/* Page layout */
.page-container {
  min-height: 100vh;
  background: var(--bg);
  padding: var(--s-18) var(--s-6) var(--s-24);
  display: flex;
  justify-content: center;
}

@media (max-width: 639px) {
  .page-container {
    padding: var(--s-12) var(--s-4) var(--s-18);
  }
}

.content-column {
  width: 100%;
  max-width: 1040px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-12);
}

/* Hero */
.hero {
  text-align: center;
}

.hero-title {
  font-size: var(--fs-h1);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.15;
  color: var(--text);
  margin: 0;
}

@media (max-width: 639px) {
  .hero-title {
    font-size: var(--fs-h1-sm);
  }
}

.hero-lead {
  font-size: var(--fs-lead);
  color: var(--muted);
  margin-top: var(--s-3);
  margin-bottom: 0;
}

/* Mode toggle */
.toggle-track {
  display: inline-flex;
  padding: var(--s-1);
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-pill);
}

.toggle-button {
  height: var(--s-12);
  padding: 0 var(--s-8);
  border-radius: var(--radius-pill);
  font-size: var(--fs-toggle);
  font-weight: 500;
  color: var(--muted);
  background: transparent;
  transition: background var(--t-fast) ease, color var(--t-fast) ease;
}

.toggle-button[aria-checked="true"] {
  background: var(--text);
  color: var(--on-active);
}

.toggle-button:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  .toggle-button {
    transition: none;
  }
}

/* Event sections (grouping by urgency while strictly adhering to DESIGN.md) */
.event-sections {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--s-12);
}

.event-section {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--s-4);
}

.section-title {
  font-size: var(--fs-lead);
  font-weight: 500;
  color: var(--muted);
  margin: 0;
}

/* Event grid */
.event-grid {
  display: grid;
  width: 100%;
  gap: var(--s-4);
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 1023px) {
  .event-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 639px) {
  .event-grid {
    grid-template-columns: repeat(1, minmax(0, 1fr));
  }
}

/* Event card */
.event-card {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--s-12);
  padding: var(--s-6);
  min-height: 168px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
  transition: border-color var(--t-fast) ease;
  text-decoration: none;
}

.event-card:hover {
  border-color: var(--border-hover);
}

.event-card:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
  border-color: var(--border-hover);
}

.card-top {
  display: flex;
  flex-direction: column;
  gap: var(--s-2);
}

.card-tag {
  font-size: var(--fs-tag);
  color: var(--muted);
  text-transform: capitalize;
}

.card-title {
  font-size: var(--fs-card-title);
  font-weight: 500;
  color: var(--text);
  margin: 0;
  line-height: 1.3;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-meta);
  color: var(--muted);
}

.card-place {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.card-deadline {
  white-space: nowrap;
  margin-left: var(--s-2);
}

.card-deadline.is-urgent {
  color: var(--text);
  font-weight: 500;
}

/* Skeleton loader */
.skeleton-card {
  min-height: 168px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card);
}

/* State message */
.state-message {
  font-size: var(--fs-lead);
  color: var(--muted);
  text-align: center;
  padding: var(--s-12) 0;
}

.retry-button {
  margin-left: var(--s-2);
  color: var(--text);
  font-weight: 500;
  cursor: pointer;
  text-decoration: underline;
}

.retry-button:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

/* Footer */
.footer-line {
  width: 100%;
  padding-top: var(--s-8);
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--fs-meta);
  color: var(--muted);
  gap: var(--s-4);
  margin: 0;
}

.footer-brand {
  font-weight: 500;
  color: var(--text);
}

.footer-dot {
  margin: 0 var(--s-2);
  opacity: 0.4;
}

.footer-line a {
  color: var(--muted);
  text-decoration: none;
  transition: color var(--t-fast) ease;
}

.footer-line a:hover {
  color: var(--text);
  text-decoration: underline;
}

.footer-line a:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 2px;
}

@media (max-width: 639px) {
  .footer-line {
    flex-direction: column;
    text-align: center;
    gap: var(--s-2);
  }
}