/* Crypto News Daily - Matching grep3 design system */
:root {
  --bg: #f7f7f5;
  --bg-elevated: #ffffff;
  --text-primary: #1c1c1c;
  --text-secondary: #6b6b6b;
  --text-tertiary: #999999;
  --border: #e3e3e0;
  --border-subtle: #ececea;
  --accent: #2d2d2d;
  --accent-blue: #2c5282;
  --accent-blue-light: #e8f0f8;
  --accent-green: #276749;
  --accent-green-light: #e8f5e8;
  --accent-amber: #b45309;
  --accent-amber-light: #fef6f3;
}

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

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

body {
  font-family: 'Bricolage Grotesque', Georgia, serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Subtle grain texture overlay */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 32px;
  position: relative;
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--text-primary);
}

/* Header */
.site-header {
  padding: 48px 0 36px;
  border-bottom: 1px solid var(--border);
}

.site-header h1 {
  margin-bottom: 8px;
}

.site-header h1 a {
  font-size: 32px;
  font-weight: 700;
  letter-spacing: -1px;
  color: var(--text-primary);
  text-decoration: none;
}

.site-header h1 a:hover {
  color: var(--text-primary);
}

.tagline {
  font-size: 16px;
  color: var(--text-secondary);
  font-weight: 400;
}

/* Main Content */
main {
  flex: 1;
  padding: 36px 0 48px;
}

/* Section Label (monospace) */
.section-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
  margin-bottom: 20px;
}

/* Day Header */
.day-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.day-header h2 {
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.badge {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 4px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge.today {
  background: var(--accent);
  color: white;
}

/* Navigation */
.day-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  padding: 16px 20px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
}

.day-nav.bottom {
  margin-top: 32px;
  margin-bottom: 0;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 14px;
  color: var(--text-secondary);
  transition: all 0.15s ease;
}

.nav-link:hover {
  background: var(--bg);
  color: var(--text-primary);
}

.nav-link .arrow {
  font-size: 1.1em;
}

.nav-link.summary {
  background: var(--accent);
  color: white;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  font-weight: 500;
}

.nav-link.summary:hover {
  background: var(--text-primary);
  color: white;
}

/* Summary Section */
.summary-section {
  margin-bottom: 32px;
}

.summary-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px;
  margin-bottom: 24px;
}

.summary-content h3 {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  margin-top: 28px;
  margin-bottom: 12px;
}

.summary-content h3:first-child {
  margin-top: 0;
}

.summary-content p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 16px;
}

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

/* Event Cards */
.event-card {
  padding: 24px 0;
  border-bottom: 1px solid var(--border-subtle);
}

.event-card:first-child {
  padding-top: 0;
}

.event-card:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.event-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 12px;
}

.event-headline {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-primary);
  line-height: 1.4;
  margin: 0;
  flex: 1;
}

.event-rank {
  color: var(--text-tertiary);
  font-weight: 500;
}

.event-badges {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.category-badge {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 4px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  background: var(--border-subtle);
  color: var(--text-secondary);
}

.category-badge.category-market {
  background: #e8f5e8;
  color: #276749;
}

.category-badge.category-regulation {
  background: #fef6f3;
  color: #b45309;
}

.category-badge.category-technology {
  background: #e8f0f8;
  color: #2c5282;
}

.category-badge.category-business {
  background: #f3e8f8;
  color: #6b46c1;
}

.category-badge.category-security {
  background: #fef2f2;
  color: #c53030;
}

.popularity-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  padding: 4px 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
}

.popularity-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
}

.event-summary {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
  margin-bottom: 14px;
}

/* Inline References */
.inline-references {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  padding-top: 10px;
  border-top: 1px solid var(--border-subtle);
  margin-top: 4px;
}

.refs-label {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 10px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-tertiary);
  margin-right: 4px;
}

.inline-ref {
  font-size: 12px;
  color: var(--accent-blue);
  font-weight: 500;
}

.inline-ref:hover {
  color: var(--text-primary);
  text-decoration: underline;
}

.ref-separator {
  color: var(--border);
  font-size: 12px;
}

/* References Section */
.references-section {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 24px;
}

.references-section h3 {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-tertiary);
  margin-bottom: 16px;
}

.references-list {
  list-style: none;
}

.reference-item {
  padding: 10px 0;
  font-size: 14px;
  border-bottom: 1px solid var(--border-subtle);
}

.reference-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.reference-item a {
  color: var(--accent-blue);
  font-weight: 500;
}

.reference-item a:hover {
  color: var(--text-primary);
}

.reference-item .source-name {
  color: var(--text-tertiary);
  font-size: 13px;
}

/* Summary Meta */
.summary-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 20px;
  font-size: 13px;
  color: var(--text-tertiary);
}

.summary-meta .generated-at {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
}

.view-raw {
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  padding: 6px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  transition: all 0.15s ease;
}

.view-raw:hover {
  background: var(--bg-elevated);
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

/* Items List (Raw view) */
.items-section {
  margin-bottom: 32px;
}

.items-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.item-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 24px;
  transition: border-color 0.2s ease;
}

.item-card:hover {
  border-color: var(--text-tertiary);
}

.item-header {
  display: flex;
  gap: 10px;
  margin-bottom: 12px;
}

.source-badge {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent-blue-light);
  border: 1px solid #b8d0e8;
  border-radius: 4px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-blue);
}

.score-badge {
  display: inline-block;
  padding: 4px 10px;
  background: var(--accent-green-light);
  border: 1px solid #b8e0b8;
  border-radius: 4px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  font-weight: 500;
  color: var(--accent-green);
}

.item-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 10px;
  line-height: 1.4;
  letter-spacing: -0.2px;
}

.item-title a {
  color: var(--text-primary);
}

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

.item-content {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 12px;
}

.item-meta {
  display: flex;
  gap: 20px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 11px;
  color: var(--text-tertiary);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 64px 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.empty-state h3 {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.3px;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.empty-state p {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 8px;
}

/* Error Section */
.error-section {
  text-align: center;
  padding: 64px 32px;
}

.error-section h2 {
  color: var(--accent-amber);
  font-size: 24px;
  font-weight: 600;
  margin-bottom: 12px;
}

.error-message {
  color: var(--text-secondary);
  font-size: 15px;
  margin-bottom: 24px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 13px;
  font-weight: 500;
  padding: 12px 20px;
  background: var(--accent);
  color: white;
  border-radius: 6px;
  transition: all 0.15s ease;
}

.back-link:hover {
  background: var(--text-primary);
  color: white;
  transform: translateY(-1px);
}

/* Footer */
.site-footer {
  background: var(--bg-elevated);
  border-top: 1px solid var(--border);
  padding: 32px 0;
  margin-top: auto;
}

.site-footer p {
  color: var(--text-tertiary);
  font-size: 13px;
  text-align: center;
  margin-bottom: 4px;
}

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

/* Responsive */
@media (max-width: 640px) {
  .container {
    padding: 0 20px;
  }

  .site-header {
    padding: 40px 0 28px;
  }

  .site-header h1 a {
    font-size: 26px;
  }

  .day-header {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .day-header h2 {
    font-size: 24px;
  }

  .day-nav {
    flex-direction: column;
    gap: 8px;
    padding: 16px;
  }

  .nav-link {
    width: 100%;
    justify-content: center;
  }

  .summary-content {
    padding: 24px;
  }

  .summary-meta {
    flex-direction: column;
    gap: 12px;
    align-items: flex-start;
  }

  .item-card {
    padding: 20px;
  }

  .item-meta {
    flex-direction: column;
    gap: 6px;
  }

  .event-header {
    flex-direction: column;
    gap: 10px;
  }

  .event-badges {
    flex-wrap: wrap;
  }

  .inline-references {
    gap: 4px;
  }
}