:root {
  --bg: #f4ede1;
  --bg-strong: #eadbc3;
  --surface: rgba(255, 249, 240, 0.75);
  --surface-strong: #fff9f1;
  --line: rgba(55, 41, 24, 0.15);
  --text: #1f1a14;
  --muted: #5b5246;
  --accent: #b44f2f;
  --accent-deep: #7f3119;
  --heading: #8e3e26;
  --heading-soft: #c77a4d;
  --shadow: 0 20px 60px rgba(67, 41, 18, 0.12);
  --radius-lg: 32px;
  --radius-md: 22px;
  --radius-sm: 14px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

@media (hover: hover) and (pointer: fine) {
  html,
  body,
  a,
  button,
  input,
  textarea,
  select,
  [role="button"] {
    cursor: none;
  }
}

.cursor-shell {
  position: fixed;
  top: 0;
  left: 0;
  width: 16px;
  height: 16px;
  pointer-events: none;
  z-index: 50;
  opacity: 0;
  transform: translate(-100px, -100px);
  transition: opacity 120ms ease;
  will-change: transform, width, height;
}

.cursor-shell.is-visible {
  opacity: 1;
}

.cursor-image {
  display: block;
  width: 100%;
  height: 100%;
  image-rendering: pixelated;
}

html {
  scroll-behavior: smooth;
}

body {
  position: relative;
  isolation: isolate;
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(180, 79, 47, 0.12), transparent 28%),
    radial-gradient(circle at 85% 20%, rgba(45, 117, 109, 0.12), transparent 24%),
    linear-gradient(180deg, #f8f1e7 0%, #f4ede1 48%, #efe2cd 100%);
}

.fx-backdrop {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -2;
  opacity: 0.78;
}

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

p,
li {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--muted);
}

h1,
h2,
h3,
.card-value {
  font-family: "Cormorant Garamond", Georgia, serif;
  letter-spacing: -0.03em;
  color: var(--text);
  margin: 0;
}

.page-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 32px), var(--max-width));
  margin: 0 auto;
  padding: 24px 0 64px;
}

.site-header,
.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-header {
  position: sticky;
  top: 16px;
  z-index: 10;
  padding: 14px 18px;
  margin-bottom: 36px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 247, 236, 0.76);
  backdrop-filter: blur(14px);
  box-shadow: 0 10px 30px rgba(80, 55, 26, 0.08);
}

.brand {
  display: inline-flex;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--text);
  color: #fff7ef;
  font-weight: 700;
  transition:
    transform 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.brand:hover,
.brand:focus-visible {
  transform: translateY(-1px);
  background: var(--accent);
  box-shadow: 0 8px 20px rgba(180, 79, 47, 0.25);
}

.site-nav {
  display: flex;
  gap: 20px;
  font-size: 0.95rem;
}

.site-nav a {
  position: relative;
  color: var(--muted);
  transition:
    color 180ms ease,
    transform 180ms ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -6px;
  width: 100%;
  height: 1px;
  background: currentColor;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 220ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  transform: scaleX(1);
}

.hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 28px;
  align-items: stretch;
  min-height: auto;
  padding-bottom: 32px;
  scroll-margin-top: 120px;
}

.hero-copy,
.hero-panel,
.section,
.contact-panel {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.hero-copy,
.section {
  padding: clamp(24px, 3vw, 36px);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(255, 250, 243, 0.92), rgba(255, 246, 234, 0.72));
}

.hero-copy {
  width: min(100%, 980px);
  margin: 0 auto;
}

.hero-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(260px, 0.85fr);
  gap: 18px;
  align-items: start;
}

.hero-heading {
  min-width: 0;
}

.eyebrow,
.section-kicker,
.card-label,
.project-meta,
.update-date,
.timeline-year {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  color: var(--accent-deep);
}

.hero h1 {
  display: grid;
  gap: 12px;
  margin-top: 0;
  font-size: clamp(2.2rem, 5vw, 3.9rem);
  line-height: 0.98;
}

.hero-position {
  margin: 12px 0 0;
  font-size: 1.02rem;
  line-height: 1.6;
  color: var(--muted);
}

.hero-text,
.intro-lead {
  max-width: 62ch;
  margin: 28px 0 0;
  font-size: 1.08rem;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--accent-deep);
  transform: translateY(-1px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.link-cloud,
.publication-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.link-cloud a,
.publication-actions a {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
}

.icon-link {
  justify-content: center;
  color: var(--text);
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease;
}

.brand-orcid {
  color: #a6ce39;
}

.brand-linkedin {
  color: #0a66c2;
}

.link-cloud .icon-link {
  width: 48px;
  padding: 0;
}

.text-icon-link {
  gap: 10px;
  padding: 0 14px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition:
    transform 220ms ease,
    background-color 220ms ease,
    border-color 220ms ease;
}

.button-with-icon {
  gap: 10px;
}

.button-with-icon svg,
.icon-link svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
  flex: 0 0 auto;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 10px 22px rgba(180, 79, 47, 0.14);
}

.button-primary {
  background: var(--accent);
  color: #fff6ef;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: var(--accent-deep);
}

.button-secondary {
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.48);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: rgba(180, 79, 47, 0.28);
  background: rgba(255, 248, 241, 0.95);
  color: var(--accent-deep);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.hero-summary {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
  gap: 18px;
  grid-column: 1 / -1;
}

.hero-card {
  display: grid;
  gap: 10px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.72), rgba(255, 247, 237, 0.78)),
    var(--surface);
}

.hero-card-highlight {
  min-height: 100%;
  align-content: end;
  background:
    linear-gradient(135deg, rgba(180, 79, 47, 0.94), rgba(127, 49, 25, 0.9)),
    var(--accent);
}

.hero-card-highlight .card-label,
.hero-card-highlight .card-value {
  color: #fff4eb;
}

.card-value {
  font-size: 1.35rem;
  line-height: 1.4;
}

.portrait-card {
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    linear-gradient(180deg, rgba(255, 252, 247, 0.9), rgba(248, 233, 213, 0.7)),
    var(--surface);
}

.portrait-frame {
  position: relative;
  min-height: 230px;
  border-radius: 18px;
  overflow: hidden;
  background:
    radial-gradient(circle at 20% 20%, rgba(180, 79, 47, 0.24), transparent 30%),
    radial-gradient(circle at 80% 30%, rgba(45, 117, 109, 0.18), transparent 28%),
    linear-gradient(160deg, #f7efe4 0%, #ecd8bf 100%);
}

.portrait-frame::before {
  content: "";
  position: absolute;
  inset: 18px;
  border: 1px dashed rgba(127, 49, 25, 0.28);
  border-radius: 14px;
  z-index: 1;
}

.portrait-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 50%;
}

.section {
  margin-top: 28px;
  scroll-margin-top: 120px;
}

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

.section-head h2 {
  max-width: none;
  font-size: clamp(2.15rem, 4.4vw, 3.8rem);
  line-height: 0.98;
  color: var(--heading);
}

.section-head h2::after {
  content: ".";
  color: var(--heading-soft);
}

.intro-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr);
  gap: 24px;
  align-items: start;
  margin-top: 24px;
}

.intro-notes {
  display: grid;
  gap: 18px;
}

.intro-notes article,
.project-card,
.timeline-item,
.contact-panel {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 250, 244, 0.66);
}

.intro-notes h3,
.project-card h3,
.update-item h3,
.timeline-item h3 {
  margin-bottom: 10px;
  font-size: 1.45rem;
}

.about-link {
  color: var(--accent-deep);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.about-link:hover,
.about-link:focus-visible {
  color: var(--accent);
}

.project-list {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 20px;
  margin-top: 28px;
}

.education-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 28px;
}

.awards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 26px;
}

.project-card-featured {
  grid-row: span 2;
  min-height: 100%;
}

.project-meta {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.project-card ul {
  padding-left: 18px;
  margin: 22px 0 0;
}

.updates-list {
  display: grid;
  gap: 14px;
  margin-top: 28px;
  max-height: 520px;
  overflow-y: auto;
  padding-right: 8px;
  overscroll-behavior-y: auto;
  scrollbar-color: rgba(127, 49, 25, 0.32) transparent;
  scrollbar-width: thin;
}

.updates-list.has-more-below {
  mask-image: linear-gradient(to bottom, #000 calc(100% - 18px), transparent);
  -webkit-mask-image: linear-gradient(to bottom, #000 calc(100% - 18px), transparent);
}

.updates-list::-webkit-scrollbar {
  width: 8px;
}

.updates-list::-webkit-scrollbar-track {
  background: transparent;
}

.updates-list::-webkit-scrollbar-thumb {
  border-radius: 999px;
  background: rgba(127, 49, 25, 0.28);
}

.update-item {
  display: grid;
  grid-template-columns: 120px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
  padding: 22px 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 250, 244, 0.66);
}

.update-date {
  padding-top: 6px;
  white-space: nowrap;
}

.update-item p {
  margin: 0;
}

.timeline-list {
  display: grid;
  gap: 18px;
  margin-top: 28px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 22px;
  align-items: start;
}

.timeline-item p {
  margin: 0;
}

.contact-panel {
  margin-top: 26px;
}

.publication-card h3 {
  margin-top: 6px;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 20px;
}

.contact-links a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 0 16px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  transition:
    transform 180ms ease,
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease;
}

.link-cloud a:hover,
.link-cloud a:focus-visible,
.publication-actions a:hover,
.publication-actions a:focus-visible,
.contact-links a:hover,
.contact-links a:focus-visible,
.back-to-top:hover,
.back-to-top:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(180, 79, 47, 0.28);
  background: rgba(255, 242, 230, 0.96);
  box-shadow: 0 10px 22px rgba(180, 79, 47, 0.14);
}

.link-cloud a:hover,
.link-cloud a:focus-visible,
.publication-actions a:hover,
.publication-actions a:focus-visible,
.contact-links a:hover,
.contact-links a:focus-visible {
  color: var(--accent-deep);
}

.site-footer {
  margin-top: 28px;
  padding: 0 4px;
}

.site-footer p {
  margin: 0;
  font-size: 0.95rem;
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 20;
  display: inline-flex;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 247, 236, 0.82);
  color: var(--text);
  box-shadow: 0 10px 30px rgba(80, 55, 26, 0.12);
  backdrop-filter: blur(10px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition:
    opacity 180ms ease,
    transform 180ms ease,
    visibility 180ms ease;
}

.back-to-top svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

[data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition:
    opacity 700ms ease,
    transform 700ms ease;
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

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

  [data-reveal] {
    opacity: 1;
    transform: none;
    transition: none;
  }

  .button,
  .site-nav a::after {
    transition: none;
  }
}

@media (max-width: 960px) {
  .hero,
  .intro-layout,
  .project-list,
  .education-grid,
  .awards-grid {
    grid-template-columns: 1fr;
  }

  .hero-intro,
  .hero-summary {
    grid-template-columns: 1fr;
  }

  .project-card-featured {
    grid-row: auto;
  }

  .section-head h2 {
    max-width: 16ch;
  }
}

@media (max-width: 720px) {
  .page-shell {
    width: min(calc(100% - 20px), var(--max-width));
    padding-top: 12px;
  }

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

  .site-header {
    gap: 10px;
    padding: 10px 12px;
    border-radius: 999px;
  }

  .brand {
    flex: 0 0 auto;
    width: 38px;
    height: 38px;
  }

  .site-nav,
  .hero-actions,
  .hero-grid,
  .contact-links,
  .link-cloud,
  .publication-actions {
    width: 100%;
  }

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

  .site-nav {
    display: flex;
    flex: 1 1 auto;
    min-width: 0;
    width: auto;
    gap: 8px;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

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

  .site-nav a {
    flex: 0 0 auto;
    padding: 8px 10px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.45);
    font-size: 0.85rem;
    line-height: 1;
    white-space: nowrap;
  }

  .site-nav a::after {
    display: none;
  }

  .update-item,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .updates-list {
    max-height: 480px;
  }

  .hero {
    min-height: auto;
  }

  .hero h1 {
    font-size: clamp(2rem, 10vw, 3.2rem);
  }

  .portrait-frame {
    min-height: 220px;
  }

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

  .link-cloud a {
    width: 48px;
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
  }
}

@media (hover: none), (pointer: coarse) {
  .cursor-shell {
    display: none;
  }
}