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rgba(0,0,0,.5);overflow-y:auto}.hamburger-menu.active{right:0}.hamburger-overlay{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.6);z-index:1000}.hamburger-overlay.active{display:block}.hamburger-header{display:flex;justify-content:space-between;align-items:center;padding:15px;border-bottom:1px solid var(--bg-card)}.hamburger-header h3{font-size:16px;color:var(--text-primary)}.hamburger-close{background:0 0;border:none;font-size:24px;color:var(--text-secondary);cursor:pointer}.hamburger-close:hover{color:var(--accent)}.hamburger-content{padding:15px}.hamburger-section{margin-bottom:20px}.hamburger-section h4{font-size:12px;color:var(--text-secondary);text-transform:uppercase;margin-bottom:10px;padding-bottom:5px;border-bottom:1px solid var(--bg-card)}.hamburger-stats{display:flex;flex-direction:column;gap:8px}.hamburger-stat-row{display:flex;justify-content:space-between;font-size:14px}.hamburger-stat-row .label{color:var(--text-secondary)}.hamburger-stat-row .value{font-weight:700}.hamburger-stat-row .value.wins{color:var(--success)}.hamburger-stat-row .value.losses{color:var(--accent)}.hamburger-stat-row .value.draws{color:var(--text-secondary)}.hamburger-ranking{display:flex;flex-direction:column;gap:8px}.hamburger-ranking-item{display:flex;align-items:center;gap:10px;padding:8px;background:var(--bg-card);border-radius:6px;font-size:13px}.hamburger-ranking-item .position{width:24px;height:24px;display:flex;align-items:center;justify-content:center;background:var(--bg-primary);border-radius:50%;font-weight:700;font-size:12px}.hamburger-ranking-item .position.gold{color:gold}.hamburger-ranking-item .position.silver{color:silver}.hamburger-ranking-item .position.bronze{color:#cd7f32}.hamburger-ranking-item .name{flex:1}.hamburger-ranking-item .rating{color:var(--warning);font-weight:700}.footer{background:linear-gradient(180deg,var(--bg-secondary) 0,var(--bg-primary) 100%);border-top:2px solid var(--accent);padding:12px 30px;flex-shrink:0}.footer-content{display:flex;justify-content:space-between;align-items:center;max-width:1200px;margin:0 auto;font-size:12px;color:var(--text-secondary)}.footer-brand{display:flex;align-items:center;gap:8px}.footer-brand .logo-text{font-weight:700;color:var(--accent)}.footer-brand .logo-text span{color:var(--text-primary)}.footer-info{display:flex;align-items:center;gap:15px}.footer-links{display:flex;gap:15px}.footer-links a{color:var(--text-secondary);text-decoration:none;transition:all .2s;padding:4px 8px;border-radius:4px}.footer-links a:hover{color:var(--accent);background:var(--bg-card)}.footer-social{display:flex;gap:10px}.footer-social a{color:var(--text-secondary);font-size:16px;transition:color .2s}.footer-social a:hover{color:var(--accent)}.footer-copyright{color:var(--text-secondary);opacity:.7}.footer-affiliate{text-align:center;font-size:11px;color:var(--text-secondary);opacity:.6;padding-top:8px;border-top:1px solid var(--border,rgba(255,255,255,.1));margin-top:8px}.version-tag{color:#4ecdc4;font-size:.85em;margin-left:4px}.header-version{color:#4ecdc4;font-size:6px;opacity:.8;margin-left:4px}.footer-credits{display:block}.ad-container{background:var(--bg-card);border-radius:10px;padding:10px;text-align:center;min-height:100px;display:flex;align-items:center;justify-content:center}.ad-game-mobile{display:none}.ad-sidebar{margin-top:auto}.sidebar-info-spacer{display:block;flex:1 0 108px;width:100%;min-height:190px;background:#415ca6;border:1px solid #24365f;border-radius:10px}.sidebar>.ad-container.ad-sidebar{flex:0 0 250px;align-self:center;width:300px;min-width:300px;max-width:300px;height:250px;min-height:250px;max-height:250px;margin-top:0;padding:0;overflow:hidden;border-radius:0;background:0 0}.sidebar>.ad-container.ad-sidebar iframe,.sidebar>.ad-container.ad-sidebar ins{border-radius:0!important}.ad-lobby{margin-top:15px;min-height:90px}.left-ad-area{display:none;width:var(--left-ad-area-width,200px);min-width:var(--left-ad-area-width,200px);box-sizing:border-box}.left-ad-area-placeholder{width:100%;height:100%;min-height:250px;display:flex;align-items:flex-start;justify-content:center;box-sizing:border-box;border:0;background:0 0;color:var(--text-secondary);font-size:12px;line-height:1.6;text-align:center}.left-sidebar-adsense{width:100%}@media (min-width:1200px){.main-container{--left-ad-area-width:clamp(160px, calc(20vw - 80px), 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option{background:var(--bg-secondary);color:var(--text-primary)}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary);border-radius:3px}::-webkit-scrollbar-thumb{background:var(--bg-card);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--accent)}.skeleton{background:linear-gradient(90deg,var(--bg-card) 25%,var(--bg-secondary) 50%,var(--bg-card) 75%);background-size:200% 100%;animation:skeleton-loading 1.5s infinite;border-radius:4px}@keyframes skeleton-loading{0%{background-position:200% 0}100%{background-position:-200% 0}}.skeleton-text{height:16px;margin-bottom:8px}.skeleton-text.short{width:60%}.skeleton-avatar{width:40px;height:40px;border-radius:50%}.skeleton-card{height:80px;margin-bottom:10px}.btn.loading{pointer-events:none;opacity:.7}.btn.loading::after{content:'';width:16px;height:16px;border:2px solid transparent;border-top-color:currentColor;border-radius:50%;animation:spin 1s linear infinite;margin-left:8px}@media (hover:none) and (pointer:coarse){.btn{min-height:44px;min-width:44px}.btn-small{min-height:36px}.btn-icon{min-width:44px;min-height:44px}.room-item{padding:18px 15px}.form-group input,.form-group select{min-height:44px;font-size:16px}.lang-select{min-height:44px}.btn,button{touch-action:manipulation}}@supports (padding:env(safe-area-inset-top)){.header{padding-top:max(8px,env(safe-area-inset-top));padding-left:max(12px,env(safe-area-inset-left));padding-right:max(12px,env(safe-area-inset-right))}.footer{padding-bottom:max(12px,env(safe-area-inset-bottom));padding-left:max(30px,env(safe-area-inset-left));padding-right:max(30px,env(safe-area-inset-right))}.modal{padding-bottom:max(30px,env(safe-area-inset-bottom))}@media (max-width:820px){.chat-slide-panel{padding-bottom:env(safe-area-inset-bottom)}.game-controls-mobile{padding-bottom:max(8px,env(safe-area-inset-bottom))}}}.pull-indicator{position:fixed;top:0;left:50%;transform:translateX(-50%) translateY(-100%);background:var(--accent);color:#fff;padding:8px 16px;border-radius:0 0 8px 8px;font-size:12px;transition:transform .3s;z-index:1000}.pull-indicator.visible{transform:translateX(-50%) translateY(0)}.error-container{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:40px 20px;text-align:center;color:var(--text-secondary)}.error-container .error-icon{font-size:48px;margin-bottom:16px}.error-container .error-message{font-size:16px;margin-bottom:20px}.error-container .btn-retry{background:var(--accent);color:#fff}@media (max-width:820px){body,html{overflow-x:hidden;overflow-y:auto;max-width:100%;height:auto}body{display:block}.main-container{display:block;min-height:auto}.game-info-section{position:relative;display:block}.footer{display:block}.game-room.active{flex-direction:column}.chat-panel{width:100%}.hamburger-btn{display:flex;align-items:center;justify-content:center}.hamburger-menu{display:block}.header{flex-direction:row;flex-wrap:nowrap;gap:8px;padding:8px 12px;justify-content:space-between;align-items:center}.home-btn{width:32px;height:32px;font-size:16px;margin-right:8px}.logo{font-size:14px;flex-shrink:1;min-width:0;overflow:hidden;text-overflow:ellipsis}.stats-bar{display:none}.lang-select{display:none}.header-buttons .btn-icon[onclick*=Ranking]{display:none}.header-buttons{display:flex;gap:6px;flex-shrink:0}.user-info{gap:6px;flex-shrink:0}#guest-info,#logged-in-info{gap:6px}.user-name{display:none}.user-rating{font-size:12px;font-weight:700;padding:4px 8px;background:var(--bg-card);border-radius:4px}.btn-small{padding:6px 8px;font-size:11px}.btn-login{padding:6px 10px;font-size:11px}.btn-icon{padding:6px 8px;font-size:14px}.main-container{flex-direction:column;overflow-y:auto}.lobby{padding:10px;gap:10px;overflow:visible;flex:1}.lobby-actions{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-flow:row;gap:8px}.lobby-actions .btn{width:100%;min-height:48px;padding:8px 10px;font-size:14px;line-height:1.2;white-space:normal}.room-list-container{min-height:120px;flex:1}.sidebar{display:none!important}.ad-lobby{min-height:60px;margin-top:10px}.game-room{width:100%;max-width:100%;box-sizing:border-box;overflow-x:hidden}.game-room.active{padding:0;gap:0;flex-direction:column;overflow-y:auto;width:100%}.game-area{display:flex;flex-direction:column;align-items:center;justify-content:flex-start!important;gap:6px;padding:6px;padding-top:0;width:100%;max-width:100%;box-sizing:border-box;flex:1}.game-header{max-width:100%;width:100%;gap:8px;padding:5px;margin:0;flex-direction:row;align-items:stretch;flex-shrink:0;order:-1}.player-card{padding:8px 10px;min-width:0;flex:1;display:flex;flex-direction:column;gap:4px}.player-card.active{box-shadow:0 0 0 2px var(--accent),0 0 10px rgba(233,69,96,.3)}.player-card .player-row-1{display:flex;align-items:center;gap:6px}.player-card .color-indicator,.player-card .piece-indicator,.player-card 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44px;font-size:16px}.ad-game-mobile{display:block!important;width:100%;min-height:50px;margin-top:6px;flex-shrink:0}.chat-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:999}.chat-overlay.active{display:block}.chat-slide-panel{position:fixed;bottom:0;left:0;right:0;height:45vh;background:var(--bg-secondary);border-top-left-radius:16px;border-top-right-radius:16px;box-shadow:0 -4px 20px rgba(0,0,0,.3);z-index:1000;flex-direction:column;transform:translateY(100%);transition:transform .3s ease}.chat-slide-panel.active{display:flex;transform:translateY(0)}.chat-slide-header{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;border-bottom:1px solid var(--bg-card)}.chat-slide-header h4{margin:0;font-size:14px;color:var(--text-primary)}.chat-slide-close{background:0 0;border:none;font-size:24px;color:var(--text-secondary);cursor:pointer;padding:4px 8px}.chat-slide-messages{flex:1;overflow-y:auto;padding:12px 16px;display:flex;flex-direction:column;gap:8px}.chat-slide-input{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--bg-card)}.chat-slide-input input{flex:1;padding:10px 12px;border-radius:20px;border:1px solid var(--bg-card);background:var(--bg-primary);color:var(--text-primary);font-size:14px}.chat-slide-input button{padding:10px 16px;border-radius:20px}.footer{padding:6px 12px}.footer-content{flex-direction:row;justify-content:center;align-items:center;gap:8px;font-size:10px;flex-wrap:wrap}.footer-brand{gap:4px}.footer-brand .logo-text{font-size:11px}.footer-info{flex-direction:row;gap:4px}.footer-links{gap:6px}.footer-links a{padding:2px 4px;font-size:10px}.footer-credits{display:none}.ad-sidebar{display:none}.modal{min-width:auto;width:95%;max-width:400px;padding:20px;margin:10px}.modal-large{min-width:auto;max-width:95%}}@media (max-width:480px){.header{padding:6px 8px}.home-btn{width:28px;height:28px;font-size:14px;margin-right:4px}.logo{font-size:11px}.btn-small{padding:5px 6px;font-size:10px}.btn-icon{padding:5px 6px;font-size:12px}.lobby-actions .btn{padding:10px 6px;font-size:12px}.game-room.active{padding:4px;gap:4px}.game-area{gap:4px}.game-header{gap:4px}.player-card{padding:4px 6px}.player-card .name{font-size:11px}.player-card .rating{font-size:10px}.vs-text{font-size:12px}.game-controls .btn{padding:8px 4px;font-size:11px;display:flex;align-items:center;justify-content:center;gap:4px}}@media (max-width:380px){.header{padding:5px 6px;gap:4px}.home-btn{width:26px;height:26px;font-size:12px;margin-right:2px}.logo{font-size:10px}.game-room.active{padding:3px;gap:3px}.game-area{gap:3px}.game-header{gap:3px}.player-card{padding:3px 5px}.player-card .name{font-size:10px}.player-card .rating{font-size:9px}.player-card .timer{font-size:12px}.vs-text{font-size:10px}.footer{padding:4px 6px}.footer-content{font-size:8px}.game-controls .btn{padding:6px 3px;font-size:10px;display:flex;align-items:center;justify-content:center;gap:4px}}.spectator-count-badge{background:rgba(255,255,255,.1);padding:4px 8px;border-radius:10px;font-size:12px;color:var(--text-secondary)}.btn-spectate{background:linear-gradient(135deg,#9b59b6,#8e44ad);color:#fff;border:none;padding:8px 16px;border-radius:6px;font-size:13px;font-weight:500;cursor:pointer;transition:all .2s}.btn-spectate:hover{background:linear-gradient(135deg,#8e44ad,#7d3c98);transform:scale(1.05)}.spectator-badge{position:absolute;top:-30px;left:50%;transform:translateX(-50%);background:linear-gradient(135deg,#e74c3c,#c0392b);color:#fff;padding:6px 16px;border-radius:20px;font-size:14px;font-weight:600;box-shadow:0 4px 12px rgba(231,76,60,.4);animation:pulse 2s infinite}@keyframes pulse{0%,100%{opacity:1}50%{opacity:.8}}.spectator-info{position:absolute;top:10px;right:10px;display:flex;align-items:center;gap:4px;background:rgba(0,0,0,.5);color:#fff;padding:4px 10px;border-radius:12px;font-size:13px}.btn-spectate-leave{background:linear-gradient(135deg,#e74c3c,#c0392b);color:#fff;border:none;padding:8px 16px;border-radius:8px;font-size:14px;cursor:pointer;transition:all .2s}.btn-spectate-leave:hover{background:linear-gradient(135deg,#c0392b,#a93226);transform:scale(1.05)}.game-room.spectator-mode .game-controls button:not(.btn-spectate-leave){display:none!important}.game-room.spectator-mode #chat-input{opacity:.5;pointer-events:none}.participant-item.spectator{border-left:3px solid #9b59b6}#reconnect-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.8);display:none;justify-content:center;align-items:center;z-index:10000}#reconnect-overlay.active{display:flex}.reconnect-content{text-align:center;color:#fff;padding:30px;background:rgba(50,50,50,.9);border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.5)}.reconnect-spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--accent,#e94560);border-radius:50%;margin:0 auto 20px;animation:reconnect-spin 1s linear infinite}@keyframes reconnect-spin{to{transform:rotate(360deg)}}.reconnect-text{font-size:18px;font-weight:700;margin-bottom:10px}.reconnect-attempt{font-size:14px;color:#aaa;margin-bottom:20px}.reconnect-refresh{padding:10px 25px;background:var(--accent,#e94560);color:#fff;border:none;border-radius:6px;font-size:14px;cursor:pointer;transition:all .2s ease}.reconnect-refresh:hover{background:var(--accent-hover,#ff6b6b);transform:scale(1.05)}.game-info-section{background:var(--bg-secondary);padding:40px 20px;border-top:1px solid var(--bg-card)}.game-info-card{max-width:1200px;margin:0 auto}.game-info-header{text-align:center;margin-bottom:30px}.game-info-header h2{font-size:24px;color:var(--text-primary);margin-bottom:10px}.game-info-header p{font-size:14px;color:var(--text-secondary);line-height:1.6;max-width:800px;margin:0 auto}.game-info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:30px}.info-block{background:var(--bg-card);border-radius:10px;padding:20px}.info-block h3{font-size:16px;color:var(--accent);margin-bottom:12px;display:flex;align-items:center;gap:8px}.info-block ul{list-style:none;padding:0;margin:0}.info-block li{font-size:13px;color:var(--text-secondary);padding:6px 0;border-bottom:1px solid var(--bg-primary);line-height:1.5}.info-block li:last-child{border-bottom:none}.related-games-section{background:var(--bg-card);border-radius:10px;padding:20px;text-align:center}.related-games-section h3{font-size:16px;color:var(--text-primary);margin-bottom:15px}.related-games-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}.related-game-link{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;background:var(--bg-secondary);border-radius:20px;color:var(--text-secondary);text-decoration:none;font-size:13px;transition:all .2s}.related-game-link:hover{background:var(--accent);color:#fff;transform:translateY(-2px)}@media (max-width:820px){.game-info-section{padding:10px 15px;position:relative;top:100px}.game-info-header h2{font-size:20px}.game-info-grid{grid-template-columns:1fr}.related-games-grid{gap:8px}.related-game-link{padding:6px 12px;font-size:12px}}