@font-face{font-family:Newsreader;font-style:normal;font-weight:400 600;font-display:swap;src:url(/fonts/Newsreader-Variable.woff2)format("woff2")}@font-face{font-family:Newsreader;font-style:italic;font-weight:400 600;font-display:swap;src:url(/fonts/Newsreader-Italic-Variable.woff2)format("woff2")}@font-face{font-family:IBM Plex Sans;font-style:normal;font-weight:400 600;font-display:swap;src:url(/fonts/IBMPlexSans-Variable.woff2)format("woff2")}:root{--bg:#f6f2ea;--bg-raised:#fbf8f2;--bg-sunken:#ebe6db;--ink:#1c1b18;--ink-2:#3d3a34;--ink-3:#57534b;--ink-4:#8a847a;--line:#d9d3c7;--accent:#c2410c;--accent-ink:#f6f2ea;--good:#2f6b3a;--warn:#9a6b00;--bad:#a3261f;--focus:#1c1b18;--serif:"Newsreader", Georgia, "Times New Roman", serif;--sans:"IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--radius:4px;--max:1400px}:root[data-theme=dark]{--bg:#17161a;--bg-raised:#1f1e23;--bg-sunken:#0f0e11;--ink:#f1ede4;--ink-2:#d9d3c7;--ink-3:#aaa397;--ink-4:#7c766c;--line:#3a3840;--accent:#f0703d;--accent-ink:#17161a;--good:#7fc088;--warn:#e0b64a;--bad:#ef8177;--focus:#f1ede4}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#17161a;--bg-raised:#1f1e23;--bg-sunken:#0f0e11;--ink:#f1ede4;--ink-2:#d9d3c7;--ink-3:#aaa397;--ink-4:#7c766c;--line:#3a3840;--accent:#f0703d;--accent-ink:#17161a;--good:#7fc088;--warn:#e0b64a;--bad:#ef8177;--focus:#f1ede4}}*{box-sizing:border-box}html,body{background:var(--bg);color:var(--ink);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.5}a{color:var(--ink)}a:hover{color:var(--accent)}button,input,textarea,select{font:inherit;color:inherit}:focus-visible{outline:2px solid var(--focus);outline-offset:3px}.sr-only{clip:rect(0, 0, 0, 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.shell{min-height:100vh;background:var(--bg);background-image:radial-gradient(circle at 20% 0%, var(--bg-raised) 0, transparent 55%);min-height:100dvh;max-width:var(--max);grid-template-rows:auto 1fr auto;margin:0 auto;padding:36px 56px 44px;display:grid}.top{flex-wrap:wrap;justify-content:space-between;align-items:baseline;gap:12px;display:flex}.crumb{font:italic 400 22px var(--serif);flex-wrap:wrap;align-items:baseline;gap:10px;display:flex}.crumb a{text-decoration:none}.crumb a:hover{text-decoration:underline}.crumb .sep{color:var(--ink-4)}.meta{color:var(--ink-3);flex-wrap:wrap;align-items:baseline;gap:28px;font-size:14px;display:flex}.meta b{color:var(--ink);font-weight:600}.eyebrow{letter-spacing:.14em;text-transform:uppercase;color:var(--accent);font-size:12px;font-weight:600}.eyebrow.quiet{color:var(--ink-3)}h1.title{font:400 44px/1.15 var(--serif);letter-spacing:-.01em;text-wrap:pretty;margin:0}h2.subtitle{font:500 28px/1.2 var(--serif);margin:0}.foot{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;display:flex}.btn{font:500 15px var(--sans);border-radius:var(--radius);border:1px solid var(--ink);color:var(--ink);cursor:pointer;background:0 0;align-items:center;gap:8px;min-height:48px;padding:14px 28px;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.btn:hover{background:var(--bg-sunken)}.btn.primary{background:var(--ink);color:var(--bg)}.btn.primary:hover{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}.btn.quiet{color:var(--ink-3);border-color:#0000;min-height:40px;padding:10px 14px}.btn.quiet:hover{color:var(--ink);background:var(--bg-sunken)}.btn.pill{border-style:dashed;border-color:var(--ink-4);color:var(--ink-3);border-radius:999px;min-height:40px;padding:8px 14px;font-size:14px}.btn.pill:hover{border-color:var(--ink);color:var(--ink);background:0 0}.btn.danger{border-color:var(--bad);color:var(--bad)}.btn:disabled{opacity:.45;cursor:default}.key{color:var(--ink-4);margin-left:6px;font-size:13px}.btn.primary .key{color:var(--line)}.split{grid-template-columns:1fr 1fr;align-items:center;gap:64px;min-height:0;padding:24px 0;display:grid}.split.clickable{cursor:pointer}.q-col{flex-direction:column;gap:22px;display:flex}.q{font:400 44px/1.15 var(--serif);letter-spacing:-.01em;text-wrap:pretty;white-space:pre-wrap}.q .cloze{border-bottom:2px solid var(--accent);color:var(--accent);padding:0 .15em}.q .cloze.revealed{color:var(--ink);border-bottom-color:var(--ink-4)}.ans{border-left:1px solid var(--line);flex-direction:column;justify-content:center;gap:22px;min-height:320px;padding-left:64px;display:flex}.a{font:500 34px/1.2 var(--serif);text-wrap:pretty;white-space:pre-wrap}.note{color:var(--ink-2);text-wrap:pretty;white-space:pre-wrap;margin-top:18px;font-size:15px;line-height:1.6}.hint{color:var(--ink-2);align-items:baseline;gap:10px;font-size:15px;line-height:1.5;display:flex}.hint .eyebrow{letter-spacing:.12em;color:var(--ink-4);font-size:11px}.placeholder{font:italic 400 22px var(--serif);color:var(--ink-3)}.progress{align-items:center;gap:6px;display:flex}.progress i{background:var(--line);border-radius:2px;width:14px;height:3px;display:block}.progress i.done{background:var(--ink);width:28px}.grade{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.grade .info{color:var(--ink-3);margin-right:8px;font-size:13px}.flip-in{animation:.3s ease-out both flipIn}@keyframes flipIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.flip-in{animation:none}.btn{transition:none}}.stack{flex-direction:column;gap:18px;display:flex}.row{flex-wrap:wrap;align-items:center;gap:12px;display:flex}.row.between{justify-content:space-between}.deck-grid{grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;display:grid}.deck-card{border:1px solid var(--line);background:var(--bg-raised);text-align:left;cursor:pointer;border-radius:6px;flex-direction:column;gap:12px;padding:22px 24px;transition:border-color .15s;display:flex}.deck-card:hover{border-color:var(--ink)}.deck-card h3{font:500 26px/1.15 var(--serif);margin:0}.deck-card .course{font:italic 400 16px var(--serif);color:var(--ink-3)}.deck-card .stats{color:var(--ink-3);gap:18px;font-size:14px;display:flex}.deck-card .stats b{color:var(--ink);font-weight:600}.badge{letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);color:var(--ink-3);border-radius:999px;padding:3px 8px;font-size:12px;display:inline-block}.badge.due{color:var(--accent);border-color:var(--accent)}.badge.good{color:var(--good);border-color:var(--good)}.field{flex-direction:column;gap:6px;display:flex}.field label{letter-spacing:.04em;color:var(--ink-3);font-size:13px}.field input,.field textarea,.field select{border:1px solid var(--line);background:var(--bg-raised);border-radius:var(--radius);width:100%;min-height:48px;padding:12px 14px}.field textarea{resize:vertical;min-height:96px;font-family:var(--serif);font-size:18px}.field input:focus,.field textarea:focus{border-color:var(--ink)}.card-list{border-top:1px solid var(--line);flex-direction:column;display:flex}.card-row{border-bottom:1px solid var(--line);grid-template-columns:1fr 1fr auto;align-items:start;gap:24px;padding:18px 0;display:grid}.card-row .cq{font:400 20px/1.3 var(--serif)}.card-row .ca{color:var(--ink-2);font-size:15px}.card-row.suspended{opacity:.55}.tags{flex-wrap:wrap;gap:6px;margin-top:6px;display:flex}.tag{color:var(--ink-3);border:1px solid var(--line);border-radius:999px;padding:1px 8px;font-size:12px}.banner{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--bg-raised);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 18px;font-size:15px;display:flex}.banner.error{border-left-color:var(--bad)}.banner.quiet{border-left-color:var(--ink-4);color:var(--ink-3)}.empty{text-align:center;color:var(--ink-3);font:italic 400 22px var(--serif);padding:48px 0}.kpis{grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:24px;display:grid}.kpi{border-top:1px solid var(--line);padding-top:14px}.kpi .n{font:500 40px/1 var(--serif)}.kpi .l{color:var(--ink-3);margin-top:6px;font-size:13px}.nav{flex-wrap:wrap;align-items:center;gap:18px;font-size:14px;display:flex}.nav a{color:var(--ink-3);text-decoration:none}.nav a[aria-current=page],.nav a:hover{color:var(--ink)}details.navigator summary{cursor:pointer;color:var(--ink-3);font-size:14px;list-style:none}details.navigator summary::-webkit-details-marker{display:none}details.navigator[open] summary{color:var(--ink)}details.navigator .panel{border:1px solid var(--line);background:var(--bg-raised);max-height:260px;margin-top:12px;padding:12px 16px;font-size:14px;overflow:auto}details.navigator .panel a{color:var(--ink-2);padding:6px 0;text-decoration:none;display:block}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}@media (max-width:960px){.shell{padding:24px 28px 32px}.split{gap:40px}.ans{padding-left:40px}.q,h1.title{font-size:36px}}@media (max-width:760px){.shell{padding:20px 20px 28px}.split{grid-template-columns:1fr;gap:32px;padding:8px 0}.ans{border-left:none;border-top:1px solid var(--line);min-height:0;padding:32px 0 0}.q,h1.title{font-size:32px}.a{font-size:28px}.top{flex-direction:column;align-items:flex-start;gap:6px}.foot{flex-direction:column;align-items:stretch;gap:20px}.foot .grade{flex-direction:column;align-items:stretch}.foot .btn{justify-content:center;width:100%}.card-row{grid-template-columns:1fr;gap:8px}}.card-image{object-fit:contain;border:1px solid var(--line);background:var(--bg-raised);align-self:flex-start;width:auto;max-width:100%;height:auto;max-height:min(60vh,520px)}@media (max-width:720px){.card-image{max-height:45vh}}.card-image.loading{width:240px;height:160px}.occlusion{max-width:100%;line-height:0;display:inline-block;position:relative}.occlusion img{border:1px solid var(--line);max-width:100%;max-height:460px}.occlusion .mask{background:var(--ink-4);opacity:.92;border:1px solid var(--bg);position:absolute}.occlusion .mask.target{background:var(--accent)}.occlusion .mask.ellipse{border-radius:50%}.q.small{margin-top:16px;font-size:26px}.typed-input{min-height:48px;font:400 24px/1.3 var(--serif);border:1px solid var(--line);border-bottom:2px solid var(--accent);background:var(--bg-raised);color:var(--ink);width:min(100%,520px);margin-top:20px;padding:8px 14px}.typed-diff{margin-top:22px}.diff{font:400 24px/1.4 var(--serif);margin-top:8px}.diff .ok{color:var(--ink)}.diff .wrong{color:var(--bg);background:#b3261e;padding:0 .1em;text-decoration:line-through}.diff .missing{color:var(--accent);border-bottom:2px dotted var(--accent);padding:0 .1em}.rich-wrap{flex-direction:column;gap:18px;padding:24px 0;display:flex}.rich-frame{border:1px solid var(--line);background:#fff;width:100%;display:block}.rich-frame.loading{background:var(--bg-raised)}.split.hidden{display:none}.home-header{border-bottom:1px solid var(--line);flex-direction:column;gap:14px;padding-bottom:18px;display:flex}.home-top{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;display:flex}.greet{flex-wrap:wrap;align-items:center;gap:18px;display:flex}.greet .title{margin:0;font-size:34px}.primary-action .btn.big{flex-direction:column;align-items:flex-start;gap:2px;padding:14px 24px;font-size:17px;line-height:1.2;display:inline-flex}.primary-action .btn.big .sub{opacity:.75;letter-spacing:.02em;font-size:12px;font-weight:400}.caught-up{flex-direction:column;align-items:flex-end;gap:8px;display:flex}.strip{color:var(--ink-3);border:1px solid var(--line);background:var(--bg-raised);border-radius:6px;flex-wrap:wrap;align-items:center;gap:10px;padding:10px 14px;font-size:14px;display:flex}.strip b{font:600 18px/1 var(--serif);color:var(--ink);margin-right:4px}.strip b.accent{color:var(--accent)}.strip .dot{color:var(--ink-4)}.btn.small{padding:6px 12px;font-size:13px}.decks-head{flex-direction:column;gap:12px;display:flex}.search{border:1px solid var(--line);background:var(--bg-raised);min-height:38px;color:var(--ink);min-width:220px;font:inherit;border-radius:4px;padding:6px 12px}.deck-foot{justify-content:space-between;align-items:center;gap:12px;margin-top:auto;display:flex}.deck-card .counts{color:var(--ink-3);gap:14px;font-size:13px;display:flex}.deck-card .counts b{color:var(--ink);font-weight:600}.deck-card .counts .due b{color:var(--accent)}.badge.good{color:var(--good)}@media (max-width:720px){.greet .title{font-size:26px}.primary-action{width:100%}.primary-action .btn.big{align-items:center;width:100%}.caught-up{align-items:flex-start}.search{width:100%;min-width:0}}.streak{border:1px solid var(--line);background:var(--bg-raised);color:var(--ink-3);border-radius:999px;align-items:center;gap:10px;padding:10px 18px;font-size:15px;display:inline-flex}.streak.on{border-color:var(--accent);color:var(--ink)}.streak b{font:600 22px/1 var(--serif);color:var(--ink)}.streak .flame{font-size:20px}.tiles{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;display:grid}.tile{border:1px solid var(--line);background:var(--bg-raised);min-height:96px;padding:16px 18px}.tile .n{font:400 34px/1.05 var(--serif);letter-spacing:-.01em}.tile .l{text-transform:uppercase;letter-spacing:.08em;color:var(--ink-3);margin-top:6px;font-size:13px}.tile .s{color:var(--ink-4);margin-top:6px;font-size:13px}.tile.warn .n{color:var(--accent)}.tile.good .n{color:var(--good)}.tiles.skeleton .tile{opacity:.4}.heatmap-wrap{flex-direction:column;gap:10px;display:flex}.heatmap{padding-bottom:6px;overflow-x:auto}.heatmap .months{color:var(--ink-4);grid-template-columns:repeat(53,13px);gap:3px;height:14px;margin-bottom:4px;font-size:11px;display:grid}.heatmap .months span{white-space:nowrap;overflow:visible}.heatmap .weeks{grid-template-columns:repeat(53,13px);gap:3px;display:grid}.heatmap .week{grid-template-rows:repeat(7,13px);gap:3px;display:grid}.cell{background:var(--line);border-radius:2px;width:13px;height:13px;display:block}.cell.l1{background:color-mix(in srgb, var(--accent) 30%, var(--bg-raised))}.cell.l2{background:color-mix(in srgb, var(--accent) 55%, var(--bg-raised))}.cell.l3{background:color-mix(in srgb, var(--accent) 78%, var(--bg-raised))}.cell.l4{background:var(--accent)}.cell.future{opacity:.25}.legend{color:var(--ink-4);align-items:center;gap:4px;font-size:11px;display:inline-flex}.legend .cell{width:11px;height:11px}.chips{flex-wrap:wrap;gap:8px;display:flex}.chip{border:1px solid var(--line);background:var(--bg-raised);color:var(--ink);font:inherit;cursor:pointer;border-radius:999px;align-items:center;gap:8px;padding:6px 12px;font-size:13px;text-decoration:none;display:inline-flex}.chip:hover,.chip.on{border-color:var(--accent)}.chip.on{background:var(--accent);color:var(--bg)}.chip.quiet{color:var(--ink-4);cursor:default}.chip span{color:var(--ink-4)}.chip.on span{color:inherit}.chip .meter{background:var(--line);border-radius:3px;width:64px;height:6px;overflow:hidden}.chip .meter i{background:var(--good);height:100%;display:block}.structure{border-bottom:1px solid var(--line);flex-direction:column;gap:14px;padding:16px 0 6px;display:flex}.structure .eyebrow{margin-bottom:8px}.tag.level{background:var(--accent);color:var(--bg);border-color:var(--accent)}.zoomable .card-image{cursor:zoom-in}.lens{border:2px solid var(--accent);pointer-events:none;background-color:#fff;background-repeat:no-repeat;border-radius:6px;width:260px;height:260px;position:absolute;box-shadow:0 8px 24px #00000059}.lightbox{z-index:50;cursor:zoom-out;background:#0c0b0eeb;flex-direction:column;justify-content:center;align-items:center;gap:12px;padding:24px;display:flex;position:fixed;inset:0;overflow:auto}.lightbox img{object-fit:contain;cursor:default;background:#fff;width:auto;max-width:100%;height:auto;max-height:calc(100vh - 80px)}.lightbox .hint-text{color:#cfcac1;font-size:13px}@media (hover:none){.lens{display:none}}