:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light dark;color:#ffffffde;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#242424;font-family:Inter,system-ui,Avenir,Helvetica,Arial,sans-serif;font-weight:400;line-height:1.5}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial}}body{place-items:center;min-width:320px;min-height:100vh;margin:0;display:flex}#root{text-align:center;max-width:1280px;margin:0 auto;padding:2rem}.board{border:4px solid #333;border-radius:4px;flex-direction:column;display:flex}.board-row{display:flex}.square{cursor:pointer;justify-content:center;align-items:center;width:60px;height:60px;transition:background-color .15s;display:flex}.square.light{background-color:#f0d9b5}.square.dark{background-color:#b58863}.square:hover{filter:brightness(1.1)}.square.selected{outline-offset:-3px;outline:3px solid #7b61ff}.square.valid:after{content:"";background-color:#64c86480;border-radius:50%;width:16px;height:16px;position:absolute}.square{position:relative}.piece{border-radius:50%;width:44px;height:44px;box-shadow:0 3px 6px #0000004d}.piece.white{background:radial-gradient(circle at 30% 30%,#fff,#ccc);border:2px solid #999}.piece.black{background:radial-gradient(circle at 30% 30%,#555,#111);border:2px solid #000}.board.disabled{opacity:.7;pointer-events:none}.board.disabled .square{cursor:default}.rules{text-align:left;max-width:600px;padding:1rem}.rules h1{text-align:center;margin-bottom:1.5rem}.rules h2{color:#4ade80;margin-top:1.5rem;margin-bottom:.5rem;font-size:1.3rem}.rules h3{color:#888;margin-top:1rem;margin-bottom:.25rem;font-size:1rem}.rules p{margin:.5rem 0;line-height:1.6}.rules ul{margin:.5rem 0;padding-left:1.5rem}.rules li{margin:.25rem 0;line-height:1.5}.rule-formula{text-align:center;background-color:#333;border-radius:4px;margin:1rem 0;padding:.75rem 1rem;font-family:monospace}.back-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;margin:2rem auto 0;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .15s;display:block}.back-button:hover{background-color:#22c55e}.mode-selection{flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;display:flex}.mode-selection h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.mode-subtitle{color:#888;margin:0;font-size:1.1rem}.mode-buttons{flex-direction:column;gap:1rem;width:100%;max-width:300px;margin-top:1rem;display:flex}.mode-button{cursor:pointer;background-color:#2a2a2a;border:2px solid #444;border-radius:8px;flex-direction:column;align-items:center;gap:.25rem;padding:1.25rem 1.5rem;transition:border-color .15s,background-color .15s;display:flex}.mode-button:hover:not(.disabled){background-color:#333;border-color:#4ade80}.mode-button.disabled{opacity:.5;cursor:not-allowed}.mode-icon{color:#4ade80;font-size:1.5rem;font-weight:700}.mode-button.disabled .mode-icon{color:#666}.mode-name{color:#f0f0f0;font-size:1.2rem;font-weight:700}.mode-description{color:#888;font-size:.85rem}.turn-handoff-overlay{z-index:100;background-color:#000000e6;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.turn-handoff-card{text-align:center;background-color:#1a1a1a;border:2px solid #333;border-radius:12px;max-width:320px;padding:2.5rem 3rem}.turn-handoff-card h2{color:#f0f0f0;margin:0 0 1.5rem;font-size:1.5rem}.next-player{text-transform:capitalize;border-radius:6px;margin:0;padding:.75rem 1.5rem;font-size:1.8rem;font-weight:700}.next-player.white{color:#333;background-color:#f0f0f0}.next-player.black{color:#f0f0f0;background-color:#333;border:2px solid #555}.handoff-instruction{color:#888;margin:1.5rem 0;font-size:.95rem}.ready-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;padding:.9rem 2.5rem;font-size:1.1rem;font-weight:700;transition:background-color .15s}.ready-button:hover{background-color:#22c55e}.create-room{flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;display:flex}.create-room h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.room-subtitle{color:#888;margin:0;font-size:1.1rem}.creating-text{color:#888;font-size:1.1rem}@keyframes pulse{0%,to{opacity:.3;transform:scale(.8)}50%{opacity:1;transform:scale(1)}}.room-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;margin-top:1rem;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .15s}.join-room{flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;display:flex}.join-room h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.join-subtitle{color:#888;margin:0;font-size:1.1rem}.joining-text{color:#888;font-size:1.1rem}.join-form{flex-direction:column;align-items:center;gap:1rem;width:100%;max-width:280px;display:flex}.code-input{text-align:center;letter-spacing:.25em;color:#f0f0f0;background-color:#2a2a2a;border:2px solid #444;border-radius:8px;outline:none;width:100%;padding:1rem;font-family:monospace;font-size:1.5rem;font-weight:700;transition:border-color .15s}.code-input:focus{border-color:#4ade80}.code-input::placeholder{color:#555;letter-spacing:.25em}.join-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;width:100%;padding:1rem 1.5rem;font-size:1.1rem;font-weight:700;transition:background-color .15s,opacity .15s}.join-button:hover:not(:disabled){background-color:#22c55e}.join-button:disabled{opacity:.5;cursor:not-allowed}.join-button.secondary{color:#888;background-color:#0000;border:2px solid #444}.join-button.secondary:hover{color:#aaa;border-color:#666}.auth-button-container{align-items:center;gap:.75rem;display:flex}.auth-loading{color:#888;font-size:.875rem}.auth-signed-in{background:#ffffff1a;border-radius:8px;padding:.5rem .75rem}.auth-user-name{color:#fff;font-size:.875rem;font-weight:500}.auth-button{cursor:pointer;border:none;border-radius:6px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.875rem;font-weight:500;transition:background-color .2s,transform .1s;display:flex}.auth-button:hover{transform:translateY(-1px)}.auth-button:active{transform:translateY(0)}.auth-button.google-signin{color:#333;background:#fff;box-shadow:0 2px 4px #0003}.auth-button.google-signin:hover{background:#f5f5f5}.google-icon{flex-shrink:0}.auth-button.sign-out{color:#fff;background:#fff3;padding:.375rem .75rem;font-size:.75rem}.auth-button.sign-out:hover{background:#ffffff4d}.migration-prompt{background:linear-gradient(135deg,#2d5a87 0%,#1e3a5f 100%);border-radius:12px;margin-bottom:1.5rem;padding:1.25rem;box-shadow:0 4px 12px #0000004d}.migration-success{text-align:center;background:linear-gradient(135deg,#2d8757 0%,#1e5f3a 100%)}.migration-success p{color:#fff;margin:0;font-weight:500}.migration-content{text-align:center}.migration-text{color:#fff;margin:0 0 .5rem;font-size:1rem;font-weight:500}.migration-subtext{color:#fffc;margin:0 0 1rem;font-size:.875rem}.migration-error{color:#ff6b6b;margin:0 0 1rem;font-size:.875rem}.migration-buttons{justify-content:center;gap:.75rem;display:flex}.migration-button{cursor:pointer;border:none;border-radius:6px;padding:.625rem 1.25rem;font-size:.875rem;font-weight:500;transition:background-color .2s,transform .1s}.migration-button:hover:not(:disabled){transform:translateY(-1px)}.migration-button:active:not(:disabled){transform:translateY(0)}.migration-button:disabled{opacity:.6;cursor:not-allowed}.migration-button.primary{color:#fff;background:#4caf50}.migration-button.primary:hover:not(:disabled){background:#45a049}.migration-button.secondary{color:#fff;background:#fff3}.migration-button.secondary:hover:not(:disabled){background:#ffffff4d}.online-lobby{flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;display:flex}.online-lobby h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.lobby-subtitle{color:#888;margin:0;font-size:1.1rem}.connecting-text{color:#888;font-size:1.1rem}.error-text{color:#ef4444;margin:0;font-size:1.1rem}.error-detail{color:#888;margin:0;font-size:.9rem}.lobby-buttons{flex-direction:column;gap:1rem;width:100%;max-width:280px;margin-top:1rem;display:flex}.lobby-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;padding:1rem 1.5rem;font-size:1.1rem;font-weight:700;transition:background-color .15s}.lobby-button:hover{background-color:#22c55e}.lobby-button.secondary{color:#888;background-color:#0000;border:2px solid #444}.lobby-button.secondary:hover{color:#aaa;border-color:#666}.my-games{width:100%;max-width:400px}.my-games h2{color:#ccc;margin:0 0 .75rem;font-size:1.2rem}.games-list{flex-direction:column;gap:.5rem;margin:0;padding:0;list-style:none;display:flex}.game-item{background-color:#2a2a2a;border:1px solid #444;border-radius:6px;justify-content:space-between;align-items:center;padding:.75rem 1rem;display:flex}.game-item .game-info{flex-direction:column;gap:.25rem;display:flex}.game-item .game-color{text-transform:capitalize;font-size:.85rem;font-weight:700}.game-item .game-color.white{color:#f0f0f0}.game-item .game-color.black{color:#888}.game-item .game-status{color:#888;font-size:.8rem}.resume-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:4px;padding:.5rem 1rem;font-size:.9rem;font-weight:700;transition:background-color .15s}.resume-button:hover{background-color:#22c55e}.display-name-section{margin:.5rem 0}.name-display{align-items:center;gap:.5rem;display:flex}.name-label{color:#888;font-size:.9rem}.name-value{color:#4ade80;font-size:1rem;font-weight:700}.name-edit-button{color:#888;cursor:pointer;background-color:#0000;border:1px solid #444;border-radius:4px;padding:.25rem .5rem;font-size:.8rem;transition:border-color .15s,color .15s}.name-edit-button:hover{color:#aaa;border-color:#666}.name-edit-form{align-items:center;gap:.5rem;display:flex}.name-input{color:#f0f0f0;background-color:#2a2a2a;border:2px solid #444;border-radius:4px;width:150px;padding:.5rem .75rem;font-size:1rem}.name-input:focus{border-color:#4ade80;outline:none}.name-button{cursor:pointer;border:none;border-radius:4px;padding:.5rem .75rem;font-size:.9rem;font-weight:700;transition:background-color .15s}.name-button.save{color:#1a1a1a;background-color:#4ade80}.name-button.save:hover{background-color:#22c55e}.name-button.cancel{color:#888;background-color:#0000;border:1px solid #444}.name-button.cancel:hover{color:#aaa;border-color:#666}.lobby-header{flex-direction:column;align-items:center;gap:1rem;width:100%;display:flex}@media (width>=480px){.lobby-header{flex-direction:row;justify-content:center;gap:2rem}}.connection-status{z-index:50;background-color:#2a2a2a;border-radius:4px;align-items:center;gap:.5rem;padding:.5rem 1rem;font-size:.85rem;display:flex;position:fixed;top:1rem;right:1rem}.connection-status .status-dot{border-radius:50%;width:8px;height:8px}.connection-status.connecting .status-dot{background-color:#fbbf24;animation:1s ease-in-out infinite pulse}.connection-status.disconnected .status-dot{background-color:#888}.connection-status.error .status-dot{background-color:#ef4444}.connection-status .status-text{color:#888}.online-game{flex-direction:column;align-items:center;gap:1rem;display:flex}.online-game h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.players-info{align-items:center;gap:.75rem;font-size:1rem;display:flex}.players-info .vs{color:#666;font-size:.8rem}.player-name{border-radius:4px;padding:.25rem .75rem}.player-name.white{color:#333;background-color:#f0f0f0}.player-name.black{color:#f0f0f0;background-color:#333;border:1px solid #555}.player-name.you{font-weight:700;box-shadow:0 0 0 2px #4ade80}.player-color{text-transform:capitalize;border-radius:4px;padding:.25rem .75rem;font-size:.9rem}.player-color.white{color:#333;background-color:#f0f0f0}.player-color.black{color:#f0f0f0;background-color:#333;border:1px solid #555}.turn-indicator{border-radius:4px;padding:.5rem 1rem;font-size:1.2rem;font-weight:700}.turn-indicator.your-turn{color:#1a1a1a;background-color:#4ade80}.turn-indicator.opponent-turn{color:#888;background-color:#333}.error-message{color:#ef4444;font-size:.9rem}.opponent-status{border-radius:4px;padding:.25rem .75rem;font-size:.85rem}.opponent-status.disconnected{color:#92400e;background-color:#fef3c7;border:1px solid #f59e0b}.rules-button,.leave-button{color:#888;cursor:pointer;background-color:#0000;border:2px solid #444;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:border-color .15s,color .15s}.leave-button:hover{color:#ef4444;border-color:#ef4444}.waiting-subtitle{color:#888;margin:0;font-size:1.1rem}.share-link-container{background-color:#2a2a2a;border:2px solid #444;border-radius:8px;align-items:center;gap:1rem;max-width:100%;padding:1rem 1.5rem;display:flex;overflow:hidden}.share-link{color:#4ade80;word-break:break-all;font-family:monospace;font-size:.9rem}.room-code-alt{color:#888;font-size:.9rem}.room-code-inline{color:#4ade80;letter-spacing:.1em;font-family:monospace;font-weight:700}.room-code-container{background-color:#2a2a2a;border:2px solid #444;border-radius:8px;align-items:center;gap:1rem;padding:1rem 1.5rem;display:flex}.room-code{letter-spacing:.25em;color:#4ade80;font-family:monospace;font-size:2rem;font-weight:700}.copy-button{color:#f0f0f0;cursor:pointer;background-color:#333;border:1px solid #555;border-radius:4px;padding:.5rem 1rem;font-size:.9rem;font-weight:700;transition:background-color .15s}.copy-button:hover{background-color:#444}.waiting-text{color:#888;margin:0;font-size:1rem}.waiting-indicator{gap:.5rem;display:flex}.waiting-indicator .dot{background-color:#4ade80;border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite pulse}.waiting-indicator .dot:nth-child(2){animation-delay:.2s}.waiting-indicator .dot:nth-child(3){animation-delay:.4s}.room-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .15s}.room-button:hover{background-color:#22c55e}.room-button.secondary{color:#888;background-color:#0000;border:2px solid #444}.room-button.secondary:hover{color:#aaa;border-color:#666}.app{flex-direction:column;align-items:center;gap:1rem;display:flex}h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.game-info{flex-direction:column;align-items:center;gap:.5rem;margin-bottom:.5rem;display:flex}.phase{color:#888;text-transform:capitalize;font-size:.9rem}.current-player{text-transform:capitalize;border-radius:4px;padding:.5rem 1rem;font-size:1.2rem;font-weight:700}.current-player.white{color:#333;background-color:#f0f0f0}.current-player.black{color:#f0f0f0;background-color:#333}.piece-counts{color:#aaa;font-size:.9rem}.game-result{color:#4ade80;text-transform:capitalize;font-size:1.4rem;font-weight:700}.game-buttons{gap:1rem;margin-top:1rem;display:flex}.reset-button{color:#1a1a1a;cursor:pointer;background-color:#4ade80;border:none;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:background-color .15s}.reset-button:hover{background-color:#22c55e}.rules-button{color:#888;cursor:pointer;background-color:#0000;border:2px solid #444;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:border-color .15s,color .15s}.rules-button:hover{color:#aaa;border-color:#666}.menu-button{color:#888;cursor:pointer;background-color:#0000;border:2px solid #444;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:border-color .15s,color .15s}.menu-button:hover{color:#aaa;border-color:#666}.join-game-route{flex-direction:column;align-items:center;gap:1.5rem;padding:2rem;display:flex}.join-game-route h1{margin-bottom:0;font-size:3.2em;line-height:1.1}.join-game-route .status-text{color:#888;font-size:1.1rem}.join-game-route .error-text{color:#ef4444;margin:0;font-size:1.1rem}.join-game-route .error-detail{color:#888;margin:0;font-size:.9rem}.join-game-route .back-button{color:#888;cursor:pointer;background-color:#0000;border:2px solid #444;border-radius:6px;padding:.75rem 1.5rem;font-size:1rem;font-weight:700;transition:border-color .15s,color .15s}.join-game-route .back-button:hover{color:#aaa;border-color:#666}.auth-callback{background:linear-gradient(135deg,#1a1a2e 0%,#16213e 100%);justify-content:center;align-items:center;min-height:100vh;display:flex}.auth-callback-content{text-align:center;color:#fff}.auth-callback-content p{margin-top:1rem;font-size:1.125rem}.auth-callback-spinner{border:4px solid #ffffff4d;border-top-color:#fff;border-radius:50%;width:48px;height:48px;margin:0 auto;animation:1s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}