:root {
  --ink: #2b2b2b;
  --muted: #888888;
  --line: #dddddd;
  --blue: #1863a1;
  --blue-hover: #0181eb;
  --teal: #58a894;
  --teal-dark: #3d8878;
  --green: #86c700;
  --paper: #ffffff;
  --white: #ffffff;
  --dark: #252525;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--white); }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.65;
}
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-hover); }
.shell { width: min(1160px, calc(100% - 48px)); margin: 0 auto; }

.site-masthead {
  background: #79bfae;
  border-bottom: 1px solid #69ad9e;
}
.masthead-inner {
  min-height: 150px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}
.masthead-title {
  color: #f7fff9;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 1;
  font-weight: 400;
  letter-spacing: -.025em;
}
.masthead-title:hover { color: #ffffff; }
.masthead-tagline {
  align-self: flex-end;
  padding-bottom: 27px;
  color: #347f70;
  font-size: clamp(18px, 2vw, 24px);
  font-weight: 700;
  max-width: 100%;
  white-space: normal;
}

.site-nav {
  background: #fafafa;
  border-bottom: 1px solid #cfcfcf;
}
.nav-shell {
  min-height: 42px;
  display: flex;
  align-items: center;
}
.top-nav {
  display: flex;
  align-items: center;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  min-width: 0;
}
.top-nav a {
  white-space: nowrap;
  padding: 3px 13px;
  color: #8a8a8a;
}
.top-nav a + a { border-left: 1px solid #dddddd; }
.top-nav a:hover { color: #555555; }

.content-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 0;
  align-items: start;
}
.main-column { min-width: 0; padding-right: 46px; }
.sidebar {
  min-width: 0;
  overflow-wrap: anywhere;
  min-height: 720px;
  padding: 40px 0 60px 26px;
  border-left: 1px solid #e5e5e5;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 13px;
}
.sidebar-section { margin-bottom: 30px; }
.sidebar-section h2 {
  margin: 0 0 9px;
  padding-bottom: 7px;
  border-bottom: 1px solid #e6e6e6;
  color: var(--teal);
  font: 700 20px/1.2 Georgia, "Times New Roman", serif;
}
.sidebar-section ul { margin: 0; padding: 0; list-style: none; }
.sidebar-section li {
  margin: 0;
  padding: 7px 0;
  border-bottom: 1px dotted #dddddd;
}
.sidebar-section a { color: #555555; }
.sidebar-section a:hover { color: var(--teal-dark); }

.eyebrow {
  margin: 0 0 10px;
  color: var(--teal-dark);
  font: 700 11px/1.2 Arial, Helvetica, sans-serif;
  letter-spacing: .13em;
  text-transform: uppercase;
}
h1, h2, h3, h4 { font-family: Georgia, "Times New Roman", serif; }
h1 { color: var(--teal); }
.lede { color: #666666; }

.post { padding-top: 38px; padding-bottom: 72px; }
.post-head {
  padding: 0 0 18px;
  border-bottom: 1px solid #aaaaaa;
  text-align: center;
}
.post-head h1 {
  overflow-wrap: anywhere;
  margin: 0 auto;
  max-width: 780px;
  font-size: clamp(32px, 4.3vw, 48px);
  line-height: 1.12;
  font-weight: 700;
  letter-spacing: -.02em;
}
.post-head .lede {
  max-width: 720px;
  margin: 14px auto 0;
  font-size: 17px;
}
.post-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  margin-top: 11px;
  color: #999999;
  font: 12px/1.4 Arial, Helvetica, sans-serif;
  text-transform: uppercase;
}
.post-meta a { color: var(--blue); }
.prose {
  min-width: 0;
  overflow-wrap: anywhere;
  padding-top: 28px;
  font-size: 17px;
}
.prose p { margin: 0 0 1.35em; }
.prose h2 {
  margin: 2em 0 .75em;
  color: var(--teal-dark);
  font-size: 28px;
}
.prose h3 {
  margin: 1.8em 0 .6em;
  color: var(--teal-dark);
  font-size: 22px;
}
.prose ul, .prose ol { margin-bottom: 1.4em; }
.prose code {
  padding: .12em .32em;
  border: 1px solid #e2e2e2;
  background: #f5f5f5;
  font-family: Menlo, Monaco, Consolas, monospace;
  font-size: .9em;
}
.prose pre {
  max-width: 100%;
  overflow-wrap: normal;
  overflow-x: auto;
  padding: 16px 18px;
  border: 1px solid #d7d7d7;
  background: #f7f7f7;
  color: #222222;
}
.prose pre code { padding: 0; border: 0; background: none; }
.prose blockquote {
  margin: 1.5em 0;
  padding-left: 18px;
  border-left: 4px solid #b7d9d1;
  color: #666666;
  font-style: italic;
}
/* Keep wide Markdown tables inside a keyboard-accessible scroll region.
   Do not hide page overflow: every column must remain reachable. */
.prose img, .prose video { max-width: 100%; height: auto; }
.prose iframe { max-width: 100%; }
.table-block { min-width: 0; max-width: 100%; margin: 1.35em 0 2em; }
.table-scroll {
  width: 100%;
  max-width: 100%;
  overflow-x: auto;
  overscroll-behavior-x: contain;
  -webkit-overflow-scrolling: touch;
}
.table-scroll:focus-visible { outline: 2px solid var(--teal-dark); outline-offset: 3px; }
.prose .table-scroll-hint {
  display: none;
  margin: 0 0 8px;
  color: #666666;
  font: 12px/1.5 Arial, Helvetica, sans-serif;
}
.prose .table-scroll table { margin: 0; }
.prose .table-scroll th, .prose .table-scroll td {
  min-width: 8rem;
  overflow-wrap: normal;
  word-break: normal;
}
/* Leave prose-like final columns room instead of making each row very tall. */
.prose .table-scroll th:last-child, .prose .table-scroll td:last-child { min-width: 14rem; }
.prose table {
  width: 100%;
  margin: 1.35em 0 2em;
  border-collapse: collapse;
  font: 14px/1.45 Arial, Helvetica, sans-serif;
}
.prose th,
.prose td {
  padding: 9px 10px;
  border-bottom: 1px solid #dddddd;
  text-align: left;
  vertical-align: top;
}
.prose th {
  color: #444444;
  border-top: 1px solid #bbbbbb;
  border-bottom: 1px solid #bbbbbb;
  font-weight: 700;
}
.prose tr:hover td { background: #fbfbfb; }

.page-head {
  padding: 38px 0 22px;
  border-bottom: 1px solid #dddddd;
}
.page-head h1 {
  margin: 0;
  font-size: clamp(34px, 4.5vw, 50px);
  line-height: 1.08;
}
.page-head .lede { max-width: 720px; margin: 10px 0 0; font-size: 17px; }
.section-body { padding: 18px 0 72px; }
.section-label {
  margin: 28px 0 12px;
  padding-bottom: 6px;
  border-bottom: 1px solid #dddddd;
  color: #999999;
  font: 700 11px/1 Arial, Helvetica, sans-serif;
  letter-spacing: .12em;
}
.card-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 24px; }
.section-card {
  display: block;
  padding: 17px 2px 15px;
  border-bottom: 1px dotted #d7d7d7;
  color: inherit;
}
.section-card:hover { color: inherit; }
.card-kicker {
  color: #999999;
  font: 700 10px/1 Arial, Helvetica, sans-serif;
  letter-spacing: .1em;
}
.section-card strong {
  display: block;
  margin-top: 5px;
  color: var(--teal);
  font-size: 22px;
  line-height: 1.25;
}
.section-card span:not(.card-kicker) {
  display: block;
  margin-top: 4px;
  color: #777777;
  font: 13px/1.45 Arial, Helvetica, sans-serif;
}
.section-card em {
  display: inline-block;
  margin-top: 8px;
  color: var(--blue);
  font: 12px Arial, Helvetica, sans-serif;
  font-style: normal;
}
.articles-label { margin-top: 38px; }
.article-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 18px;
  padding: 12px 2px;
  border-bottom: 1px dotted #dddddd;
}
.article-row time {
  color: #999999;
  font: 12px/1.45 Arial, Helvetica, sans-serif;
  text-transform: uppercase;
}
.article-row strong {
  display: block;
  color: var(--teal-dark);
  font-size: 17px;
  font-weight: 400;
}
.article-row small {
  display: block;
  margin-top: 2px;
  color: #888888;
  font: 12px/1.4 Arial, Helvetica, sans-serif;
}

.hero { padding: 38px 0 18px; }
.hero-panel {
  min-height: 0;
  padding: 0 0 28px;
  border: 0;
  border-bottom: 1px solid #dddddd;
  background: var(--white);
  box-shadow: none;
}
.hero-panel:before, .hero-glow { display: none; }
.hero-copy { max-width: 760px; }
.hero h1 {
  margin: 0;
  color: var(--teal);
  font-size: clamp(36px, 5vw, 54px);
  line-height: 1.08;
  letter-spacing: -.025em;
}
.hero h1 .green { color: var(--teal); }
.hero .lede { margin: 14px 0 0; font-size: 18px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 18px; }
.button {
  display: inline-block;
  padding: 6px 10px;
  border: 1px solid #cccccc;
  background: #fafafa;
  color: #666666;
  font: 13px Arial, Helvetica, sans-serif;
}
.button.primary { border-color: #cccccc; background: #fafafa; color: var(--blue); }
.button:hover, .button.primary:hover { background: #ffffff; color: var(--blue-hover); }
.home-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  padding-bottom: 60px;
}
.home-card {
  padding: 18px 0;
  border: 0;
  border-bottom: 1px dotted #dddddd;
  background: #ffffff;
  box-shadow: none;
}
.home-card h2 { margin: 4px 0 6px; color: var(--teal); font-size: 26px; }
.home-card p { margin: 0; color: #777777; }
.home-card .arrow { display: inline-block; margin-top: 10px; color: var(--blue); font: 12px Arial, Helvetica, sans-serif; }

.empty { min-height: 48vh; }
.site-footer {
  border-top: 1px solid #dddddd;
  background: #f7f7f7;
}
.footer-row {
  min-height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: #888888;
  font: 12px Arial, Helvetica, sans-serif;
}
.footer-row a { color: var(--blue); }

@media (max-width: 820px) {
  .shell { width: min(calc(100% - 32px), 1160px); }
  .masthead-inner { min-height: 120px; align-items: flex-start; flex-direction: column; justify-content: center; gap: 10px; }
  .masthead-tagline { align-self: flex-start; padding-bottom: 0; }
  .content-shell { grid-template-columns: minmax(0, 1fr); }
  .main-column { padding-right: 0; }
  .sidebar { min-height: 0; padding: 26px 0 40px; border-left: 0; border-top: 1px solid #e5e5e5; }
  .card-grid, .home-grid { grid-template-columns: 1fr; }
}

@media (max-width: 560px) {
  .masthead-title { font-size: 34px; max-width: 100%; flex-wrap: wrap; }
  .masthead-tagline { font-size: 17px; }
  .top-nav { flex-wrap: wrap; padding: 5px 0; }
  .top-nav a { padding: 4px 8px; }
  .article-row { grid-template-columns: 1fr; gap: 3px; }
  .post-head { text-align: left; }
  .post-head h1 { font-size: clamp(28px, 8vw, 32px); }
  .prose .table-scroll-hint { display: block; }
  .prose h2 { font-size: 24px; }
  .prose h3 { font-size: 20px; }
  .prose ul, .prose ol { padding-left: 1.4em; }
  .post-meta { justify-content: flex-start; flex-wrap: wrap; }
}