/* Mode VC · Chart of the Day. Data colours validated with dataviz validate_palette.js
   (dark, surface #0a0a0a): --hi #14a878 + --alt #9877e8 pass all checks. */
:root {
  --bg: #000000; --card: #0a0a0a; --line: #1f1f1f; --line2: #333333;
  --ink: #ecebe8; --ink2: #b5b1ab; --mute: #858079;
  --brand: #34d399; --brand2: #6ee7b7;
  --hi: #14a878; --alt: #9877e8; --base: #5c5c5c; --grid: #171717;
  --serif: "Playfair Display", Georgia, serif;
  --sans: "Outfit", "Inter", system-ui, sans-serif;
  --mono: ui-monospace, "SF Mono", Menlo, monospace;
  color-scheme: dark;
}
* { box-sizing: border-box; }
html, body { margin: 0; background: var(--bg); color: var(--ink); font-family: var(--sans); }
a { color: var(--brand2); text-underline-offset: 3px; }
a:hover { color: var(--brand); }
.wrap { max-width: 860px; margin: 0 auto; padding: 0 16px; }

/* site chrome (matches modevc.com) */
.top { border-bottom: 1px solid var(--line); }
.top .wrap { display: flex; justify-content: space-between; align-items: center; padding-top: 22px; padding-bottom: 22px; max-width: 1120px; }
.logo { font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: var(--brand); text-decoration: none; }
.nav { display: flex; gap: 22px; font-size: 14px; }
.nav a { color: var(--ink2); text-decoration: none; }
.nav a.on, .nav a:hover { color: var(--brand); }
.foot { border-top: 1px solid var(--line); margin-top: 64px; padding: 24px 0 40px; color: var(--mute); font-size: 12px; line-height: 1.6; }

.draft { display: inline-block; font: 600 10px/1 var(--sans); letter-spacing: .14em; text-transform: uppercase; color: #f5d68a; border: 1px solid #5c4a1d; background: #1d1708; border-radius: 99px; padding: 5px 9px; }
.kicker { font: 600 11px/1.4 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--brand); }

/* index list (a16z Charts layout) */
.hub h1 { font: 600 clamp(40px, 7vw, 60px)/1.05 var(--serif); margin: 48px 0 10px; }
.hub .dek { color: var(--ink2); font-size: 18px; line-height: 1.5; margin: 0 0 8px; max-width: 620px; }
.hub .arc { color: var(--mute); font-size: 14px; margin: 0 0 28px; }
.list { border-top: 1px solid var(--line); }
.item { display: grid; grid-template-columns: 1fr 238px; gap: 28px; padding: 26px 0; border-bottom: 1px solid var(--line); text-decoration: none; color: inherit; }
.item h2 { font: 600 26px/1.2 var(--serif); margin: 0 0 8px; color: var(--ink); }
.item:hover h2 { color: var(--brand2); }
.item p { margin: 0 0 12px; color: var(--ink2); font-size: 17px; line-height: 1.45; }
.item .meta { font: 500 12px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }
.thumb { background: var(--card); border: 1px solid var(--line); border-radius: 10px; height: 158px; padding: 12px 12px 6px; display: flex; flex-direction: column; }
.thumb .tt { font: 600 10px/1.25 var(--sans); color: var(--ink2); margin-bottom: 6px; }
.thumb .chart { flex: 1; min-height: 0; }
/* list thumbnails stay quiet so the headline on the left leads; colour returns on hover/focus */
.thumb { --hi: #7a7a7a; --alt: #555; --base: #333; transition: border-color .2s; }
.thumb .tt { color: var(--mute); }
.thumb svg * { transition: stroke .2s, fill .2s; }
.item:hover .thumb, .item:focus-visible .thumb { --hi: #14a878; --alt: #9877e8; --base: #5c5c5c; border-color: var(--line2); }
@media (max-width: 640px) {
  .item { grid-template-columns: 1fr; gap: 14px; }
  .thumb { height: 150px; }
  .nav { gap: 14px; }
  .pager { flex-direction: column; }
}

/* post */
.post h1 { font: 600 clamp(34px, 6vw, 52px)/1.08 var(--serif); margin: 14px 0 12px; }
.post .lede { font-size: 20px; line-height: 1.5; color: var(--ink2); margin: 0 0 22px; }
.byline { color: var(--mute); font-size: 13px; letter-spacing: .06em; text-transform: uppercase; margin-bottom: 30px; }
.signal { border: 1px solid var(--line); border-radius: 12px; padding: 16px 18px; margin: 0 0 28px; background: #050505; }
.signal h3, .read h3 { font: 600 11px/1 var(--sans); letter-spacing: .16em; text-transform: uppercase; color: var(--brand); margin: 0 0 12px; }
.signal ul { margin: 0; padding: 0; list-style: none; }
.signal li { display: grid; grid-template-columns: 84px 1fr; gap: 10px; align-items: baseline; padding: 8px 0; border-top: 1px solid var(--line); font-size: 15px; line-height: 1.45; color: var(--ink2); }
.signal li:first-child { border-top: 0; padding-top: 0; }
.lg { width: 14px; height: 14px; fill: currentColor; color: var(--ink); vertical-align: -2px; margin-right: 5px; }
.src { display: block; font: 600 10px/1 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--mute); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 22px 22px 16px; margin: 0 0 30px; }
.card h2 { font: 600 21px/1.3 var(--serif); margin: 0 0 6px; }
.card .sub { color: var(--ink2); font-size: 14px; line-height: 1.45; margin: 0 0 14px; }
.card .chart { position: relative; width: 100%; outline: none; }
.card .chart:focus-visible { box-shadow: 0 0 0 2px var(--brand); border-radius: 6px; }
.credit { display: flex; justify-content: space-between; align-items: flex-start; line-height: 1.5; gap: 12px; margin-top: 8px; padding-top: 8px; border-top: 1px solid var(--line); font-size: 11px; color: var(--mute); }
.credit > span:first-child { min-width: 0; }
.credit .mark { flex: none; margin-top: 2px; display: inline-flex; align-items: center; gap: 5px; font: 700 10px/1 var(--sans); letter-spacing: .18em; color: var(--ink2); opacity: .55; }
.credit .mark svg { width: 13px; height: 13px; fill: var(--brand); }
.pages { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 28px 0 0; font-size: 14px; }
.pages .nums { display: flex; gap: 6px; }
.pages .nums a, .pages .nums b { display: inline-block; min-width: 32px; padding: 6px 0; text-align: center; border: 1px solid var(--line); border-radius: 8px; text-decoration: none; }
.pages .nums b { color: var(--bg); background: var(--brand); border-color: var(--brand); font-weight: 600; }
.card .note { color: var(--mute); font-size: 12px; line-height: 1.5; margin: 10px 0 0; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-size: 13px; color: var(--ink2); margin: 0 0 8px; }
.legend i { display: inline-block; width: 14px; height: 3px; border-radius: 2px; vertical-align: middle; margin-right: 6px; }
.legend i.dash { background: repeating-linear-gradient(90deg, currentColor 0 4px, transparent 4px 7px) !important; }
details.table { margin-top: 10px; font-size: 13px; color: var(--ink2); }
details.table summary { cursor: pointer; color: var(--mute); }
details.table table { width: 100%; border-collapse: collapse; margin-top: 8px; font-variant-numeric: tabular-nums; }
details.table th, details.table td { text-align: left; padding: 5px 8px 5px 0; border-bottom: 1px solid var(--line); }
details.table td.n { text-align: right; }
.table-wrap { overflow-x: auto; }

.read p { font-size: 18px; line-height: 1.65; color: #d7d4cf; margin: 0 0 16px; }
.read p b { color: var(--ink); }
.take { border-left: 3px solid var(--brand); padding: 4px 0 4px 16px; margin: 22px 0; font: italic 400 21px/1.45 var(--serif); color: var(--ink); }
.method { color: var(--mute); font-size: 13px; line-height: 1.6; }
.pager { display: flex; justify-content: space-between; gap: 16px; margin-top: 36px; font-size: 14px; }

/* chart internals */
svg text { fill: var(--ink2); font: 12px var(--sans); }
svg .ax line, svg .ax path { stroke: var(--line2); }
svg .grid line { stroke: var(--grid); }
.tip { position: absolute; pointer-events: none; background: #141414; border: 1px solid var(--line2); border-radius: 8px; padding: 8px 10px; font-size: 12px; line-height: 1.45; color: var(--ink); white-space: nowrap; opacity: 0; transition: opacity .12s; z-index: 2; box-shadow: 0 6px 20px rgba(0,0,0,.4); }
.tip b { font-weight: 600; }
.tip .m { color: var(--mute); }