/* AJAIR - The Artificial Journal of Artificial Intelligency Research */
/* Design principle: indistinguishable from a real open-access journal */

:root {
  --color-primary: #1a3a5c;
  --color-secondary: #2c5f8a;
  --color-accent: #8b1a1a;
  --color-bg: #ffffff;
  --color-bg-alt: #f7f8fa;
  --color-text: #2d2d2d;
  --color-text-light: #5a6a7a;
  --color-border: #d8dde3;
  --color-link: #1a5276;
  --font-serif: 'Charter', 'Bitstream Charter', 'Sitka Text', Cambria, Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --max-width: 960px;
}

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

html {
  font-size: 17px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-serif);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
}

/* Header / Masthead */
.site-header {
  background: var(--color-primary);
  color: #fff;
  border-bottom: 4px solid var(--color-accent);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.5rem 1.5rem 1.2rem;
}

.journal-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin-bottom: 0.2rem;
}

.journal-subtitle {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 400;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Navigation */
.site-nav {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
  display: flex;
  gap: 0;
}

.nav-inner a {
  font-family: var(--font-sans);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  padding: 0.7rem 1rem;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s, color 0.15s;
}

.nav-inner a:hover,
.nav-inner a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

/* Main Content */
.content {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1.5rem 3rem;
}

/* Article listings */
.issue-header {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--color-text-light);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.track-label {
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  display: inline-block;
  margin-bottom: 0.5rem;
}

.track-genuine {
  background: #e8f0e8;
  color: #2d5a2d;
}

.track-satirical {
  background: #f0e8e8;
  color: #5a2d2d;
}

.article-entry {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}

.article-entry:last-child {
  border-bottom: none;
}

.article-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 0.3rem;
}

.article-title a {
  color: var(--color-text);
  text-decoration: none;
}

.article-title a:hover {
  color: var(--color-link);
}

.article-authors {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.article-abstract {
  font-size: 0.92rem;
  color: var(--color-text);
  line-height: 1.65;
}

.article-meta {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-light);
  margin-top: 0.5rem;
}

.article-meta span {
  margin-right: 1rem;
}

/* Page content (about, guidelines, etc.) */
.page-title {
  font-family: var(--font-serif);
  font-size: 1.65rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.25;
}

.page-content h2 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
}

.page-content h3 {
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--color-text);
}

.page-content p {
  margin-bottom: 1rem;
}

.page-content blockquote {
  border-left: 3px solid var(--color-border);
  padding-left: 1rem;
  margin: 1rem 0;
  color: var(--color-text-light);
  font-style: italic;
}

.page-content ul, .page-content ol {
  margin: 0.75rem 0 1rem 1.5rem;
}

.page-content li {
  margin-bottom: 0.35rem;
}

.page-content a {
  color: var(--color-link);
}

/* Board member cards */
.board-member {
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-border);
}

.board-member:last-child {
  border-bottom: none;
}

.board-member-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
}

.board-member-affiliation {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  color: var(--color-text-light);
}

.board-member-role {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  font-style: italic;
  color: var(--color-secondary);
  margin-bottom: 0.4rem;
}

.board-member-bio {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* Footer */
.site-footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 1.5rem;
  text-align: center;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  color: var(--color-text-light);
}

.site-footer a {
  color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 640px) {
  html { font-size: 16px; }
  .journal-title { font-size: 1.35rem; }
  .nav-inner { flex-wrap: wrap; }
  .nav-inner a { padding: 0.5rem 0.7rem; font-size: 0.78rem; }
}