:root {
  --bg: #f2efe7;
  --surface: rgba(255, 255, 255, 0.7);
  --surface-strong: #fffdf7;
  --line: rgba(22, 31, 44, 0.12);
  --text: #18212b;
  --muted: #4e5b69;
  --accent: #0f5f78;
  --accent-2: #b87432;
  --shadow: 0 18px 60px rgba(18, 31, 46, 0.08);
  --radius: 26px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(15, 95, 120, 0.14), transparent 30%),
    radial-gradient(circle at top right, rgba(184, 116, 50, 0.12), transparent 28%),
    linear-gradient(180deg, #f6f2ea 0%, #ece7dc 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image: linear-gradient(rgba(24, 33, 43, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(24, 33, 43, 0.03) 1px, transparent 1px);
  background-size: 52px 52px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.35), transparent 85%);
}

.page-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 1.25rem 0 4rem;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0 1.75rem;
}

.brand,
.site-nav a,
.button,
.publication-links a,
.contact-list a {
  text-decoration: none;
}

.brand {
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.04em;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-nav a {
  color: var(--muted);
  font-size: 0.95rem;
}

main {
  display: grid;
  gap: 1.25rem;
}

.card {
  background: var(--surface);
  backdrop-filter: blur(14px);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.6rem;
}

.hero {
  padding: 0;
  overflow: hidden;
}

.hero-cover {
  position: relative;
  min-height: 320px;
  background: linear-gradient(160deg, rgba(15, 95, 120, 0.94), rgba(13, 44, 67, 0.92));
  clip-path: polygon(0 0, 100% 0, 100% 78%, 74% 92%, 0 100%);
}

.hero-cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-cover-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 22, 31, 0.08), rgba(10, 22, 31, 0.5)),
    linear-gradient(120deg, rgba(15, 95, 120, 0.24), transparent 40%);
}

.hero-body {
  display: grid;
  grid-template-columns: 1.45fr 1fr;
  gap: 1.5rem;
  padding: 1.6rem;
  margin-top: -2.5rem;
  position: relative;
  z-index: 1;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-top: 1rem;
}

.eyebrow,
.section-label {
  margin: 0 0 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 800;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: -0.05em;
}

h1,
h2 {
  font-family: "Source Serif 4", serif;
  line-height: 0.96;
}

h1 {
  font-size: clamp(3rem, 6vw, 5.6rem);
  max-width: 10ch;
}

h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  max-width: 16ch;
}

.lead,
#about-text,
.card p,
.bullet-list,
.detail-list {
  color: var(--muted);
  line-height: 1.72;
}

.lead {
  margin: 1.2rem 0 0;
  max-width: 54ch;
  font-size: 1.06rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.8rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 160ms ease, background 160ms ease;
}

.button:hover,
.site-nav a:hover,
.publication-links a:hover,
.contact-list a:hover {
  transform: translateY(-1px);
}

.button-primary {
  background: var(--text);
  color: #fffdf7;
}

.button-secondary {
  border: 1px solid var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.45);
}

.hero-panel {
  position: relative;
  overflow: hidden;
  border-radius: calc(var(--radius) - 6px);
  background:
    linear-gradient(160deg, rgba(15, 95, 120, 0.94), rgba(13, 44, 67, 0.92)),
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), transparent);
  padding: 1.2rem;
}

.hero-panel::after {
  content: "";
  position: absolute;
  inset: auto -20% -18% auto;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.26), transparent 68%);
}

.stat-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
  height: 100%;
}

.stat-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 132px;
  padding: 1rem;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #f7fbff;
}

.stat-card strong {
  font-size: 1.9rem;
  line-height: 1;
}

.stat-card span {
  margin-top: 0.55rem;
  color: rgba(247, 251, 255, 0.82);
}

.grid-two {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.25rem;
}

.tag-list,
.publication-links,
.contact-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.tag {
  padding: 0.56rem 0.82rem;
  border-radius: 999px;
  background: rgba(15, 95, 120, 0.08);
  color: var(--text);
  border: 1px solid rgba(15, 95, 120, 0.12);
  font-size: 0.92rem;
  font-weight: 600;
}

.detail-list,
.bullet-list {
  margin: 0;
  padding-left: 1.1rem;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-note {
  font-size: 0.95rem;
  text-align: right;
}

.timeline {
  display: grid;
  gap: 1rem;
}

.timeline-item {
  display: grid;
  grid-template-columns: minmax(220px, 0.8fr) minmax(0, 1.2fr);
  gap: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

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

.timeline-title {
  font-size: 1.08rem;
  font-weight: 800;
  color: var(--text);
}

.timeline-subtitle,
.timeline-date {
  margin: 0.25rem 0 0;
  color: var(--muted);
}

.timeline-date {
  font-weight: 700;
}

.publication-stack {
  display: grid;
  gap: 1rem;
}

.publication-item {
  padding: 1rem;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--line);
}

.publication-item h3 {
  margin-top: 0.25rem;
  font-size: 1.18rem;
}

.publication-date,
.publication-source {
  margin: 0;
  color: var(--muted);
}

.publication-links {
  margin-top: 0.9rem;
}

.publication-links a,
.contact-list a {
  color: var(--accent);
  font-weight: 700;
}

.sync-points {
  display: grid;
  gap: 1rem;
  margin-top: 1.2rem;
}

.sync-points p {
  margin: 0.25rem 0 0;
}

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

.skill-groups {
  display: grid;
  gap: 1rem;
}

.skill-group {
  padding: 1rem;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.5);
}

.skill-group h3 {
  font-size: 1.05rem;
  margin-bottom: 0.75rem;
}

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

@media (max-width: 900px) {
  .hero-body,
  .grid-two,
  .timeline-item {
    grid-template-columns: 1fr;
  }

  .hero-cover {
    min-height: 240px;
    clip-path: polygon(0 0, 100% 0, 100% 84%, 62% 94%, 0 100%);
  }

  .hero-body {
    margin-top: -1.5rem;
  }

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

  .section-note {
    text-align: left;
  }

  .stat-grid {
    min-height: 320px;
  }
}

@media (max-width: 640px) {
  .page-shell {
    width: min(calc(100% - 1rem), var(--max-width));
    padding-top: 0.75rem;
  }

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

  .card {
    padding: 1.15rem;
    border-radius: 22px;
  }

  .hero {
    padding: 0;
  }

  .hero-body {
    padding: 1.15rem;
  }

  h1 {
    max-width: none;
  }

  .hero-cover {
    min-height: 200px;
  }
}