/* Bruxelles Agenda — Global Styles */
* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #fafafa;
  --surface: #ffffff;
  --text: #111111;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  --border: #eeeeee;
  --accent: #111111;
  --accent-light: #f5f5f5;
}

body {
  font-family: 'DM Sans', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* Header */
header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  max-width: 1400px;
  margin: 0 auto;
}

.logo {
  font-family: 'DM Serif Display', serif;
  font-size: 1.75rem;
  color: var(--text);
  text-decoration: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.search-btn {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--surface);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.875rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
}

.btn-dark {
  background: var(--accent);
  color: white;
}

/* Date Nav */
.date-nav {
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.date-nav-inner {
  display: flex;
  max-width: 1400px;
  margin: 0 auto;
  overflow-x: auto;
  scrollbar-width: none;
}

.date-nav-inner::-webkit-scrollbar { display: none; }

.date-tab {
  padding: 1rem 1.5rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  position: relative;
}

.date-tab:hover { color: var(--text); }
.date-tab.active { color: var(--text); font-weight: 600; }
.date-tab.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1.5rem;
  right: 1.5rem;
  height: 2px;
  background: var(--text);
}

.date-tab .count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  background: var(--accent-light);
  border-radius: 10px;
  font-size: 0.75rem;
  margin-left: 0.5rem;
  padding: 0 6px;
}

.date-tab.active .count {
  background: var(--text);
  color: white;
}

/* Main */
main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 2rem 1.5rem 4rem;
}

/* Breadcrumb */
.breadcrumb {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

.breadcrumb a {
  color: var(--text-secondary);
  text-decoration: none;
}

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

/* Page Title */
.page-title {
  font-family: 'DM Serif Display', serif;
  font-size: 2.5rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.page-subtitle {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

/* Filters */
.filters {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 2rem;
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: 0.5rem;
}

.filters::-webkit-scrollbar { display: none; }

.filter-btn {
  padding: 0.5rem 1rem;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 500;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  cursor: pointer;
  white-space: nowrap;
  text-decoration: none;
}

.filter-btn:hover { border-color: var(--text); color: var(--text); }
.filter-btn.active { background: var(--text); border-color: var(--text); color: white; }

/* Sections */
.section { margin-bottom: 3rem; }

.section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.25rem;
}

.section-title {
  font-family: 'DM Serif Display', serif;
  font-size: 1.75rem;
  font-weight: 400;
}

.section-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text);
  text-decoration: none;
}

/* Event Grid */
.event-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.event-card {
  background: var(--surface);
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: transform 0.2s, box-shadow 0.2s;
}

.event-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.08);
}

.event-image {
  aspect-ratio: 16/10;
  background-size: cover;
  background-position: center;
  position: relative;
}

.event-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--surface);
  padding: 0.25rem 0.625rem;
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
}

.event-content { padding: 1rem; }

.event-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.event-meta .dot {
  width: 3px;
  height: 3px;
  background: var(--text-tertiary);
  border-radius: 50%;
}

.event-title {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.35;
  margin-bottom: 0.5rem;
}

.event-location {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Featured */
.featured-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 1.5rem;
}

.featured-main .event-image { aspect-ratio: 16/9; }
.featured-main .event-title { font-size: 1.5rem; }

.featured-side {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.featured-side .event-card {
  display: flex;
  gap: 1rem;
}

.featured-side .event-image {
  width: 120px;
  height: 90px;
  aspect-ratio: auto;
  border-radius: 8px;
  flex-shrink: 0;
}

.featured-side .event-content {
  padding: 0.25rem 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-side .event-title { font-size: 0.95rem; }

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--surface);
  border-radius: 12px;
}

.empty-state p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
}

/* SEO Content */
.seo-content {
  background: var(--surface);
  border-radius: 12px;
  padding: 2rem;
  margin-top: 3rem;
}

.seo-content h2, .seo-content h3 {
  font-family: 'DM Serif Display', serif;
  font-weight: 400;
  margin-bottom: 1rem;
}

.seo-content h2 { font-size: 1.5rem; }
.seo-content h3 { font-size: 1.25rem; margin-top: 1.5rem; }
.seo-content p { color: var(--text-secondary); margin-bottom: 1rem; }
.seo-content strong { color: var(--text); }
.seo-content ul { margin: 1rem 0; padding-left: 1.5rem; color: var(--text-secondary); }
.seo-content li { margin-bottom: 0.5rem; }

/* FAQ */
.faq-list { margin-top: 1.5rem; }
.faq-item {
  background: var(--bg);
  border-radius: 8px;
  margin-bottom: 0.75rem;
  overflow: hidden;
}
.faq-item summary {
  padding: 1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::after { content: '+'; font-size: 1.25rem; color: var(--text-tertiary); }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { padding: 0 1rem 1rem; color: var(--text-secondary); margin: 0; }

/* Internal Links */
.internal-links {
  margin-top: 2rem;
}

.internal-links h3 {
  font-size: 1rem;
  margin-bottom: 1rem;
}

.links-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.links-grid a {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 0.5rem 1rem;
  border-radius: 100px;
  font-size: 0.875rem;
  color: var(--text);
  text-decoration: none;
}

.links-grid a:hover { border-color: var(--text); }

/* Footer */
footer {
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding: 3rem 1.5rem;
  margin-top: 4rem;
}

.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  max-width: 280px;
  margin-top: 0.75rem;
}

.footer-links { display: flex; gap: 4rem; }

.footer-col h4 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-tertiary);
  margin-bottom: 1rem;
}

.footer-col a {
  display: block;
  color: var(--text);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 0.35rem 0;
}

.footer-bottom {
  max-width: 1400px;
  margin: 2rem auto 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-tertiary);
  font-size: 0.8rem;
}

/* Mobile */
@media (max-width: 900px) {
  .featured-grid { grid-template-columns: 1fr; }
  .featured-side { flex-direction: row; overflow-x: auto; }
  .featured-side .event-card { flex-direction: column; min-width: 200px; }
  .featured-side .event-image { width: 100%; height: auto; aspect-ratio: 16/10; }
}

@media (max-width: 640px) {
  .header-top { padding: 1rem; }
  .logo { font-size: 1.5rem; }
  main { padding: 1.5rem 1rem; }
  .page-title { font-size: 2rem; }
  .event-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; }
  .footer-links { flex-wrap: wrap; gap: 2rem; }
}