/* The AI Pulse - Retro Newspaper Design */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@400;700;900&family=Source+Serif+4:wght@400;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root {
  --paper-bg: #F5F2EB;
  --paper-dark: #E8E4DB;
  --ink-black: #1A1A1A;
  --ink-dark: #2D2D2D;
  --ink-medium: #4A4A4A;
  --ink-light: #6B6B6B;
  --accent-red: #8B2635;
  --accent-blue: #1E4D7B;
  --border-dark: #1A1A1A;
  --border-medium: #8B8B8B;
  --border-light: #C5C5C5;
}

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

body {
  font-family: 'Source Serif 4', Georgia, serif;
  background: linear-gradient(135deg, #D4D0C8 0%, #E8E4DB 100%);
  color: var(--ink-black);
  line-height: 1.6;
  min-height: 100vh;
}

/* Paper texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: 1000;
}

/* Container */
.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 20px;
}

/* Paper */
.paper {
  background: var(--paper-bg);
  box-shadow: 
    0 2px 4px rgba(0,0,0,0.1),
    0 8px 16px rgba(0,0,0,0.1),
    0 16px 32px rgba(0,0,0,0.15),
    inset 0 0 80px rgba(0,0,0,0.03);
  padding: 40px 50px;
  margin: 20px 0;
  position: relative;
}

/* Vintage paper edge effect */
.paper::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border: 1px solid var(--border-light);
  pointer-events: none;
}

/* Masthead */
.masthead {
  text-align: center;
  border-bottom: 3px double var(--border-dark);
  padding-bottom: 20px;
  margin-bottom: 20px;
}

.masthead-title {
  font-family: 'Playfair Display', serif;
  font-size: 3.5rem;
  font-weight: 900;
  letter-spacing: 0.05em;
  margin-bottom: 5px;
  text-transform: uppercase;
}

.masthead-title .ai {
  color: var(--accent-red);
}

.masthead-subtitle {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--ink-medium);
  margin-bottom: 15px;
}

.masthead-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ink-light);
  border-top: 1px solid var(--border-dark);
  padding-top: 10px;
}

/* Issue info */
.issue-header {
  border-bottom: 1px solid var(--border-medium);
  padding-bottom: 15px;
  margin-bottom: 25px;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}

.issue-number {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 700;
}

.issue-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  color: var(--ink-medium);
}

/* Sections */
.section {
  margin-bottom: 30px;
}

.section-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 15px;
  padding-bottom: 5px;
  border-bottom: 2px solid var(--border-dark);
  display: flex;
  align-items: center;
  gap: 10px;
}

.section-title .icon {
  font-size: 1.2rem;
}

/* Articles */
.article {
  margin-bottom: 20px;
  padding-left: 15px;
  border-left: 2px solid var(--border-light);
}

.article-title {
  font-family: 'Playfair Display', serif;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 8px;
}

.article-title a {
  color: var(--ink-black);
  text-decoration: none;
  transition: color 0.2s;
}

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

.article-source {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-red);
  margin-bottom: 5px;
}

.article-excerpt {
  font-size: 0.95rem;
  color: var(--ink-dark);
  line-height: 1.7;
}

/* Lists */
.news-list {
  list-style: none;
}

.news-item {
  padding: 12px 0;
  border-bottom: 1px dotted var(--border-light);
  display: flex;
  gap: 15px;
  align-items: baseline;
}

.news-item:last-child {
  border-bottom: none;
}

.news-bullet {
  color: var(--accent-red);
  font-weight: bold;
  font-size: 1.2rem;
  line-height: 1;
}

.news-content {
  flex: 1;
}

.news-headline {
  font-weight: 600;
  margin-bottom: 3px;
}

.news-headline a {
  color: var(--ink-black);
  text-decoration: none;
}

.news-headline a:hover {
  color: var(--accent-blue);
  text-decoration: underline;
}

.news-blurb {
  font-size: 0.9rem;
  color: var(--ink-medium);
}

/* Source links */
.source-link {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  color: var(--accent-blue);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 5px;
}

.source-link:hover {
  text-decoration: underline;
}

.source-link::before {
  content: '→';
}

/* Tables */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 15px 0;
  font-size: 0.9rem;
}

.data-table th {
  font-family: 'Playfair Display', serif;
  font-weight: 700;
  text-align: left;
  padding: 10px;
  border-bottom: 2px solid var(--border-dark);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.75rem;
}

.data-table td {
  padding: 10px;
  border-bottom: 1px solid var(--border-light);
  vertical-align: top;
}

.data-table tr:hover {
  background: var(--paper-dark);
}

/* Stats box */
.stats-box {
  background: var(--paper-dark);
  border: 1px solid var(--border-medium);
  padding: 20px;
  margin: 20px 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 20px;
  text-align: center;
}

.stat-item .stat-number {
  font-family: 'Playfair Display', serif;
  font-size: 1.8rem;
  font-weight: 900;
  color: var(--accent-red);
  display: block;
}

.stat-item .stat-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--ink-medium);
}

/* Footer */
.newspaper-footer {
  text-align: center;
  padding-top: 20px;
  margin-top: 30px;
  border-top: 3px double var(--border-dark);
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--ink-light);
}

/* Archive list */
.archive-list {
  list-style: none;
}

.archive-item {
  padding: 15px 0;
  border-bottom: 1px solid var(--border-light);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background 0.2s;
}

.archive-item:hover {
  background: var(--paper-dark);
  margin: 0 -15px;
  padding-left: 15px;
  padding-right: 15px;
}

.archive-date {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.85rem;
  color: var(--ink-medium);
}

.archive-title {
  font-family: 'Playfair Display', serif;
  font-weight: 600;
  color: var(--ink-black);
  text-decoration: none;
}

.archive-title:hover {
  color: var(--accent-blue);
}

/* Navigation */
.nav-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.75rem;
}

.nav-link {
  color: var(--ink-medium);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  transition: color 0.2s;
}

.nav-link:hover {
  color: var(--accent-blue);
}

/* Divider */
.divider {
  height: 1px;
  background: linear-gradient(to right, transparent, var(--border-medium), transparent);
  margin: 30px 0;
}

/* Promo video section */
.promo-section {
  margin: 30px 0;
  text-align: center;
}

.promo-caption {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 0.8rem;
  color: var(--ink-light);
  margin-top: 15px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* Quote */
.quote-box {
  border-left: 3px solid var(--accent-red);
  padding-left: 20px;
  margin: 20px 0;
  font-style: italic;
  color: var(--ink-medium);
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 10px;
  }
  
  .paper {
    padding: 25px 20px;
  }
  
  .masthead-title {
    font-size: 2.2rem;
  }
  
  .masthead-meta {
    flex-direction: column;
    gap: 5px;
  }
  
  .issue-header {
    flex-direction: column;
    gap: 5px;
  }
  
  .stats-box {
    grid-template-columns: 1fr 1fr;
  }
}