/* The chess room: original vector pieces, slate tiles and a machined frame. */
.chess-dialog{width:min(1040px,96vw);border:1px solid #424f43;background:radial-gradient(ellipse at 2% 0%,#52624622,transparent 55%),#101713;border-radius:20px;box-shadow:0 35px 120px #000c,0 0 70px #9fbb5910}
.chess-shell{padding:25px 28px 27px}.dialog-header{padding-bottom:20px;margin-bottom:22px;border-bottom:1px solid #ffffff0e}.chess-brand{display:flex;align-items:center;gap:12px}.chess-brand-emblem{display:grid;place-items:center;width:49px;height:52px;border:1px solid #cbbd7b46;border-radius:13px;background:linear-gradient(135deg,#64714a22,#151e16)}.chess-brand-emblem img{width:45px;height:45px;transform:rotate(-9deg)}.dialog-header .eyebrow{font-size:8px;letter-spacing:2.1px;color:#d7c798}.dialog-header h2{font-size:28px;margin-top:5px;letter-spacing:-1px;font-weight:750}.dialog-header h2 span{font-weight:350;color:#9bac9c}.match-header-actions{display:flex;align-items:center;gap:20px}.match-edition{display:flex;align-items:center;gap:10px;font-size:7px;letter-spacing:1.4px;color:#798d79}.match-edition i{width:24px;height:1px;background:#9ebd4c}.dialog-header .close-dialog{border-radius:50%;background:#ffffff04;border-color:#3a483b;width:36px;height:36px}
.chess-layout{grid-template-columns:minmax(0,1fr) 265px;gap:27px;align-items:stretch}.board-column{max-width:min(100%,calc(92dvh - 250px));width:100%;margin:auto}.player-row{min-height:57px;margin:0 0 14px;padding:9px 12px;border:1px solid transparent;border-radius:10px;background:#ffffff03;transition:background .3s,border-color .3s}.player-row:last-child{margin:14px 0 0}.player-row.is-turn{background:linear-gradient(100deg,#c3fa4c0b,transparent);border-color:#b7d27626}.player-avatar,.player-avatar.opponent{width:42px;height:42px;border-radius:11px;border:1px solid #6e806344;background:radial-gradient(ellipse at 35% 0,#6e856342,#1e2b20);overflow:hidden}.player-avatar img{height:40px;width:40px;filter:drop-shadow(0 2px 2px #0006)}.player-avatar.opponent{background:linear-gradient(130deg,#8b9e8a45,#233128)}.player-info{flex:1;min-width:0}.player-row strong{font-size:12px;font-weight:650}.player-row small{font-size:7px;letter-spacing:1.35px;color:#8a9b88;margin-top:5px}.turn-pill{font-size:7px;letter-spacing:1px;border:0;background:#ffffff03;color:#6f856f;padding:7px 9px;display:flex;align-items:center;gap:6px;white-space:nowrap}.turn-pill i{width:4px;height:4px;border-radius:50%;background:currentColor}.turn-pill.active{color:var(--lime);background:#c3fa4c0d;box-shadow:0 0 0 1px #c3fa4c29}.captured-pieces{display:flex;align-items:center;height:18px;margin:3px 0 -3px}.captured-pieces:empty{display:none}.captured-pieces .piece{width:19px!important;height:19px!important;margin-right:-5px;filter:none!important}
.board-stage{position:relative;padding:12px;border-radius:13px;background:linear-gradient(135deg,#435044,#1a291e 40%,#111e16 70%,#394738);box-shadow:0 12px 35px #0005,inset 0 1px 0 #c3d4ac50,inset 0 -2px 0 #06110a;border:1px solid #6a7e5055}.board-stage:before{content:'';position:absolute;inset:5px;border:1px solid #b9be7730;border-radius:9px;pointer-events:none}.board-corner{position:absolute;width:27px;height:27px;pointer-events:none;z-index:3;border-color:#c9d49d;opacity:.8}.corner-tl{left:-1px;top:-1px;border-top:2px solid;border-left:2px solid;border-top-left-radius:13px}.corner-br{right:-1px;bottom:-1px;border-bottom:2px solid;border-right:2px solid;border-bottom-right-radius:13px}.chess-board{position:relative;border:1px solid #0b1a10;border-radius:5px;overflow:visible;isolation:isolate;box-shadow:0 0 0 1px #b2c09030,0 4px 10px #0006;background:#53695b}
.square{background:linear-gradient(145deg,#b7c5b7,#9eafa1);overflow:visible;isolation:auto;box-shadow:inset 0 1px 0 #ffffff14;transition:background .18s;min-width:0;min-height:0}.square.dark{background:linear-gradient(145deg,#536b5d,#40594c);box-shadow:inset 0 1px 0 #ffffff04}.square:first-child{border-top-left-radius:4px}.square:nth-child(8){border-top-right-radius:4px}.square:nth-child(57){border-bottom-left-radius:4px}.square:last-child{border-bottom-right-radius:4px}.square:before{content:'';position:absolute;inset:0;opacity:0;background:#d5ed8744;box-shadow:inset 0 0 0 2px #d4f77e70;transition:opacity .18s;pointer-events:none}.square.last-move{box-shadow:inset 0 0 0 100px #d5ed871c}.square.last-move:before{opacity:.4}.square.selected{background:linear-gradient(135deg,#9dbe70,#6d9853);z-index:4}.square.selected:before{opacity:1;box-shadow:inset 0 0 0 2px #d3ff91,0 0 16px #c3fa4c24}.square.selected .piece{transform:translateY(-3px);filter:drop-shadow(0 6px 3px #0c261183)}.square.legal:after{width:17%;height:17%;left:41.5%;top:41.5%;background:#c9f78d;border:2px solid #263f2870;box-shadow:0 1px 4px #18271f55;z-index:2}.square.legal.has-piece:after{inset:5%;width:90%;height:90%;border:2px solid #e5ffaf;border-radius:22%;background:none;box-shadow:inset 0 0 12px #d9ff822e,0 0 10px #c3fa4c33}.square.checked{background:linear-gradient(135deg,#ad6a58,#7f3c35)}.square.checked:before{opacity:1;background:transparent;box-shadow:inset 0 0 0 2px #ffb99c;animation:check-breathe 2s ease-in-out infinite}.square.moving{z-index:8}.chess-dialog .piece{display:block;width:88%;height:88%;object-fit:contain;pointer-events:none;user-select:none;filter:drop-shadow(0 3px 1.5px #12291f70);font-size:initial;-webkit-text-stroke:0;text-shadow:none;transition:filter .18s,transform .18s}.chess-dialog .piece.black{filter:drop-shadow(0 3px 1.5px #04140a75)}.coordinate{font-size:7px;z-index:1;color:#3d5846;font-weight:700;opacity:.85}.dark .coordinate{color:#c8d6b7}.coordinate.rank{top:4px;left:4px}.coordinate.file{bottom:3px;right:4px}
.game-panel{border:1px solid #3f4c3a70;background:linear-gradient(165deg,#26322260,#141d16);border-radius:13px;padding:18px;position:relative}.game-status{gap:9px;background:#a9ce6810;border:1px solid #b4d67522;padding:15px 11px;border-radius:8px;margin-bottom:20px}.game-status>div{flex:1}.game-status strong{font-size:11px;line-height:1.45;display:block;margin-top:5px}.status-caption{font-size:6px;letter-spacing:1.6px;color:#94aa7b;display:block}.game-status>svg{color:#a8c87a;width:25px;height:25px;opacity:.55}.game-status.is-check{border-color:#e9a17b66;background:#b8593614}.game-status.is-check .status-dot{background:#efa57f}.game-status.is-over{border-color:#d7c18466;background:#c6a65010}.game-panel label{font-size:10px;font-weight:600;color:#c6d1bc;margin-bottom:9px}.game-panel select{border:1px solid #4b5b4255;background:#101b13;font-size:10px;padding:12px 9px;border-radius:7px;min-height:42px}.game-help{font-size:10px;line-height:1.8;color:#7f9678;margin:13px 0 17px}.board-controls{gap:7px}.board-controls .outline-button{background:#ffffff03;border-color:#52634960;font-size:10px;min-height:39px;border-radius:6px}.history-heading{font-size:10px;color:#b3c0a7;margin:22px 0 11px}.history-heading>span:last-child{font-size:9px;background:#ffffff08;padding:2px 6px;border-radius:4px;color:#a7c188}.history-columns{display:grid;grid-template-columns:24px 1fr 1fr;padding:9px 10px;background:#ffffff04;border-radius:5px 5px 0 0;color:#738c6f;font-size:8px}.move-history{margin:0 0 18px;padding:0 0 0 30px;border:0;background:#0e181168;border-radius:0 0 6px 6px;font-size:10px;max-height:178px;min-height:110px;line-height:2.8}.move-history li{padding-left:4px;border-bottom:1px solid #a6c48609;color:#8aa17c}.move-history li:last-child{color:#d5edab;background:#c3fa4c07}.move-history li::marker{font-size:8px;color:#6f8563}.move-history li span{width:47%;font-variant-numeric:tabular-nums}.history-empty{display:flex;flex:1;min-height:140px;align-items:center;justify-content:center;flex-direction:column;gap:11px;margin-bottom:17px;border:1px dashed #66825126;border-radius:0 0 6px 6px;background:#0e181150;color:#788f6b;font-size:10px;line-height:1.8;text-align:center}.history-empty svg{width:28px;height:28px;opacity:.5}.game-panel>.primary-button{width:100%;justify-content:space-between;min-height:44px;padding:13px;font-size:11px;gap:15px;border-radius:7px;margin-top:auto}.chess-note{font-size:7px;color:#819773;display:flex;justify-content:center;align-items:center;gap:5px;margin-top:13px;white-space:nowrap}.chess-note svg{width:11px;height:11px}
.promotion-panel{background:#0d1912ec;gap:0}.promotion-panel h3{font-size:23px;letter-spacing:-.6px;margin:12px 0 26px}.promotion-panel>div{gap:11px}.promotion-panel button{font-family:inherit;font-size:9px;width:94px;height:122px;padding:10px;background:linear-gradient(145deg,#40513a66,#18271b);border:1px solid #8ba86b55;border-radius:11px;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#bcd49b;transition:transform .2s,border-color .2s}.promotion-panel button:hover{background:#60793b44;transform:translateY(-5px);border-color:var(--lime)}.promotion-panel button img{width:78px;height:78px}.promotion-panel button span{font-size:9px;margin-top:6px}.promotion-panel .eyebrow{font-size:8px;color:#cae3a8}
@keyframes check-breathe{50%{box-shadow:inset 0 0 0 2px #ffb99c,inset 0 0 24px #ef653044}}
@media(max-width:760px){.chess-dialog{width:96vw}.chess-shell{padding:20px}.chess-layout{grid-template-columns:minmax(0,1fr) 210px;gap:17px}.board-stage{padding:9px}.game-panel{padding:13px}.board-column{max-width:100%}.match-edition{display:none}.game-panel select{font-size:9px}.chess-note{font-size:6px}.player-row{padding:8px;gap:8px}.player-row strong{font-size:10px}.player-row small{font-size:6px;letter-spacing:1px}.turn-pill{font-size:6px;padding:6px}.player-avatar,.player-avatar.opponent{width:35px;height:35px}.player-avatar img{width:34px;height:34px}.coordinate{font-size:6px}}
@media(max-width:600px){.chess-dialog{width:100vw;max-width:100vw;height:100dvh;max-height:100dvh;border:0;border-radius:0;background:radial-gradient(ellipse at 0 0,#465b3422,transparent 65%),#101713}.chess-shell{padding:16px 12px calc(24px + env(safe-area-inset-bottom))}.dialog-header{margin-bottom:14px;padding-bottom:15px}.chess-brand{gap:10px}.chess-brand-emblem{width:40px;height:43px;border-radius:11px}.chess-brand-emblem img{width:38px;height:38px}.dialog-header .eyebrow{font-size:6px;letter-spacing:1.7px}.dialog-header h2{font-size:24px;margin-top:4px}.match-header-actions{gap:0}.chess-layout{grid-template-columns:minmax(0,1fr);gap:19px}.board-column{width:100%;max-width:none}.board-stage{padding:8px;border-radius:11px}.board-stage:before{inset:4px;border-radius:8px}.board-corner{width:21px;height:21px}.corner-tl{border-top-left-radius:11px}.corner-br{border-bottom-right-radius:11px}.player-row{margin-bottom:10px;min-height:51px;padding:7px 10px;border-radius:8px;gap:10px}.player-row:last-child{margin-top:10px}.player-row strong{font-size:11px}.player-row small{font-size:6px;letter-spacing:1.2px}.player-avatar,.player-avatar.opponent{width:37px;height:37px}.player-avatar img{width:36px;height:36px}.turn-pill{font-size:7px;padding:7px 9px}.coordinate{font-size:6px}.coordinate.rank{top:2px;left:3px}.coordinate.file{bottom:2px;right:3px}.chess-dialog .piece{width:92%;height:92%}.game-panel{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);padding:16px;gap:11px 10px;border-radius:12px}.game-status{grid-column:1/-1;grid-row:1;padding:13px;margin:0}.game-status strong{font-size:12px}.status-caption{font-size:6px}.game-panel label{grid-column:1/-1;grid-row:2;font-size:10px;margin:3px 0 -4px}.game-panel select{grid-column:1/-1;grid-row:3;font-size:12px;min-height:44px}.game-help{grid-column:1/-1;grid-row:4;font-size:10px;margin:0}.board-controls{grid-column:1;grid-row:5;gap:6px}.board-controls .outline-button{min-height:44px;font-size:10px;padding:10px}.game-panel>.primary-button{grid-column:2;grid-row:5;margin:0;font-size:11px;min-height:44px;gap:8px;padding:12px}.history-heading{grid-column:1/-1;grid-row:6;margin:10px 0 0}.history-columns{grid-column:1/-1;grid-row:7;margin-bottom:-11px;font-size:9px;grid-template-columns:24px 1fr 1fr}.move-history{grid-column:1/-1;grid-row:8;margin:0;min-height:85px;max-height:136px;font-size:11px;padding-left:32px}.history-empty{grid-column:1/-1;grid-row:8;margin:0;min-height:100px;flex-direction:row;gap:12px;text-align:left}.history-empty span br{display:none}.chess-note{grid-column:1/-1;grid-row:9;font-size:8px;margin:4px 0 0;white-space:normal}.promotion-panel h3{font-size:21px}.promotion-panel>div{gap:7px}.promotion-panel button{width:71px;height:104px;padding:7px}.promotion-panel button img{width:61px;height:67px}.promotion-panel button span{font-size:7px}}
@media(max-width:360px){.chess-shell{padding-left:9px;padding-right:9px}.board-stage{padding:6px}.game-panel{padding:12px}.player-row{padding-left:7px;padding-right:7px}.promotion-panel button{width:64px}.chess-brand-emblem{width:37px;height:40px}.game-panel>.primary-button{font-size:10px}}