@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-cyrillic-ext-400-normal.f572b170.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-ext-400-normal.2a31c04b.woff) format("woff");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-cyrillic-400-normal.372704ff.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-400-normal.a6b6ef6f.woff) format("woff");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-greek-ext-400-normal.4ce1df5d.woff2) format("woff2"),url(/_next/static/media/inter-greek-ext-400-normal.88ede1ea.woff) format("woff");unicode-range:u+1f??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-greek-400-normal.d7020e3c.woff2) format("woff2"),url(/_next/static/media/inter-greek-400-normal.cc58c11b.woff) format("woff");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-vietnamese-400-normal.de4fc44f.woff2) format("woff2"),url(/_next/static/media/inter-vietnamese-400-normal.a9dd2faf.woff) format("woff");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-latin-ext-400-normal.32a25442.woff2) format("woff2"),url(/_next/static/media/inter-latin-ext-400-normal.4edcaace.woff) format("woff");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:400;src:url(/_next/static/media/inter-latin-400-normal.ef6d3f52.woff2) format("woff2"),url(/_next/static/media/inter-latin-400-normal.2c7a775c.woff) format("woff");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-cyrillic-ext-500-normal.fe0d9b14.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-ext-500-normal.5a6bb1da.woff) format("woff");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-cyrillic-500-normal.7c15bba8.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-500-normal.b9f8c929.woff) format("woff");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-greek-ext-500-normal.cbd51e2d.woff2) format("woff2"),url(/_next/static/media/inter-greek-ext-500-normal.7a4aa726.woff) format("woff");unicode-range:u+1f??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-greek-500-normal.f41f43db.woff2) format("woff2"),url(/_next/static/media/inter-greek-500-normal.d9a33207.woff) format("woff");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-vietnamese-500-normal.7c0a695f.woff2) format("woff2"),url(/_next/static/media/inter-vietnamese-500-normal.a3a73b95.woff) format("woff");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-latin-ext-500-normal.d9b491de.woff2) format("woff2"),url(/_next/static/media/inter-latin-ext-500-normal.a19a84a6.woff) format("woff");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:500;src:url(/_next/static/media/inter-latin-500-normal.b7b43ace.woff2) format("woff2"),url(/_next/static/media/inter-latin-500-normal.cb4c8ceb.woff) format("woff");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-cyrillic-ext-600-normal.f7b3c15b.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-ext-600-normal.ecbdecad.woff) format("woff");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-cyrillic-600-normal.2f42892a.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-600-normal.c3987adc.woff) format("woff");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-greek-ext-600-normal.1f33d317.woff2) format("woff2"),url(/_next/static/media/inter-greek-ext-600-normal.089a95ee.woff) format("woff");unicode-range:u+1f??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-greek-600-normal.cc532937.woff2) format("woff2"),url(/_next/static/media/inter-greek-600-normal.4ec0c1c1.woff) format("woff");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-vietnamese-600-normal.9d518599.woff2) format("woff2"),url(/_next/static/media/inter-vietnamese-600-normal.c5ce3fcb.woff) format("woff");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-latin-ext-600-normal.38b075d8.woff2) format("woff2"),url(/_next/static/media/inter-latin-ext-600-normal.49faa47a.woff) format("woff");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:600;src:url(/_next/static/media/inter-latin-600-normal.8fb1a964.woff2) format("woff2"),url(/_next/static/media/inter-latin-600-normal.ce0f5f43.woff) format("woff");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-cyrillic-ext-700-normal.74b516d2.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-ext-700-normal.4b4022a6.woff) format("woff");unicode-range:u+0460-052f,u+1c80-1c8a,u+20b4,u+2de0-2dff,u+a640-a69f,u+fe2e-fe2f}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-cyrillic-700-normal.e9e5b2dc.woff2) format("woff2"),url(/_next/static/media/inter-cyrillic-700-normal.93eba3c3.woff) format("woff");unicode-range:u+0301,u+0400-045f,u+0490-0491,u+04b0-04b1,u+2116}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-greek-ext-700-normal.827cd618.woff2) format("woff2"),url(/_next/static/media/inter-greek-ext-700-normal.31f1075d.woff) format("woff");unicode-range:u+1f??}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-greek-700-normal.97f0eeeb.woff2) format("woff2"),url(/_next/static/media/inter-greek-700-normal.5ec6c758.woff) format("woff");unicode-range:u+0370-0377,u+037a-037f,u+0384-038a,u+038c,u+038e-03a1,u+03a3-03ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-vietnamese-700-normal.faf12809.woff2) format("woff2"),url(/_next/static/media/inter-vietnamese-700-normal.bc68b199.woff) format("woff");unicode-range:u+0102-0103,u+0110-0111,u+0128-0129,u+0168-0169,u+01a0-01a1,u+01af-01b0,u+0300-0301,u+0303-0304,u+0308-0309,u+0323,u+0329,u+1ea0-1ef9,u+20ab}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-latin-ext-700-normal.b63daa1a.woff2) format("woff2"),url(/_next/static/media/inter-latin-ext-700-normal.93534b50.woff) format("woff");unicode-range:u+0100-02ba,u+02bd-02c5,u+02c7-02cc,u+02ce-02d7,u+02dd-02ff,u+0304,u+0308,u+0329,u+1d00-1dbf,u+1e00-1e9f,u+1ef2-1eff,u+2020,u+20a0-20ab,u+20ad-20c0,u+2113,u+2c60-2c7f,u+a720-a7ff}@font-face{font-family:Inter;font-style:normal;font-display:swap;font-weight:700;src:url(/_next/static/media/inter-latin-700-normal.953b7aa5.woff2) format("woff2"),url(/_next/static/media/inter-latin-700-normal.9c21d4dc.woff) format("woff");unicode-range:u+00??,u+0131,u+0152-0153,u+02bb-02bc,u+02c6,u+02da,u+02dc,u+0304,u+0308,u+0329,u+2000-206f,u+20ac,u+2122,u+2191,u+2193,u+2212,u+2215,u+feff,u+fffd}:root{--canvas:#0b0c13;--surface:#13151f;--surface-raised:#1b1e2c;--surface-hover:#202333;--ink:#f0f1f7;--muted:#a0a7bb;--faint:#7f899f;--line:#292d40;--accent:#b489f6;--primary:#8f56d9;--primary-hover:#a16ce6;--tint:#251d38;--success:#83d0af;--success-bg:#182e29;--warning:#e9bc7c;--warning-bg:#30281e;--radius:10px;--page-gutter:clamp(28px,3vw,56px);--header-height:76px;--sidebar-width:224px;color-scheme:dark;font-synthesis:none}:root[data-theme=light]{--canvas:#f6f7fb;--surface:#fff;--surface-raised:#f0f1f7;--surface-hover:#e9ebf3;--ink:#202233;--muted:#606a7d;--faint:#738095;--line:#dde1ec;--accent:#7542b8;--primary:#7441b5;--primary-hover:#64329f;--tint:#eee6fa;--success:#287354;--success-bg:#e4f1eb;--warning:#8c5b20;--warning-bg:#fcf0dd;color-scheme:light}*{box-sizing:border-box}body,html{margin:0;min-height:100%}body{font-family:Inter,Arial,sans-serif;font-size:14px;line-height:1.55;color:var(--ink);background:var(--canvas);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button{cursor:pointer;color:inherit}button:disabled{cursor:not-allowed;opacity:.45}a{color:inherit;text-decoration:none}svg{flex-shrink:0}h1,h2,h3,h4,p{margin:0}h1,h2,h3{font-weight:600;letter-spacing:-.025em;text-wrap:balance}h1{font-size:30px;line-height:1.25}h2{font-size:21px;line-height:1.35}h3{font-size:18px;line-height:1.4}p{color:var(--muted);text-wrap:pretty}small{font-size:12px}a,button{transition:background .2s,color .2s,border-color .2s,box-shadow .2s,transform .2s}a,button,input,select,textarea{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:4px}::selection{background:#643d89;color:#fff}.skip-link{position:fixed;top:-100px;left:20px;padding:12px;background:var(--surface);z-index:100}.skip-link:focus{top:10px}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.topbar{height:var(--header-height);position:fixed;inset:0 0 auto;z-index:50;background:var(--surface);border-bottom:1px solid var(--line)}.topbar-inner{height:100%;max-width:none;margin:auto;gap:42px;padding:0 var(--page-gutter)}.topbar-brand,.topbar-inner{display:flex;align-items:center}.topbar-brand{gap:12px;flex-shrink:0}.brand{display:flex;align-items:center;gap:11px}.brand-symbol{height:38px;width:38px;display:grid;place-items:center;border:1px solid #8b5bb4;border-radius:9px;color:#c49aef;background:#272037}.brand-text{font-size:17px;letter-spacing:-.5px;font-weight:600;line-height:1.2}.brand-text small{display:block;color:var(--muted);font-size:11px;letter-spacing:1.8px;text-transform:uppercase;font-weight:500;margin-top:4px}.desktop-nav{display:flex;gap:7px;align-items:stretch;height:100%}.nav-link{display:flex;align-items:center;gap:9px;padding:11px 15px;color:var(--muted);font-size:14px;font-weight:500;position:relative;border-radius:6px}.nav-link:hover{background:var(--surface-hover);color:var(--ink)}.nav-link.active{background:var(--tint);color:var(--accent)}.desktop-nav .nav-link{height:100%;border-radius:0;padding:0 12px}.desktop-nav .nav-link.active{background:transparent;color:var(--ink)}.desktop-nav .nav-link.active:after{content:"";height:2px;position:absolute;bottom:-1px;left:12px;right:12px;background:var(--accent)}.desktop-nav .nav-link svg{display:none}.topbar-tools{margin-left:auto;display:flex;align-items:center;gap:10px}.icon-button{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:transparent;border:1px solid transparent;border-radius:6px;padding:0;color:var(--muted)}.icon-button:hover{color:var(--ink);background:var(--surface-hover)}.role-control{display:flex;align-items:center;gap:10px;margin:0 10px 0 8px;padding-left:17px;border-left:1px solid var(--line)}.role-control>span{font-size:11px;color:var(--faint)}.role-switch{display:flex;padding:3px;border:1px solid var(--line);border-radius:6px;background:var(--canvas);font-size:12px}.role-switch a{padding:4px 10px;color:var(--muted);border-radius:3px}.role-switch a.selected{background:var(--surface-hover);color:var(--ink)}.role-switch a:hover{color:var(--ink)}.avatar{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;font-size:11px;font-weight:600;flex-shrink:0;background:#343044;color:#d6c7f1}.avatar.teal{background:#253d36;color:#a4d2bf}.avatar.indigo{background:#30354d;color:#bfc9f2}.avatar.slate{background:#2f384b;color:#c0ccdf}.sidebar{position:fixed;inset:var(--header-height) auto 0 0;width:var(--sidebar-width);padding:27px 16px 0;background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:40}.student-mode:not(.reading-mode) .sidebar{display:none}.workspace{display:flex;gap:11px;align-items:center;padding:0 5px 28px;font-size:12px;font-weight:500}.workspace small{display:block;font-size:11px;color:var(--muted);font-weight:400;margin-top:4px}.nav-caption{padding:0 14px;font-size:10px;text-transform:uppercase;letter-spacing:1.6px;color:var(--faint);margin-bottom:12px}.sidebar nav{display:flex;flex-direction:column;gap:7px}.sidebar-bottom{margin-top:auto}.ecosystem{display:flex;align-items:center;justify-content:space-between;padding:18px 10px;border-bottom:1px solid var(--line);font-size:13px}.ecosystem small{display:block;margin-top:4px;font-size:11px;color:var(--muted)}.ecosystem:hover{color:var(--accent)}.sidebar-version{padding:21px 10px;font-size:11px;color:var(--muted)}.sidebar-version small{display:block;font-size:10px;margin-top:3px;color:var(--faint)}.main-wrap{padding-top:var(--header-height);min-height:100vh;display:flex;flex-direction:column}.admin-mode .main-wrap{margin-left:var(--sidebar-width)}.admin-mode .topbar-inner{max-width:none;gap:32px}.admin-mode .topbar-brand{width:156px}.topbar-context{font-size:13px;color:var(--muted)}main{flex:1 1;outline:0;min-width:0;scroll-margin-top:95px}.page{width:100%;max-width:none;margin:0 auto;padding:42px var(--page-gutter) 64px}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:25px;margin-bottom:32px}.page-heading p{font-size:14px;margin-top:9px}.app-footer{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding:21px max(var(--page-gutter),calc((100vw - 1808px)/2));font-size:11px;color:var(--faint)}.admin-mode .app-footer{padding:20px var(--page-gutter)}.mobile-only,.topbar .mobile-only{display:none}.reader-mobile-nav{position:fixed;inset:var(--header-height) 0 auto;background:var(--surface);padding:15px;z-index:30}.button{display:inline-flex;align-items:center;justify-content:center;gap:9px;min-height:40px;padding:10px 17px;border:1px solid transparent;border-radius:5px;font-size:12px;font-weight:600;line-height:1.4;white-space:nowrap}.button.primary{background:var(--primary);border-color:var(--primary);color:#fff}.button.primary:hover{background:var(--primary-hover);border-color:var(--primary-hover);box-shadow:0 3px 14px #0002}.button.secondary{background:var(--surface);border-color:var(--line);color:var(--ink)}.button.secondary:hover{border-color:var(--faint);background:var(--surface-raised)}.button.ghost{background:none;color:var(--muted)}.button.ghost:hover{background:var(--surface-raised);color:var(--ink)}.button.small{min-height:32px;padding:6px 10px;font-size:12px}.button.full-width{width:100%}.back-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:12px}.back-link:hover{color:var(--accent)}.subtle{color:var(--muted);font-size:12px}.text-link{font-size:12px;font-weight:500;display:inline-flex;align-items:center;gap:9px;color:var(--accent)}.text-link:hover{color:var(--ink)}.badge{display:inline-flex;align-items:center;white-space:nowrap;padding:3px 8px;font-size:10px;line-height:1.5;font-weight:500;border-radius:4px;background:var(--surface-raised);color:var(--muted);border:1px solid var(--line)}.badge.green{background:var(--success-bg);color:var(--success);border-color:transparent}.badge.orange{background:var(--warning-bg);color:var(--warning);border-color:transparent}.badge.dark,.badge.purple{background:var(--tint);color:var(--accent);border-color:transparent}.progress-wrap{width:100%;display:flex;align-items:center;gap:12px}.progress-wrap>span{font-size:12px;color:var(--muted);min-width:30px;text-align:right}.progress{height:4px;background:var(--line);border-radius:3px;overflow:hidden;flex:1 1}.progress>span{height:100%;display:block;background:var(--accent);transition:width .25s ease;border-radius:3px}.section-block{margin-top:36px}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:15px;margin-bottom:19px}.section-heading h2{font-size:19px}.section-heading>a{font-size:12px;display:flex;align-items:center;gap:8px;color:var(--muted)}.section-heading>a:hover{color:var(--accent)}.inline-meta{gap:18px;font-size:12px}.eyebrow,.inline-meta{display:flex;color:var(--muted)}.eyebrow{font-size:10px;letter-spacing:1.4px;text-transform:uppercase;font-weight:600;align-items:center;gap:9px}.status-dot{width:5px;height:5px;border-radius:50%;background:var(--accent)}.study-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:24px}.resume-course{border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);overflow:hidden;position:relative;display:flex;flex-direction:column}.resume-main{display:flex;align-items:center;flex:1 1;min-height:248px;padding:28px 32px 15px}.resume-copy{z-index:1;min-width:45%}.resume-copy h2{font-size:32px;letter-spacing:-1px;margin:17px 0 12px}.resume-copy p{font-size:14px;line-height:1.75}.resume-tags{display:flex;align-items:center;gap:11px;margin-top:21px}.resume-tags>span:last-child{font-size:11px;color:var(--faint)}.resume-art{width:53%;flex:1 1;margin-left:-15px;align-self:center;height:228px;display:flex;align-items:center}.course-artwork{color:var(--art-color);overflow:hidden;position:relative;background:#171825}.course-artwork svg{display:block;width:100%;height:100%;object-fit:contain}.resume-art.course-artwork{background:transparent}.art-label{font:8px Inter,Arial;fill:#c4bfd7;letter-spacing:1px}.art-tiny{font:6px Inter,Arial;fill:#9b93b0;letter-spacing:.4px}.art-code{font:11px ui-monospace,monospace;fill:#a0d7c6}.art-dim{fill:#6a9d90}.art-back,.art-front{transform-origin:50% 50%;transition:transform .4s cubic-bezier(.2,.7,.2,1)}.course-card:hover .art-front{transform:translate(-3px,-5px)}.course-card:hover .art-back{transform:translate(4px,2px)}.course-card:hover .art-guides{opacity:.16}.resume-course:hover .art-front{transform:translate(-3px,-3px)}.resume-lesson{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:14px 32px 18px;padding-top:21px;border-top:1px solid var(--line)}.resume-lesson>div>span{font-size:9px;letter-spacing:1px;color:var(--faint);font-weight:500}.resume-lesson h3{font-size:16px;margin:4px 0 5px}.resume-lesson p{display:flex;align-items:center;gap:6px;font-size:11px}.resume-progress{display:flex;align-items:center;gap:16px;margin:0 32px 25px}.resume-progress>span{font-size:10px;white-space:nowrap;color:var(--faint)}.path-panel{padding:26px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius)}.path-panel .section-heading{margin-bottom:17px;color:var(--faint)}.path-panel h3{font-size:19px}.path-progress-label{display:flex;justify-content:space-between;gap:12px;font-size:10px;color:var(--muted);margin:17px 0 9px}.path-progress-label strong{font-weight:500;color:var(--accent)}.path-panel .progress>span{background:var(--success)}.path-steps{list-style:none;margin:23px 0 24px;padding:0}.path-steps li{display:flex;gap:11px;align-items:flex-start;position:relative;font-size:13px;color:var(--faint);padding-bottom:20px}.path-steps li:before{content:"";width:1px;background:var(--line);position:absolute;left:7px;top:18px;bottom:4px}.path-steps li:last-child:before{display:none}.path-steps li:last-child{padding-bottom:0}.path-steps li.complete{color:var(--muted)}.complete>svg{color:var(--success);margin-top:2px}.path-steps li.current{color:var(--ink);font-weight:500}.path-steps li small{display:block;margin-top:3px;font-size:10px;color:var(--accent);font-weight:400}.step-circle{width:15px;height:15px;border:1px solid var(--line);border-radius:50%;flex-shrink:0;margin-top:2px;background:var(--canvas)}.current .step-circle{border:4px solid var(--accent)}.course-mark{display:grid;place-items:center;width:44px;height:44px;flex-shrink:0;border-radius:7px;border:1px solid var(--line);background:var(--surface-raised);color:#b4a4d6}.course-mark.large{width:68px;height:68px;border-radius:10px}.course-mark.slate{color:#7fbbb2}.course-mark.indigo{color:#9cb8e7}.course-mark.teal{color:#8ac4a8}.practice-strip{display:flex;gap:24px;align-items:center;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:28px 8px}.practice-strip-icon{width:54px;height:54px;background:var(--surface-raised);border:1px solid var(--line);border-radius:50%;color:var(--accent);display:grid;place-items:center}.practice-strip h2{font-size:19px;margin:7px 0 5px}.practice-strip p{font-size:12px}.practice-strip .button{margin-left:auto}.catalog-toolbar{justify-content:space-between;gap:18px;margin:26px 0 20px}.catalog-toolbar,.search-field{display:flex;align-items:center}.search-field{gap:10px;background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:0 13px;min-width:250px;max-width:420px;flex:1 1;color:var(--faint)}.search-field input{border:0;outline:0;width:100%;background:transparent;padding:11px 0;font-size:13px;color:var(--ink)}.search-field:focus-within{outline:2px solid var(--accent);outline-offset:2px}.search-field input::placeholder{color:var(--faint)}.filters{display:flex;gap:10px}.field select,.filters select{min-height:42px;border:1px solid var(--line);border-radius:6px;background:var(--surface);padding:8px 12px;color:var(--muted);font-size:13px}.results-label{font-size:11px;color:var(--faint);margin:0 0 18px}.tab-row{display:flex;gap:28px;border-bottom:1px solid var(--line);margin-bottom:25px;overflow:auto}.tab-row button{padding:12px 0;border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);font-size:13px;white-space:nowrap}.tab-row button[aria-pressed=true]{color:var(--ink);border-bottom-color:var(--accent);font-weight:500}.tab-row button:hover{color:var(--accent)}.tab-row button>span{margin-left:7px;background:var(--surface-raised);color:var(--muted);padding:1px 6px;border-radius:4px;font-size:10px}.course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.course-card{border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden;display:flex;flex-direction:column;transition:transform .22s,border-color .22s,box-shadow .22s}.course-card:hover{border-color:#625078;transform:translateY(-4px);box-shadow:0 8px 24px #0002}.course-card-top{height:190px;position:relative;border-bottom:1px solid var(--line)}.course-card-top>.course-artwork{width:100%;height:100%}.course-card-top>.badge{position:absolute;right:15px;top:15px;background:#222332;color:#c0bbcf;border-color:#373448;font-size:9px}.art-lx{background:#14201f}.art-web{background:#151e2f}.art-net{background:#16221f}.course-card-body{padding:22px 23px 0;flex:1 1;display:flex;flex-direction:column}.course-topic{font-size:10px;color:var(--faint);letter-spacing:.4px}.course-card h3{font-size:19px;letter-spacing:-.4px;margin:6px 0 10px}.course-card p{font-size:14px;line-height:1.65;margin-bottom:20px;flex:1 1;max-width:40ch}.card-footer{display:flex;gap:15px;flex-wrap:wrap;font-size:11px;color:var(--muted);padding:13px 0 17px}.card-footer>span{display:flex;align-items:center;gap:5px}.course-card-action{display:flex;align-items:center;gap:14px;min-height:53px;font-size:11px;color:var(--muted);padding:15px 23px;border-top:1px solid var(--line);background:var(--surface)}.course-card-action>.progress-wrap{max-width:96px}.course-card-action>span{white-space:nowrap}.course-card-action>svg{margin-left:auto;transition:transform .2s}.course-card:hover .course-card-action>svg{color:var(--accent);transform:translateX(3px)}.empty-state{padding:45px 25px;text-align:center;border:1px dashed var(--line);border-radius:8px;background:var(--surface)}.empty-state>svg{color:var(--faint);margin-bottom:12px}.empty-state h3{font-size:20px;margin-bottom:7px}.empty-state p{font-size:14px;margin-bottom:20px}.detail-hero{display:grid;grid-template-columns:1fr 340px;gap:30px;border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden;margin-top:25px}.detail-copy{padding:35px}.detail-copy h1{font-size:32px;margin:14px 0}.detail-copy p{max-width:60ch;font-size:14px;line-height:1.8}.detail-copy .inline-meta{margin:20px 0 26px}.detail-hero>.course-artwork{display:flex;align-items:center}.detail-grid{display:grid;grid-template-columns:1fr 310px;gap:30px;margin-top:36px}.outline-module{background:var(--surface);border:1px solid var(--line);border-radius:7px;margin-bottom:14px;overflow:hidden}.outline-module summary{display:flex;gap:12px;align-items:center;padding:21px;cursor:pointer;list-style:none;font-size:14px;font-weight:500}.outline-module summary::-webkit-details-marker{display:none}.outline-module summary>small{margin-left:auto;font-weight:400;color:var(--muted);font-size:11px}.outline-module summary>svg{color:var(--faint);transition:transform .18s}.outline-module[open] summary>svg{transform:rotate(180deg)}.lesson-row{display:flex;gap:12px;align-items:center;border-top:1px solid var(--line);padding:17px 23px;font-size:12px;color:var(--muted)}.lesson-row svg{color:var(--accent)}.lesson-row small{margin-left:auto;color:var(--faint);font-size:10px;white-space:nowrap}.lesson-row:hover{background:var(--surface-raised);color:var(--ink)}.learning-outcomes{padding:25px;border-left:1px solid var(--line);align-self:start}.learning-outcomes h2{font-size:17px;margin-bottom:20px}.learning-outcomes h3{font-size:13px;margin:27px 0 13px}.learning-outcomes ul{padding:0;list-style:none}.learning-outcomes li{display:flex;gap:10px;align-items:flex-start;font-size:12px;color:var(--muted);margin:15px 0}.learning-outcomes li svg{color:var(--success);margin-top:3px}.learning-outcomes p{font-size:12px;line-height:1.8}.paths-list{display:flex;flex-direction:column;gap:24px}.path-card{display:grid;grid-template-columns:240px 1fr 200px;gap:32px;align-items:center;border:1px solid var(--line);border-radius:10px;background:var(--surface);overflow:hidden;padding:0 30px 0 0}.path-art{height:100%;min-height:230px}.path-art .course-artwork{height:100%;display:flex;align-items:center}.path-card h2{font-size:23px;margin:12px 0}.path-card p{font-size:13px;max-width:53ch;margin:0 0 16px;line-height:1.75}.path-action{border-left:1px solid var(--line);padding-left:25px}.path-action p{font-size:11px;margin:10px 0 19px}.path-details{grid-column:1/-1;border-top:1px solid var(--line);padding:24px 30px;margin-right:-30px;background:var(--surface-raised);display:flex;align-items:center;gap:26px;animation:lesson-in .2s ease}.path-details ol{display:flex;gap:16px;flex-wrap:wrap;list-style:none;padding:0;margin:0;flex:1 1}.path-details li{display:flex;align-items:center;gap:8px;font-size:11px;color:var(--muted)}.practice-feature{display:flex;align-items:center;gap:28px;padding:0 28px 0 0;border:1px solid var(--line);border-radius:9px;background:var(--surface);overflow:hidden}.practice-feature:hover{border-color:var(--faint);transform:translateY(-2px)}.practice-feature>.course-artwork{width:220px;height:190px;flex-shrink:0}.practice-feature>div:nth-child(2){flex:1 1;padding:25px 0}.practice-feature h3{font-size:20px;margin:10px 0 9px}.practice-feature p{font-size:13px;margin-bottom:18px}.practice-feature>svg{color:var(--accent)}.admin-summary{display:flex;gap:0;border:1px solid var(--line);border-radius:9px;background:var(--surface);margin-bottom:34px;padding:25px 0}.admin-summary>div{flex:1 1;padding:0 28px;border-right:1px solid var(--line)}.admin-summary>div:last-child{border:0}.admin-summary small{display:block;font-size:12px;color:var(--muted);margin-bottom:12px}.admin-summary strong{font-size:30px;font-weight:500;line-height:1;letter-spacing:-1px}.admin-summary span{display:block;font-size:10px;color:var(--faint);margin-top:12px}.admin-grid>section{min-width:0}.admin-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:32px}.table-wrap{position:relative;width:100%;overflow:auto;border:1px solid var(--line);border-radius:7px;background:var(--surface)}table{border-collapse:collapse;text-align:left;width:100%;font-size:13px}th{padding:15px 18px;background:var(--surface-raised);font-size:10px;letter-spacing:.2px;font-weight:500;color:var(--muted)}td,th{border-bottom:1px solid var(--line);white-space:nowrap}td{padding:21px 18px}tbody tr:last-child td{border:0}tbody tr:hover{background:var(--surface-raised)}.cell-course{display:flex;align-items:center;gap:14px}.cell-course .course-mark{width:40px;height:40px;border-radius:6px}.cell-course .course-mark svg{width:21px;height:21px}.cell-course strong{display:block;font-size:13px;font-weight:500}.cell-course small{display:block;font-size:11px;color:var(--faint);margin-top:5px}.table-link:hover{color:var(--accent)}.activity-panel{padding:0 0 0 24px;border-left:1px solid var(--line)}.activity-panel h2{font-size:19px;margin-bottom:27px}.activity-item{display:flex;gap:12px;font-size:12px;margin-bottom:26px}.activity-item strong{color:var(--ink);font-weight:500}.activity-item small{display:block;font-size:10px;color:var(--faint);margin-top:7px}.activity-item .avatar{width:30px;height:30px;font-size:10px}.admin-callout{display:flex;align-items:center;gap:17px;background:var(--surface);border:1px solid var(--line);border-radius:7px;padding:23px;margin-top:25px}.admin-callout>svg{color:var(--accent)}.admin-callout h3{font-size:15px;margin-bottom:5px}.admin-callout p{font-size:12px}.admin-callout>a{margin-left:auto}.field{display:flex;flex-direction:column;gap:9px;font-weight:500;font-size:13px;margin-bottom:25px}.field input,.field textarea{font-size:14px;font-weight:400;line-height:1.7;background:var(--canvas);border:1px solid var(--line);border-radius:5px;width:100%;padding:11px 13px;color:var(--ink)}.field textarea{resize:vertical;min-height:125px}.field input::placeholder,.field textarea::placeholder{color:var(--faint)}.field small{font-size:11px;font-weight:400;color:var(--faint)}.field select{font-size:13px;font-weight:400;background:var(--canvas)}.field-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px}.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 265px;gap:28px}.form-panel{padding:32px;border:1px solid var(--line);background:var(--surface);border-radius:8px}.form-panel h2{font-size:21px;margin-bottom:8px}.form-panel>p{font-size:13px;margin-bottom:29px}.editor-side{align-self:start}.checklist{border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:25px}.checklist h3{font-size:15px}.checklist ul{padding:0;list-style:none;margin:24px 0}.checklist li{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);margin-bottom:17px}.checklist li svg{color:var(--success)}.checklist li.incomplete svg{color:var(--faint)}.checklist p{font-size:11px}.editor-actions{display:flex;gap:9px;flex-wrap:wrap}.editor-bottom{display:flex;align-items:center;justify-content:space-between;gap:15px;border-top:1px solid var(--line);padding-top:24px}.editor-lesson{border:1px solid var(--line);border-radius:6px;margin-bottom:12px;padding:19px;background:var(--canvas)}.editor-lesson summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:13px;font-size:13px}.editor-lesson summary::-webkit-details-marker{display:none}.editor-lesson summary strong{flex:1 1;font-weight:500}.editor-lesson summary:after{content:"+";font-size:20px;color:var(--faint)}.editor-lesson[open] summary:after{content:"−"}.editor-lesson[open] summary{margin-bottom:23px}.editor-lesson .field{margin-bottom:18px}.editor-lesson .field:last-child{margin-bottom:0}.lesson-order-actions{display:flex;justify-content:flex-end;gap:7px;margin-bottom:12px}.add-row{display:flex;align-items:center;justify-content:center;gap:9px;background:var(--surface);border:1px dashed var(--line);border-radius:5px;padding:14px;width:100%;font-size:13px}.add-row:hover{color:var(--accent);border-color:var(--accent)}.form-error{color:#f39e9e;font-size:13px;margin:15px 0}.notice{display:flex;gap:10px;align-items:flex-start;border-radius:5px;padding:15px 17px;font-size:12px;background:var(--surface-raised);color:var(--muted)}.notice.success{background:var(--success-bg);color:var(--success)}.notice.warning{background:var(--warning-bg);color:var(--warning)}.notice svg{margin-top:2px}.toast{position:fixed;bottom:25px;right:25px;z-index:80;display:flex;gap:12px;align-items:center;max-width:430px;background:var(--surface-raised);border:1px solid var(--line);color:var(--ink);border-radius:7px;padding:17px 21px;font-size:13px;box-shadow:0 5px 18px #0003}.toast button{background:none;border:0;color:inherit;padding:4px;display:flex}.modal{color:var(--ink);background:var(--surface);border:1px solid var(--line);border-radius:10px;margin:auto;padding:32px;width:580px;max-width:calc(100vw - 32px);max-height:86vh;overflow:auto;box-shadow:0 20px 70px #0005;animation:lesson-in .18s ease}.modal.large{width:780px}.native-modal::backdrop{background:#050610b3;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px)}.modal-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:25px}.modal-header h2{font-size:23px}.modal-header p{font-size:13px;margin-top:7px}.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:28px}.modal-details{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:25px 0}.modal-details dt{font-size:11px;color:var(--faint)}.modal-details dd{margin:6px 0 0;font-size:14px}.learner-name{display:flex;align-items:center;gap:12px;background:none;border:0;padding:0;text-align:left}.learner-name strong{font-size:13px;font-weight:500}.learner-name small{display:block;font-size:11px;color:var(--faint);margin-top:4px}.learner-name:hover strong{color:var(--accent)}.table-progress{min-width:130px}.preview-title{margin:22px 0 11px;font-size:29px}.empty-lesson-preview{border-radius:6px;background:var(--surface-raised);padding:24px;color:var(--muted);font-size:13px}.reading-mode .main-wrap{margin-left:0}.reader-back{margin-left:15px}.reader-layout{display:grid;grid-template-columns:280px minmax(0,1fr);min-height:calc(100vh - var(--header-height));max-width:none;margin:auto}.reader-toc{border-right:1px solid var(--line);background:var(--surface);padding:30px 23px}.toc-scroll>h2{font-size:18px;margin-bottom:8px}.toc-scroll>p{font-size:11px;margin-bottom:18px}.toc-scroll>.progress-wrap{margin-bottom:34px}.toc-module{margin-bottom:26px}.toc-module>h3{font-size:10px;letter-spacing:.7px;text-transform:uppercase;color:var(--faint);font-weight:500;margin-bottom:12px}.toc-lesson{display:flex;gap:10px;align-items:flex-start;width:100%;background:none;border:0;border-radius:5px;padding:12px 10px;text-align:left;color:var(--muted);font-size:12px;line-height:1.65}.toc-lesson svg{margin-top:3px}.toc-lesson.active{background:var(--tint);color:var(--accent);font-weight:500}.toc-lesson.done svg{color:var(--success)}.toc-lesson:hover{background:var(--surface-hover)}.reader-main{min-width:0;background:var(--canvas)}.reader-utility{display:flex;justify-content:space-between;align-items:center;padding:19px 40px;border-bottom:1px solid var(--line);font-size:11px;color:var(--faint);background:var(--surface)}.reader-article{max-width:none;padding:0;margin:0;animation:lesson-in .2s ease-out}.reader-article>h1{font-size:32px;margin:18px 0 20px}.reader-intro{font-size:17px;line-height:1.8;max-width:65ch;margin-bottom:31px;color:var(--muted)}.prose{font-size:16px;line-height:1.85;color:var(--muted);max-width:72ch}.prose h2{font-size:22px;margin:32px 0 15px;color:var(--ink)}.prose p{color:var(--muted);margin-bottom:21px}.prose ol{padding-left:23px}.prose li{padding-left:5px;margin-bottom:12px}.code-block{background:#111722;color:#bccad8;border:1px solid #303749;border-radius:7px;margin:27px 0;overflow:hidden}.code-title{padding:12px 18px;background:#1c2432;color:#94a3b8;display:flex;justify-content:space-between;gap:10px;font-size:10px}.code-block pre{padding:24px;margin:0;font-family:ui-monospace,monospace;font-size:12px;line-height:2.1;overflow:auto;max-height:400px}.reader-insight{display:flex;align-items:flex-start;gap:12px;background:var(--success-bg);border:1px solid var(--success-bg);border-radius:7px;padding:21px;margin:28px 0;font-size:13px;color:var(--success)}.reader-insight svg{margin-top:4px}.reader-insight p{color:var(--success);margin:0}.reader-footer{display:flex;justify-content:space-between;gap:20px;margin-top:38px;padding-top:25px}.quiz-question,.reader-footer{border-top:1px solid var(--line)}.quiz-question{padding:23px 0}.quiz-question fieldset{border:0;padding:0;margin:0;min-width:0}.quiz-question legend{font-size:16px;font-weight:500;padding-top:18px;margin-bottom:17px}.answer-option{display:flex;align-items:flex-start;gap:12px;padding:16px;border:1px solid var(--line);border-radius:6px;margin:10px 0;font-size:14px;cursor:pointer;color:var(--muted)}.answer-option input{accent-color:var(--primary);margin-top:4px}.answer-option:has(input:checked){background:var(--tint);border-color:var(--accent);color:var(--ink)}.quiz-result{background:var(--success-bg);padding:22px;border-radius:7px;font-size:13px;margin:23px 0}.quiz-result h3{margin-bottom:10px;color:var(--success)}.quiz-result button{margin-top:12px}.practice-controls{display:flex;justify-content:space-between;gap:18px;align-items:center;padding:22px;border:1px solid var(--line);border-radius:7px;margin:25px 0;background:var(--surface)}.practice-controls .badge{margin-right:9px}.practice-controls strong{font-size:13px;font-weight:500}.practice-controls p{font-size:11px;margin-top:7px}.reader-toc-toggle{display:none}.success-panel{text-align:center;padding:45px 15px}.success-panel>svg{color:var(--success);margin-bottom:20px}.success-panel h2{font-size:29px;margin-bottom:13px}.success-panel p{font-size:16px;margin-bottom:25px}@keyframes lesson-in{0%{opacity:.5;transform:translateY(5px)}to{opacity:1;transform:none}}@media(min-width:1700px){.page{padding-top:50px}.study-layout{grid-template-columns:minmax(0,1fr) 400px}.course-card-top{height:210px}.admin-grid{grid-template-columns:minmax(0,1fr) 300px}.student-home .resume-main{min-height:260px}.reader-toc{padding-top:38px}}@media(max-width:1200px){.topbar-inner{gap:24px;padding:0 25px}.role-control>span{display:none}.desktop-nav .nav-link{padding:0 10px;font-size:12px}.topbar-tools{gap:6px}.page{padding:34px 28px 50px}.study-layout{grid-template-columns:minmax(0,1fr) 285px;gap:20px}.resume-main{padding:26px 26px 12px;min-height:230px}.resume-copy h2{font-size:28px}.resume-art{margin-left:-30px}.resume-lesson,.resume-progress{margin-left:26px;margin-right:26px}.path-panel{padding:23px}.path-panel h3{font-size:18px}.course-grid{gap:20px}.card-footer{gap:10px}.course-card-body{padding:20px 20px 0}.course-card-action{padding:15px 20px}.course-card-top{height:170px}.admin-grid{grid-template-columns:minmax(0,1fr)}.activity-panel{display:flex;flex-wrap:wrap;gap:20px;border:0;padding:0;margin-top:6px}.activity-panel h2{width:100%;margin-bottom:0}.activity-item{flex:1 1;min-width:180px;margin:0}.path-card{grid-template-columns:190px 1fr 180px;gap:24px}.editor-grid{grid-template-columns:minmax(0,1fr) 230px;gap:20px}.detail-hero{grid-template-columns:1fr 290px}.detail-grid{grid-template-columns:1fr 270px}.reader-layout{grid-template-columns:250px minmax(0,1fr)}.reader-article{padding:35px}.admin-summary>div{padding:0 22px}}@media(max-width:1000px){.topbar-inner{gap:20px}.search-shortcut{display:none}.topbar-tools{gap:5px}.topbar-tools>.avatar{display:none}.role-control{margin:0 0 0 6px;padding-left:12px}.brand-text{font-size:15px}.brand-symbol{width:32px;height:32px}.desktop-nav{gap:0}.desktop-nav .nav-link{font-size:12px}.desktop-nav .nav-link svg{display:none}.study-layout{grid-template-columns:minmax(0,1fr) 260px}.resume-main{min-height:225px;padding:23px}.resume-copy h2{font-size:27px}.resume-copy p{font-size:13px}.resume-art{width:48%;margin-left:-65px}.resume-copy{min-width:65%}.resume-tags>span:last-child{display:none}.resume-lesson{margin:16px 23px;flex-wrap:wrap}.resume-progress{margin:0 23px 22px}.resume-lesson .button{padding:9px 12px}.course-card p{font-size:13px}.course-card h3{font-size:18px}.card-footer{gap:8px}.card-footer>span:last-child{display:none}.course-card-action>.progress-wrap{max-width:50px}.path-card{grid-template-columns:160px 1fr;gap:24px;padding-right:25px}.path-art{grid-row:1/3;min-height:265px}.path-card>div:nth-child(2){padding-top:26px}.path-action{grid-column:2;border:0;padding:0 0 25px;display:flex;gap:15px;flex-wrap:wrap;align-items:center}.path-action>.progress-wrap{max-width:150px}.path-action p{margin:0}.path-action>.button{margin-left:auto}.path-details{margin-right:-25px;padding:25px;flex-wrap:wrap}.detail-hero{grid-template-columns:1fr 230px}.detail-grid{grid-template-columns:1fr}.learning-outcomes{border:1px solid var(--line);border-radius:7px;background:var(--surface)}.editor-grid{grid-template-columns:1fr}.editor-side{display:block}.checklist ul{display:flex;flex-wrap:wrap;gap:16px}.checklist li{margin:0}.admin-summary{flex-wrap:wrap;gap:25px 0}.admin-summary>div{flex-basis:50%}.admin-summary>div:nth-child(2n){border:0}.admin-mode .page{padding:30px 24px}.admin-mode .page-heading{flex-wrap:wrap}.practice-feature>.course-artwork{width:180px}.practice-feature h3{font-size:18px}}@media(max-width:760px){:root{--header-height:66px;--sidebar-width:0px}.topbar .mobile-only{display:inline-flex}.topbar-inner{padding:0 18px;gap:12px}.topbar-brand{gap:9px}.brand-symbol{display:none}.brand-text{font-size:16px}.brand-text small{font-size:9px;letter-spacing:1.4px}.desktop-nav{display:none}.topbar-tools{gap:3px}.role-control{border:0;margin:0;padding:0}.role-switch{font-size:10px;padding:2px}.role-switch a{padding:5px 8px}.topbar-context{display:none}.admin-mode .topbar-brand{width:auto}.sidebar,.student-mode:not(.reading-mode) .sidebar{display:flex;transform:translateX(-100%);visibility:hidden;width:252px;transition:transform .2s,visibility .2s}.sidebar.is-open,.student-mode:not(.reading-mode) .sidebar.is-open{transform:none;visibility:visible}.nav-backdrop{position:fixed;inset:var(--header-height) 0 0;background:#060710aa;border:0;z-index:35}.nav-link{padding:13px 15px;font-size:13px}.admin-mode .page,.page{padding:28px 20px 40px}.page-heading{gap:18px;flex-wrap:wrap;margin-bottom:26px}.page-heading h1{font-size:26px}.page-heading p{font-size:13px}.page-heading>.button{font-size:11px;min-height:36px}.admin-mode .app-footer,.app-footer{padding:20px;flex-wrap:wrap;font-size:10px}.study-layout{grid-template-columns:1fr}.resume-main{min-height:215px;padding:25px 25px 12px}.resume-copy{min-width:50%}.resume-copy h2{font-size:29px}.resume-art{margin-left:-30px;width:50%}.resume-tags>span:last-child{display:block;font-size:10px}.resume-lesson{margin:18px 25px}.resume-progress{margin:0 25px 24px}.path-panel{display:grid;grid-template-columns:1fr 1fr;gap:0 25px}.path-panel .section-heading{grid-column:1/-1}.path-panel h3{font-size:19px}.path-panel .path-progress-label{grid-column:1;margin-top:16px}.path-panel>.progress-wrap{grid-column:1}.path-panel>.text-link{grid-column:1;margin-top:20px}.path-steps{grid-column:2;grid-row:2/7;margin:0}.path-steps li{font-size:11px;padding-bottom:18px}.course-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.course-card-top{height:160px}.course-card-body{padding:19px 18px 0}.course-card-action{padding:13px 18px;gap:10px;font-size:10px}.course-card-action>.progress-wrap{max-width:45px}.course-card h3{font-size:18px}.section-heading h2{font-size:19px}.section-heading>a{font-size:11px}.section-block{margin-top:30px}.practice-strip{padding:25px 0;gap:17px;flex-wrap:wrap}.practice-strip h2{font-size:17px}.practice-strip p{font-size:11px}.practice-strip .button{margin-left:71px}.practice-strip-icon{width:52px;height:52px}.practice-strip>div{flex:1 1}.catalog-toolbar{gap:12px}.search-field{min-width:0;max-width:none}.filters select{max-width:185px;font-size:12px}.tab-row{gap:24px}.detail-hero{grid-template-columns:1fr 210px;gap:0}.detail-copy{padding:26px}.detail-copy h1{font-size:26px}.detail-copy p{font-size:13px}.detail-copy .inline-meta{flex-wrap:wrap;gap:9px;font-size:11px}.detail-grid{gap:25px}.path-card{grid-template-columns:140px 1fr;gap:20px}.path-card h2{font-size:21px}.path-card p{font-size:12px}.path-details ol{gap:14px}.practice-feature{gap:20px;padding-right:20px}.practice-feature>.course-artwork{width:150px}.practice-feature .inline-meta{flex-wrap:wrap;font-size:10px;gap:10px}.practice-feature p{font-size:12px}.practice-feature>svg{display:none}.admin-summary>div{padding:0 24px}.field-grid{grid-template-columns:1fr;gap:0}.form-panel{padding:24px}.editor-actions{gap:8px}.editor-actions .button{padding:9px 12px}.editor-bottom{flex-wrap:wrap}.checklist ul{display:block}.checklist li{margin-bottom:15px}.modal{padding:25px}.modal-details{grid-template-columns:1fr}.modal-footer{flex-wrap:wrap}.toast{left:16px;right:16px;bottom:16px}.reader-layout{display:block}.reader-toc{display:none}.reader-toc.open{display:block;border-bottom:1px solid var(--line)}.reader-toc-toggle{display:flex;gap:7px;align-items:center;border:0;background:none;color:var(--muted);font-size:12px;padding:0}.reader-utility{padding:17px 22px;gap:12px}.reader-utility>span:last-child{display:none}.reader-article{padding:32px 24px}.reader-article>h1{font-size:29px}.reader-intro{font-size:16px}.prose{font-size:15px}.prose h2{font-size:21px}.code-block pre{font-size:11px;padding:18px}.code-title{font-size:10px;padding:11px 16px}.reader-back{font-size:12px;margin:0}.reading-mode .topbar-brand{display:none}.reading-mode .topbar-tools{margin-left:auto}.reader-footer{gap:10px}.reader-footer .button{font-size:11px;padding:10px 12px}.practice-controls{flex-wrap:wrap}.answer-option{font-size:13px}.success-panel{padding:25px 0}}@media(max-width:480px){.topbar-inner{padding:0 14px}.topbar-tools .icon-button{width:31px}.admin-mode .page,.page{padding:25px 18px 36px}.page-heading h1{font-size:25px}.student-home .page-heading>.button{display:none}.resume-main{padding:24px 22px 5px;min-height:225px}.resume-copy{min-width:0;flex:1 1}.resume-copy h2{font-size:25px}.resume-copy p{font-size:12px}.resume-art{margin-left:0;width:110px;min-width:110px;flex:0 0 110px;align-self:center;height:150px;opacity:1}.resume-tags>span:last-child{display:none}.resume-lesson{margin:15px 22px 17px;gap:16px}.resume-lesson>.button,.resume-lesson>div{width:100%}.resume-progress{margin:0 22px 23px}.path-panel{display:block;padding:23px}.path-panel .path-progress-label{margin:17px 0 10px}.path-steps{margin:22px 0}.path-steps li{font-size:12px}.path-panel>.text-link{margin-top:0}.course-grid{grid-template-columns:1fr}.course-card-top{height:195px}.course-card h3{font-size:21px}.course-card p{font-size:13px;line-height:1.7}.course-card-body{padding:23px 23px 0}.card-footer{font-size:11px;gap:15px}.card-footer>span:last-child{display:flex}.course-card-action{padding:16px 23px;font-size:11px}.course-card-action>.progress-wrap{max-width:100px}.practice-strip .button{margin-left:0;width:100%}.practice-strip-icon{display:none}.catalog-toolbar{flex-wrap:wrap}.search-field{min-width:100%}.filters{width:100%}.filters select{width:100%;max-width:none}.detail-hero{grid-template-columns:1fr}.detail-hero>.course-artwork{height:180px;grid-row:1}.detail-copy{padding:25px}.detail-copy h1{font-size:27px}.detail-copy .button{width:100%}.outline-module summary{font-size:12px;padding:17px;gap:8px}.outline-module summary>small{font-size:10px}.lesson-row{font-size:12px;padding:16px 17px;flex-wrap:wrap}.lesson-row small{padding-left:27px;margin-left:0;font-size:10px;width:100%}.path-card{grid-template-columns:1fr;padding:0;gap:0}.path-art{grid-row:auto;min-height:0;height:170px}.path-card>div:nth-child(2){padding:24px 25px 16px}.path-card h2{font-size:23px}.path-card p{font-size:13px}.path-action{grid-column:1;padding:0 25px 25px;display:block}.path-action>.progress-wrap{max-width:none}.path-action p{font-size:11px;margin:9px 0 17px}.path-details{grid-column:1;margin:0;padding:24px;display:block}.path-details ol{display:flex;flex-direction:column;gap:15px;width:100%;margin-bottom:22px}.path-details li{font-size:12px}.path-details li>svg:last-child:not(:first-child){display:none}.practice-feature{display:block;padding:0}.practice-feature>.course-artwork{width:100%;height:170px}.practice-feature>div:nth-child(2){padding:25px}.practice-feature h3{font-size:21px}.practice-feature p{font-size:13px}.practice-feature .inline-meta{font-size:11px}.practice-strip h2{font-size:19px}.admin-summary small{font-size:11px}.admin-summary>div{padding:0 20px}.admin-summary strong{font-size:29px}.admin-summary span{font-size:10px}.admin-callout{flex-wrap:wrap;padding:22px}.admin-callout>a{margin-left:0}.form-panel{padding:22px}.editor-lesson{padding:16px}.editor-lesson summary{font-size:12px;gap:9px}.editor-lesson summary .badge{font-size:9px}.editor-lesson summary strong{overflow-wrap:anywhere}.reader-article{padding:28px 21px}.reader-article>h1{font-size:27px}.reader-insight{padding:18px}.reader-footer{flex-wrap:wrap}.reader-footer .button{font-size:11px}.reader-utility{padding:16px 20px}.reading-mode .role-switch{font-size:9px}.reading-mode .role-switch a{padding:5px 6px}.reading-mode .topbar-inner{gap:6px}.modal-header h2{font-size:21px}}@media(prefers-reduced-motion:reduce){*,:after,:before{animation:none!important;transition:none!important;scroll-behavior:auto!important}}.detail-copy>.eyebrow{margin-bottom:13px}.study-note{display:flex;align-items:flex-start;gap:10px;padding:21px 3px;color:var(--faint)}.study-note p{font-size:11px;line-height:1.7}.course-preview-panel{border:1px solid var(--line);border-radius:8px;overflow:hidden;background:var(--surface);margin-bottom:20px}.course-preview-panel>.course-artwork{height:145px}.course-preview-copy{padding:20px}.course-preview-copy h3{font-size:16px;margin:8px 0 15px}.course-preview-copy .text-link{border:0;padding:0;background:none;font-family:inherit;cursor:pointer}.desktop-toc-toggle{display:flex;align-items:center;gap:8px;background:none;border:0;padding:0;color:var(--muted);font-size:12px}.reader-layout.outline-hidden{grid-template-columns:minmax(0,1fr)}.reader-layout.outline-hidden .reader-toc{display:none}.reader-layout.outline-hidden .reader-article{max-width:none}.reader-utility>span:nth-last-child(2){margin-left:auto;margin-right:25px}@media(max-width:760px){.desktop-toc-toggle{display:none}.reader-layout.outline-hidden .reader-toc.open{display:block}.reader-utility>span:nth-last-child(2){margin:0}.course-preview-panel{display:none}}.student-mode .app-footer{padding:20px var(--page-gutter)}.brand-mark{display:block;width:66px;height:44px;object-fit:contain;filter:invert(1) hue-rotate(55deg) saturate(.65) brightness(1.1)}:root[data-theme=light] .brand-mark{filter:hue-rotate(238deg) saturate(.65)}.brand{padding:2px}.topbar-inner{gap:32px}.reader-layout{grid-template-columns:288px minmax(0,1fr)}.reader-toc{position:sticky;top:var(--header-height);height:calc(100dvh - var(--header-height));overflow-y:auto;padding:30px 24px}.reader-body{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,.8fr);gap:clamp(28px,3vw,60px);padding:40px var(--page-gutter) 60px;align-items:start}.reader-article{min-width:0}.reader-article>h1{margin-top:16px}.reader-article .prose{max-width:none}.prose>ol,.prose>p{max-width:72ch}.reader-workbench{min-width:0;position:sticky;top:calc(var(--header-height) + 30px);padding-top:6px}.workbench-heading{display:flex;align-items:center;gap:10px;color:var(--accent)}.workbench-heading h2{font-size:14px;color:var(--ink);font-weight:500}.workbench-heading .badge{margin-left:auto}.reader-workbench .code-block{margin:20px 0 0}.reader-workbench pre{font-size:12px;padding:24px 18px}.evidence-caption{display:grid;grid-template-columns:70px 1fr;gap:12px;padding:20px 0;border-bottom:1px solid var(--line);font-size:12px;color:var(--muted)}.evidence-caption strong{font-weight:400;color:var(--ink)}.lesson-objective{padding:25px 0}.lesson-objective h3{font-size:14px;margin-bottom:12px}.lesson-objective p{font-size:13px;line-height:1.8}.lesson-notes{display:block}.lesson-notes>span{font-size:14px;display:block;margin-bottom:12px}.lesson-notes small{display:block;font-size:11px;color:var(--muted);margin-top:7px}.lesson-notes textarea{resize:vertical;width:100%;min-height:120px;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:6px;padding:16px;font:inherit;font-size:13px;line-height:1.7}.lesson-notes textarea::placeholder{color:var(--muted)}.reader-workbench>.text-link{margin-top:24px;font-size:12px}.reader-utility{padding-left:var(--page-gutter);padding-right:var(--page-gutter)}@media(min-width:1800px){.reader-layout{grid-template-columns:310px minmax(0,1fr)}.reader-body{grid-template-columns:minmax(0,1.3fr) minmax(360px,.8fr)}.reader-article>h1{font-size:34px}.reader-workbench pre{font-size:13px}}@media(max-width:1200px){.reader-layout{grid-template-columns:250px minmax(0,1fr)}.reader-body{grid-template-columns:minmax(0,1fr);padding:32px}.reader-workbench{position:static;border-top:1px solid var(--line);padding-top:28px}.reader-article{padding:0}}@media(max-width:760px){.reader-layout{display:block}.reader-toc{position:static;height:auto}.reader-body{padding:28px 20px 40px;gap:32px}.reader-article{padding:0}.brand-mark{width:51px;height:36px}.reading-mode .topbar-brand{display:flex}.reader-back{font-size:11px}.reading-mode .role-control{display:none}.reader-utility{padding:16px 20px}}.reader-layout{grid-template-columns:var(--outline-width,288px) minmax(0,1fr);margin:0;width:100%}.reader-toc{overflow:visible}.reader-toc:has(.outline-resizer){min-height:0}.outline-resizer{position:absolute;right:-5px;top:0;bottom:0;width:10px;cursor:col-resize;z-index:2;touch-action:none;display:grid;place-items:center}.outline-resizer span{width:3px;height:40px;border-radius:2px;background:var(--line);transition:background .15s}.is-resizing .outline-resizer span,.outline-resizer:focus-visible span,.outline-resizer:hover span{background:var(--accent)}.is-resizing{-webkit-user-select:none;user-select:none}.auth-nav-link{font-size:12px;padding:10px;color:var(--accent)}.auth-entry{min-height:100dvh;background:var(--canvas)}.auth-top{display:flex;justify-content:space-between;align-items:center;padding:28px var(--page-gutter);border-bottom:1px solid var(--line)}.auth-top .back-link{margin:0}.auth-entry-body{min-height:calc(100dvh - 102px);display:grid;grid-template-columns:1.1fr 1fr;align-items:center;gap:10vw;padding:65px 9vw}.auth-product{font-size:13px;color:var(--accent)}.auth-story h1{font-size:44px;line-height:1.15;letter-spacing:-1.5px;margin:26px 0}.auth-story>p{font-size:16px;max-width:40ch;line-height:1.8}.auth-journey{display:flex;align-items:center;gap:22px;margin-top:50px;color:var(--muted)}.auth-journey span{display:flex;align-items:center;gap:10px;font-size:14px}.auth-journey svg{color:var(--accent)}.auth-journey i{height:1px;background:var(--line);width:90px}.auth-form-panel{max-width:440px;width:100%;justify-self:center}.auth-shield{color:var(--accent);margin-bottom:24px}.auth-form-panel h2{font-size:28px;letter-spacing:-.7px;margin-bottom:16px}.auth-form-panel>p{font-size:14px;line-height:1.8}.auth-form-panel>.button{width:100%;margin-top:30px;justify-content:space-between;min-height:48px}.auth-form-panel .auth-caption{font-size:12px;margin-top:16px}.auth-alternate{font-size:13px;margin-top:30px;padding-top:24px;border-top:1px solid var(--line);color:var(--muted)}.auth-alternate a{color:var(--accent);margin-left:7px}.auth-preview-link{display:flex;align-items:center;gap:9px;font-size:12px;margin-top:24px;color:var(--muted)}.auth-form-panel .notice{margin-top:20px}.missing-page{min-height:65dvh;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;gap:20px}.missing-page>svg{color:var(--accent)}.missing-page h1{font-size:30px}.missing-page p{max-width:60ch}@media(max-width:1200px){.auth-entry-body{gap:6vw;padding:60px 7vw}.auth-story h1{font-size:36px}}@media(max-width:760px){.reader-layout{display:block}.reader-toc{height:auto}.auth-nav-link,.outline-resizer{display:none}.auth-entry-body{display:block;padding:44px 24px}.auth-story{display:none}.auth-form-panel{margin:25px auto}.auth-top{padding:20px 24px}.reader-body{grid-template-columns:minmax(0,1fr)}}.reader-toc{padding:0}.toc-scroll{height:100%;overflow:auto;padding:30px 24px}@media(max-width:760px){.toc-scroll{height:auto;padding:25px}}.outline-resizer{top:calc(50% - 36px);bottom:auto;height:72px}.outline-resizer:focus-visible{outline-offset:2px}.reading-mode .reader-utility{min-height:58px}.lesson-notes .notes-counter{display:flex;justify-content:space-between;gap:10px;color:var(--muted);font-size:11px;margin:10px 0 0}.notes-counter>span:last-child{font-feature-settings:"tnum";font-variant-numeric:tabular-nums;white-space:nowrap}.course-meta{display:flex;align-items:center;flex-wrap:wrap;gap:8px;font-size:12px;color:var(--muted)}.course-meta>span+span:before{content:"·";margin-right:8px;color:var(--faint)}.course-card .course-meta{font-size:11px}.course-card:hover{box-shadow:none;transform:translateY(-2px)}.course-detail .detail-hero{border:0;border-radius:0;background:none;gap:48px;margin-top:28px;padding-bottom:36px;border-bottom:1px solid var(--line);grid-template-columns:minmax(0,1fr) minmax(210px,28%)}.course-detail .detail-copy{padding:18px 0 0}.course-detail .detail-copy h1{margin:16px 0 12px}.course-detail .detail-hero>.course-artwork{max-height:240px;border-radius:6px;overflow:hidden;align-self:center}.course-detail .detail-grid{grid-template-columns:minmax(0,1fr) 285px;gap:clamp(32px,5vw,90px);margin-top:36px}.course-detail .outline-module{border:0;border-radius:0;background:none;overflow:visible;margin:0;border-bottom:1px solid var(--line)}.course-detail .outline-module summary{padding:22px 0;font-size:14px}.course-detail .lesson-row{border:0;padding:16px 12px 16px 28px;border-radius:4px;color:var(--ink)}.course-detail .lesson-row:last-child{margin-bottom:14px}.course-detail .lesson-row>svg{color:var(--muted);flex-shrink:0}.course-detail .learning-outcomes{padding:0;border:0;border-radius:0;background:none}.progress-heading{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px;gap:16px}.learning-outcomes .progress-heading h2{margin:0;font-size:16px}.progress-heading strong{font-size:16px;font-weight:500;color:var(--accent)}.learning-outcomes .progress-caption{font-size:11px;margin-top:10px}.learning-outcomes h3{padding-top:24px;border-top:1px solid var(--line);margin-top:24px}.preview-footer{display:flex;gap:18px;flex-wrap:wrap}.preview-footer a{color:var(--muted);text-decoration:underline;text-underline-offset:3px}.topbar .search-shortcut{display:inline-flex}.course-search-dialog{width:min(580px,calc(100vw - 32px));max-height:min(560px,calc(100dvh - 64px));margin:12vh auto 0;border:1px solid var(--line);border-radius:10px;padding:0;color:var(--ink);background:var(--surface);overflow:auto}.course-search-dialog::backdrop{background:rgb(0 0 0/.65)}.course-search-input{display:flex;align-items:center;gap:12px;padding:16px 18px;border-bottom:1px solid var(--line);color:var(--muted)}.course-search-input input{flex:1 1;min-width:0;border:0;outline:0;background:none;font:inherit;font-size:15px;color:var(--ink);padding:8px 0}.course-search-input input::placeholder{color:var(--muted)}.course-search-input:focus-within{box-shadow:inset 0 -2px var(--accent)}.course-search-results{padding:8px}.search-result-count{font-size:11px;padding:12px 14px;color:var(--muted)}.course-search-results ul{list-style:none;padding:0;margin:0}.course-search-results a{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 14px;border-radius:5px;transition:background .15s ease-out}.course-search-results a:focus-visible,.course-search-results a:hover{background:var(--surface-hover)}.course-search-results a>span{min-width:0}.course-search-results strong{display:block;font-size:14px;font-weight:500}.course-search-results small{display:block;margin-top:7px;font-size:11px;color:var(--muted)}.course-search-results svg{color:var(--muted);flex-shrink:0}.search-empty{padding:24px 14px 32px;font-size:13px}@media(max-width:1000px){.course-detail .detail-grid{grid-template-columns:minmax(0,1fr)}.course-detail .learning-outcomes{border-top:1px solid var(--line);padding-top:28px;max-width:600px}.topbar-inner{gap:20px}}@media(max-width:760px){.course-detail .detail-hero{grid-template-columns:1fr;gap:20px}.course-detail .detail-hero>.course-artwork{display:none}.course-detail .detail-copy{padding:0}.course-detail .detail-copy .button{width:auto}.course-detail .outline-module summary{gap:8px;flex-wrap:wrap}.course-detail .outline-module summary small{font-size:10px}.course-detail .lesson-row{padding:15px 8px 15px 20px}.course-detail .lesson-row small{padding-left:27px}.course-search-dialog{margin-top:28px}.course-search-input{padding:12px}.course-meta{font-size:11px}}.workbench-sample{margin-left:auto;font-size:11px;color:var(--muted)}.topbar-tools form{position:relative}.sign-out-error{position:absolute;right:0;top:calc(100% + 10px);width:220px;padding:12px 14px;border:1px solid var(--line);background:var(--surface);color:var(--ink);font-size:12px;line-height:1.5;z-index:50}