:root {
  --color-background: #faf9f6;
  --color-surface: #ffffff;
  --color-text: #111111;
  --color-text-secondary: #5f6368;
  --color-border: #e4e6ea;
  --color-primary: #123ecf;
  --color-primary-dark: #082a9c;
  --color-primary-light: #eef3ff;
  --color-accent: #ff7058;
  --color-success: #1d7044;
  --font: "Manrope", "Inter", Arial, sans-serif;
  --container: 1240px;
  --radius-card: 14px;
  --radius-control: 8px;
  --shadow-form:
    0 1px 2px rgba(17, 17, 17, 0.04), 0 12px 40px rgba(17, 17, 17, 0.07);
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--color-text);
  background: var(--color-background);
  overflow-x: hidden;
}

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

h1,
h2,
h3,
p,
ul,
ol {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  z-index: 100;
  padding: 10px 14px;
  background: var(--color-text);
  color: var(--color-surface);
  border-radius: var(--radius-control);
}

.skip-link:focus {
  top: 12px;
}

.container {
  width: min(var(--container), calc(100% - 48px));
  margin-inline: auto;
}

.section {
  padding-block: 72px;
}

.section-label {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.section-head h2,
.apply-copy h2,
.faq-grid h2 {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.03em;
  max-width: 18ch;
}

.section-intro,
.lede,
.body-block,
.hero-body {
  max-width: 660px;
  color: var(--color-text-secondary);
}

.section-intro {
  margin-top: 20px;
  font-size: 18px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--color-background) 92%, white);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 16px;
}

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.wordmark-mark {
  width: 10px;
  height: 10px;
  background: var(--color-primary);
  flex-shrink: 0;
}

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  cursor: pointer;
}

.nav-toggle-label {
  font-size: 15px;
  font-weight: 600;
}

.nav-toggle-icon {
  width: 14px;
  height: 10px;
  border-top: 1.5px solid var(--color-text);
  border-bottom: 1.5px solid var(--color-text);
  position: relative;
}

.nav-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 3px;
  border-top: 1.5px solid var(--color-text);
}

.site-nav {
  display: none;
  position: absolute;
  top: calc(var(--header-h) + 1px);
  left: 0;
  right: 0;
  padding: 12px 24px 20px;
  background: var(--color-background);
  border-bottom: 1px solid var(--color-border);
  flex-direction: column;
  gap: 4px;
}

.site-nav.is-open {
  display: flex;
}

.site-nav a {
  display: flex;
  align-items: center;
  min-height: 44px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-text-secondary);
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--color-text);
}

.nav-cta {
  color: var(--color-primary) !important;
}

.hero {
  padding-block: 56px 72px;
}

.hero-grid {
  display: grid;
  gap: 40px;
}

h1,
h2,
h3 {
  overflow-wrap: anywhere;
}

.hero h1 {
  font-size: clamp(52px, 7vw, 96px);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.04em;
  max-width: 12ch;
  overflow-wrap: normal;
}

.hero-lead {
  margin-top: 24px;
  font-size: 20px;
  font-weight: 500;
  line-height: 1.4;
  max-width: 28ch;
}

.hero-body {
  margin-top: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 32px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: var(--radius-control);
  font-size: 15px;
  font-weight: 600;
  border: 1px solid transparent;
  cursor: pointer;
  transition:
    background 220ms var(--ease),
    color 220ms var(--ease),
    border-color 220ms var(--ease);
}

.btn-primary {
  background: var(--color-primary);
  color: #fff;
}

.btn-primary:hover,
.btn-primary:focus-visible {
  background: var(--color-primary-dark);
}

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

.btn-ghost:hover,
.btn-ghost:focus-visible {
  border-color: var(--color-text);
}

.hero-panel {
  display: grid;
  gap: 20px;
}

.hero-diagram {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 16px;
}

.site-svg {
  width: 100%;
  height: auto;
}

.diagram-caption {
  margin-top: 10px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero-index {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.hero-index li {
  border-top: 1px solid var(--color-border);
  padding-top: 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
}

.hero-index span {
  display: block;
  font-size: 28px;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--color-text);
  line-height: 1;
  margin-bottom: 6px;
}

.problem .split {
  display: grid;
  gap: 32px;
  margin-top: 36px;
}

.lede {
  font-size: 22px;
  line-height: 1.35;
  color: var(--color-text);
  max-width: 520px;
}

.rule-list {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.rule-list li {
  padding-left: 16px;
  border-left: 2px solid var(--color-accent);
}

.maturity-grid,
.artefact-list {
  display: grid;
  gap: 16px;
  margin-top: 40px;
}

.card,
.artefact-list li,
.module-card,
.apply-form,
.format-tile {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
}

.card {
  padding: 24px;
  cursor: default;
  transition:
    transform 240ms var(--ease),
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.card:hover,
.card:focus-within,
.artefact-list li:hover,
.artefact-list li:focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--color-primary) 28%, var(--color-border));
  box-shadow:
    0 1px 2px rgba(17, 17, 17, 0.04),
    0 10px 28px rgba(18, 62, 207, 0.08);
}

.card-index {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
  margin-bottom: 28px;
}

.card h3,
.artefact-list h3,
.module-card h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.card p,
.artefact-list p,
.module-card p {
  margin-top: 10px;
  color: var(--color-text-secondary);
}

.artefact-list li {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 12px;
  padding: 20px 22px;
  cursor: default;
  transition:
    transform 240ms var(--ease),
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.artefact-list span {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
}

.program-controls {
  display: none;
}

.program-nav {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  cursor: pointer;
  font-size: 18px;
  line-height: 1;
  transition:
    background 220ms var(--ease),
    border-color 220ms var(--ease);
}

.program-nav:hover,
.program-nav:focus-visible {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
}

.program-wrap {
  margin-top: 40px;
  padding-inline: 24px;
}

.program-track {
  display: flex;
  flex-direction: column;
  gap: 16px;
  position: relative;
}

.program-track::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--color-border);
}

.module-card {
  padding: 24px;
  padding-left: 36px;
  position: relative;
}

.module-card::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 28px;
  width: 9px;
  height: 9px;
  background: var(--color-primary);
}

.module-card-capstone::before {
  background: var(--color-accent);
}

.module-no {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-primary);
}

.module-artefact {
  color: var(--color-text) !important;
  font-weight: 500;
  font-size: 14px;
}

.module-card h3 {
  width: 100%;
}

.module-toggle {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  min-height: 44px;
  padding: 0;
  border: 0;
  background: none;
  text-align: left;
  font: inherit;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
  cursor: pointer;
  color: inherit;
}

.module-card-collapsible {
  cursor: pointer;
}

.module-body-inner > p + p {
  margin-top: 10px;
}

.module-card-collapsible .module-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 280ms var(--ease);
}

.module-card-collapsible.is-open .module-body {
  grid-template-rows: 1fr;
}

.module-card-collapsible .module-body-inner {
  overflow: hidden;
}

.module-card-collapsible.is-open .faq-icon::after {
  opacity: 0;
  transform: rotate(90deg);
}

@media (max-width: 759px) {
  .module-card-collapsible:not(.is-open) {
    padding-top: 18px;
    padding-bottom: 18px;
  }
}

.faq-grid,
.apply-grid {
  display: grid;
  gap: 32px;
}

.format-board {
  display: grid;
  gap: 16px;
  margin-top: 40px;
}

.format-tile {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  min-height: 220px;
  padding: 24px;
  cursor: default;
  transition:
    transform 240ms var(--ease),
    border-color 240ms var(--ease),
    box-shadow 240ms var(--ease);
}

.format-icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 12px;
  border: 1px solid var(--color-border);
  background: var(--color-background);
}

.format-icon svg {
  width: 22px;
  height: 22px;
}

.format-tile h3 {
  font-size: 22px;
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.format-tile p {
  color: var(--color-text-secondary);
  max-width: 36ch;
}

.format-tile:hover,
.format-tile:focus-within {
  transform: translateY(-4px);
  border-color: color-mix(in srgb, var(--color-primary) 28%, var(--color-border));
  box-shadow:
    0 1px 2px rgba(17, 17, 17, 0.04),
    0 10px 28px rgba(18, 62, 207, 0.08);
}

.format-tile-feature {
  background: var(--color-primary-light);
  border-color: transparent;
}

.format-tile-feature:hover,
.format-tile-feature:focus-within {
  border-color: color-mix(in srgb, var(--color-primary) 35%, transparent);
}

.format-kicker {
  font-size: 13px;
  font-weight: 500;
  color: var(--color-accent);
}

.faq-item {
  border-bottom: 1px solid var(--color-border);
}

.faq-item h3 {
  margin: 0;
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  padding: 16px 0;
  border: 0;
  background: none;
  text-align: left;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  cursor: pointer;
}

.faq-icon {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
  position: relative;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--color-text);
  transition: transform 220ms var(--ease), opacity 220ms var(--ease);
}

.faq-icon::before {
  left: 0;
  right: 0;
  top: 5px;
  height: 1.5px;
}

.faq-icon::after {
  top: 0;
  bottom: 0;
  left: 5px;
  width: 1.5px;
}

.faq-item.is-open .faq-icon::after {
  opacity: 0;
  transform: rotate(90deg);
}

.faq-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 280ms var(--ease);
}

.faq-item.is-open .faq-panel {
  grid-template-rows: 1fr;
}

.faq-panel-inner {
  overflow: hidden;
}

.faq-panel p {
  padding-bottom: 20px;
  color: var(--color-text-secondary);
  max-width: 660px;
}

.apply {
  padding-bottom: 96px;
}

.apply-form {
  padding: 24px;
  box-shadow: var(--shadow-form);
  display: grid;
  gap: 18px;
}

.form-row {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 13px;
  font-weight: 500;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 48px;
  padding: 10px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-text);
}

.field textarea {
  min-height: 120px;
  resize: vertical;
}

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible,
.btn:focus-visible,
.nav-toggle:focus-visible,
.faq-item button:focus-visible,
.site-nav a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.field input.is-invalid,
.field select.is-invalid {
  border-color: var(--color-accent);
}

.field-check {
  grid-template-columns: 20px 1fr;
  align-items: start;
  gap: 10px;
}

.field-check input {
  width: 20px;
  height: 20px;
  min-height: 20px;
  margin-top: 2px;
  accent-color: var(--color-primary);
}

.field-check label {
  font-size: 14px;
  color: var(--color-text-secondary);
  font-weight: 400;
}

.btn-submit {
  width: 100%;
}

.form-error {
  color: #9b2c1a;
  font-size: 14px;
  font-weight: 500;
}

.form-success {
  color: var(--color-success);
  font-size: 15px;
  font-weight: 600;
}

.apply-form.is-sent .btn-submit,
.apply-form.is-sent .field,
.apply-form.is-sent .form-row,
.apply-form.is-sent .form-error {
  display: none;
}

.site-footer {
  border-top: 1px solid var(--color-border);
  padding: 32px 0 48px;
}

.footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-inner p:last-child {
  font-size: 14px;
  color: var(--color-text-secondary);
}

.back-to-top {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 35;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-control);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow:
    0 1px 2px rgba(17, 17, 17, 0.04),
    0 12px 40px rgba(17, 17, 17, 0.07);
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition:
    opacity 220ms var(--ease),
    transform 220ms var(--ease),
    background 220ms var(--ease),
    border-color 220ms var(--ease);
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: none;
}

.back-to-top:hover,
.back-to-top:focus-visible {
  border-color: var(--color-primary);
  background: var(--color-primary-light);
  color: var(--color-primary);
}

@media (min-width: 760px) {
  .back-to-top {
    right: 24px;
    bottom: 24px;
  }
}

.reveal {
  opacity: 1;
  transform: none;
}

@media (min-width: 760px) {
  .container {
    width: min(var(--container), calc(100% - 96px));
  }

  .section {
    padding-block: 112px;
  }

  .hero {
    padding-block: 80px 120px;
  }

  .nav-toggle {
    display: none;
  }

  .header-inner {
    position: relative;
  }

  .site-nav {
    display: flex;
    position: static;
    flex-direction: row;
    align-items: center;
    gap: 22px;
    padding: 0;
    border: 0;
    background: none;
  }

  .site-nav a {
    min-height: 44px;
  }

  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: end;
    gap: 48px;
  }

  .problem .split {
    grid-template-columns: 5fr 7fr;
    gap: 48px;
  }

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

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

  .program-intro {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
  }

  .program-intro .section-head {
    flex: 1;
    min-width: 0;
  }

  .program-controls {
    display: flex;
    gap: 8px;
    flex-shrink: 0;
    padding-bottom: 6px;
  }

  .program-wrap {
    padding-inline: 0;
    overflow-x: auto;
    overflow-y: hidden;
    padding-bottom: 12px;
    scroll-snap-type: none;
    overscroll-behavior: auto;
    -webkit-overflow-scrolling: touch;
  }

  .program-track {
    flex-direction: row;
    align-items: stretch;
    width: max-content;
    padding: 28px 64px 12px;
    gap: 20px;
  }

  .program-track::before {
    left: 64px;
    right: 64px;
    top: 12px;
    bottom: auto;
    width: auto;
    height: 1px;
  }

  .module-card {
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: stretch;
    width: min(340px, 78vw);
    flex: 0 0 auto;
    padding: 48px 24px 24px;
    scroll-snap-align: start;
  }

  .module-card.module-card-collapsible:not(.is-open),
  .module-card.module-card-collapsible.is-open {
    padding: 48px 24px 24px;
  }

  .module-no {
    min-height: 20px;
  }

  .module-card h3 {
    min-height: calc(1.2em * 3);
  }

  .module-card::before {
    left: 24px;
    top: 20px;
  }

  .module-toggle {
    pointer-events: none;
    min-height: 0;
  }

  .module-card-collapsible {
    cursor: default;
  }

  .module-toggle .faq-icon {
    display: none;
  }

  .module-card-collapsible:not(.is-open) .module-body,
  .module-card-collapsible.is-open .module-body {
    display: block;
    grid-template-rows: none;
  }

  .module-card-collapsible .module-body-inner {
    overflow: visible;
  }

  .faq-grid,
  .apply-grid {
    grid-template-columns: 5fr 7fr;
    gap: 64px;
    align-items: start;
  }

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

  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

@media (min-width: 1100px) {
  .container {
    width: min(var(--container), calc(100% - 128px));
  }

  .section {
    padding-block: 128px;
  }

  .maturity-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .artefact-list {
    grid-template-columns: repeat(3, 1fr);
  }

  .format-board {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 760px) {
  .reveal {
    opacity: 0;
    transform: translateY(12px);
    transition:
      opacity 320ms var(--ease),
      transform 320ms var(--ease);
  }

  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }

  .card.reveal.is-visible:hover,
  .card.reveal.is-visible:focus-within,
  .artefact-list li.reveal.is-visible:hover,
  .artefact-list li.reveal.is-visible:focus-within,
  .module-card.reveal.is-visible:hover,
  .format-tile.reveal.is-visible:hover,
  .format-tile.reveal.is-visible:focus-within {
    transform: translateY(-4px);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .card,
  .artefact-list li,
  .format-tile,
  .btn,
  .faq-icon::before,
  .faq-icon::after,
  .faq-panel,
  .module-body {
    transition: none !important;
    transform: none !important;
    opacity: 1 !important;
  }

  .back-to-top {
    transition: none !important;
    transform: none !important;
  }
}

@media (max-width: 380px) {
  .hero h1 {
    font-size: clamp(40px, 12vw, 52px);
  }

  .hero-index {
    grid-template-columns: 1fr;
  }
}