@font-face {
  font-family: "Archivo";
  src: url("/assets/fonts/archivo-variable-latin-ext.woff2") format("woff2");
  font-style: normal;
  font-weight: 100 900;
  font-stretch: 62.5% 125%;
  font-display: swap;
}

@font-face {
  font-family: "Commit Mono";
  src: url("/assets/fonts/commit-mono-regular-latin-ext.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Commit Mono";
  src: url("/assets/fonts/commit-mono-semibold-latin-ext.woff2") format("woff2");
  font-style: normal;
  font-weight: 600;
  font-display: swap;
}

:root {
  --warm-white: #faf8f3;
  --white: #ffffff;
  --warm-50: #f7f4ed;
  --warm-100: #f1ede4;
  --warm-200: #e0dacd;
  --warm-300: #c8c0b1;
  --ink-900: #1a1a17;
  --ink-700: #3d3b34;
  --ink-600: #4e4b43;
  --ink-500: #5c5a52;
  --teal-700: #0a5451;
  --teal-600: #0e6e6a;
  --teal-100: #dcecea;
  --red-700: #9e2f2a;
  --red-100: #f8e6e3;
  --green-700: #226342;
  --font-sans: "Archivo", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "Commit Mono", "SFMono-Regular", Consolas, monospace;
  --shadow: 0 1px 2px rgba(26, 26, 23, 0.04), 0 2px 8px rgba(26, 26, 23, 0.06);
  --container: 70rem;
  --focus: 3px solid var(--teal-600);
  --transition: 160ms ease;
}

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

html {
  color-scheme: light;
  scroll-behavior: smooth;
  scroll-padding-top: 6rem;
}

body {
  margin: 0;
  min-width: 20rem;
  background: var(--warm-white);
  color: var(--ink-900);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-stretch: 100%;
  font-weight: 400;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

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

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

button {
  border-radius: 0;
}

a {
  color: var(--teal-600);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--transition);
}

a:hover {
  color: var(--teal-700);
}

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

:focus:not(:focus-visible) {
  outline: none;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--ink-900);
  font-stretch: 98%;
  letter-spacing: -0.025em;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.25rem, 4.2vw, 3.4rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.7rem, 2.8vw, 2.2rem);
  font-weight: 750;
}

h3 {
  font-size: 1.2rem;
  font-weight: 700;
}

p,
ul,
ol {
  margin-top: 0;
}

p,
li,
dd,
figcaption,
label {
  text-wrap: pretty;
}

p:last-child,
ul:last-child,
ol:last-child {
  margin-bottom: 0;
}

.wrap {
  width: min(calc(100% - 3rem), var(--container));
  margin-inline: auto;
}

.section {
  padding-block: clamp(4rem, 8vw, 6rem);
}

.section-muted {
  background: var(--warm-100);
}

section[id],
main[id] {
  scroll-margin-top: 6.5rem;
}

.lead {
  max-width: 62ch;
  margin-top: 1.25rem;
  color: var(--ink-700);
  font-size: clamp(1.08rem, 1.5vw, 1.22rem);
  line-height: 1.55;
}

.icon-sprite {
  position: absolute;
  overflow: hidden;
}

.icon {
  width: 1.25em;
  height: 1.25em;
  flex: 0 0 auto;
  fill: currentColor;
}

.icon-small {
  width: 1em;
  height: 1em;
}

.skip-link {
  position: fixed;
  top: -5rem;
  left: 1rem;
  z-index: 100;
  padding: 0.7rem 1rem;
  border: 1px solid var(--ink-900);
  background: var(--white);
  color: var(--ink-900);
  font-weight: 650;
}

.skip-link:focus {
  top: 1rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.75rem 1.25rem;
  border: 1px solid transparent;
  border-radius: 0;
  cursor: pointer;
  font-weight: 650;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: background-color var(--transition), border-color var(--transition), color var(--transition);
}

.button-primary {
  border-color: var(--teal-600);
  background: var(--teal-600);
  color: var(--white);
}

.button-primary:hover {
  border-color: var(--teal-700);
  background: var(--teal-700);
  color: var(--white);
}

.button-secondary {
  border-color: var(--warm-300);
  background: transparent;
  color: var(--teal-700);
}

.button-secondary:hover {
  border-color: var(--teal-600);
  background: var(--teal-100);
  color: var(--teal-700);
}

.button-small {
  min-height: 2.6rem;
  padding: 0.55rem 0.9rem;
  font-size: 0.93rem;
}

.button-block {
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid rgba(200, 192, 177, 0.72);
  background: rgba(250, 248, 243, 0.94);
  backdrop-filter: blur(10px) saturate(1.2);
}

.header-inner {
  display: grid;
  min-height: 4.8rem;
  grid-template-columns: minmax(12rem, auto) 1fr auto;
  align-items: center;
  gap: 1.75rem;
}

.brand {
  display: inline-flex;
  width: max-content;
  min-width: 0;
  align-items: center;
  color: var(--ink-900);
  text-decoration: none;
}

.brand:hover {
  color: var(--teal-700);
}

.brand-lockup {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 0.24rem;
}

.brand-name {
  display: block;
  font-size: 1.03rem;
  font-stretch: 88%;
  font-weight: 750;
  line-height: 1.05;
  letter-spacing: -0.015em;
  white-space: nowrap;
}

.brand-subtitle {
  color: var(--ink-500);
  font-size: 0.72rem;
  line-height: 1.15;
  letter-spacing: 0.005em;
  white-space: nowrap;
}

.brand-parent {
  color: var(--teal-700);
  font-weight: 680;
  text-decoration: none;
}

.brand-parent:hover {
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

.desktop-nav {
  display: flex;
  justify-content: center;
  gap: clamp(1.25rem, 3vw, 2.25rem);
}

.desktop-nav a {
  position: relative;
  padding-block: 0.45rem;
  color: var(--ink-700);
  font-weight: 550;
  text-decoration: none;
}

.desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  background: var(--teal-600);
  content: "";
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.desktop-nav a:hover {
  color: var(--ink-900);
}

.desktop-nav a:hover::after {
  transform: scaleX(1);
}

.desktop-nav a[aria-current="page"] {
  color: var(--ink-900);
}

.desktop-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.header-cta-short {
  display: none;
}

.mobile-menu {
  position: relative;
  display: none;
}

.mobile-menu summary {
  display: inline-flex;
  min-width: 3rem;
  min-height: 3rem;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--warm-300);
  background: var(--white);
  color: var(--ink-900);
  cursor: pointer;
  font-weight: 600;
  list-style: none;
}

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

.mobile-menu[open] summary {
  border-color: var(--teal-600);
  color: var(--teal-700);
}

.mobile-menu-panel {
  position: absolute;
  top: calc(100% + 0.5rem);
  right: 0;
  display: grid;
  width: min(18rem, calc(100vw - 2rem));
  gap: 0.25rem;
  padding: 1rem;
  border: 1px solid var(--warm-300);
  background: var(--white);
  box-shadow: var(--shadow);
}

.mobile-menu-panel > a:not(.button) {
  padding: 0.65rem;
  color: var(--ink-700);
  font-size: 1.05rem;
  font-weight: 550;
  text-decoration: none;
}

.mobile-menu-panel > a:not(.button):hover {
  background: var(--warm-50);
  color: var(--teal-700);
}

.mobile-menu-panel > a[aria-current="page"] {
  background: var(--warm-50);
  color: var(--teal-700);
}

.mobile-menu-panel .button-primary {
  margin-top: 0.5rem;
  color: var(--white);
}

.hero {
  padding-block: clamp(4.5rem, 9vw, 7.5rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(24rem, 0.9fr);
  align-items: center;
  gap: clamp(3rem, 5vw, 4rem);
}

.hero-copy h1 {
  max-width: 18ch;
}

.hero-copy .lead {
  max-width: 54ch;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 2rem;
}

.section-heading {
  max-width: 46rem;
  margin-bottom: 2.5rem;
}

.split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
  gap: clamp(2rem, 6vw, 5rem);
}

.practice-list,
.standard-list,
.team-points {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--warm-300);
  list-style: none;
}

.practice-list > div,
.standard-list li,
.team-points li {
  padding-block: 1rem;
  border-bottom: 1px solid var(--warm-300);
  color: var(--ink-700);
}

.practice-list dt {
  color: var(--ink-900);
  font-weight: 700;
}

.practice-list dd {
  margin: 0.3rem 0 0;
  color: var(--ink-600);
}

.module-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(2rem, 6vw, 5rem);
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--warm-300);
  list-style: none;
}

.module-index li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 1rem;
  padding-block: 1.5rem;
  border-bottom: 1px solid var(--warm-300);
}

.module-index-number {
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-variant-ligatures: none;
  font-weight: 600;
}

.module-index h3 {
  font-size: 1.2rem;
}

.module-index p {
  margin-top: 0.55rem;
  color: var(--ink-600);
}

.module-mark {
  width: 2.1rem;
  height: 2.1rem;
  color: var(--teal-600);
}

.supporting-link {
  margin-top: 1.5rem;
}

.supporting-link a {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-weight: 650;
  text-decoration: none;
}

.research-note {
  margin-top: 1.5rem;
  color: var(--ink-500);
  font-size: 0.9rem;
}

.form-split {
  grid-template-columns: minmax(0, 0.92fr) minmax(24rem, 1.08fr);
}

.terms-card {
  margin-top: 1.5rem;
  padding: 1.2rem;
  border: 1px solid var(--warm-200);
  background: rgba(255, 255, 255, 0.48);
  color: var(--ink-700);
  font-size: 0.93rem;
}

.form-card {
  padding: clamp(1.3rem, 4vw, 2rem);
  border: 1px solid var(--warm-200);
  background: var(--white);
  box-shadow: var(--shadow);
}

.form-grid {
  display: grid;
  gap: 1.35rem;
}

.required-note {
  margin: 0;
  color: var(--ink-500);
  font-size: 0.85rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field label,
.check-group legend {
  color: var(--ink-900);
  font-weight: 650;
}

.optional {
  color: var(--ink-500);
  font-weight: 400;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--warm-300);
  border-radius: 0;
  background: var(--white);
}

input,
select {
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
}

textarea {
  min-height: 9.5rem;
  padding: 0.75rem 0.8rem;
  resize: vertical;
}

input:hover,
select:hover,
textarea:hover {
  border-color: var(--ink-500);
}

input[aria-invalid="true"],
select[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--red-700);
  box-shadow: inset 0 0 0 1px var(--red-700);
}

.field-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--ink-500);
  font-size: 0.82rem;
}

.field-meta p,
.field-meta output {
  margin: 0;
}

.field-meta output {
  flex: 0 0 auto;
  font-family: var(--font-mono);
  font-variant-ligatures: none;
}

.check-group {
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 1.2rem 0 0;
  border: 0;
  border-top: 1px solid var(--warm-200);
}

.check-group legend {
  padding: 0 0.5rem 0 0;
}

.check-row {
  display: grid;
  grid-template-columns: 1.25rem 1fr;
  align-items: start;
  gap: 0.8rem;
  cursor: pointer;
}

.check-row input {
  width: 1.25rem;
  min-height: 1.25rem;
  margin: 0.16rem 0 0;
  accent-color: var(--teal-600);
}

.check-row strong {
  display: block;
  font-weight: 550;
}

.check-row small {
  display: block;
  margin-top: 0.2rem;
  color: var(--ink-500);
  font-size: 0.85rem;
}

.field-error {
  margin: 0;
  color: var(--red-700);
  font-size: 0.9rem;
  font-weight: 600;
}

.error-summary {
  padding: 1.1rem;
  border: 2px solid var(--red-700);
  background: var(--red-100);
}

.error-summary h3 {
  font-size: 1.15rem;
}

.error-summary ul {
  margin: 0.75rem 0 0;
  padding-left: 1.4rem;
}

.error-summary a {
  color: var(--red-700);
  font-weight: 600;
}

.form-note {
  margin: 0;
  color: var(--ink-500);
  font-size: 0.85rem;
}

.honeypot {
  position: absolute;
  left: -10000px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.team-points {
  margin-top: 1.6rem;
}

.faq-wrap {
  max-width: 52rem;
}

.faq-list {
  margin-top: 2rem;
  border-top: 1px solid var(--warm-300);
}

.faq-list details {
  border-bottom: 1px solid var(--warm-300);
}

.faq-list summary {
  display: flex;
  min-height: 4.3rem;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  cursor: pointer;
  font-size: 1.08rem;
  font-weight: 650;
  list-style: none;
}

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

.faq-list summary .icon {
  transition: transform var(--transition);
}

.faq-list details[open] summary .icon {
  transform: rotate(180deg);
}

.faq-list details > div {
  padding: 0 2.5rem 1.4rem 0;
  color: var(--ink-700);
}

.site-footer {
  padding-block: 4rem 1.5rem;
  border-top: 1px solid var(--warm-200);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr repeat(3, 1fr);
  gap: 2rem;
}

.footer-intro > p {
  max-width: 30ch;
  color: var(--ink-500);
  font-size: 0.9rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink-900) !important;
  font-stretch: 88%;
  font-weight: 750;
}

.parent-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.parent-link img {
  width: auto;
  height: 2rem;
}

.footer-heading {
  margin-bottom: 1rem;
  color: var(--ink-500);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-variant-ligatures: none;
  font-weight: 600;
}

.footer-links {
  display: grid;
  gap: 0.55rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-links a {
  color: var(--ink-700);
  font-size: 0.9rem;
  text-decoration: none;
}

.footer-email {
  overflow-wrap: anywhere;
}

.footer-legal {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 3rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--warm-200);
  color: var(--ink-500);
  font-size: 0.82rem;
}

.document {
  max-width: 44rem;
}

.document h1 {
  max-width: 18ch;
}

.document h2 {
  margin-top: 2.7rem;
  font-size: clamp(1.35rem, 2.4vw, 1.75rem);
}

.document p,
.document li {
  color: var(--ink-700);
}

.document ul,
.document ol {
  display: grid;
  gap: 0.55rem;
  padding-left: 1.4rem;
}

.document-meta {
  margin-top: 3rem;
  color: var(--ink-500) !important;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-variant-ligatures: none;
}

.confirmation-main {
  display: flex;
  min-height: 64vh;
  align-items: center;
}

.confirmation {
  max-width: 42rem;
}

.confirmation-icon {
  margin-bottom: 1.5rem;
  color: var(--green-700);
}

.confirmation-icon .icon {
  width: 3.2rem;
  height: 3.2rem;
}

.confirmation .button {
  margin-top: 1rem;
}

.course-workbench {
  overflow: hidden;
  margin: 0;
  border: 1px solid #273332;
  background: #151b1a;
  color: #f4f2eb;
  box-shadow: 0.8rem 0.8rem 0 var(--teal-100);
  font-family: var(--font-mono);
  font-variant-ligatures: none;
}

.workbench-bar,
.workbench-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  border-bottom: 1px solid #36403f;
}

.workbench-bar {
  padding: 0.75rem 1rem;
  color: #aeb9b6;
  font-size: 0.72rem;
}

.workbench-title {
  color: #f4f2eb;
  font-weight: 600;
}

.workbench-tabs {
  justify-content: flex-start;
  padding-inline: 0.6rem;
  color: #9aa5a2;
  font-size: 0.72rem;
}

.workbench-tabs span {
  padding: 0.68rem 0.65rem 0.6rem;
  border-bottom: 2px solid transparent;
}

.workbench-tabs .active {
  border-bottom-color: #66aaa4;
  color: #f4f2eb;
}

.workbench-task {
  padding: 1.35rem 1.5rem 1.5rem;
  background: #f4f2eb;
  color: #242925;
  font-family: var(--font-sans);
  font-size: 0.92rem;
}

.workbench-task p {
  margin-bottom: 0.75rem;
}

.workbench-task p:last-child {
  margin-bottom: 0;
}

.workbench-task .code-label {
  margin-bottom: 0.3rem;
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
}

.workbench-terminal {
  padding: 1rem 1.5rem 1.35rem;
  color: #dfe5e2;
  font-size: 0.75rem;
}

.workbench-terminal p {
  margin-bottom: 0.35rem;
}

.workbench-terminal .prompt {
  color: #66aaa4;
}

.terminal-pass {
  color: #9bd0a9;
}

.terminal-note {
  display: grid;
  gap: 0.25rem;
  margin-top: 1rem;
  padding: 0.85rem;
  border-left: 3px solid #66aaa4;
  background: #202827;
  color: #cbd3d0;
  font-family: var(--font-sans);
  font-size: 0.83rem;
}

.terminal-note strong {
  color: #ffffff;
}

.course-workbench figcaption {
  padding: 0 1.5rem 1.25rem;
  color: #9eaaa7;
  font-family: var(--font-sans);
  font-size: 0.78rem;
}

.outcome-section {
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  align-items: center;
}

.tutor-teaser {
  display: grid;
  grid-template-columns: minmax(14rem, 0.62fr) minmax(0, 1.38fr);
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
  max-width: 60rem;
}

.tutor-photo-frame {
  position: relative;
  max-width: 24rem;
}

.tutor-photo-frame::before {
  position: absolute;
  top: 0.8rem;
  right: -0.8rem;
  bottom: -0.8rem;
  left: 0.8rem;
  z-index: 0;
  border: 1px solid var(--teal-600);
  content: "";
}

.tutor-photo-frame img {
  position: relative;
  z-index: 1;
  width: 100%;
  border: 1px solid var(--warm-200);
  background: var(--warm-100);
  object-fit: cover;
}

.tutor-photo-frame-small {
  max-width: 18rem;
}

.decision-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) repeat(2, minmax(0, 0.85fr));
  gap: clamp(2rem, 5vw, 4rem);
}

.decision-grid > div:first-child {
  padding-right: 1rem;
}

.decision-card {
  padding-left: 1.5rem;
  border-left: 1px solid var(--warm-300);
}

.decision-card p {
  margin-top: 0.8rem;
  color: var(--ink-600);
}

.decision-card .button {
  margin-top: 1.5rem;
}

.page-intro {
  padding-block: clamp(4rem, 9vw, 7rem);
  border-bottom: 1px solid var(--warm-200);
}

.page-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
  align-items: center;
  gap: clamp(3rem, 6vw, 5rem);
}

.page-intro h1 {
  max-width: 18ch;
}

.course-facts-card {
  margin: 0;
  padding-block: 0.35rem;
  border-block: 1px solid var(--warm-300);
}

.team-summary-card,
.not-this-card {
  padding-left: clamp(1.5rem, 4vw, 2.5rem);
  border-left: 1px solid var(--warm-300);
}

.team-summary-card h2,
.not-this-card h2 {
  margin-bottom: 1.4rem;
  font-size: clamp(1.3rem, 2vw, 1.65rem);
}

.course-facts-card > div {
  display: grid;
  grid-template-columns: 7rem 1fr;
  gap: 1rem;
  padding-block: 0.9rem;
  border-bottom: 1px solid var(--warm-200);
}

.course-facts-card > div:first-child {
  padding-top: 0;
}

.course-facts-card > div:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.course-facts-card dt {
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.course-facts-card dd {
  margin: 0;
  color: var(--ink-700);
  font-weight: 600;
}

.not-this-card ul {
  display: grid;
  gap: 0.65rem;
  margin: 0;
  padding-left: 1.2rem;
  color: var(--ink-700);
}

.module-detail-list {
  border-top: 1px solid var(--warm-300);
}

.module-detail {
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr);
  gap: clamp(2rem, 6vw, 5rem);
  padding-block: clamp(2rem, 6vw, 4rem);
  border-bottom: 1px solid var(--warm-300);
}

.module-detail-number {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-variant-ligatures: none;
  font-weight: 600;
}

.module-detail-number .module-mark {
  width: 2.5rem;
  height: 2.5rem;
}

.module-detail h2 {
  font-size: clamp(1.55rem, 2.4vw, 1.95rem);
}

.module-rule {
  max-width: 52ch;
  margin-top: 1rem;
  color: var(--ink-700);
  font-size: 1.1rem;
}

.module-description {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 4vw, 3rem);
  margin: 1.8rem 0 0;
}

.module-description > div {
  padding-block: 1rem;
  border-top: 1px solid var(--warm-300);
}

.module-description dt {
  margin-bottom: 0.4rem;
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
}

.module-description dd {
  margin: 0;
  color: var(--ink-700);
  font-size: 0.93rem;
}

.course-material-grid {
  align-items: center;
}

.session-list {
  display: grid;
  gap: 1rem;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
}

.session-list li {
  display: grid;
  grid-template-columns: 2.2rem 1fr;
  gap: 0.8rem;
}

.session-list > li > span {
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.session-list strong {
  display: block;
  color: var(--ink-900);
}

.session-list p {
  margin: 0.2rem 0 0;
  color: var(--ink-600);
  font-size: 0.93rem;
}

.course-slide {
  margin: 0;
  padding: 0.65rem;
  border: 1px solid var(--warm-200);
  background: var(--white);
  box-shadow: var(--shadow);
}

.course-slide img {
  width: 100%;
  height: auto;
  border: 1px solid var(--warm-200);
}

.course-slide figcaption {
  padding: 0.7rem 0.25rem 0.15rem;
  font-size: 0.8rem;
}

.course-slide figcaption a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink-600);
  font-weight: 650;
  text-decoration: none;
}

.course-slide figcaption a:hover {
  color: var(--teal-700);
}

.closing-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.closing-cta h2 {
  max-width: 20ch;
}

.tutor-intro {
  background: var(--warm-100);
}

.tutor-hero {
  display: grid;
  grid-template-columns: minmax(15rem, 0.75fr) minmax(0, 1.25fr);
  align-items: center;
  gap: clamp(3rem, 9vw, 8rem);
  max-width: 62rem;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  margin-top: 2rem;
}

.profile-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-weight: 650;
  text-decoration: none;
}

.tutor-copy-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(3rem, 8vw, 7rem);
}

.prose {
  color: var(--ink-700);
  font-size: 1.05rem;
}

.prose p {
  margin-bottom: 1.3rem;
}

.teaching-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 clamp(2rem, 6vw, 5rem);
  margin: 0;
  padding-left: 1.8rem;
  border-top: 1px solid var(--warm-300);
  list-style: decimal-leading-zero;
}

.teaching-list li {
  padding: 1.4rem 0;
  border-bottom: 1px solid var(--warm-300);
}

.teaching-list li::marker {
  color: var(--teal-700);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
}

.teaching-list p {
  margin-top: 0.8rem;
  color: var(--ink-600);
  font-size: 0.93rem;
}

.team-summary-card .team-points {
  margin-top: 0;
}

.join-section {
  min-height: 70vh;
}

.join-section h1 {
  max-width: 15ch;
}

.waiting-list-notes {
  margin: 1.6rem 0 0;
}

.social-card-body {
  width: 1200px;
  min-width: 1200px;
  height: 630px;
  overflow: hidden;
  background: var(--warm-white);
}

.social-card {
  display: flex;
  width: 1200px;
  height: 630px;
  padding: 70px 80px 62px;
  flex-direction: column;
  background: var(--warm-white);
}

.social-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.social-card-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 25px;
  font-stretch: 88%;
  font-weight: 750;
}

.social-card-mark {
  width: 42px;
  height: 42px;
  color: var(--teal-600);
}

.social-card-parent {
  color: var(--ink-500);
  font-family: var(--font-mono);
  font-size: 17px;
  font-variant-ligatures: none;
}

.social-card h1 {
  margin-top: 78px;
  font-size: 68px;
  line-height: 0.98;
}

.social-card-sequence {
  display: flex;
  align-items: center;
  gap: 19px;
  margin-top: auto;
  color: var(--ink-700);
  font-family: var(--font-mono);
  font-size: 20px;
  font-variant-ligatures: none;
  font-weight: 600;
}

.social-card-sequence b {
  color: var(--warm-300);
}

.social-card-sequence strong {
  color: var(--teal-700);
}

.social-card > p {
  margin: 24px 0 0;
  color: var(--ink-500);
  font-size: 20px;
}

@media (max-width: 980px) {
  .desktop-nav {
    display: none;
  }

  .header-inner {
    grid-template-columns: minmax(0, 1fr) auto auto;
    gap: 0.9rem;
  }

  .mobile-menu {
    display: block;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(19rem, 0.8fr);
    gap: 2.5rem;
  }

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

  .decision-grid > div:first-child {
    grid-column: 1 / -1;
    padding-right: 0;
  }

  .footer-grid {
    grid-template-columns: 1.4fr repeat(2, 1fr);
  }

  .footer-grid > div:last-child {
    grid-column: 2;
  }
}

@media (max-width: 900px) {
  .hero-grid,
  .split,
  .form-split,
  .page-intro-grid,
  .tutor-hero,
  .tutor-teaser,
  .tutor-copy-grid,
  .outcome-section {
    grid-template-columns: 1fr;
  }

  .hero-grid,
  .page-intro-grid,
  .tutor-hero,
  .tutor-teaser,
  .tutor-copy-grid {
    gap: 2.5rem;
  }

  .split > div,
  .page-intro-grid > div,
  .tutor-copy-grid > div {
    max-width: 44rem;
  }

  .course-workbench {
    max-width: 38rem;
  }

  .course-facts-card,
  .team-summary-card {
    max-width: 36rem;
  }

  .tutor-hero {
    max-width: 38rem;
  }

  .tutor-photo-frame {
    max-width: 20rem;
  }

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

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

  .footer-grid > div:last-child {
    grid-column: auto;
  }
}

@media (max-width: 760px) {
  .hero {
    padding-block: 4rem;
  }
}

@media (max-width: 680px) {
  .header-cta-long {
    display: none;
  }

  .header-cta-short {
    display: inline;
  }
}

@media (max-width: 560px) {
  .wrap {
    width: min(calc(100% - 2rem), var(--container));
  }

  .header-inner {
    min-height: 4.55rem;
    gap: 0.5rem;
  }

  .brand-name {
    font-size: 0.92rem;
  }

  .brand-subtitle {
    display: none;
  }

  .header-cta {
    padding-inline: 0.75rem;
  }

  .header-cta-long {
    display: none;
  }

  .header-cta-short {
    display: inline;
  }

  .mobile-menu-label {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  .mobile-menu summary {
    width: 2.75rem;
    min-width: 2.75rem;
    min-height: 2.75rem;
    padding: 0;
  }

  .button-row {
    display: grid;
  }

  .button-row .button {
    width: 100%;
  }

  .module-index,
  .decision-grid,
  .teaching-list,
  .module-description {
    grid-template-columns: 1fr;
  }

  .module-detail {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .module-detail-number {
    align-items: center;
  }

  .decision-grid > div:first-child {
    grid-column: auto;
  }

  .closing-cta {
    align-items: flex-start;
    flex-direction: column;
  }

  .course-workbench {
    box-shadow: 0.45rem 0.45rem 0 var(--teal-100);
  }

  .field-meta {
    flex-direction: column;
    gap: 0.2rem;
  }

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

  .footer-intro,
  .footer-grid > div:last-child {
    grid-column: auto;
  }

  .footer-legal {
    flex-direction: column;
  }
}

@media (max-width: 360px) {
  h1 {
    font-size: 2.125rem;
  }

  .brand-name {
    font-size: 0.86rem;
  }

  .header-cta {
    min-height: 2.65rem;
    padding-inline: 0.62rem;
    font-size: 0.84rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media print {
  .site-header,
  .site-footer,
  .button-row,
  .form-card,
  .skip-link {
    display: none;
  }

  body {
    background: var(--white);
  }
}