:root {
  color-scheme: light;
  --bg: #edeae1;
  --surface: #f7f5ee;
  --surface-soft: #e2ebe4;
  --line: #ced9d2;
  --text: #233e3b;
  --muted: #4d625c;
  --accent: #286a59;
  --radius: 18px;
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: auto; scroll-padding-top: 16px; scroll-snap-type: none; }
body { margin: 0; background: radial-gradient(ellipse 75% 650px at 100% 0%, #d3e0d7 0%, transparent 75%), radial-gradient(ellipse 65% 700px at 0% 500px, #efddc7 0%, transparent 80%), var(--bg); color: var(--text); line-height: 1.6; }
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 5px; }
.skip-link { position: absolute; left: 18px; top: -80px; z-index: 10; padding: 12px 16px; background: var(--accent); color: #fff; font-weight: 700; }
.skip-link:focus { top: 12px; }

.site-shell { min-height: 100vh; width: min(100% - 72px, 1280px); margin: 0 auto; }
.site-header, .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.header-actions { display: inline-flex; align-items: center; gap: 22px; }
.header-link { color: var(--accent); font-size: .77rem; font-weight: 700; letter-spacing: .08em; text-decoration: none; text-transform: uppercase; }
.header-link:hover { text-decoration: underline; text-underline-offset: 4px; }
.site-header { min-height: 104px; border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: 15px; font-size: .92rem; font-weight: 700; letter-spacing: .015em; text-decoration: none; }
.wordmark-icon { width: 44px; height: 44px; overflow: visible; flex: 0 0 auto; }
.wordmark-ribbon-top { fill: var(--accent); }
.wordmark-ribbon-bottom { fill: #4d6e82; }
.wordmark-pupil, .wordmark-signal { fill: #9ec344; stroke: #4c6b25; stroke-width: .8; }
.wordmark-glint { fill: #fffdf8; }
.wordmark-orbit { fill: none; stroke: #4d6e82; stroke-linecap: round; stroke-width: 1.4; }
.header-state { display: inline-flex; align-items: center; gap: 10px; color: var(--muted); font-size: .77rem; letter-spacing: .13em; text-transform: uppercase; }
.state-light { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }

.hero { display: grid; grid-template-columns: minmax(0, 1.45fr) minmax(260px, .75fr); align-items: center; gap: clamp(40px, 8vw, 120px); padding: clamp(86px, 11vw, 170px) 0 clamp(96px, 11vw, 150px); }
.hero-copy { align-self: center; }
.eyebrow, .section-number, .panel-topline, .panel-label, .panel-detail { font-size: .74rem; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 15px; margin: 0 0 32px; color: var(--accent); }
.eyebrow-line { display: inline-block; width: 25px; height: 1px; background: var(--accent); }
h1, h2, p { margin-top: 0; }
h1 { max-width: 780px; margin-bottom: 27px; font-size: clamp(3.4rem, 6.5vw, 6.3rem); line-height: 1.08; font-weight: 500; letter-spacing: -.055em; text-wrap: balance; }
h1 em { color: var(--accent); font-weight: inherit; font-style: normal; }
.intro { max-width: 570px; color: var(--muted); font-size: clamp(1.08rem, 1.5vw, 1.3rem); line-height: 1.6; }
.primary-links { display: flex; flex-wrap: wrap; align-items: center; gap: 18px; margin-top: 28px; }
.primary-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 32px; min-width: 219px; padding: 15px 20px; border: 1px solid var(--accent); border-radius: 10px; color: #fff; background: var(--accent); font-size: .87rem; font-weight: 700; text-decoration: none; transition: background .15s; }
.primary-link:hover { background: #205747; }
.secondary-link { color: var(--text); font-size: .87rem; font-weight: 700; text-decoration-color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 5px; }
.secondary-link:hover { color: var(--accent); }

.hero-visual { width: min(100%, 440px); margin: 0; justify-self: end; }
.hero-visual { isolation: isolate; background: radial-gradient(ellipse at center, #314a55 0%, #5e7883 36%, #a9bab800 70%); }
.hero-visual img { display: block; width: 100%; height: auto; mix-blend-mode: lighten; -webkit-mask-image: radial-gradient(ellipse 62% 58% at center, #000 42%, transparent 82%); mask-image: radial-gradient(ellipse 62% 58% at center, #000 42%, transparent 82%); }

.next-section { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: end; padding: 46px 0 86px; border-top: 1px solid var(--line); }
.section-number { margin-bottom: 19px; color: var(--accent); }
h2 { max-width: 550px; margin-bottom: 0; font-size: clamp(1.6rem, 2.5vw, 2.55rem); line-height: 1.16; font-weight: 500; letter-spacing: -.045em; }
.next-section > p { max-width: 480px; margin-bottom: 3px; color: var(--muted); line-height: 1.7; }
.site-footer { min-height: 88px; border-top: 1px solid var(--line); color: var(--muted); font-size: .76rem; }
.site-footer span span { padding: 0 8px; color: var(--accent); }

.operations-page { padding: 68px 0 94px; }
.operations-hero { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(280px, .65fr); gap: clamp(34px, 8vw, 110px); align-items: end; padding: 24px 0 76px; }
.operations-hero h1 { font-size: clamp(3rem, 6.2vw, 6rem); }
.summary-card, .service-card, .task-card, .task-column, .source-notes { background: var(--surface); }
.hero-note { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 18px; align-items: center; margin: 0; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-soft); color: var(--muted); line-height: 1.55; }
.hero-note strong { color: var(--accent); font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; }
.hero-note p { margin: 13px 0 0; }
.callout-figure { display: grid; min-width: 0; margin: 0; place-items: center; }
.callout-art { width: min(100%, 142px); height: auto; max-height: 142px; object-fit: contain; }
.art-backdrop { display: grid; width: 100%; max-width: 150px; aspect-ratio: 1; isolation: isolate; background: radial-gradient(ellipse at center, #314a55 0%, #5e7883 36%, #a9bab800 70%); }
.art-backdrop img { display: block; width: 100%; height: auto; max-height: none; mix-blend-mode: lighten; -webkit-mask-image: radial-gradient(ellipse 62% 58% at center, #000 42%, transparent 82%); mask-image: radial-gradient(ellipse 62% 58% at center, #000 42%, transparent 82%); }
.callout-content { min-width: 0; max-width: 27rem; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; margin-bottom: 90px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(125deg, var(--surface-soft), var(--surface)); }
.summary-card { display: flex; min-height: 142px; flex-direction: column; justify-content: space-between; padding: 28px; border-right: 1px solid var(--line); background: transparent; color: var(--muted); font-size: .82rem; line-height: 1.4; }
.summary-card:last-child { border-right: 0; }
.summary-label, .microcopy { font-size: .72rem; letter-spacing: .1em; text-transform: uppercase; }
.summary-card strong { color: var(--text); font-size: clamp(1.45rem, 2.8vw, 2.2rem); font-weight: 500; letter-spacing: -.05em; }
.dashboard-section { padding: 58px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: minmax(0, 1fr) minmax(240px, .72fr); gap: 50px; align-items: end; margin-bottom: 31px; }
.section-heading > p, .muted-copy { color: var(--muted); line-height: 1.6; }
.section-companion { display: grid; grid-template-columns: minmax(100px, .72fr) minmax(0, 1.28fr); gap: 14px; align-items: center; min-height: 128px; margin: 0; padding: 8px 0; }
.section-companion .art-backdrop { justify-self: center; }
.section-companion figcaption { max-width: 18rem; margin: 0; color: var(--muted); font-size: .87rem; line-height: 1.45; }
.control-row { display: flex; flex-wrap: wrap; align-items: end; gap: 16px; margin-bottom: 19px; }
.control-row label, .view-toggle { display: grid; gap: 7px; color: var(--muted); font-size: .76rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
select, input, button { border: 1px solid #738b80; border-radius: 10px; background: var(--surface); color: var(--text); font: inherit; }
select, input { min-height: 44px; padding: 8px 10px; }
select { min-width: 168px; }
/* Native popup menus need an explicit text/background pair as well as the field. */
option, optgroup { background-color: var(--surface); color: var(--text); }
input::placeholder { color: var(--muted); opacity: 1; }
select:focus-visible, input:focus-visible, button:focus-visible, summary:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; }
input[type="search"] { min-width: min(100%, 275px); }
button { min-height: 44px; padding: 9px 13px; cursor: pointer; }
button:hover { border-color: var(--accent); color: var(--accent); }
.secondary-button { color: var(--muted); }
.filter-reset:disabled { cursor: not-allowed; }
.filter-reset:disabled:hover { border-color: var(--line); color: var(--muted); }
.view-toggle { display: flex; align-items: center; gap: 12px; min-height: 44px; margin: 0; padding: 0; border: 0; }
.view-toggle legend { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }
.view-toggle label { display: inline-flex; align-items: center; gap: 5px; letter-spacing: 0; text-transform: none; }
.results-message { min-height: 1.4em; margin: 0 0 13px; color: var(--muted); font-size: .86rem; }
.service-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); grid-auto-rows: 1fr; gap: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(135deg, var(--surface-soft), var(--surface)); }
.service-card, .task-card { display: flex; height: 100%; flex-direction: column; padding: 32px; min-width: 0; }
.service-card { border-right: 1px solid var(--line); background: transparent; }
.service-card:nth-child(2n) { border-right: 0; }.service-card:nth-child(n+3) { border-top: 1px solid var(--line); }
.service-heading { display: flex; align-items: start; justify-content: space-between; gap: 14px; }
.service-heading { flex-wrap: wrap; }
.service-heading h3 { flex: 1 1 180px; }
.service-card > .muted-copy { margin: 6px 0 0; }
.service-meta dd, .muted-copy, .source-notes li { overflow-wrap: anywhere; }
.task-card .status-badge { align-self: flex-start; }
.service-card h3, .task-card h3, .task-column h3 { margin: 0; font-size: 1.1rem; font-weight: 600; }
.status-badge { display: inline-block; flex: 0 0 auto; padding: 5px 7px; border: 1px solid currentColor; border-radius: 99px; font-size: .67rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; }
.status-operational, .status-done { color: var(--accent); }.status-degraded, .status-in-progress { color: #805713; }.status-outage, .status-blocked { color: #a03b37; }.status-maintenance, .status-planned { color: #356581; }.status-unknown, .status-stale { color: var(--muted); }
.service-meta { display: grid; grid-template-columns: auto 1fr; gap: 8px 17px; margin: 18px 0; color: var(--muted); font-size: .82rem; }.service-meta dt { color: var(--text); }.service-meta dd { margin: 0; text-align: right; }
details { margin-top: auto; border-top: 1px solid var(--line); padding-top: 13px; color: var(--muted); font-size: .9rem; line-height: 1.55; } summary { color: var(--text); cursor: pointer; font-weight: 600; } details p { margin-bottom: 0; }
.usage-totals { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 25px 0; }.usage-totals div { padding: 18px; border-left: 2px solid var(--accent); background: var(--surface-soft); }.usage-totals span { display: block; color: var(--muted); font-size: .76rem; letter-spacing: .1em; text-transform: uppercase; }.usage-totals strong { display: block; margin-top: 7px; font-size: 1.65rem; font-weight: 500; }
.chart-wrap { height: 220px; margin: 25px 0; padding: 20px 12px 0; border: 1px solid var(--line); background: linear-gradient(var(--line) 1px, transparent 1px); background-size: 100% 25%; }.usage-chart { display: flex; height: 100%; align-items: end; justify-content: space-around; gap: 12px; }.chart-column { display: grid; height: 100%; flex: 1; align-items: end; gap: 8px; text-align: center; }.chart-bar { min-height: 5px; background: var(--accent); }.chart-label { color: var(--muted); font-size: .74rem; }
.table-wrap { overflow-x: auto; } table { width: 100%; border-collapse: collapse; text-align: left; } caption { padding: 0 0 12px; color: var(--muted); text-align: left; } th, td { padding: 12px; border: 1px solid var(--line); white-space: nowrap; } th { color: var(--accent); font-size: .73rem; letter-spacing: .08em; text-transform: uppercase; } td { color: var(--muted); font-size: .9rem; }
.task-list { display: grid; gap: 0; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(135deg, var(--surface-soft), var(--surface)); }.task-board { grid-template-columns: repeat(4, minmax(0, 1fr)); align-items: start; }.task-column { display: grid; gap: 12px; min-height: 210px; padding: 15px; }.task-column > h3 { color: var(--accent); font-size: .9rem; }.task-card { border-top: 1px solid var(--line); background: transparent; }.task-card:first-child { border-top: 0; }.task-card .status-badge { margin-bottom: 13px; }.task-card h3 { margin-bottom: 9px; }.task-actions { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: 10px; margin-top: 18px; }.task-actions label { display: grid; gap: 6px; color: var(--muted); font-size: .7rem; letter-spacing: .08em; text-transform: uppercase; }.unconfigured-link { color: var(--muted); font-size: .8rem; font-style: italic; }
.activity-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin: 0; padding: 0; list-style: none; }.activity-list li { padding: 19px; border-top: 2px solid var(--line); background: var(--surface-soft); }.activity-list time, .activity-list strong { display: block; }.activity-list time, .activity-list .microcopy { color: var(--muted); font-size: .73rem; }.activity-list strong { margin-top: 13px; }.activity-list p { color: var(--muted); line-height: 1.55; }.source-notes { margin-top: 35px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: linear-gradient(135deg, var(--surface-soft), var(--surface)); }.source-notes h2 { font-size: 1.35rem; }.source-notes li { margin: 10px 0; color: var(--muted); line-height: 1.55; }.notice { padding: 15px; border: 1px solid var(--line); border-radius: 12px; color: var(--muted); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }

@media (max-width: 800px) {
  .site-shell { width: min(100% - 40px, 680px); }
  .hero { grid-template-columns: 1fr; gap: 65px; padding: 84px 0; }
  .hero-visual { max-width: 340px; justify-self: center; }
  .next-section { grid-template-columns: 1fr; gap: 22px; }
  .operations-page { padding-top: 44px; }.operations-hero, .section-heading { grid-template-columns: 1fr; gap: 26px; }.hero-note { max-width: 560px; }.summary-grid { grid-template-columns: repeat(2, 1fr); margin-bottom: 60px; }.summary-card:nth-child(2) { border-right: 0; }.summary-card:nth-child(n+3) { border-top: 1px solid var(--line); }.service-list { grid-template-columns: 1fr; }.service-card { border-right: 0; }.service-card:nth-child(n+2) { border-top: 1px solid var(--line); }.task-board { grid-template-columns: repeat(2, 1fr); }.activity-list { grid-template-columns: 1fr; }.section-companion { min-height: 110px; }
}

@media (min-width: 801px) and (max-width: 1100px) {
  .hero-note { grid-template-columns: 1fr; }
  .hero-note .callout-figure { justify-items: start; }
  .hero-note .callout-art { width: 64px; height: 64px; }
}

@media (max-width: 480px) {
  .site-shell { width: calc(100% - 32px); }
  .site-header { flex-wrap: wrap; padding: 18px 0; gap: 14px; }
  .header-actions { flex-wrap: wrap; }
  .service-card, .task-card, .source-notes, .hero-note { padding: 24px; }
  .summary-card { border-right: 0; }
  .summary-card + .summary-card { border-top: 1px solid var(--line); }
  .control-row { align-items: stretch; }
  .control-row label { flex: 1 1 160px; }
  .control-row select { width: 100%; min-width: 0; }
  .site-header { min-height: 82px; }
  .header-state { font-size: .62rem; letter-spacing: .05em; }
  .wordmark { gap: 9px; font-size: .8rem; }
  .wordmark-icon { width: 38px; height: 38px; }
  h1 { font-size: clamp(3.15rem, 14vw, 4.6rem); }
  .site-footer { align-items: flex-start; flex-direction: column; justify-content: center; gap: 5px; }
  .header-actions { gap: 12px; }.header-link { font-size: .68rem; }.summary-grid, .usage-totals, .task-board { grid-template-columns: 1fr; }.operations-hero h1 { font-size: clamp(2.75rem, 14vw, 4.2rem); }.hero-note, .section-companion { grid-template-columns: 1fr; }.hero-note { gap: 12px; }.callout-figure { justify-items: start; }.callout-art { width: 104px; max-height: 104px; }.section-companion { gap: 8px; }.section-companion img { width: 96px; height: 86px; }.dashboard-section { padding: 44px 0; }.service-meta { grid-template-columns: 1fr; }.service-meta dd { text-align: left; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .primary-link { transition: none; }
}

/* Homepage: Prism Signal */
.home-prism {
  --prism-ink: #1b0b25;
  --prism-paper: #fffaff;
  --prism-muted: #ead7e6;
  --prism-coral: #ff8a67;
  --prism-violet: #c36dff;
  --prism-line: #f5c7e45d;
  position: relative;
  isolation: isolate;
  width: 100%;
  max-width: none;
  min-height: 100vh;
  overflow: clip;
  margin: 0;
  padding: 28px;
  color: var(--prism-paper);
  background: radial-gradient(circle at 22% 77%, #ffb0672e, transparent 29%), linear-gradient(135deg, #1b0b25 10%, #280b38 63%, #120718);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.home-prism::before {
  content: "";
  position: absolute;
  z-index: -2;
  width: min(700px, 76vw);
  aspect-ratio: 1;
  right: -145px;
  top: 25px;
  background: conic-gradient(from 210deg, #ff724e, #eb4e91, #8346f5, #ffca61, #ff724e);
  clip-path: polygon(50% 0, 100% 78%, 29% 100%, 0 39%);
  filter: drop-shadow(0 15px 54px #ff63bd70);
  animation: prism-tilt 13s ease-in-out infinite;
}
.home-prism::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 49.7%, #fff2 50%, transparent 50.3%);
  opacity: .72;
}
.home-prism .site-header {
  position: relative;
  z-index: 2;
  min-height: auto;
  border: 0;
  text-shadow: 0 2px 12px #0008;
}
.home-prism .wordmark { gap: 10px; color: var(--prism-paper); font-size: 16px; font-weight: 760; letter-spacing: -.4px; }
.home-prism .wordmark-mark { display: block; width: 25px; height: 25px; border-radius: 9px; background: linear-gradient(135deg, var(--prism-coral), var(--prism-violet)); box-shadow: 0 0 22px #ff5e8070; }
.home-prism .header-actions { gap: 20px; }
.home-prism .header-link { color: var(--prism-muted); font-size: 13px; font-weight: 500; letter-spacing: 0; text-transform: none; }
.home-prism .header-link:hover { color: #fff; text-decoration: none; }
.home-prism .hero { position: relative; display: block; min-height: 555px; padding: 105px 0 0; }
.home-prism .hero-copy { position: relative; z-index: 2; max-width: 680px; }
.home-prism .eyebrow { display: block; margin: 0; color: #ffd8ce; font-size: 11px; font-weight: 750; letter-spacing: 2px; text-transform: uppercase; text-shadow: 0 2px 12px #000; }
.home-prism .eyebrow::before { display: none; }
.home-prism h1 { max-width: 650px; margin: 18px 0 20px; color: var(--prism-paper); font-size: clamp(44px, 7vw, 78px); line-height: .96; font-weight: 760; letter-spacing: -3.6px; text-shadow: 0 3px 16px #000c, 0 0 36px var(--prism-ink); }
.home-prism .intro { max-width: 470px; margin: 0; color: var(--prism-muted); font-size: 16px; line-height: 1.65; text-shadow: 0 2px 10px #000b, 0 0 25px var(--prism-ink); }
.home-prism .primary-links { gap: 18px; margin-top: 30px; }
.home-prism .primary-link { min-width: 0; gap: 12px; border: 0; border-radius: 999px; background: var(--prism-coral); color: #270d1a; box-shadow: 0 10px 26px #ff5e8060; font-size: 14px; font-weight: 800; }
.home-prism .primary-link:hover { background: #ffa488; }
.home-prism .secondary-link { color: var(--prism-paper); text-decoration: none; }
.home-prism .secondary-link:hover { color: var(--prism-coral); }
.home-prism .prism-stack { position: absolute; z-index: 1; right: 6%; bottom: 83px; width: 205px; transform: rotate(-4deg); }
.home-prism .prism-stack i { display: block; height: 46px; margin-top: -13px; border: 1px solid #ffc2e47d; border-radius: 10px; background: #350f43cc; box-shadow: 0 10px 25px #08010b80; }
.home-prism .prism-stack i:nth-child(2) { transform: translateX(-15px); background: #6f226dbe; }
.home-prism .prism-stack i:nth-child(3) { transform: translateX(-30px); background: #b0436fbf; }
.home-prism .next-section { grid-template-columns: .45fr 1fr; gap: 35px; align-items: start; padding: 35px 0; border-top-color: var(--prism-line); }
.home-prism .section-number { margin: 3px 0; color: #ffd8ce; font-size: 11px; font-weight: 750; letter-spacing: 1.7px; }
.home-prism h2 { max-width: 600px; color: var(--prism-paper); font-size: clamp(28px, 4vw, 44px); line-height: 1.08; font-weight: 650; letter-spacing: -1.6px; }
.home-prism .next-section div p { max-width: 550px; color: var(--prism-muted); line-height: 1.65; }
.home-prism .site-footer { min-height: auto; margin-top: 44px; padding: 17px 0; border-top-color: var(--prism-line); color: var(--prism-muted); font-size: 12px; }
@keyframes prism-tilt { 50% { transform: rotate(8deg) translate(-25px, 14px); } }
@media (max-width: 620px) {
  .home-prism { padding: 22px; }
  .home-prism .header-actions { gap: 13px; }
  .home-prism .header-link { font-size: 12px; }
  .home-prism .hero { min-height: 570px; padding-top: 76px; }
  .home-prism h1 { font-size: clamp(44px, 13vw, 60px); letter-spacing: -2.4px; }
  .home-prism .prism-stack { right: 5px; bottom: 70px; width: 150px; opacity: .8; }
  .home-prism .next-section { grid-template-columns: 1fr; gap: 8px; padding-top: 28px; }
  .home-prism .site-footer { margin-top: 28px; }
}
@media (prefers-reduced-motion: reduce) { .home-prism::before { animation: none; } }

/* Shared companion mark */
.home-prism .companion-mark { width: 35px; height: 35px; overflow: visible; flex: 0 0 auto; filter: drop-shadow(0 0 9px #d8f18855); }
.home-prism .companion-ribbon-top { fill: #ff8a67; }
.home-prism .companion-ribbon-bottom { fill: #8b76ff; }
.home-prism .companion-pupil, .home-prism .companion-signal { fill: #d8f188; stroke: #c6e86c; stroke-width: .8; }
.home-prism .companion-glint { fill: #fffdf8; }
.home-prism .companion-orbit { fill: none; stroke: #ffd8ce; stroke-linecap: round; stroke-width: 1.4; }
.home-prism .companion-signal { transform-origin: 53px 15px; animation: companion-pulse 2.8s ease-in-out infinite; }
@keyframes companion-pulse { 50% { transform: scale(1.35); opacity: .6; } }

 /* Signals: Prism Signal extension */
.signals-prism .header-state { color: var(--prism-muted); font-size: 12px; letter-spacing: .08em; }
.signals-prism .state-light { background: #d8f188; box-shadow: 0 0 12px #d8f188aa; }
.signals-prism .operations-page { padding: 76px 0 40px; }
.signals-prism .operations-hero { grid-template-columns: minmax(0, 1.2fr) minmax(270px, .8fr); gap: clamp(34px, 8vw, 100px); align-items: center; padding: 0 0 74px; }
.signals-prism .operations-hero h1 { max-width: 680px; }
.signals-prism .operations-hero .intro { font-size: clamp(1rem, 1.5vw, 1.15rem); }
.signals-prism .hero-note { border-color: #ffc2e45d; border-radius: 20px; background: linear-gradient(145deg, #3b1548d9, #180b27d9); color: var(--prism-muted); box-shadow: 0 20px 60px #08010b66; }
.signals-prism .hero-note strong { color: #ffd8ce; }
.signals-prism .art-backdrop { background: radial-gradient(ellipse at center, #7d3b9c80 0%, #3b1c55 40%, transparent 71%); }
.signals-prism .callout-art, .signals-prism .art-backdrop img { mix-blend-mode: screen; }
.signals-prism .summary-grid { border-color: var(--prism-line); border-radius: 20px; background: linear-gradient(135deg, #321340aa, #180b27aa); }
.signals-prism .summary-card { border-color: var(--prism-line); color: var(--prism-muted); }
.signals-prism .summary-card strong { color: var(--prism-paper); }
.signals-prism .dashboard-section { border-top-color: var(--prism-line); }
.signals-prism .section-heading > p, .signals-prism .muted-copy, .signals-prism .section-companion figcaption, .signals-prism .results-message { color: var(--prism-muted); }
.signals-prism .section-number { color: #ffd8ce; }
.signals-prism .service-list, .signals-prism .task-list { border-color: var(--prism-line); border-radius: 20px; background: linear-gradient(135deg, #321340aa, #180b27aa); }
.signals-prism .service-card, .signals-prism .task-card, .signals-prism .task-column { border-color: var(--prism-line); background: transparent; }
.signals-prism .service-card h3, .signals-prism .task-card h3, .signals-prism .task-column h3, .signals-prism .service-meta dt, .signals-prism summary { color: var(--prism-paper); }
.signals-prism .service-meta, .signals-prism details { color: var(--prism-muted); border-color: var(--prism-line); }
.signals-prism .status-operational, .signals-prism .status-done { color: #d8f188; }
.signals-prism .status-degraded, .signals-prism .status-in-progress { color: #ffd369; }
.signals-prism .status-outage, .signals-prism .status-blocked { color: #ff8a87; }
.signals-prism .status-maintenance, .signals-prism .status-planned { color: #92c5ff; }
.signals-prism select, .signals-prism button { border-color: #cfaeff88; background: #210d32; color: var(--prism-paper); }
.signals-prism select, .signals-prism input, .signals-prism button { color-scheme: dark; }
.signals-prism input, .signals-prism option, .signals-prism optgroup { background-color: #210d32; color: var(--prism-paper); }
.signals-prism .control-row label, .signals-prism .view-toggle, .signals-prism .task-actions label, .signals-prism input::placeholder, .signals-prism .filter-reset:disabled { color: var(--prism-muted); }
.signals-prism select:focus-visible, .signals-prism button:focus-visible, .signals-prism summary:focus-visible { outline-color: var(--prism-coral); }
.signals-prism button:hover { border-color: var(--prism-coral); color: var(--prism-coral); }
.signals-prism .source-notes { border-color: var(--prism-line); border-radius: 20px; background: linear-gradient(135deg, #321340aa, #180b27aa); }
.signals-prism .source-notes li, .signals-prism .notice { color: var(--prism-muted); }
.signals-prism code { color: #ffd8ce; }
@media (max-width: 800px) {
  .signals-prism .operations-page { padding-top: 54px; }
  .signals-prism .operations-hero { grid-template-columns: 1fr; gap: 34px; padding-bottom: 54px; }
}
@media (max-width: 620px) {
  .home-prism .companion-mark { width: 31px; height: 31px; }
  .signals-prism .header-state { font-size: 10px; }
  .signals-prism .hero-note { padding: 22px; }
}
@media (prefers-reduced-motion: reduce) { .home-prism .companion-signal { animation: none; } }


/* Prism Signal: shared color and companion harmony */
.home-prism {
  --prism-ink: #1b0b25;
  --prism-deep: #120718;
  --prism-paper: #fffaff;
  --prism-muted: #ead7e6;
  --prism-coral: #ff8a67;
  --prism-violet: #c36dff;
  --prism-gold: #ffd36f;
  --prism-line: #f5c7e45d;
}
.home-prism .companion-mark { filter: drop-shadow(0 0 10px #ff8a6750); }
.home-prism .companion-ribbon-top { fill: var(--prism-coral); }
.home-prism .companion-ribbon-bottom { fill: var(--prism-violet); }
.home-prism .companion-pupil, .home-prism .companion-signal { fill: var(--prism-gold); stroke: #ffbf57; }
.home-prism .companion-orbit { stroke: #ffd8ce; }
.home-prism .companion-signal { box-shadow: 0 0 12px #ffd36f; }

/* The Signals page is the same Prism Signal world, simply more structured. */
.signals-prism {
  background: radial-gradient(circle at 82% 24%, #c36dff22, transparent 25%), radial-gradient(circle at 18% 74%, #ff8a671c, transparent 30%), linear-gradient(135deg, var(--prism-ink) 10%, #280b38 63%, var(--prism-deep));
}
.signals-prism::before { width: min(610px, 67vw); right: -180px; top: 88px; opacity: .84; filter: drop-shadow(0 15px 46px #ff63bd4a); }
.signals-prism .site-header { padding-bottom: 0; }
.signals-prism .operations-page { position: relative; z-index: 1; }
.signals-prism .operations-hero { padding-top: 24px; }
.signals-prism .hero-note, .signals-prism .summary-grid, .signals-prism .service-list, .signals-prism .task-list, .signals-prism .source-notes { border-color: #f5c7e43f; background: linear-gradient(135deg, #351542c7, #1b0b2bd1); box-shadow: 0 16px 44px #08010b42; }
.signals-prism .hero-note { background: linear-gradient(145deg, #3a1547e8, #1b0b2be8); }
.signals-prism .summary-card { background: transparent; }
.signals-prism .art-backdrop { background: radial-gradient(circle at 48% 43%, #ffd36f4c 0 8%, #ff8a6740 22%, #c36dff33 43%, transparent 70%); }
.signals-prism .callout-art, .signals-prism .art-backdrop img { filter: hue-rotate(160deg) saturate(1.12) contrast(1.06) brightness(1.08); mix-blend-mode: screen; opacity: .88; }
.signals-prism .header-state, .signals-prism .summary-card, .signals-prism .service-meta, .signals-prism details, .signals-prism .section-heading > p, .signals-prism .muted-copy, .signals-prism .section-companion figcaption, .signals-prism .results-message, .signals-prism .source-notes li, .signals-prism .notice { color: var(--prism-muted); }
.signals-prism .state-light { background: var(--prism-gold); box-shadow: 0 0 12px #ffd36faa; }
.signals-prism .status-operational, .signals-prism .status-done { color: var(--prism-gold); }
.signals-prism .status-degraded, .signals-prism .status-in-progress { color: #ffb178; }
.signals-prism .status-maintenance, .signals-prism .status-planned { color: #d69bff; }
.signals-prism select, .signals-prism button { border-color: #cfaeff70; background: #210d32cc; }
@media (prefers-reduced-motion: reduce) { .signals-prism::before { animation: none; } }

/* Shared editorial surfaces. Theme values live here; components use semantic roles. */
:root {
  --cp-bg: #1b0b25;
  --cp-surface: #261135;
  --cp-soft: #321940;
  --cp-text: #fffaff;
  --cp-muted: #ead7e6;
  --cp-accent: #ffab8d;
  --cp-line: #a387ac;
  --cp-focus: #ffd36f;
  --cp-mark-secondary: #c36dff;
  --cp-mark-center: #ffd36f;
  --cp-button-ink: #270d1a;
  --cp-flare-coral: #ff8467;
  --cp-flare-violet: #c384ff;
  --cp-flare-gold: #ffd36f;
  --cp-glow-coral: #ff84672b;
  --cp-glow-violet: #c384ff2b;
  --cp-glow-gold: #ffd36f24;
  --cp-radius: 18px;
  --cp-space: 8px;
  --cp-gap: 24px;
  --cp-section-space: clamp(32px, 5vw, 64px);
  --cp-section-clearance: 80px;
  --cp-header-lift: 0px;
  --cp-nav-clearance: var(--cp-section-clearance);
  color-scheme: dark;
}
html[data-theme="daylight"] {
  --cp-bg: #edeae1;
  --cp-surface: #f7f5ee;
  --cp-soft: #e2ebe4;
  --cp-text: #233e3b;
  --cp-muted: #4d625c;
  --cp-accent: #286a59;
  --cp-line: #738b80;
  --cp-focus: #286a59;
  --cp-mark-secondary: #4d6e82;
  --cp-mark-center: #496721;
  --cp-button-ink: #ffffff;
  --cp-flare-coral: #b2384c;
  --cp-flare-violet: #7442b2;
  --cp-flare-gold: #916400;
  --cp-glow-coral: #b2384c16;
  --cp-glow-violet: #7442b216;
  --cp-glow-gold: #91640016;
  color-scheme: light;
}
html[data-theme="slate"] {
  --cp-bg: #182321;
  --cp-surface: #202e2a;
  --cp-soft: #2b3a34;
  --cp-text: #edf1e8;
  --cp-muted: #c0c9bc;
  --cp-accent: #d8f188;
  --cp-line: #829184;
  --cp-focus: #e1f59b;
  --cp-mark-secondary: #8ea99b;
  --cp-mark-center: #d8f188;
  --cp-button-ink: #182321;
  --cp-flare-coral: #d8f188;
  --cp-flare-violet: #8ea99b;
  --cp-flare-gold: #f0d18a;
  --cp-glow-coral: #d8f18822;
  --cp-glow-violet: #8ea99b20;
  --cp-glow-gold: #f0d18a1c;
  color-scheme: dark;
}
html[data-theme="ivory"] {
  --cp-bg: #f5e8d2;
  --cp-surface: #fff8e9;
  --cp-soft: #cfe5e1;
  --cp-text: #263a38;
  --cp-muted: #50625d;
  --cp-accent: #00665f;
  --cp-line: #82958b;
  --cp-focus: #1c5f58;
  --cp-mark-secondary: #759287;
  --cp-mark-center: #9a6b32;
  --cp-button-ink: #ffffff;
  --cp-flare-coral: #a95443;
  --cp-flare-violet: #386f69;
  --cp-flare-gold: #8a642d;
  --cp-glow-coral: #a9544318;
  --cp-glow-violet: #386f6918;
  --cp-glow-gold: #8a642d18;
  color-scheme: light;
}
[hidden] { display: none !important; }
body { background: var(--cp-bg); }
.home-prism { --accent: var(--cp-focus); --surface: var(--cp-surface); --text: var(--cp-text); --muted: var(--cp-muted); }
.home-prism :is(a, button, select, summary):focus-visible { outline: 3px solid var(--cp-focus); outline-offset: 4px; }
.home-prism .site-header { flex-wrap: wrap; gap: 16px; }
.home-prism .header-actions { flex-wrap: wrap; column-gap: calc(var(--cp-gap) + var(--cp-space)); row-gap: var(--cp-gap); }
.home-prism .header-link { display: inline-flex; align-items: center; min-width: 44px; min-height: 44px; }
.page-start { display: block; height: 0; }
.page-chrome { display: contents; }
html[data-scroll-header] .home-prism .page-chrome { display: block; position: sticky; top: calc(0px - var(--cp-header-lift)); z-index: 8; background: var(--cp-bg); transition: top 140ms ease-out; }
html[data-header-state="top"] .home-prism .page-chrome, html[data-header-state="revealed"] .home-prism .page-chrome { top: 0; }
html[data-scroll-header] { --cp-nav-clearance: calc(var(--cp-header-lift) + 32px); }
html[data-scroll-header] .home-prism .site-header { padding: 8px 0; }
html[data-scroll-header] .page-chrome :is(.wordmark, select) { min-height: 44px; }
html[data-scroll-header] .home-prism .section-nav { position: relative; top: auto; margin-top: 8px; }
.home-prism .section-nav { position: sticky; top: 0; z-index: 8; display: flex; flex-wrap: wrap; gap: 0 24px; margin-top: 24px; padding: 8px 0; border-block: 1px solid var(--cp-line); background: var(--cp-bg); }
.section-nav::after { content: ""; position: absolute; inset: auto 0 -1px; height: 3px; background: linear-gradient(90deg, var(--cp-flare-coral), var(--cp-flare-violet), var(--cp-flare-gold)); }
.section-nav a { display: inline-flex; align-items: center; min-height: 44px; padding: 4px 12px; color: var(--cp-muted); font-size: .9rem; text-decoration: none; text-underline-offset: 6px; }
.section-nav a:hover, .section-nav a:focus-visible { color: var(--cp-accent); text-decoration: underline; }
.section-nav a[aria-current="location"] { background: var(--cp-soft); color: var(--cp-text); font-weight: 700; text-decoration: underline; text-decoration-thickness: 3px; box-shadow: inset 3px 0 var(--cp-flare-violet); border-radius: var(--cp-space); }
.reading-position { margin: 0; min-height: 1.6em; padding-top: var(--cp-space); color: var(--cp-muted); font-size: .8rem; line-height: 1.6; }
.home-prism :is(button, summary, .section-nav a):active { box-shadow: inset 0 0 0 2px var(--cp-focus); }
.home-prism section[id], .home-prism :is(a, button, summary, select) { scroll-margin-top: var(--cp-nav-clearance); }
.home-prism section:is(.radar-section, .people-section) { scroll-margin-top: calc(var(--cp-nav-clearance) - var(--cp-section-space)); }
.home-prism section[id]:focus-visible { outline: 2px solid var(--cp-focus); outline-offset: 4px; }
.home-prism .hero { min-height: 440px; padding: 72px 0 64px; }
.signals-prism .operations-page { padding-top: 40px; }
.theme-picker { display: inline-flex; align-items: center; gap: 12px; color: var(--cp-muted); font-size: 13px; line-height: 1.25; text-shadow: none; }
.home-prism .theme-picker select { width: 146px; max-width: 100%; min-width: 0; color-scheme: inherit; font: inherit; }
.home-prism :is(button, select), .home-prism :is(option, optgroup) { background: var(--cp-surface); color: var(--cp-text); border-color: var(--cp-line); }
.home-prism button:hover { color: var(--cp-accent); border-color: var(--cp-accent); }
.home-prism button:disabled { color: var(--cp-muted); cursor: not-allowed; }
.radar-section { position: relative; z-index: 1; border-top: 1px solid var(--cp-flare-violet); padding: var(--cp-section-space) 0; }
.radar-heading { display: flex; justify-content: space-between; align-items: end; flex-wrap: wrap; gap: var(--cp-gap); margin-bottom: var(--cp-gap); }
.home-prism .radar-heading h2 { margin-bottom: 12px; font-size: clamp(1.8rem, 3vw, 2.25rem); }
.radar-heading p, .people-heading p { max-width: 60ch; margin: 0; color: var(--cp-muted); }
.radar-directory-link { display: inline-flex; align-items: center; min-height: 44px; color: var(--cp-accent); text-underline-offset: 5px; font-size: .9rem; }
.radar-panel { min-width: 0; color: var(--cp-text); }
.radar-toolbar { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 8px 24px; margin-bottom: var(--cp-space); }
.radar-topline { margin: 0; color: var(--cp-muted); font-size: .9rem; }
/* Expanded/reordered articles must not become scroll anchors and displace the toolbar. */
.radar-picks { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--cp-gap); align-items: stretch; overflow-anchor: none; }
.radar-picks article {
  --card-accent: var(--cp-flare-coral);
  --card-tail: var(--cp-flare-violet);
  --card-glow: var(--cp-glow-coral);
  display: flex; flex-direction: column; min-width: 0; max-width: 75ch;
  padding: var(--cp-gap); border: 2px solid transparent; border-top: 4px solid var(--card-accent); border-radius: 14px;
  background: linear-gradient(var(--cp-surface), var(--cp-surface)) padding-box, linear-gradient(145deg, var(--card-accent), var(--card-tail)) border-box;
  box-shadow: 0 0 0 1px var(--card-glow), 0 8px 28px var(--card-glow);
}
.radar-picks :is([data-id="donner"], [data-id="wai"], [data-id="github"], [data-id="browning"]) { --card-accent: var(--cp-flare-violet); --card-tail: var(--cp-flare-gold); --card-glow: var(--cp-glow-violet); }
.radar-picks :is([data-id="edens-rose"], [data-id="furze"], [data-id="marcus"]) { --card-accent: var(--cp-flare-gold); --card-tail: var(--cp-flare-coral); --card-glow: var(--cp-glow-gold); }
.radar-picks article p { margin-bottom: 16px; font-size: .95rem; }
.radar-category { color: var(--cp-accent); font-size: .82rem; }
.radar-picks article .radar-category { color: var(--card-accent); font-size: .8rem; }
.radar-picks h3 { margin: 0 0 16px; font-size: clamp(1.25rem, 2vw, 1.5rem); font-weight: 650; line-height: 1.2; letter-spacing: -.025em; text-wrap: balance; }
.radar-angle { color: var(--cp-muted); font-size: .9rem; }
.radar-angle strong { display: block; margin-bottom: 4px; color: var(--cp-text); font-size: .8rem; }
.radar-source { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; margin-top: auto; color: var(--cp-accent); font-weight: 650; text-underline-offset: 5px; font-size: .95rem; }
.radar-date, .radar-footnote { color: var(--cp-muted); font-size: .78rem; line-height: 1.6; }
.radar-picks article .radar-date { margin: 8px 0 0; font-size: .8rem; }
.radar-controls { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.radar-controls button { font-size: .82rem; min-height: 44px; }
.home-prism .radar-controls [data-all] { border-color: var(--cp-flare-coral); background: linear-gradient(110deg, var(--cp-flare-coral), var(--cp-flare-violet)); color: var(--cp-button-ink); font-weight: 700; }
.home-prism .radar-controls [data-all]:is(:hover, :focus-visible) { color: var(--cp-button-ink); border-color: var(--cp-focus); }
.radar-footnote { margin: 20px 0 0; max-width: 75ch; }
.radar-feedback { min-height: 1.6em; margin: 0 0 var(--cp-space); color: var(--cp-accent); font-size: .85rem; line-height: 1.6; }
.people-section { position: relative; z-index: 1; border-top: 1px solid var(--cp-flare-violet); padding: var(--cp-section-space) 0; }
.people-heading { display: flex; justify-content: space-between; align-items: start; flex-wrap: wrap; gap: 16px; margin-bottom: 24px; }
.home-prism .people-heading h2 { font-size: 1.65rem; letter-spacing: -.04em; }
.people-heading p { max-width: 52ch; margin: 0; font-size: .9rem; }
.people-featured { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--cp-gap); list-style: none; padding: 0; margin: 0; }
.people-directory { list-style: none; padding: 0; margin: 0; }
.people-section li { min-width: 0; padding-top: 16px; border-top: 1px solid var(--prism-line); }
.people-featured > li { border-top: 3px solid var(--cp-flare-violet); }
.people-featured > li:nth-child(3n + 1) { border-top-color: var(--cp-flare-coral); }
.people-featured > li:nth-child(3n) { border-top-color: var(--cp-flare-gold); }
.people-section li > strong, .people-section li > span { display: block; }
.people-section li > strong { font-size: 1rem; line-height: 1.45; overflow-wrap: anywhere; }
.people-section li > span { margin: 8px 0 4px; color: var(--cp-muted); font-size: .82rem; }
.people-section li div { display: flex; flex-wrap: wrap; gap: 16px; }
.people-section a { display: inline-flex; align-items: center; min-height: 44px; color: var(--cp-accent); text-underline-offset: 4px; font-size: .88rem; }
.people-heading a { min-height: 0; }
.source-groups { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--cp-gap); margin-top: 32px; align-items: start; }
.people-more { margin: 0; padding: 12px 20px; border: 1px solid var(--cp-flare-violet); border-top-width: 3px; border-radius: 12px; background: var(--cp-surface); box-shadow: 0 6px 24px var(--cp-glow-violet); }
.people-more:first-child { border-color: var(--cp-flare-gold); box-shadow: 0 6px 24px var(--cp-glow-gold); }
.people-more summary { display: list-item; min-height: 44px; padding: 12px 4px; color: var(--cp-text); font-weight: 650; cursor: pointer; }
.people-more summary span { display: block; margin-top: 4px; color: var(--cp-muted); font-size: .85rem; font-weight: 400; }
.people-more[open] summary { margin-bottom: 8px; }

/* Light themes share the current layouts and identity, with opaque readable surfaces. */
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism {
  --prism-ink: var(--cp-bg);
  --prism-deep: var(--cp-surface);
  --prism-paper: var(--cp-text);
  --prism-muted: var(--cp-muted);
  --prism-coral: var(--cp-accent);
  --prism-violet: var(--cp-mark-secondary);
  --prism-gold: var(--cp-mark-center);
  --prism-line: #a8b9ae;
  background: radial-gradient(ellipse at 95% 0%, var(--cp-soft), transparent 65%), var(--cp-bg);
}
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism::before { opacity: .12; filter: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism::after { opacity: .12; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism :is(h1, .intro, .eyebrow, .site-header) { text-shadow: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism :is(.eyebrow, .section-number, .hero-note strong, code) { color: var(--cp-accent); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .primary-link { background: var(--cp-accent); color: var(--cp-button-ink); box-shadow: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .primary-link:hover { background: var(--cp-text); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .prism-stack i { border-color: var(--cp-line); background: var(--cp-soft); box-shadow: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .prism-stack i:nth-child(2) { background: var(--cp-surface); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .prism-stack i:nth-child(3) { background: var(--cp-soft); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .companion-mark { filter: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism .companion-orbit { stroke: var(--cp-mark-secondary); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .home-prism :is(.companion-pupil, .companion-signal) { stroke: var(--cp-mark-center); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism :is(.hero-note, .summary-grid, .service-list, .task-list, .source-notes) { background: var(--cp-surface); border-color: var(--cp-line); box-shadow: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism .art-backdrop { background: radial-gradient(ellipse at center, #314a55, #5e7883 36%, transparent 70%); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism .art-backdrop img { filter: none; opacity: 1; mix-blend-mode: lighten; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism :is(.status-operational, .status-done) { color: var(--cp-accent); }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism :is(.status-maintenance, .status-planned) { color: #356581; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism :is(.status-degraded, .status-in-progress) { color: #805713; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism .state-light { background: var(--cp-accent); box-shadow: none; }
:is(html[data-theme="daylight"], html[data-theme="ivory"]) .signals-prism :is(select, input, button, option, optgroup) { color-scheme: light; background: var(--cp-surface); color: var(--cp-text); border-color: var(--cp-line); }

@media (max-width: 800px) {
  :root { --cp-section-clearance: 128px; }
  .home-prism .section-nav { gap: 0 16px; }
  .radar-picks, .people-featured { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 620px) {
  .home-prism .hero { min-height: 0; padding: 48px 0 64px; }
  .home-prism .prism-stack { display: none; }
  .radar-picks, .people-featured, .source-groups { grid-template-columns: 1fr; }
  .section-nav a { font-size: .8rem; }
  .home-prism .section-nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 8px; }
  .signals-prism .section-nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  html[data-scroll-header] .page-chrome .site-header { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; }
  html[data-scroll-header] .page-chrome .wordmark { grid-column: 1; grid-row: 1; }
  html[data-scroll-header] .page-chrome .header-actions { display: contents; }
  html[data-scroll-header] .page-chrome .header-actions .header-link { grid-column: 2; grid-row: 1; }
  html[data-scroll-header] .page-chrome .header-actions .header-link[href^="https:"], html[data-scroll-header] .page-chrome .header-state { display: none; }
  .home-prism .theme-picker { display: flex; align-items: center; gap: 12px; }
  html[data-scroll-header] .page-chrome .theme-picker { grid-column: 1 / -1; justify-content: space-between; }
  .radar-heading { gap: 8px; }
}
@media (max-height: 480px) {
  :root { --cp-section-clearance: 24px; }
  html[data-scroll-header] { --cp-nav-clearance: 24px; }
  html[data-scroll-header] .home-prism .page-chrome { position: relative; top: 0; transition: none; }
  .home-prism .section-nav { position: relative; }
  .home-prism section:is(.radar-section, .people-section) { scroll-margin-top: 24px; }
}
/* Let the browser settle near boundaries while retaining free reading inside long sections. */
@media (min-height: 481px) and (prefers-reduced-motion: no-preference) {
  html[data-settle="near"] { scroll-snap-type: y proximity; }
  .home-prism section[id] { scroll-snap-align: start; scroll-snap-stop: normal; }
  .page-start { scroll-snap-align: start; scroll-margin-top: 48px; }
  .home-prism .site-footer { scroll-snap-align: end; }
}
@media (max-width: 480px) {
  .home-prism .header-actions { gap: 12px; }
  .theme-picker { flex-basis: 100%; }
  .radar-heading p { font-size: .9rem; }
}
@media (prefers-reduced-motion: reduce) {
  html[data-scroll-header] .home-prism .page-chrome { transition: none; }
  .home-prism::before, .home-prism .companion-signal { animation: none; }
}
@media (forced-colors: active) {
  .section-nav a[aria-current="location"] { border-bottom: 3px solid Highlight; }
}

/* Slate & Lime restores the quieter slate surfaces and lime signal accents. */
html[data-theme="slate"] body { background: var(--cp-bg); }
html[data-theme="slate"] .home-prism {
  --prism-ink: var(--cp-bg);
  --prism-deep: var(--cp-surface);
  --prism-paper: var(--cp-text);
  --prism-muted: var(--cp-muted);
  --prism-coral: var(--cp-accent);
  --prism-violet: var(--cp-mark-secondary);
  --prism-gold: var(--cp-mark-center);
  --prism-line: var(--cp-line);
  background: radial-gradient(ellipse at 85% 8%, #35453a 0%, transparent 56%), var(--cp-bg);
}
html[data-theme="slate"] .home-prism::before { background: conic-gradient(from 210deg, #d8f188, #8ea99b, #56736a, #f0d18a, #d8f188); filter: drop-shadow(0 15px 40px #d8f18820); opacity: .55; }
html[data-theme="slate"] .home-prism::after { opacity: .14; }
html[data-theme="slate"] .home-prism :is(h1, .intro, .site-header) { text-shadow: none; }
html[data-theme="slate"] .home-prism :is(.eyebrow, .section-number) { color: var(--cp-accent); text-shadow: none; }
html[data-theme="slate"] .home-prism .companion-mark { filter: none; }
html[data-theme="slate"] .home-prism .companion-orbit { stroke: var(--cp-mark-secondary); }
html[data-theme="slate"] .home-prism .prism-stack i { border-color: var(--cp-line); background: var(--cp-soft); box-shadow: none; }
html[data-theme="slate"] .home-prism .prism-stack i:nth-child(2) { background: var(--cp-surface); }
html[data-theme="slate"] .home-prism .prism-stack i:nth-child(3) { background: var(--cp-soft); }
html[data-theme="slate"] .home-prism .primary-link { background: var(--cp-accent); color: var(--cp-button-ink); box-shadow: none; }
html[data-theme="slate"] .signals-prism { background: radial-gradient(circle at 82% 24%, #d8f18812, transparent 25%), linear-gradient(135deg, #182321 10%, #26342d 63%, #111a18); }
html[data-theme="slate"] .signals-prism :is(.hero-note, .summary-grid, .service-list, .task-list, .source-notes) { background: var(--cp-surface); border-color: var(--cp-line); box-shadow: none; }
html[data-theme="slate"] .signals-prism .art-backdrop { background: radial-gradient(ellipse at center, #526453, #283b35 42%, transparent 72%); }
html[data-theme="slate"] .signals-prism :is(.hero-note strong, .section-number, code) { color: var(--cp-accent); }
html[data-theme="slate"] .signals-prism :is(select, input, button, option, optgroup) { color-scheme: dark; background: var(--cp-surface); color: var(--cp-text); border-color: var(--cp-line); }
html[data-theme="slate"] .signals-prism :is(.status-operational, .status-done) { color: var(--cp-accent); }
html[data-theme="slate"] .signals-prism :is(.status-maintenance, .status-planned) { color: #b8ced0; }
html[data-theme="slate"] .signals-prism :is(.status-degraded, .status-in-progress) { color: #f0d18a; }
html[data-theme="ivory"] body { background: radial-gradient(ellipse 75% 650px at 100% 0%, #dce9df 0%, transparent 75%), radial-gradient(ellipse 65% 700px at 0% 500px, #eee0cb 0%, transparent 80%), var(--cp-bg); }
html[data-theme="ivory"] .home-prism { background: radial-gradient(ellipse at 95% 0%, #bfdfda, transparent 65%), var(--cp-bg); }
html[data-theme="ivory"] .home-prism::before { background: conic-gradient(from 210deg, #a95443, #386f69, #759287, #c3a36b, #a95443); }
html[data-theme="ivory"] .signals-prism { background: linear-gradient(145deg, #f5e8d2, #cfe5e1); }

/* Readable navigation and a calmer hierarchy across both pages. */
.home-prism .wordmark { font-size: 1.1rem; }
.home-prism .header-link, .theme-picker { color: var(--cp-text); font-size: 1rem; font-weight: 600; }
.home-prism .header-link:hover { color: var(--cp-accent); }
.reading-position { color: var(--cp-text); font-size: .95rem; }
.section-nav a { color: var(--cp-text); font-size: 1rem; font-weight: 500; }
.home-prism .eyebrow, .home-prism .section-number { font-size: .85rem; letter-spacing: .08em; }
.home-prism h1 { font-size: clamp(2.75rem, 5.5vw, 4.5rem); line-height: 1.02; letter-spacing: -.045em; }
.home-prism .intro { font-size: clamp(1.1rem, 1.5vw, 1.25rem); }
.home-prism .primary-link, .home-prism .secondary-link, .radar-directory-link { font-size: 1rem; }
.radar-picks article p, .people-heading p, .people-section a { font-size: 1rem; }
.radar-picks article .radar-category, .radar-angle strong, .radar-picks article .radar-date,
.radar-footnote, .radar-controls button, .radar-feedback, .people-section li > span,
.people-more summary span, .home-prism .site-footer { font-size: .95rem; }
.signals-prism :is(.header-state, .summary-label, .microcopy, .control-row label, .view-toggle, .status-badge, .service-meta, .task-actions label, .activity-list time) { font-size: .95rem; }
/* Quiet, floating companion artwork for the two light themes.
   The existing abstract Prism/Slate light shape remains in those dark themes. */
.home-prism .hero-mascot { display: none; }
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-mascot {
  --mascot-ring: var(--cp-mark-secondary);
  --mascot-spark: var(--cp-mark-center);
  display: grid;
  position: absolute;
  z-index: 1;
  right: -18px;
  top: 8px;
  width: min(43vw, 490px);
  aspect-ratio: 1;
  margin: 0;
  place-items: center;
  isolation: isolate;
  pointer-events: none;
}
.home-prism .hero-mascot-glow {
  position: absolute;
  inset: 1%;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 46%, #667f84 0%, #354e59 36%, #233a46 51%, #233a4600 74%);
  filter: drop-shadow(0 16px 34px #233a4633);
  animation: mascot-aura 24s ease-in-out infinite;
}
.home-prism .hero-mascot img {
  display: block;
  position: relative;
  z-index: 1;
  width: 90%;
  height: 90%;
  object-fit: contain;
  mix-blend-mode: lighten;
  -webkit-mask-image: radial-gradient(ellipse 64% 61% at 50% 50%, #000 47%, transparent 84%);
  mask-image: radial-gradient(ellipse 64% 61% at 50% 50%, #000 47%, transparent 84%);
  animation: mascot-hover 20s ease-in-out infinite;
}
.home-prism .hero-mascot-ring {
  position: absolute;
  inset: 15% 0;
  border: 1.5px solid var(--mascot-ring);
  border-radius: 50%;
  opacity: .5;
  transform: rotate(-15deg) scaleY(.72);
  animation: mascot-orbit 28s ease-in-out infinite;
}
.home-prism .hero-mascot-ring-inner {
  inset: 26% 9%;
  border-color: var(--mascot-spark);
  opacity: .35;
  transform: rotate(25deg) scaleY(.72);
  animation-duration: 23s;
  animation-direction: reverse;
}
.home-prism .hero-mascot-spark {
  position: absolute;
  width: 8px;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--mascot-spark);
  box-shadow: 0 0 0 6px color-mix(in srgb, var(--mascot-spark) 14%, transparent);
  opacity: .78;
  animation: mascot-spark 17s ease-in-out infinite;
}
.home-prism .hero-mascot-spark-one { top: 22%; right: 15%; }
.home-prism .hero-mascot-spark-two { bottom: 19%; left: 17%; width: 5px; animation-delay: -8s; }
html[data-theme="daylight"] .home-prism .hero-mascot { --mascot-ring: #7562b0; --mascot-spark: #c17c2a; }
html[data-theme="ivory"] .home-prism .hero-mascot { --mascot-ring: #268c82; --mascot-spark: #bc8240; }
@keyframes mascot-hover {
  0%, 100% { transform: translateY(5px) rotate(-2deg); }
  50% { transform: translateY(-11px) rotate(2deg); }
}
@keyframes mascot-aura {
  0%, 100% { transform: scale(.96); opacity: .88; }
  50% { transform: scale(1.045); opacity: 1; }
}
@keyframes mascot-orbit {
  0%, 100% { transform: rotate(-15deg) scaleY(.72); }
  50% { transform: rotate(-6deg) scaleY(.76); }
}
@keyframes mascot-spark {
  0%, 100% { transform: scale(.75); opacity: .45; }
  50% { transform: scale(1.2); opacity: .95; }
}
html:is([data-theme="daylight"], [data-theme="ivory"]) .signals-prism .hero-note .callout-art,
html:is([data-theme="daylight"], [data-theme="ivory"]) .signals-prism .section-companion img {
  animation: mascot-hover 20s ease-in-out infinite;
}
/* Colored light replaces the hard polygon in the two light appearances. */
html[data-theme="daylight"] { --cp-bg: #e9f0f8; --cp-surface: #f7faff; --cp-soft: #d4e2f4; --cp-text: #203b50; --cp-muted: #486076; --cp-accent: #235b91; --cp-focus: #235b91; --cp-mark-secondary: #6c57a3; --cp-mark-center: #a5651b; }
html[data-theme="daylight"] .home-prism {
  background: radial-gradient(ellipse 65% 650px at 105% 270px, #b5c2f1 0%, transparent 75%), radial-gradient(ellipse 55% 650px at 45% 40px, #f8d5b4 0%, transparent 80%), radial-gradient(ellipse 75% 800px at -20% 1200px, #b9dfe8, transparent 80%), var(--cp-bg);
}
html[data-theme="ivory"] { --cp-bg: #f8ecd7; --cp-surface: #fffbef; --cp-soft: #c8e5dc; --cp-text: #193f3e; --cp-muted: #44625c; --cp-accent: #006b66; --cp-focus: #006b66; --cp-mark-center: #a36a1f; }
html[data-theme="ivory"] .home-prism {
  background: radial-gradient(ellipse 65% 700px at 105% 240px, #77beb5 0%, transparent 75%), radial-gradient(ellipse 60% 650px at 50% -70px, #f4cb8b 0%, transparent 80%), radial-gradient(ellipse 65% 800px at -15% 1300px, #add7c5, transparent 80%), var(--cp-bg);
}
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism::before,
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism::after { display: none; }
@media (min-width: 1101px) {
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy { max-width: 60%; }
}
@media (max-width: 1100px) {
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero { display: flex; flex-direction: column; align-items: stretch; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy { order: -1; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-mascot {
    position: relative;
    top: auto;
    right: auto;
    width: min(420px, 78%);
    align-self: flex-end;
    margin: 12px 0 -32px;
  }
}
@media (max-width: 620px) {
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-mascot { width: min(340px, 92%); margin: 6px auto -30px; align-self: center; }
}
@media (prefers-reduced-motion: reduce) {
  .home-prism .hero-mascot :is(img, .hero-mascot-glow, .hero-mascot-ring, .hero-mascot-spark),
  html:is([data-theme="daylight"], [data-theme="ivory"]) .signals-prism .hero-note .callout-art,
  html:is([data-theme="daylight"], [data-theme="ivory"]) .signals-prism .section-companion img { animation: none; }
}
@media (forced-colors: active) { .home-prism .hero-mascot { display: none; } }
@media (max-width: 800px) {
  .home-prism h1 { font-size: clamp(2.75rem, 10vw, 4rem); }
  .section-nav a { font-size: 1rem; }
}

/* November 2026: phone-first rhythm, consistent edges and visual continuity.
   All overrides are mobile-only; the desktop layouts and themes are retained. */
@media (max-width: 620px) {
  /* The original narrow shell left a contrasting strip at both outer edges. */
  .site-shell.home-prism {
    width: 100%;
    max-width: none;
    padding-inline: clamp(20px, 5.5vw, 28px);
  }
  .home-prism .site-header,
  html[data-scroll-header] .page-chrome .site-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    column-gap: 12px;
    row-gap: 4px;
    align-items: center;
    min-height: 0;
    padding: 10px 0 4px;
  }
  .home-prism .wordmark {
    grid-column: 1;
    grid-row: 1;
    min-width: 0;
    gap: 8px;
    font-size: clamp(.86rem, 3.9vw, 1rem);
    white-space: nowrap;
  }
  .home-prism .companion-mark { width: 29px; height: 29px; }
  .home-prism .header-actions,
  html[data-scroll-header] .page-chrome .header-actions {
    display: contents;
  }
  .home-prism .header-actions .header-link {
    grid-column: 2;
    grid-row: 1;
    min-width: 0;
    min-height: 44px;
    justify-self: end;
    padding: 8px 0 8px 8px;
    font-size: .9rem;
    white-space: nowrap;
  }
  .home-prism .header-actions .header-link[href^="https:"] {
    display: none;
  }
  .signals-prism .header-state { display: none; }
  .home-prism .header-actions .theme-picker,
  html[data-scroll-header] .page-chrome .theme-picker {
    grid-column: 1 / -1;
    grid-row: 2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-basis: auto;
    width: 100%;
    min-width: 0;
    gap: 14px;
    margin: 0;
    color: var(--cp-text);
    font-size: .9rem;
  }
  .home-prism .theme-picker select {
    width: 160px;
    max-width: 100%;
    min-width: 0;
    min-height: 44px;
    padding: 7px 9px;
    font-size: .95rem;
  }
  /* Current section is already marked in the navigation; no duplicate heading. */
  .home-prism .reading-position { display: none !important; }
  .home-prism .section-nav,
  html[data-scroll-header] .home-prism .section-nav {
    display: flex;
    flex-wrap: nowrap;
    gap: 5px;
    width: 100%;
    margin-top: 4px;
    padding: 5px 0 10px;
    overflow-x: auto;
    overflow-y: hidden;
    overscroll-behavior-x: contain;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-padding-inline: 8px;
    border-block: 0 1px solid var(--cp-line);
  }
  .home-prism .section-nav::-webkit-scrollbar { display: none; }
  .home-prism .section-nav a {
    flex: 0 0 auto;
    min-height: 44px;
    padding: 6px 12px;
    font-size: .89rem;
    white-space: nowrap;
  }
  .home-prism .hero {
    min-height: 0;
    gap: 12px;
    padding: 35px 0 44px;
  }
  .home-prism .hero .eyebrow { margin-bottom: 13px; }
  .home-prism .hero h1 {
    max-width: 100%;
    margin-bottom: 17px;
    font-size: clamp(2.2rem, 9vw, 3rem);
    line-height: 1.07;
    letter-spacing: -.045em;
    overflow-wrap: normal;
  }
  .home-prism .hero .intro {
    max-width: 100%;
    margin-bottom: 8px;
    font-size: 1.05rem;
    line-height: 1.55;
  }
  /* Make the companion and actions share one visual landing area instead of
     creating a separate large picture below the complete text block. */
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism:not(.signals-prism) .hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(104px, 37%);
    column-gap: clamp(8px, 3vw, 18px);
    row-gap: 0;
    align-items: start;
  }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy { display: contents; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy > .eyebrow { grid-column: 1 / -1; grid-row: 1; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy > h1 { grid-column: 1 / -1; grid-row: 2; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy > .intro { grid-column: 1 / -1; grid-row: 3; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-copy > .primary-links {
    grid-column: 1;
    grid-row: 4;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    min-width: 0;
    margin-top: 14px;
  }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero .primary-link {
    width: 100%;
    min-width: 0;
    min-height: 46px;
    gap: 8px;
    padding: 10px 12px;
    white-space: nowrap;
    font-size: .92rem;
  }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero .secondary-link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    white-space: nowrap;
    font-size: .9rem;
  }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero-mascot {
    position: relative;
    grid-column: 2;
    grid-row: 4;
    top: auto;
    right: auto;
    align-self: center;
    justify-self: center;
    width: 100%;
    max-width: 190px;
    margin: 0;
  }
  /* Signals uses the same compact chrome; bring the factual content forward. */
  .signals-prism .operations-page { padding-top: 30px; }
  .signals-prism .operations-hero {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
    padding-bottom: 34px;
  }
  .signals-prism .operations-hero h1 {
    max-width: 100%;
    font-size: clamp(2.25rem, 9vw, 3rem);
    line-height: 1.08;
  }
  .signals-prism .hero-note {
    grid-template-columns: 72px minmax(0, 1fr);
    align-items: center;
    gap: 12px;
    padding: 16px;
  }
  .signals-prism .hero-note .callout-art {
    width: 72px;
    max-height: 72px;
  }
  .signals-prism .section-companion {
    grid-template-columns: 76px minmax(0, 1fr);
    min-height: 0;
    gap: 12px;
  }
  .signals-prism .section-companion .art-backdrop { width: 76px; }
  .signals-prism .section-companion img { width: 76px; height: auto; }
  .signals-prism .section-companion figcaption { max-width: none; }
}
@media (max-width: 350px) {
  .home-prism .wordmark { font-size: .84rem; gap: 5px; }
  .home-prism .hero h1 { font-size: 2.12rem; }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism:not(.signals-prism) .hero {
    grid-template-columns: minmax(0, 1fr) 104px;
    column-gap: 8px;
  }
  html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .hero .primary-link {
    font-size: .84rem;
    padding-inline: 10px;
  }
}

/* November 2026: subtly translucent navigation; leave the controls and text opaque. */
@supports (backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px)) {
  html[data-scroll-header] .home-prism .page-chrome,
  .home-prism .section-nav {
    background: linear-gradient(90deg,
      color-mix(in srgb, var(--cp-bg) 94%, transparent) 0%,
      color-mix(in srgb, var(--cp-bg) 88%, transparent) 55%,
      color-mix(in srgb, var(--cp-bg) 82%, transparent) 100%);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
  }
  /* One translucent layer rather than two stacked translucent surfaces. */
  html[data-scroll-header] .home-prism .section-nav {
    background: transparent;
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}
@media (min-width: 621px) {
  .home-prism .site-header,
  html[data-scroll-header] .home-prism .site-header {
    padding-inline-end: clamp(18px, 1.8vw, 28px);
  }
}
@media (max-width: 620px) {
  .home-prism .site-header,
  html[data-scroll-header] .page-chrome .site-header {
    padding-inline-end: 8px;
  }
}
@media (prefers-reduced-transparency: reduce), (forced-colors: active) {
  html[data-scroll-header] .home-prism .page-chrome,
  html[data-scroll-header] .home-prism .section-nav,
  .home-prism .section-nav {
    background: var(--cp-bg);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

/* Keep light-theme navigation text legible against unusually dark passing artwork. */
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .page-chrome .header-state,
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .page-chrome .header-link:hover,
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .section-nav a:is(:hover, :focus-visible) {
  color: var(--cp-text);
}
html:is([data-theme="daylight"], [data-theme="ivory"]) .home-prism .page-chrome .header-link:hover {
  text-decoration: underline;
  text-underline-offset: 4px;
}