@font-face { font-family: 'Crimson Pro'; font-style: normal; font-weight: 400; font-display: swap; src: url('static/fonts/crimson-pro-v27-latin-regular.woff2') format('woff2'); }
@font-face { font-family: 'Crimson Pro'; font-style: normal; font-weight: 500; font-display: swap; src: url('static/fonts/crimson-pro-v27-latin-500.woff2') format('woff2'); }
@font-face { font-family: 'Crimson Pro'; font-style: normal; font-weight: 600; font-display: swap; src: url('static/fonts/crimson-pro-v27-latin-600.woff2') format('woff2'); }
@font-face { font-family: 'Crimson Pro'; font-style: italic; font-weight: 400; font-display: swap; src: url('static/fonts/crimson-pro-v27-latin-italic.woff2') format('woff2'); }

:root {
  color-scheme: dark;
  --bg: #0a0d0a;
  --panel: #121812;
  --inset: #030403;
  --border: #242e24;
  --text: #f5fff5;
  --muted: #a8b0a5;
  --accent: #ff8080;
  --serif: 'Crimson Pro', Georgia, serif;
  --mono: ui-monospace, SFMono-Regular, Consolas, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { width: min(1000px, calc(100% - 40px)); margin: 0 auto; background: var(--bg); color: var(--text); font: 19px/1.5 var(--serif); }
a { color: var(--accent); text-decoration: none; }
a:hover { color: #fff; text-decoration: underline; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { color: var(--text); font-weight: 500; line-height: 1.12; }
h1 { margin-bottom: 12px; font-size: clamp(2.5rem, 7vw, 4.4rem); }
h2 { margin-bottom: 14px; font-size: clamp(1.65rem, 4vw, 2.3rem); }
h3 { margin-bottom: 7px; font-size: 1.3rem; }
p { margin-bottom: 12px; }
.site-header, .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--border); }
.wordmark { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-size: 1.15rem; }
.home-main { padding: 58px 0 72px; }
.course-card-copy > p, .course-hero-copy { max-width: 650px; color: var(--muted); font-size: 1.15rem; }
.course-card { display: block; max-width: 650px; padding: 18px; border: 1px solid var(--border); border-radius: 7px; background: var(--panel); }
.course-card-copy { padding: 0; }
.course-card-copy h2 { margin: 0 0 4px; }
.button { display: inline-block; margin-top: 4px; padding: 7px 12px; border: 1px solid var(--accent); border-radius: 4px; color: var(--accent); }
.button:hover { background: var(--accent); color: var(--bg); text-decoration: none; }
.site-footer { border-top: 1px solid var(--border); border-bottom: 0; color: var(--muted); font-size: .92rem; }

.course-main, .lesson-main { padding-bottom: 56px; }
.breadcrumbs { display: flex; gap: 9px; align-items: center; margin: 17px 0 28px; color: var(--muted); font: .78rem var(--mono); }
.breadcrumbs a { color: var(--accent); }
.course-hero { padding: 24px 0 12px; }
.course-hero h1 { font-variant: small-caps; }
.course-hero-copy { margin-bottom: 0; }
.video-banner { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin: 15px 0 30px; padding: 11px 14px; border: 1px solid var(--border); border-left: 3px solid var(--accent); border-radius: 4px; background: var(--panel); color: var(--text); }
.video-banner:hover { border-color: var(--accent); text-decoration: none; }
.video-label { display: flex; align-items: center; gap: 11px; }
.play-icon { color: var(--accent); }
.video-label strong { font-weight: 500; }
.video-cta { color: var(--accent); font-size: .9rem; white-space: nowrap; }
.lesson-heading { margin: 0 0 22px; padding: 0 0 14px; border-bottom: 1px solid var(--border); }
.lesson-heading h2 { margin: 0 0 5px; }
.lesson-section { margin: 0; padding: 20px 0 18px; border-bottom: 1px solid var(--border); }
.section-title { display: flex; align-items: baseline; gap: 10px; margin-bottom: 13px; }
.section-index { color: var(--accent); font: italic 1.1rem var(--serif); }
.section-title h2 { margin: 0; }
.outline-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.outline-card, .evidence-item, .theme-card { padding: 13px; border: 1px solid var(--border); border-radius: 4px; background: var(--panel); }
.outline-card { border-top: 2px solid var(--accent); }
.outline-card .range, .date, .ref { display: block; margin-bottom: 6px; color: var(--accent); font: .76rem var(--mono); }
.outline-card h3 { font-size: 1.16rem; }
.outline-card p, .evidence-item p, .theme-card p, .time-stop p { margin: 0; color: var(--muted); font-size: 1rem; }
.outline-card .focus { display: inline-block; margin-top: 9px; color: var(--accent); font: .72rem var(--mono); }
.theory-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 10px; }
.theory-summary { padding: 16px; border: 1px solid var(--border); border-radius: 4px; background: var(--panel); }
.theory-summary h3 { color: var(--accent); }
.theory-summary p { margin: 0; color: var(--muted); }
.city-line { display: flex; align-items: center; gap: 13px; margin-top: 15px; color: var(--text); font: .72rem var(--mono); }
.city { position: relative; }
.city + .city::before { content: '→'; margin-right: 11px; color: var(--accent); }
.evidence-list { display: grid; gap: 7px; }
.evidence-item { display: grid; grid-template-columns: 25px 1fr; gap: 9px; padding: 9px 11px; }
.evidence-mark { color: var(--accent); font: .85rem var(--mono); }
.evidence-item strong { color: var(--text); }
.caveat { margin: 8px 0 0; color: var(--accent); font-style: italic; font-size: .97rem; }
.purpose-flow { display: grid; grid-template-columns: 1fr 30px 1.25fr; gap: 9px; align-items: stretch; }
.pressure-box, .purpose-box { padding: 15px; border: 1px solid var(--border); border-radius: 4px; background: var(--panel); }
.pressure-box { border-left: 2px solid var(--accent); }
.pressure-box h3, .purpose-box h3 { font-size: 1.25rem; }
.pressure-box p { margin: 0; color: var(--muted); }
.flow-arrow { display: grid; place-items: center; color: var(--accent); }
.purpose-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 3px 12px; padding: 0; margin: 8px 0 0; list-style: none; }
.purpose-list li { color: var(--text); }
.purpose-list li span { color: var(--muted); font-size: .9rem; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; }
.time-stop { padding: 11px; border-top: 2px solid var(--accent); background: var(--panel); }
.time-stop h3 { margin-bottom: 4px; font-size: 1.15rem; }
.time-stop p { font-size: .95rem; }
.date-note { display: grid; grid-template-columns: auto 1fr; gap: 11px; margin-top: 9px; padding: 12px; border: 1px solid var(--border); border-radius: 4px; background: var(--panel); }
.date-note .date-stamp { color: var(--accent); font: .72rem var(--mono); }
.date-note p { margin: 0; color: var(--muted); }
.lesson-figure { margin: 12px 0 4px; }
.lesson-figure img { display: block; max-width: 100%; height: auto; border: 1px solid var(--border); border-radius: 4px; }
.map-figure img { width: 100%; }
.artifact-figure img { width: min(100%, 340px); }
.lesson-figure figcaption { margin-top: 6px; color: var(--muted); font-size: .86rem; }
.lesson-figure figcaption a { color: var(--accent); }
.themes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.theme-card { min-height: 0; }
.theme-card h3 { margin-bottom: 4px; }
.theme-card .ref { margin: 8px 0 0; font-size: .7rem; }
.reflection-box { display: grid; grid-template-columns: 1fr auto; gap: 5px 12px; margin-top: 10px; padding: 10px 12px; border: 1px solid var(--border); border-radius: 4px; background: var(--inset); }
.reflection-box label { color: var(--accent); font: .73rem var(--mono); }
.reflection-box textarea { grid-column: 1 / -1; width: 100%; min-height: 58px; resize: vertical; border: 1px solid var(--border); border-radius: 3px; padding: 8px; background: var(--bg); color: var(--text); font: 1rem/1.45 var(--serif); }
.reflection-box textarea:focus { outline: 1px solid var(--accent); }
.save-status { justify-self: end; color: var(--muted); font: .68rem var(--mono); }
.save-status[data-state="saved"] { color: var(--accent); }
.save-status[data-state="error"] { color: #ffb3a7; }
@media (max-width: 700px) {
  body { width: calc(100% - 28px); font-size: 18px; }
  .home-main { padding-top: 40px; }
  .course-card { padding: 13px; }
  .outline-track { grid-template-columns: repeat(2, 1fr); }
  .theory-grid { grid-template-columns: 1fr; }
  .purpose-flow { grid-template-columns: 1fr; }
  .flow-arrow { min-height: 14px; transform: rotate(90deg); }
  .timeline { grid-template-columns: repeat(2, 1fr); }
  .themes-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 440px) {
  .outline-track, .timeline, .themes-grid, .purpose-list { grid-template-columns: 1fr; }
  .city-line { flex-wrap: wrap; }
  .date-note { grid-template-columns: 1fr; gap: 4px; }
  .video-banner { align-items: flex-start; flex-direction: column; }
  .site-footer { align-items: flex-start; flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

/* Lesson links sit above the course, then beside it on wide screens. */
.course-layout { min-width: 0; }
.lesson-navigation { margin: 24px 0; }
.lesson-navigation h2 { margin: 0 0 10px; font-size: 1.35rem; }
.lesson-navigation ol { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 10px; list-style: none; margin: 0; padding: 0; }
.lesson-navigation a { display: block; height: 100%; padding: 14px 16px; line-height: 1.3; border: 1px solid var(--border); border-radius: 4px; background: var(--panel); }
.lesson-navigation a:hover { border-color: var(--accent); text-decoration: none; }
.lesson-navigation a span { display: block; margin-top: 5px; color: var(--muted); font: .72rem var(--mono); }
.lesson-navigation a:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; border-radius: 2px; }
.course-with-navigation .lesson-heading { scroll-margin-top: 24px; }
@media (min-width: 1400px) {
  .course-with-navigation { width: min(1280px, calc(100% - 64px)); }
  .course-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 40px; align-items: start; }
  .course-layout .lesson-main { min-width: 0; }
  .lesson-navigation { position: sticky; top: 24px; max-height: calc(100vh - 48px); overflow-y: auto; }
  .lesson-navigation ol { grid-template-columns: 1fr; }
}

/* Larger reading text and discussion questions throughout the course. */
body { font-size: 24px; line-height: 1.55; }
.outline-card p, .evidence-item p, .theme-card p, .time-stop p { font-size: 1.375rem; line-height: 1.5; }
.course-card-copy > p, .course-hero-copy { font-size: 1.5rem; }
.outline-card h3, .time-stop h3, .pressure-box h3, .purpose-box h3, h3 { font-size: 1.65rem; }
.caveat { font-size: 1.375rem; }
.purpose-list li span, .lesson-figure figcaption { font-size: 1.25rem; }
.reflection-box { gap: 10px 12px; padding: 16px; }
.reflection-box label { font: 500 1.75rem/1.4 var(--serif); }
.reflection-box textarea { font-size: 1.375rem; line-height: 1.5; min-height: 100px; padding: 12px; }
.lesson-navigation a { font-size: 1.375rem; }
.lesson-navigation a span { font-size: 1rem; }
@media (max-width: 700px) {
  body { font-size: 22px; }
  .outline-card p, .evidence-item p, .theme-card p, .time-stop p { font-size: 1.25rem; }
  .reflection-box label { font-size: 1.5rem; }
  .reflection-box textarea { font-size: 1.25rem; }
}

.argument-outline > ol { padding-left: 1.5em; }
.argument-outline > ol > li { margin-bottom: 24px; padding-left: 6px; }
.argument-outline ul { margin-top: 10px; padding-left: 1.25em; }
.argument-outline ul li { margin-bottom: 7px; color: var(--muted); }