body {
  margin: 0;
  background: #10161c;
  color: #e7f2f8;
  font: 18px/1.75 "Yu Gothic UI", "Meiryo", "Segoe UI", sans-serif;
}
a { color: #8fd0ff; }
.shell {
  display: grid;
  grid-template-columns: minmax(0, 46rem) minmax(16rem, 20rem);
  gap: 2rem;
  max-width: 70rem;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 4rem;
  align-items: start;
}
main {
  min-width: 0;
  max-width: none;
  margin: 0;
  padding: 0;
}
.rail {
  position: static;
  min-width: 0;
  padding: 0;
  align-self: start;
}
.rail section {
  margin-top: 1.25rem;
  padding: 0.9rem 1rem 1rem;
  border: 1px solid rgba(231, 242, 248, 0.14);
  background: rgba(8, 14, 20, 0.55);
}
.rail section:first-child {
  margin-top: 0;
}
.rail h2 {
  font-size: 1rem;
  margin: 0 0 0.7rem;
  padding-bottom: 0.35rem;
}
.rail h3 {
  font-size: 0.92rem;
  margin: 0.9rem 0 0.35rem;
}
.rail ul {
  margin: 0;
  padding-left: 1.1rem;
}
.rail li {
  margin: 0.35rem 0 0.55rem;
  font-size: 0.92rem;
  line-height: 1.45;
}
.rail .meta {
  display: inline-block;
  margin-left: 0.35rem;
  color: #9ec9e0;
  font-size: 0.82rem;
}
.page-search {
  width: 100%;
  box-sizing: border-box;
  margin: 0 0 0.55rem;
  padding: 0.55rem 0.7rem;
  border: 1px solid rgba(143, 208, 255, 0.45);
  background: rgba(8, 14, 20, 0.85);
  color: #e7f2f8;
  font: inherit;
  font-size: 0.95rem;
}
.page-search:focus {
  outline: 2px solid rgba(143, 208, 255, 0.55);
  outline-offset: 1px;
}
#page-hits:empty {
  display: none;
}
.cal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.55rem;
}
.cal-nav {
  border: 1px solid rgba(143, 208, 255, 0.35);
  background: transparent;
  color: #8fd0ff;
  width: 2rem;
  height: 2rem;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
}
.cal-week,
.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 0.2rem;
}
.cal-dow {
  text-align: center;
  font-size: 0.75rem;
  color: #9ec9e0;
  padding: 0.15rem 0;
}
.cal-cell {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  min-height: 2.35rem;
  padding: 0.2rem 0.1rem 0.3rem;
  border-radius: 0.2rem;
  color: inherit;
  text-decoration: none;
  font-size: 0.85rem;
}
.cal-cell.is-empty {
  visibility: hidden;
}
button.cal-cell {
  width: 100%;
  border: 0;
  background: transparent;
  cursor: pointer;
  font: inherit;
  color: inherit;
  padding: 0.2rem 0.1rem 0.3rem;
}
.cal-cell.has-post {
  background: rgba(143, 208, 255, 0.14);
  border: 1px solid rgba(143, 208, 255, 0.35);
}
.cal-cell.is-selected {
  border-color: #8fd0ff;
  background: rgba(143, 208, 255, 0.28);
}
.cal-dot {
  width: 0.35rem;
  height: 0.35rem;
  margin-top: 0.15rem;
  border-radius: 50%;
  background: #8fd0ff;
}
.cal-count {
  margin-top: 0.1rem;
  font-size: 0.72rem;
  line-height: 1;
  color: #8fd0ff;
}
.cal-day-list {
  margin: 0.7rem 0 0;
  padding-left: 1.1rem;
}
.cal-day-list:empty {
  display: none;
}
.cal-day-list .cal-day-heading {
  list-style: none;
  margin-left: -1.1rem;
  margin-bottom: 0.35rem;
  color: #9ec9e0;
  font-size: 0.85rem;
}
.cal-day-list li {
  margin: 0.35rem 0 0.55rem;
  font-size: 0.92rem;
  line-height: 1.45;
}
@media (max-width: 920px) {
  .shell {
    grid-template-columns: 1fr;
  }
}
h1 {
  font-size: 1.7rem;
  line-height: 1.45;
  margin: 0 0 1.25rem;
}
h2 {
  font-size: 1.2rem;
  margin: 0 0 0.9rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px solid rgba(231, 242, 248, 0.16);
}
h3 { font-size: 1.02rem; margin: 1.15rem 0 0.35rem; }
p, li { margin: 0.55rem 0 1.1rem; }
ul, ol { padding-left: 1.3rem; }
.back { margin: 0 0 1.5rem; }
.lead {
  margin: 0 0 2.25rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(231, 242, 248, 0.12);
}
.role {
  margin: 1.25rem 0 0;
  padding: 0.9rem 1rem;
  border: 1px solid rgba(143, 208, 255, 0.4);
  background: rgba(143, 208, 255, 0.08);
}
.toc {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.95rem;
  margin: 1.15rem 0 0;
  padding: 0;
  list-style: none;
}
.toc a { text-decoration: none; }
.toc a:hover { text-decoration: underline; }
section {
  margin-top: 1.8rem;
  scroll-margin-top: 1rem;
}
section.block {
  margin: 0 0 2.75rem;
  padding: 0 0 2rem;
  border-bottom: 1px solid rgba(231, 242, 248, 0.1);
}
section.block:last-of-type {
  border-bottom: 0;
  margin-bottom: 0;
  padding-bottom: 0;
}
section.block p {
  margin: 0.6rem 0 1.2rem;
}
.source {
  margin: 0.85rem 0 1.35rem;
  font-size: 0.95rem;
}
.source a {
  word-break: break-all;
}
.prompt-label {
  margin: 1.4rem 0 0.55rem;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  color: #9ec9e0;
}
.prompt-box {
  display: block;
  margin: 0 0 1.5rem;
  padding: 1.05rem 1.15rem;
  border: 1px solid rgba(143, 208, 255, 0.55);
  background: rgba(8, 14, 20, 0.72);
  color: #e7f2f8;
  font: 0.95rem/1.65 "Consolas", "Courier New", monospace;
  white-space: pre-wrap;
  word-break: break-word;
  overflow-x: auto;
  user-select: text;
}