/* Charlie Kilpatrick — Academic site */

:root {
  --bg: #faf9f7;
  --text: #1a1a1a;
  --text-muted: #4a4a4a;
  --accent: #2c5282;
  --accent-hover: #1a365d;
  --border: #e2e0db;
  --serif: "Cormorant Garamond", Georgia, serif;
  --sans: "DM Sans", -apple-system, BlinkMacSystemFont, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  background: rgba(250, 249, 247, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  gap: 1.5rem;
  justify-content: center;
  flex-wrap: wrap;
}

.nav a {
  font-size: 0.9rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.nav a:hover {
  color: var(--text);
  text-decoration: none;
}

/* Main content */
main {
  max-width: 720px;
  margin: 0 auto;
  padding: 6rem 1.5rem 4rem;
}

/* Hero */
.hero {
  min-height: 50vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem 0;
}

.home-hero .hero-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 1.5rem;
}

.profile-photo-wrap {
  flex-shrink: 0;
}

.profile-photo {
  width: 100%;
  max-width: 260px;
  height: auto;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: 50%;
  display: block;
}

.home-hero .name {
  margin: 0;
}

.name {
  font-family: var(--serif);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 600;
  margin: 0 0 1rem;
  line-height: 1.15;
}

.page-title .name {
  margin-bottom: 0;
}

.page-title {
  padding: 1rem 0 2rem;
  text-align: center;
}

/* Section common */
section {
  margin-bottom: 4rem;
}

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  margin: 0 0 0.75rem;
}

/* Contact */
.contact-name {
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0 0 0.25rem;
}

.contact-org {
  color: var(--text-muted);
  margin: 0 0 1rem;
  font-size: 0.95rem;
}

.contact-details {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.8;
}

/* Bio */
.bio p {
  margin: 0 0 1rem;
  font-size: 1.05rem;
}

.bio p:last-child {
  margin-bottom: 0;
}

/* Research */
.research p {
  margin: 0 0 1rem;
}

.research-topics {
  margin: 0;
  padding-left: 1.25rem;
  color: var(--text-muted);
}

.research-topics li {
  margin-bottom: 0.35rem;
}

/* Research page (full content) */
main.research-page {
  max-width: 800px;
}

.research-section {
  margin-bottom: 3.5rem;
}

.research-section:last-of-type {
  margin-bottom: 0;
}

.research-heading {
  font-family: var(--serif);
  font-size: 1.75rem;
  font-weight: 600;
  margin: 0 0 1.25rem;
  line-height: 1.25;
}

.research-figure {
  margin: 0 0 1.25rem;
}

.research-figure img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  border: 1px solid var(--border);
  border-radius: 2px;
}

.research-figure figcaption {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-top: 0.65rem;
}

.research-section > p {
  margin: 0 0 1rem;
}

.research-pubs {
  margin: 1.25rem 0 0;
  padding-left: 1.25rem;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.research-pubs li {
  margin-bottom: 0.65rem;
}

.research-pubs a {
  font-weight: 500;
}

.research-media-links {
  font-size: 0.95rem;
  margin-top: 1rem !important;
  margin-bottom: 0 !important;
}

/* Publications */
.publications-intro {
  margin: 0 0 2.5rem;
  color: var(--text-muted);
}

.pub-list {
  margin: 0;
  padding-left: 1.35rem;
}

.pub-item {
  margin-bottom: 1.75rem;
  padding-left: 0.35rem;
}

.pub-item:last-child {
  margin-bottom: 0;
}

.pub-title {
  display: block;
  font-weight: 600;
  margin-bottom: 0.35rem;
  line-height: 1.45;
}

.pub-meta {
  display: block;
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 0.25rem;
}

.pub-links {
  font-size: 0.95rem;
}

/* CV */
main.cv-page {
  max-width: 960px;
}

.cv p {
  margin: 0;
}

.cv-viewer-wrap {
  margin: 0 0 1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
  background: #e8e6e3;
}

.cv-viewer {
  display: block;
  width: 100%;
  height: min(85vh, 1100px);
  min-height: 480px;
  border: 0;
}

.cv-download {
  margin: 0 0 0.5rem;
  text-align: center;
}

.cv-link {
  font-weight: 500;
}

@media (max-width: 600px) {
  .cv-viewer {
    min-height: 60vh;
    height: 70vh;
  }
}

/* Site nav */
.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
}

.nav-group h3 {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin: 0 0 0.5rem;
}

.nav-group a {
  display: block;
  margin-bottom: 0.35rem;
}

/* Footer */
.site-footer {
  text-align: center;
  padding: 2rem 1.5rem;
  border-top: 1px solid var(--border);
  margin-top: 3rem;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  font-weight: 500;
}

.copyright {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin: 0;
}

@media (max-width: 600px) {
  .site-header {
    padding: 0.75rem 1rem;
  }

  main {
    padding-top: 5rem;
  }

  .hero {
    min-height: 40vh;
  }

  .profile-photo {
    max-width: 200px;
  }
}