@layer reset,base,layout,components,responsive,utilities;:root{--color-primary: #7d82ea;--color-primary-light: #9a9ef0;--color-primary-dark: #6366c0;--color-primary-rgb: 125, 130, 234;--color-background: #0a0a0f;--color-surface: rgba(255, 255, 255, .05);--color-surface-elevated: rgba(255, 255, 255, .08);--color-text-primary: rgba(255, 255, 255, .95);--color-text-secondary: rgba(255, 255, 255, .7);--color-text-muted: rgba(255, 255, 255, .5);--color-square-light: #F0D9B5;--color-square-dark: #B58863;--color-square-highlight: rgba(107, 111, 219, .5);--color-square-selected: rgba(107, 111, 219, .7);--color-square-legal-move: rgba(107, 111, 219, .4);--color-square-last-move: rgba(255, 215, 0, .3);--color-square-check: rgba(255, 59, 48, .5);--glass-blur: 20px;--glass-border: 1px solid rgba(255, 255, 255, .1);--glass-shadow: 0 8px 32px rgba(0, 0, 0, .3);--glass-background: rgba(255, 255, 255, .05);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--spacing-2xl: 48px;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--font-family: "Inter", "Segoe UI", Roboto, sans-serif;--font-size-xs: 12px;--font-size-sm: 14px;--font-size-md: 16px;--font-size-lg: 20px;--font-size-xl: 24px;--font-size-2xl: 32px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--z-board: 1;--z-pieces: 10;--z-overlay: 100;--z-modal: 1000;--z-toast: 2000}*,*:before,*:after{box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;padding:0;font-family:var(--font-family);background:var(--color-background);color:var(--color-text-primary);min-height:100vh;overflow-x:hidden;line-height:1.5}.app-background{position:fixed;inset:0;background:radial-gradient(ellipse at 30% 20%,rgba(107,111,219,.15) 0%,transparent 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var(--spacing-md)}ul,ol{margin:0;padding:0;list-style:none}img{max-width:100%;height:auto;display:block}button{font-family:inherit;font-size:inherit;border:none;background:none;cursor:pointer;padding:0;color:inherit}input,textarea,select{font-family:inherit;font-size:inherit;color:inherit}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.text-center{text-align:center}.text-muted{color:var(--color-text-muted)}.text-secondary{color:var(--color-text-secondary)}.text-primary{color:var(--color-primary)}.glass-card{background:var(--glass-background);backdrop-filter:blur(var(--glass-blur));-webkit-backdrop-filter:blur(var(--glass-blur));border:var(--glass-border);border-radius:var(--radius-lg);box-shadow:var(--glass-shadow)}.glass-button{background:#6b6fdb33;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid 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var(--spacing-md);min-width:200px;max-width:100%}.player-card.active{border-color:var(--color-primary);border-width:2px}.player-avatar{width:48px;height:48px;border-radius:var(--radius-full);background:var(--color-primary);display:flex;align-items:center;justify-content:center;font-size:var(--font-size-lg);font-weight:var(--font-weight-bold);color:#fff;flex-shrink:0}.player-avatar.white{background:linear-gradient(135deg,#f0f0f0,#d0d0d0);color:#333}.player-avatar.black{background:linear-gradient(135deg,#333,#1a1a1a);color:#fff}.player-info{flex:1;min-width:0}.player-name{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold);white-space:nowrap;overflow:visible;text-overflow:clip}.player-rating{font-size:var(--font-size-sm);color:var(--color-text-muted)}.player-timer{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);font-variant-numeric:tabular-nums;text-align:right}.player-timer.active{color:var(--color-primary)}.player-timer.low{color:#ff3b30;animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}.captured-pieces{display:flex;flex-wrap:wrap;gap:var(--spacing-xs);padding:var(--spacing-sm);min-height:40px}.captured-piece{width:24px;height:24px;opacity:.7}.material-advantage{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-primary);margin-left:var(--spacing-sm)}.move-history{max-height:300px;overflow-y:auto;padding:var(--spacing-md)}.move-history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm);border-bottom:1px solid rgba(255,255,255,.1)}.move-history-title{font-size:var(--font-size-md);font-weight:var(--font-weight-semibold)}.move-row{display:grid;grid-template-columns:30px 1fr 1fr;gap:var(--spacing-sm);padding:var(--spacing-xs) 0}.move-number{color:var(--color-text-muted);font-size:var(--font-size-sm)}.move{padding:var(--spacing-xs) 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var(--transition-fast)}.control-button:hover{background:#ffffff1a}.control-button:disabled{opacity:.3;cursor:not-allowed}.game-status{text-align:center;padding:var(--spacing-md)}.game-status-text{font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold)}.game-status-subtext{font-size:var(--font-size-sm);color:var(--color-text-secondary);margin-top:var(--spacing-xs)}.game-actions{display:flex;flex-direction:column;gap:var(--spacing-sm);padding:var(--spacing-md)}.game-actions-row{display:flex;justify-content:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-sm)}.icon-btn{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);background:#282a3ce6;border:1px solid rgba(255,255,255,.15);color:#fff;cursor:pointer;transition:all var(--transition-fast)}.icon-btn:hover{background:#7d82ea4d;border-color:#7d82ea;transform:scale(1.05)}.icon-btn:active{transform:scale(.95)}.icon-btn svg{width:20px;height:20px;stroke:#fff;color:#fff}.icon-btn img{width:20px;height:20px;filter:brightness(0) invert(1)}.chat-panel{display:flex;flex-direction:column;height:300px}.chat-messages{flex:1;overflow-y:auto;padding:var(--spacing-md)}.chat-message{margin-bottom:var(--spacing-sm)}.chat-message-author{font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);color:var(--color-primary-light)}.chat-message-text{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.chat-input-container{display:flex;gap:var(--spacing-sm);padding:var(--spacing-md);border-top:1px solid rgba(255,255,255,.1)}.chat-input{flex:1}@media(min-width:769px)and (max-width:1200px){.game-container{display:flex!important;flex-direction:column!important;gap:var(--spacing-lg)!important;align-items:center!important;padding:var(--spacing-md)!important}.side-panel{flex-direction:row!important;justify-content:center!important;flex-wrap:wrap!important;width:100%!important;gap:var(--spacing-md)!important}.side-panel.left,.side-panel.right{align-items:center!important}.side-panel.left{order:1!important}.board-container{order:2!important}.side-panel.right{order:3!important}.chess-board{width:min(70vw,70vh,500px)!important;height:min(70vw,70vh,500px)!important}.player-card{min-width:auto!important;max-width:200px!important}.game-actions{flex-direction:row!important;justify-content:center!important;width:auto!important}.move-history{display:none!important}}@media(max-width:768px){.app-header{padding:var(--spacing-sm) 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1;max-width:100%}.board-wrapper{position:relative;padding:var(--spacing-lg)}.board-coordinates{position:absolute;display:none;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--color-text-muted);pointer-events:none}.board-coordinates.files{bottom:0;left:var(--spacing-lg);right:var(--spacing-lg);justify-content:space-around}.board-coordinates.ranks{top:var(--spacing-lg);bottom:var(--spacing-lg);left:0;flex-direction:column;justify-content:space-around;align-items:center;width:var(--spacing-lg)}.square{position:relative;display:flex;align-items:center;justify-content:center;transition:background var(--transition-fast);aspect-ratio:1}.square.light{background:var(--color-square-light)}.square.dark{background:var(--color-square-dark)}.square.selected{background:var(--color-square-selected)!important}.square.legal-move:after{content:"";position:absolute;width:30%;height:30%;border-radius:50%;background:var(--color-square-legal-move);pointer-events:none}.square.legal-move.has-piece:after{width:100%;height:100%;border-radius:0;background:transparent;border:4px solid var(--color-square-legal-move)}.square.last-move{background:var(--color-square-last-move)!important}.square.check{background:var(--color-square-check)!important;animation:check-pulse 1s infinite}@keyframes check-pulse{0%,to{box-shadow:inset 0 0 20px #ff3b3080}50%{box-shadow:inset 0 0 30px #ff3b30cc}}.square.premove{background:#ff9f0a66!important}.square:hover:not(.selected):not(.legal-move){background:#fff3}.coordinate{position:absolute;font-size:var(--font-size-xs);font-weight:var(--font-weight-medium);color:var(--color-text-muted);pointer-events:none;opacity:.7}.coordinate.file{bottom:2px;right:4px}.coordinate.rank{top:2px;left:4px}.square.light .coordinate{color:#6b6fdbcc}.square.dark .coordinate{color:#fff9}.piece{width:85%;height:85%;cursor:grab;transition:transform var(--transition-fast);filter:drop-shadow(2px 4px 6px rgba(0,0,0,.4));z-index:var(--z-pieces);user-select:none;-webkit-user-drag:none;object-fit:contain;display:block;max-width:100%;max-height:100%;position:relative;backface-visibility:hidden;-webkit-backface-visibility:hidden;transform:translateZ(0)}.square .piece{position:relative}.square .piece:not(:first-of-type),.square .piece~.piece,.square 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.board-coordinates{display:none!important}.fullscreen-exit-btn{position:fixed;top:env(safe-area-inset-top,16px);right:env(safe-area-inset-right,16px);left:auto;bottom:auto;transform:none;width:48px;height:48px;background:#14141ee6;backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.2);border-radius:12px;color:#fff;cursor:pointer;z-index:10001;display:flex;align-items:center;justify-content:center;transition:all .2s;padding:0;margin:16px}.fullscreen-exit-btn:hover{background:#7d82ea4d;border-color:#7d82ea}.fullscreen-exit-btn:active{transform:scale(.95)}.fullscreen-exit-btn svg{width:24px;height:24px}@media(orientation:portrait){.game-container.fullscreen-mode .chess-board{width:100vw!important;height:100vw!important;max-height:100vh!important;max-height:100dvh!important}}@media(orientation:landscape){.game-container.fullscreen-mode 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0}.player-list-title{font-size:var(--font-size-md);font-weight:var(--font-weight-medium);margin-bottom:var(--spacing-md);color:var(--color-text-secondary)}.player-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);margin-bottom:var(--spacing-sm)}.player-status{width:12px;height:12px;border-radius:50%;background:var(--color-text-muted);flex-shrink:0}.player-status.ready{background:#30d158}.player-status.waiting{background:#ff9f0a;animation:blink 1s infinite}.player-status.connected{background:var(--color-primary)}@keyframes blink{0%,to{opacity:1}50%{opacity:.3}}.player-item-name{flex:1;font-weight:var(--font-weight-medium)}.player-item-badge{font-size:var(--font-size-xs);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--radius-full);background:#6b6fdb33;color:var(--color-primary-light)}.lobby-waiting{display:flex;flex-direction:column;align-items:center;gap:var(--spacing-md);margin:var(--spacing-xl) 0}.lobby-waiting-text{font-size:var(--font-size-md);color:var(--color-text-secondary)}.lobby-actions{display:flex;gap:var(--spacing-md);margin-top:var(--spacing-lg)}.settings-panel{padding:var(--spacing-lg) var(--spacing-xl);max-width:550px;width:90%;margin:auto;min-height:auto;max-height:none;overflow-y:visible;display:flex;flex-direction:column;border-radius:var(--radius-lg);background:#141623fa;border:1px solid rgba(255,255,255,.1);box-shadow:0 20px 60px #00000080;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}.settings-panel::-webkit-scrollbar{width:6px}.settings-panel::-webkit-scrollbar-track{background:#ffffff0d;border-radius:3px}.settings-panel::-webkit-scrollbar-thumb{background:#7d82ea66;border-radius:3px}.settings-panel::-webkit-scrollbar-thumb:hover{background:#7d82ea99}.settings-header{display:flex;align-items:center;gap:var(--spacing-md);margin-bottom:var(--spacing-lg);padding-bottom:var(--spacing-md);border-bottom:1px solid 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auto;text-align:center}.about-logo{width:100px;height:100px;margin-bottom:var(--spacing-lg)}.about-title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-sm)}.about-version{font-size:var(--font-size-sm);color:var(--color-text-muted);margin-bottom:var(--spacing-xl)}.about-description{font-size:var(--font-size-md);color:var(--color-text-secondary);line-height:1.6;margin-bottom:var(--spacing-xl)}.about-links{display:flex;gap:var(--spacing-md)}@media(max-width:1439px)and (min-width:1025px){.settings-panel{max-width:500px;padding:var(--spacing-md) var(--spacing-lg)}.settings-header{margin-bottom:var(--spacing-md);padding-bottom:var(--spacing-sm)}.settings-title{font-size:var(--font-size-lg)}.settings-section{margin-bottom:var(--spacing-md)}.settings-section-title{font-size:var(--font-size-md);margin-bottom:var(--spacing-sm)}.settings-option{padding:var(--spacing-xs) 0}.settings-label{font-size:var(--font-size-sm)}.settings-description{font-size:var(--font-size-xs)}.piece-set-selector{grid-template-columns:repeat(4,1fr);gap:var(--spacing-sm)}.piece-set-option{padding:var(--spacing-xs)}.piece-set-preview{gap:var(--spacing-xs);padding:var(--spacing-xs);margin-bottom:var(--spacing-xs)}.piece-set-preview>div{width:24px;height:24px}.piece-set-name{font-size:var(--font-size-xs)}}@media(max-width:1366px)and (min-width:1025px){.settings-panel{max-width:480px;padding:var(--spacing-md) var(--spacing-lg)}.settings-section{margin-bottom:var(--spacing-sm)}.piece-set-selector{grid-template-columns:repeat(4,1fr);gap:var(--spacing-xs)}.piece-set-option{padding:var(--spacing-xs)}.piece-set-preview>div{width:22px;height:22px}}@media(max-width:1024px)and 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svg{width:18px;height:18px;color:#fff}.submenu-label{font-weight:500}.chat-overlay{position:fixed;bottom:20px;right:20px;z-index:1000;display:flex;flex-direction:column;align-items:flex-end;gap:12px}.chat-toggle-btn{width:60px;height:60px;border-radius:50%;background:linear-gradient(135deg,#7d82ea,#5a5fcc);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px #7d82ea66;transition:all .3s ease;position:relative}.chat-toggle-btn:hover{transform:scale(1.1);box-shadow:0 6px 25px #7d82ea80}.chat-toggle-btn svg{width:28px;height:28px;color:#fff}.chat-toggle-btn .chat-badge{position:absolute;top:-4px;right:-4px;width:20px;height:20px;background:#f44336;border-radius:50%;font-size:11px;font-weight:600;color:#fff;display:flex;align-items:center;justify-content:center}.chat-container{width:380px;height:500px;background:#14141efa;border:1px solid rgba(125,130,234,.3);border-radius:16px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 10px 40px #0006;animation:chatSlideUp .3s ease-out}.chat-container.hidden{display:none}@keyframes chatSlideUp{0%{opacity:0;transform:translateY(20px) scale(.95)}to{opacity:1;transform:translateY(0) scale(1)}}.chat-header{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:linear-gradient(135deg,#7d82ea33,#5a5fcc33);border-bottom:1px solid rgba(125,130,234,.2)}.chat-header-left{display:flex;align-items:center;gap:10px}.chat-icon{width:22px;height:22px;color:#7d82ea}.chat-header h2{font-size:16px;font-weight:600;color:#fff;margin:0}.chat-status{font-size:12px;padding:4px 10px;border-radius:12px;font-weight:500}.chat-status.connected{background:#4caf5033;color:#4caf50}.chat-status.connecting{background:#ffc10733;color:#ffc107}.chat-status.disconnected{background:#f4433633;color:#f44336}.chat-close-btn{width:36px;height:36px;border:none;background:#ffffff1a;border-radius:10px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.chat-close-btn:hover{background:#ffffff26;color:#fff}.chat-close-btn svg{width:18px;height:18px}.chat-login{flex:1;display:flex;align-items:center;justify-content:center;padding:40px}.chat-login-content{text-align:center;max-width:300px}.chat-login-content h3{font-size:24px;font-weight:600;color:#fff;margin:0 0 12px}.chat-login-content p{font-size:14px;color:#fff9;margin:0 0 24px}.chat-name-input{width:100%;padding:14px 18px;font-size:16px;background:#ffffff14;border:1px solid rgba(83,86,168,.3);border-radius:12px;color:#fff;outline:none;transition:all .2s;margin-bottom:16px}.chat-name-input:focus{border-color:#7d82ea;background:#ffffff1a}.chat-name-input::placeholder{color:#fff6}.chat-join-btn{width:100%;padding:14px 24px;font-size:16px;font-weight:600;background:#7d82ea;border:none;border-radius:12px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:all .2s}.chat-join-btn:hover{background:#6366b8;transform:translateY(-2px)}.chat-join-btn svg{width:20px;height:20px}.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.chat-messages::-webkit-scrollbar{width:6px}.chat-messages::-webkit-scrollbar-track{background:transparent}.chat-messages::-webkit-scrollbar-thumb{background:#5356a84d;border-radius:3px}.chat-messages::-webkit-scrollbar-thumb:hover{background:#5356a880}.chat-message{max-width:80%;padding:10px 14px;background:#ffffff14;border-radius:16px 16px 16px 4px;animation:messageIn .2s ease-out}.chat-message.own{align-self:flex-end;background:#5356a84d;border-bottom-left-radius:16px;border-bottom-right-radius:4px}.chat-message.system{align-self:center;max-width:100%;background:transparent;padding:8px 16px;font-size:12px;color:#ffffff80;text-align:center;display:flex;align-items:center;gap:8px}.chat-message-header{display:flex;align-items:center;gap:8px;margin-bottom:4px}.chat-message-sender{font-size:12px;font-weight:600;color:#7d82ea}.chat-message.own .chat-message-sender{color:#ffffffb3}.chat-message-time{font-size:10px;color:#fff6}.chat-message-content{font-size:14px;color:#ffffffe6;line-height:1.4;word-wrap:break-word}.chat-input-container{display:flex;gap:12px;padding:16px;background:#0003;border-top:1px solid rgba(83,86,168,.2)}.chat-input{flex:1;padding:12px 16px;font-size:14px;background:#ffffff14;border:1px solid rgba(83,86,168,.2);border-radius:12px;color:#fff;outline:none;transition:all .2s}.chat-input:focus{border-color:#7d82ea;background:#ffffff1a}.chat-input::placeholder{color:#fff6}.chat-input:disabled{opacity:.5;cursor:not-allowed}.chat-send-btn{width:48px;height:48px;border:none;background:#7d82ea;border-radius:12px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.chat-send-btn:hover:not(:disabled){background:#6366b8;transform:scale(1.05)}.chat-send-btn:disabled{opacity:.5;cursor:not-allowed}.chat-send-btn svg{width:20px;height:20px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes messageIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){.chat-overlay{bottom:16px;right:16px}.chat-container{width:calc(100vw - 32px);max-width:380px;height:60vh;max-height:500px}.chat-toggle-btn{width:56px;height:56px}.chat-message{max-width:90%}}@media(max-width:420px){.chat-overlay{bottom:12px;right:12px;left:12px}.chat-container{width:100%;max-width:none}}.game-chat-overlay{position:fixed;bottom:20px;right:100px;z-index:1000;display:flex;flex-direction:column;align-items:flex-end;gap:12px}.game-chat-toggle-btn{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#7d82ea,#5a5fcc);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px #7d82ea66;transition:all .3s ease;position:relative}.game-chat-toggle-btn:hover{transform:scale(1.1);box-shadow:0 6px 25px #7d82ea80}.game-chat-toggle-btn svg{width:24px;height:24px;color:#fff}.game-chat-badge{position:absolute;top:-4px;right:-4px;width:20px;height:20px;background:#f44336;border-radius:50%;font-size:11px;font-weight:600;color:#fff;display:flex;align-items:center;justify-content:center}.game-chat-container{width:320px;height:400px;background:#14141efa;border:1px solid rgba(125,130,234,.3);border-radius:16px;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 10px 40px #0006;animation:chatSlideUp .3s ease-out}.game-chat-container.hidden{display:none}.game-chat-header{display:flex;align-items:center;justify-content:space-between;padding:10px 14px;background:linear-gradient(135deg,#7d82ea33,#5a5fcc33);border-bottom:1px solid rgba(125,130,234,.2)}.game-chat-header-left{display:flex;align-items:center;gap:8px}.game-chat-icon{width:20px;height:20px;color:#7d82ea}.game-chat-title{font-size:14px;font-weight:600;color:#fff}.game-chat-close-btn{width:32px;height:32px;border:none;background:#ffffff1a;border-radius:8px;color:#ffffffb3;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.game-chat-close-btn:hover{background:#ffffff26;color:#fff}.game-chat-close-btn svg{width:16px;height:16px}.game-chat-messages{flex:1;overflow-y:auto;padding:12px;display:flex;flex-direction:column;gap:10px}.game-chat-messages::-webkit-scrollbar{width:5px}.game-chat-messages::-webkit-scrollbar-track{background:transparent}.game-chat-messages::-webkit-scrollbar-thumb{background:#7d82ea4d;border-radius:3px}.game-chat-empty{flex:1;display:flex;align-items:center;justify-content:center;color:#fff6;font-size:13px}.game-chat-message{max-width:85%;padding:8px 12px;background:#ffffff14;border-radius:12px 12px 12px 4px;animation:messageIn .2s ease-out}.game-chat-message.own{align-self:flex-end;background:#7d82ea4d;border-bottom-left-radius:12px;border-bottom-right-radius:4px}.game-chat-message-header{display:flex;align-items:center;gap:6px;margin-bottom:3px}.game-chat-message-sender{font-size:11px;font-weight:600;color:#7d82ea}.game-chat-message.own .game-chat-message-sender{color:#ffffffb3}.game-chat-message-time{font-size:10px;color:#fff6}.game-chat-message-content{font-size:13px;color:#ffffffe6;line-height:1.4;word-wrap:break-word}.game-chat-input-container{display:flex;gap:10px;padding:12px;background:#0003;border-top:1px solid rgba(125,130,234,.2)}.game-chat-input{flex:1;padding:10px 14px;font-size:13px;background:#ffffff14;border:1px solid rgba(125,130,234,.2);border-radius:10px;color:#fff;outline:none;transition:all .2s}.game-chat-input:focus{border-color:#7d82ea;background:#ffffff1a}.game-chat-input::placeholder{color:#fff6}.game-chat-send-btn{width:40px;height:40px;border:none;background:#7d82ea;border-radius:10px;color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.game-chat-send-btn:hover{background:#6366b8;transform:scale(1.05)}.game-chat-send-btn svg{width:18px;height:18px}@media(max-width:640px){.game-chat-overlay{bottom:16px;right:80px}.game-chat-container{width:280px;height:350px}.game-chat-toggle-btn{width:46px;height:46px}}@media(max-width:420px){.game-chat-overlay{bottom:12px;right:70px}.game-chat-container{width:calc(100vw - 100px);max-width:280px}}@layer base{:root{--vh: 1vh;--dvh: 1dvh;--svh: 1svh;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px);--safe-left: env(safe-area-inset-left, 0px);--safe-right: env(safe-area-inset-right, 0px);--space-xs: clamp(2px, .5vmin, 4px);--space-sm: clamp(4px, 1vmin, 8px);--space-md: clamp(8px, 2vmin, 16px);--space-lg: clamp(12px, 3vmin, 24px);--space-xl: clamp(16px, 4vmin, 32px);--board-size: min( calc(100vw - var(--space-md) * 2), calc(100dvh - 200px) , 560px );--text-xs: clamp(9px, 2vmin, 11px);--text-sm: clamp(10px, 2.5vmin, 13px);--text-md: clamp(12px, 3vmin, 16px);--text-lg: clamp(14px, 3.5vmin, 20px);--text-xl: clamp(16px, 4vmin, 24px);--touch-target: max(44px, 11vmin)}}@layer layout{.game-container{container-type:inline-size;container-name:game}.board-container{container-type:inline-size;container-name:board}.side-panel{container-type:inline-size;container-name:panel}}@layer components{.chess-board{aspect-ratio:1 / 1;width:var(--board-size, min(80vmin, 560px));height:auto;max-width:100%;contain:layout style paint}.player-card{min-height:var(--touch-target);padding:var(--space-sm) var(--space-md)}.icon-btn{min-width:var(--touch-target);min-height:var(--touch-target);width:clamp(36px,10vmin,48px);height:clamp(36px,10vmin,48px)}}@layer responsive{@container game (max-width: 319px){.game-container{gap:var(--space-xs)!important;padding:var(--space-xs)!important}.chess-board{--board-size: calc(100cqw - 8px) ;max-width:300px;max-height:300px}.player-card{padding:3px 6px!important}.player-avatar{width:24px!important;height:24px!important}.player-name{font-size:var(--text-xs)!important}.player-timer{font-size:var(--text-sm)!important}.icon-btn{width:30px!important;height:30px!important;min-width:30px!important;min-height:30px!important}}@container game (min-width: 320px) and (max-width: 374px){.game-container{gap:var(--space-xs)!important;padding:var(--space-xs)!important}.chess-board{--board-size: calc(100cqw - 12px) ;max-width:340px;max-height:340px}.player-card{padding:4px 8px!important}.player-avatar{width:28px!important;height:28px!important}.player-timer{font-size:var(--text-md)!important}.icon-btn{width:34px!important;height:34px!important}}@container game (min-width: 375px) and (max-width: 430px){.game-container{gap:var(--space-sm)!important;padding:var(--space-sm)!important}.chess-board{--board-size: calc(100cqw - 16px) ;max-width:380px;max-height:380px}.player-card{padding:6px 10px!important}.player-avatar{width:32px!important;height:32px!important}.player-timer{font-size:var(--text-lg)!important}.icon-btn{width:38px!important;height:38px!important}}@container game (min-width: 431px) and (max-width: 600px){.game-container{gap:var(--space-md)!important;padding:var(--space-md)!important}.chess-board{--board-size: min( calc(100cqw - 24px) , 450px)}.player-card{padding:8px 12px!important}.player-avatar{width:36px!important;height:36px!important}.icon-btn{width:42px!important;height:42px!important}}@container game (min-width: 601px) and (max-width: 900px){.game-container{display:flex!important;flex-direction:column!important;align-items:center!important;gap:var(--space-md)!important;padding:var(--space-md)!important}.chess-board{--board-size: min( calc(100cqw - 32px) , 520px)}.side-panel{flex-direction:row!important;justify-content:center!important;width:100%!important;gap:var(--space-lg)!important}.player-card{padding:10px 16px!important;max-width:220px!important}.player-avatar{width:40px!important;height:40px!important}.icon-btn{width:44px!important;height:44px!important}}@container game (min-width: 901px) and (max-width: 1100px){.game-container{display:flex!important;flex-direction:column!important;align-items:center!important;gap:var(--space-lg)!important;padding:var(--space-lg)!important}.chess-board{--board-size: min( 65cqw , 580px)}.side-panel{flex-direction:row!important;justify-content:center!important;width:100%!important;gap:var(--space-xl)!important}.player-card{padding:12px 20px!important;max-width:260px!important}.player-avatar{width:44px!important;height:44px!important}.icon-btn{width:48px!important;height:48px!important}}@container game (min-width: 1101px){.game-container{display:grid!important;grid-template-columns:minmax(200px,280px) auto minmax(200px,280px)!important;gap:var(--space-xl)!important;padding:var(--space-xl)!important;align-items:start!important}.chess-board{--board-size: min( 50cqw , 600px)}.side-panel{flex-direction:column!important;width:auto!important}.side-panel.left{align-items:flex-end!important}.side-panel.right{align-items:flex-start!important}.player-card{padding:14px 24px!important;min-width:200px!important}.player-avatar,.icon-btn{width:48px!important;height:48px!important}}}@layer utilities{.force-vertical{display:flex!important;flex-direction:column!important}.force-horizontal{display:flex!important;flex-direction:row!important}.hide-mobile{display:none!important}.show-mobile{display:flex!important}.safe-area-padding{padding-top:var(--safe-top);padding-bottom:var(--safe-bottom);padding-left:var(--safe-left);padding-right:var(--safe-right)}}@supports not (container-type: inline-size){@media(max-width:374px){.game-container{gap:4px!important;padding:4px!important}.chess-board{width:calc(100vw - 12px)!important;height:calc(100vw - 12px)!important;max-width:340px!important;max-height:340px!important}}@media(min-width:375px)and (max-width:430px){.game-container{gap:6px!important;padding:6px!important}.chess-board{width:calc(100vw - 16px)!important;height:calc(100vw - 16px)!important;max-width:380px!important;max-height:380px!important}}@media(min-width:431px)and (max-width:600px){.chess-board{width:min(calc(100vw - 24px),450px)!important;height:min(calc(100vw - 24px),450px)!important}}@media(min-width:601px)and (max-width:1100px){.game-container{display:flex!important;flex-direction:column!important;align-items:center!important}.chess-board{width:min(65vmin,560px)!important;height:min(65vmin,560px)!important}.side-panel{flex-direction:row!important;width:100%!important;justify-content:center!important}}@media(min-width:1101px){.game-container{display:grid!important;grid-template-columns:minmax(200px,280px) auto minmax(200px,280px)!important}.chess-board{width:min(80vmin,600px)!important;height:min(80vmin,600px)!important}.side-panel{flex-direction:column!important}}}@supports (height: 100dvh){.app-container{min-height:100dvh}.game-container{min-height:calc(100dvh - var(--space-md) * 2);max-height:100dvh}}@supports not (height: 100dvh){.app-container{min-height:100vh;min-height:-webkit-fill-available}.game-container{min-height:calc(100vh - 16px);min-height:calc(-webkit-fill-available - 16px)}}@media(min-aspect-ratio:3/4)and (max-aspect-ratio:4/3)and (min-width:600px)and (max-width:1200px){.game-container{display:flex!important;flex-direction:column!important;align-items:center!important;justify-content:center!important}.chess-board{width:min(65vmin,580px)!important;height:min(65vmin,580px)!important}.side-panel{flex-direction:row!important;justify-content:center!important;width:100%!important}.board-container{order:2!important}.side-panel.left{order:1!important}.side-panel.right{order:3!important}}@media(max-aspect-ratio:3/4)and (max-width:1200px){.game-container{display:flex!important;flex-direction:column!important;align-items:center!important}.side-panel{flex-direction:row!important;width:100%!important;justify-content:center!important}}@media(min-aspect-ratio:4/3)and (min-width:600px)and (max-width:1200px){.game-container{display:grid!important;grid-template-columns:1fr auto 1fr!important;align-items:center!important}.side-panel{flex-direction:column!important}}@media(orientation:portrait)and (max-width:1200px){.game-container{flex-direction:column!important}.side-panel{flex-direction:row!important;width:100%!important}}@media(orientation:landscape)and (max-height:500px){.game-container{flex-direction:row!important;flex-wrap:wrap!important;justify-content:center!important;align-items:flex-start!important;padding:var(--space-xs)!important}.chess-board{width:min(90vh,90dvh,400px)!important;height:min(90vh,90dvh,400px)!important}.side-panel{flex-direction:column!important;width:auto!important;max-width:120px!important}.player-card{flex-direction:column!important;text-align:center!important;padding:var(--space-xs)!important}.game-actions{flex-direction:column!important;padding:var(--space-xs)!important}}html.viewport-phone-small .chess-board,body.viewport-phone-small .chess-board{width:var(--optimal-board-size, 300px)!important;height:var(--optimal-board-size, 300px)!important}html.viewport-phone-medium .chess-board,body.viewport-phone-medium .chess-board{width:var(--optimal-board-size, 340px)!important;height:var(--optimal-board-size, 340px)!important}html.viewport-phone-large .chess-board,body.viewport-phone-large .chess-board{width:var(--optimal-board-size, 380px)!important;height:var(--optimal-board-size, 380px)!important}html.viewport-foldable-folded .chess-board,body.viewport-foldable-folded .chess-board{width:var(--optimal-board-size, 320px)!important;height:var(--optimal-board-size, 320px)!important}html.viewport-foldable-unfolded .chess-board,body.viewport-foldable-unfolded .chess-board{width:var(--optimal-board-size, 520px)!important;height:var(--optimal-board-size, 520px)!important}html.viewport-tablet .chess-board,body.viewport-tablet .chess-board{width:var(--optimal-board-size, 500px)!important;height:var(--optimal-board-size, 500px)!important}html.viewport-desktop .chess-board,body.viewport-desktop .chess-board{width:var(--optimal-board-size, 560px)!important;height:var(--optimal-board-size, 560px)!important}.game-actions{display:flex!important;visibility:visible!important;opacity:1!important}.game-actions-row,.icon-btn{display:flex!important;visibility:visible!important}@media(min-width:1201px){.game-container{display:grid!important;grid-template-columns:minmax(200px,280px) minmax(400px,600px) minmax(200px,280px)!important;grid-template-rows:1fr!important;flex-direction:unset!important;gap:24px!important;max-width:1400px!important;margin:0 auto!important;padding:20px!important;align-items:start!important;justify-content:center!important;min-height:auto!important;overflow:visible!important}.side-panel{display:flex!important;flex-direction:column!important;gap:16px!important;width:100%!important;position:relative!important;z-index:1!important}.side-panel.left{order:1!important;align-items:flex-end!important;grid-column:1!important}.board-container{order:2!important;grid-column:2!important;display:flex!important;justify-content:center!important;align-items:flex-start!important}.side-panel.right{order:3!important;align-items:flex-start!important;grid-column:3!important}.chess-board{width:min(60vh,560px)!important;height:min(60vh,560px)!important;max-width:560px!important;max-height:560px!important}.player-card{min-width:180px!important;max-width:260px!important;width:100%!important;flex-direction:row!important}.player-avatar{width:40px!important;height:40px!important}.player-name{font-size:14px!important}.player-timer{font-size:20px!important}.move-history{display:block!important;max-height:250px!important;width:100%!important}.game-actions{display:flex!important;flex-direction:column!important;gap:12px!important;width:100%!important;padding:16px!important;order:unset!important}.game-actions-row{display:flex!important;justify-content:center!important;gap:10px!important}.icon-btn{width:44px!important;height:44px!important}.icon-btn 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auto}.player-avatar{width:32px!important;height:32px!important}.player-name{font-size:12px!important}.player-timer{font-size:16px!important}.game-actions{order:4!important;width:100%!important;flex-direction:row!important;justify-content:center!important;gap:8px!important;padding:6px!important;flex-shrink:0!important}.game-actions-row{display:flex!important;gap:8px!important}.icon-btn{width:40px!important;height:40px!important;display:flex!important}.board-coordinates,.move-history{display:none!important}}@media(horizontal-viewport-segments:2){:root{--fold-left: env(viewport-segment-right 0 0, 50%);--fold-right: env(viewport-segment-left 1 0, 50%);--fold-width: calc(var(--fold-right) - var(--fold-left))}.app-container{padding:8px!important;min-height:100vh;min-height:100dvh;overflow:hidden!important}.game-container{display:grid!important;grid-template-columns:env(viewport-segment-width 0 0,50vw) env(viewport-segment-width 1 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