/* ==========================================================================
   Jeffrey Byrne - byrne.ai
   Grey/white minimal theme matching WordPress original
   ========================================================================== */

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.05rem;
  line-height: 1.8;
  color: #333;
  background-color: #fff;
  text-align: justify;
}

/* Layout: centered column */
.site-wrapper {
  max-width: 980px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  padding: 48px 0 12px;
  border-bottom: 1px solid #e0e0e0;
  margin-bottom: 36px;
}

.site-title {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.65rem;
  font-weight: 700;
  color: #222;
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-title:hover {
  color: #555;
}

.site-subtitle {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 400;
  color: #888;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 2px;
  margin-bottom: 28px;
}

/* Navigation */
.site-nav {
  margin-top: 0;
}

/* Social icons */
.social-icons {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
}

.social-icons a {
  color: #999;
  text-decoration: none;
  transition: color 0.2s ease;
  display: flex;
  align-items: center;
}

.social-icons a:hover {
  color: #222;
  text-decoration: none;
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 28px;
  padding: 0;
}

.site-nav a {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 400;
  color: #666;
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 2px;
  transition: color 0.2s ease;
}

.site-nav a:hover {
  color: #222;
}

.site-nav a.active {
  color: #222;
  font-weight: 600;
}

/* Main Content */
.site-content {
  padding: 0;
}

/* Page titles */
h1.page-title {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: #222;
  margin-bottom: 24px;
  letter-spacing: -0.01em;
}

h2 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: #333;
  margin-top: 32px;
  margin-bottom: 12px;
}

h3 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  color: #444;
  margin-top: 24px;
  margin-bottom: 8px;
}

/* Paragraphs */
p {
  margin-bottom: 18px;
  color: #444;
}

/* Links */
a {
  color: #4a7298;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #2c5070;
  text-decoration: underline;
}

/* About page specific */
.about-content {
  font-size: 1rem;
  line-height: 1.85;
  text-align: justify;
}

.about-content p,
.about-content > * {
  text-align: justify;
}

/* Force justify on all main content */
.site-content p {
  text-align: justify;
}

/* Publications */
.publications-list {
  list-style: none;
  padding: 0;
}

.publications-list li {
  margin-bottom: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid #f0f0f0;
  font-size: 0.92rem;
  line-height: 1.65;
  color: #444;
}

.publications-list li:last-child {
  border-bottom: none;
}

.pub-links {
  margin-top: 4px;
  font-size: 0.85rem;
}

.pub-links a {
  margin-right: 4px;
}

.pub-title {
  font-weight: 600;
  color: #333;
}

.pub-venue {
  font-style: italic;
  color: #666;
}

.pub-award {
  color: #b8860b;
  font-weight: 600;
  font-size: 0.82rem;
}

.pub-year {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-top: 28px;
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid #e8e8e8;
}

/* Essays list */
.essays-list {
  list-style: none;
  padding: 0;
}

.essays-list li {
  margin-bottom: 24px;
}

.essay-link {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  color: #333;
  text-decoration: none;
}

.essay-link:hover {
  color: #4a7298;
  text-decoration: none;
}

.essay-date {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  color: #999;
  display: block;
  margin-top: 2px;
}

.essay-summary {
  font-size: 0.9rem;
  color: #666;
  margin-top: 4px;
}

/* Single essay */
.essay-header {
  margin-bottom: 32px;
}

.essay-header h1 {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 1.65rem;
  font-weight: 700;
  color: #222;
  line-height: 1.35;
  margin-bottom: 8px;
}

.essay-meta {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.78rem;
  color: #999;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.essay-body {
  font-size: 1.02rem;
  line-height: 1.85;
}

.essay-body p {
  margin-bottom: 20px;
}

.essay-body blockquote {
  border-left: 3px solid #ddd;
  padding-left: 20px;
  margin: 24px 0;
  color: #666;
  font-style: italic;
}

.essay-body img {
  max-width: 100%;
  height: auto;
  margin: 24px 0;
}

.essay-body code {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
  font-size: 0.88em;
  background: #f5f5f5;
  padding: 2px 6px;
  border-radius: 3px;
}

.essay-body pre {
  background: #f5f5f5;
  padding: 16px 20px;
  border-radius: 4px;
  overflow-x: auto;
  margin: 24px 0;
}

.essay-body pre code {
  background: none;
  padding: 0;
}

/* Contact */
.contact-content {
  font-size: 1rem;
  line-height: 1.85;
}

/* Footer */
.site-footer {
  border-top: 1px solid #e0e0e0;
  padding: 24px 0 48px;
  margin-top: 36px;
}

.site-footer p {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 0.75rem;
  color: #aaa;
  text-align: center;
}

/* Responsive */
@media (max-width: 640px) {
  .site-header {
    padding-top: 32px;
  }

  .site-title {
    font-size: 1.35rem;
  }

  .site-nav ul {
    gap: 18px;
  }

  .site-nav a {
    font-size: 0.8rem;
  }

  .essay-header h1 {
    font-size: 1.35rem;
  }
}