nav#games strong{font:700 16px/1.2 var(--serif)}
nav#games small{display:block;font-weight:400;font-size:11.5px;color:var(--muted);line-height:1.3;text-align:center}
nav#games em{position:absolute;top:8px;right:8px;font-style:normal;font-size:10.5px;background:var(--ok);color:#fff;border-radius:99px;padding:1px 7px}
/* Lobby */
.lobby-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:18px;margin-top:6px}
.paper{background:var(--paper);padding:24px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}
.setting{display:flex;align-items:center;gap:10px;margin:14px 0 0;flex-wrap:wrap}.setting>span{font-size:13px;color:var(--muted);min-width:64px}
.seg{display:inline-flex;border:1px solid var(--line);border-radius:12px;padding:3px;gap:3px;background:var(--paper-2);flex-wrap:wrap}
.seg button{background:transparent;color:var(--ink);border:0;min-height:38px;padding:6px 12px;font-size:13.5px;border-radius:9px}
.seg button[aria-pressed=true]{background:var(--ink);color:var(--paper)}
.actions{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}
.actions.big button{flex:1 1 140px;min-height:50px;font-size:15.5px}
#tables{margin-top:18px}#tables h3{margin-bottom:4px}
#tables article{padding:10px 0;border-top:1px solid var(--line);display:flex;align-items:center;gap:10px}
#tables article>div{flex:1;min-width:0;overflow-wrap:anywhere}
#tables small{display:block;color:var(--muted)}
#tables button{min-height:40px;padding:6px 14px;font-size:13.5px}
.avatar{flex:none;width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,#d9c39a,#b7955d);color:#fff;font-weight:800;font-size:15px;box-shadow:inset 0 -2px 0 #0002}
.avatar.ai{background:linear-gradient(135deg,#4c6e8a,#2c4157);font-size:18px}
/* Play */
.table-heading{display:flex;align-items:center;gap:10px;margin:6px 0 10px}.table-heading>div{flex:1;min-width:0}
.table-heading h2{font-size:21px;margin:0}
#status[data-tone=go]{color:var(--ok)}#status[data-tone=check]{color:var(--red)}
#spectate-bar{background:#2c4157;color:#fff;border-radius:10px;padding:8px 12px;font-size:13.5px;margin:0 0 10px;text-align:center}
.play-grid{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:22px;align-items:start}
.board-wrap{min-width:0;display:flex;flex-direction:column;align-items:center}
.seat{width:100%;max-width:var(--board-w,640px)}
.seat-in{position:relative;display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:12px;border:1px solid transparent;transition:background .2s,border-color .2s}
.seat-in.turn{background:color-mix(in srgb,var(--gold-2) 18%,transparent);border-color:color-mix(in srgb,var(--gold) 55%,transparent)}
.seat-in .who{display:flex;flex-direction:column;min-width:0;line-height:1.25}
.seat-in .who b{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:42vw}
.you-tag{font-weight:600;color:var(--muted)}
.side-chip{font-size:11.5px;color:var(--muted)}.side-chip.xiangqi.w{color:var(--red)}
.caps{display:flex;flex-wrap:wrap;gap:1px;margin-left:auto;max-width:40%}
.caps .piece{width:20px;height:20px;font-size:11px;position:static;animation:none}
.caps svg.piece{width:20px;height:20px}
.count{display:flex;align-items:center;gap:6px;margin-left:auto;font-weight:800;font-variant-numeric:tabular-nums}.count .piece{width:20px;height:20px;position:static}
.clock{margin-left:auto;font:600 12.5px/1 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.caps+.clock,.count+.clock{margin-left:8px}
.seat-in.running .clock{color:var(--ink)}
.bubble{position:absolute;left:52px;bottom:100%;margin-bottom:4px;background:var(--paper);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);border-radius:14px 14px 14px 4px;padding:6px 12px;font-weight:650;font-size:14px;white-space:nowrap;max-width:70vw;overflow:hidden;text-overflow:ellipsis;opacity:0;transform:translateY(6px) scale(.9);pointer-events:none;transition:opacity .2s,transform .2s;z-index:6}
#you .bubble{bottom:auto;top:100%;margin:4px 0 0;border-radius:4px 14px 14px 14px}
.bubble.show{opacity:1;transform:none}
/* Board frame and sizing: the board fits one screen on desktop and is full-width on phones. */
/* 14px keeps the wooden frame (box-shadow) clear of the seat bars and of the screen edge. */
.board-frame{position:relative;width:var(--board-w);max-width:calc(100% - 28px);margin:16px 0 14px}
#board{--cell:calc(100% / var(--cols));position:relative;display:grid;grid-template-columns:repeat(var(--cols),1fr);grid-template-rows:repeat(var(--rows),1fr);aspect-ratio:var(--cols)/var(--rows);width:100%;border-radius:8px;user-select:none;-webkit-user-select:none;touch-action:manipulation;
 background:linear-gradient(90deg,#0000 0 98%,#ffffff12 98%),repeating-linear-gradient(97deg,var(--wood-a) 0 7px,#e4c088 7px 9px,var(--wood-b) 9px 15px,#e8c58c 15px 22px);box-shadow:0 0 0 10px var(--frame),0 0 0 12px #5a3a20,0 14px 30px #3e322a40}
.board-wrap{--board-w:min(100%,calc((100svh - 390px) * var(--aspect,1)),760px)}
#board.xiangqi{--wood-a:#ecd09a;--wood-b:#ddb478}
#board.gomoku{--wood-a:#e6c182;--wood-b:#d6aa62}
#board.reversi{background:#2e6b55;box-shadow:0 0 0 10px #3b2a1c,0 0 0 12px #241a10,0 14px 30px #0005}
#board.chess{background:#ecdcb7;box-shadow:0 0 0 10px #6e4b2e,0 0 0 12px #4c321d,0 14px 30px #3e322a40}
#board .lines{position:absolute;inset:0;background-size:100% 100%;pointer-events:none;z-index:0}
#board .cell{position:relative;z-index:1;border:0;border-radius:0;margin:0;padding:0;min-width:0;min-height:0;background:transparent;color:inherit;font-weight:400;display:grid;grid-template:100%/100%;place-items:center;aspect-ratio:1;touch-action:manipulation;transform:none;cursor:pointer}
#board .cell:active{transform:none}
#board .cell[aria-disabled=true]{cursor:default}
#board .cell.own{touch-action:none}
#board.chess .cell{background:#efe0bd}#board.chess .cell.dark{background:#7f9a86}
#board.reversi .cell{border:1px solid #1b4a3a;box-shadow:inset 0 0 0 1px #ffffff10}
#board.chess .cell.last-from,#board.chess .cell.last-to{background:#e8d46a}#board.chess .cell.dark.last-from,#board.chess .cell.dark.last-to{background:#b9b54a}
#board.chess .cell.selected{background:#f0c75a!important}
#board .cell.in-check .piece{filter:drop-shadow(0 0 6px #e0312a) drop-shadow(0 0 2px #e0312a);animation:pulse 1s ease-in-out 2}
/* Legal destinations: dots on empty squares, rings on captures. */
#board .cell.dest::after{content:'';position:absolute;width:30%;height:30%;border-radius:50%;background:#1f5b45a8;pointer-events:none;z-index:3}
#board.reversi .cell.dest::after,#board.gomoku .cell.dest::after{display:none}
#board.reversi .cell.dest::before{content:'';position:absolute;width:26%;height:26%;border-radius:50%;border:2px solid #ffffff55;pointer-events:none}
#board .cell.capture::after{content:'';position:absolute;inset:5%;border-radius:50%;border:4px solid #2f8a62d0;pointer-events:none;z-index:3}
#board.chess .cell.capture::after{border-radius:8%;inset:0;border-width:5px}
#board .cell.drag-over{box-shadow:inset 0 0 0 4px #f2c14eaa}
#board .cell.hint-from .piece,#board .cell.hint-to::before{animation:hint 1s ease-in-out infinite}
#board .cell.hint-to::before{content:'';position:absolute;inset:12%;border-radius:50%;border:3px dashed #e8a21a;z-index:3;pointer-events:none}
/* Pieces */
.piece{position:relative;z-index:2;display:grid;place-items:center;transition:transform .18s cubic-bezier(.2,.8,.3,1),filter .15s;will-change:transform}
svg.chess-piece{width:88%;height:88%;overflow:visible;filter:drop-shadow(0 2px 1.5px #0004)}
svg.chess-piece.pw{fill:#fbf7ee;stroke:#26201a;stroke-width:1.5;stroke-linejoin:round}
svg.chess-piece.pb{fill:#2a2f33;stroke:#0d0f10;stroke-width:1.5;stroke-linejoin:round}
svg.chess-piece .detail{fill:none;stroke-width:1.5}svg.chess-piece.pb .detail,svg.chess-piece.pb .eye{stroke:#d9d2c3}svg.chess-piece.pw .eye{fill:#26201a}svg.chess-piece.pb .eye{fill:#d9d2c3}
.xi-piece{width:86%;height:86%;border-radius:50%;background:radial-gradient(circle at 35% 30%,#fff6df,#f1d7a4 55%,#d7b071 100%);box-shadow:0 3px 0 #a07a44,0 5px 7px #0005,inset 0 0 0 2px #fff4d6;font:700 20px/1 var(--kai)}
.board-frame{container-type:inline-size}
#board .xi-piece{font-size:clamp(14px,4.6vw,30px);font-size:calc(100cqw / 9 * .42)}
.xi-piece>span{width:80%;height:80%;border-radius:50%;display:grid;place-items:center;border:2px solid currentColor}
.xi-piece.red{color:var(--red)}.xi-piece.black{color:#203430}
.stone{width:84%;height:84%;border-radius:50%}
.stone.dark{background:radial-gradient(circle at 34% 30%,#6e7974 0,#2a332f 38%,#0d1311 80%);box-shadow:0 3px 4px #0006,inset 0 -2px 3px #000a}
.stone.light{background:radial-gradient(circle at 34% 30%,#fff 0,#f1eee5 45%,#cfcabb 90%);box-shadow:0 3px 4px #0005,inset 0 -2px 3px #0002}
#board.reversi .stone{width:80%;height:80%}
#board .cell.selected .piece{transform:translateY(-4px) scale(1.06);filter:drop-shadow(0 6px 6px #0004)}
#board.xiangqi .cell.selected .piece,#board.chess .cell.selected .piece{filter:drop-shadow(0 0 5px #f2c14e) drop-shadow(0 6px 6px #0004)}
#board .cell.last-to .xi-piece{box-shadow:0 3px 0 #a07a44,0 5px 7px #0005,0 0 0 3px #f2c14e}
#board.xiangqi .cell.last-from::before,#board.gomoku .cell.last-from::before{content:'';position:absolute;width:44%;height:44%;border:2px dashed #b4873199;border-radius:50%}
#board.gomoku .cell.last-to .stone::after,#board.reversi .cell.last-to .stone::after{content:'';position:absolute;inset:40%;border-radius:50%;background:#e04a3a}
#board.gomoku .cell.five .stone{box-shadow:0 0 0 3px #f2c14e,0 0 14px 4px #f2c14eaa;animation:pulse 1.2s ease-in-out 3}
#board.gomoku .cell.star::before{content:'';position:absolute;width:16%;height:16%;border-radius:50%;background:#6b4a2b;opacity:.75}
#board .cell.preview .ghost{opacity:.5;animation:none}
.piece.ghost.captured{position:absolute;animation:captured .4s ease-out forwards;z-index:1}
.piece.moving{z-index:5}
.piece.lifted{opacity:.25}
.piece.drop{animation:drop .18s ease-out}
.piece.flip{animation:flip .3s ease-out backwards}
.drag-ghost{position:fixed;z-index:1000;pointer-events:none;transform:translate(-50%,-62%) scale(1.18);filter:drop-shadow(0 10px 10px #0005);transition:none!important}
.xi-piece.drag-ghost{font-size:clamp(16px,5vw,32px)}
/* River and coordinates */
#board .river{position:absolute;left:0;right:0;top:40%;height:20%;display:flex;justify-content:space-around;align-items:center;pointer-events:none;z-index:0;font:700 clamp(15px,3.8vw,28px)/1 var(--kai);color:#7b5530;letter-spacing:.35em;opacity:.85}
.coords{position:absolute;display:flex;pointer-events:none;font:600 10px/1 system-ui;color:#f3dfbf;opacity:.85;z-index:4}
.coords i{flex:1;text-align:center;font-style:normal}
.coords.files{left:0;right:0;bottom:-10px;height:10px}
.coords.ranks{top:0;bottom:0;left:-10px;width:10px;flex-direction:column}.coords.ranks i{display:flex;align-items:center;justify-content:center}
.coords.xi-top{left:0;right:0;top:-10px}.coords.xi-bottom{left:0;right:0;bottom:-10px}
/* Waiting overlay */
#overlay{position:absolute;inset:0;z-index:8;display:grid;place-items:center;background:color-mix(in srgb,var(--bg) 70%,transparent);backdrop-filter:blur(3px);border-radius:8px;padding:12px}
.wait-card{background:var(--paper);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);padding:20px;text-align:center;max-width:360px;width:100%}
.wait-card p{margin:6px 0}
.big-code{font:800 34px/1.1 ui-monospace,SFMono-Regular,Menlo,monospace;letter-spacing:.14em;margin:6px 0 4px;color:var(--ink)}
.wait-card .actions{justify-content:center;margin:10px 0}
.spinner{display:flex;justify-content:center;gap:8px;margin:6px 0 10px}.spinner span{width:12px;height:12px;border-radius:50%;background:var(--gold);animation:bob 1s ease-in-out infinite}.spinner span:nth-child(2){animation-delay:.15s}.spinner span:nth-child(3){animation-delay:.3s}
/* Under the board */
#place-bar{display:flex;gap:10px;margin:10px 0 0;width:100%;max-width:var(--board-w)}#place-bar button{flex:1;min-height:48px}
#move-hint{text-align:center;margin:8px 0 4px;min-height:20px}
#replay-bar{display:flex;align-items:center;gap:6px;width:100%;max-width:var(--board-w);margin:6px 0}
#replay-bar button{min-height:42px;padding:6px 10px}#replay-bar input{flex:1;accent-color:var(--gold)}
.toolbar{display:flex;gap:6px;justify-content:center;flex-wrap:wrap;width:100%;max-width:var(--board-w);margin:8px 0 0}
.tool{flex:1 1 0;min-width:56px;max-width:110px;flex-direction:column;gap:2px;padding:6px 4px;min-height:56px;background:var(--paper);color:var(--ink);border:1px solid var(--line);border-radius:12px;font-weight:600}
.tool>span{font-size:19px;line-height:1}.tool small{font-size:11.5px;line-height:1.15;text-align:center}
.tool.primary{background:var(--ink);color:var(--paper);border-color:var(--ink)}
#sheet-toggle{display:none}
/* Side panel */
aside#sheet .paper.compact{padding:16px;margin-bottom:12px}
.sheet-tabs{display:none}
#history{max-height:240px;overflow:auto;font-size:14px;padding:0;margin:0;list-style:none;font-variant-numeric:tabular-nums}
#history li{display:grid;grid-template-columns:34px 1fr 1fr;gap:6px;padding:3px 4px;border-radius:6px}#history li:nth-child(odd){background:var(--paper-2)}
#history li.muted{display:block;background:none}
#history .no{color:var(--muted)}#history .now{background:var(--gold-2);border-radius:4px;padding:0 4px;color:#222}
.quick{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:8px}
.quick button{min-height:36px;padding:5px 10px;font-size:13px;background:var(--paper-2);color:var(--ink);border:1px solid var(--line);font-weight:600;border-radius:99px}
.quick button.react{font-size:19px;padding:3px 9px}
#messages{max-height:170px;overflow:auto;font-size:13.5px}
#messages p{margin:5px 0;overflow-wrap:anywhere}#messages p.emote{color:var(--ink-2);font-style:italic}
#chat{display:flex;gap:6px;margin-top:10px}#chat input{min-width:0}#chat button{padding:8px 14px;flex:none;white-space:nowrap}
/* Modals and popovers */
.modal{position:fixed;inset:0;z-index:50;display:grid;place-items:center;background:#18201d80;padding:16px;animation:fade .18s ease-out}
.sheet-card{position:relative;background:var(--paper);color:var(--ink);border-radius:20px;padding:22px;max-width:420px;width:100%;box-shadow:0 20px 50px #0006;text-align:center;overflow:hidden;animation:rise .22s cubic-bezier(.2,.8,.3,1)}
.sheet-card .actions{justify-content:center}
.sheet-card.rules{text-align:left;max-width:520px;max-height:86svh;overflow:auto}
.piece-list{list-style:none;padding:0;margin:8px 0}.piece-list li{display:flex;gap:12px;align-items:center;padding:8px 0;border-top:1px solid var(--line)}.piece-list p{margin:2px 0 0;font-size:13.5px;color:var(--muted)}
.piece-list .pair{display:flex;gap:4px;flex:none}.piece-list .pair .piece{width:38px;height:38px;font-size:19px}.piece-list .pair svg{width:40px;height:40px}
.result h2{font-size:30px;margin:4px 0}.result .reason{color:var(--muted);margin:0 0 10px}
.result.win h2{color:var(--ok)}.result.lose h2{color:var(--warn)}
.result .stats{display:flex;justify-content:center;gap:16px;font-weight:650}
.confetti i{position:absolute;top:-12px;left:calc(var(--i) * 5.6%);width:8px;height:14px;border-radius:2px;background:hsl(calc(var(--i) * 37) 80% 60%);animation:confetti 1.6s ease-in calc(var(--i) * 45ms) forwards}
.promo-row{display:flex;justify-content:center;gap:8px;margin:10px 0}.promo-row button{flex-direction:column;background:var(--paper-2);color:var(--ink);border:1px solid var(--line);min-width:72px;padding:8px}.promo-row svg{width:48px;height:48px}
.pop{position:fixed;left:50%;bottom:92px;transform:translateX(-50%);z-index:40;width:min(440px,calc(100vw - 24px))}
.pop .sheet-card{padding:14px;text-align:left}
.tour p{color:var(--muted)}
footer{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;margin:28px 0 4px;color:var(--muted);font-size:12px}footer a{color:var(--ink)}
/* Playing layout */
.playing .intro,.playing nav#games,.playing footer{display:none}
.playing main{padding-top:10px}
/* Phones and small tablets */
@media(max-width:860px){
 main{padding:14px 12px 30px}
 nav#games{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;gap:10px;padding:2px 2px 10px;margin:0 -12px;padding-left:12px;padding-right:12px}
 nav#games button{flex:0 0 132px;scroll-snap-align:start;min-height:124px}
 .lobby-grid{grid-template-columns:1fr}
 .paper{padding:18px}
 .play-grid{grid-template-columns:1fr;gap:0}
 .board-wrap{--board-w:min(100%,calc((100svh - 300px) * var(--aspect,1)),620px)}
 .playing .top{padding-top:6px;padding-bottom:6px}
 .table-heading h2{font-size:18px}
 .toolbar{position:sticky;bottom:0;z-index:15;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(6px);padding:8px 0 calc(8px + env(safe-area-inset-bottom));margin-top:6px;flex-wrap:nowrap}
 .tool{min-width:0}
 #sheet-toggle{display:inline-flex}
 aside#sheet{position:fixed;left:0;right:0;bottom:0;z-index:45;max-height:72svh;overflow:auto;background:var(--bg);border-radius:18px 18px 0 0;box-shadow:0 -10px 30px #0004;padding:10px 12px calc(14px + env(safe-area-inset-bottom));transform:translateY(105%);transition:transform .25s cubic-bezier(.2,.8,.3,1)}
 .sheet-open aside#sheet{transform:none}
 .sheet-tabs{display:flex;gap:6px;margin-bottom:10px}.sheet-tabs button{flex:1;min-height:40px;background:var(--paper);color:var(--ink);border-color:var(--line)}.sheet-tabs .close-sheet{flex:0 0 44px}
 body[data-tab=moves] .sheet-tabs [data-tab=moves],body[data-tab=chat] .sheet-tabs [data-tab=chat]{background:var(--ink);color:var(--paper)}
 body[data-tab=moves] #chat-pane,body[data-tab=chat] #moves-pane{display:none}
 #history{max-height:none}#messages{max-height:40svh}
 .pop{bottom:84px}
}
@media(max-width:480px){
 .brand{font-size:12px}.unit{display:none}
 h2{font-size:21px}
 .actions.big button{flex-basis:100%}
 .seat-in{padding:6px 8px}.avatar{width:32px;height:32px;font-size:14px}
 .tool small{font-size:10.5px}
 .big-code{font-size:28px}
}
@media(max-height:520px) and (min-width:600px){.board-wrap{--board-w:min(100%,calc((100svh - 150px) * var(--aspect,1)))}.table-heading{margin:2px 0 4px}}
/* Motion */
@keyframes drop{from{transform:scale(1.35);opacity:0}to{transform:none;opacity:1}}
@keyframes flip{from{transform:rotateY(90deg) scale(1.08)}to{transform:none}}
@keyframes captured{to{transform:scale(.4) rotate(-20deg);opacity:0}}
@keyframes pulse{50%{transform:scale(1.08)}}
@keyframes hint{50%{opacity:.45}}
@keyframes bob{50%{transform:translateY(-6px);opacity:.6}}
@keyframes fade{from{opacity:0}}
@keyframes rise{from{transform:translateY(16px) scale(.97);opacity:0}}
@keyframes confetti{to{transform:translateY(420px) rotate(540deg);opacity:0}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}