/* kapstone.systems — one stylesheet for the whole site.
   Layout concept: an editorial practice site on lavender-grey paper, with deep
   navy bands carrying the header, page heroes and feature sections; facts sit in
   data-sheet tables and spec lists; magenta-rose is reserved for actions. */

:root {
  /* paper & ink (from the practice site) */
  --paper: #F4F2F7;
  --paper-dim: #EAE7F0;
  --surface: #FBFAFD;
  --ink: #2E2B36;
  --ink-soft: #55515F;
  --muted: #625E6C;
  --line: #DDD8E6;
  --line-strong: #C4BDD3;
  --lavender: #A594D1;
  --code-bg: #ECE9F2;
  /* navy bands (from the images section) */
  --navy: #F4F2F7;
  --navy-deep: #F4F2F7;
  --band-fg: #2E2B36;
  --band-muted: #55515F;
  --band-card: #FBFAFD;
  --band-line: #DDD8E6;
  --band-accent: #8779AB;
  --band-highlight: #A594D1;
  /* action and status */
  --cta: #2E2B36;
  --cta-hover: #55515F;
  --cta-fg: #F4F2F7;
  --rose: #8779AB;
  --rose-soft: #EAE7F0;
  --purple: #8779AB;
  --purple-soft: #EAE7F0;
  --blue: #4E6FD1;
  --blue-soft: #E4E9F8;
  --link: #3A56A8;
  --link-hover: #4E6FD1;
  /* chart series (validated: light surface) */
  --series-prop: #837F8D;
  --series-oss: #4E6FD1;
  /* type */
  --font-display: "Fraunces", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --font-body: "Inter", -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: "Source Code Pro", ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  --radius: 2px;
  --measure: 66ch;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #14131B;
    --paper-dim: #1B1924;
    --surface: #211E2C;
    --ink: #ECE9F3;
    --ink-soft: #CBC6D8;
    --muted: #A9A4B7;
    --line: #322E41;
    --line-strong: #4A4460;
    --lavender: #B9A9E6;
    --code-bg: #0E0D14;
    --navy: #14131B;
    --navy-deep: #14131B;
    --band-fg: #ECE9F3;
    --band-muted: #CBC6D8;
    --band-card: #211E2C;
    --band-line: #322E41;
    --band-accent: #B9A9E6;
    --band-highlight: #B9A9E6;
    --cta: #B9A9E6;
    --cta-hover: #CBBEF0;
    --cta-fg: #14131B;
    --rose: #B9A9E6;
    --rose-soft: #2A2540;
    --purple: #B9A9E6;
    --purple-soft: #2A2540;
    --blue: #8FA6EE;
    --blue-soft: #1C2440;
    --link: #A9B9F2;
    --link-hover: #C7B5F5;
    --series-prop: #A9A4B7;
    --series-oss: #8FA6EE;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #14131B;
  --paper-dim: #1B1924;
  --surface: #211E2C;
  --ink: #ECE9F3;
  --ink-soft: #CBC6D8;
  --muted: #A9A4B7;
  --line: #322E41;
  --line-strong: #4A4460;
  --lavender: #B9A9E6;
  --code-bg: #0E0D14;
  --navy: #14131B;
  --navy-deep: #14131B;
  --band-fg: #ECE9F3;
  --band-muted: #CBC6D8;
  --band-card: #211E2C;
  --band-line: #322E41;
  --band-accent: #B9A9E6;
  --band-highlight: #B9A9E6;
  --cta: #B9A9E6;
  --cta-hover: #CBBEF0;
  --cta-fg: #14131B;
  --rose: #B9A9E6;
  --rose-soft: #2A2540;
  --purple: #B9A9E6;
  --purple-soft: #2A2540;
  --blue: #8FA6EE;
  --blue-soft: #1C2440;
  --link: #A9B9F2;
  --link-hover: #C7B5F5;
  --series-prop: #A9A4B7;
  --series-oss: #8FA6EE;
  color-scheme: dark;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.6;
  overflow-wrap: break-word;
}
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--navy-deep); }
h1, h2, h3, h4 { line-height: 1.15; margin: 0; text-wrap: balance; }
h1, h2 { font-family: var(--font-display); font-weight: 500; letter-spacing: -0.015em; font-optical-sizing: auto; }
h1 { font-size: clamp(2rem, 1.35rem + 2.6vw, 3.2rem); }
h2 { font-size: clamp(1.55rem, 1.2rem + 1.4vw, 2.3rem); }
h3 { font-size: 1.12rem; font-weight: 600; letter-spacing: -0.005em; }
h4 { font-size: 1rem; font-weight: 600; }
h1 em, h2 em { font-style: italic; color: var(--purple); }
p, ul, ol, dl { margin: 0; }
p + p { margin-top: 0.8em; }
a { color: var(--link); text-underline-offset: 0.18em; text-decoration-thickness: 1px; }
a:hover { color: var(--link-hover); }
:focus-visible { outline: 3px solid var(--rose); outline-offset: 2px; }
code, kbd { font-family: var(--font-mono); font-size: 0.9em; background: var(--code-bg); padding: 0.08em 0.35em; border-radius: var(--radius); }
pre.codeblock { background: var(--code-bg); border: 1px solid var(--border, rgba(0,0,0,.12)); border-radius: var(--radius); padding: 0.9rem 1rem; overflow-x: auto; max-width: 100%; margin: 1.25rem 0; line-height: 1.5; }
pre.codeblock code { background: none; padding: 0; font-size: 0.85rem; white-space: pre; }
strong { font-weight: 600; }
.measure { max-width: var(--measure); }
.muted { color: var(--muted); }
.small { font-size: 0.92rem; }
.eyebrow {
  font-family: var(--font-mono); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--rose); line-height: 1.4;
}
.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip { position: absolute; left: -999px; top: 8px; background: var(--cta); color: var(--cta-fg); padding: 0.5rem 0.8rem; z-index: 50; }
.skip:focus { left: 8px; color: var(--cta-fg); }

/* ---------- Layout ---------- */
.wrap {
  max-width: 1160px; margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
.section { padding-block: clamp(2.6rem, 6vw, 5rem); }
.section + .section { border-top: 1px solid var(--line); }
.section.alt { background: var(--paper-dim); }
.section-head { display: grid; gap: 0.6rem; margin-bottom: 2rem; max-width: 46rem; }
.section-head p:not(.eyebrow) { color: var(--ink-soft); }
.stack { display: grid; gap: 1rem; min-width: 0; }
.stack-lg { display: grid; gap: 1.6rem; }
.grid-2 { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.grid-3 { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); }
.grid-2 > *, .grid-3 > * { min-width: 0; }
.split { display: grid; gap: 2.4rem; grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr); align-items: start; }
.split-even { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
@media (max-width: 800px) { .split, .split-even { grid-template-columns: 1fr; } }

/* ---------- Header ---------- */
.site-header { background: var(--navy-deep); color: var(--band-fg); border-bottom: 1px solid var(--band-line); }
.site-header .wrap { display: flex; flex-wrap: wrap; align-items: center; gap: 0.6rem 1.6rem; padding-block: 0.75rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; color: var(--band-fg); text-decoration: none; white-space: nowrap; }
.brand:hover { color: var(--band-fg); }
.brand .mark { flex: none; display: block; }
.wordmark { font-family: var(--font-mono); font-weight: 600; font-size: 0.98rem; letter-spacing: 0.14em; text-transform: uppercase; }
.wordmark .dot { color: var(--lavender); }
nav.primary { flex: 1 1 auto; min-width: 0; }
nav.primary ul { list-style: none; display: flex; gap: 0.2rem 1.25rem; padding: 0; margin: 0; justify-content: flex-end; flex-wrap: wrap; }
nav.primary a, .subnav a {
  color: var(--band-muted); text-decoration: none; font-size: 0.93rem; font-weight: 500;
  padding-block: 0.3rem; border-bottom: 2px solid transparent; white-space: nowrap; display: inline-block;
}
nav.primary a:hover, nav.primary a[aria-current="page"], .subnav a:hover, .subnav a[aria-current="page"] { color: var(--band-fg); border-bottom-color: var(--band-accent); }
.btn-sm { padding: 0.5rem 0.9rem; font-size: 0.9rem; }
.cta-short { display: none; }
@media (max-width: 1060px) {
  .site-header .wrap { justify-content: space-between; }
  nav.primary { order: 3; flex-basis: 100%; }
  nav.primary ul { justify-content: flex-start; gap: 0 1.1rem; }
}
@media (max-width: 520px) {
  .cta-long { display: none; }
  .cta-short { display: inline; }
  .wordmark { font-size: 0.86rem; letter-spacing: 0.1em; }
}

/* ---------- Secondary nav (images section) ---------- */
.subnav { background: var(--navy-deep); border-bottom: 1px solid var(--band-line); }
.subnav .wrap { display: flex; align-items: center; gap: 0.4rem 1.4rem; padding-block: 0.35rem; overflow-x: auto; scrollbar-width: none; }
.subnav .wrap::-webkit-scrollbar { display: none; }
.subnav-label { font-family: var(--font-mono); font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--band-accent); white-space: nowrap; }
.subnav ul { list-style: none; display: flex; gap: 0.2rem 1.15rem; padding: 0; margin: 0; flex-wrap: nowrap; }
.subnav a { font-size: 0.86rem; }

/* ---------- Bands (heroes and feature sections) ---------- */
.band { background: var(--navy); color: var(--band-fg); }
.band .wrap { padding-block: clamp(2.6rem, 6vw, 4.8rem); display: grid; gap: 1.1rem; }
.section.band > .wrap { padding-block: 0; gap: 1.4rem; }
.band .eyebrow { color: var(--band-accent); }
.band h1, .band h2, .band h3 { color: var(--band-fg); }
.band h1 em, .band h2 em { color: var(--band-highlight); }
.band p { color: var(--band-muted); max-width: 64ch; font-size: 1.08rem; }
.band a:not(.btn) { color: var(--band-fg); }
.band .lede { font-size: clamp(1.1rem, 1rem + 0.5vw, 1.3rem); color: var(--band-fg); }
.band .meta { display: flex; flex-wrap: wrap; gap: 0.5rem 1.2rem; align-items: center; font-size: 0.95rem; color: var(--band-muted); }
.band .actions { margin-top: 0.4rem; }
.band .card { color: var(--ink); }
.band .card p { color: inherit; font-size: inherit; }
.band .card .muted { color: var(--muted); }
.band .card a:not(.btn) { color: var(--ink); }
.band .section-head p:not(.eyebrow) { color: var(--band-muted); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; text-decoration: none; font-weight: 600; font-size: 0.97rem;
  padding: 0.72rem 1.2rem; border-radius: var(--radius); border: 1.5px solid transparent; cursor: pointer;
  font-family: var(--font-body); line-height: 1.2; text-align: center;
}
.btn-primary { background: var(--cta); color: var(--cta-fg); border-color: var(--cta); }
.btn-primary:hover { background: var(--cta-hover); border-color: var(--cta-hover); color: var(--cta-fg); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-strong); }
.btn-ghost:hover { border-color: var(--ink); color: var(--ink); }
.band .btn-ghost, .site-footer .btn-ghost { color: var(--band-fg); border-color: var(--band-muted); }
.band .btn-ghost:hover { border-color: var(--band-fg); color: var(--band-fg); }
.actions { display: flex; flex-wrap: wrap; gap: 0.7rem; }

/* ---------- Pills ---------- */
.pill {
  display: inline-block; font-family: var(--font-mono); font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  padding: 0.22em 0.6em; border-radius: var(--radius); white-space: nowrap; vertical-align: middle;
}
.pill-available { background: var(--blue-soft); color: var(--blue); }
.pill-testing { background: var(--purple-soft); color: var(--purple); }
.pill-next { background: var(--rose-soft); color: var(--rose); }
.pill-tier { background: transparent; color: var(--muted); box-shadow: inset 0 0 0 1px var(--line-strong); }
.band .meta .pill-available, .band .meta .pill-testing, .band .meta .pill-next, .band .meta .pill-tier { background: var(--band-card); color: var(--band-fg); box-shadow: inset 0 0 0 1px var(--band-line); }

/* ---------- Cards ---------- */
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 1.35rem; display: grid; gap: 0.7rem; align-content: start; min-width: 0;
}
.card h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; letter-spacing: -0.01em; }
.card h3 a { color: inherit; text-decoration: none; }
.card h3 a:hover { color: var(--rose); }
.card .pills { display: flex; flex-wrap: wrap; gap: 0.4rem; }
.card .price { font-family: var(--font-mono); font-size: 0.88rem; color: var(--muted); }
.card .price strong { color: var(--ink); font-weight: 600; }
a.card-link { text-decoration: none; color: inherit; }
a.card-link:hover { border-color: var(--rose); }
a.card-link:hover h3 { color: var(--rose); }

/* ---------- Spec lists & tables ---------- */
.spec { display: grid; grid-template-columns: max-content 1fr; gap: 0.6rem 1.4rem; font-size: 0.97rem; }
.spec dt { color: var(--muted); font-family: var(--font-mono); font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; padding-top: 0.15em; }
.spec dd { margin: 0; min-width: 0; }
@media (max-width: 520px) { .spec { grid-template-columns: 1fr; gap: 0.15rem; } .spec dd { margin-bottom: 0.6rem; } }
.table-wrap { overflow-x: auto; min-width: 0; }
table { border-collapse: collapse; width: 100%; font-size: 0.96rem; }
th, td { text-align: left; padding: 0.75rem 0.85rem; border-bottom: 1px solid var(--line); vertical-align: top; }
thead th { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--muted); font-weight: 600; border-bottom: 1.5px solid var(--ink); }
tbody th { font-weight: 600; color: var(--ink); }
td.num, th.num { font-family: var(--font-mono); font-variant-numeric: tabular-nums; white-space: nowrap; }
table.company th { width: 11rem; }
table.compact th, table.compact td { padding: 0.35rem 0.5rem; font-size: 0.88rem; }
table.compact th { width: 8.5rem; }

/* ---------- Lists ---------- */
.checklist { list-style: none; padding: 0; display: grid; gap: 0.55rem; }
.checklist li { padding-left: 1.7rem; position: relative; }
.checklist li::before {
  content: ""; position: absolute; left: 0; top: 0.4em; width: 0.95rem; height: 0.95rem;
  border: 1.5px solid var(--blue); border-radius: var(--radius);
}
.checklist li::after {
  content: ""; position: absolute; left: 0.32rem; top: 0.52em; width: 0.3rem; height: 0.55rem;
  border-right: 2px solid var(--blue); border-bottom: 2px solid var(--blue); transform: rotate(45deg);
}
.tier .checklist { padding-left: 0; margin-left: 0; }
.tbd { display: inline-block; font-family: var(--font-mono); font-size: 0.85em; font-weight: 600; color: var(--rose); background: var(--rose-soft); padding: 0.05em 0.4em; border-radius: var(--radius); }
.plainlist { padding-left: 1.2rem; display: grid; gap: 0.5rem; }
.steps { list-style: none; padding: 0; counter-reset: step; display: grid; gap: 1.3rem; }
.steps li { position: relative; padding-left: 3.2rem; counter-increment: step; display: grid; gap: 0.3rem; }
.steps li::before {
  content: counter(step, decimal-leading-zero); position: absolute; left: 0; top: 0.05rem; width: 2.3rem; height: 2.3rem;
  display: grid; place-items: center; border-radius: var(--radius); background: var(--navy); color: var(--band-fg);
  font-weight: 600; font-family: var(--font-mono); font-size: 0.85rem;
}

/* ---------- Callouts ---------- */
.note {
  border-left: 3px solid var(--purple); background: var(--surface); padding: 0.95rem 1.15rem;
  border-radius: 0 var(--radius) var(--radius) 0; font-size: 0.96rem; max-width: var(--measure);
}

/* ---------- FAQ ---------- */
.faq details { border-top: 1px solid var(--line); padding: 0.95rem 0; max-width: var(--measure); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; font-weight: 600; list-style: none; display: flex; justify-content: space-between; gap: 1rem; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--rose); font-weight: 600; font-family: var(--font-mono); }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin-top: 0.6rem; color: var(--ink-soft); }

/* ---------- Pricing tiers ---------- */
.tiers { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); }
.tier { background: var(--surface); border: 1px solid var(--line); border-top: 3px solid var(--navy); border-radius: var(--radius); padding: 1.4rem; display: grid; gap: 0.8rem; align-content: start; min-width: 0; }
.tier .from { font-family: var(--font-mono); font-size: 1.65rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.tier .from small { font-size: 0.88rem; color: var(--muted); font-weight: 400; }
.tier ul { padding-left: 1.1rem; display: grid; gap: 0.35rem; font-size: 0.95rem; }

/* ---------- Forms ---------- */
.form { display: grid; gap: 1rem; max-width: 36rem; }
.field { display: grid; gap: 0.3rem; }
.field label { font-weight: 600; font-size: 0.93rem; }
.field input, .field select, .field textarea {
  font: inherit; color: var(--ink); background: var(--surface); border: 1px solid var(--line-strong);
  border-radius: var(--radius); padding: 0.62rem 0.72rem; width: 100%;
}
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible { outline: 2px solid var(--purple); outline-offset: 1px; border-color: var(--purple); }
.field textarea { min-height: 6rem; resize: vertical; }
.field-row { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 0.8rem 1rem; display: grid; gap: 0.4rem; margin: 0; }
legend { font-weight: 600; font-size: 0.93rem; padding-inline: 0.3rem; }
fieldset label { display: flex; gap: 0.5rem; align-items: center; font-size: 0.96rem; }
.copyrow { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.copyrow code { font-size: 1rem; padding: 0.42rem 0.6rem; }

/* ---------- CTA strip ---------- */
.cta { background: var(--paper-dim); border-top: 1px solid var(--line); }
.cta .wrap { padding-block: clamp(2.4rem, 5vw, 3.6rem); display: grid; gap: 1rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-deep); color: var(--band-muted); font-size: 0.92rem; }
.site-footer .wrap { padding-block: 2.6rem 1.6rem; display: grid; gap: 2rem; grid-template-columns: minmax(0, 1.2fr) minmax(0, 2fr); }
.foot-brand { display: grid; gap: 0.8rem; align-content: start; }
.foot-brand p { max-width: 30ch; }
.foot-cols { display: grid; gap: 1.6rem; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
.foot-head { font-family: var(--font-mono); font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.12em; color: var(--band-accent); margin-bottom: 0.6rem; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.35rem; }
.site-footer a { color: var(--band-fg); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; color: var(--band-fg); }
.foot-legal { grid-column: 1 / -1; border-top: 1px solid var(--band-line); padding-top: 1.1rem; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.08em; text-transform: uppercase; }
.foot-legal a { text-transform: none; letter-spacing: 0.02em; }
@media (max-width: 760px) { .site-footer .wrap { grid-template-columns: 1fr; } }

/* ---------- Breadcrumb ---------- */
.crumbs { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.04em; color: var(--band-muted); }
.band p.crumbs { font-size: 0.78rem; }
.crumbs a { color: inherit; }
.crumbs span { margin-inline: 0.45rem; }

/* =========================================================
   Homepage
   ========================================================= */
.hero .wrap { padding-block: clamp(3rem, 7vw, 5.6rem) clamp(2.4rem, 5vw, 3.6rem); gap: 1.4rem; }
.hero h1 { font-size: clamp(2.35rem, 1.3rem + 4.2vw, 4.4rem); font-weight: 400; line-height: 1.06; max-width: 18ch; }
.hero h1 em { font-weight: 400; }
.hero .lede { max-width: 60ch; color: var(--band-muted); font-size: clamp(1.05rem, 1rem + 0.35vw, 1.2rem); }
.eyebrow-pill { justify-self: start; border: 1px solid var(--band-line); padding: 0.35rem 0.7rem; border-radius: var(--radius); }
.tags { list-style: none; padding: 0; display: flex; flex-wrap: wrap; gap: 0.45rem; }
.tags li { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--band-muted); border: 1px solid var(--band-line); padding: 0.25rem 0.55rem; border-radius: var(--radius); }
.practices { display: grid; gap: 1px; grid-template-columns: repeat(3, minmax(0, 1fr)); background: var(--band-line); border: 1px solid var(--band-line); border-radius: var(--radius); margin-top: 1.4rem; }
@media (max-width: 860px) { .practices { grid-template-columns: 1fr; } }
.practice { background: var(--navy-deep); padding: 1.3rem 1.35rem 1.4rem; display: grid; gap: 0.55rem; align-content: start; text-decoration: none; color: var(--band-fg); }
.band a.practice { color: var(--band-fg); }
.practice h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.32rem; }
.band .practice p { font-size: 0.95rem; color: var(--band-muted); }
.practice .go { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--band-accent); margin-top: 0.3rem; }
.practice:hover { background: var(--band-card); }
.practice:hover h3 { text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 0.18em; }

/* Pipeline diagram */
.pipeline { margin: 0; display: grid; gap: 1rem; }
.pipe { display: grid; grid-template-columns: minmax(0, 1fr) 2.6rem minmax(0, 1.08fr) 2.6rem minmax(0, 1fr); align-items: stretch; }
.pipe-col { display: grid; gap: 0.6rem; align-content: start; min-width: 0; }
.pipe-col > h3 { font-family: var(--font-mono); font-size: 0.74rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); padding-bottom: 0.45rem; border-bottom: 1px solid var(--line-strong); }
.pipe-col ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.6rem; }
.node { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 0.8rem 0.95rem; display: grid; gap: 0.15rem; }
.node b { font-family: var(--font-mono); font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink); }
.node span { font-size: 0.9rem; color: var(--muted); }
.pipe-core { background: var(--navy); border-radius: var(--radius); padding: 0.95rem; }
.pipe-core > h3 { color: var(--band-accent); border-bottom-color: var(--band-line); }
.pipe-core .node { background: var(--band-card); border-color: var(--band-line); }
.pipe-core .node b { color: var(--band-fg); }
.pipe-core .node span { color: var(--band-muted); }
.node-key { border-color: var(--purple); box-shadow: inset 3px 0 0 var(--purple); }
.pipe-link { display: grid; place-items: center; color: var(--line-strong); }
.pipe-link svg { width: 100%; height: 3rem; overflow: visible; }
.pipe-link .ln { stroke: var(--purple); stroke-width: 1.5; fill: none; }
.pipe-link .hd { fill: var(--purple); }
.pipeline figcaption { font-size: 0.88rem; color: var(--muted); max-width: var(--measure); }
@media (max-width: 860px) {
  .pipe { grid-template-columns: minmax(0, 1fr); }
  .pipe-link { height: 2.6rem; }
  .pipe-link svg { width: 3rem; height: 100%; transform: rotate(90deg); }
  .pipe-col ul { grid-template-columns: repeat(auto-fit, minmax(min(100%, 200px), 1fr)); }
}

/* What we do */
.svc-grid { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr)); column-gap: 3rem; }
.svc { display: grid; grid-template-columns: 2.8rem minmax(0, 1fr); gap: 0.2rem 0.6rem; padding-block: 1.25rem; border-top: 1px solid var(--line); }
.svc .num { font-family: var(--font-mono); font-size: 0.82rem; color: var(--rose); padding-top: 0.2rem; grid-row: span 2; }
.svc h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.3rem; }
.svc p { color: var(--ink-soft); font-size: 0.98rem; }

/* Feature band head row */
.band-head { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: end; gap: 1rem 2rem; margin-bottom: 0.6rem; }
.band-head .section-head { margin-bottom: 0; }
.planned { border-style: dashed; background: transparent; }
.band .planned { border-color: var(--band-line); color: var(--band-fg); }
.band .planned h3, .band .planned p { color: var(--band-fg); }
.band .planned .muted { color: var(--band-muted); }
.band .planned a:not(.btn) { color: var(--band-fg); }

/* Three-step engagement */
.engage { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 0; border-top: 1.5px solid var(--ink); }
.engage li { padding: 1.3rem 1.4rem 1.4rem 0; display: grid; gap: 0.5rem; align-content: start; min-width: 0; }
.engage li + li { padding-left: 1.4rem; border-left: 1px solid var(--line); }
.engage .step-no { font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--rose); }
.engage .fee { font-family: var(--font-mono); font-size: 1.45rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.engage .fee small { font-size: 0.85rem; color: var(--muted); font-weight: 400; }
.engage p { color: var(--ink-soft); font-size: 0.96rem; }
@media (max-width: 800px) {
  .engage { grid-template-columns: 1fr; }
  .engage li, .engage li + li { padding: 1.2rem 0; border-left: 0; }
  .engage li + li { border-top: 1px solid var(--line); }
}

/* Why open source: chart, stats */
.chart { margin: 0; display: grid; gap: 0.6rem; min-width: 0; }
.chart-box { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 1rem 1rem 0.6rem; overflow-x: auto; }
.chart svg { display: block; width: 100%; min-width: 300px; height: auto; }
.chart .grid { stroke: var(--line); stroke-width: 1; }
.chart .axis { stroke: var(--line-strong); stroke-width: 1; }
.chart .lbl { fill: var(--muted); font-family: var(--font-mono); font-size: 12px; }
.chart .lbl-strong { fill: var(--ink); font-family: var(--font-body); font-size: 13.5px; font-weight: 600; }
.chart-title { font-weight: 600; font-size: 0.95rem; }
.chart .s-prop { stroke: var(--series-prop); }
.chart .s-oss { stroke: var(--series-oss); }
.chart .line { fill: none; stroke-width: 2; stroke-linejoin: round; stroke-linecap: round; }
.chart .dot-prop { fill: var(--series-prop); stroke: var(--surface); stroke-width: 2; }
.chart .dot-oss { fill: var(--series-oss); stroke: var(--surface); stroke-width: 2; }
.chart .ann { stroke: var(--line-strong); stroke-dasharray: 3 3; }
.legend { display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; font-size: 0.88rem; color: var(--ink-soft); list-style: none; padding: 0; margin: 0; }
.legend li { display: inline-flex; align-items: center; gap: 0.45rem; }
.legend i { width: 1.1rem; height: 2px; display: inline-block; }
.legend .k-prop { background: var(--series-prop); }
.legend .k-oss { background: var(--series-oss); }
.chart figcaption { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.stats { display: grid; gap: 1.2rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); margin-block: 2.4rem; }
.stat { border-top: 1.5px solid var(--ink); padding-top: 1rem; display: grid; gap: 0.45rem; align-content: start; }
.stat .figure { font-family: var(--font-display); font-size: clamp(2.4rem, 1.8rem + 2vw, 3.4rem); font-weight: 400; line-height: 1; color: var(--purple); font-variant-numeric: lining-nums; }
.stat p { color: var(--ink-soft); }
.stat cite { font-style: normal; font-family: var(--font-mono); font-size: 0.75rem; letter-spacing: 0.06em; text-transform: uppercase; color: var(--muted); }
.cmp td:last-child { color: var(--ink); }
.cmp td:nth-child(2) { color: var(--ink-soft); }

/* Numbered points (Why Cloud) and compliance cards */
.points { list-style: none; padding: 0; margin: 0; display: grid; gap: 0 2.4rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); }
.points li { padding-block: 1.2rem; border-top: 1px solid var(--line); display: grid; gap: 0.4rem; align-content: start; }
.points .num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--rose); }
.points p { color: var(--ink-soft); font-size: 0.97rem; }
.std h3 { font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; color: var(--purple); }
.std p { color: var(--ink-soft); font-size: 0.97rem; }

/* How it works */
.flow { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; }
.flow li { padding: 1.2rem 1.2rem 1.2rem 0; display: grid; gap: 0.45rem; align-content: start; border-top: 1.5px solid var(--ink); min-width: 0; }
.flow li + li { padding-left: 1.2rem; border-left: 1px solid var(--line); }
.flow .num { font-family: var(--font-mono); font-size: 0.78rem; color: var(--rose); }
.flow h3 { font-family: var(--font-display); font-weight: 500; font-size: 1.45rem; }
.flow p { color: var(--ink-soft); font-size: 0.96rem; }
.loop { margin-top: 1rem; display: flex; align-items: center; gap: 0.8rem; font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.loop svg { flex: none; color: var(--purple); }
@media (max-width: 860px) {
  .flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow li:nth-child(3) { padding-left: 0; border-left: 0; }
}
@media (max-width: 520px) {
  .flow { grid-template-columns: 1fr; }
  .flow li, .flow li + li { padding: 1.1rem 0; border-left: 0; }
  .flow li + li { border-top: 1px solid var(--line); }
}

/* About facts */
.facts { display: grid; gap: 0; margin: 0; }
.facts div { padding-block: 0.85rem; border-top: 1px solid var(--line); display: grid; gap: 0.2rem; }
.facts div:last-child { border-bottom: 1px solid var(--line); }
.facts dt { font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); }
.facts dd { margin: 0; font-weight: 500; }
.facts .big { font-family: var(--font-display); font-size: 2.2rem; font-weight: 400; color: var(--purple); line-height: 1.1; }

/* =========================================================
   Blog index
   ========================================================= */
.posts { list-style: none; padding: 0; margin: 0; display: grid; gap: 0 2.6rem; grid-template-columns: repeat(auto-fit, minmax(min(100%, 380px), 1fr)); }
.post { border-top: 1px solid var(--line); padding-block: 1.4rem; display: grid; gap: 0.5rem; align-content: start; }
.post h2 { font-size: clamp(1.25rem, 1.1rem + 0.5vw, 1.5rem); line-height: 1.2; }
.post h2 a { color: var(--ink); text-decoration: none; }
.post h2 a:hover { color: var(--rose); text-decoration: underline; text-decoration-thickness: 1px; }
.post p { color: var(--ink-soft); font-size: 0.98rem; }
.post .meta { font-family: var(--font-mono); font-size: 0.74rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); display: flex; flex-wrap: wrap; gap: 0.3rem 0.9rem; }

/* ---------- Blog article ---------- */
.article-hero .wrap { gap: 0.9rem; }
.article-hero h1 { max-width: 22ch; }
.article-hero .lede { max-width: 60ch; }
.back-link { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.06em; text-transform: uppercase; text-decoration: none; justify-self: start; margin-bottom: 0.4rem; }
.band a.back-link { color: var(--band-muted); }
.band a.back-link:hover { color: var(--band-fg); text-decoration: underline; }
.article-meta { font-family: var(--font-mono); font-size: 0.76rem !important; letter-spacing: 0.08em; text-transform: uppercase; display: flex; flex-wrap: wrap; gap: 0.3rem 1.2rem; margin-top: 0.2rem; }
.article-meta span + span::before { content: "\00B7"; margin-right: 1.2rem; color: var(--band-accent); }
.prose { max-width: 68ch; font-size: 1.07rem; line-height: 1.72; color: var(--ink); overflow-wrap: break-word; min-width: 0; }
.prose > * + * { margin-top: 1.15em; }
.prose h2 { margin-top: 2.1em; font-size: clamp(1.45rem, 1.2rem + 1vw, 1.95rem); }
.prose h3 { margin-top: 1.8em; font-size: 1.18rem; }
.prose h2 + *, .prose h3 + * { margin-top: 0.7em; }
.prose ul, .prose ol { padding-left: 1.35rem; display: grid; gap: 0.55rem; }
.prose li { padding-left: 0.2rem; }
.prose li::marker { color: var(--rose); font-family: var(--font-mono); font-size: 0.92em; }
.prose hr { border: 0; border-top: 1px solid var(--line); margin-block: 2em; }
.prose blockquote { margin-inline: 0; padding-left: 1.1rem; border-left: 3px solid var(--line-strong); color: var(--ink-soft); }
.prose .table-wrap { margin-top: 1.4em; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface); }
.prose table { font-size: 0.93rem; line-height: 1.5; min-width: 34rem; }
.prose tbody tr:last-child > * { border-bottom: 0; }
.callout {
  border: 1px solid var(--line); border-left: 3px solid var(--purple); background: var(--surface);
  border-radius: 0 var(--radius) var(--radius) 0; padding: 1.05rem 1.25rem 1.15rem; font-size: 1rem; line-height: 1.65;
}
.prose > .callout { margin-top: 1.6em; }
.prose > .callout + * { margin-top: 1.6em; }
.callout > * + * { margin-top: 0.7em; }
.callout-label { font-family: var(--font-mono); font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--purple); }

/* =========================================================
   One-pagers and capability statement
   ========================================================= */
.onepager { max-width: 820px; margin-inline: auto; padding-block: 2rem; display: grid; gap: 1.2rem; }
.onepager .op-head { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.6rem 1.5rem; align-items: flex-end; border-bottom: 3px solid var(--navy); padding-bottom: 0.8rem; }
.onepager .op-head .brandline { font-family: var(--font-mono); font-weight: 600; font-size: 0.9rem; letter-spacing: 0.12em; text-transform: uppercase; }
.onepager .op-head .brandline span { color: var(--rose); }
.onepager .op-head .brandline span.muted { color: var(--muted); }
.onepager h1 { font-size: 2rem; }
.onepager .op-sub { color: var(--muted); max-width: none; }
.op-blocks { display: grid; gap: 1rem; grid-template-columns: repeat(2, minmax(0, 1fr)); }
@media (max-width: 600px) { .op-blocks { grid-template-columns: 1fr; } }
.op-block { border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 0.9rem 1rem; display: grid; gap: 0.5rem; align-content: start; background: var(--surface); min-width: 0; }
.op-block h2 { font-family: var(--font-mono); font-size: 0.76rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.1em; color: var(--rose); }
.op-block ul { padding-left: 1.1rem; display: grid; gap: 0.3rem; font-size: 0.92rem; }
.op-block p { font-size: 0.92rem; }
.op-block .big { font-family: var(--font-mono); font-size: 1.5rem; font-weight: 600; }
.op-foot { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 0.5rem 1.5rem; border-top: 1px solid var(--line-strong); padding-top: 0.7rem; font-size: 0.86rem; color: var(--muted); }
.op-tools { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; justify-content: space-between; max-width: 820px; margin-inline: auto; padding-block: 0.9rem 0; font-size: 0.9rem; color: var(--muted); }

/* ---------- Print: black and white, one Letter page for one-pagers ---------- */
@media print {
  @page { size: letter; margin: 11mm; }
  :root:not(#_), :root[data-theme]:not(#_) {
    --paper: #fff; --paper-dim: #fff; --surface: #fff; --ink: #000; --ink-soft: #222; --muted: #333;
    --line: #999; --line-strong: #555; --navy: #000; --navy-deep: #000; --rose: #000; --rose-soft: #fff;
    --purple: #000; --purple-soft: #fff; --blue: #000; --blue-soft: #fff; --link: #000; --lavender: #000;
    --band-fg: #000; --band-muted: #222; --band-card: #fff; --band-line: #999; --band-accent: #000; --band-highlight: #000;
    --code-bg: #fff; --series-prop: #000; --series-oss: #555;
    color-scheme: light;
  }
  body { font-size: 10.5pt; background: #fff; color: #000; }
  body::before { display: none; }
  .site-header, .subnav, .site-footer, .cta, .op-tools, .skip, .no-print { display: none !important; }
  .band { background: #fff; color: #000; border-bottom: 2px solid #000; }
  .btn { display: none !important; }
  a { color: inherit; text-decoration: none; }
  .onepager { padding-block: 0; gap: 0.7rem; max-width: none; }
  .onepager h1 { font-size: 19pt; }
  .onepager .op-head { border-bottom-color: #000; }
  .op-blocks { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.6rem; }
  .op-block { break-inside: avoid; padding: 0.55rem 0.7rem; border-color: #555; }
  .op-block ul, .op-block p { font-size: 9.2pt; }
  .op-block .big { font-size: 14pt; }
  .capstmt { gap: 0.55rem; }
  .capstmt .op-block ul, .capstmt .op-block p { font-size: 8.8pt; }
  .capstmt .op-block ul { gap: 0.15rem; }
  .capstmt table.compact th, .capstmt table.compact td { padding: 0.15rem 0.35rem; font-size: 8.4pt; }
  .capstmt table.compact th { width: 7rem; }
  .capstmt .op-sub { font-size: 9.5pt; }
  .pill { box-shadow: inset 0 0 0 1px #000; background: #fff !important; color: #000 !important; }
  .section { padding-block: 1rem; break-inside: avoid; }
  .section.alt { background: #fff; }
  .card, .tier { break-inside: avoid; border-color: #999; }
  .faq details:not([open]) summary::after { content: ""; }
  .faq details > *:not(summary) { display: block; }
}

/* Images sub-nav wraps on narrow screens so every item stays visible. */
@media (max-width: 700px) {
  .subnav .wrap { flex-wrap: wrap; overflow-x: visible; }
  .subnav ul { flex-wrap: wrap; gap: 0 1rem; }
}

.points-head { font-family: var(--font-mono); font-size: 0.78rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--muted); margin: 1.6rem 0 0.2rem; font-weight: 500; }

/* Who we work with: a single quiet row of sector links under the hero. */
.sectors-strip { padding-block: 1.6rem; border-bottom: 1px solid var(--line); }
.sector-list { list-style: none; padding: 0; margin: 0.6rem 0 0; display: flex; flex-wrap: wrap; gap: 0.5rem 0.6rem; }
.sector-list a { display: inline-block; padding: 0.35rem 0.75rem; border: 1px solid var(--line-strong); border-radius: var(--radius); color: var(--ink); text-decoration: none; font-size: 0.92rem; }
.sector-list a:hover, .sector-list a:focus-visible { border-color: var(--lavender); color: var(--link); }
.images-strip .split { align-items: center; }