:root {
  --ink: #10243e;
  --ink-soft: #31465f;
  --paper: #f7f8f5;
  --white: #ffffff;
  --line: #d8e0e6;
  --sea: #087f8c;
  --sea-dark: #06636d;
  --mint: #e4f3f1;
  --gold: #d59b2d;
  --gold-soft: #fff3d6;
  --danger: #a63a3a;
  --shadow: 0 16px 40px rgba(16, 36, 62, 0.09);
  --radius: 14px;
  --content: 1160px;
}

* { box-sizing: border-box; }

html {
  color-scheme: light;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.68;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--sea-dark); text-underline-offset: 3px; }
a:hover { color: var(--ink); }

img, svg { max-width: 100%; }

.skip-link {
  position: absolute;
  left: 1rem;
  top: -5rem;
  padding: .7rem 1rem;
  background: var(--white);
  color: var(--ink);
  z-index: 100;
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  color: var(--white);
  background: rgba(16, 36, 62, .97);
  border-bottom: 1px solid rgba(255, 255, 255, .14);
  backdrop-filter: blur(12px);
}

.header-inner {
  max-width: var(--content);
  min-height: 70px;
  margin: 0 auto;
  padding: .7rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  color: var(--white);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: .7rem;
  font-weight: 800;
  letter-spacing: -.02em;
}

.brand-mark {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 9px;
  color: var(--ink);
  background: var(--gold);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 800;
}

.site-nav {
  display: flex;
  gap: 1.2rem;
  align-items: center;
  font-size: .9rem;
}
.site-nav a { color: #e7eef5; text-decoration: none; }
.site-nav a:hover, .site-nav a[aria-current] { color: var(--white); text-decoration: underline; }

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page-shell {
  max-width: var(--content);
  margin: 0 auto;
  padding: 1.6rem 1.25rem 5rem;
}

.breadcrumb {
  margin: 0 0 1.1rem;
  color: #5f7083;
  font-size: .86rem;
}
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: .25rem; margin: 0; padding: 0; list-style: none; }
.breadcrumb li + li::before { margin-right: .25rem; content: "/"; }
.breadcrumb a { color: inherit; }

.hero {
  position: relative;
  overflow: hidden;
  padding: clamp(2rem, 4vw, 3.5rem);
  color: var(--white);
  background: var(--ink);
  border-radius: 22px;
  box-shadow: var(--shadow);
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(142, 214, 216, .07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(142, 214, 216, .07) 1px, transparent 1px);
  background-size: 38px 38px;
  -webkit-mask-image: linear-gradient(90deg, transparent 22%, rgba(0, 0, 0, .2) 66%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 22%, rgba(0, 0, 0, .2) 66%, #000 100%);
}
.hero > * { position: relative; z-index: 1; }

.home-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  padding: clamp(2rem, 4vw, 3.25rem);
}

.home-hero h1 {
  max-width: 690px;
  font-size: clamp(2.7rem, 5.1vw, 4.25rem);
}

.eyebrow {
  margin: 0 0 .85rem;
  color: #08727c;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.hero .eyebrow { color: #8ed6d8; }

h1, h2, h3 {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.18;
  letter-spacing: -.025em;
}

h1 {
  max-width: 930px;
  margin: 0;
  color: inherit;
  font-size: clamp(2.45rem, 6vw, 5rem);
}

.hero-copy {
  max-width: 700px;
  margin: 1rem 0 0;
  color: #dbe8ef;
  font-size: clamp(1.02rem, 1.7vw, 1.16rem);
}

.hero-meta, .article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: .55rem 1rem;
  margin-top: 1.15rem;
  color: #d2dee7;
  font-size: .9rem;
}

.meta-link { color: #dff5f3; font-weight: 700; }
.meta-link:hover { color: var(--white); }

.hero-actions, .article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: .75rem;
  margin-top: 1.35rem;
}

.button {
  min-height: 46px;
  padding: .68rem 1rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 9px;
  font-size: .9rem;
  font-weight: 800;
  line-height: 1.25;
  text-decoration: none;
}
.button-primary { color: var(--ink); background: var(--gold); }
.button-primary:hover { color: var(--ink); background: #e7b449; }
.button-secondary { color: var(--white); border-color: rgba(255, 255, 255, .35); background: rgba(255, 255, 255, .06); }
.button-secondary:hover { color: var(--white); border-color: rgba(255, 255, 255, .7); background: rgba(255, 255, 255, .11); }

.featured-guide {
  padding: 1.35rem;
  background: rgba(255, 255, 255, .08);
  border: 1px solid rgba(255, 255, 255, .2);
  border-top: 4px solid var(--gold);
  border-radius: 13px;
  backdrop-filter: blur(5px);
}
.featured-editorial-image {
  margin: -1.35rem -1.35rem 1.15rem;
  overflow: hidden;
  border-radius: 9px 9px 0 0;
}
.featured-editorial-image picture {
  aspect-ratio: 16 / 9;
  display: block;
  overflow: hidden;
}
.featured-editorial-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.featured-editorial-image figcaption {
  padding: .55rem .7rem;
  color: #dbe8ef;
  background: rgba(6, 24, 41, .92);
  font-size: .68rem;
  line-height: 1.4;
}
.featured-editorial-image figcaption a { color: #fff0c6; }
.featured-guide h2 { margin: 0 0 1rem; color: var(--white); font-size: 1.55rem; }
.featured-guide > p:last-child { margin: 1rem 0 0; }
.featured-guide a { color: #fff0c6; font-weight: 800; }
.featured-guide-parts { display: grid; gap: .55rem; }
.featured-guide-parts span {
  padding-top: .55rem;
  color: #dce8ef;
  border-top: 1px solid rgba(255, 255, 255, .15);
  font-size: .88rem;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  margin: 1rem 0 0;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(16, 36, 62, .045);
}
.trust-strip div { padding: .82rem 1rem; }
.trust-strip div + div { border-left: 1px solid var(--line); }
.trust-strip strong, .trust-strip span { display: block; }
.trust-strip strong { color: var(--ink); font-size: .84rem; }
.trust-strip span { color: var(--ink-soft); font-size: .8rem; }

#topics, .topic-group, .article-body [id] { scroll-margin-top: 90px; }

.home-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(260px, .7fr);
  gap: 2rem;
  align-items: start;
  margin-top: 2rem;
}

.panel, .calculator, .source-box, .fact-box, .article-card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(16, 36, 62, .055);
}

.panel, .fact-box, .source-box { padding: 1.35rem; }

.section-heading {
  margin: 2rem 0 1.1rem;
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
}
.section-heading h2 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.35rem); }
.section-heading > p { max-width: 560px; margin: 0; color: var(--ink-soft); }

.topic-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.topic-group + .topic-group { margin-top: 2rem; }
.topic-group .section-heading { margin-bottom: .85rem; }
.topic-card-top { display: flex; align-items: center; justify-content: space-between; gap: .7rem; }
.topic-code {
  width: 2rem;
  height: 2rem;
  display: inline-grid;
  place-items: center;
  color: var(--white);
  background: var(--ink);
  border-radius: 7px;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 800;
}

.topic-card {
  min-height: 200px;
  padding: 1.35rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}
.topic-card.live { border-color: #67b7b8; box-shadow: var(--shadow); }
.topic-card h3 { margin: .3rem 0 .6rem; font-size: 1.25rem; }
.topic-card p { margin: 0; color: var(--ink-soft); font-size: .94rem; }
.topic-card a { font-weight: 750; }

.status {
  width: fit-content;
  padding: .25rem .52rem;
  color: #16655f;
  background: var(--mint);
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}
.status.planned { color: #6d592d; background: var(--gold-soft); }

.article-layout {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  gap: 3rem;
  align-items: start;
  margin-top: 2rem;
}

.article-body {
  min-width: 0;
  padding: clamp(1.5rem, 4vw, 3rem);
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.article-body > :first-child { margin-top: 0; }
.article-body h2 { margin: 2.7rem 0 .8rem; font-size: clamp(1.55rem, 3vw, 2.1rem); }
.article-body h3 { margin: 2rem 0 .65rem; font-size: 1.28rem; }
.article-body p, .article-body li { color: #23384f; }
.article-body ul, .article-body ol { padding-left: 1.25rem; }
.article-body li + li { margin-top: .45rem; }

.article-image {
  margin: 1.6rem 0;
}
.article-image img {
  width: 100%;
  display: block;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
}
.article-image picture { display: block; }
.article-image figcaption {
  margin-top: .55rem;
  color: #52677a;
  font-size: .82rem;
  line-height: 1.45;
}

.article-dek {
  margin: .85rem 0 0;
  color: #dbe8ef;
  font-size: 1.18rem;
  max-width: 810px;
}

.toc {
  position: sticky;
  top: 92px;
  padding: 1.2rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  max-height: calc(100vh - 112px);
  overflow-y: auto;
}
.toc summary { display: none; }
.toc h2 { margin: 0 0 .75rem; font-size: 1rem; font-family: inherit; }
.toc ol { margin: 0; padding-left: 1.15rem; }
.toc li + li { margin-top: .45rem; }
.toc a { color: var(--ink-soft); font-size: .88rem; }

.summary-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .8rem;
  margin: 1.5rem 0;
}

.metric-chart {
  margin: 1.6rem 0;
  padding: 1.25rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.metric-row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(180px, 2fr) 90px;
  gap: .8rem;
  align-items: center;
  font-size: .86rem;
}
.metric-row + .metric-row { margin-top: .7rem; }
.metric-row > div { height: 12px; overflow: hidden; background: #dce6ea; border-radius: 999px; }
.metric-row i { display: block; height: 100%; background: linear-gradient(90deg, var(--sea), #50aeb2); border-radius: inherit; }
.metric-row strong { text-align: right; }
.metric-chart figcaption { margin-top: 1rem; color: #52677a; font-size: .82rem; line-height: 1.45; }

.line-chart,
.timeline-chart {
  margin: 1.6rem 0;
  padding: 1.15rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.chart-scroll { max-width: 100%; overflow-x: auto; padding-bottom: .25rem; scrollbar-width: thin; }
.line-chart svg { display: block; width: 100%; min-width: 540px; height: auto; }
.line-chart .chart-grid { stroke: #cdd9df; stroke-width: 1; }
.line-chart .chart-axis { fill: #5c6f80; font: 12px system-ui, sans-serif; }
.line-chart .chart-line-a { fill: none; stroke: var(--sea-dark); stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; }
.line-chart .chart-line-b { fill: none; stroke: #bf7510; stroke-width: 4; stroke-linecap: round; stroke-linejoin: round; stroke-dasharray: 10 7; }
.line-chart .chart-dot-a { fill: var(--sea-dark); }
.line-chart .chart-dot-b { fill: #bf7510; }
.chart-legend { display: flex; flex-wrap: wrap; gap: .55rem 1rem; margin: 0 0 .8rem; color: var(--ink-soft); font-size: .8rem; }
.chart-legend span { display: inline-flex; gap: .4rem; align-items: center; }
.chart-legend i { width: 1rem; height: .25rem; display: inline-block; background: var(--sea-dark); border-radius: 999px; }
.chart-legend span:nth-child(2) i { background: repeating-linear-gradient(90deg, #bf7510 0 6px, transparent 6px 10px); }
.line-chart figcaption,
.timeline-chart figcaption { margin-top: .8rem; color: #52677a; font-size: .82rem; line-height: 1.45; }

.timeline-scroll { overflow-x: auto; padding-bottom: .25rem; scrollbar-width: thin; }
.chart-scroll:focus-visible,
.timeline-scroll:focus-visible,
.band-chart-bar:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.timeline-track { min-width: 760px; display: grid; grid-template-columns: repeat(7, minmax(96px, 1fr)); gap: .55rem; }
.timeline-point { position: relative; padding: 2rem .7rem .75rem; background: var(--white); border: 1px solid var(--line); border-radius: 9px; font-size: .76rem; line-height: 1.35; }
.timeline-point::before { content: ""; position: absolute; top: .85rem; left: .7rem; width: .7rem; height: .7rem; background: var(--sea); border: 3px solid #d9efed; border-radius: 999px; }
.timeline-point strong { display: block; margin-bottom: .25rem; color: var(--sea-dark); font-size: .8rem; }

.index-map {
  margin: 1.6rem 0;
  padding: 1.15rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.index-node { padding: .85rem; background: var(--white); border: 1px solid var(--line); border-radius: 9px; text-align: center; font-weight: 800; }
.index-node small { color: var(--ink-soft); font-weight: 500; }
.index-map > .index-node { max-width: 420px; margin: 0 auto 1rem; border-top: 3px solid var(--ink); }
.index-branches { display: grid; grid-template-columns: 1.35fr 1fr; gap: 1rem; align-items: start; }
.index-branches > div:first-child { display: grid; gap: .65rem; }
.index-node.is-highlight { color: var(--sea-dark); background: var(--mint); border-color: #78bbb7; }
.index-map figcaption { margin-top: 1rem; color: #52677a; font-size: .82rem; line-height: 1.45; }

.stack-chart {
  margin: 1.6rem 0;
  padding: 1.15rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.stack-row { display: grid; grid-template-columns: minmax(120px, 1fr) minmax(200px, 2fr) 72px; gap: .75rem; align-items: center; font-size: .84rem; }
.stack-row + .stack-row { margin-top: .75rem; }
.stack-track { height: 14px; display: flex; overflow: hidden; background: #dce6ea; border-radius: 999px; }
.stack-track i { display: block; height: 100%; background: var(--sea-dark); }
.stack-track i + i { background: #bf7510; }
.stack-row > strong { text-align: right; }
.stack-chart figcaption { margin-top: 1rem; color: #52677a; font-size: .82rem; line-height: 1.45; }

.range-chart {
  margin: 1.6rem 0;
  padding: 1.15rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.range-row { display: grid; grid-template-columns: minmax(130px, 1fr) minmax(220px, 2fr) 92px; gap: .5rem .8rem; align-items: center; font-size: .84rem; }
.range-row + .range-row { margin-top: 1rem; }
.range-track { position: relative; height: 8px; background: #dce6ea; border-radius: 999px; }
.range-track::before { content: ""; position: absolute; left: var(--start); right: calc(100% - var(--end)); top: 1px; height: 6px; background: #86bdc0; border-radius: 999px; }
.range-track i { position: absolute; left: var(--mid); top: 50%; width: 14px; height: 14px; background: var(--sea-dark); border: 3px solid var(--white); border-radius: 999px; box-shadow: 0 0 0 2px var(--ink); transform: translate(-50%, -50%); }
.range-row > strong { text-align: right; }
.range-row small { grid-column: 2 / 4; color: #52677a; }
.range-axis { display: flex; justify-content: space-between; margin: .8rem 92px 0 calc(33.333% + .4rem); color: #52677a; font-size: .76rem; }
.range-chart figcaption { margin-top: 1rem; color: #52677a; font-size: .82rem; line-height: 1.45; }

.route-panel {
  margin: 0 0 2rem;
  padding: 1.35rem;
  background: #edf7f8;
  border: 1px solid #c5dfe2;
  border-radius: 14px;
}
.route-panel > .eyebrow { margin: 0 0 .25rem; color: var(--sea-dark); }
.article-body .route-panel h2 { margin: 0 0 1rem; font-size: 1.65rem; }
.route-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: .8rem; }
.route-card { padding: 1rem; background: var(--white); border: 1px solid var(--line); border-radius: 10px; }
.article-body .route-card h3 { margin: 0 0 .45rem; font-size: 1.08rem; }
.route-card p { margin: 0 0 .7rem; font-size: .88rem; }
.route-card a { display: block; width: fit-content; font-size: .87rem; font-weight: 750; }
.route-card a + a { margin-top: .4rem; }
.summary-item {
  padding: 1rem;
  background: var(--mint);
  border-radius: 10px;
}
.summary-item strong { display: block; color: var(--sea-dark); }
.summary-item span { color: var(--ink-soft); font-size: .9rem; }

.fact-box { margin: 1.5rem 0; border-left: 5px solid var(--sea); }
.fact-box.warning { background: var(--gold-soft); border-left-color: var(--gold); }
.fact-box p:last-child { margin-bottom: 0; }

.freshness-note {
  margin: 0 0 1rem;
  padding: 1rem 1.1rem;
  display: grid;
  gap: .25rem;
  background: var(--mint);
  border: 1px solid #a9d4d1;
  border-left: 5px solid var(--sea);
  border-radius: 10px;
}
.freshness-note strong { color: var(--sea-dark); }
.freshness-note span { color: var(--ink-soft); font-size: .9rem; }
.freshness-note a { width: fit-content; margin-top: .25rem; font-weight: 800; }

.publisher-scope {
  margin: 0 0 1rem;
  padding: 1rem 1.1rem;
  color: var(--ink-soft);
  background: #f7f9fb;
  border: 1px solid var(--line);
  border-left: 5px solid var(--ink);
  border-radius: 10px;
}
.publisher-scope strong { color: var(--ink); }
.publisher-scope p { margin: .3rem 0 0; font-size: .88rem; }

.reader-path {
  margin: 0 0 1.8rem;
  padding: 1.15rem;
  background: var(--mint);
  border: 1px solid #bcdedb;
  border-radius: 12px;
}
.reader-path .eyebrow { margin: 0 0 .75rem; color: var(--sea-dark); }
.reader-path ol {
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  list-style: none;
  counter-reset: reader-step;
}
.reader-path li {
  position: relative;
  min-height: 78px;
  padding: .8rem .8rem .8rem 2.55rem;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 9px;
  counter-increment: reader-step;
  font-size: .86rem;
}
.reader-path li::before {
  content: counter(reader-step);
  position: absolute;
  top: .75rem;
  left: .75rem;
  width: 1.3rem;
  height: 1.3rem;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--sea-dark);
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 850;
}

.data-table-wrap { max-width: 100%; overflow-x: auto; margin: 1.4rem 0; overscroll-behavior-inline: contain; scrollbar-width: thin; }
.data-table-wrap:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; }
.data-table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  font-size: .92rem;
}
.data-table.compact-table { min-width: 0; }
.data-table th, .data-table td {
  padding: .85rem;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}
.data-table thead th { color: var(--white); background: var(--ink); }
.data-table tbody th { color: var(--ink); background: #edf3f6; font-weight: 750; }
.data-table tbody tr:nth-child(even) td,
.data-table tbody tr:nth-child(even) th { background: #f5f8fa; }

.calculator { margin: 1.8rem 0; overflow: hidden; }
.calculator-header { padding: 1.35rem; color: var(--white); background: var(--ink); }
.calculator-header h2 { margin: 0; color: var(--white); font-size: 1.5rem; }
.calculator-header p { margin: .4rem 0 0; color: #dbe8ef; font-size: .92rem; }
.calculator-body { padding: 1.35rem; }
.scenario-actions { display: flex; flex-wrap: wrap; gap: .65rem; margin: 0 0 1rem; }
.scenario-actions .tool-button { width: auto; flex: 1 1 180px; }
.calculator-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: 1rem; }
.field label { display: block; margin-bottom: .35rem; font-size: .84rem; font-weight: 750; }
.field-label { display: block; margin-bottom: .35rem; font-size: .84rem; font-weight: 750; }
.field input, .field select {
  width: 100%;
  min-height: 46px;
  padding: .65rem .75rem;
  color: var(--ink);
  background: var(--white);
  border: 1px solid #718394;
  border-radius: 8px;
  font: inherit;
}
.field select { cursor: pointer; }
.field small { display: block; margin-top: .3rem; color: #586b7c; font-size: .75rem; line-height: 1.4; }
.field input:focus, .field select:focus { outline: 3px solid var(--sea); outline-offset: 2px; border-color: var(--sea-dark); }
.field input[aria-invalid="true"] { border-color: #a8212c; box-shadow: 0 0 0 2px rgba(168, 33, 44, .18); }
.field-action { display: flex; flex-direction: column; }
.tool-button {
  width: 100%;
  min-height: 46px;
  padding: .65rem .75rem;
  color: var(--sea-dark);
  background: var(--white);
  border: 1px solid var(--sea);
  border-radius: 8px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}
.tool-button:hover { color: var(--white); background: var(--sea-dark); }
.tool-button:focus { outline: 3px solid var(--gold); outline-offset: 2px; }
.calculator-results {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: .7rem;
  margin-top: 1.25rem;
}
.result {
  padding: 1rem;
  color: var(--ink);
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-top: 3px solid var(--sea);
  border-radius: 10px;
}
.result.is-warning { color: var(--ink); background: var(--gold-soft); border-color: #c57a00; }
.result span { display: block; color: var(--ink-soft); font-size: .78rem; }
.result strong { display: block; margin-top: .3rem; font-size: 1.35rem; }
.calculator-status {
  margin: .8rem 0 0;
  padding: .65rem .75rem;
  color: #285466;
  background: #edf7f8;
  border-left: 4px solid var(--sea);
  border-radius: 4px;
  font-size: .82rem;
  font-weight: 700;
}
.calculator-status.is-warning { color: #6b4300; background: #fff4d8; border-color: #c57a00; }
.calculator-status.is-error { color: #7a1720; background: #fff0f1; border-color: #a8212c; }
.calculator-note { margin: .9rem 0 0; color: #66788a; font-size: .78rem; }
.calculation-working, .tax-breakdown {
  margin-top: 1rem;
  padding: .85rem 1rem;
  color: var(--ink-soft);
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: .84rem;
}
.tax-breakdown > strong { display: block; margin-bottom: .45rem; color: var(--ink); }
.tax-breakdown-list { display: flex; flex-wrap: wrap; gap: .4rem; }
.tax-breakdown-list span { padding: .3rem .5rem; background: var(--white); border: 1px solid var(--line); border-radius: 6px; }

.band-chart {
  margin: 1.5rem 0;
  padding: 1.15rem;
  background: #f5f8fa;
  border: 1px solid var(--line);
  border-radius: 12px;
}
.band-chart-bar { min-height: 78px; display: flex; overflow-x: auto; overflow-y: hidden; border-radius: 10px; scrollbar-width: thin; }
.band-chart-bar span {
  min-width: 72px;
  padding: .7rem .45rem;
  display: grid;
  place-items: center;
  color: var(--white);
  background: var(--sea);
  border-right: 1px solid rgba(255, 255, 255, .5);
  font-size: .72rem;
  font-weight: 800;
  text-align: center;
}
.band-chart-bar span:nth-child(2) { background: #14737f; }
.band-chart-bar span:nth-child(3) { background: #245f75; }
.band-chart-bar span:nth-child(4) { background: #314d68; }
.band-chart-bar span[data-tone="zero"] { color: var(--ink); background: #d5e5e5; }
.band-chart-bar span[data-tone="high"] { background: var(--ink); }
.band-chart figcaption { margin-top: .65rem; color: #52677a; font-size: .82rem; }

.related-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
.article-card { padding: 1.2rem; }
.article-card h3 { margin: .2rem 0 .55rem; font-size: 1.12rem; }
.article-card p { margin: 0 0 .8rem; color: var(--ink-soft); font-size: .9rem; }

.source-box { margin-top: 2rem; background: #f5f8fa; }
.source-box h2 { margin: 0 0 .8rem; font-size: 1.25rem; }
.source-box li { overflow-wrap: anywhere; }

.site-footer {
  color: #c9d6df;
  background: var(--ink);
}
.footer-inner {
  max-width: var(--content);
  margin: 0 auto;
  padding: 2.4rem 1.25rem;
  display: grid;
  grid-template-columns: 1.3fr .7fr;
  gap: 2rem;
}
.site-footer p { max-width: 700px; margin: .5rem 0; font-size: .88rem; }
.site-footer a { color: var(--white); }
.footer-links { display: flex; flex-wrap: wrap; gap: .8rem 1rem; align-content: start; }

.article-header { padding: clamp(1.8rem, 3.5vw, 2.8rem); }
.article-header.has-editorial-image {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 390px);
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
}
.article-header-copy { min-width: 0; }
.article-header h1 { max-width: 900px; font-size: clamp(2.15rem, 4.3vw, 3.6rem); }
.article-header-image {
  width: 100%;
  margin: 0;
  overflow: hidden;
  background: #071a2c;
  border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 12px;
  box-shadow: 0 14px 30px rgba(0, 0, 0, .22);
}
.article-header-image picture {
  aspect-ratio: 16 / 10;
  display: block;
  overflow: hidden;
}
.article-header-image img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}
.article-header-image figcaption {
  padding: .65rem .75rem;
  color: #dbe8ef;
  background: rgba(6, 24, 41, .96);
  font-size: .69rem;
  line-height: 1.45;
}
.article-header-image figcaption a { color: #fff0c6; }

@media (max-width: 900px) {
  .home-hero { grid-template-columns: 1fr; gap: 1.5rem; }
  .featured-guide { display: grid; grid-template-columns: 1fr 1fr; column-gap: 1.5rem; }
  .featured-editorial-image { grid-column: 1 / -1; }
  .featured-guide .eyebrow, .featured-guide h2 { grid-column: 1 / -1; }
  .featured-guide p { align-self: end; }
  .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .article-layout { grid-template-columns: 1fr; }
  .article-header.has-editorial-image { grid-template-columns: minmax(0, 1.25fr) minmax(240px, .75fr); }
  .toc { position: static; max-height: none; overflow: visible; }
  .toc summary { display: list-item; min-height: 44px; padding: .65rem 0; color: var(--ink); cursor: pointer; font-weight: 800; }
  .home-intro { grid-template-columns: 1fr; }
}

@media (max-width: 650px) {
  body { font-size: 16px; }
  .header-inner { min-height: 62px; gap: .75rem; }
  .site-header .brand-name { display: none; }
  .site-nav .nav-secondary { display: none; }
  .site-nav { min-width: 0; flex: 1; justify-content: flex-start; gap: .35rem; overflow-x: auto; overscroll-behavior-inline: contain; font-size: .82rem; white-space: nowrap; }
  .site-nav a { display: inline-flex; flex: 0 0 auto; align-items: center; min-height: 44px; padding: 0 .35rem; }
  .page-shell { padding: 1rem 1rem 4rem; }
  .hero { padding: 2rem 1.25rem; border-radius: 14px; }
  .home-hero { gap: 1.35rem; }
  .home-hero h1, h1 { font-size: 2.35rem; }
  .hero-actions, .article-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-actions .button-secondary { width: fit-content; min-height: auto; align-self: flex-start; padding: .3rem 0; border: 0; background: transparent; text-decoration: underline; }
  .featured-guide { display: block; padding: 1rem; }
  .featured-editorial-image { margin: -1rem -1rem .9rem; }
  .featured-guide h2 { margin-bottom: .65rem; font-size: 1.3rem; }
  .featured-guide-parts { display: none; }
  .featured-guide > p:last-child { margin-top: .4rem; }
  .trust-strip { grid-template-columns: 1fr; }
  .trust-strip div + div { border-top: 1px solid var(--line); border-left: 0; }
  .topic-grid, .summary-grid, .related-grid, .route-grid, .calculator-grid, .calculator-results { grid-template-columns: 1fr; }
  .reader-path ol { grid-template-columns: 1fr; }
  .reader-path li { min-height: 0; }
  .index-branches { grid-template-columns: 1fr; }
  .stack-row { grid-template-columns: 1fr 64px; gap: .35rem .7rem; }
  .stack-track { grid-column: 1 / -1; grid-row: 2; }
  .stack-row > strong { grid-column: 2; grid-row: 1; }
  .range-row { grid-template-columns: 1fr 72px; }
  .range-track { grid-column: 1 / -1; grid-row: 2; }
  .range-row > strong { grid-column: 2; grid-row: 1; }
  .range-row small { grid-column: 1 / -1; }
  .range-axis { margin-right: 0; margin-left: 0; }
  .metric-row { grid-template-columns: 1fr 70px; gap: .35rem .7rem; }
  .metric-row > div { grid-column: 1 / -1; grid-row: 2; }
  .metric-row strong { grid-column: 2; grid-row: 1; }
  .section-heading { align-items: flex-start; flex-direction: column; }
  .article-body { padding: 1.25rem; }
  .article-header.has-editorial-image { grid-template-columns: 1fr; }
  .article-header-image { margin-top: .25rem; }
  .article-header-image figcaption { font-size: .66rem; }
  .footer-inner { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

a:focus-visible,
summary:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

/* Shared editorial/data-desk system for the homepage and every internal page. */
.design-prototype {
  --desk-ink: #182129;
  --desk-muted: #5c646b;
  --desk-paper: #fbfaf6;
  --desk-white: #fffefb;
  --desk-rule: #c9ccc9;
  --desk-rule-dark: #777d80;
  --desk-red: #b5222a;
  --desk-teal: #006c70;
  color: var(--desk-ink);
  background: var(--desk-paper);
  font-size: 16px;
  line-height: 1.56;
}

.design-article { --desk-topic: var(--desk-red); }
.topic-gold { --desk-topic: #8a6418; }
.topic-stocks { --desk-topic: #006c70; }
.topic-markets { --desk-topic: #365d86; }
.topic-car-costs { --desk-topic: #9b492c; }
.topic-housing-property { --desk-topic: #87455f; }
.topic-cpf { --desk-topic: #5d568e; }
.topic-government-benefits { --desk-topic: #a45d18; }
.topic-salary { --desk-topic: #176f77; }
.topic-employment { --desk-topic: #455f88; }
.topic-taxes { --desk-topic: #a52b35; }
.topic-cost-of-living { --desk-topic: #4c714f; }
.topic-education-earnings { --desk-topic: #795e2f; }
.topic-business { --desk-topic: #3f675c; }
.topic-editorial { --desk-topic: #565d62; }

.design-prototype a { color: var(--desk-teal); }
.design-prototype a:hover { color: var(--desk-red); }
.design-prototype h1,
.design-prototype h2,
.design-prototype h3 { color: var(--desk-ink); }

.design-prototype .site-header {
  color: var(--desk-ink);
  background: rgba(251, 250, 246, .98);
  border-top: 4px solid var(--desk-red);
  border-bottom: 1px solid var(--desk-ink);
  backdrop-filter: none;
}
.design-prototype .header-inner {
  min-height: 58px;
  padding-top: .45rem;
  padding-bottom: .45rem;
}
.design-prototype .brand { color: var(--desk-ink); }
.design-prototype .brand-mark {
  width: 31px;
  height: 31px;
  color: var(--desk-red);
  background: transparent;
  border: 1px solid var(--desk-red);
  border-radius: 1px;
  font-size: .9rem;
}
.design-prototype .brand-name {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1rem;
  letter-spacing: -.01em;
}
.design-prototype .site-nav { gap: 1rem; font-size: .875rem; }
.design-prototype .site-nav a {
  padding: .35rem 0 .25rem;
  color: #343c42;
  border-bottom: 2px solid transparent;
  text-decoration: none;
}
.design-prototype .site-nav a:hover,
.design-prototype .site-nav a[aria-current] {
  color: var(--desk-red);
  border-bottom-color: var(--desk-red);
  text-decoration: none;
}
.design-prototype .site-footer {
  color: #d7dad8;
  background: var(--desk-ink);
  border-top: 5px solid var(--desk-red);
}
.design-prototype .site-footer .brand { color: #fff; }
.design-prototype .site-footer .brand-mark { color: #fff; border-color: #fff; }
.design-prototype .site-footer a { color: #fff; }

/* Homepage prototype */
.design-home .page-shell {
  max-width: 1220px;
  padding-top: .8rem;
}
.edition-line {
  min-height: 30px;
  padding: .25rem 0 .4rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--desk-muted);
  border-bottom: 1px solid var(--desk-rule);
  font-size: .75rem;
  font-weight: 750;
  letter-spacing: .11em;
  text-transform: uppercase;
}
.home-front {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(390px, .94fr);
  gap: clamp(2rem, 4vw, 4rem);
  align-items: stretch;
  padding: clamp(1.35rem, 2.7vw, 2.35rem) 0 1.2rem;
  border-bottom: 1px solid var(--desk-ink);
}
.home-lead { align-self: center; }
.design-home .home-lead .eyebrow,
.design-home .section-heading .eyebrow,
.design-home .home-intro .eyebrow {
  margin-bottom: .55rem;
  color: var(--desk-red);
  font-size: .7rem;
  letter-spacing: .14em;
}
.design-home .home-lead h1 {
  max-width: 690px;
  font-size: clamp(2.7rem, 5.2vw, 4.2rem);
  line-height: .99;
  letter-spacing: -.042em;
}
.home-dek {
  max-width: 660px;
  margin: 1rem 0 1.1rem;
  color: #3f484f;
  font-size: 1.02rem;
  line-height: 1.55;
}
.home-desk-links {
  max-width: 670px;
  border-top: 1px solid var(--desk-rule-dark);
}
.home-desk-links a {
  min-height: 43px;
  padding: .48rem .1rem;
  display: grid;
  grid-template-columns: minmax(210px, .75fr) minmax(250px, 1.25fr);
  gap: 1rem;
  align-items: baseline;
  color: var(--desk-ink);
  border-bottom: 1px solid var(--desk-rule);
  text-decoration: none;
}
.home-desk-links a:hover { color: var(--desk-red); }
.home-desk-links strong { font-family: Georgia, "Times New Roman", serif; font-size: .96rem; }
.home-desk-links span { color: var(--desk-muted); font-size: .76rem; }
.home-lead-image {
  min-width: 0;
  margin: 0;
  border-bottom: 1px solid var(--desk-rule-dark);
}
.home-lead-image picture {
  height: clamp(260px, 28vw, 342px);
  display: block;
  overflow: hidden;
  background: #d9dcda;
}
.home-lead-image img { width: 100%; height: 100%; display: block; object-fit: cover; }
.home-lead-image figcaption {
  padding: .45rem 0 .25rem;
  color: var(--desk-muted);
  font-size: .75rem;
  line-height: 1.35;
}
.home-lead-image figcaption a { color: inherit; }
.publication-rail {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  border-bottom: 1px solid var(--desk-ink);
}
.publication-rail div { padding: .65rem .9rem .7rem 0; }
.publication-rail div + div { padding-left: 1rem; border-left: 1px solid var(--desk-rule); }
.publication-rail strong,
.publication-rail span { display: block; }
.publication-rail strong {
  margin-bottom: .1rem;
  color: var(--desk-red);
  font-size: .75rem;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.publication-rail span { color: #40484e; font-size: .8rem; }
.design-home .topic-index-heading {
  margin: 1.45rem 0 .7rem;
  padding-bottom: .8rem;
  align-items: end;
  border-bottom: 3px solid var(--desk-ink);
}
.design-home .section-heading h2 { font-size: clamp(1.55rem, 2.6vw, 2.15rem); }
.design-home .section-heading > p { max-width: 600px; color: var(--desk-muted); font-size: .83rem; line-height: 1.45; }
.design-home .topic-group { margin-top: 1.8rem; }
.design-home .topic-group + .topic-group { margin-top: 2.25rem; }
.design-home .topic-group .section-heading {
  margin: 0 0 .2rem;
  padding-bottom: .45rem;
  border-bottom: 1px solid var(--desk-ink);
}
.design-home .topic-group .section-heading h2 { font-size: 1.35rem; }
.design-home .topic-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0 1.5rem;
}
.design-home .topic-card,
.design-home .topic-card.live {
  min-height: 180px;
  padding: .85rem 0 .7rem;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--desk-rule);
  border-radius: 0;
  box-shadow: none;
}
.design-home .topic-card-top { justify-content: flex-start; gap: .6rem; }
.design-home .topic-code {
  width: auto;
  height: auto;
  display: inline;
  color: var(--desk-red);
  background: transparent;
  border-radius: 0;
  font-family: inherit;
  font-size: .75rem;
  letter-spacing: .12em;
}
.design-home .status {
  padding: 0;
  color: var(--desk-muted);
  background: transparent;
  border-radius: 0;
  font-size: .75rem;
  font-weight: 700;
}
.design-home .topic-card h3 { margin: .42rem 0 .38rem; font-size: 1.12rem; line-height: 1.17; }
.design-home .topic-card h3 a { color: var(--desk-ink); text-decoration: none; }
.design-home .topic-card h3 a:hover { color: var(--desk-red); text-decoration: underline; }
.design-home .topic-card p { color: #495159; font-size: .875rem; line-height: 1.43; }
.design-home .topic-card .topic-format {
  margin-top: .65rem;
  color: var(--desk-muted);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.design-home .home-intro {
  grid-template-columns: minmax(0, 1.45fr) minmax(260px, .65fr);
  gap: 2.5rem;
  margin-top: 2.8rem;
  padding-top: 1.2rem;
  border-top: 3px solid var(--desk-ink);
}
.design-home .home-intro .panel,
.design-home .home-intro .fact-box {
  margin: 0;
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
}
.design-home .home-intro .fact-box { padding-left: 1.2rem; border-left: 1px solid var(--desk-rule-dark); }
.design-home .home-intro h2 { margin: 0 0 .5rem; font-size: 1.65rem; }
.design-home .home-intro p { margin-top: .4rem; color: #444d54; font-size: .88rem; }

/* Shared internal-page system */
.design-article .page-shell {
  max-width: 1180px;
  padding-top: 1rem;
}
.design-article .breadcrumb { margin: 0 0 .7rem; font-size: .75rem; }
.design-article .hero.article-header.editorial-header {
  padding: 1.25rem 0 1.35rem;
  color: var(--desk-ink);
  background: transparent;
  border-top: 5px solid var(--desk-topic);
  border-bottom: 1px solid var(--desk-ink);
  border-radius: 0;
  box-shadow: none;
}
.design-article .hero.article-header.editorial-header::after { display: none; }
.design-article .article-header .eyebrow {
  margin-bottom: .45rem;
  color: var(--desk-topic);
  font-size: .78rem;
  letter-spacing: .14em;
}
.design-article .article-header h1 {
  max-width: 930px;
  font-size: clamp(2.45rem, 4.7vw, 3.85rem);
  line-height: 1.03;
  letter-spacing: -.038em;
}
.design-article .article-dek {
  max-width: 850px;
  margin-top: .65rem;
  color: #3f474e;
  font-size: 1.02rem;
}
.design-article .article-meta {
  margin-top: .75rem;
  padding-top: .58rem;
  gap: .4rem 1rem;
  color: var(--desk-muted);
  border-top: 1px solid var(--desk-rule);
  font-size: .78rem;
  letter-spacing: .02em;
}
.design-article .meta-link { color: var(--desk-ink); }
.design-article .article-layout {
  grid-template-columns: 214px minmax(0, 1fr);
  gap: clamp(1.6rem, 3.2vw, 2.7rem);
  margin-top: 1.25rem;
}
.design-article .toc {
  top: 78px;
  padding: .7rem 0 0 .85rem;
  background: transparent;
  border: 0;
  border-top: 3px solid var(--desk-ink);
  border-left: 1px solid var(--desk-rule);
  border-radius: 0;
}
.design-article .toc summary {
  display: block;
  margin-bottom: .55rem;
  color: var(--desk-topic);
  font-size: .75rem;
  font-weight: 800;
  letter-spacing: .11em;
  list-style: none;
  text-transform: uppercase;
}
.design-article .toc summary::-webkit-details-marker { display: none; }
.design-article .toc ol { padding-left: 1rem; }
.design-article .toc li + li { margin-top: .38rem; }
.design-article .toc a { color: #4e575e; font-size: .85rem; line-height: 1.35; }
.design-article .article-body {
  padding: 0;
  background: transparent;
  border: 0;
  border-radius: 0;
}
.design-article .article-body h2 {
  margin: 2.5rem 0 .6rem;
  padding-top: .75rem;
  border-top: 1px solid var(--desk-ink);
  font-size: clamp(1.45rem, 2.6vw, 1.95rem);
}
.design-article .article-body h3 { font-size: 1.18rem; }
.design-article .article-body p,
.design-article .article-body li { color: #303940; }
.design-article .freshness-note {
  margin: 0 0 .65rem;
  padding: .55rem .75rem;
  display: flex;
  flex-wrap: wrap;
  gap: .15rem .75rem;
  align-items: baseline;
  background: #f1f0ea;
  border: 0;
  border-left: 4px solid var(--desk-topic);
  border-radius: 0;
}
.design-article .freshness-note strong { color: var(--desk-ink); font-size: .82rem; }
.design-article .freshness-note span { color: var(--desk-muted); font-size: .78rem; }
.design-article .freshness-note a { margin: 0 0 0 auto; color: var(--desk-teal); font-size: .78rem; }
.design-article .calculator {
  margin: 0 0 1.2rem;
  background: var(--desk-white);
  border: 1px solid var(--desk-rule-dark);
  border-top: 4px solid var(--desk-topic);
  border-radius: 0;
  box-shadow: none;
}
.design-article .calculator-header {
  padding: .8rem 1rem .7rem;
  color: var(--desk-ink);
  background: transparent;
  border-bottom: 1px solid var(--desk-rule);
}
.design-article .calculator-header h2 {
  margin: 0;
  padding: 0;
  border: 0;
  color: var(--desk-ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.22rem;
}
.design-article .calculator-header p { margin-top: .22rem; color: var(--desk-muted); font-size: .8rem; }
.design-article .calculator-body { padding: .85rem 1rem .8rem; }
.design-article .calculator-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .65rem .75rem;
}
.topic-fx .calculator-grid { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.topic-cpf .calculator-grid,
.topic-government-benefits .calculator-grid,
.topic-employment .calculator-grid,
.topic-taxes .calculator-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.topic-cpf .calculator-grid .field:last-child { grid-column: 1 / -1; }
.design-article .field label,
.design-article .field-label { margin-bottom: .22rem; font-size: .875rem; line-height: 1.3; }
.design-article .field input,
.design-article .field select,
.design-article .tool-button {
  min-height: 40px;
  padding: .48rem .55rem;
  border-color: #777d80;
  border-radius: 1px;
  font-size: .9rem;
}
.design-article .tool-button { color: var(--desk-ink); background: #f1f0ea; }
.design-article .tool-button:hover { color: #fff; background: var(--desk-teal); }
.design-article .field small { font-size: .75rem; }
.design-article .calculator-results {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0;
  margin-top: .85rem;
  border-top: 1px solid var(--desk-rule-dark);
  border-bottom: 1px solid var(--desk-rule-dark);
  font-variant-numeric: tabular-nums lining-nums;
}
.design-article .result {
  min-height: 64px;
  padding: .55rem .75rem;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--desk-rule);
  border-radius: 0;
}
.design-article .result:not(.primary-result) { border-right: 1px solid var(--desk-rule); }
.design-article .result.primary-result {
  min-height: 88px;
  grid-column: 1 / -1;
  padding: .7rem .85rem;
  background: #f1f0ea;
  border-left: 4px solid var(--desk-topic);
  border-bottom: 1px solid var(--desk-rule-dark);
}
.design-article .result span { color: var(--desk-muted); font-size: .75rem; letter-spacing: .03em; text-transform: uppercase; }
.design-article .result strong { margin-top: .14rem; font-size: 1.02rem; line-height: 1.15; }
.design-article .result.primary-result strong { font-size: clamp(1.75rem, 4vw, 2.35rem); letter-spacing: -.025em; }
.topic-taxes .calculator:not(.utility-first) .calculator-results { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.design-article .calculator-status {
  margin: .6rem 0 0;
  padding: .45rem 0;
  color: var(--desk-muted);
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--desk-rule);
  border-radius: 0;
  font-size: .75rem;
}
.design-article .calculator-note { margin-top: .5rem; font-size: .75rem; line-height: 1.4; }
.design-article .publisher-scope {
  margin: 1.2rem 0 0;
  padding: .7rem 0 .7rem .9rem;
  background: transparent;
  border: 0;
  border-left: 3px solid var(--desk-ink);
  border-radius: 0;
}
.design-article .publisher-scope strong { font-size: .84rem; }
.design-article .publisher-scope p { margin-top: .15rem; color: var(--desk-muted); font-size: .75rem; line-height: 1.45; }
.design-article .reader-path {
  margin: 1.25rem 0 0;
  padding: .7rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--desk-rule-dark);
  border-bottom: 1px solid var(--desk-rule-dark);
  border-radius: 0;
}
.design-article .reader-path .eyebrow { margin-bottom: .45rem; color: var(--desk-topic); font-size: .75rem; }
.design-article .reader-path ol { gap: 1rem; }
.design-article .reader-path li {
  min-height: 0;
  padding: .2rem .3rem .2rem 1.65rem;
  background: transparent;
  border: 0;
  border-radius: 0;
  font-size: .82rem;
}
.design-article .reader-path li::before {
  top: .15rem;
  left: 0;
  width: 1.15rem;
  height: 1.15rem;
  background: var(--desk-topic);
  border-radius: 0;
  font-size: .62rem;
}
.design-article .article-editorial-image {
  margin: 1.35rem 0;
  padding: .55rem 0;
  border-top: 1px solid var(--desk-rule);
  border-bottom: 1px solid var(--desk-rule);
}
.design-article .article-editorial-image picture { height: 230px; display: block; overflow: hidden; }
.design-article .article-editorial-image img { width: 100%; height: 100%; aspect-ratio: auto; border-radius: 0; object-fit: cover; }
.design-article .article-editorial-image figcaption { margin-top: .4rem; color: var(--desk-muted); font-size: .75rem; }
.design-article .fact-box,
.design-article .source-box {
  padding: .85rem 1rem;
  background: #f3f2ed;
  border: 0;
  border-left: 4px solid var(--desk-teal);
  border-radius: 0;
  box-shadow: none;
}
.design-article .fact-box { margin: 1.2rem 0; }
.design-article .fact-box p { font-size: .82rem; }
.design-article .data-table-wrap { margin: 1rem 0 1.5rem; }
.design-article .data-table {
  font-size: .78rem;
  font-variant-numeric: tabular-nums lining-nums;
  border-top: 2px solid var(--desk-ink);
  border-bottom: 1px solid var(--desk-ink);
}
.design-article .data-table th,
.design-article .data-table td { padding: .58rem .65rem; border-bottom-color: var(--desk-rule); }
.design-article .data-table thead th {
  color: var(--desk-ink);
  background: #e9e8e2;
  border-bottom: 1px solid var(--desk-ink);
}
.design-article .data-table tbody th,
.design-article .data-table tbody tr:nth-child(even) th,
.design-article .data-table tbody tr:nth-child(even) td { background: transparent; }
.topic-fx .data-table.compact-table th:last-child,
.topic-fx .data-table.compact-table td:last-child { text-align: right; }
.design-article .metric-chart {
  padding: .85rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--desk-rule);
  border-bottom: 1px solid var(--desk-rule);
  border-radius: 0;
}
.design-article .metric-row { font-variant-numeric: tabular-nums lining-nums; }
.design-article .metric-row > div { height: 9px; background: #d8d8d2; border-radius: 0; }
.design-article .metric-row i { background: var(--desk-topic); border-radius: 0; }
.design-article .source-box { margin-top: 2.3rem; }
.design-article .source-box h2 { padding-top: 0; border-top: 0; }

.design-article .summary-grid {
  gap: 0;
  border-top: 1px solid var(--desk-rule-dark);
  border-bottom: 1px solid var(--desk-rule-dark);
}
.design-article .summary-item {
  padding: .75rem .85rem;
  background: transparent;
  border-radius: 0;
}
.design-article .summary-item + .summary-item { border-left: 1px solid var(--desk-rule); }
.design-article .summary-item strong { color: var(--desk-topic); font-size: .84rem; }
.design-article .summary-item span { font-size: .78rem; line-height: 1.4; }
.topic-education-earnings .summary-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

.design-article .route-panel {
  margin: 1.4rem 0 2rem;
  padding: .85rem 0;
  background: transparent;
  border: 0;
  border-top: 3px solid var(--desk-topic);
  border-bottom: 1px solid var(--desk-rule-dark);
  border-radius: 0;
}
.design-article .route-panel > .eyebrow { color: var(--desk-topic); }
.design-article .article-body .route-panel h2 { margin: 0 0 .8rem; padding: 0; border: 0; }
.design-article .route-grid { gap: 0; }
.design-article .route-card {
  padding: .8rem .9rem;
  background: transparent;
  border: 0;
  border-left: 1px solid var(--desk-rule);
  border-radius: 0;
}
.design-article .route-card:nth-child(odd) { border-left: 0; }
.design-article .route-card:nth-child(n + 3) { border-top: 1px solid var(--desk-rule); }
.design-article .route-card p,
.design-article .route-card a { font-size: .8rem; }

.design-article .line-chart,
.design-article .timeline-chart,
.design-article .stack-chart,
.design-article .range-chart,
.design-article .band-chart,
.design-article .index-map {
  padding: .9rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--desk-rule-dark);
  border-bottom: 1px solid var(--desk-rule-dark);
  border-radius: 0;
}
.design-article .line-chart .chart-line-a { stroke: var(--desk-topic); }
.design-article .line-chart .chart-dot-a { fill: var(--desk-topic); }
.design-article .chart-legend i { background: var(--desk-topic); border-radius: 0; }
.design-article .timeline-point,
.design-article .index-node {
  background: transparent;
  border-color: var(--desk-rule);
  border-radius: 0;
  box-shadow: none;
}
.design-article .timeline-point::before { background: var(--desk-topic); border-color: var(--desk-paper); border-radius: 0; }
.design-article .timeline-point strong { color: var(--desk-topic); }
.design-article .index-node.is-highlight {
  color: var(--desk-ink);
  background: #eeede7;
  border-color: var(--desk-topic);
}
.design-article .stack-track,
.design-article .range-track,
.design-article .band-chart-bar { border-radius: 0; }
.design-article .stack-track i:first-child,
.design-article .range-track::before { background: var(--desk-topic); border-radius: 0; }
.design-article .range-track i { border-radius: 0; box-shadow: none; }

.design-article .calculation-working,
.design-article .tax-breakdown {
  padding: .75rem .85rem;
  background: #f3f2ed;
  border-color: var(--desk-rule);
  border-radius: 0;
}
.design-article .tax-breakdown-list span { border-radius: 0; }
.design-article .article-card {
  padding: .85rem 0;
  background: transparent;
  border: 0;
  border-top: 1px solid var(--desk-rule-dark);
  border-radius: 0;
  box-shadow: none;
}
.design-article .article-image img { border-radius: 0; }

/* Supporting guides keep the same publication language but a calmer reading silhouette. */
.design-support .article-header h1,
.design-policy .article-header h1 {
  max-width: 860px;
  font-size: clamp(2.15rem, 4vw, 3.3rem);
}
.design-support .article-layout,
.design-policy .article-layout {
  grid-template-columns: 200px minmax(0, 820px);
  justify-content: start;
}
.design-support .article-body,
.design-policy .article-body { max-width: 820px; }
.design-support .article-lead-answer,
.design-policy .article-lead-answer {
  margin: 0;
  padding: .1rem 0 1rem;
  color: var(--desk-ink);
  border-bottom: 1px solid var(--desk-rule-dark);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.08rem;
  line-height: 1.55;
}
.design-support .publisher-scope.compact-scope {
  margin: .9rem 0 1.3rem;
  border-left-color: var(--desk-topic);
}
.design-support .article-actions { margin-top: .75rem; align-items: flex-start; }
.design-support .article-actions .button-primary {
  min-height: 0;
  padding: .25rem 0;
  color: var(--desk-topic);
  background: transparent;
  border: 0;
  border-bottom: 1px solid currentColor;
  border-radius: 0;
  box-shadow: none;
}
.design-support .article-actions .button-primary:hover {
  color: var(--desk-ink);
  background: transparent;
}
.design-support .calculator { margin: 1.5rem 0; }
.design-support .result:not(.primary-result) { border-right: 0; }
.design-support .result:nth-child(odd) { border-right: 1px solid var(--desk-rule); }

.design-article .fact-box.warning {
  color: #4d3a14;
  background: #f8f1df;
  border-left-color: #8a6418;
}
.design-article .result.is-warning { background: #f8f1df; border-left: 3px solid #8a6418; }
.design-article .calculator-status.is-warning {
  color: #65480b;
  background: #f8f1df;
  border-left: 3px solid #8a6418;
  padding-left: .6rem;
}
.design-article .calculator-status.is-error {
  color: #7a1720;
  background: #fff0f1;
  border-left: 3px solid #a8212c;
  padding-left: .6rem;
}

@media (max-width: 900px) {
  .design-home .home-front { grid-template-columns: minmax(0, 1fr) minmax(300px, .72fr); gap: 1.5rem; }
  .design-home .home-lead h1 { font-size: clamp(2.55rem, 6vw, 3.6rem); }
  .design-home .home-desk-links a { grid-template-columns: 1fr; gap: .08rem; }
  .design-home .topic-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .design-article .article-layout { grid-template-columns: 1fr; }
  .design-article .toc { position: static; padding: .55rem 0; border-left: 0; border-bottom: 1px solid var(--desk-rule); }
  .design-article .toc summary { display: list-item; margin: 0; cursor: pointer; list-style: disclosure-closed; }
  .design-article .toc details[open] summary { margin-bottom: .5rem; list-style: disclosure-open; }
  .design-article .toc summary::-webkit-details-marker { display: inline; }
  .design-article .calculator-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 650px) {
  .design-prototype .header-inner { min-height: 55px; }
  .design-prototype .site-nav { gap: .55rem; }
  .design-prototype .site-nav a { padding-right: .15rem; padding-left: .15rem; }
  .design-home .page-shell,
  .design-article .page-shell { padding-top: .65rem; }
  .edition-line { justify-content: flex-start; flex-wrap: wrap; gap: .2rem .8rem; }
  .home-front { grid-template-columns: 1fr; gap: 1.15rem; padding-top: 1rem; }
  .design-home .home-lead h1 { font-size: 2.55rem; line-height: 1.02; }
  .home-dek { font-size: .94rem; }
  .home-lead-image { grid-row: 1; }
  .home-lead-image picture { height: 205px; }
  .publication-rail { grid-template-columns: 1fr; }
  .publication-rail div { padding: .55rem 0; }
  .publication-rail div + div { padding-left: 0; border-top: 1px solid var(--desk-rule); border-left: 0; }
  .design-home .topic-grid { grid-template-columns: 1fr; }
  .design-home .topic-card,
  .design-home .topic-card.live { min-height: 0; }
  .design-home .home-intro { grid-template-columns: 1fr; gap: 1.25rem; }
  .design-home .home-intro .fact-box { padding: .9rem 0 0; border-top: 1px solid var(--desk-rule); border-left: 0; }
  .design-article .hero.article-header.editorial-header { padding-top: 1rem; }
  .design-article .article-header h1 { font-size: 2.35rem; }
  .design-article .article-dek { font-size: .92rem; }
  .design-article .article-meta { display: grid; grid-template-columns: 1fr 1fr; }
  .design-article .calculator-grid { grid-template-columns: 1fr; }
  .topic-cpf .calculator-grid .field:last-child { grid-column: auto; }
  .design-article .calculator-results { grid-template-columns: 1fr; }
  .design-article .result:not(.primary-result) { border-right: 0; }
  .design-article .result.primary-result { grid-column: auto; }
  .topic-taxes .calculator:not(.utility-first) .calculator-results { grid-template-columns: 1fr; }
  .design-article .reader-path ol { grid-template-columns: 1fr; }
  .design-article .article-editorial-image picture { height: 190px; }
  .design-support .article-header h1,
  .design-policy .article-header h1 { font-size: 2.15rem; }
  .design-article .summary-grid { grid-template-columns: 1fr; }
  .design-article .summary-item + .summary-item { border-top: 1px solid var(--desk-rule); border-left: 0; }
  .design-article .route-card,
  .design-article .route-card:nth-child(odd) { border-left: 0; }
  .design-article .route-card + .route-card { border-top: 1px solid var(--desk-rule); }
}