/* CommoVision — public site (stub) shared styles
   Applies the R-179 locked design language: plain-white surfaces (no wash),
   ink/secondary text (never muted-gray for content), sky #2381d6 + amber #eda100
   accents, pulse-green reserved for the live dot, hairline grid, tabular numerals.
   Typeface: Inter where available, else a clean system stack (embedded-Inter is a
   fast-follow once the woff2 files are on the box). No JS, no external requests. */

:root {
  --page:    #ffffff;
  --surface: #ffffff;
  --ink:     #14212d;   /* headings + body */
  --ink2:    #3d5468;   /* secondary (~8:1) */
  --mut:     #8095a8;   /* stamp / disabled ONLY — never load-bearing text */
  --hair:    #dfe8f0;
  --hair2:   #eef2f6;
  --brand:   #1b6fc0;   /* links, wordmark accent */
  --sky:     #2381d6;   /* accents / ladder slot 1 */
  --amber:   #eda100;
  --pulse:   #1baf7a;   /* live dot ONLY */
  --soft:    #eef5fc;   /* faint sky for a deliberate CTA/callout chip, not a page wash */
  --btn-bg:  #1b6fc0;   /* filled-button bg — AA with --btn-fg in both themes */
  --btn-fg:  #ffffff;
  --radius:  10px;
  --shadow:  0 1px 2px rgba(20,33,45,.05);
  --maxw:    960px;
  --fs:      'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page:#0f1216; --surface:#171b21; --ink:#eef2f6; --ink2:#b7c2ce; --mut:#7d8da0;
    --hair:#2a3038; --hair2:#222831; --brand:#5ba7ea; --sky:#4c9ce6;
    --amber:#f0b53d; --pulse:#2fc48c; --soft:#16222e; --shadow:0 1px 2px rgba(0,0,0,.3);
    --btn-bg:#5ba7ea; --btn-fg:#0f1216;
  }
}
:root[data-theme="dark"] {
  --page:#0f1216; --surface:#171b21; --ink:#eef2f6; --ink2:#b7c2ce; --mut:#7d8da0;
  --hair:#2a3038; --hair2:#222831; --brand:#5ba7ea; --sky:#4c9ce6; --amber:#f0b53d;
  --pulse:#2fc48c; --soft:#16222e; --shadow:0 1px 2px rgba(0,0,0,.3);
  --btn-bg:#5ba7ea; --btn-fg:#0f1216;
}
:root[data-theme="light"] {
  --page:#ffffff; --surface:#ffffff; --ink:#14212d; --ink2:#3d5468; --mut:#8095a8;
  --hair:#dfe8f0; --hair2:#eef2f6; --brand:#1b6fc0; --sky:#2381d6; --amber:#eda100;
  --pulse:#1baf7a; --soft:#eef5fc; --shadow:0 1px 2px rgba(20,33,45,.05);
  --btn-bg:#1b6fc0; --btn-fg:#ffffff;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--page);
  color: var(--ink);
  font-family: var(--fs);
  font-size: 16px;
  line-height: 1.62;
  font-variant-numeric: tabular-nums;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
.brandbar { height: 3px; background: linear-gradient(90deg, var(--sky), var(--brand)); }

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* ---- header ---- */
header.site {
  border-bottom: 1px solid var(--hair);
  position: sticky; top: 0; z-index: 20;
  background: color-mix(in srgb, var(--page) 92%, transparent);
  backdrop-filter: saturate(1.1) blur(6px);
}
header.site .wrap { display: flex; align-items: center; gap: 20px; height: 60px; }
.wordmark {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 600; font-size: 19px; letter-spacing: -.01em; color: var(--ink);
}
.wordmark .v { color: var(--brand); }
.wordmark .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--pulse);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--pulse) 22%, transparent);
}
header.site nav { margin-left: auto; display: flex; gap: 20px; font-size: 14.5px; }
header.site nav a { color: var(--ink2); }

/* ---- hero ---- */
.hero { padding: 68px 0 40px; border-bottom: 1px solid var(--hair); }
.eyebrow {
  font-size: 13px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink2); margin: 0 0 18px;
}
h1.tagline {
  font-size: clamp(30px, 5vw, 46px); line-height: 1.1; letter-spacing: -.02em;
  margin: 0 0 18px; max-width: 15ch;
}
.subhead { font-size: clamp(17px, 2.4vw, 20px); color: var(--ink2); margin: 0 0 24px; max-width: 44ch; }
.byline { font-size: 15px; color: var(--ink2); margin: 0 0 30px; }
.byline strong { color: var(--ink); font-weight: 600; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: center; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--btn-bg); color: var(--btn-fg); font-weight: 600; font-size: 15px;
  padding: 12px 20px; border-radius: 8px; border: 1px solid var(--btn-bg);
}
.btn:hover { text-decoration: none; filter: brightness(1.06); }
.btn.ghost { background: transparent; color: var(--brand); }
.freshline {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 14px; color: var(--ink2);
}
.freshline .dot {
  width: 8px; height: 8px; border-radius: 50%; background: var(--pulse);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--pulse) 22%, transparent);
}

/* ---- sections ---- */
section.band { padding: 48px 0; border-bottom: 1px solid var(--hair); }
section.band h2 { font-size: 24px; letter-spacing: -.01em; margin: 0 0 8px; }
section.band .lede { color: var(--ink2); font-size: 16.5px; margin: 0 0 26px; max-width: 62ch; }

.pillars { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pillar {
  background: var(--surface); border: 1px solid var(--hair); border-radius: var(--radius);
  padding: 20px 20px 22px; box-shadow: var(--shadow);
}
.pillar h3 { margin: 0 0 6px; font-size: 16.5px; }
.pillar h3 .k { color: var(--brand); }
.pillar p { margin: 0; color: var(--ink2); font-size: 14.5px; }

.charge { display: grid; grid-template-columns: 1.3fr 1fr; gap: 28px; align-items: start; }
.charge ul { margin: 0; padding-left: 18px; color: var(--ink2); display: grid; gap: 8px; }
.charge .card {
  background: var(--soft); border: 1px solid var(--hair); border-radius: var(--radius);
  padding: 20px 22px;
}
.charge .card h3 { margin: 0 0 8px; font-size: 15px; }
.charge .card p { margin: 0; color: var(--ink2); font-size: 14px; }

.contact p { margin: 0 0 6px; color: var(--ink2); }
.contact a { font-weight: 500; }

/* ---- footer ---- */
footer.site { padding: 30px 0 46px; color: var(--ink2); font-size: 14px; }
footer.site .row { display: flex; flex-wrap: wrap; gap: 8px 18px; align-items: center; }
footer.site .row + .row { margin-top: 8px; }
footer.site .wordmark { font-size: 16px; }
footer.site .row .sep { color: var(--hair); }
footer.site .legal { margin-top: 10px; display: flex; flex-wrap: wrap; gap: 8px 18px; }
footer.site .legal a { color: var(--ink2); }
footer.site .fine { margin-top: 14px; color: var(--ink2); font-size: 12.5px; }

/* ---- legal / long-form pages ---- */
.doc { padding: 40px 0 64px; }
.doc .wrap { max-width: 760px; }
.doc .back { font-size: 14px; color: var(--ink2); display: inline-block; margin-bottom: 22px; }
.doc .endnav { margin-top: 32px; }
.doc h1 { font-size: 30px; letter-spacing: -.02em; margin: 0 0 6px; }
.doc .updated { color: var(--ink2); font-size: 14px; margin: 0 0 28px; }
.doc h2 { font-size: 20px; margin: 34px 0 8px; letter-spacing: -.01em; }
.doc h3 { font-size: 16.5px; margin: 22px 0 6px; }
.doc p, .doc li { color: var(--ink); }
.doc .muted, .doc .updated { color: var(--ink2); }
.doc ul, .doc ol { padding-left: 22px; }
.doc li { margin: 6px 0; }
.doc table { border-collapse: collapse; width: 100%; margin: 12px 0; font-size: 14.5px; }
.doc th, .doc td { text-align: left; padding: 8px 12px 8px 0; border-bottom: 1px solid var(--hair); vertical-align: top; }
.doc th { color: var(--ink2); font-weight: 600; font-size: 13px; text-transform: uppercase; letter-spacing: .04em; }
.doc .callout {
  background: var(--soft); border: 1px solid var(--hair); border-left: 3px solid var(--sky);
  border-radius: 8px; padding: 14px 18px; margin: 18px 0; color: var(--ink2); font-size: 14.5px;
}
.doc strong { color: var(--ink); }

@media (max-width: 760px) {
  .pillars { grid-template-columns: 1fr; }
  .charge { grid-template-columns: 1fr; gap: 20px; }
  .hero { padding: 48px 0 32px; }
}