:root {
  color-scheme: light;
  font-family: system-ui, "PingFang TC", "Microsoft JhengHei", sans-serif;
  color: #25292d;
  background: #fff;
  --muted: #646b73;
  --line: #dedfe1;
  --link: #245b80;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: var(--link); text-underline-offset: 0.2em; }
:focus-visible { outline: 2px solid #245b80; outline-offset: 4px; }

.shell { width: min(100% - 48px, 920px); margin-inline: auto; }
.site-header { border-bottom: 1px solid var(--line); }
.site-name {
  display: inline-block;
  padding-block: 18px;
  font-size: 1.25rem;
  font-weight: 750;
  text-decoration: none;
  color: inherit;
}

.archive-title { margin: 24px 0 14px; font-size: clamp(1.3rem, 3vw, 1.65rem); }
.search { display: flex; gap: 8px; margin-block: 0 4px; }
.search input, .search button { font: inherit; border-radius: 5px; min-height: 42px; }
.search input {
  flex: 1;
  min-width: 0;
  padding: 8px 12px;
  border: 1px solid #b8bec4;
  background: #fff;
  color: inherit;
}
.search button {
  padding: 8px 18px;
  border: 1px solid #30363b;
  background: #30363b;
  color: #fff;
  cursor: pointer;
}
.result { color: var(--muted); font-size: 0.9rem; margin-block: 18px 0; }

.entry { border-bottom: 1px solid var(--line); padding-block: 24px 20px; }
.entry h2 { margin: 0; font-size: clamp(1.15rem, 2.55vw, 1.48rem); line-height: 1.45; }
.entry h2 a { color: inherit; text-decoration: none; overflow-wrap: anywhere; }
.entry h2 a:hover { color: var(--link); text-decoration: underline; }
.summary {
  margin: 11px 0 0;
  font-size: 1rem;
  line-height: 1.72;
  overflow-wrap: anywhere;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}
.entry-time { display: flex; justify-content: flex-end; margin-top: 13px; }
time { font-size: 0.875rem; color: var(--muted); font-variant-numeric: tabular-nums; }

.pagination {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  margin-block: 22px 40px;
  color: var(--muted);
  font-size: 0.9rem;
}
.pagination span:last-child { text-align: end; }
.empty { padding-block: 22px; color: var(--muted); }
.back { display: inline-block; margin-block: 26px 14px; font-size: 0.93rem; }
.article { padding-bottom: 48px; }
.article h1 {
  font-size: clamp(1.55rem, 4.1vw, 2.15rem);
  margin: 0 0 11px;
  line-height: 1.4;
  overflow-wrap: anywhere;
}
.prose { margin-top: 23px; white-space: pre-wrap; line-height: 1.8; overflow-wrap: anywhere; }
.hidden-content {
  margin-top: 26px;
  padding: 17px 20px;
  border: 1px solid var(--line);
  border-radius: 5px;
  background: #f7f8f9;
}
.hidden-content h2 { font-size: 1rem; margin: 0; }
.hidden-block { margin-top: 8px; }
.hidden-block + .hidden-block { margin-top: 14px; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}

@media (max-width: 540px) {
  .shell { width: calc(100% - 32px); }
  .site-name { padding-block: 14px; }
  .entry { padding-block: 20px 16px; }
  .entry-time { margin-top: 10px; }
}