:root {
  --site-bg: #f8fafc;
  --site-surface: #ffffff;
  --site-text: #0f172a;
  --site-muted: #475569;
  --site-line: #e2e8f0;
  --site-accent: #3C99AD;
  --site-image-shadow: 0 12px 28px rgba(15, 23, 42, 0.16);
}

@media (prefers-color-scheme: dark) {
  :root {
    --site-bg: #000000;
    --site-surface: #111111;
    --site-text: #f1f1f1;
    --site-muted: #b3b3b3;
    --site-line: #2a2a2a;
    --site-image-shadow: 0 12px 28px rgba(0, 0, 0, 0.45);
  }
}

body {
  background: var(--site-bg);
  color: var(--site-text);
}

a {
  color: var(--site-accent);
}

.site-shell {
  width: min(1080px, calc(100% - 2rem));
  margin-inline: auto;
}

.site-header {
  padding: 2rem 0 1rem;
}

.site-title {
  margin: 0;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  line-height: 1.2;
}

.site-title a {
  color: inherit;
  text-decoration: none;
}

.site-description {
  margin: 0.75rem 0 0;
  color: var(--site-muted);
}

.site-main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 1.25rem;
  padding: 1rem 0 2rem;
}

@media (min-width: 960px) {
  .site-main {
    grid-template-columns: minmax(0, 1fr) 320px;
    align-items: start;
  }
}

.panel {
  background: var(--site-surface);
  border: 1px solid var(--site-line);
  border-radius: 8px;
  padding: 1rem 1.1rem;
}

.content-column {
  display: grid;
  gap: 1.75rem;
}

.news-post {
  margin: 0;
  padding: 1rem 1.1rem;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: var(--site-surface);
  box-shadow: none;
}

.post-title {
  margin: 0 0 0.35rem;
  font-size: 1.2rem;
  line-height: 1.3;
}

.post-title a {
  color: inherit;
  text-decoration: none;
}

.post-title a:hover {
  text-decoration: underline;
}

.post-date {
  margin: 0;
  color: var(--site-muted);
  font-size: 0.9rem;
  text-align: right;
}

.post-content {
  margin-top: 0.85rem;
}

.post-content p {
  margin-bottom: 2em;
}

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

.post-readmore {
  text-align: right;
}

.post-content br {
  display: block;
  margin-bottom: 1em;
}

.post-content img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.25rem auto;
  box-shadow: var(--site-image-shadow);
}

.breadcrumb {
  margin: 0.75rem 0 0;
  font-size: 0.9rem;
}

.sidebar-column {
  display: grid;
  gap: 1rem;
}

.calendar-controls {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.5rem;
  align-items: center;
  margin-bottom: 0.6rem;
}

.calendar-controls strong {
  text-align: center;
  font-size: 0.95rem;
}

.calendar-controls button {
  margin: 0;
  padding: 0.25rem 0.6rem;
  font-size: 0.78rem;
  color: var(--site-accent);
  border-color: var(--site-accent);
}

.calendar-table {
  width: 100%;
  margin: 0;
  table-layout: fixed;
}

.calendar-table th,
.calendar-table td {
  text-align: center;
  padding: 0.35rem 0.1rem;
  font-size: 0.82rem;
}

.calendar-table td {
  border-radius: 0.4rem;
}

.calendar-table .is-outside-month {
  color: var(--site-muted);
  opacity: 0.55;
}

.calendar-table .is-today {
  background: var(--site-accent);
  color: #ffffff;
  font-weight: 700;
}

.sidebar-title {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}

.link-list {
  margin: 0;
  padding-left: 0;
  list-style-position: inside;
}

.latest-post-list {
  list-style: none;
}

.latest-post-list li + li {
  margin-top: 0.75rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--site-line);
}

.latest-post-list a {
  display: block;
  text-decoration: none;
}

.latest-post-list a:hover {
  text-decoration: underline;
}

.link-list-date {
  display: block;
  margin-top: 0.2rem;
  color: var(--site-muted);
  font-size: 0.8rem;
}

.site-footer {
  padding: 0 0 2rem;
  color: var(--site-muted);
  font-size: 0.9rem;
  text-align: right;
}

.footer-links {
  margin-top: 0.25rem;
}