@import url('/study/composition/fonts/fonts.css');

/* ---------------------------------------------------------------- tokens */
:root {
  --paper: #f6f6f4;
  --ink: #17150f;
  --pencil: #ef4d68;
  --pencil-text: #d81e42;
  --graphite: #6b675e;
  --rule: #d9d7d0;

  --paper-sunk: #efeeea;
  --pencil-wash: rgba(239, 77, 104, 0.09);

  --display: 'Bricolage Grotesque', 'Helvetica Neue', Helvetica, sans-serif;
  --body: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --gutter: clamp(20px, 6vw, 96px);
  --measure: 760px;
  --shell: 1248px;
  --gap: 64px;

  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --paper: #141310;
    --ink: #ecebe6;
    --graphite: #a5a198;
    --rule: #2b2925;
    --paper-sunk: #1b1a16;
    --pencil-wash: rgba(239, 77, 104, 0.14);
    --pencil-text: #ef4d68;
    color-scheme: dark;
  }
}

/* ------------------------------------------------------------------ base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 18px;
  line-height: 1.55;
  font-synthesis-weight: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  animation: page-in 300ms ease-out both;
}

@keyframes page-in {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  main {
    animation: none;
  }
  * {
    scroll-behavior: auto !important;
  }
}

a {
  color: inherit;
  text-decoration-color: var(--pencil-text);
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
}

a:hover {
  color: var(--pencil-text);
}

:focus-visible {
  outline: 2px solid var(--pencil);
  outline-offset: 3px;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 48px 0;
}

.shell {
  /* --shell is the content width, so the gutter is added outside it. At 1440 the
     content measures 1248, which is what the exported frames are drawn to. */
  max-width: calc(var(--shell) + var(--gutter) * 2);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.skip {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  background: var(--ink);
  color: var(--paper);
  padding: 12px 18px;
  font-family: var(--mono);
  font-size: 13px;
}

.skip:focus {
  left: 0;
}

.eyebrow {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--pencil-text);
  margin: 0 0 12px;
}

.meta {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--graphite);
  margin: 0;
}

.crumb {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--graphite);
  margin: 0 0 20px;
}

.crumb a {
  text-decoration: none;
}

.crumb a:hover {
  text-decoration: underline;
}

/* ---------------------------------------------------------------- header */
.masthead {
  border-bottom: 1px solid var(--rule);
}

.masthead .shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 60px;
  padding-block: 14px;
  flex-wrap: wrap;
}

.brandstack {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 1px;
  min-width: 0;
}

.brand {
  font-family: var(--display);
  font-weight: 600;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--graphite);
  text-decoration: none;
  line-height: 1.4;
}

.brand:hover {
  color: var(--pencil-text);
}

.navback {
  color: var(--graphite);
  white-space: nowrap;
}

.navback:hover {
  color: var(--pencil-text);
}

.wordmark {
  font-family: var(--display);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: -0.012em;
  text-decoration: none;
  line-height: 1.2;
}

.wordmark:hover {
  color: var(--pencil-text);
}

.nav {
  display: flex;
  gap: 26px;
  flex-wrap: wrap;
  font-size: 16px;
}

.nav a {
  text-decoration: none;
  padding-block: 6px;
}

.nav a[aria-current='page'] {
  color: var(--pencil-text);
  box-shadow: inset 0 -2px 0 var(--pencil);
}

/* ------------------------------------------------------------ staff map */
.staffmap {
  border-bottom: 1px solid var(--rule);
  padding-block: 14px 22px;
}

.staffmap svg {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
}

.staffmap .staff-line {
  stroke: var(--rule);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.staffmap .nh {
  fill: none;
  stroke: var(--graphite);
  stroke-width: 1.1;
  vector-effect: non-scaling-stroke;
}

.staffmap .nh.done {
  fill: var(--ink);
  stroke: var(--ink);
}

.staffmap a:hover .nh,
.staffmap a:focus-visible .nh {
  stroke: var(--pencil);
  fill: var(--pencil);
}

.staffmap .mark {
  fill: none;
  stroke: var(--pencil);
  stroke-width: 1.6;
  vector-effect: non-scaling-stroke;
}

.staffmap .partlabels {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--graphite);
  margin-top: 8px;
}

.staffmap .partlabels span:last-child {
  text-align: right;
}

.staffstrip {
  display: none;
  border-bottom: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--graphite);
  padding-block: 10px;
}

.staffstrip b {
  color: var(--pencil-text);
  font-weight: 400;
}

#nh-tip {
  position: absolute;
  z-index: 40;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.35;
  padding: 6px 9px;
  max-width: 280px;
  pointer-events: none;
  opacity: 0;
  transition: opacity 120ms linear;
}

#nh-tip[data-show='1'] {
  opacity: 1;
}

@media (prefers-reduced-motion: reduce) {
  #nh-tip {
    transition: none;
  }
}

/* ---------------------------------------------------------------- typography */
h1,
h2,
h3,
h4 {
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: -0.018em;
  line-height: 1.06;
  margin: 0;
  text-wrap: balance;
}

.h-hero {
  font-size: clamp(36px, 4.4vw, 56px);
  max-width: 15ch;
}

.h-page {
  font-size: clamp(32px, 4vw, 52px);
}

.lead {
  font-size: 20px;
  line-height: 1.5;
  color: var(--graphite);
  max-width: 46ch;
  margin: 20px 0 0;
}

/* --------------------------------------------------------------- buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 10px 22px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 15.5px;
  letter-spacing: -0.008em;
  text-decoration: none;
  border: 2px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
}

.btn:hover {
  background: var(--pencil);
  border-color: var(--pencil-text);
  color: #fff;
}

.btn.ghost {
  background: transparent;
  color: var(--ink);
}

.btn.ghost:hover {
  background: transparent;
  color: var(--pencil-text);
}

.btnrow {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 34px;
}

/* ------------------------------------------------------------------ home */
.hero {
  display: grid;
  grid-template-columns: 1.22fr 1fr;
  gap: var(--gap);
  align-items: start;
  padding-block: 56px 72px;
}

.hero .art {
  border: 1px solid var(--rule);
}

.section-rule {
  border-top: 1px solid var(--rule);
}

.doors {
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding-block: 56px 64px;
}

.door {
  padding-right: 44px;
}

.door + .door {
  border-left: 1px solid var(--rule);
  padding-left: 44px;
  padding-right: 0;
}

.door a.doorlink {
  text-decoration: none;
  display: block;
}

.door .art {
  border: 1px solid var(--rule);
  margin-bottom: 26px;
}

.door h2 {
  font-size: clamp(28px, 3.1vw, 40px);
  margin-bottom: 14px;
}

.door a.doorlink:hover h2 {
  color: var(--pencil-text);
}

.door p.blurb {
  margin: 0 0 18px;
  max-width: 42ch;
}

.band {
  background: var(--ink);
  color: var(--paper);
}

.band .shell {
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: var(--gap);
  padding-block: 76px 84px;
}

.band h2 {
  font-size: clamp(28px, 3vw, 38px);
  max-width: 10ch;
}

.steps {
  margin: 0;
  display: grid;
}

.steps > div {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 28px;
  padding-block: 18px;
  border-top: 1px solid rgba(246, 246, 244, 0.18);
}

.steps > div:first-child {
  border-top: 0;
  padding-top: 0;
}

.steps dt {
  font-family: var(--display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
}

.steps dd {
  margin: 0;
  color: rgba(246, 246, 244, 0.86);
}

.librarystrip {
  display: grid;
  grid-template-columns: 1.15fr 1fr;
  gap: var(--gap);
  padding-block: 68px 76px;
  align-items: start;
}

.librarystrip h2 {
  font-size: clamp(28px, 3vw, 38px);
  margin-bottom: 18px;
}

.counts {
  margin: 0;
  display: grid;
}

.counts > div {
  display: flex;
  align-items: baseline;
  gap: 18px;
  padding-block: 14px;
  border-bottom: 1px solid var(--rule);
}

.counts dt {
  font-family: var(--display);
  font-weight: 700;
  font-size: 30px;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  min-width: 88px;
}

.counts dd {
  margin: 0;
  color: var(--graphite);
  font-size: 16px;
}

/* ------------------------------------------------------------ part hubs */
.modulelist {
  border-top: 1px solid var(--rule);
}

.modulerow {
  display: grid;
  grid-template-columns: 240px 1fr auto;
  gap: 40px;
  align-items: start;
  padding-block: 32px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
}

.modulerow .art {
  border: 1px solid var(--rule);
}

.modulerow h2 {
  font-size: 26px;
  margin-bottom: 10px;
}

.modulerow:hover h2 {
  color: var(--pencil-text);
}

.modulerow p {
  margin: 0 0 10px;
  color: var(--graphite);
  font-size: 17px;
  max-width: 62ch;
}

.modulerow .meta {
  white-space: nowrap;
}

/* ----------------------------------------------------------- module hub */
.modhead {
  display: grid;
  grid-template-columns: 1.08fr 1fr;
  gap: var(--gap);
  align-items: start;
  padding-block: 60px 52px;
}

.modhead .art {
  border: 1px solid var(--rule);
}

.modhead .throughline {
  font-size: 20px;
  line-height: 1.5;
  color: var(--graphite);
  margin: 22px 0 24px;
  max-width: 48ch;
}

.lessonlist {
  border-top: 1px solid var(--rule);
  padding-bottom: 72px;
}

.lessonrow {
  display: grid;
  grid-template-columns: 92px 1fr 92px;
  gap: 32px;
  align-items: baseline;
  padding-block: 26px;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
}

.lessonrow .lid {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--pencil-text);
}

.lessonrow h3 {
  font-size: 25px;
  margin-bottom: 8px;
}

.lessonrow:hover h3 {
  color: var(--pencil-text);
}

.lessonrow p {
  margin: 0;
  color: var(--graphite);
  font-size: 17px;
  max-width: 80ch;
}

.lessonrow .weeks {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--graphite);
  text-align: right;
  white-space: nowrap;
}

.lessonrow.pending .lid,
.lessonrow.pending h3 {
  color: var(--graphite);
}

.pendingtag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--graphite);
  border: 1px solid var(--rule);
  padding: 2px 7px;
  margin-left: 10px;
  vertical-align: 3px;
  white-space: nowrap;
}

/* --------------------------------------------------------------- lesson */
.lessonhead {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 380px;
  gap: var(--gap);
  align-items: start;
  padding-block: 48px 44px;
}

.lessonhead h1 {
  text-wrap: pretty;
}

.lessonhead .art {
  border: 1px solid var(--rule);
}

.lessonhead.noart {
  grid-template-columns: minmax(0, 1fr);
}

.promise {
  border-left: 3px solid var(--pencil);
  padding-left: 20px;
  margin: 26px 0 22px;
  font-style: italic;
  font-size: 21px;
  line-height: 1.45;
  max-width: 48ch;
}

.lessonbody {
  display: grid;
  grid-template-columns: minmax(0, var(--measure)) minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
  padding-bottom: 64px;
}

.reading {
  min-width: 0;
  max-width: var(--measure);
}

.reading h2 {
  font-size: 30px;
  margin: 52px 0 18px;
  scroll-margin-top: 24px;
}

.reading > h2:first-child {
  margin-top: 0;
}

.reading h3 {
  font-size: 20px;
  margin: 32px 0 10px;
}

.reading h4 {
  font-size: 17px;
  margin: 26px 0 8px;
}

.reading p {
  margin: 0 0 18px;
}

.reading ul,
.reading ol {
  margin: 0 0 18px;
  padding-left: 24px;
}

.reading li {
  margin-bottom: 8px;
}

.reading li::marker {
  color: var(--graphite);
}

.reading blockquote {
  margin: 24px 0;
  padding-left: 20px;
  border-left: 3px solid var(--rule);
  color: var(--graphite);
}

.reading strong {
  font-weight: 600;
}

.reading code {
  font-family: var(--mono);
  font-size: 0.86em;
  background: var(--paper-sunk);
  padding: 1px 5px;
}

.reading pre {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.65;
  border: 1px solid var(--rule);
  background: var(--paper-sunk);
  padding: 20px 22px;
  overflow-x: auto;
  margin: 24px 0;
}

.reading pre code {
  background: none;
  padding: 0;
  font-size: inherit;
}

.reading table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 16px;
}

.reading th,
.reading td {
  border-bottom: 1px solid var(--rule);
  text-align: left;
  padding: 10px 14px 10px 0;
  vertical-align: top;
}

.reading th {
  font-family: var(--display);
  font-weight: 700;
  font-size: 15px;
}

.tablewrap {
  overflow-x: auto;
  margin: 24px 0;
}

.tablewrap table {
  margin: 0;
  min-width: 480px;
}

/* exercises */
.reading .do-line {
  margin-bottom: 4px;
}

.reading .done-when {
  font-family: var(--mono);
  font-size: 14px;
  line-height: 1.6;
  color: var(--graphite);
  margin: 0 0 22px;
  padding-left: 14px;
  border-left: 2px solid var(--pencil);
}

/* comparison plate */
.plate {
  border-top: 1px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  margin: 26px 0;
  padding-block: 22px;
}

.plate-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.plate-col h3 {
  font-size: 17px;
  margin: 0 0 10px;
}

.plate-col .plate-tag {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--pencil-text);
  display: block;
  margin-bottom: 6px;
}

.plate-col p {
  font-size: 16.5px;
}

.plate .pair + .pair {
  border-top: 1px solid var(--rule);
  margin-top: 22px;
  padding-top: 22px;
}

.plate .pair > p:last-child {
  margin-bottom: 0;
}

.plate-break {
  border-left: 3px solid var(--pencil);
  background: var(--pencil-wash);
  padding: 16px 18px 1px;
  margin-top: 16px;
}

.plate-break p:last-child {
  margin-bottom: 0;
}

.plate-break p:last-child {
  margin-bottom: 0;
}

/* video embeds */
.videos {
  margin: 0 0 8px;
  display: grid;
  gap: 30px;
}

.video {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 28px;
  align-items: start;
}

.videoframe {
  position: relative;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--rule);
  background: var(--paper-sunk);
  overflow: hidden;
}

.videoframe img,
.videoframe iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  object-fit: cover;
}

button.playbtn {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  padding: 0;
  background: transparent;
  cursor: pointer;
  display: grid;
  place-items: center;
}

button.playbtn .cap {
  font-family: var(--mono);
  font-size: 12px;
  background: var(--ink);
  color: var(--paper);
  padding: 7px 12px;
}

button.playbtn:hover .cap {
  background: var(--pencil-text);
  color: #fff;
}

.video h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.video ul {
  margin: 0;
  padding-left: 18px;
  font-size: 16.5px;
  color: var(--graphite);
}

/* right rail */
.rail {
  font-size: 15.5px;
  min-width: 0;
}

@media (min-width: 1024px) {
  .rail {
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

.rail section {
  padding-bottom: 22px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--rule);
}

.rail section:last-child {
  border-bottom: 0;
}

.rail h2 {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--pencil-text);
  margin: 0 0 12px;
}

.rail ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rail li {
  margin-bottom: 9px;
  line-height: 1.4;
}

.rail a {
  text-decoration: none;
}

.rail a:hover {
  text-decoration: underline;
}

.rail .cite {
  color: var(--ink);
}

details.notes summary {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--pencil-text);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 26px;
}

details.notes summary::-webkit-details-marker {
  display: none;
}

details.notes summary::before {
  content: '+';
  font-family: var(--mono);
  border: 1px solid var(--pencil-text);
  width: 17px;
  height: 17px;
  display: grid;
  place-items: center;
  line-height: 1;
  flex: none;
}

details.notes[open] summary::before {
  content: '\2212';
}

details.notes .notesbody {
  margin-top: 12px;
  font-size: 15px;
  color: var(--graphite);
}

details.notes .notesbody ul {
  list-style: disc;
  padding-left: 20px;
}

details.notes .notesbody li {
  margin-bottom: 8px;
}

/* prev / next */
.prevnext {
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 24px;
  padding-block: 26px 64px;
  font-size: 17px;
}

.prevnext a {
  text-decoration: none;
  max-width: 46%;
}

.prevnext a:hover {
  color: var(--pencil-text);
}

.prevnext .dir {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--graphite);
  display: block;
  margin-bottom: 4px;
}

.prevnext .r {
  text-align: right;
  margin-left: auto;
}

/* ------------------------------------------------------------- library */
.pagehead {
  padding-block: 52px 36px;
  border-bottom: 1px solid var(--rule);
}

.pagehead .lead {
  max-width: 56ch;
}

.bigcard {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
  border: 2px solid var(--ink);
  padding: 30px 32px;
  margin-block: 40px;
}

.bigcard h2 {
  font-size: 26px;
  margin-bottom: 10px;
  max-width: 24ch;
}

.bigcard p {
  margin: 0;
  color: var(--graphite);
  max-width: 60ch;
  font-size: 17px;
}

.twocol {
  display: grid;
  grid-template-columns: 250px minmax(0, 1fr);
  gap: var(--gap);
  align-items: start;
  padding-bottom: 72px;
}

.sectionnav {
  font-size: 15px;
}

@media (min-width: 1024px) {
  .sectionnav {
    position: sticky;
    top: 24px;
    max-height: calc(100vh - 48px);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
}

.sectionnav h2 {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 13px;
  color: var(--pencil-text);
  margin: 0 0 12px;
}

.sectionnav ol {
  list-style: none;
  margin: 0 0 22px;
  padding: 0;
  counter-reset: none;
}

.sectionnav li {
  margin-bottom: 8px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}

.sectionnav a {
  text-decoration: none;
}

.sectionnav a:hover {
  text-decoration: underline;
}

.sectionnav .n {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--graphite);
  font-variant-numeric: tabular-nums;
}

.searchbox {
  display: block;
  margin-bottom: 22px;
}

.searchbox label {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--pencil-text);
  display: block;
  margin-bottom: 8px;
}

.searchbox input {
  width: 100%;
  font-family: var(--body);
  font-size: 16px;
  padding: 10px 12px;
  border: 1px solid var(--ink);
  background: var(--paper);
  color: var(--ink);
  border-radius: 0;
  min-height: 44px;
}

.searchbox input::placeholder {
  color: var(--graphite);
}

.libsection {
  margin-bottom: 52px;
  scroll-margin-top: 20px;
}

.libsection > h2 {
  font-size: 27px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--ink);
}

.libsection > p.blurb {
  color: var(--graphite);
  font-size: 16.5px;
  margin: 14px 0 6px;
  max-width: 64ch;
}

.entry {
  padding-block: 16px;
  border-bottom: 1px solid var(--rule);
}

.entry .citation {
  margin: 0;
  font-size: 16.5px;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.entry .note {
  margin: 6px 0 0;
  font-size: 15.5px;
  color: var(--graphite);
  overflow-wrap: anywhere;
}

.chips {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
}

.chip {
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1;
  padding: 5px 8px;
  border: 1px solid var(--rule);
  color: var(--graphite);
  text-decoration: none;
}

.chip:hover {
  border-color: var(--pencil-text);
  color: var(--pencil-text);
}

.chip.src {
  border-color: transparent;
  padding-left: 0;
}

.toc {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
  margin-top: 8px;
}

.toc th,
.toc td {
  border-bottom: 1px solid var(--rule);
  padding: 9px 12px 9px 0;
  text-align: left;
  vertical-align: baseline;
}

.toc th {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 12px;
  color: var(--graphite);
}

.toc td.n,
.toc td.p {
  font-family: var(--mono);
  font-size: 14px;
  font-variant-numeric: tabular-nums;
  color: var(--graphite);
  white-space: nowrap;
}

.toc td.p {
  text-align: right;
}

.nores {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--graphite);
  padding: 20px 0;
}

/* -------------------------------------------------------------- videos */
.vidgrid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 34px 32px;
}

.vidcard {
  text-decoration: none;
  display: block;
}

.vidcard .thumb {
  display: block;
  border: 1px solid var(--rule);
  aspect-ratio: 16 / 9;
  background: var(--paper-sunk);
  overflow: hidden;
}

.vidcard .thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.vidcard h3 {
  font-size: 17.5px;
  margin: 12px 0 6px;
}

.vidcard:hover h3 {
  color: var(--pencil-text);
}

.vidcard p {
  margin: 0 0 8px;
  font-size: 15.5px;
  color: var(--graphite);
}

/* ------------------------------------------------------------ practice */
.grid2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gap);
  align-items: start;
}

.plan {
  margin: 0;
  display: grid;
}

.plan > div {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 24px;
  padding-block: 13px;
  border-bottom: 1px solid var(--rule);
}

.plan dt {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--pencil-text);
}

.plan dd {
  margin: 0;
  font-size: 16.5px;
}

.ledger {
  width: 100%;
  border-collapse: collapse;
  font-size: 16px;
}

.ledger th {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 12px;
  color: var(--graphite);
  text-align: left;
  padding: 0 12px 10px 0;
  border-bottom: 1px solid var(--ink);
}

.ledger td {
  border-bottom: 1px solid var(--rule);
  padding: 12px 12px 12px 0;
  vertical-align: top;
}

.ledger td.c {
  width: 44px;
  padding-right: 0;
}

.ledger td.id {
  font-family: var(--mono);
  font-size: 14px;
  color: var(--pencil-text);
  width: 68px;
  white-space: nowrap;
}

.ledger td.t a {
  text-decoration: none;
  font-family: var(--display);
  font-weight: 700;
  font-size: 16.5px;
}

.ledger td.t a:hover {
  color: var(--pencil-text);
}

.ledger td.t p {
  margin: 5px 0 0;
  color: var(--graphite);
  font-size: 15.5px;
  max-width: 70ch;
}

.ledger input[type='checkbox'] {
  width: 20px;
  height: 20px;
  accent-color: var(--pencil-text);
  margin: 2px 0 0;
}

.ledger tr.checked td.t a {
  color: var(--graphite);
  text-decoration: line-through;
  text-decoration-color: var(--pencil-text);
}

.ledgerhead {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 20px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

/* -------------------------------------------------------------- method */
.prose {
  max-width: var(--measure);
}

.prose h2 {
  font-size: 30px;
  margin: 48px 0 16px;
}

.prose p {
  margin: 0 0 18px;
}

.numbered {
  margin: 0;
  display: grid;
  counter-reset: pt;
}

.numbered > div {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 20px;
  padding-block: 20px;
  border-bottom: 1px solid var(--rule);
}

.numbered > div::before {
  counter-increment: pt;
  content: counter(pt);
  font-family: var(--mono);
  font-size: 14px;
  color: var(--pencil-text);
  padding-top: 4px;
}

.numbered dt {
  font-family: var(--display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  grid-column: 2;
  margin-bottom: 6px;
}

.numbered dd {
  margin: 0;
  grid-column: 2;
  color: var(--graphite);
}

/* -------------------------------------------------------------- footer */
.footer {
  border-top: 1px solid var(--rule);
}

.footer .shell {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding-block: 22px 30px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--graphite);
}

.footer a {
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}

/* ------------------------------------------------------------ responsive */
@media (max-width: 1023px) {
  .lessonbody,
  .twocol {
    grid-template-columns: minmax(0, 1fr);
  }
  .rail {
    border-top: 1px solid var(--ink);
    padding-top: 26px;
  }
  .sectionnav {
    order: -1;
  }
}

@media (max-width: 900px) {
  body {
    font-size: 17px;
  }
  .hero,
  .modhead,
  .lessonhead,
  .band .shell,
  .librarystrip,
  .grid2 {
    grid-template-columns: minmax(0, 1fr);
    gap: 36px;
  }
  .lessonhead .art,
  .modhead .art,
  .hero .art {
    max-width: min(560px, 100%);
  }
  .doors {
    grid-template-columns: minmax(0, 1fr);
  }
  .door {
    padding-right: 0;
    padding-bottom: 40px;
  }
  .door + .door {
    border-left: 0;
    border-top: 1px solid var(--rule);
    padding-left: 0;
    padding-top: 40px;
  }
  .steps > div {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
  .modulerow {
    grid-template-columns: 160px 1fr;
    gap: 24px;
  }
  .modulerow .meta {
    grid-column: 2;
  }
  .plate-cols {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
  }
}

@media (max-width: 767px) {
  .staffmap {
    display: none;
  }
  .staffstrip {
    display: block;
  }
  .masthead .shell {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .nav {
    flex-wrap: wrap;
    gap: 4px 18px;
    font-size: 15px;
    width: 100%;
  }
  .wordmark {
    font-size: 16px;
  }
  .video {
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }
  .lessonrow {
    grid-template-columns: 1fr auto;
    gap: 8px 16px;
  }
  .lessonrow .lid {
    grid-row: 1;
  }
  .lessonrow .weeks {
    grid-row: 1;
    grid-column: 2;
  }
  .lessonrow .lbody {
    grid-column: 1 / -1;
  }
  .modulerow {
    grid-template-columns: minmax(0, 1fr);
  }
  .modulerow .meta {
    grid-column: 1;
  }
  .bigcard {
    grid-template-columns: minmax(0, 1fr);
    gap: 22px;
    padding: 24px;
  }
  .counts dt {
    font-size: 26px;
    min-width: 72px;
  }
  .searchbox input {
    font-size: 16px;
  }
}

@media print {
  .masthead,
  .staffmap,
  .staffstrip,
  .rail,
  .sectionnav,
  .prevnext,
  .footer {
    display: none;
  }
  body {
    background: #fff;
    color: #000;
  }
  .lessonbody {
    grid-template-columns: 1fr;
  }
}

/* ---- judge fixes 2026-09-06 ---- */
.rail .cite, .rail .cite a, .cite { overflow-wrap: anywhere; min-width: 0; }
.ledger input[type='checkbox'] { width: 24px; height: 24px; }
.cpmark { display: flex; gap: 12px; align-items: flex-start; margin-top: 22px; padding: 14px 16px; border: 1px solid var(--rule); font-size: 15px; color: var(--graphite); }
.cpmark input { width: 24px; height: 24px; flex: none; accent-color: var(--pencil); }
img.art { max-width: 100%; height: auto; }