/* =========================================================
   BryTech — Design System
   One consistent type + color system, used everywhere.
   ========================================================= */

:root {
  /* Color */
  --navy-950: #0a1029;
  --navy-900: #0f1730;
  --navy-800: #142046;
  --navy-700: #1c2c5c;
  --blue-500: #3769da;
  --blue-400: #5b8bf0;
  --blue-100: #e8effd;
  --royal-600: #1b3fa8; /* duotone grade for hero footage */
  --brand-navy: #292f6d; /* navy sampled from the BryTech logo */
  --ink-900: #10131a;
  --slate-700: #384155;
  --slate-500: #647085;
  --muted-on-dark: #7b8699;  /* --slate-500 fails AA on every dark ground; 4.8:1 on navy, 5.1:1 on ink */
  --slate-300: #b9c2d1;
  --mist-50: #f5f7fb;
  --paper-0: #ffffff;
  --gold-500: #c9922b; /* sparing accent for a single strong CTA moment */
  --success-500: #1f9d63;

  /* Type */
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Spacing scale */
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2rem;
  --space-6: 3rem;
  --space-7: 4.5rem;
  --space-8: 6.5rem;

  /* Shape */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-card: 0 1px 2px rgba(15, 23, 48, 0.06), 0 8px 24px rgba(15, 23, 48, 0.08);
  --shadow-lift: 0 20px 45px rgba(10, 16, 41, 0.18);

  --container: 1180px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--slate-700);
  background: var(--paper-0);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 {
  color: var(--navy-900); font-weight: 700; line-height: 1.15;
  margin: 0 0 var(--space-3); letter-spacing: -0.01em;
  text-wrap: balance; /* even line lengths instead of a short last line */
}
p { margin: 0 0 var(--space-3); text-wrap: pretty; } /* no one-word orphan lines */
button { font-family: inherit; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .hero-media { display: none; }
  .hero { background: var(--navy-950) center/cover no-repeat; }
  .hero:has(.hero-media--flag) { background-image: url("../img/hero-poster.jpg"); }
  .hero:has(.hero-media--engineers) { background-image: url("../img/hero-poster-engineers.jpg"); }
  .hero:has(.hero-media--pentagon) { background-image: url("../img/section-pentagon-poster.jpg"); }
  .hero:has(.hero-media--serverroom) { background-image: url("../img/hero-poster-serverroom.jpg"); }
  .hero:has(.hero-media--datacenter3d) { background-image: url("../img/hero-poster-datacenter3d.jpg"); }
  .section-media { display: none; }
  .section--media { background: var(--navy-900) url("../img/section-memorial-poster.jpg") center/cover no-repeat; }
  .section--media-light { background: var(--mist-50) url("../img/section-pentagon-poster.jpg") center/cover no-repeat; }
}

/* ---------- Layout helpers ---------- */
.wrap { max-width: var(--container); margin: 0 auto; padding: 0 var(--space-4); }
.section { padding: var(--space-8) 0; }
.section--tight { padding: var(--space-6) 0; }
.section--alt { background: var(--mist-50); }
.section--navy { background: var(--navy-900); color: var(--slate-300); }

/* Section with a video background: same duotone pipeline as the hero, but
   scrimmed harder because body copy sits on top of it, not just a headline. */
.section--media { position: relative; isolation: isolate; overflow: hidden; }
.section--media > .wrap { position: relative; z-index: 2; }
.section-media {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: center 62%;
  filter: grayscale(1) contrast(1.2) brightness(0.95);
}
.section-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(8,13,33,0.88) 0%, rgba(10,16,41,0.5) 45%, rgba(8,13,33,0.9) 100%);
}
.section--media .stripe-card {
  background: rgba(10,16,41,0.62);
  border: 1px solid rgba(255,255,255,0.09);
}

/* Light variant: the footage stays royal-tinted but sits under a white wash,
   so it reads as a pale watermark and the section keeps its dark body text. */
.section--media-light {
  /* 20% taller than the default section rhythm, so the aerial has more room. */
  padding-block: 9.2rem;
}
/* With the wash this thin the aerial shows through at roughly #afb2bb, where
   slate-500 body copy falls to 2.3:1 and the blue eyebrow to 2.2:1. The darker
   slate and the brand navy put both back over 4.5:1. */
.section--media-light .muted,
.section--media-light p,
.section--media-light .section-head p { color: var(--slate-700); }
.section--media-light .eyebrow { color: var(--brand-navy); }
.section--media-light .section-media { filter: grayscale(1) contrast(1.06) brightness(1.32); }
/* Base offset is tuned for the memorial statue; the aerial reads centred. */
.section--media-datacenter .section-media { object-position: center 48%; }
/* Barely any royal tint here — the wash should read white, not blue-grey. */
.section--media-light .hero-tint { opacity: 0.18; }
.section--media-light .section-scrim {
  /* Flat wash, no gradient: even coverage top to bottom. Pure white rather
     than mist-50 so the section reads bright instead of blue-grey. */
  background: rgba(255,255,255,0.66);
}
.section--navy :is(h2, h3) { color: var(--paper-0); }
.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-500);
  margin-bottom: var(--space-2);
}
.section--navy .eyebrow { color: var(--blue-400); }
.section-head { max-width: 640px; margin: 0 auto var(--space-6); text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 2.6vw, 2.25rem); }
/* Wider measure for headings that should hold one line on desktop. */
.section-head--wide { max-width: 900px; }
.section-head p { color: var(--slate-500); font-size: 1.05rem; }
.section--navy .section-head p { color: var(--slate-300); }
/* Body-copy block under a centred section head: centred as a block, but the
   text itself stays left-aligned so long prose is readable. */
.section-lede {
  max-width: 68ch;
  margin: calc(var(--space-6) * -1 + var(--space-2)) auto var(--space-5);
  color: var(--slate-700);
  font-size: 1.05rem;
  line-height: 1.7;
}

.grid { display: grid; gap: var(--space-4); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}
@media (min-width: 901px) and (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease, color 0.15s ease;
  min-height: 44px;
  white-space: nowrap;
}
.btn:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }
/* Icons inside buttons inherit the label colour and sit on the text baseline. */
.btn .btn-icon {
  width: 18px; height: 18px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}
.btn-primary { background: var(--paper-0); color: var(--navy-900); }
.btn-primary:hover { transform: translateY(-1px); box-shadow: var(--shadow-lift); }
.btn-solid { background: var(--brand-navy); color: var(--paper-0); }
.btn-solid:hover { background: var(--navy-800); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--paper-0); border-color: rgba(255,255,255,0.5); }
.btn-outline:hover { background: rgba(255,255,255,0.12); }
.btn-ghost { background: transparent; color: var(--navy-900); border-color: var(--slate-300); }
.btn-ghost:hover { border-color: var(--blue-500); color: var(--blue-500); }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  /* No backdrop-filter here: it makes .site-header the containing block for
     position:fixed descendants, which collapsed the mobile menu panel to a
     sliver instead of filling the viewport. */
  background: rgba(255,255,255,0.96);
  border-bottom: 1px solid rgba(15,23,48,0.06);
}
.site-header .wrap { max-width: 1320px; display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); height: 76px; }
.brand { display: inline-flex; align-items: center; flex: 0 0 auto; }
.brand img { display: block; width: auto; height: 42px; }
@media (max-width: 720px) { .brand img { height: 34px; } }
/* Footer sits on ink-900: knock the navy logo out to white. */
.brand--invert { margin-bottom: 0.75rem; }
.brand--invert img { filter: brightness(0) invert(1); height: 54px; }
.nav-links { display: flex; align-items: center; gap: 1.25rem; font-weight: 600; font-size: 0.94rem; color: var(--slate-700); }
.nav-links a { padding: 0.4rem 0.1rem; border-bottom: 2px solid transparent; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--navy-900); border-color: var(--blue-500); }
.nav-cta { display: flex; align-items: center; gap: var(--space-3); flex: 0 0 auto; }
/* Rule separates the utility/CTA group from the nav links, so the phone
   number does not read as a seventh nav item. */
.nav-cta::before {
  content: "";
  width: 1px; height: 22px;
  background: rgba(15,23,48,0.14);
  margin-right: var(--space-1);
}
.nav-cta .btn { flex: 0 0 auto; padding: 0.7rem 1.35rem; }
.nav-links { flex: 0 1 auto; }
/* In the header the phone is a text link, not a second pill: two outlined
   pills side by side competed with each other and ate the width the nav
   links needed. The pill is reserved for the one primary CTA. */
.nav-cta .btn-ghost {
  background: none;
  border-color: transparent;
  padding: 0.4rem 0.2rem;
  min-height: 0;
  font-size: 0.92rem;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  color: var(--navy-900);
}
.nav-cta .btn-ghost:hover { color: var(--blue-500); border-color: transparent; }
.nav-toggle { display: none; }
.nav-links-cta { display: none; }
/* Measured: logo + 6 links + phone + CTA needs ~1270px. Below that the row
   must collapse to the menu button, or the CTAs get crushed and wrap. */
@media (max-width: 1270px) {
  .nav-links { position: fixed; inset: 72px 0 0 0; background: var(--paper-0); flex-direction: column; align-items: flex-start; padding: var(--space-5) var(--space-4); gap: var(--space-4); transform: translateY(-8px); opacity: 0; pointer-events: none; transition: 0.18s ease; overflow-y: auto; }
  .nav-links.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links a { font-size: 1.05rem; }
  .nav-links-cta { display: flex; flex-direction: column; align-items: stretch; gap: var(--space-3); width: 100%; margin-top: var(--space-3); padding-top: var(--space-4); border-top: 1px solid rgba(15,23,48,0.08); }
  .nav-links-cta .btn { justify-content: center; }
  .nav-links-cta .btn-ghost { color: var(--navy-900); border-color: var(--slate-300); background: none; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--slate-300); background: none; }
  .nav-cta .btn-ghost, .nav-cta .btn-solid, .nav-cta::before { display: none; }
  .site-header .wrap { height: 72px; }
}

/* ---------- Hero (video background) ---------- */
.hero {
  position: relative;
  min-height: 88vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  isolation: isolate; /* keep hero blend layers off the rest of the page */
  background: var(--navy-950);
  color: var(--paper-0);
}
.hero--compact { min-height: 46vh; }

/* Footage is desaturated, then multiplied with royal blue so any clip
   resolves to the same deep-blue duotone as the rest of the system. */
.hero-media {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.2) brightness(1.1);
}
/* Per-clip framing and exposure: each source grades differently, so the
   duotone stays consistent even when the footage does not. */
.hero-media--flag {
  /* Nudge the flag right so it lands beside the headline, not under it. */
  transform: scale(1.2) translateX(15%);
  filter: grayscale(1) contrast(1.3) brightness(0.98);
}
.hero-media--engineers {
  transform: scale(1.08) translateX(8%);
  filter: grayscale(1) contrast(1.22) brightness(1.06);
}
/* Rendered racks: no subject to dodge, so no shift — just lift the exposure. */
.hero-media--datacenter3d { filter: grayscale(1) contrast(1.12) brightness(1.3); }
.hero-media--serverroom {
  /* Subjects sit centre-left; nudge right so they clear the headline. */
  transform: scale(1.1) translateX(11%);
  filter: grayscale(1) contrast(1.18) brightness(1.12);
}
.hero-media--pentagon {
  /* Building sits high in frame; pull it down behind the copy, not above it. */
  object-position: center 38%;
  filter: grayscale(1) contrast(1.15) brightness(0.88);
}
.hero-tint {
  position: absolute; inset: 0;
  background: var(--royal-600);
  mix-blend-mode: multiply;
}
.hero-scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(105deg, rgba(8,13,33,0.95) 4%, rgba(10,16,41,0.72) 38%, rgba(12,22,58,0.12) 78%),
    linear-gradient(to top, rgba(8,13,33,0.68) 0%, rgba(8,13,33,0) 38%);
}
/* Faint blue lift on the open right side so the frame does not read flat. */
.hero-glow {
  position: absolute; inset: 0;
  background: radial-gradient(60% 55% at 78% 30%, rgba(91,139,240,0.22) 0%, rgba(91,139,240,0) 70%);
  mix-blend-mode: screen;
  pointer-events: none;
}
.hero-content { position: relative; z-index: 2; padding: var(--space-7) 0; }
.hero-content .eyebrow { color: var(--blue-400); }
.hero h1 { color: var(--paper-0); font-size: clamp(2.1rem, 4.6vw, 3.6rem); max-width: 16ch; }
.hero .lede { font-size: 1.15rem; color: var(--slate-300); max-width: 46ch; margin-bottom: var(--space-5); }
.hero-actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.hero-proof { margin-top: var(--space-7); display: flex; gap: var(--space-6); flex-wrap: wrap; }
.hero-proof .stat { min-width: 0; } /* let long values wrap instead of overflowing the wrap padding */
.hero-proof .stat b { display: block; font-size: clamp(1.1rem, 3.4vw, 1.6rem); color: var(--paper-0); }
.hero-proof .stat span { font-size: 0.85rem; color: var(--slate-300); }

/* ---------- Cards ---------- */
.card {
  background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.08);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
  height: 100%;
}
.card :is(h2, h3) { font-size: 1.1rem; margin-bottom: var(--space-2); }
.card p { color: var(--slate-500); margin-bottom: 0; font-size: 0.96rem; }
/* Bare icon, no container shape — the mark carries the weight on its own. */
.card .icon { display: block; margin-bottom: var(--space-3); }
.card .icon svg {
  width: 38px; height: 38px; display: block;
  fill: none; stroke: var(--brand-navy); stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
}

.stripe-card { background: var(--navy-900); color: var(--slate-300); border-radius: var(--radius-lg); padding: var(--space-6); }
/* Cards carrying a star row become a column so the stars pin to the bottom
   edge regardless of how much copy sits above them. */
.stripe-card:has(.star-row) { display: flex; flex-direction: column; }
.star-row { display: flex; gap: 0.4rem; margin-top: auto; padding-top: var(--space-5); }
.star-row svg { width: 22px; height: 22px; fill: var(--paper-0); flex: none; }
/* Tile icon — bare mark, no container shape. */
/* No chip behind the icon — the mark itself carries the weight. */
.tile-icon {
  display: block;
  margin-bottom: var(--space-3);
}
.tile-icon svg {
  width: 38px; height: 38px;
  display: block;
  fill: none;
  stroke: var(--blue-400);
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.stripe-card :is(h2, h3) { color: var(--paper-0); }

/* ---------- Badges / partner wordmarks ---------- */
.badge-row { display: flex; flex-wrap: wrap; gap: var(--space-2); justify-content: center; }
.badge {
  border: 1px solid rgba(15,23,48,0.12);
  border-radius: 999px;
  padding: 0.5rem 1.05rem;
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--navy-800);
  background: var(--paper-0);
}
.section--navy .badge { background: rgba(255,255,255,0.06); color: var(--paper-0); border-color: rgba(255,255,255,0.16); }

/* ---------- Certifications strip ---------- */
.cert-strip { display: flex; flex-wrap: wrap; gap: var(--space-3); }
.cert-pill {
  display: flex; align-items: center; gap: 0.6rem;
  background: var(--mist-50); border: 1px solid rgba(15,23,48,0.08);
  border-radius: var(--radius-md); padding: 0.9rem 1.1rem; flex: 1 1 220px;
}
.cert-pill .check {
  width: 21px; height: 21px;
  flex-shrink: 0;
  fill: none;
  stroke: var(--success-500);
  stroke-width: 2.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.cert-pill strong { display: block; font-size: 0.92rem; color: var(--navy-900); }
.cert-pill span { font-size: 0.82rem; color: var(--slate-500); }

/* ---------- Tabs (Infrastructure / Consulting / Technology) ---------- */
.tabs { display: flex; gap: var(--space-2); border-bottom: 1px solid rgba(15,23,48,0.1); margin-bottom: var(--space-5); flex-wrap: wrap; }
.tab-btn {
  background: none; border: none; padding: 0.9rem 0.3rem; margin-right: var(--space-5);
  font-weight: 700; color: var(--slate-500); border-bottom: 2px solid transparent; cursor: pointer; font-size: 0.98rem;
}
.tab-btn[aria-selected="true"] { color: var(--navy-900); border-color: var(--blue-500); }
.tab-btn:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }
.tab-panel[hidden] { display: none; }

/* ---------- Process ---------- */
/* Four stages read left to right. A connector runs behind the icon row and
   draws itself once, so the group reads as a sequence rather than four cards. */
.process {
  position: relative;
  list-style: none;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
  counter-reset: step;
}
.process::before,
.process::after {
  content: "";
  position: absolute;
  top: 25px; /* centre of the 50px icon row */
  height: 2px;
  /* Icons sit at the start of each column, not centred, so the run is measured
     from the first icon's centre (25px) to the last icon's centre
     (75% + 0.75 × gap + 25px), then inset 34px at each end to clear the marks. */
  left: 59px;
  right: calc(25% - 15px);
}
.process::before { background: rgba(15,23,48,0.12); }
.process::after {
  background: var(--brand-navy);
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 1.5s cubic-bezier(0.4, 0.05, 0.2, 1) 0.15s;
}
.process.is-running::after { transform: scaleX(1); }

.process li {
  position: relative;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.process.is-running li { opacity: 1; transform: none; }
.process.is-running li:nth-child(1) { transition-delay: 0.1s; }
.process.is-running li:nth-child(2) { transition-delay: 0.5s; }
.process.is-running li:nth-child(3) { transition-delay: 0.9s; }
.process.is-running li:nth-child(4) { transition-delay: 1.3s; }

.p-icon {
  position: relative; z-index: 1;
  display: flex; align-items: center; justify-content: center;
  width: 50px; height: 50px;
  margin-bottom: var(--space-3);
  background: var(--mist-50); /* masks the connector behind the mark */
}
.p-icon svg {
  width: 40px; height: 40px;
  fill: none; stroke: var(--slate-300); stroke-width: 1.6;
  stroke-linecap: round; stroke-linejoin: round;
  transition: stroke 0.45s ease, transform 0.45s ease;
}
.process.is-running li:nth-child(1) .p-icon svg { transition-delay: 0.35s; }
.process.is-running li:nth-child(2) .p-icon svg { transition-delay: 0.75s; }
.process.is-running li:nth-child(3) .p-icon svg { transition-delay: 1.15s; }
.process.is-running li:nth-child(4) .p-icon svg { transition-delay: 1.55s; }
.process.is-running .p-icon svg { stroke: var(--brand-navy); transform: scale(1.06); }

.process li :is(h2, h3) {
  font-size: 1.45rem; font-weight: 800; letter-spacing: -0.02em;
  color: var(--brand-navy); margin-bottom: var(--space-2);
}
.process li p { color: var(--slate-500); font-size: 0.95rem; margin-bottom: 0; }

/* Stack vertically on narrow screens; the connector becomes the left rail. */
@media (max-width: 900px) {
  .process { grid-template-columns: 1fr; gap: var(--space-5); }
  .process::before, .process::after { display: none; }
  .process li { padding-left: 74px; }
  .p-icon { position: absolute; left: 0; top: 0; margin-bottom: 0; }
  /* One segment per step, so the rail never depends on copy length. */
  .process li:not(:last-child)::after {
    content: "";
    position: absolute;
    left: 24px; top: 59px;
    width: 2px; bottom: calc(var(--space-5) * -1 + 9px);
    background: var(--brand-navy);
    transform: scaleY(0); transform-origin: top center;
    transition: transform 0.5s ease;
  }
  .process.is-running li:nth-child(1)::after { transition-delay: 0.3s; }
  .process.is-running li:nth-child(2)::after { transition-delay: 0.7s; }
  .process.is-running li:nth-child(3)::after { transition-delay: 1.1s; }
  .process.is-running li::after { transform: scaleY(1); }
}

@media (prefers-reduced-motion: reduce) {
  /* No sequence animation — everything is simply present and coloured. */
  .process li { opacity: 1; transform: none; transition: none; }
  .process::after, .process li::after { transform: none !important; transition: none; }
  .process .p-icon svg { stroke: var(--brand-navy); transition: none; }
}

/* ---------- Forms ---------- */
.form-card { background: var(--paper-0); border-radius: var(--radius-lg); box-shadow: var(--shadow-card); padding: var(--space-5); border: 1px solid rgba(15,23,48,0.08); }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-3); }
@media (max-width: 640px) { .field-row { grid-template-columns: 1fr; } }
.field { margin-bottom: var(--space-3); }
.field label { display: block; font-size: 0.85rem; font-weight: 600; color: var(--navy-900); margin-bottom: 0.35rem; }
.field input, .field select, .field textarea {
  width: 100%; padding: 0.8rem 0.9rem; border-radius: var(--radius-sm);
  border: 1px solid var(--slate-300); font-family: inherit; font-size: 0.95rem; color: var(--navy-900);
  background: var(--paper-0);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: 3px solid var(--blue-400); outline-offset: 1px; border-color: var(--blue-500); }
.field small { color: var(--slate-500); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-900); color: var(--slate-300); padding: var(--space-7) 0 var(--space-5); }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: var(--space-5); }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer .footer-h { color: var(--paper-0); font-size: 0.85rem; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: var(--space-3); }
.site-footer a:hover { color: var(--paper-0); }
.site-footer li { margin-bottom: 0.55rem; font-size: 0.92rem; }
.footer-bottom { margin-top: var(--space-6); padding-top: var(--space-4); border-top: 1px solid rgba(255,255,255,0.08); display: flex; justify-content: space-between; flex-wrap: wrap; gap: var(--space-2); font-size: 0.82rem; color: var(--muted-on-dark); }

/* ---------- Contact page intro ---------- */
/* The hero copy rises in on load, then the page hands off to the form.
   Everything is gated behind .js-intro, so with JS off the text just shows. */
.js-intro .hero--intro .intro-item { opacity: 0; }
.js-intro .hero--intro .intro-word { display: inline-block; opacity: 0; will-change: transform, opacity; }

.js-intro .hero--intro.is-intro-ready .eyebrow.intro-item {
  animation: intro-rise 0.6s cubic-bezier(0.22, 0.9, 0.28, 1) forwards;
}
.js-intro .hero--intro.is-intro-ready .intro-words { opacity: 1; }
.js-intro .hero--intro.is-intro-ready .intro-word {
  animation: intro-word 0.72s cubic-bezier(0.22, 0.9, 0.28, 1) forwards;
  animation-delay: calc(0.18s + var(--i) * 0.07s);
}
.js-intro .hero--intro.is-intro-ready .lede.intro-item {
  animation: intro-rise 0.7s cubic-bezier(0.22, 0.9, 0.28, 1) forwards;
  animation-delay: 0.62s;
}
/* Accent rule sweeps out under the eyebrow as the headline lands. */
.js-intro .hero--intro.is-intro-ready .hero-content::after {
  content: "";
  display: block;
  height: 2px;
  width: 0;
  margin-top: var(--space-4);
  background: linear-gradient(90deg, var(--blue-400), rgba(91,139,240,0));
  animation: intro-rule 0.9s cubic-bezier(0.22, 0.9, 0.28, 1) 0.72s forwards;
}
@keyframes intro-rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}
@keyframes intro-word {
  from { opacity: 0; transform: translateY(22px) rotate(1.2deg); filter: blur(6px); }
  to   { opacity: 1; transform: none; filter: none; }
}
@keyframes intro-rule {
  from { width: 0; }
  to   { width: 180px; }
}
@media (prefers-reduced-motion: reduce) {
  /* No entrance, no auto-scroll (the script checks this too) — text just sits there. */
  .js-intro .hero--intro .intro-item,
  .js-intro .hero--intro .intro-word { opacity: 1; animation: none; }
  .js-intro .hero--intro.is-intro-ready .hero-content::after { display: none; }
}

/* ---------- Section sub-nav (Government) ---------- */
/* Sits under the sticky header, so its offset must match the header height.
   Horizontal scroll on narrow screens rather than wrapping to two rows. */
.subnav {
  position: sticky; top: 76px; z-index: 40;
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid rgba(15,23,48,0.08);
}
.subnav .wrap { display: flex; gap: var(--space-4); overflow-x: auto; scrollbar-width: none; }
.subnav .wrap::-webkit-scrollbar { display: none; }
.subnav a {
  white-space: nowrap;
  padding: 0.95rem 0.1rem;
  font-size: 0.9rem; font-weight: 600;
  color: var(--slate-700);
  border-bottom: 2px solid transparent;
}
.subnav a:hover { color: var(--navy-900); border-color: var(--blue-500); }
.subnav a.is-current { color: var(--navy-900); border-color: var(--brand-navy); }
.subnav a[data-download] { margin-left: auto; color: var(--brand-navy); }
@media (max-width: 1270px) { .subnav { top: 72px; } }
/* Fade the right edge on narrow screens so the overflow reads as scrollable. */
@media (max-width: 860px) {
  .subnav { position: sticky; }
  .subnav .wrap { -webkit-mask-image: linear-gradient(to right, #000 82%, transparent 100%); mask-image: linear-gradient(to right, #000 82%, transparent 100%); }
}
@media (max-width: 720px) { .subnav a[data-download] { margin-left: 0; } }
/* Anchor targets clear both sticky bars. */
[id] { scroll-margin-top: 140px; }

/* ---------- Checklist ---------- */
.list-check { display: grid; gap: 0.7rem; }
.list-check li { display: flex; gap: 0.65rem; align-items: flex-start; font-size: 0.96rem; }
.list-check svg {
  width: 19px; height: 19px; flex: none; margin-top: 0.12rem;
  fill: none; stroke: var(--success-500); stroke-width: 2.8;
  stroke-linecap: round; stroke-linejoin: round;
}
.section--navy .list-check li { color: var(--slate-300); }
.section--navy .list-check svg { stroke: var(--blue-400); }

/* ---------- Fact sheet data blocks ---------- */
.fact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); }
@media (max-width: 900px) { .fact-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .fact-grid { grid-template-columns: 1fr; } }
.fact {
  background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.1);
  border-radius: var(--radius-md);
  padding: var(--space-4);
}
.fact dt {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--slate-500); margin-bottom: 0.4rem;
}
.fact dd {
  margin: 0; font-size: 1.05rem; font-weight: 700; color: var(--navy-900);
  font-variant-numeric: tabular-nums; letter-spacing: 0.01em;
}
.fact dd small { display: block; font-size: 0.78rem; font-weight: 500; color: var(--slate-500); margin-top: 0.25rem; letter-spacing: 0; }

.data-table { width: 100%; border-collapse: collapse; font-size: 0.93rem; }
.data-table caption { text-align: left; font-weight: 700; color: var(--navy-900); margin-bottom: var(--space-3); }
.data-table th {
  text-align: left; font-size: 0.72rem; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--slate-500); padding: 0 0 0.6rem; border-bottom: 1px solid rgba(15,23,48,0.12);
}
.data-table td { padding: 0.62rem 0; border-bottom: 1px solid rgba(15,23,48,0.07); color: var(--slate-700); }
.data-table td:first-child {
  font-variant-numeric: tabular-nums; font-weight: 700; color: var(--navy-900);
  width: 7.5rem; white-space: nowrap;
}
.table-scroll { overflow-x: auto; }

/* ---------- Past-performance cards ---------- */
.pp-card {
  background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.08);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: var(--space-5);
  display: flex; flex-direction: column; height: 100%;
}
.pp-value {
  font-size: 2rem; font-weight: 800; color: var(--brand-navy);
  font-variant-numeric: tabular-nums; line-height: 1;
}
.pp-role {
  display: inline-block; margin: 0.55rem 0 var(--space-3);
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.09em; text-transform: uppercase;
  color: var(--slate-500);
}
.pp-card :is(h2, h3) { font-size: 1rem; margin-bottom: var(--space-2); }
.pp-card p { font-size: 0.92rem; color: var(--slate-500); margin-bottom: 0; }

/* ---------- Download card ---------- */
.download-card {
  display: grid; grid-template-columns: auto 1fr auto; gap: var(--space-5);
  align-items: center;
  background: var(--navy-900); color: var(--slate-300);
  border-radius: var(--radius-lg); padding: var(--space-5) var(--space-6);
}
@media (max-width: 820px) {
  .download-card { grid-template-columns: 1fr; text-align: left; gap: var(--space-4); }
}
.download-card :is(h2, h3) { color: var(--paper-0); font-size: 1.15rem; margin-bottom: 0.35rem; }
.download-card p { margin-bottom: 0; font-size: 0.93rem; }
.download-card .doc-mark {
  width: 62px; height: 78px; border-radius: 8px;
  background: linear-gradient(160deg, var(--blue-500), var(--brand-navy));
  display: grid; place-items: center;
  color: var(--paper-0); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.08em;
  box-shadow: var(--shadow-lift);
}
.download-meta { font-size: 0.8rem; color: var(--muted-on-dark); margin-top: var(--space-2); }

/* ---------- Contact form: sending + sent states ---------- */
.form-submit { position: relative; }
.form-submit .submit-spinner {
  width: 18px; height: 18px; margin-left: 0.55rem;
  border: 2px solid rgba(255,255,255,0.35);
  border-top-color: var(--paper-0);
  border-radius: 50%;
  display: none;
  animation: submit-spin 0.7s linear infinite;
}
.form-submit.is-sending { pointer-events: none; }
.form-submit.is-sending .submit-spinner { display: inline-block; }
@keyframes submit-spin { to { transform: rotate(360deg); } }

/* The card fades and lifts out; the receipt fades and settles in. */
#contact-form { transition: opacity 0.35s ease, transform 0.35s ease; }
#contact-form.is-leaving { opacity: 0; transform: translateY(-8px); }

.form-sent {
  background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.08);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: var(--space-7) var(--space-5);
  text-align: center;
}
.form-sent[hidden] { display: none; }
.form-sent :is(h2, h3) { font-size: 1.35rem; margin-bottom: var(--space-2); }
.form-sent p { color: var(--slate-500); max-width: 42ch; margin-inline: auto; }
.form-sent .sent-meta { font-size: 0.85rem; margin-top: var(--space-3); }
.form-sent .btn { margin-top: var(--space-4); }

/* The send sequence: the note flies off along a drawn trail, the trail snaps
   back into a ring, the tick lands, and two soft pulses radiate out. */
.sent-stage {
  position: relative;
  width: 260px; height: 130px;
  margin: 0 auto var(--space-4);
}
.sent-trail { position: absolute; inset: 0; width: 100%; height: 100%; }
.trail-line {
  fill: none; stroke: var(--blue-400); stroke-width: 2.4;
  stroke-linecap: round; stroke-dasharray: 4 9;
  stroke-dashoffset: 190;
  opacity: 0;
}
.sent-plane {
  position: absolute; left: 0; top: 0;
  width: 30px; height: 30px;
  margin: -15px 0 0 -15px;
  offset-path: path("M20 108 C 78 108, 120 78, 168 30");
  offset-distance: 0%;
  offset-rotate: auto;
  opacity: 0;
}
.sent-plane svg {
  width: 30px; height: 30px;
  fill: none; stroke: var(--brand-navy); stroke-width: 1.7;
  stroke-linecap: round; stroke-linejoin: round;
}
.sent-check {
  position: absolute; left: 50%; top: 50%;
  width: 78px; height: 78px;
  margin: -39px 0 0 -39px;
}
.sent-check circle, .sent-check path { fill: none; stroke-linecap: round; stroke-linejoin: round; }
.sent-ring {
  stroke: var(--success-500); stroke-width: 3;
  stroke-dasharray: 195; stroke-dashoffset: 195;
  transform: rotate(-90deg); transform-origin: 50% 50%;
}
.sent-tick {
  stroke: var(--success-500); stroke-width: 4.5;
  stroke-dasharray: 45; stroke-dashoffset: 45;
}
.sent-pulse {
  position: absolute; left: 50%; top: 50%;
  width: 78px; height: 78px; margin: -39px 0 0 -39px;
  border-radius: 50%;
  border: 2px solid var(--success-500);
  opacity: 0;
}

/* --- the timeline --- */
.form-sent.is-playing .trail-line { animation: trail-draw 0.62s ease-out 0.05s forwards; }
.form-sent.is-playing .sent-plane { animation: plane-fly 0.72s cubic-bezier(0.45,0,0.25,1) 0.05s forwards; }
.form-sent.is-playing .sent-ring  { animation: draw-ring 0.5s cubic-bezier(0.4,0,0.2,1) 0.7s forwards; }
.form-sent.is-playing .sent-tick  { animation: draw-tick 0.34s cubic-bezier(0.4,0,0.2,1) 1.12s forwards; }
.form-sent.is-playing .sent-pulse { animation: pulse-out 1s ease-out 1.18s forwards; }
.form-sent.is-playing .sent-pulse--2 { animation-delay: 1.42s; }
.form-sent.is-playing :is(h2, h3) { animation: sent-rise 0.45s ease 1.2s both; }
.form-sent.is-playing p { animation: sent-rise 0.45s ease 1.34s both; }
.form-sent.is-playing .btn { animation: sent-rise 0.45s ease 1.48s both; }

@keyframes trail-draw {
  0%   { opacity: 0; stroke-dashoffset: 190; }
  15%  { opacity: 1; }
  70%  { opacity: 1; stroke-dashoffset: 0; }
  100% { opacity: 0; stroke-dashoffset: 0; }
}
@keyframes plane-fly {
  0%   { offset-distance: 0%;   opacity: 0; transform: scale(0.7); }
  12%  { opacity: 1; transform: scale(1); }
  78%  { opacity: 1; }
  100% { offset-distance: 100%; opacity: 0; transform: scale(0.72); }
}
@keyframes draw-ring { to { stroke-dashoffset: 0; } }
@keyframes draw-tick { to { stroke-dashoffset: 0; } }
@keyframes pulse-out {
  0%   { opacity: 0.5; transform: scale(1); }
  100% { opacity: 0;   transform: scale(1.9); }
}
@keyframes sent-rise { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

@media (prefers-reduced-motion: reduce) {
  .form-submit .submit-spinner { animation: none; }
  #contact-form { transition: none; }
  .form-sent .sent-ring, .form-sent .sent-tick { stroke-dashoffset: 0; }
  .form-sent .sent-plane, .form-sent .sent-trail, .form-sent .sent-pulse { display: none; }
  .form-sent .sent-stage { height: 90px; }
  .form-sent.is-playing .sent-ring,
  .form-sent.is-playing .sent-tick,
  .form-sent.is-playing .trail-line,
  .form-sent.is-playing .sent-plane,
  .form-sent.is-playing .sent-pulse,
  .form-sent.is-playing :is(h2, h3),
  .form-sent.is-playing p,
  .form-sent.is-playing .btn { animation: none; }
}

/* ---------- Header search ---------- */
.nav-search-toggle {
  display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; flex: none;
  border: 0; background: none; cursor: pointer;
  border-radius: 50%;
  color: var(--navy-900);
  transition: background 0.18s ease, color 0.18s ease;
}
.nav-search-toggle svg {
  width: 26px; height: 26px;
  fill: none; stroke: currentColor; stroke-width: 1.9;
  stroke-linecap: round; stroke-linejoin: round;
}
.nav-search-toggle:hover { background: var(--blue-100); color: var(--brand-navy); }
.nav-search-toggle:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }

/* Expanded state: the field takes over the whole header row. */
.site-search {
  position: absolute; inset: 0;
  display: flex; align-items: center; gap: var(--space-3);
  background: var(--paper-0);
  z-index: 60; /* above the CTA and the nav */
  padding: 0 max(var(--space-4), calc((100% - var(--container)) / 2 + var(--space-4)));
}
.site-search[hidden] { display: none; }
.site-search .search-icon {
  width: 24px; height: 24px; flex: none;
  fill: none; stroke: var(--slate-500); stroke-width: 1.9;
  stroke-linecap: round; stroke-linejoin: round;
}
.search-input {
  flex: 1; min-width: 0;
  border: 0; background: none;
  font: inherit; font-size: 1.15rem; color: var(--navy-900);
  padding: 0.6rem 0;
}
.search-input::placeholder { color: var(--slate-500); }
.search-input:focus { outline: none; }
.search-close {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; flex: none;
  border: 0; background: none; cursor: pointer; border-radius: 50%;
  color: var(--slate-500);
}
.search-close svg {
  width: 20px; height: 20px;
  fill: none; stroke: currentColor; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}
.search-close:hover { background: var(--mist-50); color: var(--navy-900); }
.search-close:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }

.search-results {
  position: absolute; top: 100%;
  left: max(var(--space-4), calc((100% - var(--container)) / 2 + var(--space-4)));
  right: max(var(--space-4), calc((100% - var(--container)) / 2 + var(--space-4)));
  list-style: none;
  background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.1);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-card);
  max-height: 60vh; overflow-y: auto;
  padding: var(--space-2);
}
.search-results[hidden] { display: none; }
.search-results a {
  display: block; padding: 0.6rem 0.75rem; border-radius: 8px;
  color: var(--navy-900);
}
.search-results a small {
  display: block; margin-top: 0.15rem;
  font-size: 0.82rem; color: var(--slate-500);
}
.search-results a strong { font-weight: 700; }
.search-results li.is-active a, .search-results a:hover { background: var(--blue-100); }
.search-results .no-hits { padding: 0.7rem 0.75rem; color: var(--slate-500); font-size: 0.94rem; }

@media (max-width: 640px) {
  .search-input { font-size: 1rem; }
  .nav-search-toggle { width: 40px; height: 40px; }
}

/* ---------- Commitment band ---------- */
/* Their own words, from the closing page of every capability deck. It reads as
   a creed, so it is set as one — full measure, no card, nothing competing. */
.commitment { text-align: center; max-width: 46rem; margin: var(--space-6) auto 0; }
.commitment blockquote {
  font-size: clamp(1.25rem, 2.4vw, 1.7rem);
  line-height: 1.35; letter-spacing: -0.015em; font-weight: 600;
  color: var(--navy-900); margin: 0 0 var(--space-3);
}
.commitment cite {
  display: block; font-style: normal; font-size: 0.78rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue-500);
}
.section--navy .commitment blockquote { color: var(--paper-0); }
.section--navy .commitment cite { color: var(--blue-300, #9ab6f5); }

/* Two figures that can be checked against the certifications themselves. */
.creed-figs { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); margin-top: var(--space-5); }
@media (max-width: 620px) { .creed-figs { grid-template-columns: 1fr; } }
.creed-fig { padding: var(--space-4); border-left: 3px solid var(--blue-500); background: var(--paper-0); border-radius: 0 var(--radius-md) var(--radius-md) 0; }
.creed-fig b { display: block; font-size: 2rem; line-height: 1; letter-spacing: -0.02em; color: var(--brand-navy); margin-bottom: 0.4rem; }
.creed-fig span { display: block; font-size: 0.9rem; color: var(--slate-500); }
.creed-fig em { font-style: normal; font-weight: 600; color: var(--navy-900); }

/* ---------- Platform cards ---------- */
/* The card is one destination (the overview page) with a second, smaller exit
   for the download. Primary action is reading; the PDF is the artifact, not
   the sibling — so it gets an icon, not equal billing. */
.plat-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); }
@media (max-width: 1000px) { .plat-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 680px)  { .plat-grid { grid-template-columns: 1fr; } }
.plat-card {
  position: relative; display: flex;
  background: var(--paper-0); border: 1px solid rgba(15,23,48,0.1);
  border-radius: var(--radius-md); overflow: hidden;
  transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.plat-card:hover { border-color: rgba(41,47,109,0.28); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.plat-card[hidden] { display: none; }
.plat-main { display: flex; flex-direction: column; padding: var(--space-5); text-decoration: none; flex: 1; }
.plat-main:focus-visible { outline: 3px solid var(--blue-400); outline-offset: -3px; }
.plat-vendor {
  font-size: 0.7rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--blue-500); margin-bottom: var(--space-2);
}
.plat-card :is(h2, h3) { font-size: 1.05rem; margin-bottom: var(--space-2); padding-right: 2rem; }
.plat-card p { font-size: 0.9rem; color: var(--slate-500); margin-bottom: 0; }
.plat-card .go { margin-top: auto; padding-top: var(--space-4); color: var(--brand-navy); font-weight: 600; font-size: 0.88rem; }
.plat-dl {
  position: absolute; top: 10px; right: 10px;
  width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center;
  background: var(--mist-50); border: 1px solid rgba(15,23,48,0.1);
}
.plat-dl svg { width: 17px; height: 17px; fill: none; stroke: var(--slate-500); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.plat-dl:hover { background: var(--brand-navy); border-color: var(--brand-navy); }
.plat-dl:hover svg { stroke: var(--paper-0); }
.plat-dl:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }

/* ---------- Document library ---------- */
/* Recognition over Recall (Law 17): the whole catalogue is listed and filterable.
   Nobody has to remember a product name to find its brief. Hick's Law (Law 3):
   filters are staged as two short chip rows, not one 10-option dropdown. */
.lib-controls { margin-bottom: var(--space-5); }
.lib-search { position: relative; max-width: 34rem; margin-bottom: var(--space-4); }
.lib-search svg {
  position: absolute; left: 14px; top: 50%; transform: translateY(-50%);
  width: 20px; height: 20px; fill: none; stroke: var(--slate-500);
  stroke-width: 2; stroke-linecap: round;
}
.lib-search input {
  width: 100%; font: inherit; font-size: 1rem; color: var(--navy-900);
  padding: 0.85rem 1rem 0.85rem 2.9rem;
  border: 1px solid rgba(15,23,48,0.16); border-radius: 999px; background: var(--paper-0);
}
.lib-search input:focus { outline: 3px solid var(--blue-400); outline-offset: 1px; border-color: var(--blue-500); }

.filter-row { display: flex; flex-wrap: wrap; align-items: center; gap: 0.45rem; margin-bottom: 0.6rem; }
.filter-label {
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--slate-500); min-width: 5.2rem;
}
.filter-chip {
  font: inherit; font-size: 0.86rem; font-weight: 600; cursor: pointer;
  color: var(--slate-700); background: var(--paper-0);
  border: 1px solid rgba(15,23,48,0.14); border-radius: 999px;
  padding: 0.42rem 0.85rem; min-height: 34px;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
}
.filter-chip:hover { border-color: var(--brand-navy); color: var(--brand-navy); }
.filter-chip:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 2px; }
/* Von Restorff (Law 7): the active filter is the one thing that looks different. */
.filter-chip.is-on { background: var(--brand-navy); border-color: var(--brand-navy); color: var(--paper-0); }
.lib-count { margin-top: var(--space-3); font-size: 0.88rem; color: var(--slate-500); }
.lib-empty { color: var(--slate-500); padding: var(--space-5) 0; }
.lib-empty[hidden] { display: none; }
.lib-reset { font: inherit; color: var(--brand-navy); background: none; border: 0; text-decoration: underline; cursor: pointer; padding: 0; }

.doc-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-3); }
@media (max-width: 820px) { .doc-grid { grid-template-columns: 1fr; } }
.doc-card {
  display: grid; grid-template-columns: auto 1fr auto; gap: var(--space-4); align-items: center;
  background: var(--paper-0); border: 1px solid rgba(15,23,48,0.1);
  border-radius: var(--radius-md); padding: var(--space-4);
  text-decoration: none; transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
}
.doc-card:hover { border-color: rgba(41,47,109,0.3); box-shadow: var(--shadow-card); transform: translateY(-2px); }
.doc-card:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 3px; }
.doc-card[hidden] { display: none; }
.doc-card :is(h2, h3) { font-size: 0.98rem; margin-bottom: 0.2rem; }
.doc-meta { font-size: 0.8rem; color: var(--slate-500); margin: 0; }
.doc-mark {
  width: 40px; height: 50px; border-radius: 6px; flex: none;
  background: linear-gradient(160deg, var(--blue-500), var(--brand-navy));
  display: grid; place-items: center; color: var(--paper-0);
  font-size: 0.6rem; font-weight: 800; letter-spacing: 0.06em;
}
.doc-mark--lg { width: 62px; height: 78px; font-size: 0.7rem; box-shadow: var(--shadow-lift); }
.doc-dl { width: 20px; height: 20px; fill: none; stroke: var(--slate-500); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.doc-card:hover .doc-dl { stroke: var(--brand-navy); }

/* ---------- Capability hub cards ---------- */
/* A whole card is the click target — Fitts's Law: the biggest reachable area
   beats a 40px text link sitting inside it. */
.card--link { text-decoration: none; display: flex; flex-direction: column; transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease; }
.card--link:hover { transform: translateY(-3px); box-shadow: var(--shadow-lift); border-color: rgba(41,47,109,0.25); }
.card--link:focus-visible { outline: 3px solid var(--blue-400); outline-offset: 3px; }
.card--link .go { margin-top: auto; padding-top: var(--space-4); color: var(--brand-navy); font-weight: 600; font-size: 0.92rem; }
/* The list is the information scent: it tells you what is behind the click
   before you spend one. */
.mini-list { list-style: none; margin: var(--space-3) 0 0; display: grid; gap: 0.3rem; }
.mini-list li { font-size: 0.86rem; color: var(--slate-500); padding-left: 0.85rem; position: relative; }
.mini-list li::before { content: ""; position: absolute; left: 0; top: 0.52em; width: 4px; height: 4px; border-radius: 50%; background: var(--blue-400); }

/* ---------- Capability section rows (domain pages) ---------- */
/* Alternating text/figure rows. Common Region + Proximity: each capability is
   one visually bounded unit, so 7 of them read as 7 things, not one wall. */
.cap-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); align-items: center; padding: var(--space-7) 0; border-top: 1px solid rgba(15,23,48,0.09); }
.cap-row:first-of-type { border-top: 0; padding-top: var(--space-5); }
.cap-row--flip .cap-figure { order: -1; }
@media (max-width: 900px) { .cap-row { grid-template-columns: 1fr; gap: var(--space-4); padding: var(--space-6) 0; } .cap-row--flip .cap-figure { order: 0; } }
.cap-row :is(h2, h3) { font-size: clamp(1.3rem, 2.2vw, 1.7rem); letter-spacing: -0.015em; margin-bottom: var(--space-3); }
.cap-row > div > p { color: var(--slate-700); max-width: 54ch; }
.cap-tags { display: flex; flex-wrap: wrap; gap: 0.4rem; margin-top: var(--space-4); }
.cap-tags span { font-size: 0.82rem; font-weight: 600; color: var(--brand-navy); background: var(--blue-100); border-radius: 999px; padding: 0.3rem 0.7rem; }
.cap-figure { background: var(--mist-50); border: 1px solid rgba(15,23,48,0.08); border-radius: var(--radius-lg); aspect-ratio: 4 / 3; display: grid; place-items: center; overflow: hidden; }
.cap-figure svg { width: 78%; height: auto; }

/* ---------- Dot-separated label row ---------- */
.dot-list {
  list-style: none;
  display: flex; flex-wrap: wrap; justify-content: center;
  align-items: center;
  gap: 0.35rem 0;
  max-width: 62rem;
  margin: 0 auto;
  padding-top: var(--space-5); /* padding, not margin — margin collapses out of .wrap */
}
.dot-list li {
  display: inline-flex; align-items: center;
  font-size: 0.98rem; font-weight: 600; color: var(--paper-0);
  white-space: nowrap;
}
/* Separator is a vertically centred dot, never after the last item. */
.dot-list li:not(:last-child)::after {
  content: "";
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--blue-400);
  margin: 0 0.85rem;
  flex: none;
}
.section--alt .dot-list li, .section:not(.section--navy) .dot-list li { color: var(--navy-900); }
.section:not(.section--navy) .dot-list li:not(:last-child)::after { background: var(--blue-500); }
:is(h2, h3).center { text-align: center; }
/* Tighter dots when a long partner list has to hold one row. */
.dot-list--tight li { font-size: 0.92rem; }
.dot-list--tight li:not(:last-child)::after { margin: 0 0.6rem; }
.dot-list--tight { max-width: 72rem; flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; }
.dot-list--tight::-webkit-scrollbar { display: none; }
@media (max-width: 1100px) { .dot-list--tight { justify-content: flex-start; } }

/* Vendor logos on a navy ground: knock them out to white instead of grey. */
.ticker.ticker--on-dark-logos { padding: var(--space-7) 0 var(--space-5); }
.ticker--on-dark-logos .ticker-item img { filter: brightness(0) invert(1) opacity(0.72); }
.ticker--on-dark-logos:hover .ticker-item img { filter: brightness(0) invert(1) opacity(0.9); }
@media (max-width: 640px) {
  .dot-list li { font-size: 0.9rem; }
  .dot-list li:not(:last-child)::after { margin: 0 0.6rem; }
}

/* ---------- Logo ticker ---------- */
/* Full-bleed marquee. The track is duplicated once and translated by exactly
   -50%, so the loop is seamless. Duration scales with item count via --speed. */
.ticker {
  position: relative;
  overflow: hidden;
  padding: var(--space-4) 0;
  /* Fade both edges so marks enter and leave rather than being cut off. */
  -webkit-mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 6%, #000 94%, transparent);
}
.ticker-track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: var(--space-6);
  animation: ticker-scroll var(--speed, 46s) linear infinite;
}
.ticker:hover .ticker-track,
.ticker:focus-within .ticker-track { animation-play-state: paused; }
.ticker--reverse .ticker-track { animation-direction: reverse; }
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.ticker-item {
  flex: none;
  display: flex; align-items: center; justify-content: center;
  height: 56px;
}
.ticker-item img {
  max-height: 100%; width: auto; max-width: 170px;
  object-fit: contain;
  /* Mixed-quality source logos: flatten to one neutral weight on the page. */
  filter: grayscale(1) opacity(0.62);
  transition: filter 0.25s ease;
}
.ticker:hover .ticker-item img { filter: grayscale(1) opacity(0.75); }

/* Seals are round and detailed — larger, and left in full colour. */
.ticker--seals .ticker-item { height: 92px; }
.ticker--seals .ticker-item img { max-width: 92px; filter: none; }
/* On a navy ground the darker seals lose their edges, so each sits on a light
   disc — the seals are circular already, so the plate reads as part of the mark. */
.ticker.ticker--on-dark { padding: var(--space-8) 0 var(--space-6); }
.ticker--on-dark .ticker-item img {
  background: rgba(255,255,255,0.94);
  border-radius: 50%;
  padding: 5px;
}
.ticker--on-dark {
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}

/* Text stand-in used until real artwork is dropped in; swap for <img>. */
.ticker-item span {
  font-weight: 700; font-size: 1.05rem; color: var(--slate-500);
  white-space: nowrap; letter-spacing: -0.01em;
}
.ticker--seals .ticker-item span { font-size: 0.95rem; }

@media (prefers-reduced-motion: reduce) {
  /* No motion: fall back to a static centred wrap, nothing clipped. */
  .ticker { -webkit-mask-image: none; mask-image: none; }
  .ticker-track {
    animation: none; width: 100%;
    flex-wrap: wrap; justify-content: center; gap: var(--space-4) var(--space-5);
  }
  .ticker-track [data-clone] { display: none; }
}


/* Stepped ticker: advance one mark, hold, advance again. Spacing lives in the
   item (not a flex gap) so one step is exactly 1/(2N) of the track and the
   loop closes seamlessly at -50%. */
.ticker--step .ticker-track {
  gap: 0;
  animation-name: ticker-step-13;
  animation-timing-function: cubic-bezier(0.65, 0, 0.2, 1);
  animation-duration: var(--speed, 34s);
}
.ticker--step .ticker-item { width: 176px; }
@media (max-width: 640px) { .ticker--step .ticker-item { width: 132px; } }
@keyframes ticker-step-13 {
  0% { transform: translateX(0); }
  2.1000% { transform: translateX(-3.84615%); }
  7.6923% { transform: translateX(-3.84615%); }
  9.7923% { transform: translateX(-7.69231%); }
  15.3846% { transform: translateX(-7.69231%); }
  17.4846% { transform: translateX(-11.53846%); }
  23.0769% { transform: translateX(-11.53846%); }
  25.1769% { transform: translateX(-15.38462%); }
  30.7692% { transform: translateX(-15.38462%); }
  32.8692% { transform: translateX(-19.23077%); }
  38.4615% { transform: translateX(-19.23077%); }
  40.5615% { transform: translateX(-23.07692%); }
  46.1538% { transform: translateX(-23.07692%); }
  48.2538% { transform: translateX(-26.92308%); }
  53.8462% { transform: translateX(-26.92308%); }
  55.9462% { transform: translateX(-30.76923%); }
  61.5385% { transform: translateX(-30.76923%); }
  63.6385% { transform: translateX(-34.61538%); }
  69.2308% { transform: translateX(-34.61538%); }
  71.3308% { transform: translateX(-38.46154%); }
  76.9231% { transform: translateX(-38.46154%); }
  79.0231% { transform: translateX(-42.30769%); }
  84.6154% { transform: translateX(-42.30769%); }
  86.7154% { transform: translateX(-46.15385%); }
  92.3077% { transform: translateX(-46.15385%); }
  94.4077% { transform: translateX(-50.00000%); }
  100% { transform: translateX(-50.00000%); }
}

@media (prefers-reduced-motion: reduce) {
  .ticker--step .ticker-track { animation: none; }
}

/* ---------- Reveal-on-scroll ---------- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.5s ease, transform 0.5s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ---------- Skip link (accessibility) ---------- */
.skip-link {
  position: absolute; left: -999px; top: auto;
  background: var(--navy-900); color: #fff; padding: 0.8rem 1.2rem; border-radius: 0 0 8px 0; z-index: 100;
}
.skip-link:focus { left: 0; top: 0; }

/* ---------- Misc ---------- */
.tag-list { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tag { background: var(--blue-100); color: var(--navy-800); font-size: 0.8rem; font-weight: 700; padding: 0.3rem 0.7rem; border-radius: 999px; }
.divider { height: 1px; background: rgba(15,23,48,0.08); border: none; margin: var(--space-6) 0; }
.center { text-align: center; }
.muted { color: var(--slate-500); }
.site-footer .muted,
.section--navy .muted,
.download-card .muted,
.stripe-card .muted { color: var(--muted-on-dark); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); align-items: center; }
@media (max-width: 900px) { .two-col { grid-template-columns: 1fr; } }