:root{color-scheme:light;--paper: #f8f6ef;--paper-deep: #eee8db;--ink: #171511;--muted: #5f5a50;--faint: #766d60;--line: #cfc6b5;--line-strong: #817665;--accent: #183f45;--mark: #8a351f;--selection: #ead6b9;--work-surface: #f1ece1;--work-surface-strong: #e6dece;--work-surface-light: #fbfaf5;--ok: #315f45;--max: 72rem;--measure: 44rem;--gutter: clamp(1.25rem, 4vw, 3rem);--sans: "IBM Plex Sans", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--serif: "Newsreader", ui-serif, Georgia, Cambria, "Times New Roman", serif;--text-root: 18px;--text-root-mobile: 17px;--text-tiny: .75rem;--text-meta: .8125rem;--text-small: .875rem;--text-body: 1rem;--text-lead: clamp(1.125rem, 1.6vw, 1.25rem);--text-value: clamp(1rem, 1.4vw, 1.125rem);--text-stat: clamp(1.25rem, 2vw, 1.5rem);--text-kicker: 1.25rem;--text-panel-title: clamp(1.5rem, 2.4vw, 2rem);--text-title: clamp(1.25rem, 2.35vw, 1.75rem);--text-headline: clamp(1.5rem, 2.6vw, 2rem);--text-display: clamp(3rem, 7.2vw, 5.5rem);--text-display-mobile: clamp(2.5rem, 12vw, 3.25rem);--weight-body: 400;--weight-medium: 600;--weight-strong: 700;--weight-label: 800;--leading-tight: 1.1;--leading-title: 1.18;--leading-compact: 1.35;--leading-small: 1.45;--leading-body: 1.7;--leading-lead: 1.55;--leading-intro: 1.6;--leading-control: 1.2;--tracking-display: -.02em;--tracking-headline: -.01em;--tracking-meta: .055em;--tracking-nav: .02em}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--paper);color:var(--ink);font-family:var(--serif);font-size:var(--text-root);line-height:var(--leading-body);font-weight:var(--weight-body);font-optical-sizing:auto;text-rendering:optimizeLegibility}a{color:var(--accent);text-decoration-thickness:.055em;text-underline-offset:.16em;text-decoration-color:color-mix(in srgb,var(--accent) 62%,transparent)}a:hover{color:var(--mark);text-decoration-color:currentColor}::selection{background:var(--selection);color:var(--ink)}:focus-visible{outline:2px solid 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a:not(.wordmark):hover{color:var(--mark);text-decoration-color:currentColor}.wordmark{color:var(--ink);font-family:var(--serif);font-size:clamp(1.05rem,1.6vw,1.25rem);font-weight:var(--weight-label);letter-spacing:var(--tracking-headline);text-decoration:none}main{width:min(var(--max),calc(100% - (var(--gutter) * 2)));margin:0 auto;padding:clamp(2.75rem,6vw,6rem) 0 clamp(5rem,9vw,7rem)}.page-intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(15rem,23rem);gap:clamp(2rem,6vw,5rem);align-items:start;padding-bottom:clamp(1.25rem,3vw,2.5rem)}h1,h2,h3{line-height:var(--leading-tight);margin:0;font-weight:var(--weight-strong);font-variation-settings:"opsz" 40}h1{max-width:15ch;font-size:var(--text-display);letter-spacing:var(--tracking-display);text-wrap:balance;font-variation-settings:"opsz" 54}h2{font-size:var(--text-headline);margin-bottom:clamp(1rem,2.2vw,1.45rem);letter-spacing:var(--tracking-headline);text-wrap:balance}h3{font-size:var(--text-kicker);text-wrap:balance}p{margin:.9rem 0 0}.page-intro>p,.page-intro .intro-copy{max-width:var(--measure);color:var(--muted);font-size:var(--text-lead);line-height:var(--leading-intro);text-wrap:pretty}.page-intro>p{align-self:end;margin-top:.35rem}.content-section,.prose,.week-orientation,.study-book,.workbook{margin-top:clamp(2.5rem,5.5vw,4.5rem)}.week-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(16rem,23rem);gap:clamp(2rem,6vw,5rem);align-items:end;padding-bottom:clamp(1.5rem,3vw,2.5rem);border-bottom:1px solid var(--line-strong)}.eyebrow,.section-label{margin:0 0 .65rem;color:var(--mark);font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.week-context{margin:.55rem 0 0;color:var(--faint);font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-medium);letter-spacing:var(--tracking-meta);line-height:var(--leading-small);text-transform:uppercase}.week-focus{max-width:var(--measure);margin-top:clamp(.8rem,2vw,1.2rem);color:var(--muted);font-size:var(--text-lead);line-height:var(--leading-intro);text-wrap:pretty}.week-meta{display:grid;gap:1rem;margin:0}.week-meta div{padding-top:.8rem;border-top:1px solid var(--line)}.week-orientation{display:grid;grid-template-columns:minmax(0,var(--measure)) minmax(17rem,24rem);gap:clamp(2rem,6vw,5rem);align-items:start}.sofia-briefing h2{margin-bottom:0}.sofia-briefing h2 a{color:var(--ink);text-decoration-color:var(--line-strong)}.module-context{padding:clamp(1rem,2.5vw,1.35rem);background:var(--work-surface);border-top:3px solid var(--accent)}.module-context h3{font-family:var(--sans);font-size:var(--text-meta);letter-spacing:var(--tracking-meta);text-transform:uppercase}.module-context p{margin-top:.8rem;color:var(--muted);font-size:var(--text-small);line-height:var(--leading-small);text-wrap:pretty}.module-context strong{color:var(--ink)}.study-route{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));margin:clamp(2.5rem,5vw,4rem) 0 0;padding:0;border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line-strong);list-style:none}.study-route li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:.7rem;padding:clamp(1rem,2.3vw,1.3rem)}.study-route li+li{border-left:1px solid var(--line)}.study-route li>span{color:var(--mark);font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label)}.study-route strong{display:block;font-family:var(--sans);font-size:var(--text-small);line-height:var(--leading-compact)}.study-route p{margin-top:.35rem;color:var(--muted);font-size:var(--text-meta);line-height:var(--leading-small);text-wrap:pretty}.study-console{display:grid;grid-template-columns:minmax(0,1fr) minmax(19rem,28rem);gap:clamp(1.5rem,4vw,3rem);align-items:stretch;padding-bottom:clamp(1.4rem,3vw,2.4rem);border-bottom:1px solid var(--line-strong)}.console-primary{display:grid;align-content:start;gap:clamp(1rem,2vw,1.35rem)}.console-primary p{max-width:36rem;margin:0;color:var(--muted);font-size:var(--text-lead);line-height:var(--leading-lead);text-wrap:pretty}.console-primary .ai-note{max-width:38rem;padding-top:clamp(.75rem,1.6vw,1rem);border-top:1px solid var(--line);color:var(--ink);font-size:var(--text-value)}.console-status,.work-panel,.task-board{background:var(--work-surface);border:1px solid var(--line)}.console-status{padding:clamp(1rem,2.5vw,1.4rem)}.console-status .status-list{grid-template-columns:repeat(2,minmax(0,1fr))}.console-status .status-list div:first-child{grid-column:1 / -1}.status-list{display:grid;gap:.9rem;margin:0}.status-list.compact{grid-template-columns:repeat(2,minmax(0,1fr));gap:0;overflow:hidden;border:1px solid var(--line)}.status-list.compact div{padding:clamp(.85rem,2vw,1rem)}.status-list.compact div:nth-child(2n){border-left:1px solid var(--line)}.status-list.compact div:nth-child(n+3){border-top:1px solid var(--line)}.status-list dd{font-size:var(--text-value);font-weight:var(--weight-medium)}.quick-stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:clamp(1.1rem,2.5vw,1.6rem) 0 0;border:1px solid var(--line)}.quick-stats div{min-width:0;padding:clamp(.8rem,2vw,.95rem);background:var(--work-surface-light)}.quick-stats div+div{border-left:1px solid var(--line)}.quick-stats dd{font-size:var(--text-stat);font-weight:var(--weight-medium)}.action-link{display:inline-flex;align-items:center;justify-content:center;width:fit-content;min-height:2.6rem;padding:.55rem .85rem;background:var(--ink);color:var(--paper);font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-label);line-height:var(--leading-control);text-decoration:none;text-transform:uppercase}.action-link:hover{background:var(--accent);color:var(--paper)}.workbench{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);margin-top:clamp(1.5rem,4vw,3rem);border:1px solid var(--line)}.work-panel{border:0;padding:clamp(1.15rem,2.5vw,1.6rem)}.next-panel{grid-row:span 2;background:var(--paper);border-right:1px solid var(--line)}.work-panel:not(.next-panel)+.work-panel:not(.next-panel){border-top:1px solid color-mix(in srgb,var(--line) 62%,transparent)}.panel-header{display:flex;justify-content:space-between;gap:1rem;margin-bottom:clamp(1.15rem,2.5vw,1.65rem)}.panel-header h2,.focus-band h2,.operating-notes h2{margin:0;font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.panel-header p{max-width:18rem;margin:0;color:var(--muted);font-family:var(--sans);font-size:var(--text-meta);line-height:var(--leading-small);text-align:right;text-wrap:pretty}.work-panel h3{font-size:var(--text-panel-title)}.work-panel h3 a{color:var(--ink);text-decoration-color:transparent;text-wrap:balance}.compact-task-list,.module-strip{margin:0;padding:0;list-style:none}.compact-task-list{display:grid;gap:clamp(.85rem,1.8vw,1.15rem)}.compact-task-list li{display:grid;grid-template-columns:minmax(5.6rem,7rem) minmax(0,1fr);gap:.75rem;line-height:var(--leading-small)}.module-strip li:first-child{padding-top:0}.compact-task-list span,.module-strip span{color:var(--faint);font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);text-transform:uppercase}.module-strip li{border-top:1px solid color-mix(in srgb,var(--line) 56%,transparent)}.module-strip li:first-child{border-top:0}.module-strip a{display:grid;grid-template-columns:minmax(5.6rem,6.5rem) minmax(0,1fr);gap:.75rem;padding:.78rem 0;color:var(--ink);text-decoration-color:transparent;line-height:var(--leading-compact);text-wrap:pretty}.module-strip .is-complete a{color:var(--ok)}.module-strip .is-current a{color:var(--accent);font-weight:var(--weight-strong);text-decoration-color:currentColor}.empty-note{color:var(--muted);font-family:var(--sans);font-size:var(--text-small);line-height:var(--leading-small)}.operating-notes,.focus-band{display:grid;grid-template-columns:minmax(10rem,14rem) minmax(0,1fr);gap:clamp(1rem,4vw,2.5rem);align-items:start;margin-top:clamp(1.5rem,4vw,3rem);padding-top:clamp(1rem,2vw,1.3rem);border-top:1px solid var(--line-strong)}.operating-notes>div{display:grid;gap:.9rem}.focus-band{grid-template-columns:minmax(0,1fr) auto;align-items:center;padding:clamp(1.15rem,2.7vw,1.6rem);background:var(--work-surface);border:1px solid var(--line)}.sofia-briefing-body{display:grid;gap:1.1rem;margin-top:1rem}.sofia-briefing-body h3{font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);text-transform:uppercase}.sofia-briefing-body p{margin-top:.35rem;color:var(--muted);text-wrap:pretty}.sofia-briefing-body>div:first-child p{color:var(--ink);font-size:var(--text-lead);line-height:var(--leading-intro)}.sofia-briefing blockquote{margin:0;padding:clamp(.9rem,2vw,1.15rem);border-left:1px solid var(--mark);background:var(--work-surface-light)}.sofia-briefing blockquote p{margin:0;color:var(--ink);font-size:var(--text-lead);font-style:italic;line-height:var(--leading-lead)}.sofia-intro h1{max-width:none}.task-board,.workbook{--task-board-padding: clamp(1.15rem, 2.7vw, 1.6rem);margin-top:clamp(1.5rem,4vw,3rem);padding:var(--task-board-padding)}.task-board-header{display:flex;justify-content:space-between;gap:1rem;margin:0 calc(var(--task-board-padding) * -1);padding:0 var(--task-board-padding) clamp(.9rem,2vw,1.1rem);border-bottom:1px solid var(--line)}.task-board-header h2{margin:0;font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.task-board-header p{max-width:26rem;margin:0;color:var(--muted);font-family:var(--sans);font-size:var(--text-meta);line-height:var(--leading-small);text-align:right;text-wrap:pretty}.task-board-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:0 calc(var(--task-board-padding) * -1) calc(var(--task-board-padding) * -1)}.task-board-grid article{min-width:0;padding:clamp(1rem,2.2vw,1.25rem);background:var(--work-surface-light)}.task-board-grid article+article{border-left:1px solid var(--line)}.task-board-grid h3{font-family:var(--sans);font-size:var(--text-meta);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.section-header{display:grid;grid-template-columns:minmax(10rem,14rem) minmax(0,var(--measure));gap:clamp(1rem,4vw,2.5rem);align-items:baseline;margin-bottom:clamp(1rem,2.4vw,1.5rem);padding-top:clamp(1rem,2vw,1.3rem);border-top:1px solid var(--line-strong)}.section-header h2{margin:0}.section-header p{margin:0;color:var(--muted);text-wrap:pretty}.study-model .section-header{margin-bottom:clamp(1.15rem,2.7vw,1.75rem)}.ai-model-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.ai-model-grid article{min-width:0;padding:clamp(1rem,2.4vw,1.35rem)}.ai-model-grid article+article{border-left:1px solid var(--line)}.ai-model-grid h3{font-size:var(--text-kicker)}.ai-model-grid p{color:var(--muted);text-wrap:pretty}.ai-model-grid .step-number{margin:0 0 1.5rem;color:var(--mark);font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta)}.requirements-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));margin:0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.requirements-grid div{min-width:0;padding:clamp(1rem,2.4vw,1.35rem)}.requirements-grid div:nth-child(2n){border-left:1px solid var(--line)}.requirements-grid div:nth-child(n+3){border-top:1px solid var(--line)}.requirements-grid dt{color:var(--ink);font-family:var(--sans);font-size:var(--text-small);font-weight:var(--weight-strong);line-height:var(--leading-compact)}.requirements-grid dd{margin:.45rem 0 0;color:var(--muted);line-height:var(--leading-body);text-wrap:pretty}.profile-link{max-width:var(--measure);color:var(--muted);font-size:var(--text-lead);line-height:var(--leading-intro);text-wrap:pretty}.section-action{margin-top:1.1rem;font-family:var(--sans);font-size:var(--text-small)}.model-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.model-grid article{min-width:0;padding:clamp(1rem,2.4vw,1.35rem)}.model-grid article+article{border-left:1px solid var(--line)}.model-grid h3{font-size:var(--text-kicker)}.model-grid p{color:var(--muted);text-wrap:pretty}.study-book{display:grid;gap:clamp(1.25rem,3vw,2rem)}.study-book .section-header,.workbook .task-board-header{margin-top:0}.lesson-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(1.5rem,4vw,3rem)}.lesson-grid section{min-width:0;padding-top:clamp(1rem,2vw,1.25rem);border-top:1px solid var(--line)}.lesson-grid h3,.lesson-readings h3,.reading-plan-header h3{margin-bottom:clamp(.75rem,1.7vw,1rem);font-family:var(--sans);font-size:var(--text-meta);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.lesson-grid .check-list{margin:0}.reading-note{display:grid;grid-template-columns:minmax(7rem,8.5rem) minmax(0,var(--measure));column-gap:clamp(1rem,4vw,2rem);margin-top:0;padding-top:clamp(.9rem,2vw,1.15rem);border-top:1px solid var(--line)}.reading-note-header{display:flex;align-items:center;align-self:start;gap:.4rem;min-width:0;color:var(--mark)}.reading-note-header h3{margin:0;font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);line-height:var(--leading-compact);text-transform:uppercase}.reading-note-body{min-width:0;max-width:none;color:var(--ink);font-size:clamp(1rem,1.35vw,1.125rem);line-height:1.58;text-wrap:pretty}.reading-note-body>:first-child{margin-top:0}.reading-note-body>:last-child{margin-bottom:0}.reading-note-body p{margin:0}.reading-note-body strong,.reading-note-body em{font-weight:var(--weight-strong)}.reading-note-body ol,.reading-note-body ul{margin-bottom:0}.lesson-readings{padding-top:clamp(1.15rem,2.6vw,1.65rem);border-top:1px solid var(--line)}.reading-plan-header{display:flex;justify-content:space-between;gap:clamp(1rem,4vw,3rem);align-items:end;margin-bottom:clamp(1rem,2.5vw,1.5rem)}.reading-plan-header .section-label,.reading-plan-header h3,.reading-plan-header p{margin:0}.reading-plan-header>p{max-width:22rem;color:var(--muted);font-size:var(--text-small);line-height:var(--leading-small);text-align:right;text-wrap:pretty}.reading-sequence{counter-reset:reading;margin:0;padding:0;border-bottom:1px solid var(--line);list-style:none}.reading-sequence>li{counter-increment:reading;display:grid;grid-template-columns:3rem minmax(0,1fr);border-top:1px solid var(--line)}.reading-number{padding-top:clamp(1rem,2.5vw,1.4rem);color:var(--mark);font-family:var(--sans);font-size:var(--text-small);font-weight:var(--weight-label)}.reading-number:before{content:counter(reading,decimal-leading-zero)}.reading-sequence article{min-width:0;padding:clamp(1rem,2.5vw,1.4rem) 0 clamp(1.2rem,3vw,1.7rem)}.reading-meta{margin:0;color:var(--faint);font-family:var(--sans);font-size:var(--text-tiny);font-weight:var(--weight-label);letter-spacing:var(--tracking-meta);text-transform:uppercase}.reading-sequence h4{max-width:36rem;margin:.2rem 0 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