:root {
  --bg: #f7f5ef;
  --surface: #ffffff;
  --surface-muted: #ebe8de;
  --ink: #151a1e;
  --ink-soft: #4c565e;
  --line: rgba(21, 26, 30, 0.14);
  --teal: #007c78;
  --teal-dark: #005653;
  --green: #59745a;
  --amber: #c98128;
  --rust: #9b4d36;
  --shadow: 0 18px 45px rgba(21, 26, 30, 0.12);
  --radius: 8px;
  --header-height: 72px;
  font-family:
    Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.6;
  letter-spacing: 0;
}

.redirect-page {
  display: grid;
  min-height: 100svh;
  place-content: center;
  text-align: center;
}

.redirect-page img {
  margin: 0 auto 18px;
}

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

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

:where(a, button, input, textarea, select):focus-visible {
  outline: 3px solid var(--teal);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  left: 16px;
  top: 12px;
  z-index: 20;
  transform: translateY(-140%);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 10px 14px;
  transition: transform 160ms ease;
}

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

.site-header {
  align-items: center;
  backdrop-filter: blur(18px);
  background: rgba(247, 245, 239, 0.86);
  border-bottom: 1px solid var(--line);
  display: grid;
  grid-template-columns: minmax(160px, 1fr) auto minmax(140px, 1fr);
  gap: 20px;
  min-height: var(--header-height);
  padding: 12px clamp(18px, 4vw, 56px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  display: inline-flex;
  gap: 10px;
  justify-self: start;
  text-decoration: none;
}

.brand-logo {
  aspect-ratio: 1;
  filter: drop-shadow(0 4px 8px rgba(21, 26, 30, 0.12));
  width: 42px;
}

.brand-text {
  font-weight: 760;
  white-space: nowrap;
}

.site-nav {
  align-items: center;
  display: flex;
  gap: clamp(14px, 2.4vw, 28px);
  justify-content: center;
}

.site-nav a,
.site-footer a {
  color: var(--ink-soft);
  font-size: 0.94rem;
  font-weight: 680;
  text-decoration: none;
}

.site-nav a:hover,
.site-footer a:hover {
  color: var(--ink);
}

.site-nav a[aria-current="page"] {
  color: var(--ink);
  box-shadow: inset 0 -2px 0 var(--teal);
}

.lang-switcher {
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-flex;
  gap: 4px;
  justify-self: end;
  padding: 4px;
}

.lang-switcher button,
.lang-switcher a {
  align-items: center;
  background: transparent;
  border: 0;
  border-radius: 999px;
  color: var(--ink-soft);
  cursor: pointer;
  display: inline-flex;
  font-size: 0.84rem;
  font-weight: 760;
  justify-content: center;
  min-width: 42px;
  padding: 7px 10px;
  text-decoration: none;
}

.lang-switcher button[aria-pressed="true"],
.lang-switcher a[aria-current="page"] {
  background: var(--ink);
  color: var(--surface);
}

.hero {
  align-items: center;
  display: grid;
  min-height: calc(78svh - var(--header-height));
  overflow: hidden;
  position: relative;
}

.hero::after {
  background:
    linear-gradient(90deg, rgba(12, 16, 18, 0.82) 0%, rgba(12, 16, 18, 0.64) 34%, rgba(12, 16, 18, 0.14) 72%),
    linear-gradient(0deg, rgba(12, 16, 18, 0.42), rgba(12, 16, 18, 0.04) 32%);
  content: "";
  inset: 0;
  position: absolute;
}

.hero-image {
  height: 100%;
  inset: 0;
  object-fit: cover;
  object-position: center 16%;
  position: absolute;
  width: 100%;
}

.hero-content {
  color: #ffffff;
  max-width: 780px;
  padding: clamp(64px, 10vw, 128px) clamp(20px, 7vw, 96px);
  position: relative;
  z-index: 1;
}

.eyebrow {
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0;
  margin: 0 0 12px;
  text-transform: uppercase;
}

.hero .eyebrow {
  color: #9fe5d9;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  line-height: 1.06;
  letter-spacing: 0;
}

h1 {
  font-size: clamp(3.1rem, 8vw, 6.9rem);
  margin-bottom: 24px;
}

h2 {
  font-size: clamp(2.05rem, 4vw, 4rem);
  margin-bottom: 18px;
}

h3 {
  font-size: clamp(1.2rem, 1.8vw, 1.55rem);
  margin-bottom: 10px;
}

.hero-lead {
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.1rem, 2.2vw, 1.36rem);
  max-width: 660px;
}

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

.resume-downloads {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 28px;
}

.resume-downloads-label {
  color: var(--ink-soft);
  font-size: 0.85rem;
  font-weight: 780;
  margin-right: 4px;
}

.button.resume-download {
  background: var(--surface);
  border-color: var(--line);
  color: var(--ink);
  padding: 10px 14px;
}

.button.resume-download:hover {
  border-color: var(--teal-dark);
  color: var(--teal-dark);
}

.resume-download span {
  margin-left: 8px;
}

.button {
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  display: inline-flex;
  font-weight: 780;
  justify-content: center;
  min-height: 48px;
  padding: 12px 18px;
  text-decoration: none;
}

.button-icon {
  flex: 0 0 20px;
  height: 20px;
  margin-right: 8px;
  width: 20px;
}

.button.primary {
  background: #ffffff;
  color: var(--ink);
}

.button.secondary {
  border-color: rgba(255, 255, 255, 0.42);
  color: #ffffff;
}

.hero :focus-visible {
  outline-color: #ffffff;
}

.section {
  padding: clamp(64px, 9vw, 112px) clamp(20px, 7vw, 96px);
}

.muted {
  background: var(--surface-muted);
}

.section-heading {
  max-width: 760px;
}

.section-heading.wide {
  align-items: end;
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 0.82fr) minmax(260px, 0.48fr);
  max-width: 1180px;
}

.section-heading.wide p:last-child,
.section-heading p:last-child {
  color: var(--ink-soft);
}

.intro-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
  max-width: 1180px;
}

.highlight,
.project-card,
.article-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.highlight {
  min-height: 190px;
  padding: 26px;
}

.metrics-grid {
  border-top: 1px solid var(--line);
  gap: 0;
}

.metrics-grid .highlight {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  min-height: 0;
  padding: 28px clamp(14px, 2vw, 26px) 30px 0;
}

.metrics-grid .highlight-number {
  font-size: 2.25rem;
  margin-bottom: 14px;
}

.metrics-grid .highlight h3 {
  margin-bottom: 8px;
}

.metrics-grid .highlight p {
  margin-bottom: 0;
}

.highlight-number {
  color: var(--rust);
  display: block;
  font-size: 2rem;
  font-weight: 840;
  line-height: 1;
  margin-bottom: 22px;
}

.highlight p,
.project-card p,
.article-card p,
.timeline-item p,
.contact-panel p {
  color: var(--ink-soft);
}

.competency-grid {
  display: grid;
  gap: 0 34px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
  max-width: 1180px;
}

.competency-item {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px;
  grid-template-columns: 38px minmax(0, 1fr);
  min-height: 168px;
  padding: 26px 0 30px;
}

.competency-item-index,
.principle-item-index {
  color: var(--rust);
  font-size: 0.82rem;
  font-weight: 820;
}

.competency-item p,
.principle-item p {
  color: var(--ink-soft);
  margin-bottom: 0;
}

.principle-list {
  display: grid;
  gap: 0 34px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 42px;
  max-width: 1180px;
}

.principle-item {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 16px;
  grid-template-columns: 38px minmax(0, 1fr);
  min-height: 180px;
  padding: 28px 0 32px;
}

.principle-item-content {
  max-width: 500px;
}

.principle-item h3 {
  font-size: 1.2rem;
}

.project-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 42px;
  max-width: 1180px;
}

.project-card {
  box-shadow: 0 1px 0 rgba(21, 26, 30, 0.02);
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.project-card img,
.article-card img {
  aspect-ratio: 16 / 10;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.project-showcase {
  align-items: stretch;
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
  max-width: 1180px;
}

.project-showcase > .project-card {
  flex: 0 1 calc((100% - 72px) / 4);
  height: auto;
}

.project-card--featured {
  display: grid;
  grid-template-rows: 190px minmax(0, 1fr);
  height: 100%;
}

.project-card--featured .project-brand-media {
  align-items: center;
  background: #071426;
  display: flex;
  justify-content: center;
  padding: 28px;
}

.project-card--featured .project-brand-media img {
  aspect-ratio: 1;
  border-radius: 0;
  box-shadow: none;
  height: auto;
  max-width: 126px;
  object-fit: contain;
  width: 100%;
}

.project-card--featured .project-brand-media--menglish {
  background: #f3f0ff;
}

.project-card--featured .project-brand-media--callpub {
  background: #e9f4f5;
}

.project-card--featured .project-brand-media--cv-boost {
  background: #eef0f8;
}

.project-card--featured .project-brand-media--coming-soon {
  background: #eef0f4;
}

.project-card--featured .project-body {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  min-height: 0;
  padding: 24px;
}

.project-card--featured .project-actions {
  margin-top: 0;
}

.project-card--featured h2 {
  font-size: 1.55rem;
  margin-bottom: 12px;
}

.project-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: auto;
  padding-top: 24px;
}

.button.project-action {
  align-self: flex-start;
  background: var(--teal-dark);
  color: #ffffff;
}

.project-status {
  align-items: center;
  align-self: end;
  color: var(--rust);
  display: flex;
  font-size: 0.78rem;
  font-weight: 820;
  gap: 9px;
  margin: 0;
  min-height: 48px;
  padding-top: 24px;
  text-transform: uppercase;
}

.project-status::before {
  background: currentColor;
  border-radius: 50%;
  content: "";
  height: 7px;
  width: 7px;
}

.project-detail-hero {
  background: #071426;
  color: #ffffff;
  min-height: 520px;
  overflow: hidden;
  padding: clamp(44px, 6vw, 72px) clamp(20px, 7vw, 96px);
  position: relative;
}

.project-detail-hero-inner {
  display: flex;
  flex-direction: column;
  min-height: 360px;
  justify-content: center;
  max-width: 1180px;
  position: relative;
  z-index: 1;
}

.project-title-lockup {
  align-items: center;
  display: flex;
  gap: 24px;
}

.project-detail-logo {
  height: 112px;
  object-fit: contain;
  flex: 0 0 112px;
  width: 112px;
}

.project-back-link {
  color: #8fe6e2;
  font-size: 0.9rem;
  font-weight: 800;
  margin-bottom: clamp(28px, 4vw, 44px);
  text-decoration: none;
}

.project-back-link::before {
  content: "←";
  margin-right: 8px;
}

.project-detail-hero h1 {
  color: #ffffff;
  font-size: clamp(3.4rem, 8vw, 7.5rem);
  margin-bottom: 0;
  max-width: 760px;
}

.project-detail-lead {
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.12rem, 2vw, 1.4rem);
  margin-top: 22px;
  max-width: 700px;
}

.project-detail-section {
  padding: clamp(64px, 9vw, 112px) clamp(20px, 7vw, 96px);
}

.project-detail-inner {
  max-width: 1180px;
}

.project-detail-section h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

.project-intro {
  display: grid;
  gap: clamp(32px, 7vw, 88px);
  grid-template-columns: minmax(240px, 0.38fr) minmax(0, 0.62fr);
}

.project-intro-copy {
  color: var(--ink-soft);
  display: grid;
  font-size: 1.08rem;
  gap: 18px;
}

.project-feature-grid {
  display: grid;
  gap: 0 40px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 44px;
}

.project-feature-item {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 18px;
  grid-template-columns: 40px minmax(0, 1fr);
  min-height: 190px;
  padding: 28px 0 34px;
}

.project-feature-index {
  color: var(--rust);
  font-size: 0.82rem;
  font-weight: 820;
}

.project-feature-item h3 {
  font-size: 1.3rem;
}

.project-feature-item p,
.project-capability p {
  color: var(--ink-soft);
  margin-bottom: 0;
}

.project-capability-list {
  display: grid;
  gap: 0 34px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 44px;
}

.project-capability {
  border-top: 3px solid var(--teal);
  padding: 28px 0 12px;
}

.project-capability ul {
  color: var(--ink-soft);
  display: grid;
  gap: 10px;
  margin: 20px 0 0;
  padding-left: 20px;
}

.project-capability li::marker {
  color: var(--teal-dark);
}

.project-technical {
  align-items: start;
  display: grid;
  gap: clamp(32px, 7vw, 88px);
  grid-template-columns: minmax(240px, 0.42fr) minmax(0, 0.58fr);
}

.project-technical-list {
  display: grid;
  gap: 0;
}

.project-technical-item {
  border-top: 1px solid var(--line);
  padding: 22px 0 24px;
}

.project-technical-item p {
  color: var(--ink-soft);
  margin: 7px 0 0;
}

.project-detail-cta {
  background: #071426;
  color: #ffffff;
  padding: clamp(56px, 8vw, 88px) clamp(20px, 7vw, 96px);
}

.project-detail-cta-inner {
  align-items: center;
  display: flex;
  gap: 32px;
  justify-content: space-between;
  max-width: 1180px;
}

.project-detail-cta h2 {
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 3.4rem);
  margin-bottom: 10px;
}

.project-detail-cta p {
  color: rgba(255, 255, 255, 0.76);
  margin-bottom: 0;
  max-width: 680px;
}

.project-detail-cta .button {
  flex: 0 0 auto;
}

.store-badges {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.store-badge-link {
  align-self: flex-start;
  border-radius: 6px;
  display: inline-flex;
  flex: 0 0 auto;
  outline-offset: 3px;
}

.store-badge-link img {
  display: block;
  height: 48px;
  object-fit: contain;
  width: auto;
}

.project-store-actions {
  align-items: flex-end;
  display: flex;
  flex: 0 0 auto;
  flex-direction: column;
  gap: 12px;
}
}

.project-body,
.article-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 22px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 22px;
}

.tag {
  background: rgba(0, 124, 120, 0.09);
  border-radius: 999px;
  color: var(--teal-dark);
  font-size: 0.78rem;
  font-weight: 760;
  padding: 6px 9px;
}

.timeline {
  border-left: 2px solid var(--line);
  display: grid;
  gap: 28px;
  margin-top: 40px;
  max-width: 920px;
  padding-left: 28px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  background: var(--amber);
  border: 4px solid var(--bg);
  border-radius: 50%;
  content: "";
  height: 13px;
  left: -36px;
  position: absolute;
  top: 4px;
  width: 13px;
}

.timeline-kicker {
  color: var(--teal-dark);
  display: block;
  font-size: 0.86rem;
  font-weight: 830;
  margin-bottom: 8px;
}

.split {
  display: grid;
  gap: clamp(28px, 6vw, 72px);
  grid-template-columns: minmax(260px, 0.44fr) minmax(0, 0.56fr);
}

.article-grid {
  display: grid;
  gap: 18px;
}

.text-link {
  color: var(--teal-dark);
  display: inline-flex;
  font-weight: 800;
  margin-top: 22px;
  text-decoration: none;
}

.text-link::after {
  content: " ->";
  margin-left: 8px;
}

.article-card {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  min-height: 170px;
  overflow: hidden;
}

.article-card img {
  aspect-ratio: auto;
  height: 100%;
}

.article-meta {
  color: var(--rust);
  font-size: 0.82rem;
  font-weight: 780;
  margin-bottom: 10px;
}

.article-body p {
  margin-bottom: 0;
}

.page-hero {
  align-items: center;
  display: grid;
  gap: clamp(28px, 5vw, 70px);
  grid-template-columns: minmax(0, 0.58fr) minmax(280px, 0.42fr);
  padding: clamp(56px, 8vw, 96px) clamp(20px, 7vw, 96px);
}

.page-hero h1 {
  font-size: clamp(2.4rem, 5vw, 4.8rem);
  margin-bottom: 22px;
}

.page-hero p:last-child {
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.24rem);
  max-width: 720px;
}

.page-hero img {
  aspect-ratio: 4 / 3;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  height: auto;
  object-fit: cover;
  width: 100%;
}

.page-hero.projects-empty {
  align-items: start;
  grid-template-columns: minmax(0, 1fr);
  min-height: clamp(420px, 62vh, 680px);
}

.about-profile {
  padding-bottom: clamp(40px, 6vw, 80px);
}

.prose-panel {
  border-left: 3px solid var(--teal);
  color: var(--ink-soft);
  display: grid;
  gap: 16px;
  margin-top: 34px;
  max-width: 900px;
  padding-left: clamp(20px, 3vw, 34px);
}

.prose-panel p {
  font-size: clamp(1.02rem, 1.4vw, 1.18rem);
  margin: 0;
}

.catalog-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
  max-width: 1180px;
}

.catalog-card,
.topic-item {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
}

.catalog-card p,
.topic-item p {
  color: var(--ink-soft);
  margin-bottom: 0;
}

.publication-list {
  border-top: 1px solid var(--line);
  margin-top: 38px;
  max-width: 1180px;
}

.publication-empty {
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
  margin: 0;
  padding: 30px 0 34px;
}

.publication-item {
  align-items: start;
  border-bottom: 1px solid var(--line);
  display: grid;
  gap: clamp(24px, 4vw, 56px);
  grid-template-columns: 150px minmax(0, 1fr) auto;
  padding: 30px 0 34px;
}

.publication-meta {
  color: var(--ink-soft);
  display: grid;
  font-size: 0.84rem;
  gap: 4px;
}

.publication-source {
  color: var(--rust) !important;
  font-size: 0.78rem;
  font-weight: 820;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.publication-copy h3 {
  font-size: 1.35rem;
  margin-bottom: 10px;
}

.publication-copy h3 a {
  text-decoration: none;
}

.publication-copy h3 a:hover {
  color: var(--teal-dark);
}

.publication-copy > p:last-child {
  color: var(--ink-soft);
  margin-bottom: 0;
  max-width: 760px;
}

.publication-versions {
  display: flex;
  gap: 12px;
}

.publication-versions a {
  color: var(--ink-soft);
  font-size: 0.8rem;
  font-weight: 780;
  padding-bottom: 3px;
  text-decoration: none;
}

.publication-versions a[aria-current="true"] {
  box-shadow: inset 0 -2px 0 var(--teal);
  color: var(--ink);
}

.conference-grid {
  display: grid;
  gap: 22px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 38px;
  max-width: 1180px;
}

.conference-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
}

.conference-card img {
  aspect-ratio: 3 / 4;
  display: block;
  height: auto;
  object-fit: cover;
  width: 100%;
}

.conference-card-body {
  padding: 22px;
}

.conference-card-body h3 {
  font-size: 1.24rem;
  margin: 0;
}

.conference-label {
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 820;
  margin: 0 0 10px;
  text-transform: uppercase;
}

.topic-list {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 38px;
  max-width: 1180px;
}

.credentials-section {
  background-color: #111a1e;
  background-image: url("img/certificates-collage.jpg");
  background-position: center;
  background-size: cover;
  color: #ffffff;
  isolation: isolate;
  position: relative;
}

.credentials-section::before {
  background: rgba(8, 17, 22, 0.8);
  content: "";
  inset: 0;
  position: absolute;
  z-index: -1;
}

.credentials-section .eyebrow {
  color: #9fe5d9;
}

.credentials-section .section-heading.wide > p:last-child {
  color: rgba(255, 255, 255, 0.76);
}

.credentials-section .topic-item {
  background: rgba(12, 24, 29, 0.86);
  border-color: rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(5px);
}

.credentials-section .topic-item p {
  color: rgba(255, 255, 255, 0.76);
}

.skill-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 36px;
  max-width: 1040px;
}

.skill-pill {
  background: var(--ink);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: var(--surface);
  font-size: 0.9rem;
  font-weight: 760;
  line-height: 1;
  padding: 10px 13px;
}

.article-page {
  min-height: calc(100svh - var(--header-height));
}

.article-hero {
  padding: clamp(56px, 8vw, 104px) clamp(20px, 7vw, 96px);
}

.article-hero-copy {
  margin: 0 auto;
  max-width: 920px;
}

.article-hero h1 {
  font-size: 4rem;
  margin-bottom: 22px;
  overflow-wrap: anywhere;
}

.article-back-link {
  color: var(--teal-dark);
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 800;
  margin-bottom: 28px;
  text-decoration: none;
}

.article-back-link::before {
  content: "←";
  margin-right: 8px;
}

.article-kicker {
  color: var(--rust);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.86rem;
  font-weight: 780;
  gap: 9px;
  margin-bottom: 12px;
}

.article-summary {
  color: var(--ink-soft);
  font-size: 1.18rem;
  margin-bottom: 0;
  max-width: 720px;
}

.article-content {
  font-size: 1.08rem;
  margin: 0 auto;
  max-width: 840px;
  padding: 24px 24px clamp(80px, 10vw, 132px);
}

.article-content h2 {
  font-size: 2rem;
  margin-top: 52px;
}

.article-content h3 {
  font-size: 1.45rem;
  margin-top: 38px;
}

.article-content p,
.article-content li {
  color: var(--ink-soft);
}

.article-content blockquote {
  border-left: 3px solid var(--amber);
  margin: 32px 0;
  padding-left: 22px;
}

.article-content blockquote p {
  font-size: 1.15rem;
  margin-bottom: 0;
}

.article-content pre {
  background: var(--ink);
  color: #ffffff;
  overflow-x: auto;
  padding: 18px 20px;
}

.article-content li + li {
  margin-top: 8px;
}

.article-content a {
  color: var(--teal-dark);
}

.article-source {
  border-left: 3px solid var(--teal);
  display: grid;
  gap: 4px;
  margin: 0 0 42px;
  padding: 8px 0 8px 20px;
}

.article-source span:first-child {
  color: var(--rust);
  font-size: 0.78rem;
  font-weight: 820;
  text-transform: uppercase;
}

.article-source a {
  font-weight: 720;
  text-decoration: none;
}

.contact {
  padding-bottom: clamp(72px, 10vw, 132px);
}

.contact-panel {
  align-items: center;
  background: var(--ink);
  border-radius: var(--radius);
  color: #ffffff;
  display: grid;
  gap: 36px;
  grid-template-columns: minmax(0, 1fr) auto;
  max-width: 1180px;
  padding: clamp(30px, 5vw, 58px);
}

.contact-panel .eyebrow {
  color: #9fe5d9;
}

.contact-panel p {
  color: rgba(255, 255, 255, 0.72);
  max-width: 720px;
}

.contact-links {
  display: grid;
  gap: 10px;
  min-width: min(280px, 100%);
}

.contact-links a {
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--radius);
  color: #ffffff;
  display: flex;
  font-weight: 760;
  justify-content: space-between;
  min-height: 48px;
  padding: 11px 14px;
  text-decoration: none;
}

.contact-links a::after {
  content: "\2197";
  font-size: 0.9rem;
}

.policy-header-label {
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 800;
  justify-self: end;
}

.policy-hero {
  background: #eef0f8;
  border-bottom: 1px solid var(--line);
  padding: clamp(52px, 8vw, 96px) clamp(20px, 7vw, 96px);
}

.policy-hero-inner {
  margin: 0 auto;
  max-width: 1100px;
}

.policy-back-link {
  color: var(--teal-dark);
  display: inline-flex;
  font-size: 0.86rem;
  font-weight: 800;
  margin-bottom: 36px;
  text-decoration: none;
}

.policy-back-link::before {
  content: "\2190";
  margin-right: 8px;
}

.policy-product {
  align-items: center;
  display: flex;
  gap: 16px;
  margin-bottom: 22px;
}

.policy-product img {
  height: 72px;
  object-fit: contain;
  width: 72px;
}

.policy-product p {
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-weight: 800;
  margin: 0;
  text-transform: uppercase;
}

.policy-hero h1 {
  font-size: clamp(3.1rem, 7vw, 6rem);
  margin-bottom: 18px;
  max-width: 900px;
}

.policy-lead {
  color: var(--ink-soft);
  font-size: clamp(1.08rem, 2vw, 1.3rem);
  max-width: 760px;
}

.policy-meta {
  border-bottom: 1px solid var(--line);
  border-top: 1px solid var(--line);
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 42px 0 0;
  padding: 22px 0;
}

.policy-meta div {
  min-width: 0;
}

.policy-meta dt,
.policy-facts dt {
  color: var(--rust);
  font-size: 0.76rem;
  font-weight: 820;
  text-transform: uppercase;
}

.policy-meta dd {
  font-weight: 720;
  margin: 4px 0 0;
  overflow-wrap: anywhere;
}

.policy-layout {
  align-items: start;
  display: grid;
  gap: clamp(40px, 7vw, 88px);
  grid-template-columns: 210px minmax(0, 1fr);
  margin: 0 auto;
  max-width: 1100px;
  padding: clamp(56px, 8vw, 96px) clamp(20px, 4vw, 48px) clamp(80px, 10vw, 132px);
}

.policy-toc {
  display: grid;
  gap: 10px;
  position: sticky;
  top: calc(var(--header-height) + 28px);
}

.policy-toc p {
  font-size: 0.76rem;
  font-weight: 820;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.policy-toc a {
  color: var(--ink-soft);
  font-size: 0.9rem;
  text-decoration: none;
}

.policy-toc a:hover {
  color: var(--teal-dark);
}

.policy-document {
  min-width: 0;
}

.policy-section {
  border-top: 1px solid var(--line);
  padding: 42px 0 54px;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.policy-section:first-child {
  border-top: 0;
  padding-top: 0;
}

.policy-section h2 {
  font-size: clamp(1.85rem, 4vw, 2.8rem);
  margin-bottom: 22px;
}

.policy-section h3 {
  font-size: 1.25rem;
  margin-top: 30px;
}

.policy-section p,
.policy-section li,
.policy-section dd {
  color: var(--ink-soft);
}

.policy-section li + li {
  margin-top: 9px;
}

.policy-section a:not(.button) {
  color: var(--teal-dark);
}

.policy-section code {
  background: var(--surface-muted);
  border-radius: 4px;
  font-size: 0.9em;
  padding: 2px 5px;
}

.policy-facts {
  display: grid;
  gap: 0;
  margin: 30px 0 0;
}

.policy-facts div {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(130px, 0.3fr) minmax(0, 0.7fr);
  padding: 20px 0;
}

.policy-facts dd {
  margin: 0;
}

.policy-provider-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
}

.policy-provider-list li {
  border-top: 1px solid var(--line);
  display: grid;
  gap: 8px;
  padding: 24px 0;
}

.policy-provider-list strong {
  color: var(--ink);
  font-size: 1.08rem;
}

.policy-provider-list a {
  font-size: 0.9rem;
  font-weight: 760;
  justify-self: start;
}

.policy-contact .button {
  margin-top: 10px;
  max-width: 100%;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.site-footer {
  align-items: center;
  border-top: 1px solid var(--line);
  color: var(--ink-soft);
  display: flex;
  gap: 18px;
  justify-content: space-between;
  padding: 24px clamp(20px, 7vw, 96px);
}

.site-footer p {
  margin: 0;
}

@media (max-width: 1240px) {
  .project-showcase > .project-card {
    flex-basis: calc((100% - 48px) / 3);
  }
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    grid-column: 1 / -1;
    justify-content: start;
    max-width: 100%;
    min-width: 0;
    order: 3;
    overflow-x: auto;
    padding: 4px 3px 6px;
    scrollbar-width: none;
  }

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

  .section-heading.wide,
  .split,
  .page-hero,
  .article-hero {
    grid-template-columns: 1fr;
  }

  .project-showcase {
    display: flex;
  }

  .project-showcase > .project-card {
    flex-basis: calc((100% - 24px) / 2);
  }

  .article-hero h1 {
    font-size: 3rem;
  }

  .project-intro,
  .project-technical {
    grid-template-columns: 1fr;
  }

  .project-capability-list {
    grid-template-columns: 1fr 1fr;
  }

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

  .project-grid,
  .intro-grid,
  .competency-grid,
  .catalog-grid,
  .conference-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-links {
    width: 100%;
  }

  .policy-header-label {
    grid-column: 2;
    grid-row: 1;
  }

  .policy-layout {
    grid-template-columns: 1fr;
  }

  .policy-toc {
    border-bottom: 1px solid var(--line);
    display: flex;
    gap: 18px;
    overflow-x: auto;
    padding-bottom: 18px;
    position: static;
    scrollbar-width: thin;
  }

  .policy-toc p {
    display: none;
  }

  .policy-toc a {
    flex: 0 0 auto;
  }
}

@media (max-width: 680px) {
  :root {
    --header-height: 112px;
  }

  .site-header {
    gap: 12px;
    grid-template-columns: minmax(0, 1fr) auto;
    padding: 10px 16px 12px;
  }

  .brand-text {
    max-width: 52vw;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-nav {
    gap: 16px;
  }

  .site-nav a {
    white-space: nowrap;
  }

  .lang-switcher button,
  .lang-switcher a {
    min-width: 36px;
    padding: 6px 8px;
  }

  .policy-hero {
    padding: 42px 20px 52px;
  }

  .policy-back-link {
    margin-bottom: 28px;
  }

  .policy-product img {
    height: 60px;
    width: 60px;
  }

  .policy-hero h1 {
    font-size: 3rem;
  }

  .policy-meta {
    grid-template-columns: 1fr;
  }

  .policy-layout {
    padding: 44px 20px 80px;
  }

  .policy-facts div {
    gap: 7px;
    grid-template-columns: 1fr;
  }

  .policy-section {
    padding: 34px 0 44px;
  }

  .policy-section h2 {
    font-size: 1.85rem;
  }

  .hero {
    min-height: calc(82svh - var(--header-height));
  }

  .hero::after {
    background:
      linear-gradient(90deg, rgba(12, 16, 18, 0.86), rgba(12, 16, 18, 0.48)),
      linear-gradient(0deg, rgba(12, 16, 18, 0.55), rgba(12, 16, 18, 0.08) 45%);
  }

  .hero-image {
    object-position: 50% center;
  }

  .hero-content {
    padding: 52px 20px 58px;
  }

  h1 {
    font-size: clamp(2.8rem, 16vw, 4.3rem);
  }

  .hero-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .button {
    width: 100%;
  }

  .contact-panel h2 {
    font-size: 1.75rem;
    overflow-wrap: anywhere;
  }

  .publication-item {
    gap: 16px;
    grid-template-columns: 1fr;
    padding: 26px 0 30px;
  }

  .publication-meta {
    display: flex;
    gap: 12px;
  }

  .publication-versions {
    margin-top: 2px;
  }

  .article-hero {
    padding: 48px 20px 56px;
  }

  .article-hero h1 {
    font-size: 2.2rem;
  }

  .article-summary {
    font-size: 1.08rem;
  }

  .article-content {
    font-size: 1rem;
    padding: 12px 20px 80px;
  }

  .article-content h2 {
    font-size: 1.65rem;
    margin-top: 42px;
  }

  .intro-grid,
  .competency-grid,
  .principle-list,
  .project-grid,
  .catalog-grid,
  .conference-grid,
  .topic-list {
    grid-template-columns: 1fr;
  }

  .project-showcase > .project-card {
    flex-basis: 100%;
  }

  .highlight {
    min-height: 0;
  }

  .article-card {
    grid-template-columns: 1fr;
  }

  .article-card img {
    aspect-ratio: 16 / 9;
  }

  .project-card--featured .project-brand-media {
    padding: 24px;
  }

  .project-card--featured {
    grid-template-rows: 168px minmax(0, 1fr);
  }

  .project-card--featured .project-brand-media img {
    max-width: 112px;
  }

  .project-actions .button {
    width: 100%;
  }

  .project-detail-hero {
    min-height: 500px;
  }

  .project-detail-hero-inner {
    min-height: 400px;
  }

  .project-detail-logo {
    flex-basis: 72px;
    height: 72px;
    width: 72px;
  }

  .project-title-lockup {
    gap: 16px;
  }

  .project-detail-hero h1 {
    font-size: 3rem;
  }

  .project-feature-grid,
  .project-capability-list {
    grid-template-columns: 1fr;
  }

  .project-feature-item {
    min-height: 0;
  }

  .project-detail-cta-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .project-detail-cta .button {
    width: 100%;
  }

  .project-store-actions {
    align-items: flex-start;
    width: 100%;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }
}