:root {
  color-scheme: light;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #163347;
  background: #f1f5f7;
}
* { box-sizing: border-box; }
body { min-height: 100vh; margin: 0; }
.site-header { background: #092f46; color: #fff; }
.header-inner {
  display: flex;
  width: min(920px, 100%);
  min-height: 68px;
  align-items: center;
  gap: 16px;
  margin: auto;
  padding: 12px 20px;
}
.logo { width: 126px; max-height: 42px; object-fit: contain; object-position: left center; }
.header-label { padding-left: 16px; border-left: 1px solid rgba(255,255,255,.35); font-weight: 750; }
main { width: min(920px, 100%); margin: auto; padding: 34px 20px 60px; }
.intro { max-width: 650px; margin-bottom: 24px; }
.eyebrow { margin: 0 0 7px; color: #477087; font-size: 12px; font-weight: 850; letter-spacing: .14em; }
h1 { margin: 0; color: #092f46; font-size: clamp(34px, 8vw, 52px); }
.intro p:last-child { margin: 10px 0 0; line-height: 1.55; }
.notice { margin: 0 0 18px; padding: 12px 14px; border: 1px solid #d4a72c; border-radius: 10px; background: #fff8db; color: #674c00; }
.hidden { display: none !important; }
.loading, .empty { padding: 28px; border-radius: 14px; background: #fff; text-align: center; box-shadow: 0 2px 12px rgba(9,47,70,.08); }
.organizations { display: grid; gap: 16px; }
.organization { overflow: hidden; border: 1px solid #d4dfe5; border-radius: 15px; background: #fff; box-shadow: 0 3px 14px rgba(9,47,70,.08); }
.organization h2 { margin: 0; padding: 17px 18px 12px; color: #153d53; font-size: 20px; }
.events { display: grid; }
.event {
  display: grid;
  min-height: 64px;
  grid-template-columns: minmax(0,1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 13px 18px;
  border-top: 1px solid #e3eaee;
  color: inherit;
  text-decoration: none;
}
.event:hover, .event:focus-visible { background: #edf7fb; outline: none; }
.event strong { display: block; color: #092f46; font-size: 16px; }
.event-meta { display: flex; flex-wrap: wrap; gap: 5px 12px; margin-top: 4px; color: #587181; font-size: 13px; }
.event-action { color: #075d84; font-weight: 850; white-space: nowrap; }
footer { padding: 22px; color: #617886; font-size: 13px; text-align: center; }
@media (max-width: 560px) {
  .header-inner, main { padding-left: 14px; padding-right: 14px; }
  main { padding-top: 25px; }
  .event { min-height: 72px; padding: 14px; }
  .event-action { font-size: 0; }
  .event-action::after { content: "›"; font-size: 28px; }
}