/* SAASA industrial palette: maroon, graphite, steel gray and warm white */
:root {
  --navy-900: #25282b;
  --navy-800: #383c40;
  --blue-600: #7a263a;
  --blue-800: #5a1e2c;
  --orange-600: #9d344c;
  --orange-400: #d7a6af;
  --text-900: #252b30;
  --text-on-dark: #d7dadd;
  --surface: #f5f4f2;
  --pale-blue: #e9ebec;
  --pale-orange: #f4e9ec;
  --border: #d2d6d8;
  --white: #ffffff;
  --radius: 8px;
  --radius-lg: 10px;
  --max: 1200px;
  --text-measure: 720px;
  --space-4: 4px;
  --space-8: 8px;
  --space-12: 12px;
  --space-16: 16px;
  --space-24: 24px;
  --space-32: 32px;
  --space-48: 48px;
  --space-64: 64px;
  --space-96: 96px;
  --header-h: 64px;
  --gutter: 16px;
  --focus: 2px solid var(--orange-600);
  --font: Inter, system-ui, Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

body {
  font-family: var(--font);
  font-style: normal;
  color: var(--text-900);
  background: var(--surface);
  font-size: 17px;
  line-height: 1.55;
  min-height: 100%;
}

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

a {
  color: var(--blue-800);
}

a:hover {
  color: var(--navy-900);
}

:focus-visible {
  outline: var(--focus);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: var(--space-12);
  top: -4rem;
  z-index: 2000;
  background: var(--navy-900);
  color: var(--white);
  padding: var(--space-8) var(--space-12);
  text-decoration: none;
  font-weight: 600;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.wrap {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--white);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  min-height: var(--header-h);
}

.wordmark {
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--navy-800);
  min-width: 0;
  margin-right: auto;
}

.wordmark-main {
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1;
}

.wordmark-sub {
  font-size: 13px;
  color: var(--blue-600);
  margin-top: 4px;
  line-height: 1.3;
}

.nav-list,
.footer-nav,
.contact-links,
.gallery {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav {
  display: none;
}

.nav-list {
  display: flex;
  gap: var(--space-4);
}

.nav a,
.footer-nav a {
  color: var(--navy-800);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: var(--space-8) var(--space-12);
  border-bottom: 2px solid transparent;
}

.nav a[aria-current="true"],
.nav a.is-active {
  color: var(--blue-800);
  border-bottom-color: var(--orange-600);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-8) var(--space-16);
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  font-size: 16px;
  border: 1px solid transparent;
  cursor: pointer;
}

.btn-header,
.btn-primary {
  background: var(--blue-800);
  color: var(--white);
}

.btn-header:hover,
.btn-primary:hover {
  background: var(--blue-600);
  color: var(--white);
}

.nav-enquiry {
  display: none;
}

body.nav-open .nav-enquiry {
  display: block;
  padding: var(--space-8) var(--space-12);
}

.nav-enquiry .btn-primary,
.nav-enquiry .btn-primary:hover {
  color: var(--white);
  width: 100%;
  border-bottom: 0;
}

.btn-header {
  display: none;
  white-space: nowrap;
}

.btn-secondary {
  background: var(--white);
  color: var(--blue-800);
  border-color: var(--blue-800);
}

.btn-secondary:hover {
  background: var(--pale-blue);
  color: var(--navy-900);
}

.menu-toggle {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.menu-toggle-bars,
.menu-toggle-bars::before,
.menu-toggle-bars::after {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--navy-800);
  position: relative;
}

.menu-toggle-bars::before,
.menu-toggle-bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle-bars::before {
  top: -6px;
}

.menu-toggle-bars::after {
  top: 6px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars {
  background: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

body.nav-open .nav {
  display: block;
  position: absolute;
  left: 0;
  right: 0;
  top: var(--header-h);
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: var(--space-12) var(--gutter) var(--space-16);
}

body.nav-open .nav-list {
  flex-direction: column;
}

body.nav-open {
  overflow: hidden;
}

.hero {
  position: relative;
  background: linear-gradient(115deg, var(--navy-900) 0%, var(--navy-900) 70%, #3f252c 100%);
  color: var(--white);
  border-bottom: 4px solid var(--blue-600);
}

.hero-inner {
  position: relative;
  display: grid;
  gap: var(--space-32);
  padding: var(--space-48) 0;
}

.eyebrow {
  color: var(--orange-400);
  font-size: 14px;
  font-weight: 600;
  margin: 0 0 var(--space-12);
}

.hero h1,
.section h2,
.card h3,
.contact-card h3 {
  font-weight: 700;
  letter-spacing: -0.02em;
  color: inherit;
  line-height: 1.2;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin: 0 0 var(--space-12);
  max-width: 14ch;
}

.hero-lead {
  color: var(--text-on-dark);
  font-size: 18px;
  max-width: var(--text-measure);
  margin: 0 0 var(--space-24);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-12);
}

.hero .btn-primary {
  background: var(--white);
  color: var(--navy-900);
}

.hero .btn-primary:hover {
  background: var(--pale-blue);
  color: var(--navy-900);
}

.hero .btn-secondary {
  background: transparent;
  color: var(--white);
  border-color: var(--text-on-dark);
}

.hero .btn-secondary:hover {
  background: rgba(215, 218, 221, 0.12);
  color: var(--white);
}

.hero-figure {
  margin: 0;
  background: var(--navy-800);
  border: 1px solid rgba(215, 218, 221, 0.2);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: contain;
  background: var(--navy-800);
}

.hero-figure figcaption {
  padding: var(--space-12) var(--space-16);
  font-size: 14px;
  font-weight: 600;
  color: var(--white);
  background: var(--blue-800);
}

.section {
  padding: var(--space-48) 0;
}

.section-alt {
  background: var(--pale-blue);
}

.section-head {
  margin-bottom: var(--space-32);
  max-width: var(--text-measure);
}

.section-label {
  margin: 0 0 var(--space-8);
  color: var(--blue-800);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.section h2 {
  margin: 0;
  color: var(--navy-800);
  font-size: clamp(1.875rem, 3vw, 2.5rem);
}

.card-grid,
.gallery,
.contact-grid,
.cert-layout {
  display: grid;
  gap: var(--space-16);
}

.card,
.contact-card,
.fact-list,
.cert-preview {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.card {
  padding: var(--space-24) var(--space-16) var(--space-24);
  border-left: 4px solid var(--blue-600);
}

.card-icon {
  width: 44px;
  height: 44px;
  margin-bottom: var(--space-16);
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 6px;
}

.card-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--blue-600);
  fill: none;
  stroke-width: 1.6;
}

.card h3,
.contact-card h3 {
  margin: 0 0 var(--space-8);
  color: var(--navy-800);
  font-size: clamp(1.375rem, 2vw, 1.75rem);
}

.card p,
.contact-card p,
.fact-list dd {
  margin: 0;
  color: var(--text-900);
}

.gallery {
  grid-template-columns: 1fr;
}

.gallery-item {
  width: 100%;
  display: flex;
  flex-direction: column;
  padding: 0;
  border: 1px solid var(--border);
  background: var(--white);
  border-radius: var(--radius);
  overflow: hidden;
  text-align: left;
  cursor: pointer;
  color: inherit;
  font: inherit;
}

.gallery-item:hover,
.gallery-item:focus-visible {
  border-color: var(--blue-600);
}

.gallery-item img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  background: var(--pale-blue);
}

.gallery-caption {
  display: block;
  padding: var(--space-12) var(--space-16);
  color: var(--white);
  background: var(--blue-800);
  font-weight: 600;
  font-size: 14px;
}

.cert-preview {
  margin: 0;
  overflow: hidden;
}

.cert-preview img {
  width: 100%;
  max-height: 34rem;
  object-fit: contain;
  background: var(--surface);
}

.cert-preview figcaption {
  padding: var(--space-12) var(--space-16);
  font-size: 14px;
  color: var(--text-900);
  background: var(--pale-blue);
}

.fact-list {
  margin: 0;
  padding: 0;
}

.fact-list > div {
  padding: var(--space-16);
  border-bottom: 1px solid var(--border);
}

.fact-list > div:nth-child(even) {
  background: var(--pale-blue);
}

.fact-list > div:last-child {
  border-bottom: 0;
}

.fact-list dt {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue-800);
  margin-bottom: var(--space-4);
}

.fact-list dd {
  color: var(--text-900);
}

.contact-card {
  padding: var(--space-24) var(--space-16);
  border-top: 4px solid var(--orange-600);
}

.contact-links {
  display: grid;
  gap: var(--space-12);
}

.contact-card a,
.contact-links a {
  font-weight: 600;
  text-decoration: underline;
}

.external::after {
  content: " \2197";
  font-weight: 700;
  text-decoration: none;
}

.site-footer {
  background: var(--navy-900);
  color: var(--text-on-dark);
  padding: var(--space-48) 0;
  font-size: 15px;
}

.footer-inner {
  display: grid;
  gap: var(--space-24);
}

.footer-brand .wordmark-main {
  margin: 0;
  color: var(--white);
}

.footer-brand .wordmark-sub {
  color: var(--orange-400);
}

.footer-code,
.footer-meta p {
  margin: var(--space-12) 0 0;
  font-size: 14px;
  font-weight: 600;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
}

.footer-nav a,
.back-to-top {
  color: var(--text-on-dark);
}

.footer-nav a:hover,
.back-to-top:hover {
  color: var(--white);
}

.back-to-top {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: var(--space-8);
  font-weight: 700;
  text-decoration: underline;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: grid;
  place-items: center;
  padding: var(--space-16);
}

.lightbox[hidden] {
  display: none;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(37, 40, 43, 0.88);
}

.lightbox-dialog {
  position: relative;
  width: min(100%, 58rem);
  max-height: calc(100vh - 2rem);
  overflow: auto;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-16);
}

.lightbox-close {
  position: sticky;
  top: 0;
  float: right;
  min-height: 44px;
  padding: var(--space-8) var(--space-16);
  background: var(--blue-800);
  color: var(--white);
  border: 0;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}

.lightbox-close:hover {
  background: var(--blue-600);
}

.lightbox-figure {
  margin: 2.75rem 0 0;
}

.lightbox-figure img {
  width: 100%;
  max-height: 72vh;
  object-fit: contain;
  margin-inline: auto;
}

.lightbox-figure figcaption {
  margin-top: var(--space-12);
  padding: var(--space-12) var(--space-16);
  color: var(--white);
  background: var(--blue-800);
  font-weight: 600;
  font-size: 14px;
}

@media (min-width: 768px) {
  :root {
    --gutter: 20px;
    --header-h: 76px;
  }

  .btn-header {
    display: inline-flex;
  }

  .section {
    padding: var(--space-64) 0;
  }

  .gallery {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-grid,
  .cert-layout {
    grid-template-columns: 1fr 1.1fr;
    align-items: start;
  }

  .hero-inner {
    padding: var(--space-64) 0;
  }
}

@media (min-width: 1024px) {
  :root {
    --gutter: 24px;
  }

  .menu-toggle {
    display: none;
  }

  .nav {
    display: block;
  }

  .hero-inner {
    grid-template-columns: 1fr 1.05fr;
    align-items: center;
  }

  .card-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .gallery {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-inner {
    grid-template-columns: 1.3fr 1fr 1fr;
    align-items: start;
  }

  .section {
    padding: var(--space-96) 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}