:root {
  --ink: #17201f;
  --muted: #5c6a66;
  --line: #dce4df;
  --paper: #ffffff;
  --mist: #f3f7f4;
  --sage: #6f8f83;
  --teal: #0e6f72;
  --clay: #b76546;
  --gold: #c99a2e;
  --shadow: 0 22px 60px rgba(20, 37, 35, 0.11);
}

* {
  box-sizing: border-box;
}

html {
  background: var(--mist);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body {
  margin: 0;
}

a {
  color: var(--teal);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--clay);
}

.site-header {
  align-items: center;
  background: rgba(243, 247, 244, 0.9);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(220, 228, 223, 0.9);
  display: flex;
  gap: 28px;
  justify-content: space-between;
  min-height: 76px;
  padding: 14px clamp(20px, 5vw, 72px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.brand {
  align-items: center;
  color: var(--ink);
  display: inline-flex;
  font-weight: 800;
  gap: 12px;
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  align-items: center;
  background: var(--ink);
  border-radius: 8px;
  color: white;
  display: inline-flex;
  font-size: 0.8rem;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  justify-content: flex-end;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--teal);
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  gap: clamp(28px, 6vw, 76px);
  grid-template-columns: minmax(0, 1fr) minmax(280px, 430px);
  margin: 0 auto;
  max-width: 1180px;
  min-height: calc(100vh - 76px);
  padding: clamp(48px, 8vw, 96px) clamp(20px, 5vw, 72px) 36px;
}

.hero-copy {
  align-self: center;
}

.eyebrow {
  color: var(--clay);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  line-height: 1.08;
  margin: 0;
}

h1 {
  font-size: clamp(3rem, 9vw, 7rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.9rem, 4vw, 3.3rem);
}

h3 {
  font-size: 1.2rem;
}

.lead {
  color: var(--muted);
  font-size: clamp(1.15rem, 2vw, 1.45rem);
  margin: 22px 0 0;
  max-width: 760px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-actions a,
.paper-links a,
.button-link {
  background: var(--ink);
  border: 1px solid var(--ink);
  border-radius: 8px;
  color: white;
  font-weight: 800;
  padding: 10px 14px;
  text-decoration: none;
}

.hero-actions a:nth-child(2),
.hero-actions a:nth-child(3),
.paper-links a {
  background: transparent;
  color: var(--ink);
}

.portrait {
  align-self: end;
  margin: 0;
}

.portrait-frame {
  background: #d9e2dc;
  border-radius: 8px;
  box-shadow: var(--shadow);
  overflow: hidden;
  position: relative;
}

.portrait picture {
  display: block;
}

.portrait img {
  aspect-ratio: 4 / 5;
  display: block;
  object-fit: cover;
  width: 100%;
}

.portrait-hover {
  inset: 0;
  opacity: 0;
  position: absolute;
  transition: opacity 320ms ease;
}

.portrait-frame:hover .portrait-hover {
  opacity: 1;
}

.portrait figcaption {
  color: var(--muted);
  font-size: 0.85rem;
  margin-top: 10px;
}

.section-band,
.home-grid,
.page-shell {
  margin: 0 auto;
  max-width: 1180px;
  padding: clamp(44px, 7vw, 86px) clamp(20px, 5vw, 72px);
}

.section-band {
  align-items: start;
  border-top: 1px solid var(--line);
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 0.85fr) minmax(280px, 1fr);
}

.contact-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 24px;
}

.contact-card p {
  margin: 0;
}

.contact-card p + p {
  border-top: 1px solid var(--line);
  margin-top: 18px;
  padding-top: 18px;
}

.home-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.section-heading {
  grid-column: 1 / -1;
  margin-bottom: 10px;
}

.paper-card,
.feature-link,
.note-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 12px 36px rgba(20, 37, 35, 0.08);
}

.paper-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 24px;
}

.paper-card p {
  color: var(--muted);
  margin: 0;
}

.paper-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: auto;
}

.paper-links a {
  padding: 7px 10px;
}

.page-header {
  border-bottom: 1px solid var(--line);
  margin-bottom: 34px;
  padding-bottom: 28px;
}

.page-header h1 {
  font-size: clamp(2.4rem, 6vw, 5rem);
}

.page-header p:not(.eyebrow) {
  color: var(--muted);
  font-size: 1.08rem;
  max-width: 760px;
}

.content {
  color: #24302e;
  font-size: 1rem;
}

.content h2 {
  font-size: clamp(1.5rem, 3vw, 2.4rem);
  margin: 42px 0 16px;
}

.content h3 {
  margin: 28px 0 10px;
}

.content p,
.content li {
  max-width: 900px;
}

.content li + li {
  margin-top: 10px;
}

.content ol,
.content ul {
  padding-left: 1.35rem;
}

.content .publication-list {
  counter-reset: papers;
  display: grid;
  gap: 12px;
  list-style: none;
  margin: 22px 0;
  padding: 0;
}

.publication-list li {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  counter-increment: papers;
  max-width: none;
  padding: 18px 18px 18px 58px;
  position: relative;
}

.publication-list li::before {
  color: var(--gold);
  content: counter(papers, decimal-leading-zero);
  font-weight: 800;
  left: 18px;
  position: absolute;
  top: 18px;
}

.publication-entry {
  display: grid;
  gap: 8px;
}

.publication-entry h3 {
  font-size: 1.08rem;
  line-height: 1.28;
}

.publication-meta,
.publication-authors,
.search-count,
.search-empty,
.talk-entry p {
  color: var(--muted);
  margin: 0;
}

.publication-meta {
  display: flex;
  flex-wrap: wrap;
  font-size: 0.86rem;
  font-weight: 700;
  gap: 8px;
}

.publication-meta span + span::before {
  color: var(--line);
  content: "/";
  margin-right: 8px;
}

.publication-tools {
  align-items: end;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 8px 14px;
  grid-template-columns: minmax(180px, 1fr) auto;
  margin: 18px 0;
  padding: 16px;
}

.publication-tools label {
  color: var(--ink);
  font-weight: 800;
  grid-column: 1 / -1;
}

.search-box input {
  appearance: none;
  background: #fbfdfb;
  border: 1px solid var(--line);
  border-radius: 8px;
  color: var(--ink);
  font: inherit;
  min-height: 44px;
  padding: 10px 12px;
  width: 100%;
}

.search-box input:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(14, 111, 114, 0.14);
  outline: none;
}

.search-count {
  font-size: 0.9rem;
  font-weight: 700;
  padding-bottom: 10px;
  white-space: nowrap;
}

.search-empty {
  background: rgba(255, 255, 255, 0.72);
  border: 1px dashed var(--line);
  border-radius: 8px;
  max-width: none;
  padding: 16px;
}

.talk-list {
  display: grid;
  gap: 10px;
  list-style: none;
  padding: 0;
}

.talk-list li,
.compact-list li {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--line);
  border-radius: 8px;
  max-width: none;
  padding: 14px 16px;
}

.talk-entry {
  display: grid;
  gap: 8px;
}

.talk-entry h3 {
  font-size: 1rem;
  line-height: 1.3;
}

.link-grid {
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 28px;
}

.feature-link {
  color: var(--ink);
  display: block;
  min-height: 112px;
  padding: 20px;
  text-decoration: none;
}

.feature-link span {
  display: block;
  font-weight: 800;
}

.feature-link small {
  color: var(--muted);
  display: block;
  margin-top: 10px;
}

.note-card {
  margin: 20px 0;
  padding: 20px;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  margin: 20px auto 0;
  max-width: 1180px;
  padding: 28px clamp(20px, 5vw, 72px) 44px;
}

@media (max-width: 860px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .hero,
  .section-band,
  .home-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .portrait {
    max-width: 420px;
  }
}

@media (max-width: 560px) {
  .site-header {
    position: static;
  }

  .site-nav a {
    font-size: 0.86rem;
  }

  .hero-actions a {
    flex: 1 1 auto;
    text-align: center;
  }

  .publication-list li {
    padding: 48px 16px 16px;
  }

  .publication-list li::before {
    top: 14px;
  }

  .publication-tools {
    grid-template-columns: 1fr;
  }

  .search-count {
    padding-bottom: 0;
    white-space: normal;
  }
}