/* Learn, Vibe, Build — the editorial studio system.
   Paper, ink, terracotta. All course pages share this file. */
@font-face {
  font-family: DM Sans;
  src: url("fonts/dm-sans-400.ttf") format("truetype");
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: DM Sans;
  src: url("fonts/dm-sans-600.ttf") format("truetype");
  font-weight: 600 800;
  font-display: swap;
}
@font-face {
  font-family: Fraunces;
  src: url("fonts/fraunces-400.ttf") format("truetype");
  font-weight: 400 500;
  font-display: swap;
}
@font-face {
  font-family: Fraunces;
  src: url("fonts/fraunces-600.ttf") format("truetype");
  font-weight: 600 800;
  font-display: swap;
}
:root {
  --ink: #272a25;
  --muted: #64665d;
  --accent: #a83d2b;
  --bg: #f7f5ee;
  --card: #fffdf7;
  --border: #d9d8cd;
  --soft: #eeece2;
  --green: #344f41;
  --display: Fraunces, Georgia, serif;
  --body: DM Sans, system-ui, sans-serif;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 110px;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
}
main {
  width: 100%;
  max-width: 1120px;
  margin: auto;
  padding: 64px 32px 88px;
}
main > * {
  min-width: 0;
}
h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 500;
  line-height: 1.13;
  letter-spacing: -0.035em;
}
h1 {
  font-size: clamp(44px, 6vw, 76px);
  margin: 0 0 24px;
  max-width: 18ch;
}
h2 {
  font-size: 32px;
  margin: 48px 0 16px;
}
h3 {
  font-size: 24px;
  margin: 24px 0 12px;
}
p {
  margin: 0 0 20px;
}
a {
  color: var(--accent);
  text-underline-offset: 4px;
  text-decoration-thickness: 1px;
  overflow-wrap: anywhere;
}
a:hover {
  text-decoration-thickness: 2px;
}
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--green);
  outline-offset: 4px;
}
img {
  max-width: 100%;
  height: auto;
}
button,
input,
textarea {
  font: inherit;
}
button,
summary {
  cursor: pointer;
}
button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}
.hidden {
  display: none !important;
}
.lead {
  font-size: 19px;
  line-height: 1.6;
  max-width: 65ch;
  color: var(--muted);
  margin-bottom: 36px;
}
.hint,
.sub,
.step-sub {
  color: var(--muted);
  font-size: 14px;
}
.hint {
  margin: 16px 0;
}
.error {
  color: #982a23;
  font-weight: 600;
}
.kicker,
.eyebrow,
.section-label {
  font-family: var(--body);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
}
.crumb,
.back {
  font-size: 13px;
  margin: 0 0 24px;
  color: var(--muted);
}
.crumb a,
.back a {
  color: var(--muted);
}
/* Shared, no-JavaScript navigation. */
.skip-link {
  position: fixed;
  top: -100px;
  left: 20px;
  z-index: 100;
  background: var(--ink);
  color: white;
  padding: 12px 20px;
}
.skip-link:focus {
  top: 12px;
}
.site-nav {
  position: relative;
  z-index: 20;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.site-nav-inner {
  max-width: 1280px;
  margin: auto;
  min-height: 88px;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: 16px;
  white-space: nowrap;
  min-height: 44px;
}
.brand-mark {
  height: 34px;
  width: 34px;
  background: var(--accent);
  color: var(--bg);
  display: grid;
  place-items: center;
  font-family: var(--display);
  font-size: 23px;
  font-weight: 500;
  border-radius: 50%;
}
.site-nav nav {
  display: flex;
  align-items: center;
  gap: 5px;
}
.site-nav nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 8px 11px;
  color: var(--muted);
  text-decoration: none;
  font-size: 13px;
  white-space: nowrap;
}
.site-nav nav a:hover,
.site-nav nav a[aria-current="page"] {
  color: var(--accent);
}
.site-nav nav a[aria-current="page"] {
  text-decoration: underline;
  text-underline-offset: 8px;
}
.site-nav nav a:last-child {
  border: 1px solid var(--border);
  border-radius: 4px;
  margin-left: 8px;
  color: var(--ink);
}
.mobile-nav {
  display: none;
}
.site-footer {
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 32px 40px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  color: var(--muted);
  font-size: 12px;
}
.site-footer p {
  margin: 0;
}
.site-footer a {
  color: var(--muted);
}
/* Buttons and paper cards. */
.btn,
button,
a.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 11px 18px;
  background: var(--accent);
  color: white;
  border: 1px solid var(--accent);
  border-radius: 4px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  line-height: 1.45;
  transition: background 0.15s;
}
.btn:hover,
button:hover,
a.button:hover {
  background: #8f3021;
  color: white;
}
.btn.ghost,
button.quiet {
  background: transparent;
  color: var(--accent);
}
.btn.ghost:hover,
button.quiet:hover {
  background: var(--soft);
}
.copybar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 24px 0 16px;
}
.card,
.tool,
.entry,
.banner,
.prove {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 28px;
  margin-bottom: 20px;
}
.cards,
.grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 28px 0 48px;
}
.cards .card {
  margin: 0;
}
.card h2,
.card h3,
.tool h2,
.tool h3 {
  margin: 0 0 14px;
  font-size: 28px;
}
.card p:last-child,
.tool p:last-child {
  margin-bottom: 0;
}
a.card {
  display: block;
  color: var(--ink);
  text-decoration: none;
  position: relative;
  transition:
    border-color 0.15s,
    background 0.15s;
}
a.card:hover {
  border-color: var(--accent);
  background: #f0eee4;
}
a.card p {
  color: var(--muted);
  font-size: 15px;
}
a.card .kicker {
  color: var(--accent);
}
.banner,
.prove {
  border-left: 3px solid var(--accent);
}
.badge,
.pill {
  display: inline-block;
  padding: 3px 9px;
  border: 1px solid var(--border);
  border-radius: 99px;
  text-transform: uppercase;
  font-size: 10px;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.badge.public,
.pill.yes {
  color: var(--green);
  border-color: var(--green);
}
.private-badge {
  color: var(--accent);
}
/* Home: a weekly briefing, not a directory. */
.home-main {
  padding-top: 48px;
}
.home-intro {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  align-items: end;
  gap: 48px;
  margin-bottom: 48px;
}
.home-intro h1 {
  font-size: clamp(55px, 8vw, 102px);
  line-height: 1.02;
  margin: 0;
  letter-spacing: -0.055em;
}
.home-intro h1 em {
  font-style: normal;
  color: var(--accent);
}
.home-intro .intro-note {
  max-width: 38ch;
  padding-bottom: 6px;
}
.intro-note p {
  font-size: 17px;
  color: var(--muted);
  margin-bottom: 18px;
}
.meeting-meta {
  font-size: 12px;
  line-height: 1.7;
  color: var(--muted);
}
.week-brief {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  border: 1px solid var(--accent);
  border-radius: 5px;
  overflow: hidden;
}
.brief-lesson {
  padding: 36px 40px;
  background: var(--accent);
  color: var(--bg);
  display: flex;
  flex-direction: column;
}
.brief-lesson .kicker {
  color: #fff3dc;
}
.brief-lesson h2 {
  font-size: clamp(34px, 4vw, 48px);
  margin: 4px 0 20px;
  max-width: 14ch;
}
.brief-lesson p {
  color: #fff3e9;
  font-size: 16px;
}
.brief-lesson .btn {
  margin-top: auto;
  align-self: flex-start;
  background: var(--bg);
  border-color: var(--bg);
  color: var(--accent);
}
.brief-lesson .btn:hover {
  background: white;
}
.brief-tasks {
  background: var(--card);
  padding: 32px 36px;
}
.brief-task + .brief-task {
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}
.brief-task .kicker {
  margin-bottom: 8px;
}
.brief-task h3 {
  font-size: 25px;
  margin: 0 0 8px;
}
.brief-task p {
  font-size: 14px;
  margin-bottom: 12px;
  color: var(--muted);
}
.brief-task a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  font-size: 13px;
  font-weight: 600;
}
.due {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
}
.connect-strip {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 40px;
  padding: 30px 36px;
  margin: 20px 0 64px;
  background: var(--soft);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.connect-strip h3 {
  font-size: 26px;
  margin: 0 0 10px;
}
.connect-strip p {
  font-size: 14px;
  color: var(--muted);
  margin: 0;
}
.connector-code {
  display: block;
  margin-bottom: 10px;
  font-size: 13px;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--border);
  padding: 12px 16px;
  border-radius: 3px;
  overflow-wrap: anywhere;
}
.connect-links {
  font-size: 12px;
}
.section-heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  margin: 0 0 24px;
}
.section-heading h2 {
  margin: 0;
  font-size: 38px;
}
.section-heading > a {
  font-size: 13px;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.term-preview {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 64px;
}
.term-week {
  padding: 24px 16px 24px 0;
  text-decoration: none;
  color: var(--ink);
  border-right: 1px solid var(--border);
  min-height: 150px;
  display: flex;
  flex-direction: column;
}
.term-week:not(:first-child) {
  padding-left: 16px;
}
.term-week:last-child {
  border: 0;
}
.term-week .number {
  font-family: var(--display);
  font-size: 32px;
  line-height: 1;
  margin-bottom: 16px;
  color: var(--muted);
}
.term-week strong {
  font-size: 13px;
  line-height: 1.4;
  font-weight: 600;
}
.term-week small {
  font-size: 11px;
  color: var(--muted);
  margin-top: 8px;
}
.term-week.active {
  color: var(--accent);
}
.term-week.active .number {
  color: var(--accent);
}
.term-week:hover {
  background: var(--soft);
}
.studio-invite {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 40px 0;
  border-top: 1px solid var(--border);
  margin-bottom: 40px;
}
.studio-invite h2 {
  font-size: 46px;
  margin: 0;
  max-width: 12ch;
}
.studio-invite p {
  color: var(--muted);
  font-size: 17px;
  max-width: 44ch;
}
.rhythm {
  padding: 32px;
  background: var(--green);
  color: var(--bg);
  border-radius: 4px;
}
.rhythm h2 {
  margin: 0 0 24px;
  font-size: 30px;
}
.rhythm ol {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  list-style: none;
  counter-reset: rhythm;
  padding: 0;
  margin: 0 0 28px;
}
.rhythm li {
  counter-increment: rhythm;
  font-size: 14px;
}
.rhythm li::before {
  content: "0" counter(rhythm);
  display: block;
  font-family: var(--display);
  font-size: 28px;
  margin-bottom: 10px;
  color: #d6d8bf;
}
.rhythm li strong {
  display: block;
  font-size: 17px;
  margin-bottom: 8px;
}
.rhythm > p {
  font-size: 12px;
  color: #e1e5d7;
  margin: 0;
}
/* Reading and lesson pages. */
.lessons-index .cards {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.lessons-index .card.connect {
  background: var(--soft);
  margin: 32px 0;
}
.lesson-main h1 {
  font-size: clamp(39px, 5vw, 63px);
  max-width: 23ch;
}
.lesson-header {
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.lesson-header .hint {
  max-width: 74ch;
}
.lesson-layout {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 52px;
  margin-top: 36px;
  align-items: start;
}
.lesson-toc {
  position: sticky;
  top: 28px;
  max-height: calc(100vh - 56px);
  overflow: auto;
  padding-right: 16px;
  font-size: 12px;
}
.lesson-toc > p {
  margin-bottom: 12px;
}
.lesson-toc ul {
  list-style: none;
  padding: 0;
  margin: 0;
}
.lesson-toc li {
  margin: 0;
  border-bottom: 1px solid var(--border);
}
.lesson-toc li a {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--muted);
  text-decoration: none;
  line-height: 1.45;
  padding: 8px 0;
}
.lesson-toc li a:hover {
  color: var(--accent);
}
.lesson-toc li ul {
  display: none;
}
.lesson {
  max-width: 69ch;
  font-size: 17px;
  line-height: 1.8;
  overflow-wrap: anywhere;
}
.lesson > p:first-child {
  font-size: 18px;
}
.lesson h2 {
  font-size: 30px;
  margin: 56px 0 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  scroll-margin-top: 30px;
}
.lesson h2:first-of-type {
  margin-top: 32px;
}
.lesson h3 {
  font-size: 24px;
  margin: 32px 0 14px;
}
.lesson li {
  margin-bottom: 10px;
}
.lesson blockquote,
#content blockquote {
  background: var(--soft);
  border-left: 3px solid var(--accent);
  padding: 22px 24px;
  margin: 28px 0;
}
.lesson blockquote p:last-child {
  margin: 0;
}
.lesson hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}
code {
  font-family: ui-monospace, SFMono-Regular, monospace;
  font-size: 0.85em;
  padding: 2px 5px;
  background: var(--soft);
  border-radius: 3px;
  overflow-wrap: anywhere;
}
pre {
  background: var(--soft);
  padding: 20px;
  border: 1px solid var(--border);
  border-radius: 4px;
  max-width: 100%;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  overflow: auto;
  line-height: 1.6;
}
pre code {
  padding: 0;
  background: none;
}
.lesson table {
  display: block;
  width: 100%;
  overflow: auto;
  border-collapse: collapse;
  font-size: 14px;
  margin: 24px 0;
}
.lesson th,
.lesson td {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
  vertical-align: top;
}
.lesson th {
  background: var(--soft);
}
.lesson-end {
  padding-top: 40px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
}
.readings-main .cards {
  display: block;
}
.reading-card {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 36px;
  padding: 36px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
}
.reading-card h2 {
  font-size: 38px;
  max-width: 22ch;
  margin: 0 0 16px;
}
.reading-card .byline {
  color: var(--muted);
  font-size: 15px;
}
.reading-card .hint {
  max-width: 64ch;
}
.reading-number {
  font-family: var(--display);
  font-size: 65px;
  color: var(--accent);
  line-height: 1;
}
.reading-number small {
  font-family: var(--body);
  font-size: 11px;
  display: block;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-top: 18px;
  color: var(--muted);
}
/* The term is a sequence of weeks. */
.now {
  padding: 32px 36px;
  background: var(--soft);
  border-left: 3px solid var(--accent);
  margin: 36px 0;
}
.now h2 {
  font-size: 36px;
  margin: 0 0 16px;
}
.now p {
  color: var(--muted);
  max-width: 72ch;
}
.schedule {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
  table-layout: fixed;
}
.schedule th {
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  padding: 16px 12px;
  border-bottom: 1px solid var(--ink);
}
.schedule td {
  padding: 24px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.schedule th:nth-child(1) {
  width: 7%;
}
.schedule th:nth-child(2) {
  width: 15%;
}
.schedule th:nth-child(3) {
  width: 34%;
}
.schedule th:nth-child(4) {
  width: 25%;
}
.schedule th:nth-child(5) {
  width: 19%;
}
.schedule td.week {
  font-family: var(--display);
  font-size: 26px;
  line-height: 1.2;
}
.schedule td.date {
  font-size: 12px;
  color: var(--muted);
}
.schedule .current {
  background: #efe5dc;
}
.schedule .current .week {
  color: var(--accent);
}
.schedule .no-class {
  color: var(--muted);
  font-size: 12px;
}
.week-links {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
}
.week-links a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}
.week-links .hint {
  margin: 0;
}
/* Studio: work comes from the opt-in, authenticated feed only. */
.studio-main {
  padding-top: 48px;
}
.studio-hero {
  max-width: 1120px;
  margin: auto;
  padding: 56px 32px 0;
}
.studio-hero .kicker {
  margin-bottom: 20px;
}
.studio-hero h1 {
  font-size: clamp(56px, 8vw, 100px);
  margin-bottom: 20px;
}
.studio-hero .lead {
  max-width: 54ch;
  margin: 0;
}
.gallery-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-top: 1px solid var(--border);
  padding-top: 28px;
  gap: 16px;
  margin-bottom: 24px;
}
.gallery-header h2 {
  font-size: 34px;
  margin: 0;
}
.gallery-header .kicker {
  margin: 0;
  color: var(--muted);
}
.wall {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin: 24px 0 48px;
}
.tile {
  background: var(--card);
  border: 1px solid var(--border);
  border-top: 4px solid var(--green);
  padding: 28px;
  min-height: 230px;
  display: flex;
  flex-direction: column;
  border-radius: 4px;
  min-width: 0;
}
.tile h3 {
  font-size: 30px;
  margin: 0 0 14px;
}
.tile p {
  color: var(--muted);
  font-size: 14px;
}
.tile .tile-week {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
}
.tile > a {
  font-size: 13px;
  min-height: 44px;
  display: flex;
  align-items: center;
  margin-top: auto;
}
.tile.unclaimed {
  background: var(--soft);
  border: 1px dashed var(--border);
  justify-content: center;
}
.tile.unclaimed > a {
  font-family: var(--display);
  font-size: 28px;
  text-decoration: none;
  line-height: 1.25;
  max-width: 18ch;
  color: var(--ink);
  margin: 0;
}
.tile.unclaimed .hint {
  margin: 16px 0 0;
}
.gallery-empty {
  grid-column: 1/-1;
  min-height: 310px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 48px;
  padding: 40px;
  border: 1px solid var(--border);
  background: var(--soft);
  border-radius: 4px;
}
.gallery-empty h3 {
  font-size: 42px;
  margin: 0;
  max-width: 13ch;
}
.gallery-empty p {
  max-width: 40ch;
  color: var(--muted);
}
.gallery-empty .kicker {
  color: var(--accent);
}
.gallery-empty .btn {
  align-self: start;
}
.archive-note,
.how {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
  margin-top: 40px;
}
.board {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}
.note {
  padding: 28px;
  background: var(--soft);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.note .from {
  font-size: 12px;
  color: var(--muted);
  margin: 0;
}
.note.n3 {
  background: #f0e5db;
}
.note.n4 {
  background: #e8eddf;
}
/* Setup, syllabus and journal. */
h2.step {
  font-size: 34px;
  margin-top: 52px;
}
.checklist {
  padding: 0;
  list-style: none;
}
.checklist li {
  padding: 22px 24px;
  border: 1px solid var(--border);
  background: var(--card);
  margin-bottom: 10px;
  border-radius: 4px;
}
.checklist li:before {
  content: "\2610";
  color: var(--accent);
  margin-right: 12px;
  font-size: 20px;
}
.tool {
  margin: 0;
  min-width: 0;
}
.tool .kind {
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
}
.tool p,
.tool li {
  font-size: 14px;
}
.tool h2,
.tool h3 {
  font-size: 28px;
}
.tool .cost,
.tool .used {
  font-size: 12px;
  color: var(--muted);
}
.tool .cost {
  padding-top: 16px;
  border-top: 1px solid var(--border);
  margin-top: 20px;
}
.entry .date {
  font-size: 11px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}
.entry h2 {
  font-size: 34px;
}
.journal-main,
.syllabus-main {
  max-width: 850px;
}
#content {
  font-size: 17px;
  overflow-wrap: anywhere;
}
#content h1 {
  font-size: 62px;
}
#content h2 {
  padding-top: 28px;
  border-top: 1px solid var(--border);
  margin-top: 48px;
  font-size: 31px;
}
#content h3 {
  font-size: 23px;
}
#content table {
  display: block;
  overflow: auto;
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
#content td,
#content th {
  border: 1px solid var(--border);
  padding: 12px 16px;
  text-align: left;
}
#content th {
  background: var(--soft);
}
/* Account / instructor: retain the app's state hooks and dashboard vocabulary. */
.account-main {
  max-width: 920px;
}
form {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
input,
textarea {
  background: var(--bg);
  color: var(--ink);
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 4px;
  max-width: 100%;
  min-width: 0;
}
input[type="email"],
input[type="url"] {
  flex: 1 1 230px;
  min-height: 46px;
}
textarea {
  line-height: 1.6;
}
input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--accent);
  margin-right: 6px;
}
label:has(input[type="checkbox"]) {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
}
.signin-label {
  width: 100%;
  font-size: 13px;
  font-weight: 600;
}
.account-note {
  font-size: 14px;
  color: var(--muted);
  max-width: 60ch;
  margin-top: 32px;
}
.who {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 20px;
  margin-bottom: 32px;
}
.who h2 {
  margin: 0;
  font-size: 34px;
}
.who .email {
  font-size: 13px;
  color: var(--muted);
}
.week-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin: 28px 0 16px;
}
.week-tab {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 48px;
  padding: 8px 14px;
  text-decoration: none;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--muted);
}
.week-tab.active {
  background: var(--green);
  color: white;
  border-color: var(--green);
}
.wt-num {
  font-size: 13px;
  font-weight: 600;
}
.wt-title {
  font-size: 11px;
}
.week-status {
  color: var(--muted);
  font-size: 14px;
}
.week-status strong {
  color: var(--ink);
}
.week-status .sep {
  margin: 0 8px;
}
.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0;
}
.chips .chip {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  border-radius: 99px;
  font-size: 13px;
  min-height: 44px;
  padding: 8px 16px;
}
.chips .chip.active {
  background: var(--green);
  border-color: var(--green);
  color: white;
}
.submission {
  margin-bottom: 20px;
}
.submission .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 16px;
}
.submission .week {
  font-weight: 600;
}
.submission .date {
  font-size: 12px;
  color: var(--muted);
}
.body.md {
  overflow-wrap: anywhere;
  font-size: 15px;
}
.body.md h1,
.body.md h2,
.body.md h3 {
  font-family: var(--body);
  font-size: 17px;
  font-weight: 600;
  margin: 20px 0 12px;
}
.body.md p:last-child {
  margin: 0;
}
.body.md table {
  display: block;
  overflow: auto;
  max-width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.body.md td,
.body.md th {
  border: 1px solid var(--border);
  padding: 8px;
}
.field-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
}
.empty {
  color: var(--muted);
}
.preview-note {
  padding: 16px;
  border: 1px dashed var(--accent);
  color: var(--accent);
  font-size: 13px;
}
.stat-tiles {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
  margin: 32px 0;
}
.stat-tile {
  padding: 20px;
  border: 1px solid var(--border);
  background: var(--card);
}
.stat-tile .n {
  display: block;
  font-family: var(--display);
  font-size: 38px;
  color: var(--accent);
}
.stat-tile .k {
  font-size: 11px;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}
.dash-table-wrap {
  overflow: auto;
  max-width: 100%;
}
table.dash {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--card);
}
table.dash td,
table.dash th {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}
table.dash th {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}
.dash .email-sub {
  display: block;
  font-size: 11px;
  color: var(--muted);
}
.dash .student {
  cursor: pointer;
}
.dash .student:hover,
.dash .open {
  background: var(--soft);
}
.status-ok {
  color: var(--green);
}
.status-missing {
  color: var(--accent);
}
.weekgrid {
  display: flex;
  gap: 4px;
}
.wg {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border: 1px solid var(--border);
  border-radius: 3px;
}
.wg.yes {
  color: var(--green);
}
.wg.sel {
  outline: 2px solid var(--accent);
}
.demo-timer {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
}
.demo-timer .clock {
  font:
    600 42px ui-monospace,
    monospace;
  min-width: 5ch;
}
.clock.low {
  color: var(--accent);
}
.demo-queue li {
  margin-bottom: 12px;
  font-size: 14px;
}
.demo-queue li.done {
  color: var(--muted);
}
.demo-queue li.done .who {
  text-decoration: line-through;
}
.demo-queue .who {
  display: inline;
  margin: 0;
  font-weight: 600;
}
.demo-queue label {
  margin-right: 8px;
}
.demo-queue .when,
.demo-queue .nolink {
  color: var(--muted);
  font-size: 12px;
}
.section {
  margin-top: 40px;
}
.week-head {
  font-size: 30px;
  margin-top: 48px;
}
.anchor {
  margin-left: 8px;
}
.page-head {
  margin-bottom: 32px;
}
.dash-stats,
.statsbar {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.stat strong {
  color: var(--accent);
}
.dot {
  color: var(--border);
}
.dash td.name {
  font-weight: 600;
}
.dash tr.detail-row > td {
  background: var(--soft);
  padding: 24px;
}
.week-panel .card.readonly {
  border-left: 3px solid var(--accent);
}
.grid.wide {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.feed a {
  overflow-wrap: anywhere;
}
@media (max-width: 700px) {
  #content table:first-of-type,
  #content table:first-of-type tbody,
  #content table:first-of-type tr,
  #content table:first-of-type td {
    display: block;
    width: 100%;
  }
  #content table:first-of-type tr {
    border: 1px solid var(--border);
    margin-bottom: 8px;
  }
  #content table:first-of-type td {
    border: 0;
    padding: 6px 14px;
  }
  #content table:first-of-type td:first-child {
    width: 100%;
    padding-top: 12px;
    color: var(--accent);
  }
  .grid.wide {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    transition: none !important;
  }
}
.mobile-toc {
  display: none;
}
#content table:first-of-type thead {
  display: none;
}
@media (min-width: 701px) {
  #content table:first-of-type td:first-child {
    width: 26%;
    font-weight: 600;
    word-break: normal;
  }
}
@media (max-width: 700px) {
  .lesson-toc {
    display: none;
  }
  .mobile-toc {
    display: block;
    background: var(--soft);
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 32px;
  }
  .mobile-toc summary {
    min-height: 52px;
    padding: 12px 18px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
  }
  .mobile-toc summary span {
    font-weight: 400;
    color: var(--muted);
  }
  .mobile-toc .toc {
    padding: 0 18px 16px;
  }
  .mobile-toc .toc ul {
    list-style: none;
    padding: 0;
    margin: 0;
  }
  .mobile-toc .toc li a {
    display: block;
    min-height: 44px;
    padding: 10px 0;
    border-top: 1px solid var(--border);
    font-size: 13px;
  }
  .mobile-toc .toc li ul {
    display: none;
  }
}
@media (min-width: 1400px) {
  .site-nav-inner {
    max-width: 1280px;
  }
}
@media (max-width: 1000px) {
  .site-nav-inner {
    padding: 16px 24px;
  }
  .site-nav .desktop-nav {
    display: none;
  }
  .mobile-nav {
    display: block;
  }
  .mobile-nav summary {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 68px;
    min-height: 44px;
    font-size: 13px;
    border: 1px solid var(--border);
    border-radius: 4px;
    list-style: none;
  }
  .mobile-nav summary::-webkit-details-marker {
    display: none;
  }
  .mobile-nav[open] summary {
    background: var(--ink);
    color: var(--bg);
  }
  .mobile-nav nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--bg);
    padding: 16px 24px 24px;
    border-bottom: 1px solid var(--border);
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    box-shadow: 0 16px 24px #272a2512;
  }
  .mobile-nav nav a:last-child {
    margin: 0;
  }
  .home-intro {
    gap: 32px;
  }
  .brief-lesson {
    padding: 32px;
  }
  .brief-tasks {
    padding: 28px;
  }
  .lesson-layout {
    grid-template-columns: 190px minmax(0, 1fr);
    gap: 32px;
  }
  .wall {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 700px) {
  html {
    scroll-padding-top: 24px;
  }
  main {
    padding: 36px 22px 56px;
  }
  .site-nav-inner {
    min-height: 76px;
    padding: 12px 22px;
  }
  .brand {
    font-size: 14px;
    gap: 10px;
  }
  .brand-mark {
    width: 30px;
    height: 30px;
    font-size: 21px;
  }
  .lead {
    font-size: 17px;
    margin-bottom: 28px;
  }
  h1 {
    font-size: 46px;
    margin-bottom: 20px;
  }
  h2 {
    font-size: 29px;
  }
  .site-footer {
    padding: 24px 22px;
    display: block;
  }
  .site-footer p + p {
    margin-top: 16px;
  }
  .home-main {
    padding-top: 30px;
  }
  .home-intro {
    display: block;
    margin-bottom: 30px;
  }
  .home-intro h1 {
    font-size: 61px;
    max-width: 13ch;
  }
  .home-intro > .intro-note {
    margin-top: 22px;
  }
  .intro-note p {
    font-size: 15px;
    margin-bottom: 12px;
  }
  .meeting-meta {
    font-size: 11px;
  }
  .week-brief {
    display: block;
  }
  .brief-lesson {
    padding: 26px;
  }
  .brief-lesson h2 {
    font-size: 38px;
    max-width: 14ch;
  }
  .brief-lesson p {
    font-size: 15px;
  }
  .brief-tasks {
    padding: 26px;
  }
  .brief-task h3 {
    font-size: 26px;
  }
  .connect-strip {
    display: block;
    padding: 26px;
    margin: 16px 0 44px;
  }
  .connect-strip > div + div {
    margin-top: 22px;
  }
  .section-heading h2 {
    font-size: 31px;
  }
  .section-heading {
    gap: 12px;
  }
  .section-heading > a {
    font-size: 12px;
  }
  .term-preview {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    margin-bottom: 44px;
  }
  .term-week {
    min-height: 130px;
    padding: 20px 14px !important;
    border-bottom: 1px solid var(--border);
  }
  .term-week:nth-child(even) {
    border-right: 0;
  }
  .term-week:nth-last-child(-n + 2) {
    border-bottom: 0;
  }
  .studio-invite {
    display: block;
    padding: 28px 0;
    margin-bottom: 28px;
  }
  .studio-invite h2 {
    font-size: 40px;
    margin-bottom: 20px;
  }
  .studio-invite p {
    font-size: 16px;
  }
  .rhythm {
    padding: 26px;
  }
  .rhythm ol {
    display: block;
  }
  .rhythm li {
    padding: 0 0 20px;
    margin-bottom: 20px;
    border-bottom: 1px solid #ffffff30;
  }
  .rhythm li:last-child {
    border: 0;
    margin: 0;
    padding: 0;
  }
  .rhythm li:before {
    font-size: 24px;
    margin-bottom: 4px;
  }
  .cards,
  .grid,
  .lessons-index .cards,
  .board {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }
  .card,
  .tool,
  .entry {
    padding: 24px;
  }
  .card h2,
  .card h3 {
    font-size: 26px;
  }
  .copybar {
    gap: 8px;
  }
  .copybar .btn {
    flex: 1 1 auto;
  }
  .copybar button[data-copy] {
    flex-basis: 100%;
  }
  .lesson-main h1 {
    font-size: 40px;
    max-width: 20ch;
  }
  .lesson-header {
    padding-bottom: 18px;
  }
  .lesson-layout {
    display: block;
    margin-top: 24px;
  }
  .lesson-toc {
    position: relative;
    top: auto;
    max-height: none;
    background: var(--soft);
    padding: 18px 20px;
    border: 1px solid var(--border);
    border-radius: 4px;
    margin-bottom: 32px;
  }
  .lesson-toc .toc ul {
    columns: 1;
  }
  .lesson-toc li a {
    font-size: 13px;
  }
  .lesson {
    font-size: 16px;
    line-height: 1.8;
  }
  .lesson h2 {
    font-size: 27px;
    margin-top: 40px;
  }
  .lesson h3 {
    font-size: 22px;
  }
  .lesson blockquote {
    padding: 18px;
  }
  .reading-card {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 28px 0;
  }
  .reading-number {
    font-size: 42px;
    display: flex;
    align-items: center;
    gap: 16px;
  }
  .reading-number small {
    margin: 0;
  }
  .reading-card h2 {
    font-size: 34px;
  }
  .now {
    padding: 26px;
    margin: 28px 0;
  }
  .now h2 {
    font-size: 30px;
  }
  .schedule,
  .schedule tbody,
  .schedule tr,
  .schedule td {
    display: block;
    width: 100%;
  }
  .schedule {
    border-top: 1px solid var(--ink);
  }
  .schedule thead {
    display: none;
  }
  .schedule tr {
    position: relative;
    padding: 24px 16px 24px 64px;
    border-bottom: 1px solid var(--border);
  }
  .schedule td {
    border: 0;
    padding: 5px 0;
    font-size: 14px;
  }
  .schedule td.week {
    position: absolute;
    left: 16px;
    top: 27px;
    width: auto;
    font-size: 30px;
    color: var(--muted);
  }
  .schedule .current td.week {
    color: var(--accent);
  }
  .schedule td.date {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 6px;
  }
  .schedule td[data-label="Due"]:before {
    content: "Due: ";
    font-weight: 600;
  }
  .schedule td[data-label="Materials"] {
    margin-top: 6px;
  }
  .schedule .no-class {
    padding-left: 16px;
  }
  .schedule .no-class td.week {
    display: none;
  }
  .schedule .no-class td {
    font-size: 12px;
  }
  .studio-hero {
    padding: 36px 22px 0;
  }
  .studio-hero h1 {
    font-size: 65px;
  }
  .studio-main {
    padding-top: 36px;
  }
  .gallery-header {
    display: block;
  }
  .gallery-header h2 {
    margin-bottom: 12px;
  }
  .wall {
    grid-template-columns: minmax(0, 1fr);
  }
  .gallery-empty {
    grid-template-columns: 1fr;
    padding: 28px;
    gap: 24px;
    min-height: 340px;
  }
  .gallery-empty h3 {
    font-size: 40px;
  }
  .gallery-empty p {
    font-size: 15px;
  }
  .tile {
    min-height: 230px;
  }
  .tool h2,
  .tool h3 {
    font-size: 27px;
  }
  h2.step {
    font-size: 29px;
  }
  .checklist li {
    padding: 20px;
  }
  .journal-main,
  .syllabus-main {
    max-width: 100%;
  }
  #content {
    font-size: 16px;
  }
  #content h1 {
    font-size: 43px;
  }
  #content h2 {
    font-size: 28px;
  }
  #content h3 {
    font-size: 22px;
  }
  .stat-tiles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .stat-tile {
    padding: 16px;
  }
  .wt-title {
    display: none;
  }
  .week-tab {
    padding: 8px 12px;
  }
  .who h2 {
    font-size: 30px;
  }
  #signin-form {
    display: block;
  }
  #signin-form input,
  #signin-form button {
    display: block;
    width: 100%;
    margin-top: 12px;
  }
  #submit-form button[type="submit"] {
    width: 100%;
  }
  .account-note {
    font-size: 13px;
  }
  .signin-label {
    display: block;
  }
}

/* Review pass (3:35 PM): "this week" must win the phone fold; TOC legible. */
@media (max-width: 700px) {
  .home-intro h1 { font-size: 40px; max-width: none; }
  .home-intro { margin-bottom: 20px; gap: 12px; }
  .home-intro > .intro-note { margin-top: 8px; }
  .intro-note p { font-size: 15px; }
  .meeting-meta { font-size: 14px; color: var(--ink); }
  .kicker { margin-bottom: 8px; }
  .week-brief h2 { text-wrap: balance; }
}
.meeting-meta a { padding: 6px 0; }
.lesson-toc li a { color: var(--ink); font-size: 14px; text-wrap: pretty; }

/* Week kit: "Everything for Week N" */
.week-kit { margin: 8px 0 48px; padding: 28px; background: var(--card); border: 1px solid var(--border); border-top: 4px solid var(--accent); border-radius: 10px; }
.week-kit h2 { font-family: var(--display); font-size: clamp(28px, 4vw, 40px); margin: 4px 0 20px; letter-spacing: -0.02em; }
.kit-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; }
.kit-card { display: flex; flex-direction: column; gap: 6px; padding: 16px; border: 1px solid var(--border); border-radius: 8px; background: var(--bg); color: var(--ink); text-decoration: none; min-height: 44px; }
a.kit-card:hover { border-color: var(--accent); }
.kit-card strong { font-family: var(--display); font-size: 19px; line-height: 1.2; }
.kit-card > span:not(.kicker):not(.kit-actions) { color: var(--muted); font-size: 15px; line-height: 1.45; overflow-wrap: anywhere; }
.kit-card .kicker { margin: 0; font-size: 11px; }
.kit-card code { font-size: 13px; overflow-wrap: anywhere; }
.kit-actions { display: flex; gap: 12px; align-items: center; margin-top: 6px; flex-wrap: wrap; }
.kit-actions .btn { padding: 8px 14px; font-size: 14px; }
.week-kit .hint { margin: 18px 0 0; }
.lesson-layout.single { display: block; max-width: 46rem; }
@media (max-width: 700px) { .week-kit { padding: 18px; margin-left: -4px; margin-right: -4px; } .kit-grid { grid-template-columns: 1fr; } }
.week-kit { border-top: 1px solid var(--border); box-shadow: inset 0 4px 0 var(--accent); background: var(--card); }
.kit-card { background: #fff; }
a.kit-card strong::after { content: " →"; color: var(--accent); }

/* Class board: posts come only from the authenticated /board API. */
.board-main { max-width: 760px; margin: 0 auto; }
.board-composer { border: 1px solid var(--border); background: var(--card); border-radius: 4px; padding: 0 20px; margin-bottom: 8px; }
.board-composer > summary { font-family: var(--display); font-size: 24px; min-height: 56px; display: flex; align-items: center; cursor: pointer; }
.board-form { flex-direction: column; flex-wrap: nowrap; gap: 6px; padding-bottom: 20px; }
.board-form input, .board-form textarea, .board-form select { width: 100%; font: inherit; font-size: 16px; }
.board-form select { background: var(--bg); color: var(--ink); padding: 12px 14px; border: 1px solid var(--border); border-radius: 4px; min-height: 46px; }
.board-form .field-label { margin-top: 10px; }
.board-form .optional { text-transform: none; letter-spacing: 0; }
.board-form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 14px; }
.board-form-actions .hint { margin: 0; }
.board-list { display: grid; gap: 16px; margin: 8px 0 48px; }
.board-post { background: var(--card); border: 1px solid var(--border); border-left: 4px solid var(--green); border-radius: 4px; padding: 20px 22px; min-width: 0; overflow-wrap: anywhere; }
.board-post.pinned { border-left-color: var(--accent); background: var(--soft); }
.board-post h3 { font-size: 24px; margin: 6px 0 8px; }
.board-post .board-body { color: var(--ink); font-size: 15px; margin: 0 0 10px; white-space: pre-line; }
.board-meta { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: 12px; color: var(--muted); margin: 0; }
.board-kind { text-transform: uppercase; letter-spacing: 0.1em; color: var(--accent); font-weight: 600; }
.board-post.pinned .board-meta span:nth-child(2) { color: var(--accent); font-weight: 600; }
.board-link { display: inline-flex; align-items: center; min-height: 44px; font-size: 14px; }
.board-actions { display: flex; gap: 10px; margin-top: 6px; }
.btn.small { min-height: 40px; padding: 6px 14px; font-size: 13px; }
.board-signin { border: 1px solid var(--border); background: var(--soft); border-radius: 4px; padding: 32px 24px; }
.board-signin h2 { font-size: 28px; margin: 0 0 10px; }
.board-signin p { color: var(--muted); }

/* My journey: one student's own weeks, from /me only. */
.journey-top h2 { font-size: 30px; margin: 4px 0 16px; }
.journey-reflect { border: 1px solid var(--border); background: var(--soft); border-radius: 4px; padding: 18px 20px; }
.journey-reflect ul { margin: 6px 0 12px; padding-left: 20px; }
.journey-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 12px; }
.journey-actions .hint { margin: 0; }
.journey-weeks { list-style: none; padding: 0; margin: 32px 0 48px; display: grid; gap: 18px; }
.journey-week { background: var(--card); border: 1px solid var(--border); border-left: 4px solid var(--border); border-radius: 4px; padding: 20px 22px; min-width: 0; overflow-wrap: anywhere; }
.journey-week.submitted { border-left-color: var(--green); }
.journey-week h3 { font-size: 26px; margin: 2px 0 6px; }
.journey-meta { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--muted); margin: 0 0 8px; }
.journey-status.is-in { color: var(--green); font-weight: 600; }
.journey-status.is-open { color: var(--muted); font-style: italic; }
.journey-prompt summary { cursor: pointer; font-size: 14px; min-height: 36px; display: flex; align-items: center; color: var(--muted); }
.journey-prompt p { font-size: 14px; color: var(--muted); }
.journey-body p { font-size: 15px; line-height: 1.65; white-space: pre-line; }
.journey-share { font-size: 12px; }
.journey-links { display: flex; flex-wrap: wrap; gap: 4px 18px; font-size: 14px; margin: 8px 0 0; }
.journey-links a { min-height: 40px; display: inline-flex; align-items: center; }

/* Instructor view-as (read-only; enforced by the Worker). */
.viewas-banner { background: var(--accent); color: white; border-radius: 4px; padding: 12px 16px; margin: 0 0 20px; font-size: 15px; }
.viewas-banner a { color: white; text-decoration: underline; }
.viewas-picker { display: grid; gap: 6px; margin: 0 0 24px; padding: 14px 16px; border: 1px dashed var(--border); border-radius: 4px; }
.viewas-picker select { background: var(--bg); color: var(--ink); padding: 12px 14px; border: 1px solid var(--border); border-radius: 4px; min-height: 46px; font: inherit; font-size: 16px; width: 100%; }

/* Board comments: text via textContent, links validated in linkify.js. */
.board-comments { margin-top: 12px; border-top: 1px solid var(--border); padding-top: 4px; }
.board-comments > summary { cursor: pointer; min-height: 44px; display: flex; align-items: center; font-size: 14px; color: var(--accent); font-weight: 600; }
.board-comment-list { list-style: none; padding: 0; margin: 0 0 8px; display: grid; gap: 10px; }
.board-comment { background: var(--bg); border: 1px solid var(--border); border-radius: 4px; padding: 10px 12px; }
.board-comment.from-instructor { border-left: 3px solid var(--accent); }
.board-comment-body { margin: 4px 0 0; font-size: 15px; white-space: pre-line; overflow-wrap: anywhere; }
.board-comment .board-actions button { min-height: 36px; font-size: 13px; }
.board-comment-form { display: flex; flex-wrap: wrap; gap: 8px; align-items: flex-end; }
.board-comment-form textarea { flex: 1 1 100%; width: 100%; font: inherit; font-size: 16px; }
.board-comment-form .hint { margin: 0; }