/* Rielnix Control Systems
   Palette: British Racing Green primary, off-white text, near-black surfaces */

:root {
  --brg: #004225;
  --brg-dark: #00301b;
  --brg-deep: #002416;
  --ink: #0F1612;
  --paper: #F6F5F1;
  --bone: #F0F0F0;
  --rule: #d8d6cf;
  --muted: #5a615d;
  --link: #004225;
  --link-hover: #00301b;
  --surface: #ffffff;
  --surface-alt: #ffffff;
  --tile-bg: #ffffff;
  --form-bg: #ffffff;
  --input-bg: #F6F5F1;
  --header-bg: #F6F5F1;
  --fact-bg: #0F1612;
  --fact-ink: #F0F0F0;
  --shadow: 0 1px 2px rgba(15, 22, 18, 0.06), 0 8px 24px rgba(15, 22, 18, 0.08);
  --maxw: 1120px;
  --gutter: clamp(24px, 5vw, 40px);
  --font-sans: "Bahnschrift", "Barlow", "DIN Next", system-ui, -apple-system, "Segoe UI", Arial, sans-serif;
  color-scheme: light;
}

/* Dark mode: British Racing Green stays the brand color.
   Only surface/text tokens flip. A separate --link var carries the
   text-style accent green that needs higher contrast on dark surfaces. */
[data-theme="dark"] {
  --brg: #004225;
  --brg-dark: #00301b;
  --brg-deep: #002416;
  --ink: #f4f2eb;
  --paper: #0a100d;
  --bone: #F0F0F0;
  --rule: #243029;
  --muted: #c2c9c4;
  --link: #6fbf8e;
  --link-hover: #8ed4a8;
  --surface: #0d1311;
  --surface-alt: #111815;
  --tile-bg: #131b17;
  --form-bg: #131b17;
  --input-bg: #0a100d;
  --header-bg: rgba(10, 16, 13, 0.92);
  --fact-bg: #002416;
  --fact-ink: #f0f0f0;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.45);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --brg: #004225;
    --brg-dark: #00301b;
    --brg-deep: #002416;
    --ink: #f4f2eb;
    --paper: #0a100d;
    --bone: #F0F0F0;
    --rule: #243029;
    --muted: #c2c9c4;
    --link: #6fbf8e;
    --link-hover: #8ed4a8;
    --surface: #0d1311;
    --surface-alt: #111815;
    --tile-bg: #131b17;
    --form-bg: #131b17;
    --input-bg: #0a100d;
    --header-bg: rgba(10, 16, 13, 0.92);
    --fact-bg: #002416;
    --fact-ink: #f0f0f0;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.4), 0 8px 24px rgba(0, 0, 0, 0.45);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html, body { margin: 0; padding: 0; }

body {
  font-family: var(--font-sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; height: auto; display: block; }

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

h1, h2, h3, h4 {
  font-family: var(--font-sans);
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--ink);
  margin: 0 0 0.5em;
  line-height: 1.15;
}

h1 { font-size: clamp(2rem, 4.5vw, 3.4rem); letter-spacing: 0.02em; }
h2 { font-size: clamp(1.5rem, 2.6vw, 2.1rem); }
h3 { font-size: 1.2rem; letter-spacing: 0.04em; text-transform: uppercase; }
h4 { font-size: 1rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brg); }

p { margin: 0 0 1em; }
.lead { font-size: 1.15rem; color: var(--ink); max-width: 60ch; }

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ====== Header ====== */
.site-header {
  background: var(--header-bg);
  border-bottom: 1px solid var(--rule);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(140%) blur(6px);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px var(--gutter);
}
@media (orientation: portrait) and (min-width: 781px) {
  .site-header .container { max-width: 880px; }
}
.header-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img { height: 58px; width: auto; }
.brand-text {
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--ink);
}
.nav {
  display: flex;
  gap: 22px;
  align-items: center;
  flex-wrap: wrap;
}
.nav a {
  color: var(--ink);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
}
.nav a:hover { text-decoration: none; border-bottom-color: var(--brg); color: var(--link); }
.nav a.active { border-bottom-color: var(--brg); color: var(--link); }
.nav .cta {
  background: var(--brg);
  color: var(--bone);
  padding: 9px 18px;
  border-radius: 2px;
  border-bottom: none;
}
.nav .cta:hover { background: var(--brg-dark); color: var(--bone); border-bottom: none; }
.nav .cta.active { color: var(--bone); border-bottom: none; }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--rule);
  padding: 8px 12px;
  font: inherit;
  color: var(--ink);
  cursor: pointer;
}

.theme-toggle {
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink);
  width: 38px;
  height: 38px;
  border-radius: 2px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: border-color 120ms ease, color 120ms ease, background 120ms ease;
}
.theme-toggle:hover { border-color: var(--brg); color: var(--link); }
.theme-toggle svg { width: 18px; height: 18px; display: block; }
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .icon-sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .icon-moon { display: none; }
}

@media (max-width: 780px) {
  .nav-toggle { display: inline-block; }
  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px var(--gutter) 16px;
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid var(--rule); }
  .nav a:last-child { border-bottom: none; }
  .nav .cta { text-align: center; margin-top: 10px; }
}

/* ====== Hero ====== */
.hero {
  background: var(--brg);
  color: var(--bone);
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.06), transparent 50%),
    linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(0,0,0,0.25) 100%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding: clamp(60px, 9vw, 120px) var(--gutter) clamp(56px, 8vw, 100px);
  max-width: 820px;
}
.hero h1 {
  color: var(--bone);
  text-transform: uppercase;
  font-weight: 700;
  font-size: clamp(2.2rem, 5.2vw, 4rem);
  line-height: 1.05;
  margin-bottom: 0.4em;
}
.hero .sub {
  font-size: clamp(1.05rem, 1.8vw, 1.35rem);
  color: rgba(240, 240, 240, 0.92);
  max-width: 60ch;
  margin-bottom: 32px;
}
.hero .ctas { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 14px 26px;
  border-radius: 2px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 120ms ease, color 120ms ease, border-color 120ms ease;
  border: 2px solid transparent;
}
.btn-primary { background: #F0F0F0; color: #0F1612; }
.btn-primary:hover { background: #fff; color: #0F1612; text-decoration: none; }
.btn-ghost { background: transparent; color: var(--bone); border-color: var(--bone); }
.btn-ghost:hover { background: var(--bone); color: var(--ink); text-decoration: none; }
.btn-dark { background: var(--brg); color: var(--bone); }
.btn-dark:hover { background: var(--brg-dark); color: var(--bone); text-decoration: none; }
.btn-outline-dark { background: transparent; color: var(--brg); border-color: var(--brg); }
.btn-outline-dark:hover { background: var(--brg); color: var(--bone); text-decoration: none; }

/* ====== Trust strip ====== */
.trust-strip {
  background: #0F1612;
  color: #F0F0F0;
  text-align: center;
  font-size: 0.9rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 14px 0;
}
.trust-strip span { margin: 0 14px; opacity: 0.9; }
.trust-strip .sep { color: #2a8a5a; opacity: 0.9; }

/* ====== Sections ====== */
section {
  padding: clamp(56px, 8vw, 96px) 0;
}
section.alt { background: var(--surface-alt); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 16px;
  max-width: 540px;
  font-size: 0.95rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--link);
  margin-bottom: 18px;
  font-weight: 700;
}
.eyebrow::before {
  content: "";
  display: block;
  width: 36px;
  height: 2px;
  background: var(--link);
  flex-shrink: 0;
}
.eyebrow::after {
  content: "";
  display: block;
  flex: 1;
  height: 2px;
  background: var(--link);
}
.section-head { max-width: 720px; margin-bottom: 48px; }
.section-head p { color: var(--muted); max-width: 60ch; }

/* ====== Tiles ====== */
.tiles {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.tile {
  background: var(--tile-bg);
  border: 1px solid var(--rule);
  padding: 32px 28px;
  border-radius: 2px;
  transition: transform 160ms ease, box-shadow 160ms ease, border-color 160ms ease;
  position: relative;
}
.tile:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
  border-color: var(--brg);
}
.tile .tile-num {
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  color: var(--brg);
  font-weight: 600;
}
.tile h3 {
  margin-top: 10px;
  font-size: 1.15rem;
  text-transform: none;
  letter-spacing: 0;
  font-weight: 600;
}
.tile p { color: var(--muted); margin-bottom: 0; }
.tile ul { margin: 12px 0 0; padding-left: 18px; color: var(--muted); }
.tile ul li { margin-bottom: 4px; }

/* ====== Two-column ====== */
.two-col {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 56px;
  align-items: start;
}
@media (max-width: 820px) { .two-col { grid-template-columns: 1fr; gap: 32px; } }

.fact-card {
  background: var(--fact-bg);
  color: var(--fact-ink);
  padding: 32px;
  border-radius: 2px;
  border-left: 6px solid var(--brg);
}
.fact-card h4 { color: var(--bone); }
.fact-card dl { margin: 0; }
.fact-card dt {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(240,240,240,0.55);
  margin-top: 14px;
}
.fact-card dt:first-child { margin-top: 0; }
.fact-card dd {
  margin: 4px 0 0;
  font-size: 1.05rem;
  color: var(--bone);
  font-weight: 500;
}

/* ====== Industries list ====== */
.chips {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}
@media (max-width: 820px) { .chips { grid-template-columns: repeat(2, 1fr); } }
.chip {
  background: var(--tile-bg);
  border: 1px solid var(--brg);
  color: var(--link);
  padding: 8px 14px;
  border-radius: 2px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-align: center;
}

/* ====== About owners ====== */
.owners {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.owner-card {
  background: var(--tile-bg);
  border: 1px solid var(--rule);
  padding: 28px;
  border-radius: 2px;
}
.owner-card .role {
  color: var(--brg);
  font-size: 0.82rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 6px;
}
.owner-card h3 {
  font-size: 1.3rem;
  text-transform: none;
  letter-spacing: 0;
  margin-bottom: 8px;
}
.veteran-badge {
  display: inline-block;
  background: var(--brg);
  color: var(--bone);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 2px;
  margin-top: 10px;
  font-weight: 600;
}

/* ====== Contact ====== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 820px) { .contact-grid { grid-template-columns: 1fr; } }

.form {
  background: var(--form-bg);
  border: 1px solid var(--rule);
  padding: 32px;
  border-radius: 2px;
}
.form label {
  display: block;
  font-size: 0.78rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  font-weight: 600;
  margin-bottom: 6px;
}
.form input, .form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--rule);
  border-radius: 2px;
  font: inherit;
  background: var(--input-bg);
  color: var(--ink);
  margin-bottom: 18px;
  transition: border-color 120ms ease, background 120ms ease;
}
.form input:focus, .form textarea:focus {
  outline: none;
  border-color: var(--brg);
  background: var(--form-bg);
}
.form textarea { min-height: 140px; resize: vertical; }
.hp { position: absolute; left: -10000px; top: auto; width: 1px; height: 1px; overflow: hidden; }

.contact-info p { margin: 4px 0; }
.contact-info .label {
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  margin-top: 18px;
  margin-bottom: 2px;
}
.contact-info .value {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--ink);
}
.response {
  background: var(--brg);
  color: var(--bone);
  padding: 20px 24px;
  margin-top: 24px;
  border-radius: 2px;
}
.response strong { display: block; letter-spacing: 0.1em; text-transform: uppercase; font-size: 0.85rem; margin-bottom: 4px; }

/* ====== CTA banner ====== */
.cta-banner {
  background: #0F1612;
  color: #F0F0F0;
  text-align: center;
  padding: clamp(48px, 7vw, 80px) 0;
}
.cta-banner h2 {
  color: #F0F0F0;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 14px;
}
.cta-banner p { color: rgba(240,240,240,0.85); max-width: 60ch; margin: 0 auto 28px; }

/* ====== Footer ====== */
.site-footer {
  background: var(--brg-deep);
  color: rgba(240,240,240,0.78);
  padding: 48px 0 24px;
  font-size: 0.92rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; gap: 24px; } }
.site-footer h5 {
  color: var(--bone);
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 0 0 12px;
  font-weight: 600;
}
.site-footer a { color: var(--bone); }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 6px; }
.footer-mark {
  display: flex; align-items: center; gap: 12px; margin-bottom: 14px;
}
.footer-mark img { height: 64px; width: auto; }
.footer-veteran {
  display: flex;
  align-items: center;
  gap: 12px;
}
.footer-veteran img {
  width: 40px;
  height: auto;
  flex-shrink: 0;
  border: 1px solid rgba(240, 240, 240, 0.18);
  box-shadow: 0 2px 6px rgba(0,0,0,0.35);
}
.footer-veteran span {
  color: #F0F0F0;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  line-height: 1.35;
  white-space: nowrap;
}
.footer-tag {
  color: rgba(240,240,240,0.6);
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.footer-bottom {
  border-top: 1px solid rgba(240,240,240,0.12);
  padding-top: 18px;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: rgba(240,240,240,0.55);
}

/* ====== Page hero (sub-pages) ====== */
.page-hero {
  background: var(--brg);
  color: var(--bone);
  padding: clamp(48px, 6vw, 84px) 0 clamp(40px, 5vw, 64px);
}
.page-hero .eyebrow { color: rgba(240,240,240,0.85); }
.page-hero .eyebrow::before,
.page-hero .eyebrow::after { background: rgba(240,240,240,0.85); }
.page-hero h1 {
  color: var(--bone);
  text-transform: uppercase;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 12px;
}
.page-hero p { color: rgba(240,240,240,0.9); max-width: 60ch; margin: 0; }

/* ====== Misc ====== */
.divider {
  height: 1px;
  background: var(--rule);
  margin: 48px 0;
  border: 0;
}
.muted { color: var(--muted); }

.form-status {
  margin-top: 12px;
  padding: 12px 14px;
  border-radius: 2px;
  font-size: 0.92rem;
  display: none;
}
.form-status.ok { display: block; background: rgba(31, 109, 71, 0.12); color: var(--link); border: 1px solid var(--brg); }
.form-status.err { display: block; background: rgba(180, 60, 60, 0.12); color: #d97b7b; border: 1px solid #a55050; }

/* ====== Page-disable / Coming Soon ======
   Driven by site-config.js. When the current page is disabled, the document
   element gets [data-page-status="disabled"]. We hide the .gated-content
   block (the real page) and show the .page-disabled-notice block (the
   Coming Soon placeholder) in its place. */
.page-disabled-notice { display: none; }
[data-page-status="disabled"] .gated-content { display: none !important; }
[data-page-status="disabled"] .page-disabled-notice {
  display: block;
  padding: clamp(72px, 12vw, 140px) 0;
  text-align: center;
}
.page-disabled-notice .stamp {
  display: inline-block;
  border: 2px solid var(--brg);
  color: var(--link);
  font-size: 0.78rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 2px;
  margin-bottom: 24px;
}
.page-disabled-notice h1 {
  font-size: clamp(1.8rem, 3.6vw, 2.6rem);
  margin-bottom: 16px;
}
.page-disabled-notice p {
  color: var(--muted);
  max-width: 52ch;
  margin: 0 auto 12px;
}
.page-disabled-notice .actions {
  margin-top: 32px;
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ====== Certification badges (homepage / capabilities trust row) ====== */
.cert-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: center;
  margin-top: 12px;
}
.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--rule);
  background: var(--tile-bg);
  color: var(--ink);
  padding: 12px 18px;
  border-radius: 2px;
  font-size: 0.82rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-weight: 600;
}
.cert-badge .dot {
  width: 8px;
  height: 8px;
  background: var(--brg);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ====== Print ====== */
@media print {
  .site-header, .site-footer, .cta-banner, .nav-toggle { display: none; }
  body { background: #fff; }
  .hero, .page-hero { background: #fff; color: #000; }
  .hero h1, .page-hero h1 { color: #000; }
}