/* The Lab: the home page's system (home.css) and motion (motion.js: the dot-matrix hero, dots behind every section,
   fades between dark and light, reveals and count-ups), plus its charts. Marks in ink; an earlier round in zinc-400
   (light, so every chart also has labels and a table view); hairline axes; status colour only on a change for better
   or worse. */

/* hero: the home page's, centred over the dot field, without the product stage */
.lab-hero { padding: 136px 0 210px; }
.lab-display { max-width: 1180px; font-size: clamp(40px, 5.8vw, 80px); line-height: 1.02; }
.lab-display .soft { display: block; } /* the claim, then what was done about it, one line each */
.lab-hero .pill .ey-n { font-size: 13px; }

/* the numbers strip, in the home page's dot-matrix type */
.lab-strip .stat small { margin-top: 6px; font-size: 12px; line-height: 1.45; color: var(--muted); }

.sec .sec-head { margin-bottom: 40px; }
.grid { display: grid; gap: 20px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.two + .grid.two { margin-top: 20px; }
.changes-grid { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); align-items: start; }
.span2 { grid-column: 1 / -1; }

.chart { display: flex; flex-direction: column; gap: 18px; min-width: 0; padding: 24px 24px 18px; border: 1px solid var(--hairline); border-radius: 16px; background: var(--canvas); }
.sec.tint .chart { background: #fff; }
.chart header h3 { font: 600 17px/1.3 var(--font); letter-spacing: -.01em; }
.chart header p { margin-top: 6px; font-size: 13.5px; line-height: 1.55; color: var(--muted); }
.chart header a { text-decoration: underline; text-underline-offset: 3px; }

/* legend: the mark beside the text (text stays in text colours) */
.legend { display: flex; gap: 16px; flex-wrap: wrap; font-size: 12.5px; color: var(--body); }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.key.dot { width: 10px; height: 10px; border-radius: 50%; }
.key.before { background: #a1a1aa; } .key.after { background: var(--ink); }

/* dumbbell: before -> after on one scale */
.db { display: grid; gap: 4px; }
.db-row { display: grid; grid-template-columns: minmax(120px, 1.1fr) minmax(0, 2fr) 86px; gap: 14px; align-items: center; min-height: 34px; }
.db-label { font-size: 13.5px; color: var(--ink); }
.db-track { position: relative; height: 24px; }
.db-track::before { content: ""; position: absolute; left: 0; right: 0; top: 50%; height: 1px; background: var(--hairline-soft); }
.db-line { position: absolute; top: calc(50% - 1px); height: 2px; background: #a1a1aa; border-radius: 1px; }
.db-dot { position: absolute; top: 50%; width: 12px; height: 12px; margin: -6px 0 0 -6px; border-radius: 50%; box-shadow: 0 0 0 2px var(--canvas); cursor: default; }
.db-dot::after { content: ""; position: absolute; inset: -7px; } /* a 26px hit area */
.db-dot.before { background: #a1a1aa; } .db-dot.after { background: var(--ink); }
.db-dot:hover, .db-dot:focus-visible { box-shadow: 0 0 0 2px var(--canvas), 0 0 0 4px var(--ink); outline: none; }
.db-val { font: 600 14px/1 var(--font); font-variant-numeric: tabular-nums; text-align: right; white-space: nowrap; }
.db-axis { min-height: 18px; }
.db-ticks { position: relative; height: 18px; border-top: 1px solid var(--hairline-soft); }
.db-ticks span { position: absolute; top: 4px; transform: translateX(-50%); font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.dl { margin-left: 8px; font: 500 12px/1 var(--font); font-style: normal; color: var(--muted); }
.dl.good { color: var(--ok-ink); } .dl.bad { color: var(--urgent-ink); }

/* ranked horizontal bars */
.hb { display: grid; gap: 10px; }
.hb-row { display: grid; grid-template-columns: minmax(130px, 1fr) minmax(0, 2fr); gap: 14px; align-items: center; }
.hb-label { font-size: 13.5px; line-height: 1.3; color: var(--ink); }
.hb-label small { display: block; font-size: 12px; color: var(--muted); }
.hb-track { position: relative; display: flex; align-items: center; gap: 8px; height: 22px; }
.hb-bar { display: block; height: 14px; min-width: 2px; border-radius: 0 4px 4px 0; background: var(--ink); cursor: default; }
.hb-bar:hover, .hb-bar:focus-visible { opacity: .82; }
.hb-bar:focus-visible, .col-bar:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }
.on-dark .hb-bar:focus-visible { outline-color: #fff; }
.hb-val { font: 600 13px/1 var(--font); font-variant-numeric: tabular-nums; white-space: nowrap; }
.hb.on-dark .hb-label { color: #fff; } .hb.on-dark .hb-label small { color: var(--dk-body); }
.hb.on-dark .hb-bar { background: #fff; } .hb.on-dark .hb-val { color: #fff; }

/* columns per round */
.cols { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: 10px; height: 200px; padding-top: 22px; border-bottom: 1px solid var(--hairline); }
.col { display: grid; grid-template-rows: 1fr auto; min-width: 0; }
.col-plot { position: relative; display: flex; flex-direction: column; justify-content: flex-end; align-items: center; }
.col-bar { display: block; width: min(24px, 70%); border-radius: 4px 4px 0 0; background: #a1a1aa; cursor: default; }
.col-bar.last { background: var(--ink); }
.col-bar:hover, .col-bar:focus-visible { opacity: .8; }
.col-val { margin-bottom: 6px; font: 600 12.5px/1 var(--font); font-variant-numeric: tabular-nums; white-space: nowrap; }
.col-x { padding-top: 8px; margin-bottom: -26px; text-align: center; font-size: 11.5px; color: var(--muted); }
.chart .cols + .tview, .chart .cols ~ .tview { margin-top: 26px; }

/* stat tiles */
.tiles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.mini { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.tile { padding: 18px 18px 16px; border: 1px solid var(--hairline); border-radius: 14px; background: #fff; }
.tile b { display: block; font: 800 30px/1.1 var(--display); letter-spacing: 0; font-variant-numeric: tabular-nums; color: var(--ink); }
.tile span { display: block; margin-top: 6px; font-size: 13.5px; line-height: 1.45; color: var(--body); }
.tile em { display: inline-block; margin-top: 8px; font-style: normal; font-size: 12.5px; color: var(--muted); }
.tile.good em { color: var(--ok-ink); }
.tile small { display: block; margin-top: 8px; font-size: 12.5px; line-height: 1.5; color: var(--muted); }

/* the change log */
.clog { margin: 0; padding: 0; list-style: none; max-height: 520px; overflow-y: auto; border-top: 1px solid var(--hairline-soft); }
.clog li { display: grid; grid-template-columns: 44px 150px minmax(0, 1fr); gap: 4px 12px; padding: 12px 0; border-bottom: 1px solid var(--hairline-soft); font-size: 13.5px; line-height: 1.5; }
.cid { font: 500 12px/1.5 var(--mono, var(--font)); color: var(--muted); }
.ccause { font-size: 12.5px; color: var(--body); }
.ctext { color: var(--ink); }
.clog code { grid-column: 3; font: 400 11.5px/1.4 var(--mono, monospace); color: var(--muted); }

/* the dark section's cards */
.dark-card { background: var(--dk-1); border-color: var(--dk-line); color: var(--dk-ink); }
.dark-card header h3 { color: #fff; margin-top: 10px; }
.dark-card header p, .dark-card .fine { color: var(--dk-body); }
.fine { font-size: 12.5px; line-height: 1.55; }
.gtable { border: 1px solid var(--dk-line); border-radius: 12px; overflow: hidden; }
.gr { display: grid; grid-template-columns: minmax(0, 1fr) min(90px, 22%) min(90px, 22%); gap: 8px; padding: 10px 14px; font-size: 13.5px; color: var(--dk-body); font-variant-numeric: tabular-nums; }
.gr + .gr { border-top: 1px solid var(--dk-line); }
.gr span:not(:first-child), .gr b { text-align: right; } .gr b { color: #fff; font-weight: 600; }
.gh { font-size: 12px; background: var(--dk-2); }

/* spend */
.meter-row { display: grid; gap: 10px; padding: 18px 20px; border: 1px solid var(--hairline); border-radius: 14px; }
.spend-meter { height: 8px; border-radius: 4px; background: var(--surface-card); overflow: hidden; }
.spend-meter b { display: block; height: 100%; border-radius: 4px; background: var(--ink); }
.meter-row span { font-size: 13px; color: var(--body); }

/* table view and tooltip */
.tview { font-size: 13px; }
.tview summary { cursor: pointer; color: var(--muted); width: max-content; }
.tview summary:hover { color: var(--ink); }
.tview table { margin-top: 10px; width: 100%; border-collapse: collapse; font-variant-numeric: tabular-nums; }
.tview caption { text-align: left; font-weight: 600; padding-bottom: 6px; }
.tview th, .tview td { padding: 6px 8px; border-bottom: 1px solid var(--hairline-soft); text-align: left; font-weight: 400; }
.tview thead th { color: var(--muted); font-size: 12px; }
.dark-card .tview th, .dark-card .tview td { border-color: var(--dk-line); }
.tip { position: fixed; z-index: 80; max-width: 280px; padding: 8px 10px; border-radius: 8px; background: var(--ink); color: #fff; font-size: 12.5px; line-height: 1.4;
  pointer-events: none; box-shadow: 0 8px 24px rgba(0, 0, 0, .18); }

/* each chart draws its marks in once it is on screen (motion.js adds .in); reduced motion shows them at once */
@media (prefers-reduced-motion: no-preference) {
  .js .chart .hb-bar { transform: scaleX(0); transform-origin: left center; transition: transform 1.1s var(--out) calc(.2s + var(--i, 0) * .06s), opacity .2s; }
  .js .chart .col-bar { transform: scaleY(0); transform-origin: center bottom; transition: transform 1s var(--out) calc(.2s + var(--i, 0) * .07s), opacity .2s; }
  .js .chart .db-line { transform: scaleX(0); transform-origin: left center; transition: transform .9s var(--out) calc(.3s + var(--i, 0) * .07s); }
  .js .chart .db-dot.after { opacity: 0; transform: scale(.3); transition: opacity .5s var(--out) calc(.7s + var(--i, 0) * .07s), transform .7s var(--out) calc(.7s + var(--i, 0) * .07s); }
  .js .chart .col-val, .js .chart .hb-val, .js .chart .db-val { opacity: 0; transition: opacity .6s var(--out) calc(.8s + var(--i, 0) * .07s); }
  .js .spend-meter b { transform: scaleX(0); transform-origin: left center; transition: transform 1.4s var(--out) .3s; }
  .js .chart.in .hb-bar, .js .chart.in .col-bar, .js .chart.in .db-line, .js .chart.in .db-dot.after, .js .in .spend-meter b { transform: none; }
  .js .chart.in .db-dot.after, .js .chart.in .col-val, .js .chart.in .hb-val, .js .chart.in .db-val { opacity: 1; }
}

@media (max-width: 980px) {
  .grid.two, .changes-grid { grid-template-columns: minmax(0, 1fr); }
  .tiles { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 720px) {
  .lab-hero { padding: 108px 0 150px; }
}
@media (max-width: 560px) {
  .tiles, .mini { grid-template-columns: minmax(0, 1fr); }
  .db-row { grid-template-columns: minmax(90px, 1fr) minmax(0, 1.4fr) 76px; gap: 8px; }
  .clog li { grid-template-columns: 40px minmax(0, 1fr); } .ccause { grid-column: 2; } .ctext, .clog code { grid-column: 2; }
}