:root {
  --dark-navy: #001D39;
  --dark-navy-hover: #263F57;
  --navy: #003B72;
  --navy-deep: #002950;
  --off-white: #FDFAF3;
  --off-white-hover: #E4E1DB;
  --grey-100: #F6F4ED;
  --grey-300: #DEE2E6;
  --grey-600: #6C757D;
  --green: #97D744;
  --orange: #FEA92F;
  --light-blue: #4EADF8;
  --white: #FFFFFF;
  --font-cjk: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  --font-body: Inter, var(--font-cjk);
  --font-heading: var(--font-cjk);
  --font-latin-display: "Source Serif 4", Georgia, serif;
  --shadow: 0 22px 60px rgba(0, 29, 57, .16);
  --radius-mark: 2px;
  --radius-media: 4px;
  --radius-card: 6px;
  --radius-pill: 999px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--dark-navy);
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--dark-navy);
  background:
    radial-gradient(circle at 16% 6%, rgba(151, 215, 68, .16), transparent 22rem),
    linear-gradient(180deg, #001629 0%, #001D39 100%);
  font-family: var(--font-body);
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

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

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

.page-shell {
  min-height: 100vh;
  overflow-x: hidden;
  background: var(--off-white);
}

.site-nav {
  position: relative;
  z-index: 30;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(0, 29, 57, .1);
  background: rgba(253, 250, 243, .96);
}

.site-nav-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 10px 12px;
  align-items: center;
  width: min(100%, 1320px);
  margin: 0 auto;
}

.site-brand {
  display: inline-flex;
  align-items: center;
  color: var(--dark-navy);
  font-size: 18px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
}

.site-brand img {
  width: clamp(132px, 30vw, 188px);
  height: auto;
  display: block;
}

.site-links {
  grid-column: 1 / -1;
  display: flex;
  gap: 8px;
  margin: 0 -16px;
  padding: 0 16px 2px;
  overflow-x: auto;
  scrollbar-width: none;
}

.site-links::-webkit-scrollbar {
  display: none;
}

.site-links a,
.nav-cta {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: var(--radius-pill);
  font-size: 13px;
  font-weight: 900;
  line-height: 1;
  white-space: nowrap;
  transition: background .24s ease, color .24s ease, border-color .24s ease, transform .24s ease;
}

.site-links a {
  padding: 0 13px;
  border: 1px solid rgba(0, 29, 57, .18);
  color: var(--dark-navy);
  background: rgba(255, 255, 255, .7);
}

.nav-cta {
  padding: 0 15px;
  color: var(--white);
  background: var(--dark-navy);
}

.site-links a:hover,
.site-links a:focus-visible,
.nav-cta:hover,
.nav-cta:focus-visible {
  transform: translateY(-1px);
}

.site-links a:hover,
.site-links a:focus-visible {
  border-color: var(--dark-navy);
  background: var(--white);
}

.nav-cta:hover,
.nav-cta:focus-visible {
  background: var(--dark-navy-hover);
}

section {
  position: relative;
  padding: 58px 24px;
  overflow: hidden;
}

section[id] {
  scroll-margin-top: 24px;
}

.inner {
  position: relative;
  z-index: 2;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--navy);
  font-family: var(--font-heading);
  font-weight: 900;
  letter-spacing: 0;
}

h1 {
  font-size: 38px;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

h2 {
  font-size: 32px;
  line-height: 1.14;
}

h3 {
  font-size: 22px;
  line-height: 1.22;
}

p {
  margin: 0;
  font-size: 16px;
  line-height: 1.74;
}

.lead {
  margin-top: 16px;
  color: var(--dark-navy);
  font-size: 17px;
  line-height: 1.72;
}

.band-white {
  background: var(--white);
}

.band-off {
  background: var(--off-white);
}

.band-dark {
  color: var(--white);
  background:
    linear-gradient(135deg, rgba(78, 173, 248, .1), transparent 22rem),
    var(--dark-navy);
}

.band-dark h2,
.band-dark h3 {
  color: var(--white);
}

.band-dark .lead,
.band-dark p {
  color: rgba(255, 255, 255, .84);
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  margin-bottom: 14px;
  padding: 5px 9px;
  border-radius: var(--radius-mark);
  color: var(--dark-navy);
  background: var(--green);
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.section-kicker.orange {
  background: var(--orange);
}

.hero {
  min-height: 92svh;
  padding: 34px 24px 44px;
  display: flex;
  align-items: center;
  background:
    linear-gradient(135deg, rgba(151, 215, 68, .2), transparent 21rem),
    var(--off-white);
}

.resource-library-page .hero {
  min-height: auto;
  padding-top: 52px;
  padding-bottom: 64px;
}

.hero-layout {
  display: grid;
  gap: 30px;
  width: 100%;
}

.hero-copy {
  max-width: 720px;
}

.hero-actions,
.card-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button-primary,
.button-secondary {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 22px;
  border-radius: var(--radius-pill);
  border: 2px solid var(--dark-navy);
  font-size: 15px;
  font-weight: 900;
  line-height: 1;
  transition: background .28s ease, color .28s ease, border-color .28s ease, transform .28s ease, box-shadow .28s ease;
}

.button-primary {
  color: var(--white);
  background: var(--dark-navy);
}

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

.button-primary:hover,
.button-primary:focus-visible,
.button-secondary:hover,
.button-secondary:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(0, 29, 57, .16);
}

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

.button-secondary:hover,
.button-secondary:focus-visible {
  background: var(--off-white-hover);
}

.path-visual {
  display: grid;
  gap: 12px;
}

.path-line {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) minmax(112px, 48%);
  gap: 12px;
  align-items: center;
  padding: 14px;
  border: 2px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, .72);
  box-shadow: 0 14px 36px rgba(0, 29, 57, .08);
}

.path-number {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border: 2px solid var(--dark-navy);
  border-radius: 50%;
  color: var(--dark-navy);
  background: var(--green);
  font-family: var(--font-latin-display);
  font-size: 18px;
  font-weight: 900;
}

.path-line:nth-child(1) .path-number {
  background: var(--light-blue);
}

.path-line:nth-child(3) .path-number {
  background: var(--orange);
}

.path-line h2,
.path-line h3 {
  min-width: 0;
  color: var(--navy);
  font-size: 20px;
  overflow-wrap: anywhere;
}

.path-meta {
  grid-column: 3;
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: center;
  gap: 8px;
  margin-top: 0;
}

.path-meta span,
.course-tag,
.price-chip {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 9px;
  border-radius: var(--radius-mark);
  background: var(--grey-100);
  color: var(--dark-navy);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.2;
  max-width: 100%;
  text-align: center;
}

.price-chip {
  background: var(--green);
}

.course-grid,
.decision-grid,
.fit-grid,
.proof-grid,
.next-grid,
.question-grid {
  display: grid;
  gap: 14px;
  margin-top: 26px;
}

.course-card,
.decision-card,
.proof-card,
.next-card,
.content-block,
.summary-panel,
.fit-card,
.leave-card,
.question-card {
  border: 2px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: 0 14px 36px rgba(0, 29, 57, .08);
}

.course-card,
.decision-card,
.proof-card,
.next-card,
.content-block,
.summary-panel,
.fit-card,
.leave-card,
.question-card {
  padding: 18px;
}

.course-card {
  position: relative;
  display: grid;
  gap: 16px;
  overflow: hidden;
}

.course-card::after {
  content: "";
  position: absolute;
  right: -34px;
  bottom: -34px;
  width: 92px;
  height: 92px;
  background: rgba(151, 215, 68, .22);
  clip-path: polygon(100% 0, 0 100%, 100% 100%);
}

.course-card.is-premium::after {
  background: rgba(254, 169, 47, .2);
}

.course-head {
  display: grid;
  gap: 10px;
}

.course-head h2,
.course-head h3 {
  font-size: 25px;
}

.course-body {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 12px;
}

.course-body p,
.decision-card p,
.proof-card p,
.next-card p,
.content-block p,
.fit-card p,
.leave-card p,
.question-card p {
  color: var(--dark-navy);
  font-size: 15px;
  line-height: 1.68;
}

.mini-list {
  display: grid;
  gap: 9px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.mini-list li {
  position: relative;
  padding-left: 17px;
  color: var(--dark-navy);
  font-size: 15px;
  line-height: 1.6;
}

.mini-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .72em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--navy);
}

.program-hero .hero-layout {
  align-items: center;
}

.program-title-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.program-stage {
  margin-top: 22px;
  padding: 18px;
  border-left: 4px solid var(--orange);
  background: rgba(254, 169, 47, .13);
  color: var(--dark-navy);
  font-size: 17px;
  font-weight: 900;
  line-height: 1.58;
}

.summary-panel {
  display: grid;
  gap: 16px;
  background:
    linear-gradient(135deg, rgba(151, 215, 68, .18), transparent 18rem),
    var(--white);
}

.summary-panel img,
.proof-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border-radius: var(--radius-media);
}

.summary-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.summary-list li {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-top: 1px solid rgba(0, 29, 57, .1);
  color: var(--dark-navy);
  font-size: 14px;
  line-height: 1.5;
}

.summary-list li:first-child {
  border-top: 0;
}

.summary-list strong {
  color: var(--navy);
  font-weight: 900;
}

.stat-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.stat-strip span {
  display: grid;
  gap: 4px;
  padding: 12px;
  border: 2px solid rgba(0, 29, 57, .1);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, .72);
  color: var(--grey-600);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.35;
}

.stat-strip strong {
  color: var(--navy);
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
}

.courses-page #paths h2 {
  max-width: none;
}

@media (min-width: 700px) {
  .courses-page #paths h2 {
    font-size: clamp(44px, 3.35vw, 48px);
  }
}

.resource-index-grid {
  display: grid;
  gap: 10px;
  margin-top: 26px;
}

.resource-index-link {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 58px;
  padding: 14px 16px;
  border: 2px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: 0 12px 30px rgba(0, 29, 57, .08);
  color: var(--dark-navy);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.35;
  transition: transform .24s ease, border-color .24s ease, box-shadow .24s ease;
}

.resource-index-link span {
  color: var(--grey-600);
  font-size: 13px;
  white-space: nowrap;
}

.resource-index-link:hover,
.resource-index-link:focus-visible {
  border-color: var(--dark-navy);
  transform: translateY(-1px);
  box-shadow: 0 14px 34px rgba(0, 29, 57, .14);
}

.resource-section {
  scroll-margin-top: 24px;
}

.resource-section + .resource-section {
  border-top: 1px solid rgba(0, 29, 57, .12);
}

.resource-list {
  display: grid;
  gap: 10px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.resource-row {
  display: grid;
  gap: 10px;
  padding: 16px;
  border: 2px solid rgba(0, 29, 57, .1);
  border-radius: var(--radius-card);
  background: var(--white);
}

.resource-card {
  display: grid;
  gap: 12px;
}

.resource-title-line {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.resource-type,
.resource-id,
.download-state {
  display: inline-flex;
  align-items: center;
  min-height: 26px;
  padding: 5px 8px;
  border-radius: var(--radius-mark);
  background: var(--grey-100);
  color: var(--dark-navy);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.2;
}

.resource-type {
  background: var(--green);
}

.download-state {
  background: rgba(254, 169, 47, .18);
}

.resource-row strong {
  color: var(--navy);
  font-size: 16px;
  font-weight: 900;
  line-height: 1.4;
  overflow-wrap: anywhere;
}

.resource-row p {
  color: var(--dark-navy);
  font-size: 15px;
  line-height: 1.68;
}

.resource-card-intro {
  display: grid;
  gap: 4px;
  margin: 0;
}

.resource-card-intro span {
  color: var(--grey-600);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.2;
}

.resource-card-points {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 20px;
  color: var(--dark-navy);
  font-size: 14px;
  line-height: 1.6;
}

.resource-card-points li {
  padding-left: 2px;
}

.resource-card-meta {
  margin: 0;
  color: var(--grey-600);
  font-size: 13px;
  font-weight: 800;
  line-height: 1.5;
}

.resource-links {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.source-link {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 7px 10px;
  border: 2px solid var(--dark-navy);
  border-radius: var(--radius-pill);
  color: var(--dark-navy);
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.source-link:hover,
.source-link:focus-visible {
  color: var(--white);
  background: var(--dark-navy);
}

.resource-detail-link {
  color: var(--white);
  background: var(--dark-navy);
}

.resource-detail-link:hover,
.resource-detail-link:focus-visible {
  background: var(--dark-navy-hover);
  border-color: var(--dark-navy-hover);
}

.detail-hero {
  padding: 64px 24px 56px;
  background:
    linear-gradient(135deg, rgba(151, 215, 68, .2), transparent 28rem),
    var(--off-white);
}

.detail-hero-layout {
  display: grid;
  gap: 24px;
}

.detail-hero-copy {
  max-width: 840px;
}

.back-link {
  display: inline-flex;
  margin-bottom: 18px;
  color: var(--navy);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.3;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--dark-navy-hover);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.resource-detail-labels {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.detail-meta-panel {
  padding: 18px;
  border: 2px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: rgba(255, 255, 255, .76);
  box-shadow: 0 18px 42px rgba(0, 29, 57, .1);
}

.detail-meta-list,
.detail-meta-inline,
.detail-nav-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.detail-meta-list {
  display: grid;
  gap: 12px;
}

.detail-meta-list li,
.detail-meta-inline li {
  display: grid;
  gap: 4px;
}

.detail-meta-list strong,
.detail-meta-inline strong {
  color: var(--grey-600);
  font-size: 12px;
  font-weight: 900;
  line-height: 1.2;
}

.detail-meta-list span,
.detail-meta-inline span {
  color: var(--dark-navy);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.detail-section {
  padding-top: 56px;
}

.detail-layout {
  display: grid;
  gap: 24px;
}

.detail-sidebar {
  align-self: start;
  padding: 16px;
  border-left: 5px solid var(--green);
  border-radius: var(--radius-card);
  background: rgba(151, 215, 68, .14);
}

.detail-nav-list {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

.detail-nav-list a {
  color: var(--dark-navy);
  font-size: 14px;
  font-weight: 900;
  line-height: 1.35;
}

.detail-nav-list a:hover,
.detail-nav-list a:focus-visible {
  color: var(--navy);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.detail-main {
  display: grid;
  gap: 18px;
}

.detail-block {
  display: grid;
  gap: 14px;
  padding: 20px;
  border: 2px solid rgba(0, 29, 57, .1);
  border-radius: var(--radius-card);
  background: var(--white);
}

.detail-block h2 {
  max-width: 860px;
  font-size: 28px;
}

.detail-block h3 {
  color: var(--navy);
  font-size: 17px;
  font-weight: 900;
  line-height: 1.35;
}

.detail-block p {
  max-width: 920px;
  color: var(--dark-navy);
  font-size: 16px;
  line-height: 1.78;
}

.detail-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding-left: 22px;
  color: var(--dark-navy);
  font-size: 16px;
  line-height: 1.72;
}

.detail-list.compact {
  font-size: 15px;
}

.detail-list.numbered {
  list-style: decimal;
}

.fit-split {
  display: grid;
  gap: 12px;
}

.fit-split > div,
.evidence-block {
  padding: 16px;
  border: 1px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: var(--grey-100);
}

.dependency-note {
  padding: 14px;
  border-left: 5px solid var(--orange);
  border-radius: var(--radius-card);
  background: rgba(254, 169, 47, .13);
}

.github-source-line a {
  color: var(--navy);
  font-weight: 900;
  overflow-wrap: anywhere;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.evidence-grid {
  display: grid;
  gap: 12px;
}

.evidence-block {
  display: grid;
  gap: 10px;
}

.evidence-block ul {
  display: grid;
  gap: 7px;
  margin: 0;
  padding-left: 20px;
  color: var(--dark-navy);
  font-size: 14px;
  line-height: 1.58;
}

.detail-meta-inline {
  display: grid;
  gap: 10px;
  padding-top: 4px;
}

.detail-source-actions {
  margin-top: 4px;
}

.notice-panel {
  margin-top: 26px;
  padding: 18px;
  border-left: 5px solid var(--orange);
  border-radius: var(--radius-card);
  background: rgba(254, 169, 47, .13);
}

.notice-panel p {
  color: var(--dark-navy);
  font-size: 15px;
  line-height: 1.72;
}

.content-rail {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

#overview .content-rail {
  align-items: stretch;
  grid-auto-rows: 1fr;
}

.content-block {
  display: grid;
  align-content: start;
}

.content-block h3,
.question-card strong,
.fit-card strong,
.leave-card strong,
.decision-card strong,
.proof-card strong,
.next-card strong {
  display: block;
  margin-bottom: 10px;
  color: var(--navy);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.35;
}

.content-block h3 {
  font-size: 24px;
}

.section-note {
  margin-top: 20px;
  padding: 18px;
  border-left: 4px solid var(--green);
  background: rgba(151, 215, 68, .14);
  color: var(--dark-navy);
  font-weight: 900;
  line-height: 1.62;
}

.case-index-list,
.work-case-list {
  display: grid;
  gap: 16px;
  margin-top: 28px;
}

.case-index-item,
.work-case {
  border: 2px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-card);
  background: var(--white);
  box-shadow: 0 14px 36px rgba(0, 29, 57, .08);
}

.case-index-item {
  display: grid;
  gap: 8px;
  padding: 18px;
}

.case-index-item span {
  color: var(--grey-600);
  font-size: 13px;
  font-weight: 900;
}

.case-index-item strong {
  color: var(--navy);
  font-size: 20px;
  font-weight: 900;
  line-height: 1.28;
}

.case-index-item p {
  color: var(--dark-navy);
  font-size: 15px;
}

.work-case {
  overflow: hidden;
}

.work-case-header {
  display: grid;
  gap: 12px;
  padding: 22px;
  background:
    linear-gradient(135deg, rgba(151, 215, 68, .18), transparent 18rem),
    var(--white);
}

.work-case-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.work-number,
.work-role {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 7px 10px;
  border-radius: var(--radius-pill);
  color: var(--dark-navy);
  background: var(--green);
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
}

.work-role {
  background: var(--grey-100);
}

.work-case h2 {
  max-width: none;
  font-size: 32px;
}

.work-subtitle {
  max-width: 980px;
  color: var(--dark-navy);
  font-size: 18px;
  font-weight: 900;
  line-height: 1.58;
}

.keyword-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.keyword-row span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 6px 9px;
  border-radius: var(--radius-mark);
  color: var(--dark-navy);
  background: rgba(254, 169, 47, .18);
  font-size: 12px;
  font-weight: 900;
}

.work-diagrams {
  display: grid;
  gap: 18px;
  padding: 0 22px 22px;
}

.diagram-figure {
  margin: 0;
}

.diagram-figure a {
  display: block;
  overflow: hidden;
  border: 1px solid rgba(0, 29, 57, .12);
  border-radius: var(--radius-media);
  background: var(--grey-100);
}

.diagram-figure img {
  width: 100%;
  height: auto;
}

.diagram-figure figcaption {
  margin-top: 8px;
  color: var(--grey-600);
  font-size: 13px;
  font-weight: 900;
  line-height: 1.5;
}

.work-story {
  display: grid;
}

.story-block {
  display: grid;
  gap: 8px;
  padding: 20px 22px;
  border-top: 1px solid rgba(0, 29, 57, .1);
}

.story-block h3 {
  color: var(--navy);
  font-size: 20px;
}

.story-block p {
  color: var(--dark-navy);
}

.story-block.is-note {
  border-top: 0;
  border-left: 4px solid var(--orange);
  background: rgba(254, 169, 47, .1);
}

.about-page .hero {
  min-height: 660px;
}

.about-page .hero-copy {
  max-width: 920px;
}

.about-page .hero-copy h1 {
  max-width: 100%;
}

.about-summary h2 {
  max-width: none;
  color: var(--navy);
  font-size: 26px;
}

.about-story {
  display: grid;
  gap: 20px;
}

.about-copy {
  display: grid;
  gap: 16px;
  max-width: 1120px;
}

.about-copy p {
  color: var(--dark-navy);
}

.band-dark .about-copy p {
  color: rgba(255, 255, 255, .84);
}

.about-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 6px;
}

.button-secondary.dark {
  color: var(--white);
  border-color: rgba(255, 255, 255, .46);
  background: rgba(255, 255, 255, .08);
}

.button-secondary.dark:hover,
.button-secondary.dark:focus-visible {
  border-color: var(--white);
  background: rgba(255, 255, 255, .14);
}

.about-thanks {
  padding-top: 16px;
  border-top: 1px solid var(--grey-300);
  font-weight: 800;
}

.site-footer {
  padding: 22px 24px calc(24px + env(safe-area-inset-bottom));
  color: rgba(255, 255, 255, .78);
  background: var(--dark-navy);
}

.site-footer-inner {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: min(100%, 1320px);
  margin: 0 auto;
  font-size: 13px;
  font-weight: 800;
  line-height: 1.5;
}

.site-footer a {
  color: rgba(255, 255, 255, .86);
  text-decoration: none;
}

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

.cta-panel {
  display: grid;
  gap: 24px;
  align-items: center;
}

.qr-image {
  width: min(100%, 320px);
  height: auto;
  margin: 0 auto;
}


.fade-up {
  opacity: 1;
  transform: translateY(0);
}

.fade-up.will-animate {
  opacity: 0;
  transform: translateY(2rem);
  transition: opacity .5s ease, transform .5s ease;
}

.fade-up.will-animate.is-visible,
.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.resource-library-page .fade-up.will-animate {
  opacity: 1;
  transform: none;
}

@media (hover: hover) and (pointer: fine) {
  .course-card:hover,
  .decision-card:hover,
  .proof-card:hover,
  .next-card:hover,
  .content-block:hover,
  .summary-panel:hover,
  .fit-card:hover,
  .leave-card:hover,
  .question-card:hover,
  .path-line:hover {
    transform: translateY(-4px);
    border-color: rgba(0, 29, 57, .38);
    box-shadow: 0 18px 46px rgba(0, 29, 57, .14);
  }

  .course-card,
  .decision-card,
  .proof-card,
  .next-card,
  .content-block,
  .summary-panel,
  .fit-card,
  .leave-card,
  .question-card,
  .path-line {
    transition: transform .28s ease, box-shadow .28s ease, border-color .28s ease;
  }
}

@media (min-width: 700px) {
  .site-nav {
    padding: 14px 40px;
  }

  .site-nav-inner {
    grid-template-columns: auto 1fr auto;
  }

  .site-brand img {
    width: clamp(170px, 18vw, 188px);
  }

  .site-links {
    grid-column: auto;
    justify-content: center;
    margin: 0;
    padding: 0;
  }

  section {
    padding: 80px 40px;
  }

  .inner {
    width: min(100%, 1320px);
    margin: 0 auto;
  }

  h1 {
    font-size: 52px;
    overflow-wrap: normal;
  }

  h2 {
    max-width: 1120px;
    font-size: 44px;
  }

  .lead {
    max-width: 1080px;
    font-size: 18px;
  }

  .hero {
    min-height: 760px;
    padding: 42px 40px 72px;
  }

  .resource-library-page .hero {
    min-height: 660px;
    padding-top: 72px;
    padding-bottom: 64px;
  }

  .detail-hero {
    padding: 76px 40px 68px;
  }

  .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(360px, .9fr);
    align-items: center;
    gap: 54px;
  }

  .detail-hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    align-items: start;
    gap: 36px;
  }

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

  .detail-meta-inline li {
    grid-template-columns: 140px minmax(0, 1fr);
  }

  .path-line {
    grid-template-columns: 42px minmax(150px, 1fr) minmax(220px, 520px);
    gap: 12px 18px;
  }

  .path-meta {
    grid-column: 3;
    justify-self: end;
    flex-direction: row;
    align-items: center;
    justify-content: flex-end;
  }

  .course-grid,
  .decision-grid,
  .fit-grid,
  .proof-grid,
  .next-grid,
  .question-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
  }

  .cta-panel {
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: 42px;
  }

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

@media (min-width: 1024px) {
  section {
    padding: 104px 64px;
  }

  h1 {
    font-size: 68px;
  }

  h2 {
    font-size: 52px;
  }

  .resource-library-page .hero {
    min-height: 660px;
  }

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

  .content-rail {
    grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    align-items: start;
  }

  #overview .content-rail {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
  }

  .summary-panel {
    position: sticky;
    top: 28px;
  }

  .detail-layout {
    grid-template-columns: minmax(210px, 260px) minmax(0, 1fr);
    align-items: start;
    gap: 28px;
  }

  .detail-sidebar {
    position: sticky;
    top: 28px;
  }

  .detail-block {
    padding: 26px;
  }

  .detail-block h2 {
    font-size: 34px;
  }

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

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

  .case-index-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .work-case-header {
    grid-template-columns: minmax(0, 1fr) minmax(260px, 340px);
    align-items: end;
  }

  .work-case-header .keyword-row {
    justify-content: flex-end;
  }

}

@media (max-width: 420px) {
  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 30px;
  }

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

  .summary-list li {
    grid-template-columns: 1fr;
    gap: 3px;
  }

  .stat-strip {
    grid-template-columns: 1fr;
  }

  .resource-index-link {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .resource-index-link span {
    white-space: normal;
  }

  .resource-row {
    padding: 14px;
  }

  .resource-links .source-link,
  .resource-links .download-state {
    justify-content: center;
    width: 100%;
  }

  .detail-hero {
    padding: 42px 18px 46px;
  }

  .detail-meta-panel,
  .detail-block,
  .detail-sidebar,
  .fit-split > div,
  .evidence-block {
    padding: 14px;
  }

  .detail-block h2 {
    font-size: 26px;
  }

  .detail-list,
  .detail-block p {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* About page hero width patch */

@media (min-width: 700px) {
  .about-page .hero-layout {
    grid-template-columns: minmax(0, 1fr);
    align-items: start;
  }

  .about-page .hero-copy {
    max-width: 960px;
  }

  .about-page .about-summary {
    max-width: 760px;
  }
}

@media (min-width: 1180px) {
  .about-page .hero-layout {
    grid-template-columns: minmax(0, 1fr) clamp(280px, 24vw, 330px);
    align-items: center;
    gap: 48px;
  }

  .about-page .hero-copy,
  .about-page .about-summary {
    max-width: none;
  }

  .about-page h1 {
    font-size: clamp(52px, 4.4vw, 64px);
  }
}

@media (min-width: 1440px) {
  .about-page .hero-layout {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 360px);
    gap: 56px;
  }

  .about-page h1 {
    font-size: 68px;
  }
}

/* Nanhai mobile nav and non-fixed CTA patch */

.nav-toggle {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 14px;
  border: 1px solid rgba(0, 29, 57, .18);
  border-radius: var(--radius-pill);
  color: var(--dark-navy);
  background: rgba(255, 255, 255, .82);
  font: 900 13px/1 var(--font-body);
  letter-spacing: 0;
}

.nav-toggle::after {
  content: "";
  width: 7px;
  height: 7px;
  margin-left: 8px;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg) translateY(-2px);
  transition: transform .2s ease;
}

.site-nav.is-open .nav-toggle::after {
  transform: rotate(225deg) translateY(-1px);
}

@media (max-width: 699px) {
  .site-nav {
    position: sticky;
    top: 0;
    z-index: 50;
    padding: 10px 14px;
    box-shadow: 0 10px 24px rgba(0, 29, 57, .08);
  }

  .site-nav-inner {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 8px;
  }

  .site-brand img {
    width: 132px;
  }

  .site-links,
  .nav-cta {
    display: none;
  }

  .site-nav.is-open .site-links {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin: 4px 0 0;
    padding: 8px 0 0;
    overflow: visible;
  }

  .site-nav.is-open .site-links a {
    min-height: 40px;
    padding: 0 10px;
    border-color: rgba(0, 29, 57, .14);
    background: var(--white);
  }

  .site-nav.is-open .nav-cta {
    grid-column: 1 / -1;
    display: inline-flex;
    width: 100%;
    min-height: 42px;
    margin-top: 2px;
  }

  section[id] {
    scroll-margin-top: 78px;
  }

  .site-footer {
    padding-bottom: calc(24px + env(safe-area-inset-bottom));
  }
}

@media (min-width: 700px) {
  .nav-toggle {
    display: none;
  }
}