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:root{--cloth:#141414;--cloth-2:#1f1f1f;--cloth-line:#2c2c2c;--cloth-text:#f4f4f2;--cloth-muted:#a3a3a0;--paper:#fff;--paper-2:#f7f7f5;--ink:#111;--ink-2:#2b2b2b;--gray:#6b7280;--gray-2:#9aa0a8;--rule:#e5e7eb;--rule-2:#d6d9de;--yellow:#ffe45c;--yellow-ink:#6b5a00;--yellow-soft:#fff6bf;--yellow-tint:#fffbe0;--lavender:#c9b8f2;--lavender-ink:#4b3aa5;--lavender-soft:#ece6fb;--sky:#9dd0e8;--sky-ink:#1b5e8a;--sky-soft:#e3f2f9;--coral:#f4a08c;--coral-ink:#9b3b26;--coral-soft:#fde5df;--sage:#b9d9a3;--sage-ink:#3f6b2c;--sage-soft:#e8f3df;--ok:#1f7a3f;--ok-soft:#e3f3e8;--warn:#a15c00;--warn-soft:#fff1d6;--bad:#b42318;--bad-soft:#fde8e6;--info:#1d4ed8;--info-soft:#e5edff;--sans:var(--font-inter-ext), var(--font-inter), ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;--marker:var(--font-marker), "Segoe Print", "Comic Sans MS", cursive;--t-caption:13px;--t-small:13px;--t-body:14px;--t-lead:15px;--t-h3:16px;--t-h2:18px;--t-title:34px;--row:40px;--radius:4px;--radius-lg:8px;--draft-bar-h:48px;--format-bar-h:36px;--measure:68ch;--spine:272px;--tabs-h:56px;--header-h:72px;--mobile-bar-h:48px;--yellow-edge:#efe3a4;--shadow-lift:0 18px 40px -18px #00000073, 0 2px 6px #0000001f;--ease-out:cubic-bezier(.16, 1, .3, 1);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:var(--paper);--panel:var(--paper-2);--panel-hover:var(--rule);--accent-surface:var(--yellow-tint);--line:var(--rule);--line-strong:var(--rule-2);--accent-line:var(--yellow-edge);--text:var(--ink);--muted:var(--gray);--faint:var(--gray-2);--accent:var(--yellow);--accent-soft:var(--yellow-ink);--accent-ink:#111;--brand-a:var(--yellow);--brand-b:var(--coral);--brand-text:var(--coral-ink);--brand-surface:var(--coral-soft);--brand-line:var(--coral);--lavender-surface:var(--lavender-soft);--lavender-line:var(--lavender);--sky-surface:var(--sky-soft);--sky-line:var(--sky);--text-caption:var(--t-caption);--text-small:var(--t-small);--text-body:var(--t-body)}@media (max-width:900px){:root{--draft-bar-h:44px}}@property --tabs-h{syntax:"<length>";inherits:true;initial-value:56px}:root[data-theme=dark]{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--cloth:#0d0d0e;--cloth-2:#18181a;--cloth-line:#262629;--cloth-text:#e9e6df;--cloth-muted:#9a9892;--paper:#161618;--paper-2:#1e1e21;--ink:#e9e6df;--ink-2:#cfccc4;--gray:#a2a29e;--gray-2:#6c6c6a;--rule:#2a2a2e;--rule-2:#3a3a40;--yellow:#ffe45c;--yellow-ink:#ffe45c;--yellow-soft:#3d3712;--yellow-tint:#25220f;--lavender:#5a4aa8;--lavender-ink:#e4dcff;--lavender-soft:#2a2546;--sky:#245f86;--sky-ink:#cfe8f6;--sky-soft:#1c2f3a;--coral:#9b4a38;--coral-ink:#ffd9cf;--coral-soft:#3a2621;--sage:#3f6b2c;--sage-ink:#d8ecc7;--sage-soft:#223020;--ok:#6fcf8f;--ok-soft:#1b3324;--warn:#f0b458;--warn-soft:#3a2c12;--bad:#ff7d72;--bad-soft:#3d1f1c;--info:#8ab4ff;--info-soft:#1f2a44;--yellow-edge:#4a4318;--shadow-lift:0 18px 40px -18px #000c, 0 2px 6px #00000080}:root[data-theme=dark] .r-mark{border-color:var(--ink)}:root[data-theme=dark] .btn.primary,:root[data-theme=dark] .ask .send,:root[data-theme=dark] .chip.yellow,:root[data-theme=dark] .profile .plan,:root[data-theme=dark] .nav-item .badge,:root[data-theme=dark] .quiz .q-mark:not(.robin-page-q),:root[data-theme=dark] .line mark,:root[data-theme=dark] mark{color:#111}:root[data-theme=dark] .measure.today,:root[data-theme=dark] .line.now{background:var(--yellow-tint)}:root[data-theme=dark] .table tr.lit td,:root[data-theme=dark] .slide{background:var(--paper-2)}:root[data-theme=dark] .slide td.hi{color:#111}:root[data-theme=dark] .search kbd{color:var(--gray)}*{box-sizing:border-box}html,body{background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:var(--t-body);font-synthesis:none;-webkit-font-smoothing:antialiased;margin:0;line-height:1.5}.num,.when,time,.count,.meter{font-variant-numeric:tabular-nums}.num .grade-letter,.table td[data-unit]:after,.table th.num{font-variant-numeric:normal}::selection{background:var(--yellow);color:var(--ink)}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;background:0 0;border:0;padding:0}button:disabled{cursor:not-allowed;opacity:.5}:focus-visible{outline:2px solid var(--ink);outline-offset:2px}.title-block .title,.marker-h,.robin-head .name,.doc h1,.doc h3,.sheet-block h4,.sheet-block h5,.ink p,.blocks p,.quiz .question,.mk h2,.form h1{margin:0}*{scrollbar-width:thin;scrollbar-color:var(--rule-2) transparent}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--rule-2);border:3px solid var(--paper);border-radius:8px}
.shell{grid-template-columns:var(--spine) minmax(0, 1fr);min-height:100dvh;display:grid}.spine{background:var(--cloth);height:100vh;color:var(--cloth-text);scrollbar-color:var(--cloth-line) transparent;flex-direction:column;padding:14px 12px 12px;display:flex;position:sticky;top:0;overflow-y:auto}.spine::-webkit-scrollbar-thumb{background:var(--cloth-line);border-color:var(--cloth)}.wordmark{letter-spacing:-.02em;color:var(--cloth-text);border-radius:var(--radius);align-items:center;gap:8px;padding:4px 6px;font-size:20px;font-weight:650;display:inline-flex}.wordmark svg{flex-shrink:0}.spine nav{flex-direction:column;gap:1px;margin-top:16px;display:flex}.nav-item{height:var(--row);white-space:nowrap;border-radius:var(--radius);color:var(--cloth-text);font-size:var(--t-body);transition:background .15s var(--ease-out);align-items:center;gap:10px;padding:0 10px;display:flex;position:relative}.nav-item:hover,.nav-item[aria-current=page]{background:var(--cloth-2)}.nav-item[aria-current=page]:before{content:"";background:var(--cloth-text);border-radius:0 2px 2px 0;width:3px;position:absolute;top:6px;bottom:6px;left:-12px}.nav-item svg{color:var(--cloth-muted);flex-shrink:0}.nav-item .count{font-size:var(--t-small);color:var(--cloth-muted);font-variant-numeric:tabular-nums;margin-left:auto}.nav-item .badge{background:var(--cloth-text);border:1px solid var(--cloth-text);min-width:18px;height:18px;color:var(--cloth);font-size:var(--t-caption);border-radius:9px;justify-content:center;align-items:center;margin-left:auto;padding:0 5px;font-weight:650;display:inline-flex}.spine-section{letter-spacing:.08em;text-transform:uppercase;color:var(--cloth-muted);white-space:nowrap;align-items:baseline;gap:8px;margin-top:20px;padding:0 10px 6px;font-size:12px;display:flex;overflow:hidden}.spine-section small{font-size:var(--t-caption);letter-spacing:0;text-transform:none;color:var(--cloth-muted)}.spine-section a{transition:color .15s var(--ease-out);border-radius:3px}.spine-section a:hover,.spine-section a:active,.spine-section a:focus-visible,.spine-section a[aria-current=page]{color:var(--cloth-text)}.spine-section a:focus-visible{outline-color:var(--cloth-text)}.course-item>span{min-width:0}.course-item{border-radius:var(--radius);color:var(--cloth-text);transition:background .15s var(--ease-out);grid-template-columns:26px minmax(0,1fr);align-items:center;gap:9px;padding:5px 8px;display:grid}.course-item:hover,.course-item[aria-current=page]{background:var(--cloth-2)}.course-item .code{font-weight:600;font-size:var(--t-body);white-space:nowrap;text-overflow:ellipsis;line-height:1.25;overflow:hidden}.course-item .meta{font-size:var(--t-caption);color:var(--cloth-muted);white-space:nowrap;text-overflow:ellipsis;line-height:1.3;overflow:hidden}.course-item .meta b{color:var(--yellow);font-weight:600}.spine-bottom{border-top:1px solid var(--cloth-line);margin-top:auto;padding-top:14px;padding-bottom:30px}.profile{font-size:var(--t-small);color:var(--cloth-text);align-items:center;gap:8px;padding:8px;display:flex}.profile .avatar{background:var(--cloth-2);border:1px solid var(--cloth-line);width:22px;height:22px;font-size:var(--t-caption);border-radius:50%;justify-content:center;align-items:center;font-weight:650;display:inline-flex}.profile .plan{background:var(--yellow);color:var(--ink);font-size:var(--t-caption);border-radius:3px;margin-left:auto;padding:1px 6px;font-weight:650}.theme-toggle{height:var(--row);border-radius:var(--radius);color:var(--cloth-text);font-size:var(--t-body);text-align:left;align-items:center;gap:10px;width:100%;padding:0 10px;display:flex}.theme-toggle:hover{background:var(--cloth-2)}.theme-toggle svg{color:var(--cloth-muted)}.theme-toggle .count{font-size:var(--t-small);color:var(--cloth-muted);margin-left:auto}.mobile-bar .icon-btn{color:var(--cloth-text)}.mobile-bar .icon-btn:hover{background:var(--cloth-2)}.mobile-bar .icon-btn[aria-current],.mobile-bar .icon-btn[aria-current]:hover{color:var(--yellow)}.letter{border-radius:3px;flex-shrink:0;justify-content:center;align-items:center;width:22px;height:22px;font-size:12px;font-weight:700;line-height:1;display:inline-flex}.letter.sm{width:18px;height:18px;font-size:11px}.letter.lg{border-radius:6px;width:40px;height:40px;font-size:20px}.tone-lavender{background:var(--lavender);color:var(--lavender-ink)}.tone-sky{background:var(--sky);color:var(--sky-ink)}.tone-coral{background:var(--coral);color:var(--coral-ink)}.tone-sage{background:var(--sage);color:var(--sage-ink)}.tone-ended{background:var(--rule);color:var(--gray)}.tone-lavender.soft{background:var(--lavender-soft)}.tone-sky.soft{background:var(--sky-soft)}.tone-coral.soft{background:var(--coral-soft)}.tone-sage.soft{background:var(--sage-soft)}.main{flex-direction:column;min-width:0;min-height:100dvh;display:flex;overflow-x:clip}.header{z-index:5;background:var(--paper);border-bottom:1px solid var(--rule);min-height:var(--header-h);grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:20px;padding:14px 28px;display:grid;position:sticky;top:0}.header.tinted{background:var(--tint,var(--paper))}.title-block{align-items:center;gap:12px;min-width:0;display:flex}.title-block .title{font-family:var(--marker);font-weight:700;font-size:var(--t-title);letter-spacing:-.01em;white-space:nowrap;line-height:1}.title-block .title.sans{font-family:var(--sans);letter-spacing:-.02em;align-items:center;gap:10px;font-size:24px;font-weight:700;display:flex}.title-block .sub{font-size:var(--t-small);color:var(--gray);flex-wrap:wrap;align-items:center;gap:6px;margin-top:4px;display:flex}.title-block .sub a{color:var(--info)}.search{border:1px solid var(--rule-2);border-radius:var(--radius);background:var(--paper);width:280px;height:34px;color:var(--gray);align-items:center;gap:8px;padding:0 10px;display:flex}.search:focus-within{border-color:var(--ink)}.search input{min-width:0;color:var(--ink);background:0 0;border:0;outline:none;flex:1}.search input::placeholder{color:var(--gray)}.header .search input{appearance:none}.header .search input::-webkit-search-cancel-button{display:none}.search kbd{font-family:var(--sans);font-size:var(--t-caption);color:var(--gray-2);border:1px solid var(--rule);border-radius:3px;padding:0 4px}.status{font-size:var(--t-small);color:var(--gray);white-space:nowrap;align-items:center;gap:8px;display:flex}.status .dot{background:var(--ok);border-radius:50%;width:7px;height:7px}.status .dot.off{background:var(--gray-2)}.status button{color:var(--info)}.status button.spinning svg{animation:.9s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.content{flex:1;padding:24px 28px 56px}.two-col>*,.stack>*,section,aside{min-width:0}.two-col{grid-template-columns:minmax(0,1.5fr) minmax(300px,1fr);align-items:start;gap:40px;display:grid}.two-col.narrow-right{grid-template-columns:minmax(0,1fr) 260px}.two-col.wide-right{grid-template-columns:minmax(0,1.2fr) minmax(320px,1fr)}.stack{flex-direction:column;gap:30px;display:flex}.h{font-size:var(--t-caption);letter-spacing:.08em;text-transform:uppercase;color:var(--ink);border-bottom:1px solid var(--ink);align-items:baseline;gap:8px;margin-bottom:4px;padding-bottom:8px;font-weight:650;display:flex}.h>.h-title{font:inherit;letter-spacing:inherit;text-transform:inherit;color:inherit;margin:0;padding:0}.h .n{color:var(--gray);letter-spacing:0;font-weight:500}.h .right{letter-spacing:0;text-transform:none;color:var(--gray);white-space:nowrap;align-items:center;gap:4px;margin-left:auto;font-weight:500;display:inline-flex}.h .right a,.h .right button{color:var(--info)}.marker-h{font-family:var(--marker);align-items:center;gap:10px;font-size:24px;font-weight:700;line-height:1.1;display:flex}.table{border-collapse:collapse;width:100%}.table th{text-align:left;font-size:var(--t-caption);color:var(--gray);border-bottom:1px solid var(--rule-2);white-space:nowrap;padding:0 12px 8px 0;font-weight:600}.table td{height:var(--row);border-bottom:1px solid var(--rule);vertical-align:middle;white-space:nowrap;padding:4px 12px 4px 0}.table{table-layout:auto}.table td.name,.table td.wrap{text-overflow:ellipsis;min-width:220px;max-width:0;overflow:hidden}.table.plan-table td.name{white-space:normal;min-width:0;max-width:none}.table.compact td.name,.table.compact td.wrap{min-width:120px}.list-row.wrap-ok,.list-row.wrap-ok>span{white-space:normal}.filter-row{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.filter-row .lbl{font-size:var(--t-caption);color:var(--gray);letter-spacing:.06em;text-transform:uppercase;margin-right:2px}.table td.tight{width:1%;min-width:0}.table td.name>.row,.table td.wrap>.row{align-items:center;min-width:0;display:flex;overflow:hidden}.table td>.row>svg{flex:none}.table td.name>.row>span:last-child,.table td.wrap>.row>.name{text-overflow:ellipsis;white-space:nowrap;min-width:0;display:block;overflow:hidden}.table td.num,.table th.num{text-align:right;padding-right:8px}.table tr.group td{height:26px;font-size:var(--t-caption);letter-spacing:.1em;text-transform:uppercase;color:var(--ink);border-bottom:1px solid var(--rule-2);background:0 0;padding-top:10px;font-weight:650}.table tr.group td .n{color:var(--gray);letter-spacing:0;margin-left:6px;font-weight:500}.table tr.done td{color:var(--gray)}.table tr.done td .name{text-decoration:line-through;-webkit-text-decoration-color:var(--gray-2);text-decoration-color:var(--gray-2)}.table tr.lit td{background:var(--paper-2)}.table tr.clickable{cursor:pointer}.table tr.clickable:hover td{background:var(--paper-2)}.table tr.lit.clickable:hover td{background:var(--yellow-soft)}.table .name{color:var(--ink);font-weight:500}.table .muted{color:var(--gray)}.table .day{color:var(--ink);font-weight:650}.table .day small{color:var(--gray);margin-left:4px;font-weight:500}.table a{color:var(--info)}.table .row-actions{visibility:hidden}.table tr:hover .row-actions{visibility:visible}.table-foot{font-size:var(--t-small);color:var(--gray);align-items:center;gap:16px;padding:8px 0 0;display:flex}.table-foot .right{margin-left:auto}.chip{height:22px;font-size:var(--t-caption);white-space:nowrap;background:var(--paper-2);color:var(--ink-2);border:1px solid var(--rule);vertical-align:middle;border-radius:11px;align-items:center;gap:4px;padding:0 8px;font-weight:550;display:inline-flex}.chip.ok{background:var(--ok-soft);color:var(--ok);border-color:#0000}.chip.warn{background:var(--warn-soft);color:var(--warn);border-color:#0000}.chip.bad{background:var(--bad-soft);color:var(--bad);border-color:#0000}.chip.info{background:var(--info-soft);color:var(--info);border-color:#0000}.chip.yellow{background:var(--yellow);color:var(--ink);border-color:#0000}.chip.outline{color:var(--ink);border:1.5px solid var(--ink);background:0 0;font-weight:600}.chip.ghost{color:var(--gray);background:0 0}.chip.btn{cursor:pointer;transition:background .15s var(--ease-out)}.chip.btn:hover{background:var(--yellow-soft)}.chip-row{flex-wrap:wrap;align-items:center;gap:6px;display:flex}.course-chip{font-size:var(--t-small);color:var(--gray);align-items:center;gap:5px;display:inline-flex}.btn{border-radius:var(--radius);border:1px solid var(--rule-2);background:var(--paper);height:34px;font-weight:550;font-size:var(--t-body);white-space:nowrap;transition:background .15s var(--ease-out), border-color .15s var(--ease-out), transform .15s var(--ease-out);justify-content:center;align-items:center;gap:6px;padding:0 14px;display:inline-flex}.btn:hover{background:var(--paper-2);border-color:var(--gray-2)}.btn.primary{background:var(--yellow);border-color:var(--yellow);color:var(--ink)}.btn.primary:hover{background:#ffdc2e;border-color:#ffdc2e}.btn.dark{background:var(--ink);border-color:var(--ink);color:var(--paper)}.btn.dark:hover{background:#000}.btn.sm{height:28px;font-size:var(--t-small);padding:0 10px}.btn.lg{border-radius:6px;height:44px;padding:0 20px;font-size:15px}.link{color:var(--info);cursor:pointer}.link:hover{text-underline-offset:3px;text-decoration:underline}.toggle{border:1.5px solid var(--ink);border-radius:999px;padding:3px;display:inline-flex}.toggle button{border-radius:999px;padding:6px 14px;font-size:14px;font-weight:600}.toggle button[aria-pressed=true]{background:var(--ink);color:var(--paper)}.toggle.sm{height:32px;padding:2px}.toggle.sm button{height:100%;font-size:var(--t-small);white-space:nowrap;transition:background .15s var(--ease-out);align-items:center;padding:0 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