* {
  box-sizing: border-box;
}

:root {
  --bg: #f4f1eb;
  --paper: #ffffff;
  --ink: #1e2430;
  --muted: #5d6675;
  --line: #d8dce3;
  --navy: #11263f;
  --navy-2: #1a3555;
  --gold: #b8924f;
  --soft: #eef2f7;
}

body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
}

h1, h2, h3 {
  font-family: 'Merriweather', serif;
  line-height: 1.25;
}

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  background: rgba(255,255,255,0.92);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(8px);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
  flex-wrap: wrap;
}

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

.brand-mark {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--navy), var(--navy-2));
  color: white;
  display: grid;
  place-items: center;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.brand-kicker,
.section-kicker,
.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.77rem;
  font-weight: 700;
  color: var(--gold);
}

.brand-name {
  font-weight: 700;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  gap: 22px;
  flex-wrap: wrap;
}

.nav-links a {
  font-weight: 600;
  color: var(--muted);
}

.hero {
  background: linear-gradient(135deg, var(--navy), #223d60 60%, #2b496f);
  color: white;
  padding: 84px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.85fr;
  gap: 42px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.3rem, 4vw, 4.4rem);
  margin: 14px 0 20px;
}

.hero-text {
  max-width: 760px;
  color: #d8e1ec;
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 20px;
  border-radius: 999px;
  font-weight: 700;
  border: 1px solid rgba(255,255,255,0.18);
}

.btn-primary {
  background: white;
  color: var(--navy);
}

.btn-secondary {
  background: rgba(255,255,255,0.08);
  color: white;
}

.hero-profile-links {
  margin-top: 14px;
  font-size: 0.95rem;
}

.hero-profile-links a {
  color: #d8e1ec;
  text-decoration: none;
  font-weight: 500;
}

.hero-profile-links a:hover {
  text-decoration: underline;
}

.hero-profile-links span {
  margin: 0 6px;
  color: #9fb3c8;
}

.hero-card,
.panel,
.card,
.mini-card,
.contact-box,
.pub-card,
.year-card,
.contact-profile {
  border-radius: 24px;
  box-shadow: 0 12px 34px rgba(16, 29, 48, 0.08);
}

.hero-card {
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.14);
  padding: 28px;
}

.card-label {
  color: #c9d5e2;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.76rem;
  font-weight: 700;
}

.stats {
  margin-top: 22px;
  display: grid;
  gap: 14px;
}

.stat {
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(255,255,255,0.08);
}

.stat strong,
.contact-item strong,
.contact-profile strong {
  display: block;
  margin-bottom: 4px;
}

.section {
  padding: 82px 0;
}

.section-alt {
  background: #eef2f6;
}

.two-col {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 34px;
  align-items: start;
}

.panel {
  background: white;
  border: 1px solid var(--line);
  padding: 28px;
}

.panel.dark {
  background: linear-gradient(180deg, var(--navy), #1d3552);
  color: white;
  border: none;
}

.section-kicker.light {
  color: #d8bf84;
}

.clean-list {
  margin: 0;
  padding-left: 20px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  margin-top: 28px;
}

.card {
  background: white;
  border: 1px solid var(--line);
  padding: 26px;
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 22px;
}

.mini-card {
  background: white;
  border: 1px solid var(--line);
  padding: 18px;
}

.mini-card span,
.contact-item span {
  display: block;
  color: var(--muted);
}

.publications,
.pub-list {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.publication,
.pub-card {
  background: white;
  border: 1px solid var(--line);
  border-left: 5px solid var(--gold);
  border-radius: 18px;
  padding: 18px 18px 18px 20px;
}

.page-hero {
  background: linear-gradient(180deg, #f8fafc, #eef3f8);
  border-bottom: 1px solid var(--line);
  padding: 48px 0;
}

.page-hero h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  margin-bottom: 10px;
}

.conference-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  margin-top: 24px;
}

.year-card {
  background: white;
  border: 1px solid var(--line);
  padding: 20px;
}

.year-card h3 {
  font-family: 'Inter', sans-serif;
  font-size: 1.05rem;
  color: var(--navy);
  margin-bottom: 10px;
}

.event {
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px solid var(--line);
}

.event:first-of-type {
  padding-top: 0;
  margin-top: 0;
  border-top: none;
}

.event strong {
  display: block;
  margin-bottom: 4px;
}

.contact-box {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 28px;
  background: white;
  border: 1px solid var(--line);
  padding: 30px;
}

.contact-grid {
  display: grid;
  gap: 16px;
}

.contact-item,
.contact-profile {
  background: var(--soft);
  border-radius: 18px;
  padding: 18px;
  border: 1px solid var(--line);
}

.contact-links a {
  display: inline-block;
  margin-top: 6px;
  color: var(--ink);
  text-decoration: none;
}

.contact-links a:hover {
  text-decoration: underline;
}

.site-footer {
  padding: 24px 0 36px;
  border-top: 1px solid var(--line);
  background: #f7f8fb;
  color: var(--muted);
}

.footer-flex {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

@media (max-width: 900px) {
  .hero-grid,
  .two-col,
  .contact-box,
  .cards,
  .mini-grid,
  .conference-grid {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 640px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .hero {
    padding: 64px 0;
  }

  .section {
    padding: 62px 0;
  }

  .brand-name {
    font-size: 1rem;
  }
}