:root {
  --paper: #f6f5ef;
  --sage-50: #eef1e8;
  --sage-100: #dfe6d3;
  --sage-300: #9dad87;
  --olive: #586643;
  --earth: #826f5b;
  --ink: #273024;
  --muted: #51604a;
  --line: #cfd7c2;
  --max: 980px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  color: var(--ink);
  background:
    radial-gradient(circle at 10% 10%, rgba(157, 173, 135, 0.18), transparent 30%),
    radial-gradient(circle at 90% 0%, rgba(130, 111, 91, 0.14), transparent 38%),
    linear-gradient(180deg, var(--paper), #f2f1ea);
  font-family: "Manrope", sans-serif;
  line-height: 1.6;
  position: relative;
}

.leaf {
  position: fixed;
  width: 210px;
  height: 140px;
  z-index: -1;
  opacity: 0.4;
  pointer-events: none;
  will-change: transform;
  transform-origin: 24% 52%;
}

.leaf-a {
  top: 74px;
  right: 10px;
}

.leaf-b {
  bottom: 36px;
  left: 4px;
}

.leaf-c {
  bottom: 12px;
  left: 20px;
  width: 170px;
  height: 112px;
  opacity: 0.32;
}

.leaf-svg {
  width: 100%;
  height: 100%;
}

.leaf-blade {
  fill: #7d9464;
  stroke: #60744b;
  stroke-width: 1.4;
}

.leaf-rib {
  fill: none;
  stroke: #4d6040;
  stroke-width: 1.8;
  stroke-linecap: round;
  opacity: 0.72;
}

.leaf-vein {
  fill: none;
  stroke: #5f734f;
  stroke-width: 1.1;
  stroke-linecap: round;
  opacity: 0.6;
}


.page-wrap {
  width: min(var(--max), calc(100% - 2.4rem));
  margin: 1.1rem auto 3rem;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 0.85rem 1rem;
  position: sticky;
  top: 0.9rem;
  background: rgba(246, 245, 239, 0.9);
  backdrop-filter: blur(4px);
  z-index: 10;
}

.brand {
  margin: 0;
  font-family: "Cormorant Garamond", serif;
  font-size: 1.55rem;
  letter-spacing: 0.02em;
  color: var(--olive);
}

.brand.typing::after {
  content: "|";
  margin-left: 0.08em;
  animation: brand-caret 900ms step-end infinite;
}

@keyframes brand-caret {
  50% {
    opacity: 0;
  }
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

nav a,
a {
  color: var(--ink);
  text-decoration: none;
}

.nav-link {
  position: relative;
  padding: 0.4rem 0.85rem;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: border-color 200ms ease, background 200ms ease;
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  overflow: visible;
  --sprout-tilt: 0deg;
}

.nav-link:hover {
  border-color: var(--line);
  background: var(--sage-50);
}

.nav-link:focus-visible {
  outline: none;
  border-color: var(--sage-300);
  background: var(--sage-50);
}

.nav-link::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 999px;
  border: 1px solid transparent;
  transition: border 200ms ease, transform 200ms ease;
}

.nav-link:focus-visible::after,
.nav-link.sprouting::after,
.nav-link.selected-sprout::after {
  border-color: rgba(53, 104, 57, 0.68);
  transform: scale(1.05);
}

.sprout {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translate(-50%, 6px) scale(0.72) rotate(var(--sprout-tilt));
  width: 20px;
  height: 20px;
  pointer-events: none;
  opacity: 0;
  transition: transform 320ms ease, opacity 280ms ease;
}

.sprout svg {
  width: 100%;
  height: 100%;
  stroke: #2f6a36;
  stroke-width: 1.6;
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: drop-shadow(0 1px 0 rgba(255, 255, 255, 0.5));
}

.nav-link:hover .sprout,
.nav-link:focus-visible .sprout {
  opacity: 0.92;
  transform: translate(-50%, -5px) scale(1.03) rotate(var(--sprout-tilt));
}

.nav-link:hover .sprout svg,
.nav-link:focus-visible .sprout svg {
  stroke: #1f5f2e;
}

.nav-link.sprouting .sprout {
  opacity: 1;
  animation: sprout-pop 640ms cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

.nav-link.selected-sprout .sprout {
  opacity: 1;
  transform: translate(-50%, -12px) scale(1.18) rotate(var(--sprout-tilt));
}

.nav-link.selected-sprout .sprout svg {
  stroke: #176329;
  stroke-width: 1.75;
}

@keyframes sprout-pop {
  0% {
    transform: translate(-50%, 2px) scale(0.82) rotate(var(--sprout-tilt));
  }
  58% {
    transform: translate(-50%, -16px) scale(1.11) rotate(var(--sprout-tilt));
  }
  100% {
    transform: translate(-50%, -12px) scale(1.18) rotate(var(--sprout-tilt));
  }
}

section[id] {
  scroll-margin-top: 110px;
  transition: opacity 220ms cubic-bezier(0.2, 0.8, 0.2, 1), filter 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.hero {
  padding-top: 2.4rem;
}

.about-intro {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  gap: 1rem;
}

.about-copy {
  min-width: 0;
  flex: 1 1 50%;
}

.about-headshot-wrap {
  width: clamp(150px, 22vw, 198px);
  aspect-ratio: 1 / 1;
  flex-shrink: 0;
  border-radius: 50%;
  border: 3px solid #f2f0e5;
  box-shadow: 0 8px 20px rgba(39, 48, 36, 0.14);
  display: block;
  overflow: hidden;
  margin: 0;
  flex-shrink: 0;
}

.about-headshot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 24%;
  display: block;
  transform: scale(1.18);
  transform-origin: center;
}

.top-row {
  display: block;
}

#about {
  width: 100%;
}

section[id].is-dimmed {
  opacity: 1;
  filter: none;
  cursor: default;
}

section[id].is-focused {
  opacity: 1;
  filter: none;
}

section[id].is-dimmed a {
  pointer-events: auto;
}

.mono {
  margin: 0;
  color: var(--olive);
  font-size: 0.9rem;
  letter-spacing: 0.01em;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 600;
}

h1 {
  margin-top: 0.7rem;
  font-size: clamp(1.55rem, 2.7vw, 2.35rem);
  max-width: 23ch;
  line-height: 1.14;
  font-family: "Cormorant Garamond", serif;
}

.lead {
  max-width: 48ch;
  color: var(--muted);
  margin-top: 1rem;
}

.meta-grid {
  margin-top: 0.1rem;
  flex: 1 1 36%;
  display: grid;
  gap: 0.55rem;
}

.meta-grid p {
  margin: 0;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(238, 241, 232, 0.5);
}

.meta-grid span {
  color: var(--ink);
  font-weight: 700;
}

.meta-grid a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.section {
  margin-top: 2.6rem;
  padding: 1.1rem;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.42);
}

#publications {
  width: 100%;
  margin: 1rem 0 0;
  background: rgba(246, 251, 243, 0.86);
  border-color: rgba(53, 104, 57, 0.3);
  backdrop-filter: none;
}

.pub-list {
  margin-top: 0.8rem;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 0.8rem;
}

.pub-list .entry {
  margin-top: 0;
  height: 100%;
}

.section h2 {
  font-family: "Cormorant Garamond", serif;
  font-size: clamp(1.45rem, 2.4vw, 2.15rem);
  margin-bottom: 0.7rem;
  color: var(--olive);
}

.entry {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 0.9rem;
  margin-top: 0.8rem;
  background: #fbfcf8;
}

.entry-head {
  border-left: 3px solid var(--sage-300);
  padding-left: 0.65rem;
}

.entry-head h3 {
  font-size: 1rem;
}

.experience-link {
  color: inherit;
  text-decoration: none;
}

.experience-link:hover,
.experience-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.entry-head p,
.entry p {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.95rem;
}

ul {
  margin: 0.7rem 0 0;
  padding-left: 1rem;
}

li {
  margin-top: 0.35rem;
}

.pub a {
  color: var(--earth);
  font-weight: 600;
}

.doi-link {
  text-decoration: none;
}

.doi-link:hover,
.doi-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.resource-link {
  text-decoration: none;
}

.resource-link:hover,
.resource-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.pub-title-link {
  text-decoration: none;
}

.pub-title-link:hover,
.pub-title-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 2px;
}

.pub-title-static {
  color: var(--earth);
  font-weight: 600;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.8rem;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.contact-links a {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.52rem 0.82rem;
  background: var(--sage-50);
  transition: background 160ms ease;
}

.contact-links a:hover {
  background: var(--sage-100);
}

.certifications a,
.certifications a:visited {
  text-decoration: underline;
  text-underline-offset: 0.12em;
}

footer {
  border-top: 1px solid var(--line);
  margin-top: 2.2rem;
  padding-top: 1rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.visit-tracker {
  display: none !important;
}

.reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.reveal.show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 760px) {
  .page-wrap {
    width: calc(100% - 1.2rem);
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.6rem;
  }

  .top-row {
    display: block;
  }

  .about-headshot-wrap {
    width: 136px;
    margin: 0.4rem 0 0.8rem;
  }

  section[id].is-dimmed {
    opacity: 1;
    filter: none;
  }

  .about-intro {
    flex-direction: column;
    align-items: flex-start;
  }

  .leaf {
    width: 146px;
    height: 98px;
    opacity: 0.3;
  }

  .two-col {
    grid-template-columns: 1fr;
  }

  #publications {
    width: auto;
    margin: 2.1rem 0 0;
  }
}