:root {
  --bg: #faf8f4;
  --fg: #1a1a1a;
  --muted: #5c5c5c;
  --accent: #1d4ed8;
  --accent-fg: #ffffff;
  --border: #e5e2dc;
  --ok: #15803d;
  --err: #b91c1c;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

main {
  max-width: 720px;
  margin: 0 auto;
  padding: 3rem 1.5rem 4rem;
}

header h1 {
  font-size: 2.25rem;
  margin: 0 0 0.5rem;
  letter-spacing: -0.02em;
}

.lede {
  font-size: 1.125rem;
  color: var(--muted);
  margin-top: 0;
}

section {
  margin-top: 2.5rem;
  padding: 1.5rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

h2 {
  margin: 0 0 1rem;
  font-size: 1.25rem;
}

.buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.btn {
  display: inline-block;
  padding: 0.6rem 1rem;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: white;
  color: var(--fg);
  text-decoration: none;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.15s;
}

.btn:hover { background: var(--bg); }

.btn.primary {
  background: var(--accent);
  color: var(--accent-fg);
  border-color: var(--accent);
}

.btn.primary:hover { background: #1e40af; }

.copy-row {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

#webcal-url {
  flex: 1;
  padding: 0.5rem 0.75rem;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.85rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
}

#copy-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--border);
  background: white;
  border-radius: var(--radius);
  cursor: pointer;
}

.hint {
  color: var(--muted);
  font-size: 0.875rem;
  margin: 0.5rem 0 0;
}

.events-list {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.month-header {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  margin: 1.25rem 0 0.5rem;
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--border);
}
.month-header:first-child { margin-top: 0; }

.event {
  display: grid;
  grid-template-columns: 4rem 1fr;
  gap: 0.875rem;
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  align-items: baseline;
}
.event:last-child { border-bottom: none; }

.event-date {
  font-variant-numeric: tabular-nums;
  color: var(--muted);
  font-size: 0.9rem;
  line-height: 1.3;
}
.event-date .day {
  display: block;
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--fg);
  line-height: 1.1;
}
.event-date .dow {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.event-body { min-width: 0; }
.event-title {
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  display: inline-block;
  line-height: 1.3;
}
.event-title:hover { text-decoration: underline; }

.event-meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.2rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 0.875rem;
}

#events-toggle {
  margin-top: 1rem;
  display: block;
  width: 100%;
}

.source-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.source {
  padding: 0.875rem 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.source-info { min-width: 0; }
.source-info a {
  color: var(--fg);
  font-weight: 600;
  text-decoration: none;
}
.source-info a:hover { text-decoration: underline; }

.source-meta {
  font-size: 0.85rem;
  color: var(--muted);
  margin-top: 0.125rem;
}

.status-badge {
  flex-shrink: 0;
  font-size: 0.8rem;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  font-weight: 600;
}

.status-badge.ok { background: #dcfce7; color: var(--ok); }
.status-badge.err { background: #fee2e2; color: var(--err); }

footer {
  margin-top: 3rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}
footer a { color: var(--accent); }