/* Pacifica Labs site evolution — design system for the "pl" layouts, header and footer.
   Quiet technical competence: one family, generous space, colour as accent only. */
:root {
  --pl-bg: #f9f6f5;
  --pl-surface: #ffffff;
  --pl-tint: #f0ece9;
  --pl-ink: #0d1424;
  --pl-body: #2a3347;
  --pl-muted: #5a6479;
  --pl-line: #e2dcd8;
  --pl-navy: #020659;
  --pl-navy-hover: #0a1180;
  --pl-accent: #1f3fd0;
  --pl-bar-h: 72px;
  --pl-max: 1200px;
  --pl-read: 760px;
  --pl-font: "Parkinsans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --pl-sec: clamp(48px, 8vw, 104px);
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-padding-top: calc(var(--pl-bar-h) + 12px); -webkit-text-size-adjust: 100%; }
body.pl { margin: 0; background: var(--pl-bg); color: var(--pl-body); font-family: var(--pl-font); font-size: 17px; line-height: 1.65; -webkit-font-smoothing: antialiased; }
body.pl img { max-width: 100%; height: auto; }
.pl a { color: var(--pl-navy); text-underline-offset: 3px; }
.pl a:hover { color: var(--pl-navy-hover); }
.pl :focus-visible { outline: 3px solid var(--pl-accent); outline-offset: 3px; border-radius: 2px; }
.pl-skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--pl-navy); color: #fff !important; padding: 10px 16px; border-radius: 4px; }
.pl-skip:focus { left: 8px; }
.pl-wrap { width: 100%; max-width: var(--pl-max); margin: 0 auto; padding: 0 clamp(16px, 4vw, 32px); }
.pl-read { max-width: var(--pl-read); }

/* type scale */
.pl h1, .pl h2, .pl h3, .pl h4 { color: var(--pl-ink); font-family: var(--pl-font); margin: 0; }
.pl h1 { font-size: clamp(2.25rem, 5.2vw, 3.9rem); line-height: 1.07; letter-spacing: -0.022em; font-weight: 700; }
.pl h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); line-height: 1.15; letter-spacing: -0.015em; font-weight: 700; }
.pl h3 { font-size: 1.25rem; line-height: 1.3; font-weight: 600; }
.pl p { margin: 0 0 1em; }
.pl-eyebrow { font-size: .82rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; color: var(--pl-muted); margin: 0 0 18px; }
.pl-lead { font-size: clamp(1.15rem, 2vw, 1.4rem); line-height: 1.5; color: var(--pl-body); max-width: 46rem; }
.pl-support { color: var(--pl-muted); font-weight: 500; }

/* header */
.pl-bar { position: sticky; top: 0; z-index: 40; height: var(--pl-bar-h); background: rgba(249,246,245,.97); border-bottom: 1px solid var(--pl-line); }
.pl-bar-in { position: relative; height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; }
.pl-brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--pl-ink) !important; font-weight: 700; font-size: 1.1rem; letter-spacing: -0.01em; }
.pl-brand img { width: 40px; height: 40px; border-radius: 6px; }
.pl-check { position: absolute; opacity: 0; pointer-events: none; }
.pl-links { display: flex; align-items: center; gap: clamp(16px, 2.4vw, 34px); }
.pl-link { color: var(--pl-ink); text-decoration: none; font-weight: 500; font-size: 1rem; padding: 8px 0; border-bottom: 2px solid transparent; }
.pl-link:hover { border-bottom-color: var(--pl-ink); color: var(--pl-ink); }
.pl-link[aria-current="page"] { font-weight: 700; border-bottom-color: var(--pl-ink); }
.pl-btn { display: inline-block; background: var(--pl-navy); color: #fff !important; text-decoration: none !important; font-weight: 600; font-size: .95rem; line-height: 1; padding: 14px 22px; border-radius: 4px; border: 1px solid var(--pl-navy); transition: background .15s, transform .15s; white-space: nowrap; }
.pl-btn:hover { background: var(--pl-navy-hover); }
.pl-btn.ghost { background: transparent; color: var(--pl-navy) !important; }
.pl-btn.ghost:hover { background: rgba(2,6,89,.06); }
.pl-btn.sm { padding: 11px 16px; font-size: .88rem; }
.pl-bar .pl-btn { margin-left: 8px; }
.pl-bar-in .pl-links { margin-left: auto; }
.pl-burger { display: none; width: 44px; height: 44px; cursor: pointer; place-items: center; color: var(--pl-ink); }
.pl-burger svg { width: 26px; height: 26px; fill: currentColor; }
.pl-burger .x { display: none; }
.pl-check:focus-visible + .pl-burger { outline: 3px solid var(--pl-accent); outline-offset: 2px; }
@media (max-width: 960px) {
  .pl-burger { display: grid; order: 3; margin-right: -10px; }
  .pl-bar .pl-cta { order: 2; margin-left: auto; padding: 11px 14px; font-size: .82rem; }
  .pl-panel { display: none; position: absolute; top: var(--pl-bar-h); left: 0; right: 0; flex-direction: column; align-items: stretch; gap: 0; padding: 8px clamp(16px,4vw,32px) 20px; background: var(--pl-bg); border-bottom: 1px solid var(--pl-line); box-shadow: 0 14px 24px rgba(13,20,36,.12); }
  .pl-check:checked ~ .pl-panel { display: flex; }
  .pl-check:checked ~ .pl-burger .o { display: none; }
  .pl-check:checked ~ .pl-burger .x { display: block; }
  .pl-link { padding: 16px 0; font-size: 1.1rem; border-bottom: 1px solid var(--pl-line); }
}

/* sections */
.pl-sec { padding: var(--pl-sec) 0; }
.pl-sec.tint { background: var(--pl-tint); }
.pl-sec.line { border-top: 1px solid var(--pl-line); }
.pl-sec-h { margin-bottom: clamp(28px, 4vw, 48px); max-width: 48rem; }
.pl-sec-h p { color: var(--pl-muted); font-size: 1.1rem; margin: 14px 0 0; }
.pl-hero { padding: clamp(48px, 9vw, 120px) 0 clamp(40px, 6vw, 80px); }
.pl-hero .pl-btns, .pl-btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.pl-crumbs { font-size: .88rem; color: var(--pl-muted); margin-bottom: 28px; }
.pl-crumbs a { color: var(--pl-muted); }
.pl-crumbs span[aria-hidden] { margin: 0 8px; }

/* credibility strip */
.pl-strip { border-top: 1px solid var(--pl-line); border-bottom: 1px solid var(--pl-line); padding: 26px 0; }
.pl-strip-in { display: grid; grid-template-columns: auto 1fr; gap: 12px 40px; align-items: start; }
.pl-strip h2 { font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; color: var(--pl-muted); font-weight: 600; line-height: 1.6; }
.pl-strip ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px 28px; }
.pl-strip li { font-weight: 500; color: var(--pl-ink); font-size: .98rem; line-height: 1.45; }
@media (max-width: 760px) { .pl-strip-in { grid-template-columns: 1fr; } }

/* grids and cards */
.pl-grid { display: grid; gap: clamp(20px, 3vw, 36px); }
.pl-grid.c2 { grid-template-columns: repeat(2, 1fr); }
.pl-grid.c3 { grid-template-columns: repeat(3, 1fr); }
.pl-grid.c4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1000px) { .pl-grid.c4 { grid-template-columns: repeat(2, 1fr); } .pl-grid.c3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px) { .pl-grid.c2, .pl-grid.c3, .pl-grid.c4 { grid-template-columns: 1fr; } }
.pl-card { display: flex; flex-direction: column; background: var(--pl-surface); border: 1px solid var(--pl-line); border-radius: 6px; padding: clamp(22px, 3vw, 32px); text-decoration: none; color: inherit !important; transition: border-color .15s, box-shadow .15s, transform .15s; }
a.pl-card:hover { border-color: var(--pl-navy); box-shadow: 0 8px 24px rgba(13,20,36,.08); transform: translateY(-2px); }
.pl-card .k { font-size: .8rem; letter-spacing: .1em; text-transform: uppercase; color: var(--pl-muted); font-weight: 600; margin-bottom: 14px; }
.pl-card h3 { margin-bottom: 10px; color: var(--pl-ink); }
.pl-card p { color: var(--pl-body); margin-bottom: 14px; }
.pl-card .more { margin-top: auto; font-weight: 600; color: var(--pl-navy); font-size: .95rem; padding-top: 8px; }
.pl-card .more::after { content: " \2192"; }
.pl-tags { list-style: none; display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 16px; padding: 0; }
.pl-tags li { font-size: .78rem; font-weight: 500; padding: 3px 9px; border: 1px solid var(--pl-line); border-radius: 99px; color: var(--pl-muted); background: var(--pl-bg); }
.pl-num { font-size: .85rem; font-weight: 600; letter-spacing: .12em; color: var(--pl-accent); margin-bottom: 14px; }
.pl-work .pl-card { min-height: 100%; }
.pl-work .pl-card .cat { font-size: .78rem; letter-spacing: .1em; text-transform: uppercase; color: var(--pl-muted); font-weight: 600; margin-bottom: 12px; }
.pl-work .pl-card h3 { font-size: 1.4rem; }

/* callout */
.pl-callout { background: var(--pl-navy); color: #e8eaff; border-radius: 6px; padding: clamp(28px, 5vw, 56px); display: grid; grid-template-columns: 1.5fr 1fr; gap: 24px 48px; align-items: center; }
.pl-callout h2 { color: #fff; }
.pl-callout p { margin: 14px 0 0; color: #d6daf5; font-size: 1.08rem; }
.pl-callout .pl-btn { background: #fff; color: var(--pl-navy) !important; border-color: #fff; justify-self: start; }
.pl-callout .pl-btn:hover { background: #e6e8ff; }
@media (max-width: 800px) { .pl-callout { grid-template-columns: 1fr; } }
.pl-principle { border-left: 4px solid var(--pl-navy); padding: 6px 0 6px 24px; font-size: 1.2rem; color: var(--pl-ink); max-width: 46rem; }
.pl-principle p { margin: 0; }

/* lists */
.pl-two { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 5vw, 64px); }
@media (max-width: 760px) { .pl-two { grid-template-columns: 1fr; } }
.pl-list { list-style: none; margin: 0; padding: 0; }
.pl-list li { position: relative; padding: 10px 0 10px 26px; border-bottom: 1px solid var(--pl-line); }
.pl-list li::before { content: ""; position: absolute; left: 4px; top: 1.15em; width: 8px; height: 8px; background: var(--pl-navy); border-radius: 1px; }
.pl-list li:last-child { border-bottom: 0; }
.pl-two h3 { margin-bottom: 14px; }

/* prose */
.pl-prose { max-width: var(--pl-read); }
.pl-prose p { margin-bottom: 1.1em; }
.pl-prose ul { padding-left: 1.2em; }
.pl-prose li { margin: .35em 0; }
.pl-prose h3 { margin: 1.6em 0 .5em; }
.pl-prose blockquote { margin: 1.4em 0; padding-left: 20px; border-left: 3px solid var(--pl-line); color: var(--pl-muted); }

/* diagram: labelled flow, built from data (no images) */
.pl-flow { display: flex; flex-wrap: wrap; align-items: stretch; gap: 10px; margin: 8px 0 0; padding: 0; list-style: none; counter-reset: s; }
.pl-flow li { flex: 1 1 150px; position: relative; background: var(--pl-surface); border: 1px solid var(--pl-line); border-radius: 6px; padding: 16px 16px 16px 16px; font-size: .95rem; line-height: 1.4; }
.pl-flow li strong { display: block; color: var(--pl-ink); font-weight: 600; margin-bottom: 4px; }
.pl-flow li::before { counter-increment: s; content: counter(s, decimal-leading-zero); display: block; font-size: .75rem; font-weight: 600; color: var(--pl-accent); letter-spacing: .12em; margin-bottom: 8px; }

/* facts strip / metrics */
.pl-facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 0; border-top: 1px solid var(--pl-line); border-bottom: 1px solid var(--pl-line); margin: 0 0 clamp(28px, 4vw, 48px); }
.pl-facts div { padding: 18px 20px 18px 0; }
.pl-facts dt { font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--pl-muted); font-weight: 600; margin-bottom: 4px; }
.pl-facts dd { margin: 0; font-weight: 600; color: var(--pl-ink); line-height: 1.4; }

/* related */
.pl-related { display: flex; flex-wrap: wrap; gap: 10px 22px; list-style: none; padding: 0; margin: 0; }
.pl-related a { font-weight: 600; }

/* form */
.pl-form { max-width: 640px; }
.pl-form label { display: block; font-weight: 600; color: var(--pl-ink); margin: 0 0 6px; font-size: .95rem; }
.pl-form .f { margin-bottom: 22px; }
.pl-form input, .pl-form textarea, .pl-form select { width: 100%; font: inherit; color: var(--pl-ink); background: #fff; border: 1px solid #b9b2ad; border-radius: 4px; padding: 12px 14px; }
.pl-form input:focus, .pl-form textarea:focus, .pl-form select:focus { border-color: var(--pl-navy); }
.pl-form textarea { min-height: 170px; resize: vertical; }
.pl-form .hp { position: absolute; left: -9999px; }
.pl-form .opt { font-weight: 400; color: var(--pl-muted); }
.pl-msg { padding: 14px 18px; border-radius: 4px; margin-top: 18px; display: none; }
.pl-msg.ok { display: block; background: #e8f4ec; border: 1px solid #9ccdaa; color: #14532d; }
.pl-msg.err { display: block; background: #fdecec; border: 1px solid #e6a1a1; color: #7f1d1d; }

/* footer */
.pl-foot { background: #0d1424; color: #c9cfdd; padding: clamp(40px, 6vw, 72px) 0 28px; margin-top: 0; font-size: .95rem; }
.pl-foot a { color: #e6e9f4; text-decoration: none; }
.pl-foot a:hover { color: #fff; text-decoration: underline; }
.pl-foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
@media (max-width: 900px) { .pl-foot-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .pl-foot-grid { grid-template-columns: 1fr; } }
.pl-foot h2 { color: #fff; font-size: .8rem; letter-spacing: .12em; text-transform: uppercase; font-weight: 600; margin-bottom: 14px; }
.pl-foot ul { list-style: none; margin: 0; padding: 0; }
.pl-foot li { margin: 0 0 8px; }
.pl-foot .tag { color: #fff; font-weight: 600; margin: 0 0 4px; }
.pl-foot .bottom { margin-top: 40px; padding-top: 20px; border-top: 1px solid #263049; font-size: .85rem; color: #98a1b8; }

/* motion: subtle, never hides content */
@media (prefers-reduced-motion: reduce) { .pl * { transition: none !important; animation: none !important; transform: none !important; } }

/* theme pages (blog/insights/taxonomy) keep their Tailwind body; make the header/footer sit right inside it */
body.parkinsans-header > .pl-bar { margin: 0 calc(50% - 50vw); width: 100vw; }

/* long code lines scroll inside the reading column instead of the page */
.pl-prose pre { overflow-x: auto; max-width: 100%; padding: 14px 16px; background: #0d1424; color: #e6e9f4; border-radius: 4px; font-size: .88rem; line-height: 1.5; }
.pl-prose code { font-size: .92em; word-break: break-word; }
.pl-prose pre code { word-break: normal; }
.pl-prose table { display: block; overflow-x: auto; max-width: 100%; }
.pl-strip ul { grid-template-columns: repeat(auto-fit, minmax(170px, 1fr)); }