/* Shared style for the landing page and labs. Light by default; dark when the visitor picks it. */
:root {
  color-scheme: light;
  --band: #162a6c; --band-ink: #ffffff; --ink: #1d2433; --dim: #5a6275; --faint: #8a91a1;
  --rule: #d9dde6; --paper: #ffffff; --wash: #f3f5f9; --mark: #162a6c; --mark2: #b9c0d3;
  --good: #1e7d4f; --good-wash: #e8f4ed; --bad: #b3261e; --bad-wash: #fbeceb; --warn: #a86400; --warn-wash: #fdf3e2;
  --font-body: "Segoe UI", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-head: Georgia, "Times New Roman", serif;
}
:root[data-theme="dark"] {
  color-scheme: dark;
  --band: #22377f; --ink: #e6e9f0; --dim: #aab1c2; --faint: #7f879a; --rule: #333b4f; --paper: #121726; --wash: #1b2133;
  --mark: #8fa6ec; --mark2: #465068;
  --good: #5cc28f; --good-wash: #16301f; --bad: #f08a80; --bad-wash: #3a1b19; --warn: #e3a64a; --warn-wash: #33260f;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); font: 16px/1.5 var(--font-body); }
header.band { background: var(--band); color: var(--band-ink); padding-block: 22px 18px; padding-inline: 16px; }
header.band > div, main { max-width: 980px; margin: 0 auto; }
main { padding-block: 20px 40px; padding-inline: 16px; display: grid; gap: 22px; }
header.band .kicker { font-size: 13px; letter-spacing: .12em; text-transform: uppercase; opacity: .75; margin: 0 0 4px; }
header.band h1 { font: 600 28px/1.15 var(--font-head); font-variant: small-caps; margin: 0 0 6px; text-wrap: balance; }
header.band p { margin: 0; opacity: .9; max-width: 65ch; }
h2 { font: 600 20px/1.2 var(--font-head); color: var(--ink); margin: 0 0 10px; }
.panel { display: grid; gap: 10px; }
.row { display: flex; flex-wrap: wrap; gap: 10px 18px; align-items: center; }
.label { font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--dim); }
.seg { display: inline-flex; flex-wrap: wrap; border: 1px solid var(--rule); border-radius: 8px; overflow: hidden; }
.seg button, .chip { font: inherit; font-size: 15px; background: var(--paper); color: var(--ink); border: 0; padding: 7px 14px; cursor: pointer; }
.seg button + button { border-left: 1px solid var(--rule); }
.seg button[aria-pressed="true"], .chip[aria-pressed="true"] { background: var(--band); color: var(--band-ink); }
.chip { border: 1px solid var(--rule); border-radius: 999px; }
button:focus-visible, input:focus-visible { outline: 3px solid var(--warn); outline-offset: 2px; }
label.check { display: inline-flex; gap: 8px; align-items: center; cursor: pointer; }
input[type=checkbox] { width: 18px; height: 18px; accent-color: var(--band); }
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); gap: 12px; }
.stat { background: var(--wash); padding: 12px 14px; border-top: 3px solid var(--band); }
.stat .n { font: 600 30px/1.1 var(--font-head); color: var(--ink); font-variant-numeric: tabular-nums; }
.stat .l { font-size: 14px; color: var(--dim); }
.stat.good { border-top-color: var(--good); } .stat.warn { border-top-color: var(--warn); } .stat.bad { border-top-color: var(--bad); }
.scroll { overflow-x: auto; }
table { border-collapse: collapse; font-size: 15px; font-variant-numeric: tabular-nums; }
th { text-align: left; color: var(--dim); font-weight: 600; border-bottom: 2px solid var(--band); padding: 6px 10px; }
td { border-bottom: 1px solid var(--rule); padding: 6px 10px; }
td.num, th.num { text-align: right; }
tr.pick { cursor: pointer; } tr.pick:hover td { background: var(--wash); }
tr.sel td { background: var(--wash); font-weight: 600; }
.note { font-size: 14px; color: var(--dim); max-width: 70ch; }
.claim { border-left: 5px solid var(--band); padding: 8px 14px; font: 18px/1.4 var(--font-head); background: var(--wash); }
.claim.good { border-color: var(--good); background: var(--good-wash); }
.claim.warn { border-color: var(--warn); background: var(--warn-wash); }
.pill { display: inline-block; padding: 0 10px; border-radius: 999px; font-size: 13px; font-weight: 600; background: var(--wash); color: var(--dim); }
.pill.good { background: var(--good-wash); color: var(--good); } .pill.bad { background: var(--bad-wash); color: var(--bad); } .pill.warn { background: var(--warn-wash); color: var(--warn); }
svg text { font-family: var(--font-body); }
.tip { position: fixed; pointer-events: none; background: var(--ink); color: var(--paper); font-size: 13px; padding: 6px 9px; border-radius: 6px; max-width: 240px; z-index: 5; }
footer { font-size: 13px; color: var(--faint); }
@media (prefers-reduced-motion: no-preference) { .case { transition: fill .2s; } }
header.band a { color: inherit; text-underline-offset: 3px; }
header.band > div { position: relative; }
.theme-toggle { position: absolute; top: 0; right: 0; font: 600 13px var(--font-body); letter-spacing: .04em;
  color: var(--band-ink); background: transparent; border: 1px solid rgba(255,255,255,.55); border-radius: 999px;
  padding: 5px 12px; cursor: pointer; }
.theme-toggle:hover { background: rgba(255,255,255,.12); }
header.band .kicker, header.band h1 { padding-right: 96px; }