:root {
  --fr-paper: #f2f5f3;
  --fr-panel: #fbfcfb;
  --fr-panel-cool: #e4ece9;
  --fr-panel-deep: #d7e0dc;
  --fr-ink: #142027;
  --fr-muted: #596970;
  --fr-quiet: #7b8a8e;
  --fr-line: #b8c5c0;
  --fr-line-dark: #738187;
  --fr-blue: #286f8c;
  --fr-red: #cf4d3d;
  --fr-gold: #b8953f;
  --fr-green: #617a6c;
  --fr-shadow: #d6dfdb;
}

.fr-home,
.fr-article {
  color: var(--fr-ink);
  background: var(--fr-paper);
  font-family: 'Source Sans 3', 'Segoe UI Variable Text', 'Segoe UI', Frutiger, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

.fr-home *,
.fr-article * { box-sizing: border-box; }

.fr-home a,
.fr-article a {
  color: inherit;
  text-decoration-color: var(--fr-blue);
  text-decoration-thickness: 2px;
  text-underline-offset: 0.18em;
}

.fr-home {
  max-width: 1180px;
  margin: 0 auto;
  padding: clamp(1rem, 2vw, 2rem);
}

.fr-mast {
  min-height: 76vh;
  display: grid;
  align-content: end;
  gap: 1.2rem;
  border: 1px solid var(--fr-line);
  border-bottom: 7px solid var(--fr-ink);
  background: var(--fr-panel);
  padding: clamp(1.2rem, 4vw, 4rem);
  position: relative;
}

.fr-yardmark {
  position: absolute;
  top: clamp(1rem, 2vw, 2rem);
  left: clamp(1rem, 4vw, 4rem);
  right: clamp(1rem, 4vw, 4rem);
  display: grid;
  grid-template-columns: 1.25fr 0.8fr 1.6fr 0.65fr 1.1fr;
  gap: 0.55rem;
  height: 42px;
}

.fr-yardmark span {
  display: block;
  border-top: 3px solid var(--fr-line-dark);
  border-bottom: 1px solid var(--fr-line);
  position: relative;
}

.fr-yardmark span::after {
  content: '';
  position: absolute;
  right: 0;
  top: -8px;
  width: 12px;
  height: 12px;
  background: var(--fr-panel);
  border: 2px solid var(--fr-red);
}

.fr-yardmark span:nth-child(2),
.fr-yardmark span:nth-child(4) { margin-top: 18px; }

.fr-kicker,
.fr-label,
.fr-card-date,
.fr-article-meta,
.fr-card-footer,
.fr-byline,
.fr-article-publication {
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.fr-kicker {
  color: var(--fr-blue);
  margin: 0;
  border-left: 9px solid var(--fr-blue);
  padding-left: 0.75rem;
}

.fr-mast h1 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: clamp(4.5rem, 15vw, 13.5rem);
  line-height: 0.78;
  letter-spacing: -0.075em;
  margin: 0;
  max-width: 9ch;
}

.fr-description {
  font-size: clamp(1.1rem, 2vw, 1.55rem);
  max-width: 760px;
  margin: 0;
  color: #26343a;
}

.fr-byline {
  font-style: normal;
  color: var(--fr-muted);
  max-width: 680px;
}

.fr-byline span { color: var(--fr-ink); }

.fr-category-board,
.fr-topic-bay,
.fr-stage-sketch,
.fr-pressure-strip,
.fr-posts {
  margin-top: clamp(1rem, 2vw, 1.6rem);
}

.fr-category-board {
  display: grid;
  grid-template-columns: minmax(240px, 0.9fr) minmax(300px, 1.4fr);
  gap: 1rem;
}

.fr-board-intro,
.fr-topic-bay,
.fr-stage-sketch,
.fr-pressure-strip,
.fr-posts {
  background: var(--fr-panel);
  border: 1px solid var(--fr-line);
}

.fr-board-intro { padding: clamp(1rem, 2vw, 2rem); }

.fr-label {
  color: var(--fr-red);
  margin: 0 0 0.6rem;
}

.fr-board-intro h2,
.fr-topic-bay h2,
.fr-stage-copy h2,
.fr-posts-head h2 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: clamp(1.8rem, 4vw, 3.2rem);
  line-height: 0.95;
  letter-spacing: -0.045em;
  margin: 0 0 1rem;
}

.fr-board-intro p:last-child,
.fr-topic-bay p,
.fr-stage-copy p { margin-bottom: 0; color: var(--fr-muted); }

.fr-board-cells {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--fr-line);
  border: 1px solid var(--fr-line);
}

.fr-board-cell {
  background: var(--fr-panel-cool);
  padding: 1.1rem;
  min-height: 230px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.fr-board-cell span {
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.78rem;
}

.fr-board-cell h3 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: 1.55rem;
  line-height: 1;
  margin: 2rem 0 0.6rem;
}

.fr-board-cell p { margin: 0; color: #354248; }
.fr-blue-cell { border-top: 8px solid var(--fr-blue); }
.fr-red-cell { border-top: 8px solid var(--fr-red); }
.fr-gold-cell { border-top: 8px solid var(--fr-gold); }

.fr-topic-bay {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) 1fr;
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.7rem);
  align-items: start;
}

.fr-topic-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-content: start;
}

.fr-topic-chips a,
.fr-topic-chips span,
.fr-topic-chips button {
  display: inline-block;
  border: 1px solid var(--fr-line-dark);
  border-left: 7px solid var(--fr-blue);
  background: var(--fr-panel-cool);
  padding: 0.55rem 0.75rem;
  color: var(--fr-ink);
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.fr-stage-sketch {
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) 1.35fr;
  gap: 1rem;
  padding: clamp(1rem, 2vw, 1.7rem);
}

.fr-gate-line {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--fr-line-dark);
  background: var(--fr-panel-deep);
}

.fr-gate-line li {
  min-height: 190px;
  padding: 1rem;
  border-right: 1px solid var(--fr-line-dark);
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.fr-gate-line li:last-child { border-right: 0; }

.fr-gate-line li::before {
  content: '';
  position: absolute;
  left: 1rem;
  right: 1rem;
  top: 2.2rem;
  border-top: 4px solid var(--fr-line-dark);
}

.fr-gate-line li::after {
  content: '';
  position: absolute;
  top: 1.72rem;
  right: -8px;
  width: 15px;
  height: 15px;
  background: var(--fr-red);
  border: 3px solid var(--fr-panel-deep);
  z-index: 2;
}

.fr-gate-line li:last-child::after { background: var(--fr-green); }

.fr-gate-line span {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.fr-gate-line em {
  font-style: normal;
  color: var(--fr-muted);
  font-size: 0.9rem;
}

.fr-pressure-strip {
  padding: 1rem;
  border-left: 12px solid var(--fr-gold);
}

.fr-pressure-items {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.fr-pressure-items p {
  margin: 0;
  padding: 0.9rem;
  border: 1px solid var(--fr-line);
  background: var(--fr-panel-cool);
}

.fr-pressure-items strong {
  display: block;
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: 1.45rem;
  letter-spacing: -0.035em;
}

.fr-pressure-items span { color: var(--fr-muted); }

.fr-posts { padding: clamp(1rem, 2vw, 1.7rem); }
.fr-posts-head { margin-bottom: 1rem; }
.fr-post-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }

.fr-switch-card { min-height: 100%; }

.fr-card-link {
  display: grid;
  grid-template-columns: 72px 1fr;
  min-height: 260px;
  height: 100%;
  border: 1px solid var(--fr-line-dark);
  background: var(--fr-panel);
  color: inherit;
  text-decoration: none;
}

.fr-card-link:hover,
.fr-card-link:focus-visible {
  outline: 3px solid var(--fr-gold);
  outline-offset: 3px;
}

.fr-card-rail {
  background: var(--fr-panel-cool);
  border-right: 1px solid var(--fr-line-dark);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  padding: 0.65rem;
  gap: 0.28rem;
}

.fr-card-rail span {
  border-left: 3px solid var(--fr-line-dark);
  position: relative;
}

.fr-card-rail span::before,
.fr-card-rail span::after {
  content: '';
  position: absolute;
  left: -7px;
  width: 11px;
  height: 18px;
  background: var(--fr-panel-cool);
  border: 2px solid var(--fr-line-dark);
}

.fr-card-rail span::before { top: 18%; }
.fr-card-rail span::after { bottom: 22%; }
.fr-card-rail span:nth-child(2)::before { border-color: var(--fr-red); }
.fr-card-rail span:nth-child(3)::after { border-color: var(--fr-blue); }

.fr-card-main {
  padding: 1rem 1rem 0.9rem;
  display: flex;
  flex-direction: column;
}

.fr-card-date { color: var(--fr-red); margin-bottom: 1.8rem; }

.fr-card-main h2 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: clamp(1.65rem, 3vw, 2.5rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  margin: 0 0 0.8rem;
}

.fr-card-main p { color: var(--fr-muted); margin: 0; max-width: 56ch; }

.fr-card-footer {
  margin-top: auto;
  padding-top: 1rem;
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
  color: var(--fr-quiet);
}

.fr-card-footer span {
  border-top: 2px solid var(--fr-line);
  padding-top: 0.25rem;
}

.fr-article {
  padding: clamp(0.75rem, 2vw, 1.5rem);
}

.fr-article-grid {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 82px minmax(0, 760px) minmax(190px, 280px);
  gap: 1rem;
  align-items: start;
}

.fr-milepost-rail {
  position: sticky;
  top: 1rem;
  min-height: 92vh;
  border: 1px solid var(--fr-line-dark);
  background: var(--fr-panel-cool);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 0.8rem 0.6rem;
}

.fr-milepost-rail::before {
  content: '';
  position: absolute;
  top: 0.8rem;
  bottom: 0.8rem;
  left: 50%;
  border-left: 4px solid var(--fr-line-dark);
}

.fr-milepost-rail span {
  position: relative;
  z-index: 1;
  background: var(--fr-panel-cool);
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.72rem;
  text-align: center;
  color: var(--fr-muted);
  border: 1px solid var(--fr-line-dark);
  padding: 0.25rem 0;
}

.fr-reader {
  background: var(--fr-panel);
  border: 1px solid var(--fr-line);
  border-top: 10px solid var(--fr-ink);
}

.fr-article-head {
  padding: clamp(1.1rem, 4vw, 3rem) clamp(1.1rem, 5vw, 4rem) 1.5rem;
  border-bottom: 1px solid var(--fr-line);
}

.fr-back-row { margin-bottom: 2rem; }
.fr-back-row a { font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.06em; }
.fr-article-publication { color: var(--fr-blue); margin: 0 0 0.7rem; }

.fr-article-head h1 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.88;
  letter-spacing: -0.07em;
  margin: 0 0 1.2rem;
}

.fr-article-meta { color: var(--fr-muted); }

.fr-reading-body {
  padding: clamp(1.1rem, 5vw, 4rem);
  font-size: clamp(1.05rem, 1.5vw, 1.18rem);
  line-height: 1.72;
}

.fr-reading-body > * { max-width: 66ch; }
.fr-reading-body p { margin: 0 0 1.25rem; }

.fr-reading-body h2,
.fr-reading-body h3 {
  font-family: 'Roboto Condensed', 'Helvetica Neue Condensed', 'Franklin Gothic Medium', 'Arial Narrow', sans-serif;
  letter-spacing: -0.045em;
  line-height: 1;
  margin: 2.4rem 0 0.8rem;
}

.fr-reading-body h2 { font-size: clamp(2rem, 4vw, 3.2rem); }
.fr-reading-body h3 { font-size: clamp(1.55rem, 3vw, 2.1rem); }

.fr-reading-body blockquote {
  margin: 2rem 0;
  padding: 1rem 1.2rem;
  border-left: 10px solid var(--fr-red);
  background: var(--fr-panel-cool);
  color: #2f3b40;
}

.fr-reading-body ul,
.fr-reading-body ol { padding-left: 1.4rem; margin-bottom: 1.4rem; }
.fr-reading-body li { margin-bottom: 0.5rem; }

.fr-reading-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  font-size: 0.92rem;
}

.fr-reading-body th,
.fr-reading-body td {
  border: 1px solid var(--fr-line);
  padding: 0.65rem;
  text-align: left;
}

.fr-reading-body th {
  background: var(--fr-panel-cool);
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.72rem;
}

.fr-reading-body code {
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  background: var(--fr-panel-cool);
  padding: 0.12rem 0.28rem;
}

.fr-article-foot {
  border-top: 1px solid var(--fr-line);
  padding: 1rem clamp(1.1rem, 5vw, 4rem) 2rem;
  color: var(--fr-muted);
  font-family: 'Cascadia Mono', 'SFMono-Regular', Consolas, monospace;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.fr-tolerances {
  position: sticky;
  top: 1rem;
  background: var(--fr-panel);
  border: 1px solid var(--fr-line);
  border-top: 7px solid var(--fr-gold);
  padding: 1rem;
}

.fr-tolerances ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.fr-tolerances li {
  border-top: 1px solid var(--fr-line);
  padding: 0.8rem 0;
  color: var(--fr-muted);
}

@media (max-width: 900px) {
  .fr-category-board,
  .fr-topic-bay,
  .fr-stage-sketch,
  .fr-article-grid { grid-template-columns: 1fr; }
  .fr-board-cells,
  .fr-gate-line,
  .fr-pressure-items,
  .fr-post-grid { grid-template-columns: 1fr; }
  .fr-milepost-rail,
  .fr-tolerances { position: static; min-height: auto; }
  .fr-milepost-rail { flex-direction: row; }
  .fr-milepost-rail::before { left: 0.8rem; right: 0.8rem; top: 50%; bottom: auto; border-left: 0; border-top: 4px solid var(--fr-line-dark); }
}

@media (max-width: 560px) {
  .fr-home,
  .fr-article { padding: 0.5rem; }
  .fr-mast { min-height: 68vh; }
  .fr-card-link { grid-template-columns: 48px 1fr; }
  .fr-yardmark { height: 30px; gap: 0.3rem; }
  .fr-article-head,
  .fr-reading-body { padding-left: 1rem; padding-right: 1rem; }
}