.auth-shell{--auth-ink: #142448;--auth-muted: #7385a3;--auth-line: #e0e8f3;--auth-panel: #fff;--auth-field: #f8faff;position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;overflow:auto;display:flex;padding:24px 16px;box-sizing:border-box;background:radial-gradient(ellipse at 50% 35%,#e5efff,#f4f7fb 72%);color:var(--auth-ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}.auth-card{position:relative;display:grid;grid-template-columns:43% 57%;width:100%;max-width:840px;flex-shrink:0;margin:auto;box-sizing:border-box;overflow:hidden;border:1px solid var(--auth-line);border-radius:28px;background:var(--auth-panel);box-shadow:0 24px 80px #1c427a14}.auth-close{position:absolute;top:16px;right:16px;z-index:3;width:36px;height:36px;display:grid;place-items:center;padding:0;border:1px solid var(--auth-line);border-radius:50%;background:var(--auth-panel);color:var(--auth-muted);cursor:pointer}.auth-brand-panel{position:relative;padding:40px 28px 28px;display:flex;flex-direction:column;justify-content:space-between;min-width:0;background:linear-gradient(155deg,#f2f7ff,#e6f0ff)}.auth-wordmark{width:fit-content;position:relative;color:var(--auth-ink);font-size:30px;line-height:1;font-weight:950;letter-spacing:-1.6px;white-space:nowrap}.auth-brand-letter{color:#347fff;position:relative}.auth-brand-dots{position:absolute;top:-8px;left:2px;right:0;display:flex;align-items:center;justify-content:center;gap:2px}.auth-brand-dots i{width:5px;height:5px;border-radius:50%;background:#a3c7ff}.auth-brand-dots i:nth-child(2){width:6px;height:6px;background:#347fff;transform:translateY(-3px)}.auth-brand-scene{position:relative;width:100%;height:280px;margin:20px 0 6px;display:grid;place-items:center}.auth-brand-circle{position:absolute;width:250px;height:250px;max-width:100%;border-radius:50%;background:#d6e7ff}.auth-gnome{position:relative;display:block;width:290px;height:auto;max-width:115%;z-index:1}.auth-brand-message{position:relative;z-index:2}.auth-brand-message h2{font-size:28px;line-height:1.1;letter-spacing:-.7px;margin:0;font-weight:850}.auth-brand-message p{margin:12px 0 0;color:var(--auth-muted);font-size:14px;line-height:1.5}.auth-form-panel{min-width:0;padding:68px 40px 40px;display:flex;flex-direction:column;justify-content:center}.auth-heading h1{margin:0;font-size:25px;line-height:1.2;letter-spacing:-.6px;font-weight:800}.auth-heading p{margin:10px 0 0;color:var(--auth-muted);font-size:14px;line-height:1.45}.auth-tabs{display:flex;gap:4px;border:1px solid var(--auth-line);border-radius:14px;padding:4px;background:var(--auth-field);margin:28px 0 22px}.auth-tab{flex:1;min-width:0;height:40px;padding:0 10px;border:0;border-radius:10px;background:transparent;color:var(--auth-muted);font-family:inherit;font-size:14px;font-weight:650;cursor:pointer}.auth-tab[aria-pressed=true]{color:#fff;background:#347fff;box-shadow:0 3px 8px #347fff24}.auth-fields{display:grid;gap:16px}.auth-field{display:grid;gap:8px;min-width:0;font-size:13px;font-weight:600}.auth-field input{box-sizing:border-box;width:100%;min-width:0;height:48px;padding:0 14px;border:1px solid var(--auth-line);border-radius:12px;outline:none;background:var(--auth-field);color:var(--auth-ink);font-family:inherit;font-size:16px;font-weight:400;transition:border-color .15s,box-shadow .15s}.auth-field input::placeholder{color:#97a5bb}.auth-field input:focus{border-color:#347fff;box-shadow:0 0 0 3px #347fff1f}.auth-field small{color:var(--auth-muted);font-size:12px;font-weight:400}.auth-submit{height:48px;margin-top:4px;padding:0 12px;border:0;border-radius:12px;background:linear-gradient(135deg,#3988ff,#2672f4);color:#fff;font-family:inherit;font-size:15px;font-weight:700;cursor:pointer;box-shadow:0 6px 16px #347fff24}.auth-submit:disabled{opacity:.5;cursor:default;box-shadow:none}.auth-tab:focus-visible,.auth-close:focus-visible,.auth-submit:focus-visible{outline:3px solid #86b6ff;outline-offset:3px}.auth-error{color:#c33f59;font-size:13px;line-height:1.45;padding:10px 12px;border-radius:10px;background:#fff0f3;overflow-wrap:anywhere}.auth-divider{display:flex;align-items:center;gap:12px;color:var(--auth-muted);font-size:12px;margin:3px 0}.auth-divider span{flex:1;height:1px;background:var(--auth-line)}:root[data-theme=dark] .auth-shell{--auth-ink: #eef4ff;--auth-muted: #9eb1ce;--auth-line: #2b3d57;--auth-panel: #142237;--auth-field: #101d30;background:radial-gradient(ellipse at 50% 35%,#182f4c,#0d1828 72%)}:root[data-theme=dark] .auth-brand-panel{background:linear-gradient(155deg,#11243b,#1a3656)}:root[data-theme=dark] .auth-brand-circle{background:#23466a}:root[data-theme=dark] .auth-error{color:#ffabbc;background:#442234}@media (min-width: 700px) and (max-width: 800px){.auth-brand-panel{padding:40px 24px 28px}.auth-wordmark{font-size:27px}.auth-form-panel{padding:64px 28px 32px}.auth-heading h1{font-size:23px}.auth-brand-message h2{font-size:26px}}@media (max-width: 699px){.auth-shell{padding:16px 12px}.auth-card{display:block;max-width:420px;border-radius:24px}.auth-close{top:12px;right:12px}.auth-brand-panel{min-height:0;padding:28px 24px 18px;display:grid;grid-template-columns:1fr 124px;grid-template-rows:auto auto;align-items:center;gap:12px 8px}.auth-wordmark{font-size:27px;grid-column:1 / -1}.auth-brand-scene{grid-column:2;grid-row:2;width:124px;height:120px;margin:0}.auth-brand-circle{width:112px;height:112px}.auth-gnome{width:130px;max-width:none}.auth-brand-message{grid-column:1;grid-row:2}.auth-brand-message h2{font-size:23px}.auth-brand-message p{font-size:12px;margin-top:9px}.auth-form-panel{padding:24px}.auth-heading h1{font-size:22px}.auth-heading p{margin-top:7px;font-size:13px}.auth-tabs{margin:20px 0 18px}.auth-fields{gap:14px}}@media (max-width: 350px){.auth-brand-panel{padding:27px 18px 16px;grid-template-columns:1fr 100px}.auth-brand-scene{width:100px;height:110px}.auth-gnome{width:115px}.auth-brand-message h2{font-size:21px}.auth-brand-message p{font-size:11px}.auth-form-panel{padding:22px 18px}.auth-tab{font-size:13px;padding:0 6px}}.desktop-discovery{--discovery-ink: #142448;--discovery-muted: #6b80a5;--discovery-line: #e3ecfb;--discovery-chip: rgba(255, 255, 255, .85);--discovery-search-bg: #fff;--discovery-blue: #347eff;--discovery-circle: #e7f0ff;color:var(--discovery-ink)}:root[data-theme=dark] .desktop-discovery{--discovery-ink: #eff5ff;--discovery-muted: #a0b3d0;--discovery-line: #2a3d59;--discovery-chip: rgba(26, 42, 66, .9);--discovery-search-bg: #172941;--discovery-circle: #183552}.desktop-discovery button,.desktop-discovery input{font:inherit}.desktop-discovery button{cursor:pointer}.desktop-discovery button:focus-visible,.desktop-discovery input:focus-visible{outline:3px solid #6ba5ff;outline-offset:4px}.discovery-header{position:relative;z-index:20;flex-shrink:0;background:#f8fbff}:root[data-theme=dark] .discovery-header{background:#101c2d}.discovery-header-inner{max-width:1320px;min-height:92px;margin:0 auto;padding:16px 28px;box-sizing:border-box;display:flex;align-items:center;gap:42px}.discovery-wordmark{color:var(--discovery-ink);padding:0;border:0;background:none;font-size:37px!important;line-height:1;letter-spacing:-2px;font-weight:900!important;white-space:nowrap}.discovery-brand-letter{color:var(--discovery-blue);position:relative}.discovery-brand-dots{position:absolute;display:flex;gap:3px;top:-3px;left:1px}.discovery-brand-dots i{width:7px;height:7px;border-radius:50%;background:#a3c6ff}.discovery-brand-dots i:nth-child(2){background:var(--discovery-blue);transform:translateY(-3px)}.discovery-links{display:flex;gap:28px;align-items:center;flex-shrink:0}.discovery-nav-link{display:inline-flex;align-items:center;gap:7px;padding:10px 0;border:0;background:none;color:var(--discovery-ink);font-size:15px!important;font-weight:550!important;white-space:nowrap}.discovery-nav-link:hover,.discovery-nav-link[aria-current=page]{color:var(--discovery-blue)}.discovery-chevron-open{transform:rotate(180deg)}.discovery-catalog{position:relative}.discovery-catalog-menu{position:absolute;top:calc(100% + 10px);left:-18px;width:240px;max-height:min(440px,65vh);overflow:auto;background:var(--discovery-search-bg);padding:9px;border:1px solid var(--discovery-line);border-radius:18px;box-shadow:0 16px 50px #11254724}.discovery-catalog-menu button{display:block;width:100%;text-align:left;padding:12px;border:0;border-radius:10px;background:none;color:var(--discovery-ink);font-size:14px}.discovery-catalog-menu button:hover{background:var(--discovery-circle)}.discovery-header-actions{margin-left:auto;display:flex;align-items:center;gap:8px}.discovery-icon-button{width:36px;height:40px;border:0;border-radius:12px;background:none;color:var(--discovery-ink);display:grid;place-items:center;position:relative}.discovery-icon-button:hover,.discovery-icon-button[aria-current=page]{color:var(--discovery-blue);background:var(--discovery-circle)}.discovery-header-divider{height:30px;width:1px;background:var(--discovery-line);margin:0 10px}.discovery-login,.discovery-find{background:linear-gradient(135deg,#3786ff,#3075f8);color:#fff;border:0;font-weight:600!important}.discovery-login{height:48px;padding:0 27px;border-radius:15px;font-size:15px!important}.discovery-login:hover,.discovery-find:hover{background:#216af1}.discovery-profile{display:grid;place-items:center;border:0;padding:0;border-radius:50%;background:none}.discovery-count{position:absolute;top:0;right:-2px;min-width:16px;height:16px;padding:0 3px;display:grid;place-items:center;border-radius:20px;font-size:10px;font-weight:700;background:var(--discovery-blue);color:#fff;border:2px solid var(--discovery-search-bg)}.discovery-count-unread{background:#f5384b}.discovery-balance{display:inline-flex;align-items:center;gap:7px;padding:10px;border:0;background:none;color:var(--discovery-ink);font-size:13px!important;white-space:nowrap}.discovery-hero{position:relative;isolation:isolate;min-height:505px;margin:0 -28px 8px;padding:54px 28px 38px;box-sizing:border-box;overflow:hidden;border-radius:0 0 28px 28px;background:linear-gradient(130deg,#f8fbff 12%,#f4f9ff 60%,#edf5ff)}:root[data-theme=dark] .discovery-hero{background:linear-gradient(125deg,#101c2d 5%,#10223a 66%,#142d49)}.discovery-hero:after{content:"";position:absolute;z-index:-1;width:140%;height:150px;left:-20%;bottom:-120px;background:var(--bg);border-radius:50%}.discovery-hero-content{position:relative;z-index:2;width:62%}.discovery-hero h1{margin:0;font-size:clamp(47px,4.6vw,69px);line-height:1.04;font-weight:850;letter-spacing:-2.8px}.discovery-hero-subtitle{color:var(--discovery-muted);font-size:clamp(18px,1.7vw,24px);line-height:1.45;margin:16px 0 26px;letter-spacing:-.45px}.discovery-search{display:flex;align-items:center;gap:12px;width:100%;height:66px;box-sizing:border-box;padding:5px 5px 5px 22px;border:1px solid var(--discovery-line);border-radius:20px;background:var(--discovery-search-bg);box-shadow:0 9px 30px #356fcd12}.discovery-search:focus-within{border-color:#6ba5ff;box-shadow:0 0 0 3px #4a85f326}.discovery-search-icon{flex-shrink:0}.discovery-search input{color:var(--discovery-ink);min-width:0;flex:1;height:100%;border:0;outline:0;background:none;font-size:17px}.discovery-search input::placeholder{color:var(--discovery-muted);opacity:.85}.discovery-search input:focus-visible{outline:0}.discovery-search-clear{display:grid;place-items:center;background:none;border:0;padding:4px;color:var(--discovery-muted)}.discovery-find{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:55px;padding:0 22px;border-radius:16px;font-size:16px!important;white-space:nowrap;flex-shrink:0}.discovery-hint{margin-top:24px;padding:19px 22px;box-sizing:border-box;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:96px;border-radius:17px;border:1px solid #e1e8f1;background:#ffffff9e;color:var(--discovery-ink)}.discovery-hint-copy{min-width:0}.discovery-hint-title{margin:0 0 7px;font-size:19px;font-weight:650;line-height:1.25;letter-spacing:-.3px}.discovery-hint-text{margin:0;color:var(--discovery-muted);font-size:13px;line-height:1.5}.discovery-hint-link{display:inline-flex;align-items:center;gap:9px;flex-shrink:0;font-size:13px;font-weight:600;text-decoration:none;color:var(--discovery-blue)}.discovery-hint-link:focus-visible{outline:3px solid #6ba5ff;outline-offset:4px;border-radius:3px}:root[data-theme=dark] .discovery-hint{border-color:#263b55;background:#ffffff06}:root[data-theme=dark] .discovery-hint-link{color:#78b5ff}.discovery-categories{display:flex;align-items:flex-start;gap:16px;padding:16px 0 20px}.discovery-category-list{display:flex;flex-wrap:wrap;align-items:center;gap:10px;min-width:0;flex:1;overflow:visible;padding:4px}.discovery-category{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:0 16px;height:45px;border:1px solid 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1199px){.discovery-hint{padding:16px;gap:14px}.discovery-hint-title{font-size:17px}.discovery-hint-text,.discovery-hint-link{font-size:12px}.discovery-header-inner{gap:24px}.discovery-wordmark{font-size:31px!important}.discovery-links{gap:20px}.discovery-nav-link{font-size:14px!important}.discovery-header-actions{gap:2px}.discovery-icon-button{width:31px}.discovery-balance{display:none}.discovery-login{padding:0 20px}.discovery-header-divider{margin:0 5px}.discovery-hero{min-height:460px;padding-top:48px}.discovery-hero-content{width:61%}.discovery-hero h1{letter-spacing:-2px}.discovery-find{padding:0 16px}.discovery-search{padding-left:16px;gap:8px}.discovery-search input{font-size:15px}.discovery-category{font-size:12px!important;padding:0 11px;gap:7px}.discovery-hero-note{font-size:18px;right:3%}.discovery-hero-circle{width:390px;height:390px}}.mobile-discovery-hero{margin:0 16px;border:1px solid #e1eafa;border-radius:24px;overflow:hidden;background:linear-gradient(145deg,#f8fbff,#eaf3ff);color:#142448;position:relative}.mobile-discovery-copy{padding:23px 23px 0;position:relative;z-index:2}.mobile-discovery-hero h1{margin:0;font-size:32px;line-height:1.06;font-weight:850;letter-spacing:-1.1px}.mobile-discovery-hero p{margin:12px 0 0;font-size:14px;line-height:1.45;color:#6b80a5;max-width:260px}.mobile-discovery-scene{height:258px;position:relative;margin-top:8px}.mobile-discovery-circle{position:absolute;width:240px;height:240px;border-radius:50%;background:#dceaff;top:4px;left:calc(50% - 120px);opacity:.7}.mobile-discovery-art{position:absolute;width:285px;max-width:94%;height:auto;right:3px;bottom:0}.mobile-discovery-note{position:absolute;top:25px;left:22px;color:#5085de;font-family:Segoe Print,Comic Sans MS,cursive;font-size:15px;line-height:1.3;transform:rotate(-11deg)}.mobile-discovery-note span{display:block;font-size:26px;margin-top:7px}:root[data-theme=dark] .mobile-discovery-hero{border-color:#2a3d59;background:linear-gradient(145deg,#101c2d,#142d49);color:#eff5ff}:root[data-theme=dark] .mobile-discovery-hero p{color:#a0b3d0}:root[data-theme=dark] .mobile-discovery-circle{background:#1e405f}:root[data-theme=dark] .mobile-discovery-note{color:#91bfff}@media (max-width: 350px){.mobile-discovery-copy{padding:21px 19px 0}.mobile-discovery-hero h1{font-size:26px}.mobile-discovery-scene{height:240px}.mobile-discovery-art{width:265px}.mobile-discovery-note{left:16px;font-size:13px}}@media (min-width: 700px) and (max-width: 1023px){.mobile-discovery-hero{display:grid;grid-template-columns:44% 56%;align-items:center;min-height:340px}.mobile-discovery-copy{padding:32px 0 32px 32px}.mobile-discovery-hero h1{font-size:clamp(32px,4vw,40px);line-height:1.08}.mobile-discovery-hero p{font-size:16px;margin-top:18px}.mobile-discovery-scene{height:340px;margin-top:0}.mobile-discovery-circle{width:310px;height:310px;top:15px;left:auto;right:12px}.mobile-discovery-art{width:340px;max-width:100%;right:0}.mobile-discovery-note{top:21px;left:auto;right:22px;font-size:14px}}.slv-desktop-catalog-toolbar{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:4px 0 8px;color:var(--textMid);font-size:14px}.slv-desktop-catalog-view{display:flex;padding:4px;border:1px solid var(--border);border-radius:14px;background:var(--surface)}.slv-desktop-catalog-view button{display:flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:8px 14px;border:0;border-radius:10px;background:transparent;color:var(--textMid);font:inherit;cursor:pointer}.slv-desktop-catalog-view button[aria-pressed=true]{color:var(--accent);background:var(--input);font-weight:650}.slv-desktop-course-grid{grid-template-columns:repeat(3,minmax(0,1fr))!important;gap:20px!important}@media (min-width:1280px){.slv-desktop-course-grid{grid-template-columns:repeat(4,minmax(0,1fr))!important}}.slv-desktop-course-grid[data-catalog-view=list]{grid-template-columns:minmax(0,1fr)!important}.slv-desktop-course-card{--dcc-paper:#fff;--dcc-ink:#17294c;--dcc-muted:#627594;--dcc-line:#dfe7f3;--dcc-soft:#eef4ff;--dcc-blue:#3178f7;box-sizing:border-box;min-width:0;width:100%;display:flex;flex-direction:column;overflow:hidden;background:var(--dcc-paper);color:var(--dcc-ink);border:1px solid var(--dcc-line);border-radius:22px;position:relative}:root[data-theme=dark] .slv-desktop-course-card{--dcc-paper:#142237;--dcc-ink:#edf3ff;--dcc-muted:#a7b6cf;--dcc-line:#31415c;--dcc-soft:#1d2e49;--dcc-blue:#6399ff}.slv-desktop-course-card *{box-sizing:border-box}.slv-dcc-media{min-width:0;padding:10px 10px 0;position:relative}.slv-dcc-cover{display:flex;width:100%;aspect-ratio:16/9;border-radius:14px;overflow:hidden;background:var(--dcc-soft);align-items:center;justify-content:center;text-decoration:none}.slv-dcc-cover img{display:block;width:100%;height:100%;object-fit:contain}.slv-dcc-cover-title{font-size:23px;color:var(--dcc-ink);font-weight:700;padding:24px;overflow-wrap:anywhere}.slv-dcc-tools{position:absolute;top:14px;right:12px;display:flex;z-index:1}.slv-dcc-tools:before{content:"";position:absolute;top:7px;right:12px;bottom:7px;left:12px;border-radius:999px;background:#031828b8;pointer-events:none}.slv-dcc-tools button{position:relative;flex:0 0 44px;width:44px;height:44px;display:grid;place-items:center;border:0;border-radius:999px;padding:0;color:#fff;background:transparent;cursor:pointer}.slv-dcc-tools svg{width:16px;height:16px;stroke-width:1.8}.slv-dcc-tools button:first-child svg{transform:translate(8px)}.slv-dcc-tools button:last-child 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