.user-menu{position:relative;animation:fadeIn .3s ease;transition:opacity .3s ease,transform .3s ease}.user-menu.logging-out{animation:fadeOut .3s ease forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeOut{0%{opacity:1;transform:translateY(0) scale(1)}to{opacity:0;transform:translateY(-10px) scale(.95)}}.user-menu-trigger-card{display:inline-flex;align-items:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:var(--border-radius-md);background:hsla(0,0%,100%,.05);border:1px solid hsla(0,0%,100%,.1);color:var(--color-text-primary);cursor:pointer;transition:all .3s ease;font-family:var(--font-primary);font-size:.9rem;font-weight:600;white-space:nowrap;width:175px;height:40px;box-shadow:0 4px 16px rgba(0,0,0,.2);box-sizing:border-box}.user-menu-trigger-card:hover:not(.expanded):not(.skeleton){background:hsla(0,0%,100%,.1);border-color:hsla(0,0%,100%,.2);transform:translateY(-2px)}.user-menu-trigger-card.skeleton{cursor:default;pointer-events:none}.user-menu-trigger-card.expanded{border-bottom-left-radius:0;border-bottom-right-radius:0;background:rgba(10,10,15,.95)!important;border-color:hsla(0,0%,100%,.1)!important;backdrop-filter:blur(12px)!important;-webkit-backdrop-filter:blur(12px)!important;box-shadow:0 4px 16px rgba(0,0,0,.3)!important}.user-avatar{-o-object-fit:cover;object-fit:cover}.user-avatar,.user-avatar-placeholder{width:26px;height:26px;border-radius:50%;border:2px solid hsla(0,0%,100%,.2);flex-shrink:0}.user-avatar-placeholder{background:hsla(0,0%,100%,.1);display:flex;align-items:center;justify-content:center;color:var(--color-text-secondary)}.user-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600;color:var(--color-text-primary);font-size:.9rem;text-align:left}.dropdown-arrow{transition:transform .3s ease;color:var(--color-text-secondary);flex-shrink:0;margin-left:auto;width:14px;height:14px}.user-menu-trigger-card:hover .dropdown-arrow{color:var(--color-text-primary)}.dropdown-arrow.open{transform:rotate(180deg)}.profile-button{display:flex;align-items:center;gap:.5rem}.profile-icon{width:20px;height:20px;color:var(--color-text-primary)}.user-menu-expanded-content{position:absolute;top:100%;right:0;left:0;width:100%;background:rgba(10,10,15,.95);border:1px solid hsla(0,0%,100%,.1);border-top:none;border-radius:0 0 var(--border-radius-md) var(--border-radius-md);box-shadow:0 8px 32px rgba(0,0,0,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);overflow:hidden;animation:expandFadeIn .2s ease;z-index:1001;box-sizing:border-box;margin-top:0}@keyframes expandFadeIn{0%{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:translateY(0)}}.user-menu-dropdown{padding:.25rem 0;background:transparent}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.user-menu-item{display:flex;align-items:center;gap:.5rem;width:calc(100% - .75rem);padding:.625rem .875rem;background:transparent;border:none;border-radius:var(--border-radius-md);color:var(--color-text-primary);font-family:var(--font-primary);font-size:.85rem;font-weight:500;cursor:pointer;transition:all .2s ease;text-align:left;box-sizing:border-box;margin:.125rem .375rem;text-decoration:none;outline:none;-webkit-tap-highlight-color:transparent}.user-menu-item:focus{outline:none;box-shadow:none}.user-menu-item:focus-visible{outline:none}.user-menu-item:hover:not(.logout){background:hsla(0,0%,100%,.05);color:var(--color-text-primary)}.user-menu-item.logout{color:#ff6b6b}.user-menu-item.logout:hover{background:hsla(0,100%,71%,.1);color:#ff5252}.menu-icon{width:14px;height:14px;flex-shrink:0;stroke:currentColor}.user-menu-divider{height:1px;background:hsla(0,0%,100%,.1);margin:.25rem 0}.skeleton-avatar{width:24px;height:24px;border-radius:50%;flex-shrink:0}.skeleton-avatar,.skeleton-text{background:hsla(0,0%,100%,.1);animation:skeleton-pulse 1.5s ease-in-out infinite}.skeleton-text{flex:1;height:14px;border-radius:4px;max-width:80px}.skeleton-arrow{width:14px;height:14px;border-radius:2px;background:hsla(0,0%,100%,.1);flex-shrink:0;animation:skeleton-pulse 1.5s ease-in-out infinite}@media (max-width:768px){.user-menu-dropdown{right:0;left:auto}}.invite-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);z-index:10000;display:flex;align-items:center;justify-content:center;padding:0;animation:invite-modal-fade-in .3s ease-out;overflow-y:auto}.invite-modal-overlay.closing{animation:invite-modal-fade-out .3s ease-in forwards}@keyframes invite-modal-fade-in{0%{opacity:0}to{opacity:1}}@keyframes invite-modal-fade-out{0%{opacity:1}to{opacity:0}}.invite-modal-container{width:calc(100% - 4rem);max-width:580px;background:#0a0a0f;border:1px solid hsla(0,0%,100%,.08);border-radius:20px;box-shadow:0 25px 70px rgba(0,0,0,.8);overflow:hidden;animation:invite-modal-scale-in .3s ease-out;position:relative;display:flex;flex-direction:column;max-height:calc(90vh - 4rem)}.invite-modal-container.closing{animation:invite-modal-slide-down .3s ease-in forwards}@keyframes invite-modal-scale-in{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}@keyframes invite-modal-slide-down{0%{transform:scale(1);opacity:1}to{transform:scale(.95);opacity:0}}.invite-modal-header{padding:2.5rem 2.5rem 1.5rem;border-bottom:1px solid hsla(0,0%,100%,.08);gap:1.25rem;position:relative;background:#0a0a0f}.invite-modal-header,.invite-modal-icon{display:flex;align-items:center;flex-shrink:0}.invite-modal-icon{width:48px;height:48px;justify-content:center;color:var(--color-text-secondary);opacity:.8}.invite-modal-title-section{flex:1;display:flex;flex-direction:column;gap:.5rem}.invite-modal-title{font-family:var(--font-secondary);font-size:1.5rem;font-weight:600;color:var(--color-text-primary);margin:0}.invite-modal-subtitle{font-size:.9375rem;line-height:1.5;color:var(--color-text-secondary);margin:0}.invite-modal-content{padding:2rem 2.5rem 2.5rem;display:flex;flex-direction:column;flex:1;overflow-y:auto;overflow-x:hidden}.invite-modal-input-wrapper{margin-bottom:1.5rem}.invite-code-inputs{display:flex;gap:.5rem;justify-content:center;align-items:center;flex-wrap:nowrap;width:100%;box-sizing:border-box;padding:.25rem 0}.invite-code-input{width:48px;height:56px;padding:0;background:hsla(0,0%,100%,.05);border:2px solid hsla(0,0%,100%,.1);border-radius:12px;color:var(--color-text-primary);font-size:1.25rem;font-family:var(--font-primary);font-weight:400;letter-spacing:0;text-align:center;transition:all .3s ease;box-sizing:border-box;flex-shrink:0;-webkit-appearance:none;-moz-appearance:none;appearance:none;text-decoration:none;-webkit-text-decoration:none;caret-color:transparent}.invite-code-input::-webkit-validation-bubble-icon,.invite-code-input::-webkit-validation-bubble-message{display:none}.invite-code-input::-webkit-validation-bubble-text-block{display:none}.invite-code-input:invalid{box-shadow:none}.invite-code-input:focus{outline:none;background:hsla(0,0%,100%,.08);border-color:rgba(255,107,53,.6);box-shadow:0 0 0 4px rgba(255,107,53,.15);transform:scale(1.05)}.invite-code-input:disabled{opacity:.6;cursor:not-allowed}.invite-modal-error{margin-top:.75rem;padding:.75rem 1rem;background:rgba(255,107,53,.1);border:1px solid rgba(255,107,53,.3);border-radius:8px;color:#ff6b35;font-size:.875rem;text-align:center}.invite-modal-actions{display:flex;justify-content:center}.invite-modal-submit{padding:.75rem 1.5rem;border-radius:12px;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .3s ease;border:none;font-family:var(--font-primary);background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-glow);width:100%}.invite-modal-submit:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 30px rgba(255,107,53,.5)}.invite-modal-submit:active:not(:disabled){transform:translateY(0)}.invite-modal-submit:disabled{opacity:1;cursor:not-allowed;transform:none;background:hsla(0,0%,100%,.1);color:hsla(0,0%,100%,.5);box-shadow:none}@media (max-width:640px){.invite-modal-container{width:calc(100% - 2rem);max-width:100%;margin:1rem;max-height:calc(100vh - 2rem)}.invite-modal-header{padding:1.5rem 1.5rem 1rem;gap:1rem}.invite-modal-icon{width:40px;height:40px}.invite-modal-title{font-size:1.25rem}.invite-modal-subtitle{font-size:.875rem}.invite-modal-content{padding:1.5rem}.invite-code-inputs{gap:.5rem}.invite-code-input{max-width:42px;height:50px;font-size:1.125rem}}@media (max-width:480px){.invite-code-inputs{gap:.375rem}.invite-code-input{max-width:36px;height:44px;font-size:1rem}}@media (max-width:425px){.invite-code-inputs{gap:.25rem}.invite-code-input{width:32px;max-width:32px;height:38px;font-size:.875rem;border-radius:8px}.invite-modal-header{padding:1.25rem 1.25rem .875rem;gap:.875rem}.invite-modal-icon{width:36px;height:36px}.invite-modal-title{font-size:1.125rem}.invite-modal-subtitle{font-size:.8125rem}.invite-modal-content{padding:1.25rem}}.header{position:fixed!important;top:0;left:0;right:0;width:100%;z-index:9999!important;padding:1rem 0;transition:background .3s ease,backdrop-filter .3s ease,box-shadow .3s ease;background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none;border-bottom:none;will-change:background,backdrop-filter}.header.scrolled{background:rgba(10,10,15,.5);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid hsla(0,0%,100%,.05);box-shadow:var(--shadow-md)}.header-container{max-width:1400px;margin:0 auto;padding:0 2rem;justify-content:space-between;gap:2rem;position:relative}.header-container,.logo{display:flex;align-items:center}.logo{gap:.75rem;font-family:var(--font-secondary);cursor:pointer;outline:none;text-decoration:none;background:none;border:none;padding:0;margin:0}.logo:focus,.logo:focus-visible{outline:none;box-shadow:none}.logo-icon{position:relative;width:40px;height:40px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:visible}.logo-svg{width:100%;height:100%;display:block;transition:transform .3s ease}.logo:hover .logo-svg{transform:scale(1.1) rotate(5deg)}.logo-text{font-size:1.5rem;font-weight:800;background:linear-gradient(135deg,#ff6b35,#f7931e 50%,#ff6b35);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradient-shift 3s ease infinite;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none}.nav{display:flex;gap:2rem;align-self:center}.nav,.nav-link{align-items:center}.nav-link{color:var(--color-text-secondary);text-decoration:none;font-weight:500;font-size:.95rem;transition:all .3s ease;position:relative;display:inline-flex;gap:.5rem;background:none;border:none;padding:0;cursor:pointer;font-family:var(--font-primary)}.nav-link:after{content:"";position:absolute;bottom:-8px;left:0;right:0;height:2px;background:var(--color-accent-primary);border-radius:2px;opacity:0;transform:scaleX(0);transition:opacity .3s ease,transform .3s ease}.nav-link:hover{color:var(--color-text-primary)}.nav-link:hover:after{opacity:0;transform:scaleX(0)}.nav-link.active{color:var(--color-text-primary)}.nav-link.active:after{opacity:1;transform:scaleX(1);animation:navLinkUnderlineActive .4s ease-out;bottom:-8px}.nav-link.active .nav-icon{stroke:var(--color-accent-primary);transform:scale(1.1)}@keyframes navLinkUnderlineActive{0%{opacity:0;transform:scaleX(0)}to{opacity:1;transform:scaleX(1)}}.header-actions{display:flex;gap:1rem;align-items:center;width:175px;min-width:175px;justify-content:flex-end;position:relative;height:40px;flex-shrink:0}.header-actions:not(.animated)>*{animation:buttonFadeIn .3s ease;transition:opacity .3s ease,transform .3s ease}.header-actions.animated>*{animation:none}@keyframes buttonFadeIn{0%{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}.btn-header-learn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:var(--border-radius-md);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s ease;border:none;font-family:var(--font-primary);background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-glow);white-space:nowrap;width:175px;height:40px;overflow:hidden;box-sizing:border-box;text-decoration:none}.btn-header-learn .nav-icon{width:18px;height:18px;flex-shrink:0;stroke:currentColor;transition:all .3s ease}.btn-header-learn .nav-icon[width="18"]{width:18px;height:18px}.btn-header-learn:hover{transform:translateY(-2px);box-shadow:0 0 50px rgba(255,107,53,.5)}.btn-header-learn:hover:before{animation-duration:1s}.btn-header-learn:hover .nav-icon{transform:scale(1.1)}.btn-steam{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;padding:.625rem 1.25rem;border-radius:var(--border-radius-md);font-weight:600;font-size:.9rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1);border:none;font-family:var(--font-primary);background:var(--color-accent-gradient);color:#fff;box-shadow:var(--shadow-glow);white-space:nowrap;width:175px;height:40px;box-sizing:border-box;position:relative;overflow:hidden}.btn-steam:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 50px rgba(255,107,53,.5)}.btn-steam:active:not(:disabled){transform:translateY(0);box-shadow:0 0 30px rgba(255,107,53,.4);transition:transform 2s ease,box-shadow 2s ease}.btn-steam.btn-steam-loading,.btn-steam:disabled{position:relative;transform:none;pointer-events:none;transition:all .4s ease-in-out;overflow:hidden}.btn-steam.btn-steam-loading:before,.btn-steam:disabled:before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,hsla(0,0%,100%,.25) 50%,transparent);animation:skeleton-shimmer 3s ease-in-out infinite;z-index:1}.btn-steam.btn-steam-loading>*,.btn-steam:disabled>*{position:relative;z-index:2}@keyframes skeleton-shimmer{0%{left:-100%}to{left:100%}}.btn-steam.btn-steam-loading,.btn-steam:disabled{background:linear-gradient(135deg,rgba(255,107,53,.85),rgba(247,147,30,.85) 50%,rgba(255,107,53,.85));background-size:200% auto;animation:skeleton-pulse 3s ease-in-out infinite;box-shadow:0 0 30px rgba(255,107,53,.45);opacity:.9}.btn-steam:not(:disabled):not(.btn-steam-loading){transition:opacity .4s ease-in-out,transform .3s ease,box-shadow .3s ease}.steam-icon{width:16px;height:16px;fill:currentColor;display:block;flex-shrink:0;transform:scale(1);animation:none;transition:none}.steam-icon,.steam-icon.animate-spin{will-change:transform;transform-origin:center center}.steam-icon.animate-spin{animation:spin 1s linear infinite!important;transition:none!important}.steam-icon:not(.animate-spin){animation:none!important;transform:scale(1) rotate(0deg)!important;transition:none!important}.nav-icon{width:16px;height:16px;stroke:currentColor;transition:all .3s ease;flex-shrink:0}.nav-link:hover .nav-icon{stroke:var(--color-accent-primary);transform:scale(1.1)}@keyframes gradient-shift{0%,to{background-position:0 50%}50%{background-position:100% 50%}}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}.header-action-skeleton{width:175px;height:40px;border-radius:var(--border-radius-md);background:hsla(0,0%,100%,.05);animation:skeleton-pulse 1.5s ease-in-out infinite;flex-shrink:0;box-sizing:border-box}@keyframes skeleton-pulse{0%,to{opacity:1}50%{opacity:.5}}@media (min-width:901px){.nav{flex:1;justify-content:center}}@media (max-width:900px){.header-container{padding:0 1rem;gap:1rem;justify-content:space-between}.nav{display:none}.logo-text{font-size:1.25rem}.logo-icon{width:36px;height:36px}.logo{cursor:pointer}}.sidebar-menu{position:fixed;top:0;left:0;width:100%;height:100vh;z-index:10000;pointer-events:none;opacity:0;transition:opacity .3s ease;display:none}@media (max-width:900px){.sidebar-menu{display:block}}.sidebar-menu.open{pointer-events:all;opacity:1}.sidebar-menu-overlay{position:absolute;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.7);opacity:0;transition:opacity .3s ease}.sidebar-menu.open .sidebar-menu-overlay{opacity:1}.sidebar-menu-content{position:absolute;top:1rem;left:1rem;width:280px;max-width:calc(100vw - 2rem);height:calc(100vh - 2rem);max-height:calc(100vh - 2rem);background:rgba(10,10,15,.98);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border:1px solid hsla(0,0%,100%,.1);border-radius:20px;box-shadow:0 8px 32px rgba(0,0,0,.5);transform:translateX(calc(-100% - 2rem));transition:transform .4s cubic-bezier(.4,0,.2,1);display:flex;flex-direction:column;overflow-y:auto;overflow-x:hidden}.sidebar-menu.open .sidebar-menu-content{transform:translateX(0)}.sidebar-menu-logo{display:flex;align-items:center;padding:1.5rem 1.5rem 0}.sidebar-menu-logo-link{display:flex;align-items:center;gap:.75rem;text-decoration:none;font-family:var(--font-secondary)}.sidebar-menu-logo-icon{width:40px;height:40px;flex-shrink:0;display:block}.sidebar-menu-logo-text{font-size:1.75rem;font-weight:800;background:linear-gradient(135deg,#ff6b35,#f7931e 50%,#ff6b35);background-size:200% auto;-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:gradient-shift 3s ease infinite;-webkit-user-select:none;-moz-user-select:none;user-select:none}.sidebar-menu-nav{display:flex;flex-direction:column;padding:1rem 0;gap:.5rem}.sidebar-menu-link{display:flex;align-items:center;gap:1rem;padding:1rem 1.5rem;color:var(--color-text-secondary);text-decoration:none;font-size:1rem;font-weight:500;transition:all .3s ease;position:relative;border-left:3px solid transparent}.sidebar-menu-link:hover{color:var(--color-text-primary);background:hsla(0,0%,100%,.03);border-left-color:rgba(255,107,53,.5)}.sidebar-menu-link.active{color:var(--color-text-primary);background:rgba(255,107,53,.1);border-left-color:var(--color-accent-primary)}.sidebar-menu-link.active .sidebar-menu-icon{stroke:var(--color-accent-primary)}.sidebar-menu-icon{width:20px;height:20px;stroke:currentColor;flex-shrink:0;transition:stroke .3s ease}.sidebar-menu-link span{flex:1}@media (max-width:768px){.header{padding:.75rem 0}.header-container{padding:0 1rem;gap:1rem}.header-actions{width:auto;min-width:auto}}@media (max-width:400px){.header-container{padding:0 .75rem;gap:.75rem}.logo-text{display:none}.logo{gap:0}.logo-icon{width:36px;height:36px}.btn-header-learn .btn-text,.btn-steam .btn-text{display:none}.btn-header-learn,.btn-steam{width:40px;min-width:40px;padding:.625rem;justify-content:center}.btn-header-learn .nav-icon,.btn-steam .steam-icon{width:20px;height:20px;margin:0}.user-menu-trigger-card{width:175px;min-width:175px;height:40px;padding:.625rem 1.25rem}.header-actions{width:auto;min-width:auto;height:40px}}@media (max-width:360px){.header-container{padding:0 .5rem;gap:.5rem}.logo-icon{width:32px;height:32px}.btn-header-learn,.btn-steam{width:36px;min-width:36px;padding:.5rem}.user-menu-trigger-card{width:175px;min-width:175px;height:40px;padding:.625rem 1.25rem}.btn-header-learn .nav-icon,.btn-steam .steam-icon{width:18px;height:18px}.user-avatar,.user-avatar-placeholder{width:26px;height:26px}}.footer{padding:2rem 2rem 1.5rem;background:transparent;position:relative}.footer-container{max-width:1400px;margin:0 auto;display:flex;justify-content:center;align-items:center}.footer-copyright{color:var(--color-text-tertiary);font-size:.95rem;text-align:center;margin:0}@media (max-width:768px){.footer{padding:1.5rem 1rem 1rem}.footer-copyright{font-size:.85rem}}@media (max-width:480px){.footer{padding:1rem .75rem .75rem}.footer-copyright{font-size:.8125rem;line-height:1.4}}@media (max-width:425px){.footer{padding:.875rem .5rem .5rem}.footer-copyright{font-size:.75rem;line-height:1.5}}