:root {
  --bg: #f5efe4;
  --bg-alt: #efe7d6;
  --surface: rgba(255, 251, 244, 0.84);
  --surface-strong: #fffaf2;
  --surface-dark: #123e3a;
  --ink: #18222f;
  --muted: #56606d;
  --line: rgba(24, 34, 47, 0.12);
  --accent: #0f6258;
  --accent-soft: rgba(15, 98, 88, 0.12);
  --accent-strong: #09433d;
  --copper: #b86b35;
  --copper-soft: rgba(184, 107, 53, 0.12);
  --shadow: 0 22px 60px rgba(34, 42, 53, 0.12);
  --radius-xl: 30px;
  --radius-lg: 22px;
  --radius-md: 16px;
  --max-width: 1440px;
  --topbar-height: 84px;
  --sans: "Avenir Next", "Segoe UI", "Helvetica Neue", Helvetica, sans-serif;
  --serif: "Iowan Old Style", "Palatino Linotype", "Book Antiqua", Georgia, serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 15% 15%, rgba(184, 107, 53, 0.14), transparent 22%),
    radial-gradient(circle at 85% 10%, rgba(15, 98, 88, 0.16), transparent 20%),
    linear-gradient(180deg, #f8f2e8 0%, var(--bg) 100%);
  color: var(--ink);
  font-family: var(--sans);
  line-height: 1.7;
  min-height: 100vh;
}

section[id] {
  scroll-margin-top: calc(var(--topbar-height) + 26px);
}

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

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

p,
li {
  color: var(--muted);
}

h1,
h2,
h3 {
  color: var(--ink);
  font-family: var(--serif);
  line-height: 1.14;
  margin: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -48px;
  padding: 10px 16px;
  background: var(--accent-strong);
  color: #fff;
  border-radius: 999px;
  z-index: 30;
}

.skip-link:focus {
  top: 14px;
}

.page-backdrop {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
  overflow: hidden;
}

.backdrop-orb {
  position: absolute;
  width: 38vw;
  height: 38vw;
  border-radius: 50%;
  filter: blur(10px);
  opacity: 0.55;
}

.orb-a {
  top: -10vw;
  right: -6vw;
  background: radial-gradient(circle, rgba(15, 98, 88, 0.18) 0%, transparent 68%);
}

.orb-b {
  bottom: -14vw;
  left: -10vw;
  background: radial-gradient(circle, rgba(184, 107, 53, 0.16) 0%, transparent 70%);
}

.backdrop-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(24, 34, 47, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 34, 47, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.7), transparent 90%);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: var(--topbar-height);
  padding: 18px clamp(20px, 3.2vw, 40px);
  background: rgba(248, 243, 233, 0.8);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(24, 34, 47, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--copper));
  color: #fff;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.brand-title {
  font-family: var(--serif);
  font-size: 1.12rem;
  color: var(--ink);
  margin: 0;
}

.eyebrow,
.section-label,
.signal-label,
.timeline-period,
.venue-pill,
.profile-badge span {
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.76rem;
  font-weight: 700;
}

.eyebrow,
.section-label,
.signal-label,
.timeline-period {
  color: var(--accent);
}

.eyebrow.light {
  color: rgba(255, 255, 255, 0.78);
}

.eyebrow.accent {
  color: var(--copper);
}

.topnav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}

.topnav a {
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  font-size: 0.95rem;
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.topnav a:hover,
.topnav a.active {
  background: rgba(15, 98, 88, 0.1);
  color: var(--accent-strong);
  transform: translateY(-1px);
}

.page-shell {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px clamp(20px, 3vw, 40px) 72px;
  display: grid;
  grid-template-columns: minmax(280px, 360px) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.profile-column {
  position: relative;
}

.profile-card {
  position: sticky;
  top: calc(var(--topbar-height) + 20px);
  max-height: calc(100vh - var(--topbar-height) - 40px);
  overflow-y: auto;
  padding: 24px;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
  scrollbar-width: thin;
}

.profile-badge {
  display: inline-flex;
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-soft);
  margin-bottom: 20px;
}

.profile-avatar {
  width: 104px;
  height: 104px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 28px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.8);
  box-shadow: 0 12px 28px rgba(34, 42, 53, 0.12);
  margin-bottom: 22px;
}

.profile-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.profile-card h1 {
  font-size: clamp(1.9rem, 4vw, 2.45rem);
  margin-bottom: 12px;
}

.profile-role {
  font-size: 1rem;
  color: var(--ink);
  margin: 0 0 8px;
}

.profile-affiliation,
.profile-meta {
  font-size: 0.96rem;
}

.profile-meta {
  display: grid;
  gap: 6px;
  margin: 14px 0 20px;
}

.fact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.fact-card {
  padding: 12px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.64);
  border: 1px solid rgba(24, 34, 47, 0.06);
}

.fact-value {
  display: block;
  color: var(--accent-strong);
  font-size: 1.3rem;
  font-weight: 700;
}

.fact-label {
  display: block;
  color: var(--muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.profile-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

.profile-link {
  display: inline-flex;
  padding: 9px 13px;
  border-radius: 999px;
  border: 1px solid rgba(15, 98, 88, 0.16);
  color: var(--accent-strong);
  background: rgba(255, 255, 255, 0.7);
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.profile-link:hover,
.inline-link:hover,
.link-pill:hover,
.contact-email:hover {
  transform: translateY(-1px);
}

.content-column {
  display: grid;
  gap: 28px;
}

.panel {
  padding: clamp(24px, 3vw, 34px);
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.68);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.hero-panel {
  overflow: hidden;
  position: relative;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -100px -120px auto;
  width: 280px;
  height: 280px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(15, 98, 88, 0.12), transparent 72%);
  pointer-events: none;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 24px;
}

.section-heading h2,
.hero-copy h2 {
  font-size: clamp(2rem, 4vw, 3.15rem);
}

.section-intro,
.hero-copy .target-pathway {
  font-size: 1rem;
  max-width: 52ch;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(300px, 340px);
  gap: 28px;
  align-items: start;
}

.hero-copy {
  display: grid;
  gap: 18px;
  align-content: start;
}

.research-statement {
  margin: 8px 0 0;
  padding: 18px 20px;
  border-left: 4px solid var(--copper);
  border-radius: 0 18px 18px 0;
  background: rgba(184, 107, 53, 0.1);
}

.research-statement p {
  margin: 0;
  font-size: 1.06rem;
  color: var(--ink);
}

.hero-side {
  display: grid;
  gap: 18px;
  align-content: start;
}

.signal-card,
.milestone-card,
.subpanel,
.education-card,
.theme-card,
.timeline-content,
.contact-panel {
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(24, 34, 47, 0.08);
}

.signal-card,
.milestone-card,
.subpanel,
.contact-panel {
  padding: 22px;
}

.signal-text {
  margin-top: 8px;
  color: var(--ink);
}

.milestone-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: baseline;
  margin-bottom: 8px;
}

.milestone-header span {
  color: var(--muted);
  font-size: 0.88rem;
}

.milestone-list {
  display: grid;
  gap: 14px;
  max-height: 310px;
  overflow-y: auto;
  padding-right: 6px;
  scrollbar-width: thin;
}

.milestone-item {
  padding-top: 14px;
  border-top: 1px solid rgba(24, 34, 47, 0.08);
}

.milestone-item:first-child {
  padding-top: 6px;
  border-top: 0;
}

.milestone-item h3,
.theme-card h3,
.education-card h3,
.timeline-content h3,
.agenda-track h3,
.contact-panel h3 {
  font-size: 1.18rem;
  margin-bottom: 8px;
}

.milestone-item h3 {
  font-size: 1.04rem;
  line-height: 1.32;
}

.milestone-date {
  display: inline-flex;
  margin-bottom: 6px;
  font-size: 0.84rem;
  font-weight: 700;
  color: var(--copper);
}

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

.research-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.theme-card {
  padding: 22px;
}

.bullet-list {
  margin: 14px 0 0;
  padding-left: 18px;
}

.bullet-list li + li {
  margin-top: 8px;
}

.chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.chip-list .chip {
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(15, 98, 88, 0.08);
  border: 1px solid rgba(15, 98, 88, 0.12);
  color: var(--accent-strong);
  font-size: 0.88rem;
}

.publication-layout {
  display: grid;
  gap: 20px;
}

.publication-group {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(24, 34, 47, 0.08);
}

.publication-group-header {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: 18px;
  align-items: start;
}

.publication-group h3 {
  font-size: 1.4rem;
}

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

.publication-item {
  padding-top: 18px;
  border-top: 1px solid rgba(24, 34, 47, 0.08);
}

.publication-item:first-child {
  padding-top: 0;
  border-top: 0;
}

.publication-item h4 {
  font-size: 1.18rem;
  margin: 0 0 8px;
}

.publication-status {
  color: var(--ink);
  font-weight: 700;
  margin: 0 0 6px;
}

.publication-citation {
  margin: 0 0 10px;
  font-size: 0.97rem;
}

.publication-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 16px;
}

.inline-link,
.inline-note,
.link-pill,
.contact-email {
  font-size: 0.95rem;
  font-weight: 600;
}

.inline-link,
.link-pill,
.contact-email {
  color: var(--accent-strong);
}

.link-pill {
  display: inline-flex;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid rgba(15, 98, 88, 0.16);
  background: rgba(15, 98, 88, 0.06);
  transition: transform 180ms ease, background 180ms ease;
}

.inline-note {
  color: var(--muted);
}

.timeline {
  position: relative;
  display: grid;
  gap: 16px;
  padding-left: 16px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 6px;
  top: 4px;
  bottom: 8px;
  width: 1px;
  background: rgba(15, 98, 88, 0.18);
}

.timeline-item {
  position: relative;
  padding-left: 24px;
}

.timeline-marker {
  position: absolute;
  left: -1px;
  top: 12px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-strong), var(--copper));
  box-shadow: 0 0 0 4px rgba(15, 98, 88, 0.08);
}

.timeline-content {
  padding: 22px;
}

.timeline-role {
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 10px;
}

.agenda-panel {
  background:
    radial-gradient(circle at top right, rgba(184, 107, 53, 0.14), transparent 28%),
    linear-gradient(135deg, rgba(9, 67, 61, 0.97), rgba(18, 62, 58, 0.96));
  color: rgba(255, 255, 255, 0.92);
}

.agenda-panel .section-label,
.agenda-panel .section-intro,
.agenda-panel p,
.agenda-panel li,
.agenda-panel h2,
.agenda-panel h3 {
  color: inherit;
}

.agenda-summary {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.9fr);
  gap: 26px;
  align-items: start;
}

.agenda-summary h3 {
  font-size: clamp(1.5rem, 3vw, 2.1rem);
}

.agenda-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 300px);
  gap: 22px;
  margin-top: 24px;
}

.agenda-tracks {
  display: grid;
  gap: 16px;
}

.agenda-track {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr);
  gap: 14px;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.agenda-index {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.12);
  font-family: var(--serif);
  font-size: 1.2rem;
}

.agenda-scope {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.background-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(280px, 0.8fr);
  gap: 20px;
}

.education-grid,
.background-stack {
  display: grid;
  gap: 18px;
}

.education-card {
  padding: 22px;
}

.stack-list ul,
.subpanel .bullet-list {
  margin-top: 8px;
}

.skill-list {
  margin-top: 16px;
}

.contact-grid {
  display: block;
}

.scope-panel {
  padding: 22px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid rgba(24, 34, 47, 0.08);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 10px;
}

.scope-grid h3 {
  font-size: 1.08rem;
}

.site-footer {
  padding: 0 6px;
}

.site-footer p {
  margin: 0;
}

.footer-meta {
  margin-top: 6px;
  font-size: 0.92rem;
}

.noscript-banner {
  margin: 16px auto 40px;
  max-width: 720px;
  padding: 12px 16px;
  border-radius: 16px;
  background: rgba(184, 107, 53, 0.12);
  color: var(--ink);
  text-align: center;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 520ms ease, transform 520ms ease;
}

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

.profile-card::-webkit-scrollbar,
.milestone-list::-webkit-scrollbar {
  width: 8px;
}

.profile-card::-webkit-scrollbar-thumb,
.milestone-list::-webkit-scrollbar-thumb {
  background: rgba(15, 98, 88, 0.2);
  border-radius: 999px;
}

.contact-panel {
  max-width: 560px;
}

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

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

  .topnav a,
  .profile-link,
  .inline-link,
  .link-pill,
  .contact-email {
    transition: none;
  }
}

@media (max-width: 1180px) {
  .page-shell {
    grid-template-columns: 1fr;
  }

  .profile-card {
    position: relative;
    top: 0;
    max-height: none;
    overflow: visible;
  }
}

@media (max-width: 960px) {
  .section-heading,
  .hero-grid,
  .agenda-summary,
  .agenda-grid,
  .background-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .research-grid,
  .scope-grid,
  .publication-group-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .topnav {
    justify-content: flex-start;
  }

  .page-shell {
    padding-top: 22px;
  }

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

@media (max-width: 540px) {
  .panel,
  .profile-card {
    padding: 22px;
  }

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

  .agenda-track {
    grid-template-columns: 1fr;
  }
}