/* Economy vs. Mood — one stylesheet. Tokens from docs/BUILD_PLAN.md ("Design language").
   Chart colours were run through the dataviz palette validator (CVD separation, chroma, contrast)
   in both modes; see docs/DESIGN.md for the numbers and the small shifts from the plan's hexes. */

@font-face { font-family: 'Source Serif 4'; font-weight: 600; font-display: swap; src: url('/fonts/source-serif-4-latin-600-normal.woff2') format('woff2'); }
@font-face { font-family: 'Source Serif 4'; font-weight: 700; font-display: swap; src: url('/fonts/source-serif-4-latin-700-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 400; font-display: swap; src: url('/fonts/inter-latin-400-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 500; font-display: swap; src: url('/fonts/inter-latin-500-normal.woff2') format('woff2'); }
@font-face { font-family: 'Inter'; font-weight: 600; font-display: swap; src: url('/fonts/inter-latin-600-normal.woff2') format('woff2'); }

:root {
  --paper: #faf8f5;
  --surface: #ffffff;
  --ink: #1c1c1e;
  --ink-2: #3a3a3e;
  --muted: #6b6b70;
  --rule: #e3ded6;
  --grid: #ece8e1;
  --economy: #00897b;
  --mood: #b97c20;
  --economy-wash: rgb(0 137 123 / 0.15);
  --mood-wash: rgb(185 124 32 / 0.15);
  --gap: rgb(185 124 32 / 0.15);
  --amber-text: #9a6414;
  --rep: #b5473a;
  --dem: #3b6ea5;
  --focus: #1f5fbf;
  --serif: 'Source Serif 4', Georgia, 'Times New Roman', serif;
  --sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme='light']) {
    --paper: #17181b; --surface: #1f2024; --ink: #ecebe8; --ink-2: #cfcdc9; --muted: #a3a2a6; --rule: #34353a; --grid: #2a2b2f;
    --economy: #26a898; --mood: #bf862a; --economy-wash: rgb(38 168 152 / 0.18); --mood-wash: rgb(191 134 42 / 0.18);
    --gap: rgb(191 134 42 / 0.18); --amber-text: #d9a756; --rep: #d4705f; --dem: #6f9bd1; --focus: #8ab4ff; color-scheme: dark;
  }
}
:root[data-theme='dark'] {
  --paper: #17181b; --surface: #1f2024; --ink: #ecebe8; --ink-2: #cfcdc9; --muted: #a3a2a6; --rule: #34353a; --grid: #2a2b2f;
  --economy: #26a898; --mood: #bf862a; --economy-wash: rgb(38 168 152 / 0.18); --mood-wash: rgb(191 134 42 / 0.18);
  --gap: rgb(191 134 42 / 0.18); --amber-text: #d9a756; --rep: #d4705f; --dem: #6f9bd1; --focus: #8ab4ff; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font: 400 17px/1.6 var(--sans); font-feature-settings: 'cv11';
}
a { color: inherit; text-decoration-color: var(--muted); text-underline-offset: 3px; }
a:hover { text-decoration-color: currentColor; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 2px; border-radius: 2px; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--surface); padding: 8px 12px; z-index: 10; }
.skip:focus { left: 16px; }

/* ---- type scale: display (hero) / 32 / 22 / 17 / 14 / 12 ---- */
h1, h2, h3 { font-family: var(--serif); font-weight: 600; letter-spacing: -0.01em; margin: 0; }
h1 { font-size: 32px; line-height: 1.2; }
h2 { font-size: 22px; line-height: 1.3; margin-top: 56px; }
h3 { font-size: 17px; line-height: 1.4; font-family: var(--sans); font-weight: 600; letter-spacing: 0; }
p { margin: 12px 0 0; }
.small { font-size: 14px; }
.caption, .source { font-size: 12px; line-height: 1.5; color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--muted); }
.kicker { font-size: 14px; font-weight: 500; color: var(--muted); margin: 0 0 8px; }

/* ---- layout: one reading column, charts may break wider ---- */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.col { max-width: 680px; }
.wide { max-width: 1040px; }
main { padding: 32px 0 64px; }
section { margin-top: 48px; }

/* ---- header / nav ---- */
.site-head { border-bottom: 1px solid var(--rule); }
.site-head .wrap { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px 24px; padding-top: 14px; padding-bottom: 14px; }
.brand { font-family: var(--serif); font-weight: 700; font-size: 20px; text-decoration: none; white-space: nowrap; }
.brand span { color: var(--muted); font-weight: 600; }
.nav { display: flex; flex-wrap: wrap; gap: 4px 16px; font-size: 14px; margin: 0; padding: 0; list-style: none; }
.nav a { text-decoration: none; color: var(--ink-2); padding: 4px 0; display: inline-block; }
.nav a[aria-current='page'] { color: var(--ink); text-decoration: underline; text-decoration-thickness: 2px; text-underline-offset: 6px; }

/* ---- hero ---- */
.hero h1 { font-size: 32px; max-width: 760px; }
.dek { font-size: 17px; color: var(--ink-2); max-width: 640px; margin-top: 12px; }
.figures { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 28px; max-width: 760px; }
.figure { border-top: 4px solid var(--rule); padding-top: 12px; }
.figure.economy { border-top-color: var(--economy); }
.figure.mood { border-top-color: var(--mood); }
.figure .label { font-size: 14px; font-weight: 600; }
.figure .value { font-size: 64px; line-height: 1.05; font-weight: 600; letter-spacing: -0.02em; margin-top: 4px; }
.figure .value small { font-size: 22px; font-weight: 500; color: var(--muted); letter-spacing: 0; }
.figure .sub { font-size: 14px; color: var(--muted); margin-top: 4px; }
@media (max-width: 560px) { .figure .value { font-size: 48px; } .hero h1 { font-size: 28px; } }

/* ---- toggles (plain links, no JS) ---- */
.toggles { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-top: 24px; font-size: 14px; }
.seg { display: inline-flex; border: 1px solid var(--rule); border-radius: 999px; padding: 2px; background: var(--surface); }
.seg a { text-decoration: none; padding: 5px 12px; border-radius: 999px; color: var(--ink-2); }
.seg a[aria-current='true'] { background: var(--ink); color: var(--paper); }
.seg-label { color: var(--muted); align-self: center; }

/* ---- figures (charts) ---- */
figure.chart { margin: 24px 0 0; }
figure.chart figcaption .title { font-weight: 600; font-size: 17px; }
figure.chart figcaption .note { font-size: 14px; color: var(--ink-2); margin-top: 2px; }
.chart-box { position: relative; margin-top: 12px; }
.chart-box svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart-box { max-width: 1000px; }
.chart-box .v-mid, .chart-box .v-narrow { display: none; }
@media (max-width: 1039px) { .chart-box .v-wide { display: none; } .chart-box .v-mid { display: block; } }
@media (max-width: 640px) { .chart-box .v-mid { display: none; } .chart-box .v-narrow { display: block; } }
.chart-foot { margin-top: 8px; }
svg text { font-family: var(--sans); fill: var(--muted); font-size: 12px; }
svg .t-ink { fill: var(--ink); }
svg .t-strong { fill: var(--ink); font-weight: 600; }
svg .t-big { font-size: 14px; }
svg .small-label { font-size: 11px; }
svg .halo { paint-order: stroke; stroke: var(--paper); stroke-width: 4px; stroke-linejoin: round; }
svg .grid { stroke: var(--grid); stroke-width: 1; }
svg .axis { stroke: var(--rule); stroke-width: 1; }
svg .fifty { stroke: var(--muted); stroke-width: 1; }
svg .s-economy { stroke: var(--economy); }
svg .s-mood { stroke: var(--mood); }
svg .f-economy { fill: var(--economy); }
svg .f-mood { fill: var(--mood); }
svg .w-economy { fill: var(--economy-wash); }
svg .w-mood { fill: var(--mood-wash); }
svg .f-gap { fill: var(--gap); }
svg .f-ink { fill: var(--ink); }
svg .f-muted { fill: var(--muted); }
svg .f-faint { fill: var(--rule); }
svg .ring { stroke: var(--paper); stroke-width: 2; }
svg .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
svg .hit { fill: transparent; }
svg [data-tip]:focus { outline: none; }
svg [data-tip]:focus-visible .mark, svg [data-tip]:hover .mark { opacity: 0.8; }

/* tooltip (enhancement only; every value is also in the table view) */
.tip { position: absolute; pointer-events: none; background: var(--surface); color: var(--ink); border: 1px solid var(--rule);
  border-radius: 6px; padding: 8px 10px; font-size: 13px; line-height: 1.4; box-shadow: 0 2px 10px rgb(0 0 0 / 0.08); white-space: nowrap; z-index: 5; }
.tip .tv { font-weight: 600; font-variant-numeric: tabular-nums; }
.tip .key { display: inline-block; width: 12px; height: 2px; vertical-align: middle; margin-right: 6px; }

/* legend */
.legend { display: flex; flex-wrap: wrap; gap: 6px 18px; font-size: 14px; color: var(--ink-2); margin-top: 8px; }
.legend .k { display: inline-block; width: 16px; height: 2px; vertical-align: middle; margin-right: 6px; border-radius: 1px; }
.legend .k.dot { width: 9px; height: 9px; border-radius: 50%; }
.legend .k.bar { width: 12px; height: 10px; border-radius: 2px; }
.k-economy { background: var(--economy); } .k-mood { background: var(--mood); } .k-ink { background: var(--ink); } .k-gap { background: var(--gap); }

/* table views */
details.tableview { margin-top: 10px; font-size: 14px; }
details.tableview summary { cursor: pointer; color: var(--ink-2); width: fit-content; }
.tablewrap { overflow-x: auto; margin-top: 8px; }
table { border-collapse: collapse; font-size: 14px; min-width: 100%; }
th, td { text-align: right; padding: 6px 10px; border-bottom: 1px solid var(--rule); font-variant-numeric: tabular-nums; white-space: nowrap; }
th:first-child, td:first-child { text-align: left; }
thead th { font-weight: 600; color: var(--ink-2); }
caption { text-align: left; color: var(--muted); font-size: 12px; padding-bottom: 6px; }

/* cards / grids */
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
@media (max-width: 760px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }
.card { background: var(--surface); border: 1px solid var(--rule); border-radius: 8px; padding: 16px; }
.card h3 a { text-decoration: none; }
.card .big { font-size: 32px; font-weight: 600; letter-spacing: -0.01em; }
.pill { display: inline-block; font-size: 12px; font-weight: 600; padding: 2px 8px; border-radius: 999px; border: 1px solid var(--rule); color: var(--ink-2); }
.note-box { border-left: 3px solid var(--rule); padding: 4px 0 4px 14px; color: var(--ink-2); font-size: 14px; margin-top: 16px; }

/* backtest strip */
.strip { display: grid; grid-template-columns: repeat(10, minmax(0, 1fr)); gap: 8px; margin-top: 16px; }
@media (max-width: 900px) { .strip { grid-template-columns: repeat(5, minmax(0, 1fr)); } }
@media (max-width: 480px) { .strip { grid-template-columns: repeat(4, minmax(0, 1fr)); } }
.strip .panel { text-align: center; }
.strip .yr { font-size: 12px; font-weight: 600; color: var(--ink-2); }
.strip .res { font-size: 12px; color: var(--muted); }

/* prose pages */
.prose h2 { font-size: 22px; }
.prose ul, .prose ol { padding-left: 22px; }
.prose li { margin-top: 6px; }

/* footer */
.site-foot { border-top: 1px solid var(--rule); padding: 28px 0 48px; font-size: 14px; color: var(--ink-2); }
.site-foot .tagline { font-family: var(--serif); font-size: 17px; font-weight: 600; color: var(--ink); }
.site-foot p { margin-top: 8px; }

@media (prefers-reduced-motion: no-preference) {
  .draw { stroke-dasharray: var(--len, 2000); stroke-dashoffset: var(--len, 2000); animation: draw 900ms ease-out 150ms forwards; }
  @keyframes draw { to { stroke-dashoffset: 0; } }
}
@media (forced-colors: active) {
  svg .line { stroke: CanvasText; } svg .f-economy, svg .f-mood { fill: CanvasText; }
}

/* ---- buttons and forms ---- */
.btn { font: 600 15px/1 var(--sans); padding: 11px 18px; border-radius: 999px; border: 1px solid var(--ink); background: var(--ink); color: var(--paper); cursor: pointer; }
.btn:hover { opacity: 0.88; }
.btn-link { font-size: 15px; }
.sim-actions { display: flex; gap: 16px; align-items: center; margin: 0; }
.field { font: 400 16px/1.2 var(--sans); padding: 10px 12px; border: 1px solid var(--muted); border-radius: 8px; background: var(--surface); color: var(--ink); min-width: 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ---- simulator ---- */
.sim { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; margin-top: 32px; align-items: start; }
@media (max-width: 860px) { .sim { grid-template-columns: 1fr; gap: 28px; } .sim { padding-bottom: 64px; } }
.sim-form { display: grid; gap: 22px; }
.sim-head { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.sim-head label { font-weight: 600; font-size: 15px; }
.sim-head output { font-size: 22px; font-weight: 600; font-variant-numeric: tabular-nums; }
.sim-desc { margin: 2px 0 0; font-size: 13px; color: var(--muted); }
.sim input[type=range] { width: 100%; margin: 8px 0 0; accent-color: var(--ink); height: 28px; }
.sim-gap { font-family: var(--serif); font-size: 22px; font-weight: 600; margin: 20px 0 0; }
@media (min-width: 861px) { .sim-out { position: sticky; top: 16px; } }
.num { font-variant-numeric: tabular-nums; }

/* ---- email signup ---- */
.signup { margin-top: 48px; padding: 20px; border: 1px solid var(--rule); border-radius: 8px; background: var(--surface); max-width: 760px; }
.signup h2 { font-size: 22px; margin-top: 0; }
.signup p { margin: 6px 0 0; }
.signup form { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; align-items: center; }
.signup .field { flex: 1 1 240px; }
.site-foot .signup { margin-top: 0; margin-bottom: 24px; }
.notice { padding: 14px 16px; border-left: 4px solid var(--economy); background: var(--surface); margin-top: 20px; }

/* phone: the results stay in view while the sliders are moved */
.sim-mini { display: none; position: fixed; left: 0; right: 0; bottom: 0; z-index: 5; justify-content: center; gap: 20px; padding: 10px 16px calc(10px + env(safe-area-inset-bottom)); background: var(--surface); border-top: 1px solid var(--rule); font-size: 15px; }
.sim-mini b { font-variant-numeric: tabular-nums; }
.sim-mini .mk-econ { border-bottom: 3px solid var(--economy); }
.sim-mini .mk-mood { border-bottom: 3px solid var(--mood); }
@media (max-width: 860px) { .sim-mini { display: flex; } }

/* ---- footer links, embeds, single strip ---- */
.foot-links { display: flex; flex-wrap: wrap; gap: 6px 18px; margin: 4px 0 12px; }
details.embed { margin-top: 12px; max-width: 760px; }
details.embed summary { cursor: pointer; font-size: 14px; font-weight: 600; }
details.embed label { display: block; margin: 8px 0 6px; }
.field.code { width: 100%; font: 13px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; resize: vertical; }
body.embedded main { padding: 12px 16px 16px; max-width: 1040px; }
body.embedded figure.chart { margin-top: 0; }
.embed-foot { margin: 10px 0 0; color: var(--muted); }
.strip-one { display: flex; justify-content: center; padding: 8px 0; }
.strip-one svg { width: 110px; height: auto; }
.downloads { list-style: none; padding: 0; margin: 0; display: grid; gap: 12px; }
.downloads h2 { font-size: 17px; margin: 0; }
.downloads p { margin: 6px 0 0; }
.over { color: var(--rep); font-weight: 600; }
.card .field.code { field-sizing: content; min-height: 3lh; }

/* ---- home verdict ---- */
.verdict h1 { font-size: 48px; line-height: 1.1; }
@media (max-width: 560px) { .verdict h1 { font-size: 36px; } }
.verdict .dek { font-size: 20px; }
.leans { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px; margin-top: 28px; max-width: 760px; }
@media (max-width: 560px) { .leans { grid-template-columns: 1fr; } }
.lean { border-top: 4px solid var(--rule); padding-top: 12px; }
.lean.economy { border-top-color: var(--economy); }
.lean.mood { border-top-color: var(--mood); }
.lean .label { font-size: 14px; font-weight: 600; color: var(--ink-2); }
.lean .value { font-family: var(--serif); font-size: 28px; font-weight: 600; line-height: 1.15; margin-top: 6px; }
.lean .sub { font-size: 15px; color: var(--muted); margin-top: 4px; font-variant-numeric: tabular-nums; }
.verdict figure.chart { margin-top: 24px; }
.trust { font-size: 17px; margin-top: 20px; max-width: 680px; }
.deeper { margin-top: 40px; padding-top: 8px; border-top: 1px solid var(--rule); }