@import url('https://fonts.googleapis.com/css2?family=Raleway:wght@200;300;400&family=Libre+Baskerville:ital,wght@0,400;0,700;1,400&display=swap');

:root {
  --font-display: 'Century Gothic', 'Raleway', sans-serif;
  --font-body: 'Libre Baskerville', Georgia, serif;
  --color-text: #111;
  --color-text-secondary: #2a2a2a;
  --color-text-tertiary: #777;
  --color-border: #d4d4d4;
  --color-bg: #fff;
  --color-bg-secondary: #e8e8e5;
  --max-width: 960px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.75;
}

a { color: var(--color-text); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--color-text-tertiary); }

/* Header */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2.5rem;
}

.header-name {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--color-text-tertiary);
  text-decoration: none;
}
.header-name:hover { color: var(--color-text); }

.nav { display: flex; gap: 2rem; }
.nav a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text-tertiary);
  text-decoration: none;
  letter-spacing: 0.3px;
  padding-bottom: 2px;
}
.nav a:hover { color: var(--color-text); }
.nav a.active {
  color: var(--color-text);
  text-decoration: underline;
  text-underline-offset: 4px;
}

/* Main container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 3rem 2.5rem 5rem;
}

/* Hero section */
.hero {
  display: flex;
  gap: 3.5rem;
  align-items: flex-start;
  margin-bottom: 4.5rem;
  min-height: 480px;
}

.hero-photo {
  width: 42%;
  min-height: 520px;
  background: var(--color-bg-secondary);
  flex-shrink: 0;
  overflow: hidden;
}
.hero-photo img { width: 100%; height: 100%; object-fit: cover; display: block; }

.hero-text {
  flex: 1;
  padding-top: 2.5rem;
}

.hero-welcome {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  line-height: 1.15;
}

.hero-statement {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.hero-divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
  margin: 1.75rem 0;
}

.hero-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.hero-sub {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text-tertiary);
  line-height: 1.7;
}

.hero-cv-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-text);
  text-decoration: none;
  flex-shrink: 0;
  transition: background 0.2s;
}
.hero-cv-btn:hover { background: var(--color-bg-secondary); }

/* Section headings */
.section-divider {
  border-top: 1px solid var(--color-border);
  padding-top: 2.5rem;
  margin-bottom: 1.5rem;
}

h1.page-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1.25rem;
  letter-spacing: 1.5px;
}

h2.section-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1.25rem;
  letter-spacing: 1.5px;
}

h3.stream-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
}

h2.pub-section-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 1.5rem;
  letter-spacing: 1px;
}

/* Research intro */
.research-intro {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}
.research-intro a { color: var(--color-text); }

/* Research streams grid */
.streams-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3.5rem;
}

.stream {
  border-top: 1px solid var(--color-border);
  padding-top: 1.25rem;
}

.stream p {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.9;
  margin-bottom: 1.125rem;
}
.stream p:last-child { margin-bottom: 0; }

/* Books section */
.books-section {
  border-top: 1px solid var(--color-border);
  padding-top: 2.5rem;
  margin-bottom: 3rem;
}

.books-grid {
  display: flex;
  gap: 1.75rem;
  flex-wrap: wrap;
  margin-top: 1.75rem;
}

.book-cover { width: 115px; }
.book-cover img {
  width: 115px;
  height: 160px;
  object-fit: cover;
  border: 1px solid var(--color-border);
  display: block;
}
.book-cover-placeholder {
  width: 115px;
  height: 160px;
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 0.6875rem;
  color: var(--color-text-tertiary);
  text-align: center;
  padding: 0.5rem;
}

/* Contact section */
.contact-section {
  border-top: 1px solid var(--color-border);
  padding-top: 2.5rem;
}

.contact-email {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--color-text);
  margin-bottom: 0.375rem;
}
.contact-email a { color: var(--color-text); }
.contact-email a:hover { color: var(--color-text-tertiary); }

.contact-affiliation {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

/* Research page photo */
.research-hero {
  width: 100%;
  max-height: 320px;
  object-fit: cover;
  display: block;
  margin-bottom: 2.5rem;
}

/* Publications page */
.pub-section {
  border-top: 1px solid var(--color-border);
  padding-top: 1.75rem;
  margin-bottom: 3rem;
}

.pub-entry {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.125rem;
}
.pub-entry:last-child { margin-bottom: 0; }
.pub-entry em, .pub-entry i { font-style: italic; }

.manuscript-entry { margin-bottom: 2rem; }
.manuscript-entry:last-child { margin-bottom: 0; }

.manuscript-title {
  font-size: 0.8125rem;
  color: var(--color-text);
  line-height: 1.8;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.manuscript-abstract {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  line-height: 1.8;
}

/* Page intro */
.page-intro {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
}
.page-intro a { color: var(--color-text); }

/* ENDURE page */
.endure-subtitle {
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-text-tertiary);
  font-style: italic;
  margin-bottom: 2.5rem;
  line-height: 1.6;
}

.endure-body p {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.85;
  margin-bottom: 1.5rem;
}

.project-details {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem 2rem;
  font-size: 0.8125rem;
}
.project-details dt { color: var(--color-text-tertiary); font-family: var(--font-display); }
.project-details dd { color: var(--color-text-secondary); }

.output-note {
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
  font-style: italic;
  margin-top: 1.25rem;
}

/* CV page */
.cv-body {
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin-bottom: 1.75rem;
}

.cv-download {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--color-text);
  text-decoration: none;
  border: 1px solid var(--color-border);
  padding: 0.625rem 1.5rem;
  letter-spacing: 0.3px;
  transition: background 0.2s;
}
.cv-download:hover { background: var(--color-bg-secondary); }

/* Footer */
.footer {
  border-top: 1px solid var(--color-border);
  padding-top: 1.75rem;
  margin-top: 3.5rem;
  font-size: 0.8125rem;
  color: var(--color-text-tertiary);
}

/* Responsive */
@media (max-width: 768px) {
  .header {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 1.25rem 1.5rem;
  }
  .nav { gap: 1.25rem; }
  .container { padding: 2rem 1.5rem 3.5rem; }
  .hero { flex-direction: column; gap: 1.5rem; min-height: auto; }
  .hero-photo { width: 60%; min-height: 300px; }
  .hero-welcome { font-size: 2.25rem; }
  .hero-text { padding-top: 0; }
  .streams-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .project-details { grid-template-columns: 1fr; gap: 0.25rem; }
  .project-details dt { margin-top: 0.75rem; }
  .research-hero { max-height: 200px; }
}