/* =========================================================================
   Front Range Marking — design system
   Pure CSS, no preprocessor. Custom properties drive the design system.
   Scarlet is reserved for primary CTA, focus state, and hover underline only.
   ========================================================================= */

/* ---------- Self-hosted fonts (Public Sans, USWDS default) ---------- */
@font-face {
  font-family: "Public Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  size-adjust: 100%;
  src: url("/assets/fonts/PublicSans-Regular.woff2") format("woff2");
}
@font-face {
  font-family: "Public Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  size-adjust: 100%;
  src: url("/assets/fonts/PublicSans-SemiBold.woff2") format("woff2");
}
@font-face {
  font-family: "Public Sans";
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  size-adjust: 100%;
  src: url("/assets/fonts/PublicSans-Bold.woff2") format("woff2");
}

/* ---------- Design tokens ---------- */
:root {
  --navy-900: #0A2540;
  --navy-700: #13335C;
  --scarlet:  #BB0000;
  --scarlet-700: #8E0000;
  --olive:    #3B3C36;
  --white:    #FFFFFF;
  --bone:     #F7F8FA;
  --ink-900:  #1A202C;
  --ink-600:  #4A5568;
  --ink-300:  #CBD2D9;
  --rule:     #E2E8F0;
  --hairline: #EDF1F5;

  --container: 1080px;
  --container-narrow: 760px;

  --font-stack: "Public Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono-stack: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  --radius: 4px;
  --focus-ring: 3px solid var(--scarlet);

  --header-h: 72px;
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-900);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { display: block; max-width: 100%; }

/* Default links: ink-900 with a quiet hairline underline; scarlet appears
   only on hover/focus. Scarlet is reserved for action affordances. */
a {
  color: var(--ink-900);
  text-decoration-color: var(--ink-300);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}
a:hover {
  color: var(--scarlet);
  text-decoration-color: var(--scarlet);
}

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
}

.mono {
  font-family: var(--mono-stack);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.01em;
  font-size: 0.96em;
}

.muted { color: var(--ink-600); }

/* ---------- Skip link (Section 508) ---------- */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy-900);
  color: var(--white);
  padding: var(--space-3) var(--space-5);
  font-weight: 700;
  z-index: 100;
  text-decoration: none;
}
.skip-link:focus {
  left: var(--space-4);
  top: var(--space-4);
  outline: var(--focus-ring);
  color: var(--white);
}

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding-inline: var(--space-5);
}
.container--narrow { max-width: var(--container-narrow); }

@media (min-width: 768px) {
  .container { padding-inline: var(--space-6); }
}

/* ---------- Header (single bar) ---------- */
.site-header {
  background: var(--navy-900);
  color: var(--white);
  position: relative;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  min-height: 64px;
  padding-block: var(--space-3);
}
body.nav-open { overflow: hidden; }

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--white);
  flex-shrink: 0;
  margin-right: auto;
}
.wordmark:hover { color: var(--white); text-decoration: none; }
.wordmark__glyph {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.wordmark__glyph svg rect:nth-child(odd) { fill: var(--white); }
.wordmark__glyph svg rect:nth-child(even) { fill: var(--scarlet); }
.wordmark__text {
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

@media (min-width: 480px) {
  .wordmark__text { font-size: 16px; }
}
@media (min-width: 768px) {
  .site-header__inner { min-height: var(--header-h); }
  .wordmark__text { font-size: 17px; letter-spacing: 0.10em; }
}

/* ---------- Hamburger toggle (mobile only) ---------- */
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius);
  color: var(--white);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
  flex-shrink: 0;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.nav-toggle:hover { background: rgba(255,255,255,0.06); border-color: rgba(255,255,255,0.32); }
.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  width: 18px;
  height: 14px;
  position: relative;
}
.nav-toggle__bars > span {
  display: block;
  height: 2px;
  width: 100%;
  background: currentColor;
  border-radius: 2px;
  transition: transform 200ms ease, opacity 150ms ease;
  transform-origin: center;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(2) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bars > span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}
@media (min-width: 768px) {
  .nav-toggle { display: none; }
}

/* ---------- Primary nav ---------- */
.site-nav {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-5);
}
.site-nav__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 0;
}
.site-nav__list a {
  display: inline-block;
  padding: var(--space-3) var(--space-4);
  color: rgba(255,255,255,0.74);
  text-decoration: none;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: color 120ms ease, border-color 120ms ease;
}
.site-nav__list a:hover {
  color: var(--white);
  text-decoration: none;
}
.site-nav__list a[aria-current="page"] {
  color: var(--white);
  border-bottom-color: var(--scarlet);
}

/* Header CTA — ghost on dark, fills white on hover (desktop) */
.site-nav__cta {
  display: inline-block;
  padding: var(--space-2) var(--space-4);
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: var(--radius);
  background: transparent;
  color: var(--white);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  transition: background-color 120ms ease, color 120ms ease, border-color 120ms ease;
}
.site-nav__cta:hover {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--white);
  text-decoration: none;
}

/* Mobile: nav becomes a full-width drawer below the header */
@media (max-width: 767px) {
  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 0;
    background: var(--navy-900);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    padding: var(--space-3) 0 var(--space-4);
    max-height: 0;
    overflow: hidden;
    visibility: hidden;
    transition: max-height 220ms ease, visibility 0s linear 220ms;
    box-shadow: 0 12px 32px rgba(0,0,0,0.32);
  }
  .site-nav[data-open="true"] {
    max-height: calc(100vh - var(--header-h));
    visibility: visible;
    transition: max-height 240ms ease, visibility 0s linear 0s;
  }
  .site-nav__list {
    flex-direction: column;
    align-items: stretch;
    width: 100%;
  }
  .site-nav__list li { width: 100%; }
  .site-nav__list a {
    display: flex;
    align-items: center;
    width: 100%;
    min-height: 48px;
    padding: var(--space-3) var(--space-5);
    font-size: 14px;
    border-bottom: 1px solid rgba(255,255,255,0.06);
  }
  .site-nav__list a[aria-current="page"] {
    border-bottom-color: rgba(255,255,255,0.06);
    box-shadow: inset 3px 0 0 var(--scarlet);
  }
  .site-nav__cta {
    display: block;
    margin: var(--space-4) var(--space-5) 0;
    padding: var(--space-3) var(--space-5);
    text-align: center;
    background: var(--scarlet);
    border-color: var(--scarlet);
    font-size: 14px;
  }
  .site-nav__cta:hover {
    background: var(--scarlet-700);
    border-color: var(--scarlet-700);
    color: var(--white);
  }
}

/* ---------- Page header (subpages) ---------- */
.page-header {
  background: var(--navy-900);
  color: var(--white);
  padding-block: var(--space-7);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.page-header__eyebrow {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.62);
  margin: 0 0 var(--space-4);
}
.page-header__title {
  font-size: 30px;
  line-height: 1.15;
  font-weight: 700;
  margin: 0 0 var(--space-4);
  max-width: 26ch;
  letter-spacing: -0.015em;
}
.page-header__lede {
  font-size: 17px;
  line-height: 1.55;
  color: rgba(255,255,255,0.82);
  margin: 0;
  max-width: 60ch;
  font-weight: 400;
}
@media (min-width: 768px) {
  .page-header { padding-block: var(--space-8); }
  .page-header__title { font-size: 42px; }
  .page-header__lede { font-size: 18px; }
}

/* ---------- Prose blocks (used on About / Standards body copy) ---------- */
.prose-block {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-900);
  max-width: 68ch;
}
.prose-block p { margin: 0 0 var(--space-5); }
.prose-block p:last-child { margin-bottom: 0; }
.prose-block h3 {
  font-size: 18px;
  font-weight: 700;
  color: var(--navy-900);
  margin: var(--space-7) 0 var(--space-3);
  letter-spacing: -0.005em;
}
.prose-block h3:first-child { margin-top: 0; }
.prose-block strong { color: var(--navy-900); }
.prose-block ul {
  margin: 0 0 var(--space-5);
  padding-left: var(--space-5);
}
.prose-block ul li { margin-bottom: var(--space-2); }

/* ---------- Capability cards (label-family grid) ---------- */
.cap-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.cap-card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-6);
}
.cap-card__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.cap-card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0;
  letter-spacing: -0.005em;
}
/* Status pill: bone surface, navy text. The dot prefix carries the state;
   no red fills, no warning-pill semantics. */
.cap-card__status {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  padding: 4px var(--space-3);
  border-radius: 999px;
  background: var(--bone);
  color: var(--ink-600);
  border: 1px solid var(--rule);
  white-space: nowrap;
}
.cap-card__status::before {
  content: "";
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ink-300);
}
.cap-card__status--in-stock {
  background: var(--white);
  color: var(--navy-900);
  border-color: var(--navy-900);
}
.cap-card__status--in-stock::before {
  background: var(--navy-900);
}
.cap-card__body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-900);
  margin: 0 0 var(--space-4);
}
.cap-card__meta {
  font-size: 13px;
  color: var(--ink-600);
  margin: 0;
  padding-top: var(--space-3);
  border-top: 1px solid var(--hairline);
}
.cap-card__meta strong { color: var(--navy-900); }
@media (min-width: 768px) {
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ---------- Boundary list (in scope / out of scope) ---------- */
.boundary {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.boundary__col {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-6);
}
.boundary__title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 var(--space-5);
  color: var(--olive);
}
.boundary__col--do .boundary__title { color: var(--navy-900); }
.boundary__col--dont .boundary__title { color: var(--olive); }
.boundary__list {
  list-style: none;
  margin: 0;
  padding: 0;
}
.boundary__list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: 15px;
  line-height: 1.55;
  margin-bottom: var(--space-3);
  color: var(--ink-900);
}
.boundary__list li:last-child { margin-bottom: 0; }
.boundary__list li::before {
  position: absolute;
  left: 0;
  top: 7px;
  width: 8px;
  height: 8px;
  content: "";
}
.boundary__col--do .boundary__list li::before {
  background: var(--navy-900);
}
.boundary__col--dont .boundary__list li::before {
  border: 1px solid var(--ink-300);
  background: transparent;
}
@media (min-width: 768px) {
  .boundary { grid-template-columns: 1fr 1fr; }
}

/* ---------- Standards reference rows ---------- */
.std-list {
  display: grid;
  gap: var(--space-7);
}
.std-item {
  padding-left: var(--space-5);
  border-left: 1px solid var(--rule);
}
.std-item__id {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--olive);
  margin: 0 0 var(--space-2);
}
.std-item__title {
  font-size: 19px;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0 0 var(--space-3);
  letter-spacing: -0.005em;
}
.std-item__body {
  font-size: 15px;
  line-height: 1.7;
  color: var(--ink-900);
  margin: 0;
  max-width: 68ch;
}

/* ---------- Identifier table (Contracting page) ---------- */
.id-table {
  margin: 0;
  display: grid;
  gap: 0;
  background: var(--white);
  border: 1px solid var(--navy-900);
  border-radius: var(--radius);
  box-shadow: 0 1px 0 rgba(10, 37, 64, 0.04);
}
.id-table__row {
  display: grid;
  grid-template-columns: minmax(120px, 32%) 1fr;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--hairline);
  align-items: baseline;
}
.id-table__row:last-child { border-bottom: 0; }
.id-table__key {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--olive);
  margin: 0;
}
.id-table__val {
  font-size: 15px;
  color: var(--navy-900);
  font-weight: 500;
  margin: 0;
}
.id-table__val .mono { letter-spacing: 0.04em; }
@media (min-width: 768px) {
  .id-table__row {
    grid-template-columns: 200px 1fr;
    gap: var(--space-6);
    padding: var(--space-5) var(--space-6);
  }
  .id-table__val { font-size: 16px; }
}

/* ---------- Cross-link bar (page-foot prompts to other pages) ---------- */
.crosslinks {
  background: var(--bone);
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  padding-block: var(--space-7);
}
.crosslinks__grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;
}
.crosslinks__card {
  display: block;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-5);
  text-decoration: none;
  color: var(--ink-900);
  transition: border-color 120ms ease, transform 120ms ease;
}
.crosslinks__card:hover {
  border-color: var(--navy-900);
  color: var(--ink-900);
  text-decoration: none;
}
.crosslinks__label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--olive);
  margin-bottom: var(--space-2);
}
.crosslinks__title {
  display: block;
  font-size: 16px;
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-2);
  letter-spacing: -0.005em;
}
.crosslinks__body {
  display: block;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-600);
}
@media (min-width: 768px) {
  .crosslinks__grid { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Hero ---------- */
.hero {
  background: var(--navy-900);
  color: var(--white);
  padding-block: var(--space-8);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.hero__title {
  font-size: 32px;
  line-height: 1.12;
  font-weight: 700;
  margin: 0 0 var(--space-5);
  max-width: 22ch;
  letter-spacing: -0.02em;
}
.hero__subtitle {
  font-size: 18px;
  line-height: 1.55;
  color: rgba(255,255,255,0.84);
  margin: 0 0 var(--space-6);
  max-width: 56ch;
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin: 0 0 var(--space-6);
}
.hero__btn {
  display: inline-block;
  padding: var(--space-3) var(--space-5);
  font-weight: 700;
  font-size: 15px;
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid transparent;
  letter-spacing: 0.01em;
  transition: background-color 120ms ease, border-color 120ms ease, color 120ms ease;
}
.hero__btn--primary {
  background: var(--scarlet);
  color: var(--white);
  border-color: var(--scarlet);
}
.hero__btn--primary:hover {
  background: var(--scarlet-700);
  border-color: var(--scarlet-700);
  color: var(--white);
  text-decoration: none;
}
.hero__btn--secondary {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.45);
}
.hero__btn--secondary:hover {
  border-color: var(--white);
  color: var(--white);
  text-decoration: none;
}

/* Locator strip is data, not a control. */
.hero__locator {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  font-size: 13px;
  color: rgba(255,255,255,0.62);
  margin: 0;
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.12);
  letter-spacing: 0.04em;
}
.hero__locator .dot { color: rgba(255,255,255,0.32); }
.hero__locator .mono { color: rgba(255,255,255,0.82); }

@media (min-width: 768px) {
  .hero { padding-block: var(--space-9); }
  .hero__title { font-size: 44px; }
  .hero__subtitle { font-size: 19px; }
  .hero__btn { font-size: 16px; padding: var(--space-4) var(--space-6); }
}
@media (min-width: 1024px) {
  .hero__title { font-size: 52px; }
}

/* ---------- Section base ---------- */
.section {
  padding-block: var(--space-8);
}
.section--alt {
  background: var(--bone);
  border-block: 1px solid var(--rule);
}
.section__eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--olive);
  margin: 0 0 var(--space-3);
}
.section__title {
  font-size: 24px;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0 0 var(--space-6);
  letter-spacing: -0.015em;
  line-height: 1.2;
}
@media (min-width: 768px) {
  .section { padding-block: var(--space-9); }
  .section__title { font-size: 30px; }
}

/* ---------- Card grid ---------- */
.card-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}
.card {
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: var(--space-6);
}
.card__title {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-900);
  margin: 0 0 var(--space-3);
  letter-spacing: -0.005em;
}
.card__body {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-900);
  margin: 0;
}
@media (min-width: 768px) {
  .card-grid { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Specs / Data lists ---------- */
.specs, .data {
  margin: 0;
  display: grid;
  gap: 0;
  grid-template-columns: 1fr;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
}
.section--alt .specs,
.section--alt .data {
  background: var(--white);
}
.specs__row, .data__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-1);
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--hairline);
}
.specs__row:last-child, .data__row:last-child { border-bottom: 0; }

.specs__key, .data__key {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--olive);
  margin: 0;
}
.specs__val, .data__val {
  font-size: 15px;
  color: var(--ink-900);
  margin: 0;
}

@media (min-width: 768px) {
  .specs__row, .data__row {
    grid-template-columns: 220px 1fr;
    gap: var(--space-5);
    align-items: baseline;
  }
}

/* ---------- Prose paragraph (Executive Profile, etc.) ---------- */
.prose {
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-900);
  margin: 0;
  max-width: 68ch;
}
.prose strong { color: var(--navy-900); }

/* ---------- Differentiator list ---------- */
.diff-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--space-4);
}
.diff-list li {
  position: relative;
  padding-left: var(--space-6);
  font-size: 16px;
  line-height: 1.6;
  color: var(--ink-900);
}
.diff-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 8px;
  height: 8px;
  background: var(--navy-900);
}

/* ---------- FAQ (details/summary accordion) ---------- */
.faq {
  margin: 0;
  display: block;
}
.faq__row {
  padding: 0;
  border-bottom: 1px solid var(--rule);
}
.faq__row:first-of-type { border-top: 1px solid var(--rule); }
.faq__row[open] { background: var(--white); }
.faq__q {
  font-size: 17px;
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.4;
  list-style: none;
  cursor: pointer;
  padding: var(--space-5) var(--space-7) var(--space-5) 0;
  position: relative;
  user-select: none;
  letter-spacing: -0.005em;
}
.faq__q::-webkit-details-marker { display: none; }
.faq__q::after {
  content: "+";
  position: absolute;
  right: var(--space-2);
  top: 50%;
  transform: translateY(-50%);
  font-weight: 400;
  font-size: 22px;
  color: var(--navy-900);
  line-height: 1;
}
.faq__row[open] .faq__q::after {
  content: "\2212";
}
.faq__row:hover .faq__q { color: var(--scarlet); }
.faq__a {
  font-size: 16px;
  line-height: 1.7;
  color: var(--ink-900);
  margin: 0;
  padding: 0 0 var(--space-5);
  max-width: 68ch;
}
@media (min-width: 768px) {
  .faq__q { font-size: 18px; }
}

/* ---------- Compact comparison table (e.g. Class 1 vs Class 0) ---------- */
.compare {
  width: 100%;
  border-collapse: collapse;
  margin: var(--space-5) 0 0;
  background: var(--white);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 15px;
}
.compare caption {
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--olive);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--rule);
  background: var(--bone);
}
.compare th, .compare td {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--hairline);
  vertical-align: top;
  line-height: 1.55;
}
.compare tbody tr:last-child th,
.compare tbody tr:last-child td { border-bottom: 0; }
.compare thead th {
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--navy-900);
  background: var(--bone);
  border-bottom: 1px solid var(--rule);
}
.compare tbody th {
  font-weight: 700;
  color: var(--navy-900);
  width: 32%;
  background: rgba(247,248,250,0.5);
}
.compare td.is-yes { color: var(--navy-900); font-weight: 600; }
.compare td.is-no  { color: var(--ink-600); }

/* ---------- CTA copy button (sits inside dark CTA) ---------- */
.cta__copy {
  display: inline-block;
  margin-left: var(--space-2);
  padding: 4px var(--space-3);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.10em;
  text-transform: uppercase;
  background: rgba(255,255,255,0.08);
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.4);
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.cta__copy:hover {
  background: rgba(255,255,255,0.16);
  border-color: rgba(255,255,255,0.7);
}
.cta__copy:focus-visible {
  outline: 3px solid var(--white);
  outline-offset: 2px;
}

/* ---------- Sticky mobile CTA ---------- */
.sticky-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  padding: var(--space-3) var(--space-4) calc(var(--space-3) + env(safe-area-inset-bottom, 0px));
  background: rgba(10, 37, 64, 0.97);
  border-top: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.18);
  display: none;
}
.sticky-cta__btn {
  display: block;
  text-align: center;
  background: var(--scarlet);
  color: var(--white);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid var(--scarlet);
}
.sticky-cta__btn:hover {
  color: var(--white);
  background: var(--scarlet-700);
  border-color: var(--scarlet-700);
  text-decoration: none;
}

@media (max-width: 767px) {
  .sticky-cta { display: block; }
  .site-footer { padding-bottom: calc(var(--space-6) + 56px); }
}

/* ---------- Contact CTA section (navy surface, scarlet button only) ---------- */
.cta {
  background: var(--navy-900);
  color: var(--white);
  padding-block: var(--space-8);
  text-align: center;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.cta__eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin: 0 0 var(--space-3);
}
.cta__title {
  font-size: 26px;
  font-weight: 700;
  margin: 0 0 var(--space-3);
  letter-spacing: -0.015em;
  line-height: 1.2;
}
.cta__lead {
  font-size: 15px;
  margin: 0 0 var(--space-6);
  color: rgba(255,255,255,0.78);
  letter-spacing: 0.02em;
}
.cta__button {
  display: inline-block;
  background: var(--scarlet);
  color: var(--white);
  font-weight: 700;
  font-size: 16px;
  padding: var(--space-4) var(--space-7);
  border-radius: var(--radius);
  text-decoration: none;
  border: 1px solid var(--scarlet);
  letter-spacing: 0.02em;
  transition: background-color 120ms ease, border-color 120ms ease;
}
.cta__button:hover {
  background: var(--scarlet-700);
  color: var(--white);
  border-color: var(--scarlet-700);
  text-decoration: none;
}
.cta__button:focus-visible {
  outline: 3px solid var(--white);
  outline-offset: 4px;
}
.cta__plaintext {
  font-size: 13px;
  margin: var(--space-5) 0 0;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.02em;
}
.cta__plaintext .mono { color: rgba(255,255,255,0.88); }
@media (min-width: 768px) {
  .cta { padding-block: var(--space-9); }
  .cta__title { font-size: 32px; }
}

/* ---------- RFQ form (lives inside .cta, dark surface) ---------- */
.rfq-form {
  margin: var(--space-6) 0 0;
  text-align: left;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: var(--space-5);
}
@media (min-width: 768px) {
  .rfq-form { padding: var(--space-6) var(--space-7); }
}
.rfq-form__honeypot {
  position: absolute !important;
  left: -10000px !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}
.rfq-form__row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}
@media (min-width: 640px) {
  .rfq-form__row { grid-template-columns: 1fr 1fr; }
}
.rfq-form__field {
  display: block;
  margin-bottom: var(--space-4);
}
.rfq-form__row .rfq-form__field { margin-bottom: 0; }
.rfq-form__label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.86);
  margin-bottom: var(--space-2);
  letter-spacing: 0.02em;
}
.rfq-form__label abbr {
  color: var(--scarlet);
  text-decoration: none;
  border: 0;
  margin-left: 2px;
}
.rfq-form input[type="text"],
.rfq-form input[type="email"],
.rfq-form input[type="tel"],
.rfq-form textarea {
  width: 100%;
  font-family: var(--font-stack);
  font-size: 15px;
  line-height: 1.45;
  color: var(--white);
  background: rgba(0,0,0,0.28);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius);
  padding: var(--space-3) var(--space-4);
  transition: border-color 120ms ease, background-color 120ms ease;
  -webkit-appearance: none;
  appearance: none;
}
.rfq-form input[type="text"]::placeholder,
.rfq-form input[type="email"]::placeholder,
.rfq-form input[type="tel"]::placeholder,
.rfq-form textarea::placeholder {
  color: rgba(255,255,255,0.40);
}
.rfq-form input[type="text"]:hover,
.rfq-form input[type="email"]:hover,
.rfq-form input[type="tel"]:hover,
.rfq-form textarea:hover {
  border-color: rgba(255,255,255,0.32);
}
.rfq-form input[type="text"]:focus,
.rfq-form input[type="email"]:focus,
.rfq-form input[type="tel"]:focus,
.rfq-form textarea:focus {
  outline: none;
  border-color: var(--scarlet);
  background: rgba(0,0,0,0.40);
  box-shadow: 0 0 0 3px rgba(187,0,0,0.28);
}
.rfq-form textarea {
  resize: vertical;
  min-height: 96px;
}
.rfq-form input:autofill,
.rfq-form input:-webkit-autofill {
  -webkit-text-fill-color: var(--white);
  -webkit-box-shadow: 0 0 0 1000px rgba(0,0,0,0.40) inset;
  caret-color: var(--white);
}
.rfq-form__section-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
  margin: var(--space-6) 0 var(--space-4);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.rfq-form__section-title:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: 0;
}
.rfq-form__submit {
  display: inline-block;
  margin-top: var(--space-5);
  cursor: pointer;
  border: 1px solid var(--scarlet);
  font-family: var(--font-stack);
}
.rfq-form__submit:disabled {
  opacity: 0.6;
  cursor: progress;
}
.rfq-form__privacy {
  margin: var(--space-4) 0 0;
  font-size: 12px;
  color: rgba(255,255,255,0.55);
  line-height: 1.55;
}
.rfq-form__privacy a {
  color: rgba(255,255,255,0.85);
  text-decoration: underline;
  text-decoration-color: rgba(255,255,255,0.4);
}
.rfq-form__privacy a:hover {
  color: var(--white);
  text-decoration-color: var(--scarlet);
}
.rfq-form__alt {
  margin: var(--space-5) 0 0;
  font-size: 13px;
  color: rgba(255,255,255,0.6);
}
.rfq-form__alt a {
  color: rgba(255,255,255,0.88);
  text-decoration: underline;
  text-decoration-color: rgba(255,255,255,0.4);
}
.rfq-form__alt a:hover {
  color: var(--white);
  text-decoration-color: var(--scarlet);
}
.rfq-form__error {
  background: rgba(187,0,0,0.18);
  border: 1px solid rgba(187,0,0,0.55);
  color: rgba(255,255,255,0.96);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius);
  margin-bottom: var(--space-5);
  font-size: 14px;
}
.rfq-form__error[hidden] { display: none; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy-900);
  color: rgba(255,255,255,0.66);
  padding-block: var(--space-6);
  font-size: 13px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.site-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-3);
}
.site-footer__line { margin: 0; letter-spacing: 0.02em; }
.site-footer__links {
  margin: 0;
  font-size: 13px;
}
.site-footer__links a {
  color: var(--white);
  text-decoration: underline;
  text-decoration-color: rgba(255,255,255,0.7);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
.site-footer__links a:hover {
  color: var(--white);
  text-decoration-color: var(--scarlet);
}
.site-footer__micro {
  margin: 0;
  color: rgba(255,255,255,0.42);
  font-size: 12px;
  letter-spacing: 0.04em;
}
.site-footer .mono { color: rgba(255,255,255,0.88); }

/* ---------- Print ---------- */
@media print {
  .skip-link, .cta__button, .cta__copy,
  .site-nav, .crosslinks, .sticky-cta, .hero__actions { display: none; }
  body { color: #000; background: #fff; }
  .site-header, .hero, .page-header, .cta, .site-footer {
    background: #fff !important;
    color: #000 !important;
    border-color: #000 !important;
  }
  .page-header__title, .page-header__lede, .page-header__eyebrow { color: #000 !important; }
  a { color: #000; text-decoration: underline; }
  .section, .hero, .page-header, .cta { padding-block: var(--space-5); }
  .wordmark__glyph svg rect { fill: #000 !important; }
}