:root{--bg-main:#0b0e14;--bg-card:#121826bf;--bg-card-hover:#1c2438d9;--border-card:#ffffff14;--accent-gold:#f59e0b;--accent-glow:#f59e0b40;--accent-cyan:#06b6d4;--text-primary:#f3f4f6;--text-secondary:#9ca3af;--board-light:#e2e8f0;--board-dark:#334155;--board-select:#f59e0b99;--board-lastmove:#06b6d466}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-main);color:var(--text-primary);background-image:radial-gradient(at 0 0,#f59e0b14 0,#0000 50%),radial-gradient(at 100% 100%,#06b6d414 0,#0000 50%);flex-direction:column;min-height:100vh;font-family:Plus Jakarta Sans,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex}#root{flex-direction:column;min-height:100vh;display:flex}.app-container{flex-direction:column;flex:1;width:100%;max-width:1400px;margin:0 auto;padding:1.5rem;display:flex}.app-game-layout{flex-direction:column;flex:1;display:flex}.floating-reaction{pointer-events:none;z-index:50;font-size:2.5rem;animation:2s ease-out forwards floatUp;position:fixed;bottom:20%}@keyframes floatUp{0%{opacity:0;transform:translateY(0)scale(.5)}20%{opacity:1;transform:translateY(-20px)scale(1.2)}to{opacity:0;transform:translateY(-120px)scale(1)}}.workspace-footer{text-align:center;background:0 0;margin-top:auto;padding:1rem 0}.footer-link{color:#9ca3af;letter-spacing:.12em;text-transform:uppercase;font-size:.75rem;font-weight:700;text-decoration:none;transition:color .2s}.footer-link:hover{color:#f3f4f6}.account-box{border:1px solid var(--border-card);background:#00000059;border-radius:.75rem;justify-content:space-between;align-items:center;margin-bottom:1.25rem;padding:.75rem 1rem;display:flex}.account-info{align-items:center;gap:.75rem;display:flex}.account-name-row{align-items:center;gap:.5rem;display:flex}.account-name{font-size:.95rem;font-weight:700}.guest-badge{color:var(--text-secondary);background:#ffffff1a;border-radius:.3rem;padding:.15rem .4rem;font-size:.65rem;font-weight:600}.elo-pill{color:var(--text-secondary);align-items:center;gap:.35rem;margin-top:.15rem;font-size:.75rem;display:flex}.google-auth-btn{color:#fff;cursor:pointer;background:#4285f4;border:none;border-radius:.5rem;align-items:center;gap:.4rem;padding:.4rem .75rem;font-size:.8rem;font-weight:700;display:flex}.signout-btn{color:var(--text-secondary);cursor:pointer;background:#ffffff14;border:none;border-radius:.5rem;padding:.4rem .6rem}.mode-selector-grid{background:#0006;border-radius:.75rem;grid-template-columns:repeat(3,1fr);gap:.5rem;margin-bottom:1.5rem;padding:.35rem;display:grid}.mode-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.5rem;flex-direction:column;justify-content:center;align-items:center;gap:.3rem;padding:.65rem .35rem;font-size:.75rem;font-weight:700;transition:all .2s;display:flex}.mode-btn.mode-active{color:var(--accent-gold);background:#f59e0b26;border:1px solid #f59e0b4d}.simple-signin-box{border:1px solid var(--border-card);text-align:center;background:#00000040;border-radius:.75rem;padding:1.25rem}.simple-signin-text{color:var(--text-secondary);margin-bottom:.75rem;font-size:.85rem}.google-auth-cta-btn{color:#fff;cursor:pointer;background:#4285f4;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.4rem;width:100%;padding:.65rem;font-size:.85rem;font-weight:700;display:flex}.auth-modal-card{-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border:1px solid var(--border-card);background:#121826f2;border-radius:1.25rem;width:100%;max-width:420px;padding:1.75rem;box-shadow:0 25px 50px -12px #000c}.auth-modal-header{justify-content:space-between;align-items:center;margin-bottom:1.25rem;display:flex}.auth-modal-title{font-family:Outfit,sans-serif;font-size:1.35rem;font-weight:800}.auth-close-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none}.auth-tabs{background:#0006;border-radius:.5rem;grid-template-columns:1fr 1fr;gap:.35rem;margin-bottom:1.25rem;padding:.25rem;display:grid}.auth-tab{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.35rem;padding:.5rem;font-size:.8rem;font-weight:700}.auth-tab-active{color:var(--text-primary);background:#ffffff1a}.auth-divider{text-align:center;color:var(--text-secondary);align-items:center;margin:1rem 0;font-size:.7rem;font-weight:700;display:flex}.auth-divider:before,.auth-divider:after{content:"";border-bottom:1px solid var(--border-card);flex:1}.auth-divider span{padding:0 .5rem}.auth-error-banner{color:#fca5a5;background:#ef444433;border-radius:.5rem;margin-bottom:1rem;padding:.5rem .75rem;font-size:.8rem}.auth-form{flex-direction:column;gap:.85rem;display:flex}.player-sub{align-items:center;gap:.5rem;display:flex}.player-elo{color:var(--accent-gold);align-items:center;gap:.2rem;font-size:.7rem;font-weight:700;display:flex}.game-header-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-card);border-radius:1rem;margin-bottom:1.25rem;padding:1rem 1.25rem}.header-top{justify-content:space-between;align-items:center;margin-bottom:.75rem;display:flex}.brand-logo{align-items:center;gap:.5rem;display:flex}.brand-crown{color:var(--accent-gold);font-size:1.75rem}.brand-title{letter-spacing:-.02em;font-family:Outfit,sans-serif;font-size:1.25rem;font-weight:800}.brand-highlight{color:var(--accent-gold)}.room-code-badge{border:1px solid var(--border-card);background:#ffffff0d;border-radius:9999px;align-items:center;gap:.5rem;padding:.35rem .75rem;font-size:.85rem;display:flex}.code-label{color:var(--text-secondary)}.code-value{color:var(--accent-gold);font-family:monospace;font-weight:700}.players-timer-row{justify-content:space-between;align-items:center;gap:1rem;display:flex}.player-card{border:1px solid var(--border-card);background:#ffffff08;border-radius:.75rem;align-items:center;gap:.75rem;padding:.5rem .85rem;transition:all .2s;display:flex}.player-card.turn-active{border-color:var(--accent-gold);box-shadow:0 0 12px var(--accent-glow)}.player-avatar{font-size:1.5rem}.player-meta{flex-direction:column;display:flex}.player-title{font-size:.95rem;font-weight:700}.player-side{color:var(--text-secondary);font-size:.7rem;font-weight:600}.timer-box{background:#0006;border-radius:.5rem;align-items:center;gap:.35rem;padding:.35rem .65rem;font-family:monospace;font-size:1rem;font-weight:700;display:flex}.timer-box.timer-active{color:var(--accent-gold);border:1px solid var(--accent-gold)}.status-center{justify-content:center;display:flex}.turn-indicator{border-radius:9999px;align-items:center;gap:.4rem;padding:.4rem .85rem;font-size:.85rem;font-weight:700;display:flex}.turn-indicator.my-turn{color:var(--accent-gold);background:#f59e0b26;border:1px solid #f59e0b4d}.turn-indicator.opponent-turn{color:var(--text-secondary);border:1px solid var(--border-card);background:#ffffff0d}.action-btns-row{justify-content:center;gap:.75rem;margin-top:.75rem;display:flex}.action-pill{cursor:pointer;border:1px solid #0000;border-radius:.5rem;align-items:center;gap:.35rem;padding:.35rem .75rem;font-size:.8rem;font-weight:600;transition:all .2s;display:flex}.btn-secondary{color:var(--text-primary);background:#ffffff14}.btn-secondary:hover{background:#ffffff26}.btn-danger{color:#fca5a5;background:#ef444433;border-color:#ef44444d}.btn-danger:hover{background:#ef444459}.game-grid-layout{flex:1;grid-template-columns:360px 1fr 320px;gap:1.25rem;display:grid}@media (width<=1200px){.game-grid-layout{grid-template-columns:1fr}}.facetime-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-card);border-radius:1rem;flex-direction:column;height:100%;min-height:480px;display:flex;position:relative;overflow:hidden}.facetime-main-video{background:#000;flex:1;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:relative}.video-element{object-fit:cover;width:100%;height:100%}.video-hidden{display:none}.facetime-placeholder{text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:1rem;padding:2rem;display:flex}.avatar-pulse{border:2px solid var(--accent-gold);width:90px;height:90px;box-shadow:0 0 20px var(--accent-glow);background:#ffffff0d;border-radius:50%;justify-content:center;align-items:center;display:flex}.avatar-text{font-size:2.5rem}.status-text{color:var(--text-secondary);font-size:.9rem}.live-badge{color:#ef4444;background:#ef444433;border:1px solid #ef444466;border-radius:9999px;align-items:center;gap:.4rem;padding:.25rem .65rem;font-size:.75rem;font-weight:700;display:flex}.live-dot{background:#ef4444;border-radius:50%;width:8px;height:8px}.facetime-top-bar{z-index:10;justify-content:space-between;align-items:center;display:flex;position:absolute;top:1rem;left:1rem;right:1rem}.player-badge{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#0009;border-radius:9999px;align-items:center;gap:.5rem;padding:.35rem .75rem;display:flex}.player-name{font-size:.85rem;font-weight:700}.connection-pill{color:#10b981;align-items:center;gap:.25rem;font-size:.7rem;display:flex}.facetime-icon-btn{color:#fff;cursor:pointer;background:#0009;border:none;border-radius:50%;justify-content:center;align-items:center;width:32px;height:32px;transition:background .2s;display:flex}.facetime-icon-btn:hover{background:#000c}.facetime-pip{z-index:10;background:#111;border:2px solid #fff3;border-radius:.75rem;width:110px;height:140px;position:absolute;bottom:5rem;right:1rem;overflow:hidden;box-shadow:0 10px 25px #00000080}.pip-video{object-fit:cover;width:100%;height:100%}.pip-placeholder{background:#1e293b;justify-content:center;align-items:center;width:100%;height:100%;display:flex}.pip-label{background:#0009;border-radius:.3rem;padding:.15rem .4rem;font-size:.65rem;font-weight:700;position:absolute;bottom:.35rem;left:.35rem}.facetime-toolbar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:10;background:#000000bf;border:1px solid #ffffff1a;border-radius:9999px;align-items:center;gap:.65rem;padding:.5rem .85rem;display:flex;position:absolute;bottom:1rem;left:50%;transform:translate(-50%)}.facetime-action-btn{cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:40px;height:40px;transition:all .2s;display:flex}.btn-normal{color:#fff;background:#ffffff26}.btn-normal:hover{background:#ffffff4d}.btn-warning{color:var(--accent-gold);background:#f59e0b4d}.media-error-banner{color:#fca5a5;background:#ef444433;justify-content:center;align-items:center;gap:.4rem;padding:.5rem;font-size:.8rem;display:flex}.chessboard-container{flex-direction:column;align-items:center;gap:.75rem;display:flex}.captured-bar{justify-content:space-between;align-items:center;width:100%;max-width:560px;min-height:28px;padding:0 .5rem;display:flex}.captured-pieces{flex-wrap:wrap;gap:.15rem;display:flex}.captured-icon{font-size:1.2rem;line-height:1}.advantage-pill{color:var(--accent-gold);background:#f59e0b26;border-radius:.4rem;padding:.15rem .45rem;font-size:.75rem;font-weight:700}.board-frame{aspect-ratio:1;border:4px solid #1e293b;border-radius:.75rem;width:100%;max-width:640px;position:relative;overflow:hidden;box-shadow:0 20px 40px #0009}.board-grid{grid-template-rows:repeat(8,1fr);grid-template-columns:repeat(8,1fr);width:100%;height:100%;display:grid}.square{cursor:pointer;border:none;outline:none;justify-content:center;align-items:center;padding:0;transition:background .15s;display:flex;position:relative}.square-inactive{cursor:default}.square-light{background-color:var(--board-light)}.square-dark{background-color:var(--board-dark)}.square-selected{background-color:var(--board-select)!important}.square-lastmove{background-color:var(--board-lastmove)!important}.square-check{background-color:#ef4444b3!important}.rank-label{color:#00000080;pointer-events:none;z-index:10;font-size:.65rem;font-weight:700;position:absolute;top:2px;left:3px}.square-dark .rank-label,.square-dark .file-label{color:#ffffff80}.file-label{color:#00000080;pointer-events:none;z-index:10;font-size:.65rem;font-weight:700;position:absolute;bottom:2px;right:3px}.move-dot{pointer-events:none;z-index:15;background-color:#00000059;border-radius:50%;width:24%;height:24%;position:absolute}.move-dot-capture{pointer-events:none;z-index:15;background:0 0;border:4px solid #ef4444b3;border-radius:0;width:100%;height:100%;position:absolute;inset:0}.piece{-webkit-user-select:none;user-select:none;pointer-events:none;transition:transform .15s}.chess-piece-svg{-webkit-user-select:none;user-select:none;pointer-events:none;width:88%;height:88%}.piece-interactive{cursor:grab;transform:scale(1.05)}.game-over-overlay{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:30;background:#0b0e14d9;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.game-over-card{text-align:center;flex-direction:column;justify-content:center;align-items:center;padding:2rem;display:flex}.return-lobby-btn{color:#0f172a;cursor:pointer;background:linear-gradient(135deg,#f59e0b,#d97706);border:none;border-radius:.75rem;justify-content:center;align-items:center;gap:.5rem;margin-top:1rem;padding:.75rem 1.75rem;font-size:.95rem;font-weight:800;transition:all .2s;display:inline-flex;box-shadow:0 4px 16px #f59e0b66}.return-lobby-btn:hover{background:linear-gradient(135deg,#fbbf24,#f59e0b);transform:translateY(-2px)scale(1.04);box-shadow:0 6px 22px #f59e0b99}.game-over-title{margin-bottom:.5rem;font-family:Outfit,sans-serif;font-size:2rem;font-weight:800}.game-over-reason{color:var(--text-secondary)}.chat-panel-card{background:var(--bg-card);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--border-card);border-radius:1rem;flex-direction:column;height:100%;min-height:480px;padding:1rem;display:flex}.chat-header{border-bottom:1px solid var(--border-card);align-items:center;gap:.5rem;padding-bottom:.75rem;font-size:.95rem;font-weight:700;display:flex}.reaction-bar{flex-wrap:wrap;gap:.35rem;padding:.75rem 0;display:flex}.reaction-chip{border:1px solid var(--border-card);cursor:pointer;background:#ffffff0d;border-radius:.5rem;padding:.25rem .5rem;font-size:1rem;transition:transform .15s}.reaction-chip:hover{background:#ffffff26;transform:scale(1.2)}.messages-list{flex-direction:column;flex:1;gap:.65rem;max-height:320px;padding:.5rem 0;display:flex;overflow-y:auto}.empty-chat{color:var(--text-secondary);text-align:center;margin:auto}.message-bubble{border-radius:.75rem;max-width:85%;padding:.5rem .75rem;font-size:.85rem;line-height:1.35}.msg-incoming{background:#ffffff14;border-bottom-left-radius:.15rem;align-self:flex-start}.msg-outgoing{background:#f59e0b33;border:1px solid #f59e0b4d;border-bottom-right-radius:.15rem;align-self:flex-end}.sender-name{color:var(--accent-gold);margin-bottom:.15rem;font-size:.65rem;font-weight:700;display:block}.chat-form{border-top:1px solid var(--border-card);gap:.5rem;margin-top:auto;padding-top:.75rem;display:flex}.chat-input{border:1px solid var(--border-card);color:var(--text-primary);background:#0000004d;border-radius:.5rem;outline:none;flex:1;padding:.5rem .75rem;font-size:.85rem}.chat-input:focus{border-color:var(--accent-gold)}.send-btn{background:var(--accent-gold);color:#000;cursor:pointer;border:none;border-radius:.5rem;padding:.5rem .85rem;font-weight:700}.send-btn:disabled{opacity:.5;cursor:not-allowed}.lobby-wrapper{flex:1;justify-content:center;align-items:center;padding:2rem 1rem;display:flex}.lobby-card{background:var(--bg-card);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--border-card);border-radius:1.5rem;width:100%;max-width:540px;padding:2.25rem;box-shadow:0 25px 50px -12px #000000b3}.lobby-hero{text-align:center;margin-bottom:1.5rem}.hero-badge{color:var(--accent-gold);background:#f59e0b26;border:1px solid #f59e0b4d;border-radius:9999px;align-items:center;gap:.4rem;margin-bottom:.75rem;padding:.3rem .75rem;font-size:.75rem;font-weight:700;display:inline-flex}.hero-title{letter-spacing:-.03em;margin-bottom:.5rem;font-family:Outfit,sans-serif;font-size:2.5rem;font-weight:800}.hero-subtitle{color:var(--text-secondary);font-size:.9rem;line-height:1.4}.profile-setup-box{margin-bottom:1.5rem}.section-label{text-transform:uppercase;letter-spacing:.05em;color:var(--text-secondary);margin-bottom:.5rem;font-size:.75rem;font-weight:700;display:block}.avatar-picker{gap:.5rem;margin-bottom:.75rem;padding-bottom:.25rem;display:flex;overflow-x:auto}.avatar-btn{border:1px solid var(--border-card);cursor:pointer;background:#ffffff0d;border-radius:.5rem;padding:.4rem .6rem;font-size:1.35rem}.avatar-btn.avatar-selected{border-color:var(--accent-gold);background:#f59e0b33}.input-group{align-items:center;display:flex;position:relative}.input-icon{color:var(--text-secondary);position:absolute;left:.85rem}.styled-input{border:1px solid var(--border-card);width:100%;color:var(--text-primary);background:#0006;border-radius:.75rem;outline:none;padding:.75rem .75rem .75rem 2.5rem;font-size:.95rem}.styled-input:focus{border-color:var(--accent-gold)}.lobby-tabs{background:#0006;border-radius:.75rem;grid-template-columns:1fr 1fr;gap:.5rem;margin-bottom:1.25rem;padding:.35rem;display:grid}.tab-btn{color:var(--text-secondary);cursor:pointer;background:0 0;border:none;border-radius:.5rem;justify-content:center;align-items:center;gap:.4rem;padding:.6rem;font-size:.85rem;font-weight:700;display:flex}.tab-btn.tab-active{color:var(--text-primary);background:#ffffff1a}.option-section{margin-bottom:1.25rem}.time-grid,.side-grid{grid-template-columns:repeat(2,1fr);gap:.5rem;display:grid}.time-chip,.side-chip{border:1px solid var(--border-card);color:var(--text-primary);cursor:pointer;background:#ffffff0d;border-radius:.5rem;justify-content:center;align-items:center;gap:.4rem;padding:.6rem;font-size:.85rem;font-weight:600;display:flex}.chip-active,.side-active{border-color:var(--accent-gold);color:var(--accent-gold);background:#f59e0b26}.primary-cta-btn{color:#000;cursor:pointer;background:linear-gradient(135deg,#f59e0b 0%,#d97706 100%);border:none;border-radius:.75rem;justify-content:center;align-items:center;gap:.5rem;width:100%;padding:.85rem;font-size:1rem;font-weight:800;transition:transform .15s;display:flex;box-shadow:0 10px 20px #f59e0b4d}.primary-cta-btn:hover{transform:translateY(-1px)}.primary-cta-btn:disabled{opacity:.5;cursor:not-allowed}.animate-fade-in{animation:.3s forwards fadeIn}@keyframes fadeIn{0%{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}