:root{--primary: #1B3C53;--secondary: #234C6A;--tertiary: #456882;--accent: #FFD23F;--dark: #1B3C53;--light: #E3E3E3;--white: #FFFFFF;--bg-gradient: linear-gradient(135deg, #E3E3E3 0%, #F5F7FA 100%)}body{margin:0;font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;background:var(--bg-gradient);color:var(--dark);min-height:100vh}.app{width:100%;min-height:100vh}.welcome-container,.game-container{background:#fffffff2;padding:2rem;border-radius:20px;box-shadow:0 10px 30px #0003;text-align:center;max-width:90vw;max-height:90vh;overflow:auto}.title{font-size:3rem;color:var(--primary);margin-bottom:2rem;text-shadow:2px 2px 0px var(--accent)}.card{display:flex;flex-direction:column;gap:1.5rem;width:350px;margin:0 auto}.input-field{padding:12px;border:2px solid #ddd;border-radius:8px;font-size:1rem;transition:border-color .3s;width:100%;box-sizing:border-box}.input-field:focus{border-color:var(--secondary);outline:none}.small-input{width:80px}.size-inputs{display:flex;justify-content:center;align-items:center;gap:1rem;margin-bottom:1rem;width:100%}.size-inputs .input-field{flex:1;width:auto;min-width:60px;text-align:center}.size-inputs span{font-weight:700;color:#555}.create-section,.join-section{background:#f8f9fa;padding:1rem;border-radius:10px;border:1px solid #eee}.create-section h3,.join-section h3{margin-top:0;margin-bottom:1rem;font-size:1.1rem;color:var(--dark)}.join-inputs{display:flex;gap:.5rem}.tabs{display:flex;margin-bottom:1rem;border-bottom:2px solid #eee}.tab-btn{flex:1;padding:10px;border:none;background:none;font-size:1rem;font-weight:700;color:#888;cursor:pointer;transition:color .3s,border-bottom .3s;border-bottom:2px solid transparent;margin-bottom:-2px}.tab-btn.active{color:var(--primary);border-bottom:2px solid var(--primary)}.btn{padding:12px 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#0000001a}.clickable{cursor:pointer}.clickable:hover{box-shadow:inset 0 0 0 3px #007bff}.cell-X{color:var(--primary)}.cell-O{color:var(--secondary)}.overlay{position:fixed;inset:0;background:#00000080;display:flex;justify-content:center;align-items:center;z-index:100}.modal{background:#fff;padding:2rem;border-radius:15px;text-align:center;animation:popIn .3s cubic-bezier(.175,.885,.32,1.275)}@keyframes popIn{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.avatar-selection{margin:.5rem 0}.avatars{display:flex;justify-content:center;gap:.5rem;margin-top:.5rem}.avatar-option{width:50px;height:50px;border-radius:50%;border:3px solid transparent;cursor:pointer;transition:transform .2s,border-color .2s}.avatar-option.selected{border-color:var(--primary);transform:scale(1.1)}.game-info{flex:1}.players-container{display:flex;justify-content:center;align-items:center;gap:1rem;margin:.5rem 0}.vs{font-weight:700;font-size:1rem;color:#888}.player-card{display:flex;flex-direction:column;align-items:center;padding:.25rem;border-radius:10px;transition:background-color .3s;opacity:.7}.player-card.active{opacity:1;background-color:#0000000d;transform:scale(1.05)}.player-card.disconnected{opacity:.5;filter:grayscale(100%)}.avatar-container{position:relative;width:50px;height:50px;margin-bottom:2px}.avatar{width:100%;height:100%;border-radius:50%;object-fit:cover;border:2px solid #ddd}.avatar-placeholder{width:100%;height:100%;border-radius:50%;background-color:#ddd;display:flex;justify-content:center;align-items:center;font-weight:700;font-size:1.2rem;color:#555}.disconnect-badge{position:absolute;bottom:-5px;right:-5px;background:#e74c3c;color:#fff;border-radius:50%;width:18px;height:18px;display:flex;justify-content:center;align-items:center;font-size:.7rem}.winner-badge{position:absolute;bottom:-8px;left:50%;transform:translate(-50%);background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;border-radius:12px;padding:2px 8px;font-size:.65rem;font-weight:700;white-space:nowrap;box-shadow:0 2px 4px #0003}.player-card.waiting{opacity:.6;border:2px dashed #ddd}.player-card.waiting .waiting-text{font-size:.75rem;color:#888;animation:waiting-pulse 2s ease-in-out infinite;text-align:center}@keyframes waiting-pulse{0%,to{opacity:.5}50%{opacity:1}}.player-card.winner{border:4px solid #3498db;box-shadow:0 0 15px #3498db80;background:linear-gradient(135deg,#3498db1a,#2980b91a)}.player-card.loser{opacity:.5;background-color:#0000001a;filter:grayscale(50%)}.player-details{margin-top:.25rem}.player-name{font-weight:700;font-size:.8rem}.player-timer{font-family:monospace;font-size:.9rem;color:#555}.status-message{font-size:1rem;font-weight:700;margin-top:.25rem;min-height:1.2rem}.waiting-pulse{animation:pulse 1.5s infinite;color:var(--secondary);font-weight:700}@keyframes pulse{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.last-move{position:relative}.last-move:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-color:#ff06;animation:pulsate-overlay 2s infinite;pointer-events:none}@keyframes 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h3{margin-bottom:.5rem;font-size:1rem}.size-inputs{margin-bottom:.5rem}.btn{padding:10px;font-size:.9rem}.avatar-option{width:40px;height:40px}.game-container{padding:.5rem;width:100%;height:100vh;box-sizing:border-box;display:flex;flex-direction:column}.board{flex:1;width:100%;max-width:100%;aspect-ratio:1;overflow:auto}.cell{width:auto;height:auto;aspect-ratio:1;font-size:.8rem}}.lobby-container{display:flex;width:100%;height:100vh;background:var(--bg-gradient);overflow:hidden;position:relative}.sidebar{width:15%;min-width:250px;background:var(--primary);color:#fff;display:flex;flex-direction:column;height:100%;box-shadow:2px 0 10px #0000001a;z-index:50;transition:transform .3s ease-in-out}.sidebar-header{background:#0000001a;display:flex;justify-content:center;align-items:center;position:relative}.sidebar-logo-img{height:45px;width:auto}.sidebar-user-info{display:flex;flex-direction:row;align-items:center;padding:1rem 1.5rem;border-bottom:1px solid rgba(255,255,255,.1);gap:1rem}.sidebar-avatar{width:48px;height:48px;border-radius:50%;object-fit:cover;border:2px solid var(--accent);flex-shrink:0}.sidebar-welcome{font-size:.95rem;color:var(--white);text-align:left;font-weight:500;line-height:1.2}.sidebar-menu{display:flex;flex-direction:column;padding:1rem 0}.main-menu{flex:1;overflow-y:auto}.bottom-menu{border-top:1px solid rgba(255,255,255,.1)}.menu-item{display:flex;align-items:center;gap:1rem;padding:12px 20px;background:transparent;border:none;color:#fffc;font-size:1rem;cursor:pointer;text-align:left;transition:all .2s;width:100%}.menu-item:hover{background:#ffffff0d;color:#fff;padding-left:25px}.menu-item.active{background:var(--secondary);color:#fff;border-left:4px solid var(--accent)}.menu-item .icon{font-size:1.2rem;width:24px;text-align:center}.menu-icon-img{width:24px;height:24px;object-fit:contain}.menu-item.logout{color:#ff8a80}.menu-item.logout:hover{background:#ff00001a}.menu-badge{background-color:#f44;width:10px;height:10px;border-radius:50%;margin-left:auto;box-shadow:0 0 4px #ff444480}.sidebar-language-switcher{margin:0 auto .6rem;background:#fffffff2;border:none;border-radius:8px;padding:.15rem;gap:.25rem;box-shadow:0 2px 8px #00000014;height:20px;width:fit-content;display:flex;align-items:center;justify-content:center}.sidebar-language-switcher button{color:#555;background:transparent;border:none;font-size:.85rem;padding:0 .4rem!important;border-radius:6px;transition:all .2s ease;cursor:pointer;height:100%;display:flex;align-items:center;justify-content:center;line-height:1}.sidebar-language-switcher button:hover{background:#1b3c5314}.sidebar-language-switcher button.active{background:var(--primary);box-shadow:0 2px 4px #1b3c5333}.mobile-header{display:none;position:absolute;top:0;left:0;right:0;height:60px;background:var(--primary);align-items:center;padding:0 1rem;z-index:40;box-shadow:0 2px 5px #0000001a}.hamburger-btn{background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;padding:5px}.mobile-title{color:#fff;font-weight:700;font-size:1.2rem;margin-left:1rem}.close-btn-mobile{display:none;background:none;border:none;color:#fff;font-size:1.5rem;cursor:pointer;position:absolute;right:1rem;top:50%;transform:translateY(-50%)}.sidebar-overlay{display:none;position:fixed;inset:0;background:#00000080;z-index:45;opacity:0;transition:opacity .3s;pointer-events:none}.sidebar-overlay.open{opacity:1;pointer-events:auto}.lobby-content{flex:1;padding:2rem;overflow-y:auto;background:#f4f6f8}.view-container{max-width:1200px;margin:0 auto;background:#fff;padding:2rem;border-radius:15px;box-shadow:0 5px 20px #0000000d;min-height:80vh}.view-container h2{margin-top:0;color:var(--primary);border-bottom:2px solid #eee;padding-bottom:1rem;margin-bottom:2rem}.play-view .tabs{justify-content:flex-start;gap:1rem}.play-view .tab-btn{flex:0 1 auto;padding:10px 20px}.create-game-panel,.join-game-panel{max-width:500px;margin:0 auto;padding:2rem;background:#f9f9f9;border-radius:10px;border:1px solid #eee}.form-group{margin-bottom:1.5rem;text-align:left}.form-group label{display:block;margin-bottom:.5rem;font-weight:700;color:#555}.form-group.checkbox label{display:flex;align-items:center;gap:.5rem;font-weight:400;cursor:pointer}.divider{margin:1.5rem 0;text-align:center;position:relative;color:#999}.divider:before,.divider:after{content:"";position:absolute;top:50%;width:45%;height:1px;background:#ddd}.divider:before{left:0}.divider:after{right:0}.btn-outline{background:transparent;border:2px solid var(--secondary);color:var(--secondary);margin-bottom:.5rem}.btn-outline:hover{background:var(--secondary);color:#fff}@media(max-width:768px){.lobby-container{flex-direction:column}.mobile-header{display:flex}.sidebar{position:fixed;top:0;left:0;bottom:0;width:280px;transform:translate(-100%)}.sidebar.open{transform:translate(0)}.close-btn-mobile,.sidebar-overlay{display:block}.lobby-content{padding:1rem;padding-top:70px}.view-container{padding:1rem;min-height:auto}.play-view .tabs{flex-wrap:wrap;gap:.5rem}.play-view .tab-btn{flex:1 1 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h2{margin:0;font-size:1.2rem;color:var(--dark)}.players-section{padding:1rem;display:flex;flex-direction:column;gap:1rem;border-bottom:1px solid #eee}.vs-divider{text-align:center;font-weight:700;color:#ccc;font-size:.9rem}.history-section{flex:1;display:flex;flex-direction:column;overflow:hidden;padding:1rem}.history-section h3{margin-top:0;margin-bottom:.5rem;font-size:1rem;color:#666}.history-content{flex:1;overflow-y:auto;border:1px solid #eee;border-radius:4px}.history-table th{background:#f5f5f5;padding:8px;text-align:center;position:sticky;top:0;font-weight:700;color:#555}.history-table td{padding:6px;text-align:center;border-bottom:1px solid #f9f9f9}.history-table tr:nth-child(2n){background-color:#fcfcfc}.no-history{text-align:center;color:#999;padding:1rem;font-style:italic}.sidebar-footer{padding:1rem;border-top:1px solid #eee;background:#f9f9f9}@media(max-width:800px){.app{height:100%;width:100%}.split-layout{flex-direction:column;height:100%;width:100%;overflow:hidden}.game-main{flex:1;height:65%;width:100%;background:#333;overflow:auto;-webkit-overflow-scrolling:touch;padding:0;position:relative;display:block}.board-container{width:fit-content;height:fit-content;min-width:100%;min-height:100%;display:flex;justify-content:center;align-items:center;padding:20px}.board{width:fit-content!important;height:fit-content!important;max-width:none!important;max-height:none!important;margin:0;border-width:3px;flex-shrink:0;grid-auto-rows:40px!important}.cell{width:40px!important;height:40px!important;min-width:40px!important;min-height:40px!important;max-width:40px!important;max-height:40px!important;font-size:1.2rem;flex-shrink:0;flex-grow:0}.game-sidebar{height:35%;width:100%;border-left:none;border-top:1px solid #ddd;background:#fff;display:flex;flex-direction:column;overflow-y:auto;z-index:10}.sidebar-header{padding:.2rem;flex-shrink:0}.sidebar-header h2{font-size:1rem;margin:0}.status-message{font-size:.9rem;margin:.25rem 0 0}.players-section{flex-direction:row;justify-content:space-around;align-items:center;padding:.5rem;flex-shrink:0;border-bottom:1px solid #eee}.player-card{padding:.25rem;flex:1;display:flex;flex-direction:column;align-items:center}.avatar-container{width:36px;height:36px;margin-bottom:.25rem}.player-details{text-align:center}.player-name{font-size:.8rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:80px}.player-timer{font-size:.8rem}.history-section{flex:1;min-height:120px;padding:.5rem;display:flex;flex-direction:column}.history-section h3{font-size:.9rem;margin:0 0 .25rem}.history-content{flex:1;overflow-y:auto}.sidebar-footer{padding:.5rem;flex-shrink:0}.btn{padding:.4rem .8rem;font-size:.9rem}}@media(max-width:600px)and (orientation:portrait){.game-main{height:60%}.game-sidebar{height:40%}.board{grid-auto-rows:36px!important}.cell{width:36px!important;height:36px!important;min-width:36px!important;min-height:36px!important;max-width:36px!important;max-height:36px!important;font-size:1.1rem}}.game-board-container{display:flex;width:100%;height:100vh;background:var(--bg-gradient);overflow:hidden;position:relative}.game-sidebar-left{width:15%;min-width:250px}.game-mobile-header{display:none;background:var(--primary)}.game-info-panel{background:linear-gradient(180deg,#fff,#f8f9fa)}.game-info-panel .game-header{background:linear-gradient(135deg,var(--primary) 0%,var(--secondary) 100%);color:#fff;padding:1.5rem;border-bottom:none}.game-info-panel .game-header h2{color:#fff;margin:0 0 .5rem;font-size:1.3rem}.game-info-panel .status-message{color:#ffffffe6;font-weight:600}.game-info-panel .waiting-pulse{color:var(--accent)}.game-info-panel .player-card{background:#fff;border-radius:12px;padding:1rem;box-shadow:0 2px 8px #00000014;transition:all .3s ease}.game-info-panel .player-card.active{box-shadow:0 4px 12px #1b3c5326;background:linear-gradient(135deg,#f8f9fa,#fff);border:2px solid var(--secondary)}.game-info-panel .player-card.disconnected{opacity:.6;filter:grayscale(70%)}.game-info-panel .history-section{background:#fff;margin:1rem;border-radius:12px;padding:1rem;box-shadow:0 2px 8px #0000000d}.game-info-panel .history-section h3{color:var(--primary);font-weight:700;margin-bottom:1rem;font-size:1.1rem}.game-info-panel .history-table{border-radius:8px;overflow:hidden}.game-info-panel .history-table th{background:var(--primary);color:#fff;font-weight:600;padding:10px}.game-info-panel .history-table tr:nth-child(2n){background-color:#f8f9fa}.game-info-panel .history-table tr:hover{background-color:#e9ecef}.menu-item.leave-game{color:#ff8a80;border-top:1px solid rgba(255,255,255,.1);padding-top:1rem;margin-top:1rem}.menu-item.leave-game:hover{background:#ff00001a}@media(max-width:768px){.game-mobile-header{display:flex}.game-sidebar-left{position:fixed;top:0;left:0;bottom:0;width:280px;transform:translate(-100%);z-index:1000}.game-sidebar-left.open{transform:translate(0)}.game-board-container{flex-direction:column}.game-container.split-layout{padding-top:60px}}.auth-container{display:flex;justify-content:center;align-items:center;min-height:100vh;width:100%;background:linear-gradient(135deg,#1a1a2e,#16213e,#0f3460);position:relative;overflow:hidden}.auth-container:before,.auth-container:after{content:"";position:absolute;width:300px;height:300px;border-radius:50%;filter:blur(80px);z-index:0;opacity:.6;animation:float 10s infinite ease-in-out alternate}.auth-container:before{background:var(--primary);top:-50px;left:-50px}.auth-container:after{background:var(--secondary);bottom:-50px;right:-50px;animation-delay:-5s}@keyframes float{0%{transform:translate(0)}to{transform:translate(30px,30px)}}.auth-logo{width:100px;height:auto;margin-bottom:1rem;filter:drop-shadow(0 4px 6px rgba(0,0,0,.3))}.auth-card{background:#ffffff1a;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid rgba(255,255,255,.2);border-radius:24px;padding:3rem;width:100%;max-width:100%;box-sizing:border-box;box-shadow:0 20px 50px #0000004d;z-index:1;color:#fff;text-align:center;animation:slideUp .6s cubic-bezier(.16,1,.3,1);margin:0}@media(max-width:480px){.auth-card{padding:1.5rem;border-radius:16px}.auth-title{font-size:1.8rem}}@keyframes slideUp{0%{transform:translateY(50px);opacity:0}to{transform:translateY(0);opacity:1}}.auth-title{font-size:2.5rem;font-weight:800;margin-bottom:.5rem;background:linear-gradient(to right,#fff,#ccc);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;text-shadow:0 2px 10px rgba(0,0,0,.2)}.auth-subtitle{color:#ffffffb3;margin-bottom:2rem;font-size:1rem}.auth-form{display:flex;flex-direction:column;gap:1.2rem}.auth-input{background:#0003;border:1px solid rgba(255,255,255,.1);padding:14px 16px;border-radius:12px;color:#fff;font-size:1rem;transition:all .3s ease}.auth-input:focus{outline:none;background:#0006;border-color:var(--secondary);box-shadow:0 0 0 4px #4ecdc433}.auth-input::placeholder{color:#fff6}.auth-btn-primary{background:linear-gradient(135deg,var(--primary) 0%,#ff8787 100%);color:#fff;border:none;padding:14px;border-radius:12px;font-size:1.1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 4px 15px #ff6b6b66}.auth-btn-primary:hover{transform:translateY(-2px);box-shadow:0 6px 20px #ff6b6b99}.auth-btn-primary:active{transform:scale(.98)}.auth-divider{display:flex;align-items:center;margin:1.5rem 0;color:#fff6;font-size:.9rem}.auth-divider:before,.auth-divider:after{content:"";flex:1;height:1px;background:#ffffff1a}.auth-divider span{padding:0 10px}.google-btn{background:#fff;color:#333;border:none;padding:12px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;display:flex;align-items:center;justify-content:center;gap:10px;transition:transform .2s,box-shadow .2s;width:100%}.google-btn:hover{transform:translateY(-2px);box-shadow:0 4px 15px #fff3}.google-icon{width:20px;height:20px}.auth-switch{margin-top:1.5rem;color:#fff9;font-size:.9rem}.auth-switch-link{color:var(--white);font-weight:700;cursor:pointer;margin-left:5px;text-decoration:none;transition:color .2s}.auth-switch-link:hover{color:#fff;text-decoration:underline}.auth-error{background:#e74c3c33;border:1px solid rgba(231,76,60,.5);color:#ffadad;padding:10px;border-radius:8px;font-size:.9rem;margin-bottom:1rem;animation:shake .4s ease-in-out}@keyframes shake{0%,to{transform:translate(0)}25%{transform:translate(-5px)}75%{transform:translate(5px)}}.landing-container{min-height:100vh;background-color:#0f172a;color:#fff;font-family:Inter,sans-serif}.landing-nav{position:fixed;top:0;left:0;right:0;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;background:#0f172acc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:100;border-bottom:1px solid rgba(255,255,255,.1)}.nav-spacer{height:66px;width:100%}.nav-logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--secondary)}.nav-logo img{height:48px;width:auto}.nav-links{display:flex;gap:2rem;align-items:center}.nav-links button{background:none;border:none;color:#94a3b8;cursor:pointer;font-size:.95rem;transition:color .2s}.nav-links button:hover{color:#fff}.nav-login-btn{background:var(--primary)!important;color:#fff!important;padding:.5rem 1.2rem;border-radius:8px;font-weight:600}.hero-section{position:relative;min-height:100vh;width:100%;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(to bottom,#0f172a4d,#0f172a),url(/assets/hero_bg.png);background-size:cover;background-position:center;background-repeat:no-repeat;flex-direction:column;z-index:1}.hero-content{position:relative;z-index:2;max-width:800px;padding:0 2rem;color:#fff}.hero-title{font-size:4rem;font-weight:900;margin-bottom:1rem;background:linear-gradient(to right,#fff,#94a3b8);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1.1}.hero-subtitle{font-size:1.25rem;color:#cbd5e1;margin-bottom:2.5rem}.cta-btn{background:linear-gradient(135deg,var(--secondary) 0%,#2dd4bf 100%);color:#0f172a;border:none;padding:1rem 2.5rem;font-size:1.1rem;font-weight:700;border-radius:50px;cursor:pointer;transition:transform .2s,box-shadow .2s;box-shadow:0 0 20px #2dd4bf66}.cta-btn:hover{transform:scale(1.05);box-shadow:0 0 30px #2dd4bf99}.features-section{position:relative;padding:6rem 2rem;background:#0f172a;z-index:0}.section-title{text-align:center;font-size:2.5rem;margin-bottom:4rem;color:#fff}.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.feature-card{background:#1e293b80;padding:2rem;border-radius:16px;border:1px solid rgba(255,255,255,.05);transition:transform .3s}.feature-card:hover{transform:translateY(-5px);background:#1e293bcc}.feature-icon{font-size:3rem;margin-bottom:1rem}.feature-card h3{font-size:1.5rem;margin-bottom:1rem;color:var(--secondary)}.feature-card p{color:#94a3b8;line-height:1.6}.pricing-section{padding:6rem 2rem;background:#0b1120}.pricing-grid{display:flex;justify-content:center;gap:2rem;flex-wrap:wrap;max-width:1000px;margin:0 auto}.pricing-card{background:#1e293b;padding:2.5rem;border-radius:20px;width:350px;position:relative;border:1px solid rgba(255,255,255,.05)}.pricing-card.featured{background:linear-gradient(145deg,#1e293b,#0f172a);border:1px solid var(--secondary);transform:scale(1.05);box-shadow:0 0 30px #2dd4bf1a}.badge{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--secondary);color:#0f172a;padding:.25rem 1rem;border-radius:20px;font-size:.8rem;font-weight:800}.pricing-card h3{font-size:1.5rem;margin-bottom:1rem}.price{font-size:3rem;font-weight:800;margin-bottom:2rem;color:#fff}.price span{font-size:1rem;color:#94a3b8;font-weight:400}.pricing-features{list-style:none;padding:0;margin-bottom:2.5rem;text-align:left}.pricing-features li{margin-bottom:1rem;color:#cbd5e1}.pricing-btn{width:100%;padding:1rem;border-radius:12px;font-weight:600;cursor:pointer;transition:all .2s}.pricing-btn.outline{background:transparent;border:1px solid #94a3b8;color:#fff}.pricing-btn.outline:hover{border-color:#fff}.pricing-btn.filled{background:var(--secondary);border:none;color:#0f172a}.pricing-btn.filled:hover{background:#2dd4bf}.landing-footer{background:#020617;padding:4rem 2rem 2rem;border-top:1px solid rgba(255,255,255,.05)}.footer-content{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:3rem;margin-bottom:3rem}.footer-logo img{height:40px;margin-bottom:1rem}.footer-logo p{color:#94a3b8}.footer-links{display:flex;flex-direction:column;gap:1rem}.footer-links h4,.footer-social h4{color:#fff;margin-bottom:1rem}.footer-links a{color:#94a3b8;text-decoration:none;transition:color .2s}.footer-links a:hover{color:var(--secondary)}.social-icons{display:flex;gap:1rem;font-size:1.5rem;cursor:pointer}.footer-bottom{text-align:center;padding-top:2rem;border-top:1px solid rgba(255,255,255,.05);color:#64748b;font-size:.9rem}.auth-modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#000c;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);display:flex;justify-content:center;align-items:center;z-index:1000;animation:fadeIn .3s ease-out}.auth-modal-content{position:relative;width:95%;max-width:450px;animation:scaleUp .3s ease-out}.close-modal{position:absolute;top:15px;right:15px;background:none;border:none;color:#fff;font-size:2rem;cursor:pointer;z-index:10;opacity:.7;transition:opacity .2s}.close-modal:hover{opacity:1}@keyframes scaleUp{0%{transform:scale(.9);opacity:0}to{transform:scale(1);opacity:1}}@media(max-width:768px){.nav-spacer{height:82px}.hero-title{font-size:2.5rem}.nav-links button:not(.nav-login-btn){display:none}.pricing-card.featured{transform:none}.footer-content{flex-direction:column;text-align:center;align-items:center}}.landing-container-bright{min-height:100vh;background-color:var(--light);color:var(--dark);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.landing-nav-bright{position:fixed;top:0;left:0;right:0;padding:1rem 2rem;display:flex;justify-content:space-between;align-items:center;background:#fff;box-shadow:0 2px 10px #0000000d;z-index:100}.nav-links-bright{display:flex;gap:1.5rem;align-items:center}.nav-links-bright button{background:none;border:none;color:var(--dark);cursor:pointer;font-size:1rem;font-weight:500;transition:color .2s}.nav-links-bright button:hover{color:var(--primary)}.language-switcher{display:flex;gap:.5rem;background:var(--light);padding:.25rem;border-radius:8px}.language-switcher button{padding:.25rem .75rem!important;border-radius:6px;font-size:1.2rem;transition:background .2s}.language-switcher button.active{background:#fff;box-shadow:0 1px 3px #0000001a}.nav-login-btn-bright{background:var(--primary)!important;color:#fff!important;padding:.6rem 1.5rem!important;border-radius:25px;font-weight:600;transition:transform .2s,box-shadow .2s}.nav-login-btn-bright:hover{transform:translateY(-2px);box-shadow:0 4px 12px #ff6b354d}.hero-section-bright{position:relative;min-height:100vh;width:100%;display:flex;align-items:center;justify-content:center;text-align:center;background:linear-gradient(135deg,#ffe5d9cc,#e3f2fdcc),url(/assets/bright_hero.png);background-size:cover;background-position:center;background-attachment:fixed;padding:4rem 2rem}.hero-content-bright{max-width:800px;animation:fadeSlideUp .8s ease-out}@keyframes fadeSlideUp{0%{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}.hero-title-bright{font-size:4rem;font-weight:900;margin-bottom:1.5rem;color:var(--dark);line-height:1.1;text-shadow:2px 2px 4px rgba(255,255,255,.8)}.hero-subtitle-bright{font-size:1.5rem;color:#5a6c7d;margin-bottom:3rem;font-weight:400}.cta-btn-bright{background:linear-gradient(135deg,var(--primary) 0%,#FF8C5A 100%);color:#fff;border:none;padding:1.2rem 3rem;font-size:1.3rem;font-weight:700;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:0 6px 20px #ff6b354d}.cta-btn-bright:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 8px 25px #ff6b3566}.cta-btn-bright:active{transform:translateY(-1px) scale(1.02)}.features-section-bright{padding:5rem 2rem;background:#fff}.section-title-bright{text-align:center;font-size:2.8rem;margin-bottom:4rem;color:var(--dark);font-weight:800}.features-grid-bright{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.feature-card-bright{background:linear-gradient(135deg,#fff9f0,#fff);padding:2.5rem;border-radius:20px;border:2px solid var(--light);transition:transform .3s,box-shadow .3s;text-align:center}.feature-card-bright:hover{transform:translateY(-8px);box-shadow:0 10px 30px #20bf5526;border-color:var(--secondary)}.feature-icon-bright{font-size:4rem;margin-bottom:1.5rem;filter:drop-shadow(2px 2px 4px rgba(0,0,0,.1))}.feature-card-bright h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary)}.feature-card-bright p{color:#7f8c8d;line-height:1.6;font-size:1rem}.how-to-play-section{padding:5rem 2rem;background:linear-gradient(135deg,var(--light) 0%,#E8F5E9 100%)}.how-to-play-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:2.5rem;max-width:1200px;margin:0 auto}.how-to-step{background:#fff;padding:2rem;border-radius:16px;box-shadow:0 4px 15px #00000014;text-align:center;position:relative;transition:transform 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#20bf5526}.badge-bright{position:absolute;top:-12px;left:50%;transform:translate(-50%);background:var(--secondary);color:#fff;padding:.4rem 1.2rem;border-radius:20px;font-size:.75rem;font-weight:800;letter-spacing:.5px}.pricing-card-bright h3{font-size:1.8rem;margin-bottom:1rem;color:var(--dark)}.price-bright{font-size:3rem;font-weight:800;margin-bottom:2rem;color:var(--primary)}.price-bright span{font-size:1.2rem;color:#7f8c8d;font-weight:400}.pricing-features-bright{list-style:none;padding:0;margin-bottom:2.5rem;text-align:left}.pricing-features-bright li{margin-bottom:1rem;color:var(--dark);padding-left:1.5rem;position:relative}.pricing-features-bright li:before{content:"✓";position:absolute;left:0;color:var(--secondary);font-weight:700}.pricing-btn-bright{width:100%;padding:1rem;border-radius:50px;font-weight:600;cursor:pointer;transition:all .3s;font-size:1.1rem}.pricing-btn-bright.outline{background:#fff;border:2px solid var(--primary);color:var(--primary)}.pricing-btn-bright.outline:hover{background:var(--primary);color:#fff}.pricing-btn-bright.filled{background:linear-gradient(135deg,var(--secondary) 0%,#28D65F 100%);border:none;color:#fff;box-shadow:0 4px 15px #20bf554d}.pricing-btn-bright.filled:hover{transform:translateY(-2px);box-shadow:0 6px 20px #20bf5566}.landing-footer-bright{background:#2c3e50;padding:3rem 2rem 2rem;color:#fff}.footer-content-bright{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:3rem;margin-bottom:2rem}.footer-logo p{color:#bdc3c7;margin-top:1rem}.footer-links-bright{display:flex;flex-direction:column;gap:.75rem}.footer-links-bright h4{color:#fff;margin-bottom:1rem;font-size:1.1rem}.footer-links-bright a{color:#bdc3c7;text-decoration:none;transition:color .2s;display:block;margin-bottom:.8rem}.footer-links-bright a:hover{color:var(--accent)}.footer-bottom-bright{text-align:center;padding-top:2rem;border-top:1px solid rgba(255,255,255,.1);color:#bdc3c7;font-size:.9rem}@media(max-width:768px){.hero-title-bright{font-size:2.5rem}.hero-subtitle-bright{font-size:1.2rem}.nav-links-bright button:not(.nav-login-btn-bright):not(.language-switcher button){display:none}.pricing-card-bright{width:100%;max-width:350px}.footer-content-bright{flex-direction:column;text-align:center;align-items:center}}.landing-container-blue{min-height:100vh;background-color:var(--light);color:var(--dark);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}.landing-nav-blue{position:fixed;top:0;left:0;right:0;padding:.5rem 2rem;display:flex;justify-content:space-between;align-items:center;background:#fffffff2;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:0 2px 10px #1b3c531a;z-index:1000;height:50px}.nav-links-blue{display:flex;gap:1.5rem;align-items:center}.nav-links-blue button{background:none;border:none;color:var(--primary);cursor:pointer;font-size:1rem;font-weight:600;transition:color .2s}.nav-links-blue button:hover{color:var(--tertiary)}.nav-login-btn-blue{background:var(--primary)!important;color:#fff!important;padding:.6rem 1.5rem!important;border-radius:8px;font-weight:600;transition:transform .2s,box-shadow .2s}.nav-login-btn-blue:hover{transform:translateY(-2px);box-shadow:0 4px 12px #1b3c534d;background:var(--secondary)!important}.cta-btn-blue{background:var(--accent);color:var(--primary);padding:1rem 2.5rem;font-size:1.2rem;font-weight:800;border:none;border-radius:50px;cursor:pointer;transition:all .3s ease;box-shadow:0 4px 15px #ffd23f66;text-transform:uppercase;letter-spacing:1px;margin-top:1rem}.cta-btn-blue:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 8px 25px #ffd23f99;background:#ffe066}.cta-btn-blue.small{padding:.8rem 2rem;font-size:1rem}.carousel-section{position:relative;width:100%;height:600px;min-height:calc(100vh - 66px);overflow:hidden;background:var(--dark);z-index:1;margin-top:0}.carousel-container{width:100%;height:100%;position:relative}.carousel-slide{position:absolute;top:0;left:0;width:100%;height:100%;opacity:0;transition:opacity .8s ease-in-out;background-size:cover;background-position:center;display:flex;align-items:center;justify-content:center;z-index:0}.carousel-slide.active{opacity:1;z-index:2}.slide-content.center{text-align:center;color:#fff;max-width:800px;padding:2rem;border-radius:16px;-webkit-backdrop-filter:blur(1px);backdrop-filter:blur(1px);margin:0 1rem}.slide-content.center h1{font-size:4rem;margin-bottom:1rem;text-shadow:0 2px 4px rgba(0,0,0,.5)}.slide-content.center p{font-size:1.5rem;margin-bottom:2rem;background:#1b3c534d;color:#e3e3e3}.slide-split{display:flex;width:100%;height:100%}.slide-split.reverse{flex-direction:row-reverse}.slide-image-2-3{width:66.66%;height:100%;background-size:cover;background-position:center}.slide-text-1-3{width:33.33%;height:100%;display:flex;flex-direction:column;justify-content:center;padding:3rem;background:#fff;color:var(--dark)}.slide-text-1-3.right{background:linear-gradient(135deg,#fff,#f5f7fa)}.slide-text-1-3.left{background:linear-gradient(135deg,#f5f7fa,#fff)}.slide-text-1-3 h1{font-size:2.5rem;margin-bottom:1rem;color:var(--primary)}.slide-text-1-3 p{font-size:1.2rem;margin-bottom:2rem;color:#5a6c7d}.carousel-control{position:absolute;top:50%;transform:translateY(-50%);background:#ffffff4d;border:3px solid rgba(90,90,90,.5);color:#5a5a5a;font-size:2rem;padding:1rem;cursor:pointer;z-index:10;transition:background 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p{font-size:1.1rem}.landing-container-blue .stats-section{flex-direction:column;gap:1.25rem;padding:2.5rem 1.5rem;margin:0 1rem -5.5rem;transform:translateY(-4rem);border-radius:16px;box-shadow:0 10px 24px #1b3c531a;border:1px solid rgba(27,60,83,.12);position:relative;z-index:5}.nav-links-blue button:not(.nav-login-btn-blue):not(.language-switcher button){display:none}.landing-nav-blue{padding:1rem}.hero-title-blue{font-size:2.5rem}}html,body{overflow-x:hidden;overflow-y:auto;height:auto}.landing-container-blue .stats-section{background:#262522;color:#e0e0e0;margin:0 auto -6.5rem;transform:translateY(-3.5rem);padding-top:1.5rem;border-radius:20px;max-width:600px;box-shadow:0 12px 36px #1b3c531f;display:flex;justify-content:space-around;flex-wrap:wrap;position:relative;z-index:5}.landing-container-blue .stat-item{text-align:center}.landing-container-blue .stat-number{font-size:1.2rem;font-weight:900;color:#a8d5ff;text-shadow:0 6px 18px rgba(13,139,255,.25);display:block}.landing-container-blue .stat-label{font-size:1rem;color:#c2cbd3;font-weight:700;text-transform:uppercase;letter-spacing:1px}.features-section-blue{padding:6rem 2rem;background:var(--light)}.section-title-blue{text-align:center;font-size:2.8rem;margin-bottom:4rem;color:var(--primary);font-weight:800}.features-grid-blue{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:2rem;max-width:1200px;margin:0 auto}.feature-card-blue{background:#fff;padding:2.5rem;border-radius:16px;box-shadow:0 4px 6px #1b3c530d;transition:transform .3s,box-shadow .3s;text-align:center;border-bottom:4px solid var(--tertiary)}.feature-card-blue:hover{transform:translateY(-8px);box-shadow:0 15px 30px #1b3c5326;border-bottom-color:var(--secondary)}.feature-icon-blue{font-size:3.5rem;margin-bottom:1.5rem;color:var(--secondary)}.feature-card-blue h3{font-size:1.5rem;margin-bottom:1rem;color:var(--primary)}.feature-card-blue p{color:#5a6c7d;line-height:1.6}.how-to-play-section-blue{padding:6rem 2rem;background:#fff}.how-to-step-blue{background:var(--light);padding:2rem;border-radius:16px;text-align:center;position:relative;transition:transform .3s}.how-to-step-blue:hover{transform:translateY(-5px)}.step-number-blue{width:50px;height:50px;background:var(--secondary);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:800;margin:0 auto 1.5rem;transform:rotate(-5deg)}.how-to-step-blue h3{font-size:1.3rem;margin-bottom:1rem;color:var(--primary)}.how-to-step-blue p{color:#5a6c7d;line-height:1.6}.landing-footer-blue{background:var(--primary);padding:4rem 2rem 2rem;color:#fff}.footer-content-blue{max-width:1200px;margin:0 auto;display:flex;justify-content:space-between;flex-wrap:wrap;gap:3rem;margin-bottom:3rem}.footer-links-blue h4{color:var(--accent);margin-bottom:1.5rem}.footer-links-blue a{color:#b0c4de;text-decoration:none;transition:color 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h4{margin-top:0;margin-bottom:20px;color:#333;font-size:1.2rem;border-bottom:1px solid #eee;padding-bottom:10px}.mode-cards.small{gap:10px}.mode-cards.small .mode-card{min-height:auto;padding:15px}.mode-cards.small .mode-icon{width:32px;height:32px;margin-bottom:5px}.mode-cards.small h4{font-size:1rem;margin:0}.time-control-grid button{padding:10px}.time-control-grid .time-title{font-size:.9rem}.btn-accept:disabled{background:#a5d6a7;cursor:not-allowed;transform:none}.toggle-group{display:flex;justify-content:space-between;align-items:center;padding:15px;background:#f9f9f9;border-radius:12px;margin-bottom:15px;border:1px solid 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button:disabled{background:#ccc;cursor:not-allowed}.game-board-layout{display:flex;flex-direction:column;height:100vh;width:100vw;overflow:hidden;background-color:#1a1a1a;position:relative;color:#e0e0e0}.main-content-area{flex:1;display:flex;flex-direction:column;overflow:hidden;position:relative}.mobile-header-controls{display:none;padding:10px;background-color:#2a2a2a;border-bottom:1px solid #444;justify-content:space-between;align-items:center}.btn-menu{background:#333;border:1px solid #555;color:#fff;padding:5px 10px;border-radius:4px;cursor:pointer}.board-scroll-container{flex:1;overflow:auto;padding:10px;text-align:center}.board-wrapper{display:inline-block;margin:0 auto}.board{display:grid;gap:2px;background-color:#8b4513;border:5px solid #8b4513;border-radius:4px}.cell{background-color:#f0d9b5;display:flex;justify-content:center;align-items:center;width:34px;height:34px;font-size:1.1rem;font-weight:400;cursor:default;-webkit-user-select:none;user-select:none;position:relative}.cell.clickable{cursor:pointer}.cell.clickable:hover{background-color:#e0c9a5}.cell-X{color:#004b6b}.cell-O{color:#bc244a;text-shadow:0 0 2px #000}@media(max-width:768px){.cell{width:26px;height:26px;font-size:.9rem}.board-scroll-container{align-items:flex-start;padding:5px}}.last-move:after{content:"";position:absolute;top:0;left:0;width:100%;height:100%;background-color:#00ff004d;border-radius:0;animation:pulse 1s infinite}.winning-cell{background-color:#95deff!important}.ad-placeholder-bottom{height:60px;background-color:#eee;display:flex;justify-content:center;align-items:center;border-top:1px solid #ddd}.overlay{position:fixed;inset:0;background-color:#000000b3;display:flex;justify-content:center;align-items:center;z-index:1000}.modal{background-color:#fff;padding:20px;border-radius:8px;text-align:center;max-width:90%;width:400px;box-shadow:0 4px 6px #0000001a;color:#333}.modal-buttons{margin-top:20px;justify-content:center}@media(min-width:769px){.game-board-layout{flex-direction:row}.main-content-area{flex:1}}@media(max-width:1024px){.mobile-header-controls{display:flex}.board{width:90vw;height:90vw}.ad-placeholder-bottom{height:50px}}@keyframes pulse{0%{transform:scale(1)}50%{transform:scale(1.1)}to{transform:scale(1)}}