:root {
  --paper: #f6f3ec;
  --paper-deep: #ece7dd;
  --sheet: #fffdfa;
  --ink: #1f2a37;
  --muted: #596475;
  --line: #d7d2c8;
  --accent: #244b6b;
  --accent-soft: #e7eef5;
  --shadow: 0 18px 45px rgba(31, 42, 55, 0.08);
  --container: min(1180px, calc(100% - 2rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: "Source Sans 3", sans-serif;
  line-height: 1.65;
  background:
    linear-gradient(180deg, rgba(36, 75, 107, 0.04), transparent 18%),
    linear-gradient(180deg, var(--paper), var(--paper-deep));
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  content: "";
  background-image: linear-gradient(rgba(31, 42, 55, 0.03) 1px, transparent 1px);
  background-size: 100% 40px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 92%);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover,
a:focus-visible {
  text-decoration: underline;
}

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

.container {
  width: var(--container);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(246, 243, 236, 0.92);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(8px);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-inner {
  min-height: 4.75rem;
}

.brand {
  display: grid;
  gap: 0.05rem;
  color: var(--ink);
}

.brand-name {
  font-family: "Cormorant Garamond", serif;
  font-size: 1.55rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.95rem;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.15rem;
  font-size: 0.98rem;
}

.site-main {
  padding: 2rem 0 3rem;
}

.page-grid {
  display: grid;
  grid-template-columns: minmax(260px, 320px) minmax(0, 1fr);
  gap: 1.4rem;
  align-items: start;
}

.profile-sidebar {
  position: sticky;
  top: 6.1rem;
  display: grid;
  gap: 1rem;
}

.portrait-frame,
.sidebar-card,
.paper-block,
.entry-card {
  margin: 0;
  background: var(--sheet);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.portrait-frame {
  width: clamp(170px, 72%, 240px);
  margin: 0 auto;
  overflow: hidden;
}

.portrait-frame img {
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: cover;
}

.sidebar-card,
.paper-block {
  padding: 1.5rem;
}

.sidebar-name,
.section-heading h2,
.publication-entry h3,
.entry-card h3 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.sidebar-name {
  font-size: 1.7rem;
}

.sidebar-title,
.sidebar-affiliation,
.sidebar-location,
.entry-org,
.publication-authors,
.publication-venue,
.publication-meta,
.muted-note,
.closing-note {
  color: var(--muted);
}

.sidebar-title,
.sidebar-affiliation,
.sidebar-location,
.muted-note,
.entry-org,
.publication-authors,
.publication-venue,
.publication-meta,
.closing-note {
  margin: 0.35rem 0 0;
}

.sidebar-card h2 {
  margin: 0 0 0.9rem;
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.sidebar-links,
.interest-list,
.bullet-list,
.tag-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.sidebar-links {
  display: grid;
  gap: 0.8rem;
}

.sidebar-links li {
  display: grid;
  gap: 0.22rem;
}

.sidebar-links .sidebar-subheading {
  margin-top: 0.35rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--line);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
}

.sidebar-links span {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.sidebar-link-row {
  display: inline-flex;
  align-items: center;
  gap: 0;
}

.identity-actions {
  margin-top: 1rem;
}

.sidebar-links a {
  font-size: 0.93rem;
  overflow-wrap: anywhere;
}

.sidebar-link-direct {
  color: var(--ink);
}

.sidebar-link-direct:hover,
.sidebar-link-direct:focus-visible {
  text-decoration: none;
}

.main-column {
  display: grid;
  gap: 1rem;
}

.paper-block {
  position: relative;
}

.paper-block::before {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--accent), rgba(36, 75, 107, 0.18));
  content: "";
}

.section-heading h2 {
  font-size: clamp(1.55rem, 3vw, 2.2rem);
  max-width: 20ch;
}

.eyebrow {
  margin: 0 0 0.8rem;
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section-heading {
  margin-bottom: 1.1rem;
}

.interest-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.interest-list li,
.tag-list li {
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
}

.publication-list {
  display: grid;
  gap: 0.95rem;
  margin-top: 0.25rem;
}

.publication-entry {
  position: relative;
  overflow: hidden;
  padding: 1.2rem 1.25rem 1.15rem 1.35rem;
  border-left: 4px solid var(--accent);
}

.publication-entry .entry-head {
  margin-bottom: 0.8rem;
}

.publication-entry .publication-meta {
  margin: 0;
  text-align: right;
  white-space: nowrap;
}

.publication-kicker {
  margin: 0 0 0.42rem;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.publication-entry h3 {
  font-size: 1.22rem;
}

.publication-link {
  color: var(--ink);
}

.publication-link:hover,
.publication-link:focus-visible {
  color: var(--accent);
  text-decoration: none;
}

.publication-authors {
  font-weight: 600;
  color: var(--ink);
}

.publication-venue {
  margin-top: 0.3rem;
}

.entry-stack {
  display: grid;
  gap: 1rem;
}

.entry-card {
  padding: 1.15rem 1.2rem;
}

.entry-head {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
}

.entry-card h3 {
  font-size: 1.2rem;
}

.entry-period {
  margin: 0;
  white-space: nowrap;
  color: var(--muted);
}

.bullet-list {
  display: grid;
  gap: 0.7rem;
  margin-top: 0.95rem;
}

.bullet-list li {
  position: relative;
  padding-left: 1rem;
}

.bullet-list li::before {
  position: absolute;
  top: 0.65rem;
  left: 0;
  width: 0.34rem;
  height: 0.34rem;
  border-radius: 50%;
  background: var(--accent);
  content: "";
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-top: 1rem;
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

.project-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.2rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
  color: var(--accent);
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.15rem;
}

.text-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.65rem 1rem;
  background: var(--accent);
  color: #fff;
}

.text-button.compact {
  min-height: 2.5rem;
  padding: 0.55rem 0.9rem;
}

.text-button.secondary {
  background: transparent;
  color: var(--accent);
  border: 1px solid var(--line);
}

.skill-entry + .skill-entry {
  margin-top: 1rem;
}

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

.blog-list-item {
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
}

.blog-list-item h3 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.35rem;
}

.blog-list-item p {
  margin-bottom: 0;
}

.blog-post h1 {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  font-size: clamp(1.65rem, 4vw, 2.45rem);
}

.blog-content {
  margin-top: 1.1rem;
}

.blog-content > :first-child {
  margin-top: 0;
}

.blog-content h2,
.blog-content h3,
.blog-content h4 {
  margin-top: 1.4rem;
  margin-bottom: 0.5rem;
  font-family: "Cormorant Garamond", serif;
  letter-spacing: -0.01em;
}

.blog-content h2 {
  position: relative;
  margin-top: 2rem;
  padding-top: 0.2rem;
  padding-bottom: 0.45rem;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
  border-bottom: 1px solid var(--line);
}

.blog-content h2::after {
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 5.5rem;
  height: 2px;
  background: var(--accent);
  content: "";
}

.blog-content h3 {
  margin-top: 1.55rem;
  font-size: clamp(1.2rem, 2.1vw, 1.45rem);
  color: var(--ink);
}

.blog-content h4 {
  margin-top: 1.1rem;
  margin-bottom: 0.35rem;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.blog-content a {
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
  text-decoration-color: rgba(36, 75, 107, 0.45);
}

.blog-content a:hover,
.blog-content a:focus-visible {
  text-decoration-color: var(--accent);
}

.hypothesis-quote {
  margin: 0.7rem 0 1rem;
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--accent);
  background: linear-gradient(90deg, rgba(36, 75, 107, 0.1), rgba(36, 75, 107, 0.03));
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.2rem, 2.2vw, 1.45rem);
  font-style: italic;
  line-height: 1.4;
}

.blog-content pre {
  overflow-x: auto;
  padding: 0.85rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
}

.blog-content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.blog-media-row {
  display: flex;
  justify-content: center;
  gap: 0.85rem;
  margin: 1rem 0 1.25rem;
}

.blog-media {
  margin: 0;
  width: 30%;
  padding: 0.35rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
}

.blog-media img {
  width: 100%;
  height: auto;
}

.blog-media.single {
  margin: 1rem auto 1.25rem;
}

.blog-video-frame {
  margin: 0.9rem auto 1.25rem;
  width: min(100%, 720px);
  max-width: 100%;
  padding: 0.35rem;
  border: 1px solid var(--line);
  background: #fbfaf7;
  overflow: hidden;
}

.blog-inline-video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  max-width: 100%;
  height: auto;
  object-fit: contain;
}

.site-footer {
  padding: 0 0 2rem;
}

.footer-inner {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

@media (max-width: 980px) {
  .site-header {
    position: static;
  }

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

  .profile-sidebar {
    position: static;
  }

  .entry-head,
  .header-inner,
  .footer-inner {
    flex-direction: column;
    align-items: start;
  }

  .entry-period {
    white-space: normal;
  }

  .publication-entry .publication-meta {
    white-space: normal;
    text-align: left;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(100% - 1rem, 100%);
  }

  .profile-sidebar .portrait-frame {
    display: none;
  }

  .sidebar-card,
  .paper-block,
  .entry-card {
    padding: 1.1rem;
  }

  .site-nav {
    gap: 0.8rem;
  }

  .section-heading h2 {
    max-width: none;
  }

  .action-row,
  .text-button {
    width: 100%;
  }

  .blog-media-row {
    flex-direction: column;
    align-items: center;
  }

  .blog-media {
    width: 90%;
  }

  .blog-video-frame {
    width: 90%;
  }

}