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svg{width:18px;height:18px;rotate:-90deg}.progress-chip circle{fill:none;stroke:var(--line);stroke-width:2.5px}.progress-chip circle+circle{stroke:var(--ok);transition:stroke-dasharray .8s var(--ease)}.nav-toggle{margin-left:0;padding:8px;line-height:0}.serif{letter-spacing:-.015em;color:var(--accent);font-family:Instrument Serif,Georgia,Times New Roman,serif;font-style:italic;font-weight:400}h1 .serif,h2 .serif{font-size:1.08em}.section{padding:clamp(64px,8vw,112px) 0}.hero{text-align:center}.hero-grid{display:block}.hero h1{letter-spacing:-.045em;max-width:15em;margin-inline:auto;font-size:clamp(2.4rem,5.4vw,4.5rem);font-weight:500;line-height:1.02}.hero-side p{max-width:52ch;margin:24px auto 0}.hero .actions,.hero .trust{justify-content:center}.hero-stage{text-align:left;position:relative}.hero-stage:before{content:"";background:radial-gradient(closest-side,color-mix(in srgb,var(--accent) 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button{font:inherit;letter-spacing:inherit;color:inherit;cursor:pointer;background:0 0;border:0;padding:0;transition:color .4s}.cloud button:hover{color:var(--ink)}.cloud button.is-on{color:var(--accent)}.entry-bar{background:var(--accent);transform-origin:0;height:2px;margin-top:20px;animation:3.4s linear forwards fill;display:block;scale:0 1}.entry{border:1px solid var(--line);background:var(--bg);border-radius:22px;flex-direction:column;min-height:300px;padding:clamp(24px,3.4vw,44px);display:flex;position:sticky;top:96px}.entry-kicker{font:500 .75rem var(--sans);color:var(--muted);justify-content:space-between;display:flex}.entry-kicker span:first-child{color:var(--accent-ink)}.entry-term{letter-spacing:-.055em;animation:rise .6s var(--ease);margin-top:auto;font-size:clamp(2.2rem,4vw,3.3rem);font-weight:600;line-height:1}.entry-def{max-width:30ch;min-height:3.5em;color:var(--muted);animation:fadeup .6s var(--ease) .12s 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a{color:var(--ink);font-size:1.0625rem;line-height:1.3;text-decoration:none;transition:color .2s}.footer nav a:hover{color:var(--accent-ink)}.footer .footer-modules{columns:2;column-gap:40px;display:block}.footer-modules h4{column-span:all;margin-bottom:20px}.footer-modules a{break-inside:avoid;gap:12px;margin-bottom:12px;display:flex}.footer-modules span{width:20px;color:var(--muted);flex:none;font-size:.75rem;line-height:1.9}.footer-bottom{border-top:1px solid var(--line);justify-content:space-between;align-items:center;gap:20px;margin-top:clamp(48px,6vw,80px);padding-top:24px;font-size:.875rem;display:flex}.to-top{font:inherit;color:inherit;cursor:pointer;background:0 0;border:0;align-items:center;gap:10px;padding:0;transition:color .2s;display:inline-flex}.to-top svg{box-sizing:content-box;background:var(--ink);color:var(--on-ink);border-radius:8px;padding:7px;transition:background .3s,color .3s}.to-top:hover{color:var(--ink)}.to-top:hover svg{background:var(--accent);color:#fff}.footer-word{letter-spacing:-.07em;text-align:center;white-space:nowrap;color:color-mix(in srgb,var(--ink) 6%,transparent);-webkit-user-select:none;user-select:none;margin:clamp(32px,5vw,72px) 0 -.3em;font-size:31vw;font-weight:600;line-height:.8}.reading-bar{z-index:21;background:var(--accent);transform-origin:0;height:3px;position:fixed;top:0;left:0;right:0;scale:0 1}.module-hero{overflow:hidden}.module-hero .wrap,.module-hero .wrap>*{position:relative}.module-hero .module-no{font:600 clamp(9rem,25vw,21rem)/.8 var(--sans);letter-spacing:-.06em;color:color-mix(in srgb,var(--ink) 6%,transparent);pointer-events:none;-webkit-user-select:none;user-select:none;position:absolute;top:50%;right:0;translate:0 -50%}.crumbs{align-items:center;gap:10px;display:flex}.crumbs a{text-decoration:none;transition:color .2s}.crumbs a:hover{color:var(--ink)}.crumbs span{opacity:.5}.pager{border-top:0;padding-top:0}.pager a{border:1px solid 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var(--line);padding-top:28px}.notes{gap:12px;margin:0;padding:0;list-style:none;display:grid}.form+.notes{margin-top:24px}.note{border:1px solid var(--line);background:var(--bg);border-radius:14px;padding:16px 18px}.note-head{justify-content:space-between;align-items:baseline;gap:12px;display:flex}.note-step{font:500 .8125rem var(--sans);color:var(--accent-ink)}.note-grade{letter-spacing:-.02em;flex:none;font-weight:600}.note-body{white-space:pre-wrap;overflow-wrap:anywhere;margin-top:8px}.note-foot{color:var(--muted);flex-wrap:wrap;align-items:center;margin-top:10px;font-size:.8125rem;display:flex}.admin-hero{border-bottom:1px solid var(--line);padding-bottom:0}.admin-hero h1{font-size:clamp(2.2rem,5vw,3.4rem)}.subnav{gap:4px;margin-top:28px;display:flex;overflow-x:auto}.subnav a{color:var(--muted);border-bottom:2px solid #0000;flex:none;padding:12px 16px;font-size:.9375rem;font-weight:500;text-decoration:none;transition:color .2s,border-color .2s}.subnav a:hover{color:var(--ink)}.subnav a[aria-current]{border-bottom-color:var(--accent);color:var(--ink)}.admin{padding-block:clamp(28px,4vw,48px) clamp(72px,9vw,120px)}.admin .account{padding-block:24px 0}.admin .search{margin:0 0 20px}.tiles{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 24px;padding:0;list-style:none;display:grid}.tiles li{border:1px solid var(--line);background:var(--surface);border-radius:16px;padding:18px 20px}.tiles strong{letter-spacing:-.05em;font-size:2.2rem;font-weight:600;line-height:1;display:block}.tiles span{color:var(--muted);margin-top:6px;font-size:.875rem;display:block}.table-card{border:1px solid var(--line);background:var(--surface);border-radius:16px}.people{border-collapse:collapse;white-space:nowrap;width:100%;font-size:.9375rem}.people :is(th,td){border-bottom:1px solid var(--line);text-align:left;padding:13px 18px}.people th{letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-size:.75rem;font-weight:600}.people tbody tr:last-child td{border-bottom:0}.people td:first-child a{text-underline-offset:3px;font-weight:600}.people td:first-child a:hover{color:var(--accent-ink)}.mini-meter{background:var(--line);vertical-align:middle;border-radius:3px;width:64px;height:5px;margin-right:10px;display:inline-block;overflow:hidden}.mini-meter span{width:var(--done);background:var(--ok);height:100%;display:block}.badge{border:1px solid var(--line);font:500 .75rem var(--sans);color:var(--muted);border-radius:7px;padding:3px 9px;display:inline-block}.badge--tutor{border-color:var(--ok);color:var(--ok)}.badge--admin{border-color:var(--accent);color:var(--accent-ink)}.back{color:var(--muted);align-items:center;gap:8px;font-size:.875rem;text-decoration:none;transition:color .2s;display:inline-flex}.back:hover{color:var(--ink)}.person{flex-wrap:wrap;align-items:flex-start;gap:20px;margin:18px 0;display:flex}.person-main{flex:280px;min-width:0}.person h2{letter-spacing:-.045em;font-size:clamp(1.8rem,3.4vw,2.5rem)}.person p{color:var(--muted);margin-top:6px;font-size:.9375rem}.person-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.settings{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:start;gap:20px;display:grid}.settings-save{grid-column:1/-1;justify-items:start;gap:14px;display:grid}@media (width<=900px){.account,.settings{grid-template-columns:minmax(0,1fr)}.tiles{grid-template-columns:repeat(2,minmax(0,1fr))}.track-row{grid-template-columns:24px 28px minmax(0,1fr)}.track-state{text-align:left;grid-column:3}}.module-hero .lede strong{color:var(--ink);font-weight:600}.enroll-error{max-width:54ch;margin-top:20px}.track .link-btn{color:var(--ink);text-underline-offset:3px;text-decoration:underline}.track .link-btn:hover{color:var(--accent-ink)}.track-hint{margin-bottom:14px}.embed-still{object-fit:cover;object-position:top;width:100%;height:100%;animation:.6s fadein}