:root {
  color-scheme: light;
  --paper: #f7f9f8;
  --surface: #ffffff;
  --ink: #17211f;
  --muted: #5c6863;
  --line: #dce4df;
  --teal: #12675a;
  --teal-dark: #0c4e45;
  --clay: #b85c38;
  --gold: #c9972b;
  --blue: #315f86;
  --shadow: 0 20px 60px rgba(23, 33, 31, 0.08);
  --radius: 8px;
  --max-width: 1120px;
  --header-height: 72px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(18, 103, 90, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, rgba(49, 95, 134, 0.035) 1px, transparent 1px),
    var(--paper);
  background-size: 42px 42px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

[hidden] {
  display: none !important;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: 1rem;
  z-index: 10;
  transform: translateY(-160%);
  padding: 0.6rem 0.8rem;
  background: var(--ink);
  color: var(--surface);
  border-radius: var(--radius);
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 5;
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 0 5vw;
  border-bottom: 1px solid rgba(220, 228, 223, 0.9);
  background: rgba(247, 249, 248, 0.88);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 0;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  flex: 0 0 auto;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  color: var(--surface);
  background: var(--ink);
  font-size: 0.8rem;
}

.brand-name {
  white-space: nowrap;
}

.primary-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.3rem;
  flex-wrap: wrap;
}

.primary-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius);
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 650;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a:focus-visible {
  color: var(--ink);
  background: rgba(18, 103, 90, 0.08);
  outline: none;
}

main {
  overflow: hidden;
}

.hero {
  width: min(var(--max-width), calc(100% - 10vw));
  min-height: 660px;
  margin: 0 auto;
  padding: 6rem 0 4.5rem;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  align-items: center;
  gap: 5rem;
}

.hero-copy {
  max-width: 720px;
  min-width: 0;
}

.eyebrow,
.section-kicker {
  margin: 0 0 1rem;
  color: var(--teal);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

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

h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4.65rem;
  line-height: 0.98;
  font-weight: 700;
}

.native-name {
  display: block;
  margin-top: 0.45rem;
  color: var(--muted);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 1.35rem;
  line-height: 1.2;
  font-weight: 650;
}

.lead {
  max-width: 650px;
  margin: 1.8rem 0 0;
  color: var(--muted);
  font-size: 1.2rem;
}

.hero-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.hero-actions {
  margin-top: 2.2rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.7rem 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 760;
  text-decoration: none;
}

.button-primary {
  border-color: var(--teal-dark);
  color: var(--surface);
  background: var(--teal-dark);
}

.button-secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
  box-shadow: 0 12px 24px rgba(23, 33, 31, 0.1);
  outline: none;
}

.research-mark {
  display: grid;
  gap: 1rem;
  justify-items: center;
  min-width: 0;
}

.mark-frame {
  position: relative;
  width: 100%;
  max-width: 390px;
  aspect-ratio: 1;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background:
    linear-gradient(90deg, rgba(18, 103, 90, 0.08) 1px, transparent 1px),
    linear-gradient(180deg, rgba(49, 95, 134, 0.08) 1px, transparent 1px),
    rgba(255, 255, 255, 0.68);
  background-size: 32px 32px;
  box-shadow: var(--shadow);
}

.mark-initials {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: rgba(23, 33, 31, 0.1);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 8.5rem;
  font-weight: 700;
}

.mark-axis {
  position: absolute;
  left: 18%;
  right: 18%;
  top: 50%;
  height: 2px;
  transform-origin: center;
  background: var(--teal);
}

.mark-axis-a {
  transform: rotate(32deg);
}

.mark-axis-b {
  transform: rotate(-38deg);
  background: var(--blue);
}

.mark-node {
  position: absolute;
  width: 1.15rem;
  height: 1.15rem;
  border-radius: 50%;
  background: var(--surface);
  border: 3px solid var(--clay);
  box-shadow: 0 0 0 8px rgba(184, 92, 56, 0.1);
}

.mark-node-a {
  left: 17%;
  top: 28%;
}

.mark-node-b {
  right: 23%;
  top: 38%;
  border-color: var(--teal);
  box-shadow: 0 0 0 8px rgba(18, 103, 90, 0.1);
}

.mark-node-c {
  left: 44%;
  bottom: 19%;
  border-color: var(--gold);
  box-shadow: 0 0 0 8px rgba(201, 151, 43, 0.12);
}

.mark-caption {
  width: min(100%, 390px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 720;
  text-align: center;
}

.section {
  width: min(var(--max-width), calc(100% - 10vw));
  margin: 0 auto;
  padding: 4.8rem 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 2rem;
}

.section-heading h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2.35rem;
  line-height: 1.12;
  font-weight: 700;
}

.summary-section {
  display: grid;
  grid-template-columns: minmax(220px, 0.65fr) minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
}

.summary-copy {
  margin: 0;
  color: var(--muted);
  font-size: 1.08rem;
}

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

.interest-card,
.publication-item,
.writing-item,
.contact-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.interest-card {
  min-height: 220px;
  padding: 1.35rem;
}

.interest-card h3,
.publication-item h3,
.writing-item h3 {
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.25;
}

.interest-card p,
.publication-item p,
.writing-item p {
  margin: 0.85rem 0 0;
  color: var(--muted);
}

.publication-list,
.writing-list {
  display: grid;
  gap: 0.85rem;
}

.section-actions {
  display: flex;
  margin-top: 1.2rem;
}

.publication-item,
.writing-item {
  padding: 1.15rem 1.25rem;
}

.item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.8rem;
  margin-top: 0.8rem;
  color: var(--muted);
  font-size: 0.92rem;
}

.item-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 0.9rem;
}

.item-links a {
  color: var(--teal-dark);
  font-weight: 760;
}

.contact-section {
  padding-bottom: 5.5rem;
}

.contact-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.4rem;
}

.contact-panel p {
  max-width: 600px;
  margin: 0;
  color: var(--muted);
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--teal-dark);
  font-weight: 760;
  text-decoration: none;
}

.contact-links a:hover,
.contact-links a:focus-visible {
  border-color: rgba(18, 103, 90, 0.38);
  outline: none;
}

.site-footer {
  padding: 2rem 5vw;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.9rem;
}

.site-footer p {
  width: min(var(--max-width), 100%);
  margin: 0 auto;
}

.page-shell {
  width: min(var(--max-width), calc(100% - 10vw));
  margin: 0 auto;
  padding: 4.5rem 0 5.5rem;
}

.post-hero {
  max-width: 820px;
  padding: 2rem 0 3.2rem;
}

.post-hero h1,
.post-reader-header h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 3.35rem;
  line-height: 1.06;
}

.post-toolbar {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
  margin-bottom: 3rem;
}

.search-box {
  display: grid;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.86rem;
  font-weight: 760;
}

.search-box input {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.86);
  color: var(--ink);
  font: inherit;
}

.search-box input:focus {
  border-color: rgba(18, 103, 90, 0.55);
  outline: 3px solid rgba(18, 103, 90, 0.12);
}

.tag-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tag-button {
  min-height: 2.25rem;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.75);
  color: var(--muted);
  font: inherit;
  font-size: 0.86rem;
  font-weight: 760;
  cursor: pointer;
}

.tag-button[aria-pressed="true"],
.tag-button:hover,
.tag-button:focus-visible {
  border-color: var(--teal-dark);
  color: var(--surface);
  background: var(--teal-dark);
  outline: none;
}

.post-archive {
  border-top: 1px solid var(--line);
  padding-top: 3.8rem;
}

.post-archive-list {
  display: grid;
  gap: 0.9rem;
}

.post-archive-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1.2rem;
  align-items: center;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
}

.post-archive-item h3 {
  margin: 0;
  font-size: 1.18rem;
  line-height: 1.28;
}

.post-archive-item h3 a,
.read-more,
.back-link {
  color: var(--ink);
  text-decoration: none;
}

.post-archive-item h3 a:hover,
.read-more:hover,
.back-link:hover {
  color: var(--teal-dark);
  text-decoration: underline;
}

.post-archive-item p {
  margin: 0.65rem 0 0;
  color: var(--muted);
}

.read-more,
.back-link {
  font-weight: 800;
}

.empty-state,
.missing-asset {
  margin: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.78);
  color: var(--muted);
}

.post-reader {
  max-width: 860px;
  margin: 0 auto;
}

.back-link {
  display: inline-flex;
  margin-bottom: 2rem;
  color: var(--teal-dark);
}

.post-reader-header {
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--line);
}

.post-body {
  padding-top: 2.4rem;
  color: var(--ink);
  font-size: 1.03rem;
}

.post-body h1,
.post-body h2,
.post-body h3,
.post-body h4 {
  margin: 2.2rem 0 0.75rem;
  line-height: 1.2;
}

.post-body h1 {
  font-size: 2.2rem;
}

.post-body h2 {
  font-size: 1.7rem;
}

.post-body h3 {
  font-size: 1.28rem;
}

.post-body p,
.post-body li,
.post-body blockquote {
  color: #2e3935;
}

.post-body p,
.post-body ul,
.post-body ol,
.post-body blockquote,
.post-body pre,
.table-scroll {
  margin: 1rem 0;
}

.post-body a {
  color: var(--teal-dark);
  font-weight: 650;
}

.post-body blockquote {
  padding: 0.15rem 0 0.15rem 1rem;
  border-left: 4px solid rgba(18, 103, 90, 0.35);
}

.post-body code {
  padding: 0.12rem 0.25rem;
  border-radius: 4px;
  background: rgba(49, 95, 134, 0.1);
  font-size: 0.92em;
}

.post-body pre {
  overflow-x: auto;
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #101817;
  color: #edf5f1;
}

.post-body pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.post-body img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.2rem auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.table-scroll {
  overflow-x: auto;
}

.post-body table {
  width: 100%;
  border-collapse: collapse;
  background: rgba(255, 255, 255, 0.78);
}

.post-body th,
.post-body td {
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.post-body th {
  background: rgba(18, 103, 90, 0.08);
  font-weight: 800;
}

.mjx-container {
  overflow-x: auto;
  overflow-y: hidden;
  max-width: 100%;
}

@media (max-width: 880px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
    padding-top: 0.85rem;
    padding-bottom: 0.85rem;
  }

  .primary-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .hero {
    min-height: auto;
    padding-top: 4rem;
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  h1 {
    font-size: 3.25rem;
  }

  .native-name {
    font-size: 1.25rem;
  }

  .lead {
    font-size: 1.08rem;
  }

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

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

  .interest-card {
    min-height: 0;
  }

  .contact-panel {
    align-items: flex-start;
    flex-direction: column;
  }

  .post-toolbar {
    grid-template-columns: 1fr;
  }

  .post-archive-item {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .section,
  .hero,
  .page-shell {
    width: 100%;
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .hero-copy,
  .hero-actions,
  .research-mark,
  .section-heading,
  .summary-copy,
  .interest-grid,
  .publication-list,
  .writing-list,
  .contact-panel,
  .post-hero,
  .post-toolbar,
  .post-archive,
  .post-archive-list,
  .post-reader {
    max-width: 358px;
  }

  .research-mark {
    justify-items: start;
  }

  .brand-name {
    white-space: normal;
  }

  .primary-nav a {
    padding-left: 0.45rem;
    padding-right: 0.45rem;
  }

  h1 {
    font-size: 2.65rem;
  }

  .section-heading h2 {
    font-size: 1.9rem;
  }

  .mark-initials {
    font-size: 6.5rem;
  }

  .mark-frame {
    width: min(100%, 340px);
  }

  .mark-caption {
    grid-template-columns: 1fr;
    text-align: left;
  }

  .hero-actions,
  .contact-links,
  .button,
  .contact-links a {
    width: 100%;
  }

  .post-hero h1,
  .post-reader-header h1 {
    font-size: 2.25rem;
  }

  .post-body {
    font-size: 1rem;
  }
}