:root {
  --ivory: #f6f1e7;
  --ivory-deep: #ece4d6;
  --paper: #fffdf8;
  --navy: #071722;
  --navy-soft: #102632;
  --navy-line: #28404b;
  --oxblood: #6b1f2b;
  --oxblood-bright: #842d3b;
  --pearl: #e3e1dc;
  --ink: #172027;
  --muted: #5f686d;
  --line: #d8cebf;
  --gold: #af8d55;
  --success: #245c43;
  --error: #9c2f34;
  --rail: 15.75rem;
  --content: 86rem;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Palatino, "Noto Serif", "Noto Serif CJK SC", Georgia, serif;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", "Noto Sans CJK SC", "Noto Sans Arabic", "Noto Sans Thai", "PingFang SC", "Hiragino Sans", "Yu Gothic", "Malgun Gothic", Tahoma, Arial, sans-serif;
  --shadow: 0 1.25rem 3.5rem rgba(18, 25, 29, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--ivory);
  color-scheme: light;
  font-size: 100%;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  min-width: 20rem;
  overflow-x: hidden;
  background:
    radial-gradient(circle at 82% 2%, rgba(255, 255, 255, 0.95), transparent 28rem),
    linear-gradient(135deg, rgba(255, 255, 255, 0.42), transparent 40%),
    var(--ivory);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 1rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

body.nav-open,
body.dialog-open {
  overflow: hidden;
}

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

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  cursor: pointer;
}

a {
  color: var(--oxblood);
  text-underline-offset: 0.2em;
}

a:hover {
  color: var(--oxblood-bright);
}

:focus-visible {
  outline: 0.2rem solid var(--oxblood);
  outline-offset: 0.2rem;
}

.rail :focus-visible,
.site-footer :focus-visible,
.contact-aside :focus-visible,
.image-dialog :focus-visible,
.mobile-header :focus-visible {
  outline-color: #f6f1e7;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  inset-block-start: 0.75rem;
  inset-inline-start: 0.75rem;
  padding: 0.7rem 1rem;
  transform: translateY(-180%);
  border-radius: 0.2rem;
  background: var(--paper);
  color: var(--navy);
  font-weight: 800;
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-shell {
  min-height: 100vh;
}

.rail {
  position: fixed;
  z-index: 30;
  inset-block: 0;
  inset-inline-start: 0;
  display: flex;
  width: var(--rail);
  flex-direction: column;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.035), transparent 28%),
    var(--navy);
  color: var(--pearl);
  box-shadow: 0.5rem 0 2rem rgba(7, 23, 34, 0.12);
}

.rail-brand {
  display: grid;
  min-height: 9.6rem;
  place-items: center;
  padding: 1.2rem 1.75rem 0.8rem;
  border-block-end: 1px solid var(--navy-line);
}

.rail-close {
  display: none;
}

.rail-brand img {
  width: 10.5rem;
  height: 7.25rem;
  object-fit: contain;
}

.rail-nav {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 0.7rem 0 1rem;
  scrollbar-color: var(--navy-line) transparent;
  scrollbar-width: thin;
}

.rail-nav ul,
.utility-links,
.toc ul,
.footer-links,
.language-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.rail-nav a {
  position: relative;
  display: grid;
  min-height: 2.65rem;
  grid-template-columns: 1.35rem 1fr;
  align-items: center;
  gap: 0.65rem;
  padding: 0.52rem 1.1rem;
  color: #d6dadd;
  font-size: 0.735rem;
  font-weight: 720;
  letter-spacing: 0.035em;
  line-height: 1.25;
  text-decoration: none;
  text-transform: uppercase;
}

.rail-nav a::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  margin-inline: auto;
  border: 1px solid #9ba7ac;
  border-radius: 50%;
}

.rail-nav a:hover {
  background: rgba(255, 255, 255, 0.055);
  color: #fff;
}

.rail-nav a[aria-current="page"] {
  background: linear-gradient(90deg, var(--oxblood), #4c1821);
  color: #fff;
}

.rail-nav a[aria-current="page"]::after {
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 0.22rem;
  background: #d8b2b7;
  content: "";
}

.rail-nav a[aria-current="page"]::before {
  border-color: #fff;
  background: #fff;
}

.rail-bottom {
  padding: 1rem 1.1rem 1.15rem;
  border-block-start: 1px solid var(--navy-line);
  background: #06131c;
}

.rail-motto {
  margin: 0 0 0.8rem;
  color: #bac3c7;
  font-family: var(--serif);
  font-size: 0.79rem;
  font-style: italic;
  line-height: 1.55;
}

.language-label {
  display: block;
  margin-block-end: 0.35rem;
  color: #aeb8bd;
  font-size: 0.67rem;
  font-weight: 780;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.language-select {
  width: 100%;
  min-height: 2.75rem;
  border: 1px solid #425761;
  border-radius: 0.22rem;
  background: #10232e;
  color: #fff;
  padding: 0.55rem 2rem 0.55rem 0.7rem;
  font-size: 0.82rem;
}

.language-list {
  display: grid;
  gap: 0.25rem;
  margin-block-start: 0.65rem;
}

.language-list a {
  color: inherit;
  font-size: 0.75rem;
}

.mobile-header {
  display: none;
}

.nav-scrim {
  display: none;
}

.page {
  min-height: 100vh;
  margin-inline-start: var(--rail);
}

.page-frame {
  width: min(100%, var(--content));
  margin-inline: auto;
}

.breadcrumbs {
  display: flex;
  min-height: 3.4rem;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  padding: 0.8rem clamp(1.15rem, 3vw, 3.5rem);
  border-block-end: 1px solid rgba(126, 108, 85, 0.18);
  color: var(--muted);
  font-size: 0.76rem;
}

.breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--oxblood);
  text-decoration: underline;
}

.crumb-separator {
  color: #a49a8c;
}

.hero {
  display: grid;
  min-height: 35rem;
  grid-template-columns: minmax(19rem, 0.9fr) minmax(27rem, 1.25fr);
  align-items: stretch;
  border-block-end: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.54);
}

.hero.no-visual {
  min-height: 27rem;
  grid-template-columns: minmax(0, 1fr);
}

.hero.no-visual .hero-copy {
  max-width: 72rem;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3.3rem, 7vw, 7rem) clamp(1.6rem, 4.5vw, 5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--oxblood);
  font-size: 0.72rem;
  font-weight: 820;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero-monogram {
  width: 3.2rem;
  height: 2rem;
  margin-block-end: 1rem;
  object-fit: contain;
}

.hero-wordmark {
  width: 8.5rem;
  height: 4.8rem;
  margin-block-end: 1rem;
  object-fit: contain;
  object-position: left center;
}

[dir="rtl"] .hero-wordmark {
  object-position: right center;
}

h1,
h2,
h3,
.display-type {
  margin-block-start: 0;
  color: var(--navy);
  font-family: var(--serif);
  font-weight: 520;
  letter-spacing: -0.028em;
}

h1 {
  max-width: 15ch;
  margin-block-end: 1.25rem;
  font-size: clamp(2.8rem, 5.2vw, 5.5rem);
  line-height: 0.98;
}

.hero-intro {
  max-width: 39rem;
  margin: 0;
  color: #3f484d;
  font-family: var(--serif);
  font-size: clamp(1.08rem, 1.45vw, 1.35rem);
  line-height: 1.58;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-block-start: 2rem;
}

.button,
.button-secondary {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.72rem 1.15rem;
  border: 1px solid var(--oxblood);
  border-radius: 0.2rem;
  background: var(--oxblood);
  color: #fff;
  font-size: 0.76rem;
  font-weight: 820;
  letter-spacing: 0.06em;
  text-decoration: none;
  text-transform: uppercase;
}

.button:hover {
  border-color: var(--oxblood-bright);
  background: var(--oxblood-bright);
  color: #fff;
}

.button-secondary {
  background: transparent;
  color: var(--oxblood);
}

.button-secondary:hover {
  background: rgba(107, 31, 43, 0.06);
  color: var(--oxblood);
}

.hero-visual {
  position: relative;
  min-height: 29rem;
  overflow: hidden;
  background: #e7e0d5;
}

.hero-visual::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(246, 241, 231, 0.18), transparent 28%);
  content: "";
}

.hero-visual img {
  width: 100%;
  height: 100%;
  min-height: 35rem;
  object-fit: cover;
  object-position: center;
}

.hero-visual.contain img {
  object-fit: contain;
}

.image-credit {
  position: absolute;
  z-index: 2;
  inset-inline-end: 0.75rem;
  inset-block-end: 0.55rem;
  margin: 0;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.62rem;
  text-shadow: 0 1px 0.4rem rgba(0, 0, 0, 0.55);
}

.content-wrap {
  padding: clamp(2.4rem, 5vw, 5.5rem) clamp(1.15rem, 3.4vw, 3.5rem) 0;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 13.75rem;
  gap: clamp(2rem, 4vw, 4.5rem);
  align-items: start;
}

.article {
  min-width: 0;
}

.mobile-contents {
  display: none;
  margin: 0 0 1.4rem;
  border: 1px solid var(--line);
  border-radius: 0.25rem;
  background: var(--paper);
}

.mobile-contents summary {
  min-height: 3.25rem;
  padding: 0.82rem 1rem;
  color: var(--navy);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.055em;
  text-transform: uppercase;
}

.mobile-contents nav {
  padding: 0 1rem 1rem;
}

.mobile-contents a {
  display: block;
  padding: 0.55rem 0;
  color: var(--ink);
  text-decoration: none;
}

.toc {
  position: sticky;
  inset-block-start: 1.4rem;
  max-height: calc(100vh - 2.8rem);
  overflow-y: auto;
  padding: 1rem 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: rgba(255, 253, 248, 0.92);
  box-shadow: 0 0.8rem 2rem rgba(18, 25, 29, 0.05);
}

.toc-title {
  margin: 0 0 0.6rem;
  color: var(--navy);
  font-size: 0.68rem;
  font-weight: 850;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.toc a {
  position: relative;
  display: block;
  padding-block: 0.46rem;
  padding-inline: 1rem 0.3rem;
  color: var(--muted);
  font-size: 0.77rem;
  line-height: 1.35;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.toc a::before {
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0.88rem;
  width: 0.35rem;
  height: 0.35rem;
  border: 1px solid #a49787;
  border-radius: 50%;
  content: "";
}

.toc a:hover,
.toc a.active {
  color: var(--oxblood);
}

.toc a.active::before {
  border-color: var(--oxblood);
  background: var(--oxblood);
  box-shadow: 0 0 0 0.2rem rgba(107, 31, 43, 0.11);
}

.lesson-section {
  margin-block-end: clamp(4rem, 8vw, 7.5rem);
  scroll-margin-top: 1.5rem;
}

.section-heading {
  display: grid;
  max-width: 54rem;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  align-items: start;
  margin-block-end: 1.7rem;
}

.section-number {
  display: grid;
  width: 2rem;
  height: 2rem;
  place-items: center;
  margin-block-start: 0.32rem;
  border: 1px solid #c9bbaa;
  border-radius: 50%;
  color: var(--oxblood);
  font-family: var(--serif);
  font-size: 0.82rem;
}

h2 {
  margin-block-end: 0.55rem;
  font-size: clamp(2rem, 3.3vw, 3.5rem);
  line-height: 1.08;
}

.section-summary {
  max-width: 46rem;
  margin: 0;
  color: var(--muted);
  font-size: 1rem;
}

.teaching-figure {
  position: relative;
  min-height: 24rem;
  margin: 0 0 1.35rem;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(235, 226, 211, 0.84));
  box-shadow: var(--shadow);
}

.image-inspect {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: inherit;
}

.image-inspect picture {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
}

.teaching-figure img {
  width: 100%;
  height: 100%;
  min-height: 24rem;
  max-height: 43rem;
  object-fit: contain;
  transition: transform 320ms ease, filter 320ms ease;
}

.teaching-figure .inspect-hint {
  position: absolute;
  inset-inline-end: 0.75rem;
  inset-block-end: 0.75rem;
  z-index: 2;
  display: inline-flex;
  min-height: 2.35rem;
  align-items: center;
  gap: 0.35rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 99rem;
  background: rgba(7, 23, 34, 0.82);
  color: #fff;
  font-size: 0.69rem;
  font-weight: 760;
  letter-spacing: 0.04em;
  backdrop-filter: blur(0.45rem);
}

.teaching-figure figcaption {
  position: absolute;
  inset-inline: 0;
  inset-block-end: 0;
  padding-block: 0.85rem;
  padding-inline: 1rem 8rem;
  transform: translateY(100%);
  background: rgba(7, 23, 34, 0.9);
  color: #fff;
  font-size: 0.79rem;
  transition: transform 220ms ease;
}

.teaching-figure:hover figcaption,
.teaching-figure:focus-within figcaption {
  transform: translateY(0);
}

.teaching-figure:hover img {
  transform: scale(0.985);
  filter: saturate(0.98) contrast(1.02);
}

.lesson-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.lesson-card {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: rgba(255, 253, 248, 0.82);
  box-shadow: 0 0.7rem 1.8rem rgba(21, 27, 31, 0.035);
}

.lesson-card::before {
  position: absolute;
  inset-block: 0;
  inset-inline-start: 0;
  width: 0.2rem;
  background: var(--oxblood);
  content: "";
  opacity: 0;
  transition: opacity 180ms ease;
}

.lesson-card:hover::before,
.lesson-card:focus-within::before {
  opacity: 1;
}

.lesson-card-main {
  padding: 1.15rem 1.2rem 1.25rem;
}

.lesson-card h3 {
  margin-block-end: 0.55rem;
  font-size: 1.27rem;
  line-height: 1.18;
}

.lesson-card p {
  margin: 0;
  color: #495257;
  font-size: 0.91rem;
  line-height: 1.62;
}

.guidance {
  display: grid;
  gap: 0.55rem;
  padding: 0.9rem 1.2rem 1.1rem;
  border-block-start: 1px solid #e3dbcf;
  background: rgba(236, 228, 214, 0.4);
}

.section-guidance {
  margin-block: 0 1.15rem;
  border: 1px solid #ddd2c3;
  border-inline-start: 0.22rem solid var(--oxblood);
  border-radius: 0.25rem;
}

.guidance-row {
  display: grid;
  grid-template-columns: 6.15rem 1fr;
  gap: 0.65rem;
  align-items: start;
}

.guidance-label {
  color: var(--oxblood);
  font-size: 0.64rem;
  font-weight: 850;
  letter-spacing: 0.07em;
  line-height: 1.4;
  text-transform: uppercase;
}

.guidance-row p {
  font-size: 0.81rem;
}

.outcomes-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.outcome-card {
  display: grid;
  min-height: 8.2rem;
  grid-template-columns: 2.4rem 1fr;
  gap: 0.8rem;
  align-items: start;
  padding: 1.15rem;
  border: 1px solid var(--line);
  border-radius: 0.3rem;
  background: var(--paper);
}

.outcome-index {
  color: var(--oxblood);
  font-family: var(--serif);
  font-size: 1.35rem;
}

.outcome-card p {
  margin: 0;
  color: #414b50;
}

.journey-strip {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  border-block: 1px solid var(--line);
  background: var(--paper);
}

.journey-step {
  position: relative;
  min-width: 0;
  padding: 1.15rem 0.75rem;
  text-align: center;
}

.journey-step + .journey-step {
  border-inline-start: 1px solid var(--line);
}

.journey-step span {
  display: block;
  color: var(--oxblood);
  font-family: var(--serif);
  font-size: 1rem;
}

.journey-step small {
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 760;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.category-collection {
  margin-block: 0 5.5rem;
}

.collection-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-block-end: 1.35rem;
}

.collection-heading h2 {
  margin: 0;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.85rem;
}

.category-card {
  display: flex;
  min-width: 0;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 0.32rem;
  background: var(--paper);
  color: var(--ink);
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.category-card:hover {
  transform: translateY(-0.25rem);
  box-shadow: var(--shadow);
  color: var(--ink);
}

.category-card-media {
  height: 11.5rem;
  overflow: hidden;
  background: var(--ivory-deep);
}

.category-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 300ms ease;
}

.category-card:hover .category-card-media img,
.category-card:focus-visible .category-card-media img {
  object-fit: contain;
  transform: scale(0.97);
}

.category-card-copy {
  flex: 1;
  padding: 1rem 1rem 1.15rem;
}

.category-card h3 {
  margin-block-end: 0.45rem;
  font-size: 1.18rem;
}

.category-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.83rem;
}

.related {
  margin-block: 0 clamp(3rem, 6vw, 6rem);
  padding: clamp(1.5rem, 3vw, 2.4rem);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--navy);
  color: #d9dfe1;
}

.related h2 {
  color: #fff;
  font-size: clamp(1.8rem, 2.4vw, 2.7rem);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.related a {
  display: block;
  min-height: 8rem;
  padding: 1rem;
  border: 1px solid var(--navy-line);
  border-radius: 0.25rem;
  background: rgba(255, 255, 255, 0.025);
  color: #fff;
  text-decoration: none;
}

.related a:hover {
  border-color: #8c5a62;
  background: rgba(107, 31, 43, 0.24);
}

.related strong {
  display: block;
  margin-block-end: 0.35rem;
  font-family: var(--serif);
  font-size: 1.1rem;
}

.related span {
  color: #b8c1c5;
  font-size: 0.78rem;
}

.page-stepper {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  border-block-start: 1px solid var(--navy-line);
  background: #06141d;
  color: #fff;
}

.page-stepper a {
  display: flex;
  min-height: 5.2rem;
  flex-direction: column;
  justify-content: center;
  padding: 0.85rem clamp(1rem, 2vw, 2rem);
  color: #fff;
  text-decoration: none;
}

.page-stepper a:last-child {
  text-align: end;
}

.stepper-center {
  display: grid;
  min-width: 12rem;
  place-items: center;
  padding: 0.75rem 1.2rem;
  border-inline: 1px solid var(--navy-line);
  color: #bdc6ca;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-align: center;
  text-transform: uppercase;
}

.stepper-kicker {
  color: #9eaaaf;
  font-size: 0.62rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stepper-title {
  font-family: var(--serif);
  font-size: 1rem;
}

.contact-layout {
  display: grid;
  max-width: 71rem;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.55fr);
  gap: clamp(2rem, 5vw, 5rem);
  margin: 0 auto clamp(4rem, 8vw, 7rem);
}

.contact-form {
  padding: clamp(1.2rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  border-radius: 0.35rem;
  background: var(--paper);
  box-shadow: var(--shadow);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field {
  min-width: 0;
}

.field-full {
  grid-column: 1 / -1;
}

.field label,
.field legend {
  display: block;
  margin-block-end: 0.35rem;
  color: var(--navy);
  font-size: 0.78rem;
  font-weight: 790;
}

.required {
  color: var(--oxblood);
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 3.15rem;
  border: 1px solid #b9ad9f;
  border-radius: 0.22rem;
  background: #fff;
  padding: 0.7rem 0.8rem;
}

.field textarea {
  min-height: 10rem;
  resize: vertical;
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--oxblood);
  box-shadow: 0 0 0 0.18rem rgba(107, 31, 43, 0.12);
  outline: none;
}

.field-error {
  display: block;
  min-height: 1.2rem;
  margin-block-start: 0.28rem;
  color: var(--error);
  font-size: 0.75rem;
}

.consent {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  gap: 0.7rem;
  align-items: start;
  margin-block: 0.4rem 1rem;
}

.consent input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0.2rem 0 0;
  accent-color: var(--oxblood);
}

.consent label {
  color: #414a4f;
  font-size: 0.84rem;
}

.honeypot {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(1px, 1px, 1px, 1px) !important;
  white-space: nowrap !important;
}

.form-status {
  display: none;
  margin-block-end: 1rem;
  padding: 0.8rem 0.9rem;
  border-radius: 0.22rem;
  font-size: 0.86rem;
}

.form-status.visible {
  display: block;
}

.form-status.success {
  border: 1px solid #83aa97;
  background: #edf7f1;
  color: var(--success);
}

.form-status.error {
  border: 1px solid #c68e92;
  background: #fff0f0;
  color: var(--error);
}

.contact-aside {
  padding: 1.5rem;
  border-block-start: 0.25rem solid var(--oxblood);
  background: var(--navy);
  color: #cbd3d6;
}

.contact-aside h2 {
  color: #fff;
  font-size: clamp(1.35rem, 5vw, 2rem);
  overflow-wrap: anywhere;
}

.contact-aside a {
  color: #fff;
}

.legal-updated {
  display: inline-block;
  margin-block-end: 2rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--line);
  border-radius: 99rem;
  color: var(--muted);
  font-size: 0.73rem;
}

.site-footer {
  padding: clamp(2.3rem, 5vw, 4.5rem) clamp(1.2rem, 4vw, 4rem) 1.5rem;
  border-block-start: 1px solid var(--navy-line);
  background: var(--navy);
  color: #bac3c7;
}

.footer-grid {
  display: grid;
  grid-template-columns: minmax(13rem, 1.3fr) repeat(2, minmax(10rem, 0.8fr));
  gap: 2rem;
}

.footer-brand img {
  width: 9.5rem;
  height: 6rem;
  object-fit: contain;
}

.footer-brand p {
  max-width: 28rem;
  margin: 0.65rem 0 0;
  color: #aeb9bd;
  font-family: var(--serif);
  font-style: italic;
}

.footer-heading {
  margin: 0 0 0.65rem;
  color: #fff;
  font-size: 0.7rem;
  font-weight: 830;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-links a {
  display: inline-block;
  padding: 0.22rem 0;
  color: #c7d0d3;
  font-size: 0.82rem;
  text-decoration: none;
}

.footer-links a:hover {
  color: #fff;
  text-decoration: underline;
}

.footer-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  margin-block-start: 2.5rem;
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--navy-line);
  color: #8f9da2;
  font-size: 0.7rem;
}

.footer-monogram {
  width: 4rem;
  height: 2rem;
  object-fit: contain;
}

.image-dialog {
  width: min(94vw, 88rem);
  max-width: none;
  max-height: 92vh;
  padding: 0;
  border: 0;
  border-radius: 0.35rem;
  background: var(--navy);
  color: #fff;
  box-shadow: 0 2rem 6rem rgba(0, 0, 0, 0.45);
}

.image-dialog::backdrop {
  background: rgba(3, 10, 14, 0.78);
  backdrop-filter: blur(0.25rem);
}

.dialog-inner {
  display: grid;
  max-height: 92vh;
  grid-template-rows: auto minmax(0, 1fr) auto;
}

.dialog-bar {
  display: flex;
  min-height: 3.25rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.75rem 0.65rem 1rem;
  border-block-end: 1px solid var(--navy-line);
}

.dialog-title {
  margin: 0;
  color: #d8dfe2;
  font-size: 0.8rem;
}

.dialog-close {
  min-width: 2.75rem;
  min-height: 2.75rem;
  border: 1px solid #51636b;
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font-size: 1.25rem;
}

.dialog-media {
  display: grid;
  min-height: 0;
  place-items: center;
  overflow: auto;
  padding: 1rem;
  background: #0d202b;
}

.dialog-media img {
  width: auto;
  max-width: 100%;
  height: auto;
  max-height: calc(92vh - 9rem);
  object-fit: contain;
}

.dialog-caption {
  margin: 0;
  padding: 0.8rem 1rem;
  color: #b8c2c6;
  font-size: 0.8rem;
}

.back-to-top {
  position: fixed;
  z-index: 20;
  inset-inline-end: 1rem;
  inset-block-end: 1rem;
  display: grid;
  width: 3rem;
  height: 3rem;
  place-items: center;
  transform: translateY(5rem);
  border: 1px solid #4b5c65;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  opacity: 0;
  transition: transform 180ms ease, opacity 180ms ease;
}

.back-to-top[hidden] {
  display: none !important;
}

body.nav-open .back-to-top {
  display: none !important;
}

.back-to-top.visible {
  transform: translateY(0);
  opacity: 1;
}

.error-page {
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(18rem, 0.7fr) minmax(20rem, 1.3fr);
  background: var(--ivory);
}

.error-brand {
  display: grid;
  place-items: center;
  padding: 2rem;
  background: var(--navy);
}

.error-brand img {
  width: min(18rem, 70%);
  height: auto;
}

.error-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(2rem, 8vw, 8rem);
}

.error-code {
  color: var(--oxblood);
  font-family: var(--serif);
  font-size: clamp(4rem, 11vw, 9rem);
  line-height: 0.8;
}

.error-copy h1 {
  margin-block-start: 1rem;
}

.error-copy .language-label {
  color: var(--navy);
}

:lang(ar) h1,
:lang(ar) h2,
:lang(ar) h3,
:lang(zh) h1,
:lang(zh) h2,
:lang(zh) h3,
:lang(ja) h1,
:lang(ja) h2,
:lang(ja) h3,
:lang(ko) h1,
:lang(ko) h2,
:lang(ko) h3,
:lang(th) h1,
:lang(th) h2,
:lang(th) h3,
:lang(ar) .eyebrow,
:lang(ar) .rail-nav a,
:lang(ar) .guidance-label,
:lang(zh) .eyebrow,
:lang(zh) .rail-nav a,
:lang(zh) .guidance-label,
:lang(ja) .eyebrow,
:lang(ja) .rail-nav a,
:lang(ja) .guidance-label,
:lang(ko) .eyebrow,
:lang(ko) .rail-nav a,
:lang(ko) .guidance-label,
:lang(th) .eyebrow,
:lang(th) .rail-nav a,
:lang(th) .guidance-label {
  letter-spacing: normal;
  text-transform: none;
}

[dir="rtl"] .rail-nav a,
[dir="rtl"] .breadcrumbs,
[dir="rtl"] .lesson-card,
[dir="rtl"] .contact-form {
  text-align: right;
}

[dir="rtl"] .section-summary,
[dir="rtl"] .lesson-card h3,
[dir="rtl"] .lesson-card p,
[dir="rtl"] .guidance-row p,
[dir="rtl"] .outcome-card p,
[dir="rtl"] .teaching-figure figcaption {
  unicode-bidi: plaintext;
}

[dir="rtl"] .hero-visual::after {
  background: linear-gradient(270deg, rgba(246, 241, 231, 0.18), transparent 28%);
}

@media (max-width: 78rem) {
  :root {
    --rail: 14rem;
  }

  .rail-nav a {
    font-size: 0.68rem;
  }

  .hero {
    grid-template-columns: minmax(18rem, 0.86fr) minmax(24rem, 1.14fr);
  }

  .category-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-height: 50rem) and (min-width: 67.51rem) {
  .rail-brand {
    min-height: 6.4rem;
    padding-block: 0.55rem;
  }

  .rail-brand img {
    width: 8rem;
    height: 5rem;
  }

  .rail-nav a {
    min-height: 2.25rem;
    padding-block: 0.35rem;
  }

  .rail-bottom {
    padding-block: 0.7rem;
  }

  .rail-motto {
    display: none;
  }

  .hero-copy {
    padding-block: 2.35rem;
  }

  .hero-wordmark {
    width: 7.25rem;
    height: 3.9rem;
  }

  h1 {
    font-size: clamp(2.8rem, 4.25vw, 4rem);
  }
}

@media (max-width: 67.5rem) {
  .lesson-section {
    scroll-margin-top: 5.25rem;
  }

  .rail {
    width: min(22rem, 88vw);
    transform: translateX(-105%);
    transition: transform 220ms ease;
  }

  .rail-close {
    position: absolute;
    z-index: 2;
    inset-block-start: 0.75rem;
    inset-inline-end: 0.75rem;
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    gap: 0.4rem;
    padding: 0.45rem 0.7rem;
    border: 1px solid #566973;
    border-radius: 99rem;
    background: #102632;
    color: #fff;
    font-size: 0.75rem;
  }

  [dir="rtl"] .rail {
    transform: translateX(105%);
  }

  body.nav-open .rail {
    transform: translateX(0);
  }

  .nav-scrim {
    position: fixed;
    z-index: 25;
    inset: 0;
    display: block;
    visibility: hidden;
    border: 0;
    background: rgba(3, 10, 14, 0.62);
    opacity: 0;
    transition: opacity 220ms ease, visibility 220ms ease;
  }

  body.nav-open .nav-scrim {
    visibility: visible;
    opacity: 1;
  }

  .mobile-header {
    position: sticky;
    z-index: 24;
    inset-block-start: 0;
    display: grid;
    min-height: 4.4rem;
    grid-template-columns: 3.1rem 1fr 3.1rem;
    align-items: center;
    padding: 0.45rem 0.75rem;
    border-block-end: 1px solid var(--navy-line);
    background: rgba(7, 23, 34, 0.97);
    backdrop-filter: blur(0.7rem);
  }

  .mobile-brand {
    justify-self: center;
  }

  .mobile-brand img {
    width: 6.4rem;
    height: 3.2rem;
    object-fit: contain;
  }

  .menu-button,
  .mobile-home {
    display: grid;
    width: 2.8rem;
    height: 2.8rem;
    place-items: center;
    border: 1px solid #445762;
    border-radius: 50%;
    background: transparent;
    color: #fff;
    text-decoration: none;
  }

  .menu-button span,
  .menu-button::before,
  .menu-button::after {
    width: 1.05rem;
    height: 1px;
    background: #fff;
    content: "";
  }

  .menu-button span {
    margin-block: 0.22rem;
  }

  .page {
    margin-inline-start: 0;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    min-height: 27rem;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 28rem;
  }

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

  .toc {
    display: none;
  }

  .mobile-contents {
    display: block;
  }
}

@media (max-width: 50rem) {
  .breadcrumbs {
    min-height: auto;
  }

  h1 {
    font-size: clamp(2.65rem, 12vw, 4.3rem);
  }

  .hero-copy {
    min-height: 25rem;
    padding-block: 3.5rem;
  }

  .hero-visual,
  .hero-visual img {
    min-height: 23rem;
    max-height: 32rem;
  }

  .journey-strip {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .journey-step:nth-child(n + 4) {
    border-block-start: 1px solid var(--line);
  }

  .journey-step:nth-child(4) {
    border-inline-start: 0;
  }

  .lesson-grid,
  .outcomes-grid,
  .related-grid,
  .form-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .teaching-figure,
  .teaching-figure img,
  .image-inspect,
  .image-inspect picture {
    min-height: 18rem;
  }

  .teaching-figure figcaption {
    display: none;
  }

  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-stepper {
    grid-template-columns: 1fr 1fr;
  }

  .stepper-center {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .error-page {
    grid-template-columns: 1fr;
  }

  .error-brand {
    min-height: 14rem;
  }
}

@media (max-width: 34rem) {
  .content-wrap {
    padding-inline: 0.9rem;
  }

  .hero-copy {
    padding-inline: 1.2rem;
  }

  .hero-actions,
  .hero-actions .button,
  .hero-actions .button-secondary {
    width: 100%;
  }

  .category-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }

  .section-number {
    width: auto;
    height: auto;
    justify-content: start;
    border: 0;
  }

  .guidance-row {
    grid-template-columns: 1fr;
    gap: 0.2rem;
  }

  .journey-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .journey-step:nth-child(n) {
    border-block-start: 0;
    border-inline-start: 0;
  }

  .journey-step:nth-child(even) {
    border-inline-start: 1px solid var(--line);
  }

  .journey-step:nth-child(n + 3) {
    border-block-start: 1px solid var(--line);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
  }
}

@media print {
  .rail,
  .mobile-header,
  .nav-scrim,
  .toc,
  .mobile-contents,
  .inspect-hint,
  .back-to-top,
  .page-stepper,
  .site-footer {
    display: none !important;
  }

  .page {
    margin: 0;
  }

  body {
    background: #fff;
    color: #000;
  }

  .hero {
    min-height: 0;
  }

  .hero-copy {
    padding: 2rem;
  }

  .teaching-figure,
  .lesson-card {
    break-inside: avoid;
    box-shadow: none;
  }
}