.site-layout {
  display: grid;
  grid-template-columns: 176px minmax(0, 1fr);
  grid-template-rows: auto 1fr;
  min-height: 100vh;
}
.site-header {
  grid-column: 1 / -1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 0 clamp(16px, 3vw, 38px);
  position: sticky;
  top: 0;
  z-index: 2;
}
.site-brand { color: #152b2a; text-decoration: none; font-size: 1.35rem; font-weight: 850; }
.site-brand span { color: #086453; }
.site-sidebar {
  align-self: start;
  position: sticky;
  top: 58px;
  min-height: calc(100vh - 58px);
  padding: 24px 12px;
  border-right: 1px solid #dce6df;
}
.site-sidebar p { margin: 0 0 10px 12px; color: #465e54; font-size: .8rem; }
.site-sidebar nav, .mobile-menu nav { display: grid; gap: 4px; }
.site-sidebar nav a, .mobile-menu nav a {
  padding: 8px 12px;
  text-decoration: none;
  font-weight: 650;
  border-radius: 8px;
}
.site-sidebar a[aria-current], .mobile-menu a[aria-current] { background: #deece3; color: #123f37; }
.site-sidebar a:hover, .mobile-menu a:hover { background: #e7f0ea; }
.mobile-menu { display: none; }
.site-layout main { min-width: 0; }
.site-button { display: inline-block; margin-top: 20px; padding: 9px 14px; border-radius: 8px; color: #123f37; background: #e5f2e9; font-weight: 750; text-decoration: none; }
.issue-list { display: grid; gap: 10px; padding: 0; list-style: none; }
.issue-list a, .methods { border: 1px solid #dce6df; background: #fff; border-radius: 12px; padding: 16px; }
.issue-list a { display: grid; grid-template-columns: auto 1fr auto; gap: 12px; text-decoration: none; }
.issue-list time { color: #465e54; font-variant-numeric: tabular-nums; }
.methods dt { font-weight: 750; }
.methods dd { margin: 2px 0 16px; }
.methods dd:last-child { margin-bottom: 0; }
@media (max-width: 900px) {
  .site-layout { grid-template-columns: minmax(0, 1fr); }
  .site-sidebar { display: none; }
  .mobile-menu { display: block; position: relative; }
  .mobile-menu summary { cursor: pointer; padding: 6px 10px; color: #086453; font-weight: 700; }
  .mobile-menu nav { position: absolute; top: 100%; right: 0; width: 146px; padding: 6px; background: #fff; border: 1px solid #dce6df; border-radius: 10px; }
}
.site-layout { grid-template-columns: 208px minmax(0, 1fr); }
.site-subnav { display: grid; gap: 2px; margin: 0 0 8px 10px; border-left: 1px solid #c9ddd1; }
.site-subnav a { font-size: .88rem; }
.empty-brief { background: #fff; border: 1px solid #dce6df; border-radius: 12px; padding: 18px; }
@media (max-width: 900px) {
  .site-layout { grid-template-columns: minmax(0, 1fr); }
  .mobile-menu nav { width: min(240px, 80vw); }
}
.home-posts a { grid-template-columns: minmax(0, 1fr); gap: 3px; }
.home-posts .post-meta { color: #465e54; font-size: .82rem; }
.home-posts strong { color: #152b2a; font-size: 1.05rem; }
.brief-topics { display: flex; flex-wrap: wrap; gap: 8px; }
.brief-topics a { padding: 5px 12px; border: 1px solid #dce6df; border-radius: 8px; background: #fff; text-decoration: none; }

.tracking-compact table { min-width: 0; }
.tracking-compact th, .tracking-compact td {
  padding: 8px 10px;
  vertical-align: middle;
  text-align: center;
}
.tracking-compact th + th, .tracking-compact td { border-left: 1px solid #dce6df; }
.tracking-compact td { white-space: nowrap; }
.tracking-compact td small { display: inline; }
@media (max-width: 620px) {
  .tracking-compact table { min-width: 560px; }
  .tracking-compact th, .tracking-compact td { padding: 7px 8px; }
}
.tracking-peak-delta { margin-left: 4px; color: #465e54; }
.tracking-peak-delta .peak-up { color: #a32a23; }
.tracking-peak-delta .peak-down { color: #245d9c; }
.tracking-compact .tracking-band td {
  border-top: 2px solid #53776a;
  border-left: 0;
  background: #e1eee6;
  color: #123f37;
  font-weight: 750;
  text-align: left;
}

.tracking-mark { margin-left: 3px; color: #246957; font-weight: 700; }
.tracking-legend { margin-top: 12px; }
.tracking-rebuild {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 4px;
  background: #f3eadd;
  color: #674b30;
  font-size: .72rem;
  font-weight: 650;
  white-space: nowrap;
}
.tracking-record {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 4px;
  background: #ffec9f;
  color: #654700;
  font-size: .72rem;
  font-weight: 700;
}
.tracking-compact .tracking-area-59, .tracking-compact .tracking-area-84 {
  display: inline-block;
  padding: 1px 5px;
  border-radius: 4px;
  white-space: nowrap;
}
.tracking-compact .tracking-area-59 { background: #e7f0ff; color: #17488a; }
.tracking-compact .tracking-area-84 { background: #fbe2eb; color: #84324f; }