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p{color:var(--muted);line-height:1.6}.holiday-snow{position:fixed;top:0;right:0;bottom:0;left:0;overflow:hidden;pointer-events:none;z-index:1000}.holiday-snow span{position:absolute;top:-24px;width:7px;height:7px;background:#fff;border-radius:50%;box-shadow:0 0 6px #fff8;animation:holiday-fall linear infinite}:root[data-theme=light] .holiday-snow span{background:#9ebac2;box-shadow:0 0 5px #7da1ac80}@keyframes 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.group-ranking-header{position:relative}:root[data-festival=christmas] .catalog-header:after,:root[data-festival=christmas] .sidebar-progress:after,:root[data-festival=christmas] .group-ranking-header:after{content:"🎄";position:absolute;right:12px;bottom:-12px;font-size:32px;line-height:1;opacity:.85;pointer-events:none;transform:rotate(12deg);filter:drop-shadow(0 3px 3px rgba(0,0,0,.15));animation:christmas-tree-peek 12s ease-in-out infinite}:root[data-festival=christmas] .catalog-header:after{right:7%;bottom:-15px;animation-delay:-4s}:root[data-festival=christmas] .group-ranking-header:after{right:4px;bottom:-7px;animation-delay:-8s}@keyframes christmas-tree-peek{0%,18%,85%,to{transform:translateY(20px) rotate(12deg);opacity:0}26%,75%{transform:translateY(0) rotate(12deg);opacity:.85}}@media(max-width:650px){:root[data-festival=christmas] .catalog-header:after{right:4px;font-size:24px}:root[data-festival=christmas] 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.button--primary:after{content:"🎁";position:absolute;right:-8px;top:-13px;font-size:15px;pointer-events:none;transform:rotate(12deg)}:root[data-festival=christmas] .christmas-snow-overlay{z-index:45}:root[data-festival=christmas] .christmas-snow-overlay--lesson{clip-path:polygon(0 0,100% 0,100% 100%,calc(100% - 42px) 100%,calc(100% - 42px) 72px,0 72px);opacity:.42}.christmas-bells-toggle{position:fixed;right:14px;bottom:16px;z-index:90;width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line,#ddd);border-radius:50%;background:var(--surface,#fff);box-shadow:0 4px 16px #00000021;cursor:pointer;font-size:17px;opacity:.82}.christmas-bells-toggle:hover{opacity:1}@media(max-width:650px){:root[data-festival=christmas] .catalog-header:before,:root[data-festival=christmas] .catalog-header:after,:root[data-festival=christmas] .topbar:before,:root[data-festival=christmas] .topbar:after{display:none}:root[data-festival=christmas] 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.sidebar-progress:after{content:none!important;display:none!important}.welcome-brand{cursor:pointer;text-decoration:none;color:inherit}.catalog-brand,.brand{cursor:pointer}:root[data-festival=christmas] .account-progress>span,:root[data-festival=christmas] .profile-progress-track>i,:root[data-festival=christmas] .group-student-card .group-progress-score,:root[data-festival=christmas] .group-student-card [class*=progress]>span{background:repeating-linear-gradient(125deg,#d53d4a 0,#d53d4a 9px,#fffdf5 9px,#fffdf5 17px,#248254 17px,#248254 24px,#fffdf5 24px,#fffdf5 31px)!important}:root[data-festival=christmas] .christmas-snow-overlay--lesson{clip-path:none;opacity:.55;-webkit-mask-image:linear-gradient(to bottom,#000 0,#000 75px,transparent 75px,transparent calc(100% - 90px),#000 calc(100% - 90px),#000 100%);mask-image:linear-gradient(to bottom,#000 0,#000 75px,transparent 75px,transparent calc(100% - 90px),#000 calc(100% - 90px),#000 100%)}:root[data-festival=christmas] .christmas-snow-overlay--lesson{opacity:.82!important;clip-path:inset(0 0 calc(100% - 72px) 0)!important;-webkit-mask-image:none!important;mask-image:none!important;z-index:55!important}:root[data-festival=christmas] .christmas-snow-overlay--lesson span:not(.christmas-header-flake){display:none!important}:root[data-festival=christmas] .christmas-snow-overlay--lesson .christmas-header-flake{position:absolute;display:block!important;border-radius:50%;background:radial-gradient(circle,#fff 20%,#c7dbe9);box-shadow:0 0 3px #ffffffa6;animation:christmas-header-snow linear infinite!important}@keyframes christmas-header-snow{0%{transform:translate3d(-7px,-76px,0)}to{transform:translate3d(10px,76px,0)}}.top-course-label strong{font-weight:850;letter-spacing:.035em}@media(prefers-reduced-motion:reduce){.christmas-snow-overlay--lesson{display:none!important}}:root[data-festival=christmas] .catalog-shell{background:var(--bg);color:var(--text)}:root[data-festival=christmas] 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