/* Layout: a working calculator up top (form beside results), then a reading column
   of reference content set like a tax guide: tables, worked example, FAQ, sources. */
:root {
  --bg: #f6f7f7;
  --panel: #ffffff;
  --fg: #172326;
  --muted: #56676b;
  --line: #dde3e4;
  --accent: #1f5f6b;
  --accent-soft: #e3eef0;
  --c-net: #1f5f6b;
  --c-fed: #c2703d;
  --c-prov: #8e5aa8;
  --c-cpp: #6f8f3a;
  --c-ei: #9aa7aa;
  --c-a: #00819c;
  --c-b: #c2703d;
  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Public Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --font-data: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #111819; --panel: #182224; --fg: #e4ecec; --muted: #98a9ac; --line: #2a3739;
    --accent: #7cc0cc; --accent-soft: #1d3236;
    --c-net: #5aa9b6; --c-fed: #d98d5c; --c-prov: #b08ac4; --c-cpp: #93b35e; --c-ei: #6d7b7e; --c-a: #1c96ac; --c-b: #cf7a3f;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #111819; --panel: #182224; --fg: #e4ecec; --muted: #98a9ac; --line: #2a3739;
  --accent: #7cc0cc; --accent-soft: #1d3236;
  --c-net: #5aa9b6; --c-fed: #d98d5c; --c-prov: #b08ac4; --c-cpp: #93b35e; --c-ei: #6d7b7e; --c-a: #1c96ac; --c-b: #cf7a3f;
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--fg);
  font-family: var(--font-body); font-size: 16px; line-height: 1.6;
}
.gutter {
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.container { max-width: 1080px; margin: 0 auto; }
a { color: var(--accent); text-underline-offset: 2px; }
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, summary:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px;
}

/* Header */
.site-header { border-bottom: 1px solid var(--line); background: var(--panel); }
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 12px; flex-wrap: wrap; }
.brand { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; color: var(--fg); text-decoration: none; }
.crumbs { font-size: .85rem; color: var(--muted); }
.crumbs a { color: var(--muted); }

/* Intro */
.intro { padding-block: 28px 8px; }
.eyebrow { font-size: .74rem; letter-spacing: .08em; text-transform: uppercase; color: var(--accent); font-weight: 600; margin: 0 0 6px; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 600; line-height: 1.25; text-wrap: balance; }
h1 { font-size: clamp(1.75rem, 1.2rem + 2.2vw, 2.4rem); margin: 0; }
h2 { font-size: 1.45rem; margin: 2.2em 0 .5em; }
h3 { font-size: 1.1rem; margin: 1.6em 0 .4em; }
.lead { color: var(--muted); max-width: 65ch; margin: 8px 0 0; }

/* Calculator */
.calc { display: grid; grid-template-columns: minmax(0, 330px) minmax(0, 1fr); gap: 20px; align-items: start; padding-block: 20px 8px; }
@media (max-width: 800px) { .calc { grid-template-columns: minmax(0, 1fr); } }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 10px; padding: 20px; min-width: 0; }
form { display: grid; gap: 14px; }
.field { display: grid; gap: 4px; }
.field label { font-size: .88rem; font-weight: 600; }
.field .hint { font-size: .8rem; color: var(--muted); font-weight: 400; }
.pair { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: 8px; }
input, select {
  font: inherit; font-size: 1rem; padding: 10px 11px; border: 1px solid var(--line); border-radius: 6px;
  background: var(--bg); color: var(--fg); width: 100%; min-width: 0;
}
input { font-family: var(--font-data); font-variant-numeric: tabular-nums; }
details.more { border-top: 1px solid var(--line); padding-top: 10px; }
details.more summary { cursor: pointer; font-weight: 600; font-size: .9rem; color: var(--accent); }
details.more[open] summary { margin-bottom: 12px; }
details.more .stack { display: grid; gap: 14px; }
.err { color: #b3261e; font-size: .85rem; margin: 0; min-height: 1.2em; }
:root[data-theme="dark"] .err { color: #f2b8b5; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .err { color: #f2b8b5; } }
.btn { font: inherit; font-weight: 600; border: 0; border-radius: 6px; padding: 11px 14px; background: var(--accent); color: var(--panel); cursor: pointer; }
.small { font-size: .8rem; color: var(--muted); margin: 0; }

.results { display: grid; gap: 18px; }
.tag { justify-self: start; font-size: .75rem; background: var(--accent-soft); color: var(--accent); border-radius: 4px; padding: 2px 8px; font-weight: 600; }
.summary { display: flex; flex-wrap: wrap; gap: 14px 32px; align-items: flex-end; }
.summary .k { display: block; font-size: .8rem; color: var(--muted); }
.summary .big { font-family: var(--font-data); font-size: clamp(2rem, 1.5rem + 2vw, 2.6rem); font-weight: 500; color: var(--accent); font-variant-numeric: tabular-nums; line-height: 1.1; }
.summary-side { display: flex; flex-wrap: wrap; gap: 8px 24px; }
.summary-side b { font-family: var(--font-data); font-weight: 500; font-variant-numeric: tabular-nums; font-size: 1.05rem; }
.periods { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 8px; }
@media (max-width: 520px) { .periods { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.periods div { background: var(--accent-soft); border-radius: 6px; padding: 8px 10px; }
.periods span { display: block; font-size: .72rem; color: var(--muted); text-transform: uppercase; letter-spacing: .05em; }
.periods b { font-family: var(--font-data); font-weight: 500; font-variant-numeric: tabular-nums; }
.bar { display: flex; height: 14px; border-radius: 4px; overflow: hidden; background: var(--line); }
.seg { display: block; height: 100%; }
.legend { list-style: none; margin: 8px 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: .82rem; }
.legend b { font-family: var(--font-data); font-weight: 500; }
.sw { display: inline-block; width: 10px; height: 10px; border-radius: 2px; margin-right: 6px; vertical-align: -1px; }
.net { background: var(--c-net); } .fed { background: var(--c-fed); } .prov { background: var(--c-prov); }
.cpp { background: var(--c-cpp); } .ei { background: var(--c-ei); }

.ledger { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: .95rem; }
.ledger th { text-align: left; font-weight: 400; padding: 6px 0; border-bottom: 1px solid var(--line); }
.ledger td { text-align: right; font-family: var(--font-data); white-space: nowrap; padding: 6px 0 6px 12px; border-bottom: 1px solid var(--line); }
.ledger tr.sub th { padding-left: 16px; color: var(--muted); font-size: .88rem; }
.ledger tr.sub td { color: var(--muted); font-size: .88rem; }
.ledger tr.head th, .ledger tr.head td { font-weight: 600; }
.ledger tr.total th, .ledger tr.total td { font-weight: 600; border-bottom: 2px solid var(--fg); }
.ledger tr:not(.sub):not(.head):not(.total) th { font-weight: 500; }

.compare { list-style: none; padding: 0; margin: 0; display: grid; gap: 5px; }
.compare li { display: grid; grid-template-columns: 11rem minmax(0, 1fr) 6.5rem; gap: 10px; align-items: center; font-size: .88rem; }
@media (max-width: 520px) { .compare li { grid-template-columns: 7.5rem minmax(0, 1fr) 5.8rem; font-size: .82rem; } }
.compare .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.compare .track { background: var(--accent-soft); border-radius: 3px; height: 12px; overflow: hidden; }
.compare .fill { display: block; background: var(--c-ei); height: 100%; }
.compare li.current { font-weight: 600; }
.compare li.current .fill { background: var(--accent); }
.compare .v { font-family: var(--font-data); text-align: right; font-variant-numeric: tabular-nums; }
.results h2 { font-size: 1.1rem; margin: 6px 0 0; }

/* Reading column */
.content { max-width: 760px; padding-block: 8px 40px; }
.content p, .content li { max-width: 68ch; }
.table-wrap { overflow-x: auto; margin: 8px 0 4px; }
table.data { border-collapse: collapse; width: 100%; font-size: .92rem; font-variant-numeric: tabular-nums; }
table.data th, table.data td { padding: 7px 10px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
table.data th:first-child, table.data td:first-child { text-align: left; padding-left: 0; }
table.data thead th { font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; border-bottom: 2px solid var(--line); }
table.data td { font-family: var(--font-data); font-size: .88rem; }
table.data td:first-child { font-family: var(--font-body); font-size: .92rem; }
.tables-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
@media (max-width: 640px) { .tables-2 { grid-template-columns: minmax(0, 1fr); } }
.callout { background: var(--accent-soft); border-radius: 8px; padding: 14px 16px; margin: 16px 0; }
.callout p { margin: 0; }
.faq details { border-bottom: 1px solid var(--line); padding: 12px 0; }
.faq summary { cursor: pointer; font-weight: 600; }
.faq details p { margin: 8px 0 0; }
.prov-links { columns: 2; padding-left: 18px; }
@media (max-width: 480px) { .prov-links { columns: 1; } }
.sources li { font-size: .9rem; }
.site-footer { border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; padding-block: 20px 32px; }
.site-footer p { max-width: 80ch; margin: 0 0 8px; }

@media (prefers-reduced-motion: no-preference) {
  .fill, .seg { transition: width .25s ease; }
}

/* Province comparison */
.pickers { display: grid; grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr); gap: 8px; align-items: end; }
.swap { font: inherit; font-size: .85rem; border: 1px solid var(--line); background: var(--bg); color: var(--fg); border-radius: 6px; padding: 10px 10px; cursor: pointer; }
.swap:hover { border-color: var(--accent); }
.cmp-headline { font-family: var(--font-display); font-size: 1.25rem; font-weight: 600; margin: 0; line-height: 1.35; text-wrap: balance; }
.cmp-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; margin-top: 14px; }
@media (max-width: 560px) { .cmp-cards { grid-template-columns: minmax(0, 1fr); } }
.cmp-card { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; display: grid; gap: 2px; min-width: 0; }
.cmp-card .k { font-size: .8rem; color: var(--muted); }
.cmp-card b { font-family: var(--font-data); font-weight: 500; font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.cmp-card.d { background: var(--accent-soft); border-color: transparent; }
.sw-a { background: var(--c-a); } .sw-b { background: var(--c-b); }
table.side { width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; font-size: .93rem; }
table.side th, table.side td { padding: 7px 0 7px 10px; border-bottom: 1px solid var(--line); text-align: right; white-space: nowrap; }
table.side th:first-child { text-align: left; padding-left: 0; font-weight: 400; white-space: normal; }
table.side thead th { font-size: .82rem; font-weight: 600; color: var(--fg); }
table.side td { font-family: var(--font-data); }
table.side tr.strong th, table.side tr.strong td { font-weight: 600; }
table.side tr.total th, table.side tr.total td { font-weight: 600; border-bottom: 2px solid var(--fg); }
table.side tr.info th, table.side tr.info td { color: var(--muted); font-size: .86rem; }
.chart-wrap { position: relative; overflow-x: auto; }
.diff-chart { width: 100%; min-width: 520px; height: auto; display: block; }
.diff-chart .grid { stroke: var(--line); stroke-width: 1; }
.diff-chart .zero { stroke: var(--muted); stroke-width: 1; }
.diff-chart .tick { fill: var(--muted); font-size: 11px; font-family: var(--font-body); }
.diff-chart .bar-a { fill: var(--c-a); }
.diff-chart .bar-b { fill: var(--c-b); }
.diff-chart .marker { stroke: var(--fg); stroke-width: 1.5; stroke-dasharray: 4 3; }
.diff-chart .marker-label { fill: var(--fg); font-size: 12px; font-weight: 600; font-family: var(--font-body); }
.diff-chart .dir { fill: var(--muted); font-size: 12px; font-family: var(--font-body); }
.diff-chart .dot-a { fill: var(--c-a); } .diff-chart .dot-b { fill: var(--c-b); }
.diff-chart .hit { fill: transparent; cursor: crosshair; }
.diff-chart .hit.on { fill: var(--fg); fill-opacity: .06; }
.tip { position: absolute; z-index: 2; pointer-events: none; background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 8px 10px; font-size: .82rem; line-height: 1.45; box-shadow: 0 4px 14px rgba(0,0,0,.12); white-space: nowrap; font-variant-numeric: tabular-nums; }
.chart-table summary { cursor: pointer; font-size: .85rem; color: var(--accent); font-weight: 600; }
.pattern { margin: 0; }
@media (max-width: 480px) {
  table.side { font-size: .82rem; }
  table.side th, table.side td { padding-left: 6px; }
  table.side thead th { font-size: .74rem; }
}

/* Newcomer calculator */
.check { display: flex; gap: 8px; align-items: flex-start; font-size: .85rem; font-weight: 400; }
.check input { flex: none; width: 16px; height: 16px; margin-top: 3px; }
input[type="date"] { font-family: var(--font-body); }

/* Benefit payment dates */
.dates { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 6px; }
.dates li { display: grid; gap: 1px; border: 1px solid var(--line); border-radius: 6px; padding: 7px 10px; font-size: .85rem; }
.dates li b { font-family: var(--font-data); font-weight: 500; font-variant-numeric: tabular-nums; font-size: .95rem; }
.dates .state { font-size: .72rem; text-transform: uppercase; letter-spacing: .05em; color: var(--accent); font-weight: 600; }
.dates li.done { color: var(--muted); background: var(--bg); }
.dates li.done .state { color: var(--muted); }

/* Status chips (side hustle) */
:root { --ok: #2f6b3a; --ok-bg: #e5f1e6; --warn: #8a4b08; --warn-bg: #fbecd7; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --ok: #9fd3a6; --ok-bg: #1d3221; --warn: #f3c48a; --warn-bg: #3a2a14; } }
:root[data-theme="dark"] { --ok: #9fd3a6; --ok-bg: #1d3221; --warn: #f3c48a; --warn-bg: #3a2a14; }
.chip { display: inline-block; font-size: .74rem; font-weight: 600; letter-spacing: .03em; border-radius: 999px; padding: 2px 10px; margin-right: 6px; background: var(--accent-soft); color: var(--accent); }
.chip.ok { background: var(--ok-bg); color: var(--ok); }
.chip.ok::before { content: "✓ "; }
.chip.warn { background: var(--warn-bg); color: var(--warn); }
.chip.warn::before { content: "! "; }
.tax-time p { margin: 0 0 10px; }
.muted { color: var(--muted); font-size: .85em; }

/* RRSP */
.notice { background: var(--warn-bg); color: var(--warn); border-radius: 6px; padding: 8px 12px; font-size: .88rem; margin: 0 0 6px; }
.bands { margin: 0; padding-left: 18px; display: grid; gap: 4px; font-size: .92rem; font-variant-numeric: tabular-nums; }

/* Site-wide header and navigation */
.head-row { display: flex; align-items: center; justify-content: space-between; gap: 6px 20px; padding-block: 10px; flex-wrap: wrap; }
.head-row .brand { flex: none; }
.head-row .mainnav { min-width: 0; }
@media (max-width: 980px) { .head-row .mainnav { flex-basis: 100%; } .head-row { padding-block: 10px 0; } }
.brand { display: inline-flex; align-items: center; gap: 10px; }
.logo { width: 26px; height: 26px; flex: none; }
.mainnav { overflow-x: auto; scrollbar-width: none; }
.mainnav::-webkit-scrollbar { display: none; }
.mainnav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 2px; white-space: nowrap; }
@media (max-width: 980px) { .mainnav ul { padding-bottom: 8px; margin-left: -10px; } }
.mainnav a { display: block; padding: 6px 10px; border-radius: 6px; color: var(--fg); text-decoration: none; font-size: .92rem; font-weight: 500; }
.mainnav a:hover { background: var(--accent-soft); }
.mainnav a[aria-current="page"] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.crumbbar { border-bottom: 1px solid var(--line); }
.crumbbar .crumbs { padding-block: 8px; }
.site-header .container > .crumbs { display: none; }

/* Footer */
.foot-cols { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; padding-block: 8px 20px; }
@media (max-width: 760px) { .foot-cols { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.foot-cols h2 { font-family: var(--font-body); font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--fg); margin: 0 0 8px; }
.foot-cols ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.foot-cols a { color: var(--muted); text-decoration: none; }
.foot-cols a:hover { color: var(--accent); text-decoration: underline; }
.site-footer a { color: inherit; }

/* Home */
.home-hero { padding-block: 32px 8px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 28px; align-items: start; }
@media (max-width: 820px) { .hero-grid { grid-template-columns: minmax(0, 1fr); } }
.hero-copy h1 { font-size: clamp(1.9rem, 1.2rem + 2.6vw, 2.8rem); margin: 0; }
.trust-row { list-style: none; padding: 0; margin: 18px 0 0; display: flex; flex-wrap: wrap; gap: 8px 22px; color: var(--muted); font-size: .9rem; }
.trust-row b { color: var(--fg); font-family: var(--font-data); font-weight: 500; }
.content.wide { max-width: 1080px; }
body.home .content { max-width: 1080px; }
.tool-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 10px; }
.tool-grid a { display: grid; gap: 4px; height: 100%; border: 1px solid var(--line); background: var(--panel); border-radius: 8px; padding: 14px 16px; text-decoration: none; color: var(--fg); }
.tool-grid a:hover { border-color: var(--accent); }
.tool-grid b { font-weight: 600; color: var(--accent); }
.tool-grid span { color: var(--muted); font-size: .9rem; }
.compare .name a { color: inherit; text-decoration: none; }
.compare .name a:hover { text-decoration: underline; }

/* Mini calculator (home + embed) */
.mini { display: grid; gap: 14px; }
.mini-fields { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 10px; }
@media (max-width: 420px) { .mini-fields { grid-template-columns: minmax(0, 1fr); } }
.mini-big { display: grid; gap: 2px; }
.mini-big span { color: var(--muted); font-size: .85rem; }
.mini-big b { font-family: var(--font-data); font-weight: 500; font-size: 2.2rem; color: var(--accent); line-height: 1.15; font-variant-numeric: tabular-nums; }
.mini-rows { margin: 10px 0 0; display: grid; gap: 0; }
.mini-rows div { display: flex; justify-content: space-between; gap: 12px; padding: 6px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.mini-rows dt { color: var(--muted); }
.mini-rows dd { margin: 0; font-family: var(--font-data); font-variant-numeric: tabular-nums; }
.mini-link { display: inline-block; margin-top: 10px; font-weight: 600; }

/* Embed */
body.embed { background: var(--panel); }
.embed-box { padding: 14px 16px; }
.embed-title { font-family: var(--font-display); font-weight: 600; font-size: 1.1rem; margin: 0 0 10px; }
.embed-credit { font-size: .78rem; color: var(--muted); margin: 12px 0 0; }
.embed-preview { border: 1px dashed var(--line); border-radius: 8px; padding: 10px; max-width: 540px; }
.embed-preview iframe { width: 100%; height: 520px; border: 0; display: block; }
pre.code { background: var(--panel); border: 1px solid var(--line); border-radius: 6px; padding: 12px; overflow-x: auto; font-family: var(--font-data); font-size: .82rem; white-space: pre-wrap; word-break: break-all; }
.email { font-family: var(--font-data); user-select: all; }