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1.5rem;display:flex;position:fixed;top:0;left:0;right:0}.gm-main-content{max-width:100%;margin:0;padding:4.5rem 1.5rem 2rem}.gm-mobile-menu{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);z-index:199;background:#0a0a0afa;flex-direction:column;gap:.5rem;padding:2rem 1.5rem;display:flex;position:fixed;inset:56px 0 0;overflow-y:auto}.gm-mobile-menu a{color:var(--text-muted);padding:.5rem 0;font-family:Nunito,sans-serif;font-size:1rem;text-decoration:none;transition:color .2s}.gm-mobile-menu a:hover,.gm-mobile-menu a.active{color:var(--accent-warm)}.gm-mobile-menu__divider{background:var(--border);height:1px;margin:1rem 0}}.gm-hamburger{cursor:pointer;background:0 0;border:none;flex-direction:column;gap:5px;padding:.25rem;display:flex}.gm-hamburger span{background:var(--text);width:20px;height:1.5px;transition:transform .2s,opacity .2s;display:block}.gm-hamburger.open span:first-child{transform:rotate(45deg)translate(4.5px,4.5px)}.gm-hamburger.open span:nth-child(2){opacity:0}.gm-hamburger.open span:nth-child(3){transform:rotate(-45deg)translate(4.5px,-4.5px)}.gm-detail-card{border:1px solid var(--border);margin:2rem 0;padding:2rem;transition:border-color .3s}.gm-detail-card:hover{border-color:var(--text-ghost)}.gm-intro{cursor:pointer;height:100vh;position:relative}.gm-intro__logo{z-index:100;pointer-events:none;justify-content:center;align-items:center;width:100%;height:100vh;display:flex;position:fixed;top:0;left:0}.gm-intro__text{flex-direction:column;align-items:center;display:flex}.gm-intro__brand{align-items:center;gap:1.5rem;display:flex}.gm-intro__bracket{color:var(--accent);font-size:8rem;font-weight:300;line-height:1}.gm-intro__text-inner{flex-direction:column;align-items:center;display:flex}.gm-intro__title{color:var(--text);letter-spacing:.15rem;white-space:nowrap;font-family:Courier New,Courier,monospace;font-size:5rem;font-weight:700;line-height:1}.gm-intro__subtitle{color:var(--text);opacity:.6;white-space:nowrap;text-align:center;letter-spacing:.62rem;align-self:stretch;margin-top:.25rem;font-family:Courier New,Courier,monospace;font-size:1.05rem;font-weight:300}.gm-intro__tagline{color:var(--text);opacity:.35;letter-spacing:.05rem;margin-top:6rem;font-family:Times New Roman,Times,serif;font-size:1.6rem;font-style:italic;font-weight:300}.gm-intro__scroll-hint{z-index:101;opacity:0;pointer-events:none;animation:.8s .6s forwards gm-fadeInHint,2s ease-in-out 1.4s infinite gm-bounceArrow;position:fixed;bottom:2.5rem;left:50%;transform:translate(-50%)}.gm-intro__scroll-hint svg{width:24px;height:24px;stroke:var(--text);opacity:.4}@keyframes gm-fadeInHint{0%{opacity:0}to{opacity:1}}@keyframes gm-bounceArrow{0%,to{transform:translate(-50%)translateY(0)}50%{transform:translate(-50%)translateY(8px)}}.gm-site{opacity:0;z-index:1;position:relative}.gm-user-drawer{opacity:0;flex-direction:column;align-items:center;gap:.4rem;max-height:0;margin-top:0;transition:max-height .3s,opacity .3s,margin-top .3s;display:flex;overflow:hidden}.gm-user-drawer--open{opacity:1;max-height:80px;margin-top:.5rem}.gm-theme-toggle{border:1px solid var(--border);color:var(--text-muted);cursor:pointer;background:0 0;border-radius:4px;justify-content:center;align-items:center;margin-top:auto;padding:.4rem;transition:color .2s,border-color .2s;display:flex}.gm-theme-toggle:hover{color:var(--text);border-color:var(--text-muted)}.gm-theme-toggle__moon,[data-theme=light] .gm-theme-toggle__sun{display:none}[data-theme=light] .gm-theme-toggle__moon{display:block}[data-theme=light] .gm-nav-left__link:hover,[data-theme=light] .gm-challenge-nav__link:hover{color:#fff;background:#111}[data-theme=light] .gm-logo__bracket{color:var(--accent)}[data-theme=light] .gm-challenge-card:hover,[data-theme=light] .gm-detail-card:hover{border-color:#bbb}[data-theme=light] .gm-news-panel__item:hover{background:#00000008;border-color:#bbb}[data-theme=light] .gm-btn-primary{color:#fff;background:#111}[data-theme=light] .gm-btn-primary:hover{background:var(--accent)}[data-theme=light] .gm-btn-secondary{color:#555;border-color:#555}[data-theme=light] .gm-btn-secondary:hover{border-color:var(--accent-blue);color:var(--accent-blue)}[data-theme=light] .gm-auth-input{border-color:var(--border);color:var(--text);background:#00000008}[data-theme=light] .gm-auth-input:focus{border-color:var(--accent-blue)}[data-theme=light] .gm-file-input{border-color:var(--border)}[data-theme=light] .gm-signin-link:hover{color:#fff;background:var(--accent)}[data-theme=light] .gm-user-avatar{background:linear-gradient(135deg, var(--accent-teal), var(--accent-warm));color:#fff}[data-theme=light] .gm-signout-btn{color:var(--text-ghost)}[data-theme=light] .gm-intro__bracket{color:var(--accent)}[data-theme=light] .gm-intro__title,[data-theme=light] .gm-intro__subtitle{color:var(--text)}[data-theme=light] .gm-intro__scroll-hint svg{stroke:var(--text)}[data-theme=light] video{filter:contrast(1.05)brightness(.95)}[data-theme=light] .gm-gradient-text{background:linear-gradient(135deg, var(--accent-blue), var(--accent));-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text}[data-theme=light] .gm-pulse-dot{background:var(--accent-blue)}[data-theme=light] .gm-mobile-header{background:#f5f5f0f2}[data-theme=light] .gm-mobile-menu{background:#f5f5f0fa}