/* ==========================================================================
   BOLD T LOGISTICS AND PLANT HIRE (PTY) LTD
   Main stylesheet — plain CSS3, no build step.
   --------------------------------------------------------------------------
   TABLE OF CONTENTS
   01. Design tokens (CSS variables)
   02. Reset & base
   03. Typography
   04. Layout helpers (container, section, dividers)
   05. Buttons
   06. Header & navigation
   07. Hero
   08. Cards (services, values, stats)
   09. Featured / gallery teaser grid
   10. About — story, vision/mission, org chart, compliance
   11. Services — alternating rows
   12. Gallery — filter, grid, lightbox
   13. Contact — form & map
   14. CTA band
   15. Footer
   16. Scroll-reveal animation
   17. Responsive overrides (480 / 768 / 1024 / 1440)
   18. Reduced-motion & print
   ========================================================================== */

/* ==========================================================================
   01. DESIGN TOKENS
   ========================================================================== */
:root {
  /* --- Brand palette (pulled from the logo) --- */
  --color-charcoal:      #14161a;   /* near-black base            */
  --color-charcoal-2:    #1e2126;   /* raised charcoal surface    */
  --color-charcoal-3:    #2a2e35;   /* borders on dark            */
  --color-gold:          #e6a817;   /* primary accent (amber)     */
  --color-gold-dark:     #bd8912;   /* hover/active gold          */
  --color-steel:         #8a929e;   /* secondary — steel grey     */
  --color-steel-light:   #c3c8d0;
  --color-green:         #3e5c50;   /* sparing contrast accent    */
  --color-blue:          #2c5f6f;   /* alt sparing accent         */

  /* Steel blue — secondary accent, pulled from the Archibuild logo.
     Used for links, secondary buttons, and to distinguish Archibuild
     from Bold T on the Our Companies page. */
  --color-steel-blue:      #2f9fd6;
  --color-steel-blue-dark: #1c6a90;  /* link text / hover on light */
  --color-steel-blue-soft: #eaf5fb;  /* tint background            */

  --color-bg:            #ffffff;
  --color-bg-alt:        #f4f5f7;   /* light section background    */
  --color-bg-dark:       var(--color-charcoal);
  --color-text:          #23262b;   /* body copy on light         */
  --color-text-muted:    #5b616b;
  --color-text-invert:   #f0f1f3;   /* body copy on dark          */
  --color-border:        #e0e2e6;

  --color-focus:         #ffce49;   /* visible focus ring         */

  /* --- Typography --- */
  --font-heading: "Oswald", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --font-body:    "Inter", "Helvetica Neue", Arial, "Segoe UI", sans-serif;

  --fs-300: 0.8125rem;   /* 13px */
  --fs-400: 1rem;        /* 16px */
  --fs-500: 1.125rem;    /* 18px */
  --fs-600: 1.375rem;    /* 22px */
  --fs-700: 1.75rem;     /* 28px */
  --fs-800: 2.25rem;     /* 36px */
  --fs-900: 3rem;        /* 48px */
  --fs-1000: 3.75rem;    /* 60px */

  /* --- Spacing scale --- */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;

  /* --- Structure --- */
  --container-max: 1200px;
  --container-pad: 1.25rem;
  --header-h: 84px;
  --header-h-scrolled: 64px;
  --radius: 3px;            /* deliberately tight — angular, not rounded */
  --divider-cut: 46px;      /* height of diagonal section cuts           */

  --shadow-sm: 0 1px 3px rgba(15, 17, 20, 0.12);
  --shadow-md: 0 10px 30px rgba(15, 17, 20, 0.14);
  --shadow-lg: 0 24px 60px rgba(15, 17, 20, 0.28);

  --transition: 0.25s ease;
}

/* ==========================================================================
   02. RESET & BASE
   ========================================================================== */
*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 20px);
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-400);
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img,
picture,
svg,
video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-steel-blue-dark);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-charcoal); }

ul[role="list"] { list-style: none; padding: 0; }

/* The [hidden] attribute must win even over component display rules
   (e.g. .form { display: grid }) — used to swap the contact form for its
   thank-you panel. */
[hidden] { display: none !important; }

button,
input,
textarea,
select {
  font: inherit;
  color: inherit;
}

/* Consistent, visible focus for keyboard users */
:focus-visible {
  outline: 3px solid var(--color-focus);
  outline-offset: 2px;
}

/* Screen-reader-only utility */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -100px;
  z-index: 2000;
  background: var(--color-gold);
  color: var(--color-charcoal);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: top var(--transition);
}
.skip-link:focus { top: var(--space-4); }

/* ==========================================================================
   03. TYPOGRAPHY
   ========================================================================== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--color-charcoal);
}

h1 { font-size: clamp(2.25rem, 6vw, var(--fs-1000)); }
h2 { font-size: clamp(1.875rem, 4.4vw, var(--fs-800)); }
h3 { font-size: var(--fs-600); }
h4 { font-size: var(--fs-500); text-transform: none; letter-spacing: 0; }

p { max-width: 68ch; }

strong { font-weight: 700; }

.kicker {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--fs-300);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--color-gold-dark);
  padding-left: 42px;
  position: relative;
  margin-bottom: var(--space-3);
}
.kicker::before {
  content: "";
  position: absolute;
  left: 0; top: 50%;
  width: 30px; height: 2px;
  background: var(--color-gold);
  transform: translateY(-50%);
}
.kicker--invert { color: var(--color-gold); }

.section-head {
  max-width: 720px;
  margin-bottom: var(--space-7);
}
.section-head.is-centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-head.is-centered .kicker { padding-left: 0; }
.section-head.is-centered .kicker::before { display: none; }
.section-head p {
  margin-top: var(--space-3);
  color: var(--color-text-muted);
  font-size: var(--fs-500);
}

/* Placeholder markers the client must fill in — visible but unobtrusive */
.confirm {
  background: rgba(230, 168, 23, 0.18);
  border-bottom: 1px dashed var(--color-gold-dark);
  padding: 0 3px;
  font-style: normal;
  white-space: nowrap;
}

/* ==========================================================================
   04. LAYOUT HELPERS
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}
.container--wide { max-width: 1360px; }
.container--narrow { max-width: 820px; }

.section {
  padding-block: var(--space-8);
  position: relative;
}
.section--tight { padding-block: var(--space-7); }
.section--alt { background: var(--color-bg-alt); }
.section--dark {
  background: var(--color-charcoal);
  color: var(--color-text-invert);
}
.section--dark h1,
.section--dark h2,
.section--dark h3 { color: #fff; }
.section--dark p { color: var(--color-steel-light); }

/* Angular diagonal divider — sits at the top of a section */
.section--cut-top { clip-path: polygon(0 var(--divider-cut), 100% 0, 100% 100%, 0 100%); margin-top: calc(var(--divider-cut) * -1); padding-top: calc(var(--space-8) + var(--divider-cut)); }
.section--cut-both {
  clip-path: polygon(0 var(--divider-cut), 100% 0, 100% calc(100% - var(--divider-cut)), 0 100%);
  padding-block: calc(var(--space-8) + var(--divider-cut));
}

.grid { display: grid; gap: var(--space-5); }

/* ==========================================================================
   05. BUTTONS
   ========================================================================== */
.btn {
  --btn-bg: var(--color-gold);
  --btn-fg: var(--color-charcoal);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.9rem 1.75rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--fs-400);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--btn-fg);
  background: var(--btn-bg);
  border: 2px solid var(--btn-bg);
  border-radius: var(--radius);
  cursor: pointer;
  transition: transform var(--transition), background var(--transition),
              color var(--transition), border-color var(--transition),
              box-shadow var(--transition);
}
.btn:hover {
  background: var(--color-gold-dark);
  border-color: var(--color-gold-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn:active { transform: translateY(0); }

.btn--ghost {
  --btn-bg: transparent;
  --btn-fg: #fff;
  border-color: rgba(255, 255, 255, 0.55);
}
.btn--ghost:hover {
  background: #fff;
  border-color: #fff;
  color: var(--color-charcoal);
}

.btn--dark {
  --btn-bg: var(--color-charcoal);
  --btn-fg: #fff;
  border-color: var(--color-charcoal);
}
.btn--dark:hover { background: #000; border-color: #000; color: var(--color-gold); }

/* Secondary button — steel blue */
.btn--blue {
  --btn-bg: var(--color-steel-blue);
  --btn-fg: #fff;
  border-color: var(--color-steel-blue);
}
.btn--blue:hover {
  background: var(--color-steel-blue-dark);
  border-color: var(--color-steel-blue-dark);
  color: #fff;
}

.btn--sm { padding: 0.6rem 1.15rem; font-size: var(--fs-300); }
.btn--block { display: flex; width: 100%; justify-content: center; }

/* ==========================================================================
   06. HEADER & NAVIGATION
   ========================================================================== */
.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 1000;
  height: var(--header-h);
  display: flex;
  align-items: center;
  background: rgba(20, 22, 26, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid transparent;
  transition: height var(--transition), background var(--transition),
              border-color var(--transition), box-shadow var(--transition);
}
.site-header.is-scrolled {
  height: var(--header-h-scrolled);
  background: rgba(15, 16, 19, 0.98);
  border-bottom-color: var(--color-charcoal-3);
  box-shadow: var(--shadow-sm);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}
.brand img {
  height: 48px;
  width: auto;
  transition: height var(--transition);
}
.site-header.is-scrolled .brand img { height: 38px; }

/* Text wordmark — no combined logo exists yet, so the site brand is set in type.
   "Archibold" + a gold "T" nods to both Archibuild and Bold T. */
.brand--wordmark {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.6rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
  line-height: 1;
  transition: font-size var(--transition), color var(--transition);
}
.brand--wordmark .brand-t { color: var(--color-gold); }
.brand--wordmark:hover { color: #fff; }
.site-header.is-scrolled .brand--wordmark { font-size: 1.4rem; }
@media (max-width: 767.98px) {
  .brand--wordmark,
  .site-header.is-scrolled .brand--wordmark { font-size: 1.3rem; letter-spacing: 0.1em; }
}

/* Primary nav */
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
  padding: 0;
  margin: 0;
}
.nav-list a {
  display: inline-block;
  padding: var(--space-2) 0;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--fs-400);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-steel-light);
  position: relative;
}
.nav-list a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--color-gold);
  transition: width var(--transition);
}
.nav-list a:hover,
.nav-list a[aria-current="page"] { color: #fff; }
.nav-list a:hover::after,
.nav-list a[aria-current="page"]::after { width: 100%; }

.nav-cta { display: inline-flex; }

/* Hamburger toggle — hidden on desktop */
.nav-toggle {
  display: none;
  width: 46px; height: 46px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--color-charcoal-3);
  border-radius: var(--radius);
  cursor: pointer;
}
.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  display: block;
  width: 22px; height: 2px;
  margin-inline: auto;
  background: #fff;
  transition: transform var(--transition), opacity var(--transition);
}
.nav-toggle span::before { transform: translateY(-7px); }
.nav-toggle span::after  { transform: translateY(5px); }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(0) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after  { transform: translateY(-2px) rotate(-45deg); }

/* ==========================================================================
   07. HERO
   ========================================================================== */
.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: 64vh;
  padding-top: calc(var(--header-h) + var(--space-8));
  padding-bottom: var(--space-9);
  color: #fff;
  background: var(--color-charcoal);
  background-size: cover;
  background-position: center;
  overflow: hidden;
  clip-path: polygon(0 0, 100% 0, 100% calc(100% - var(--divider-cut)), 0 100%);
}
.hero--home { min-height: 88vh; }

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    100deg,
    rgba(11, 12, 15, 0.94) 0%,
    rgba(11, 12, 15, 0.82) 45%,
    rgba(11, 12, 15, 0.62) 100%
  );
}
.hero > .container { position: relative; z-index: 1; }

.hero__inner { max-width: 720px; }
.hero h1 {
  color: #fff;
  margin-bottom: var(--space-4);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}
.hero__lead {
  font-size: var(--fs-500);
  color: #e7e9ec;
  margin-bottom: var(--space-6);
}
.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

/* Compact hero for interior pages */
.hero--page { min-height: 46vh; }
.hero--page h1 { margin-bottom: var(--space-2); }

/* thin gold rule under interior hero headings */
.hero--page .kicker { color: var(--color-gold); }

/* ==========================================================================
   08. CARDS
   ========================================================================== */
.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-gold);
  transition: transform var(--transition), box-shadow var(--transition),
              border-color var(--transition);
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-top-color: var(--color-charcoal);
}
.card h3 { font-size: var(--fs-600); }
.card p { color: var(--color-text-muted); font-size: var(--fs-400); }

.card__icon {
  width: 54px; height: 54px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal);
  color: var(--color-gold);
}
.card__icon svg { width: 28px; height: 28px; }

/* "Explore …" eyebrow link — sits at the top of the card, above the icon */
.card__link {
  order: -1;                       /* first visual element regardless of source order */
  margin-bottom: var(--space-2);   /* breathing room before the icon below */
  font-family: var(--font-heading);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: var(--fs-300);
  color: var(--color-gold-dark);
}
.card__link::after { content: " \2192"; }
.card:hover .card__link { color: var(--color-charcoal); }

/* full-card click target — invisible ::before overlay keeps the markup a single link
   while leaving the visible "Explore …" text in normal flow with proper spacing */
.card--link .card__link::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

/* Stat / feature blocks ("why choose us") */
.stat-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--color-charcoal-3);
  border: 1px solid var(--color-charcoal-3);
}
.stat {
  background: var(--color-charcoal);
  color: #fff;
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.stat__num {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-900);
  line-height: 1;
  color: var(--color-gold);
}
.stat__label {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-500);
}
.stat p { color: var(--color-steel); font-size: var(--fs-300); }

/* Values grid (About) */
.value-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
.value {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-gold);
}
.value__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  background: var(--color-bg-alt);
  color: var(--color-charcoal);
}
.value__icon svg { width: 24px; height: 24px; }
.value h3 { font-size: var(--fs-500); text-transform: none; letter-spacing: 0; }
.value p { font-size: var(--fs-300); color: var(--color-text-muted); }

/* ==========================================================================
   08b. DUAL-BRAND INTRO BLOCK (home, below hero)
   ========================================================================== */
.intro-brands {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-5);
  text-align: center;
}
.intro-brands__logos {
  display: flex;
  flex-shrink: 0;
  gap: var(--space-4);
  justify-content: center;
}
.intro-brands__logo {
  width: 150px;
  height: 96px;
  padding: var(--space-3);
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
}
.intro-brands__logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.intro-brands__text {
  max-width: 60ch;
  margin: 0;
  font-size: var(--fs-500);
  color: var(--color-text-muted);
}
@media (min-width: 768px) {
  .intro-brands {
    flex-direction: row;
    align-items: center;
    gap: var(--space-7);
    text-align: left;
  }
}

/* ==========================================================================
   09. FEATURED / GALLERY TEASER GRID
   ========================================================================== */
.mosaic {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-3);
}
.mosaic a {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-charcoal-2);
}
.mosaic img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.mosaic a::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(12, 13, 16, 0.55), transparent 55%);
  opacity: 0;
  transition: opacity var(--transition);
}
.mosaic a:hover img { transform: scale(1.06); }
.mosaic a:hover::after { opacity: 1; }

/* ==========================================================================
   10. ABOUT PAGE
   ========================================================================== */
.prose p + p { margin-top: var(--space-4); }
.prose p { color: var(--color-text-muted); font-size: var(--fs-500); max-width: 74ch; }

.vm-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}
.vm-card {
  padding: var(--space-6);
  background: var(--color-charcoal);
  color: #fff;
  border-bottom: 3px solid var(--color-gold);
}
.vm-card h3 { color: #fff; margin-bottom: var(--space-3); }
.vm-card p { color: var(--color-steel-light); }
.vm-card ul {
  margin: var(--space-3) 0 0;
  padding-left: var(--space-5);
  color: var(--color-steel-light);
}
.vm-card li { margin-bottom: var(--space-2); }

/* Org chart — CSS-only tree */
.org {
  --org-line: var(--color-steel);
  text-align: center;
  overflow-x: auto;
  padding-bottom: var(--space-3);
}
.org ul { display: flex; justify-content: center; padding-top: var(--space-6); position: relative; }
.org li {
  list-style: none;
  position: relative;
  padding: var(--space-6) var(--space-3) 0;
}
.org-node {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  min-width: 170px;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 3px solid var(--color-gold);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-charcoal);
  box-shadow: var(--shadow-sm);
}
.org-node small {
  font-family: var(--font-body);
  text-transform: none;
  letter-spacing: 0;
  color: var(--color-text-muted);
  font-weight: 400;
}
.org-node--lead { border-top-color: var(--color-charcoal); background: var(--color-charcoal); color: #fff; }
.org-node--lead small { color: var(--color-steel); }

/* connector lines */
.org li::before,
.org li::after {
  content: "";
  position: absolute;
  top: 0;
  width: 50%;
  height: var(--space-6);
  border-top: 2px solid var(--org-line);
}
.org li::before { left: 0; border-right: 2px solid var(--org-line); }
.org li::after  { left: 50%; }
.org li:only-child::before,
.org li:only-child::after { display: none; }
.org li:first-child::before { border: 0; }
.org li:last-child::after { border: 0; }
.org > ul > li { padding-top: 0; }
.org > ul > li::before,
.org > ul > li::after { display: none; }
.org ul ul::before {
  content: "";
  position: absolute;
  top: 0; left: 50%;
  height: var(--space-6);
  border-left: 2px solid var(--org-line);
}
.org ul ul { position: relative; }

/* Compliance badge row */
.badge-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}
.badge {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-5);
  background: var(--color-bg);
  border: 1px dashed var(--color-steel);
}
.badge__mark {
  width: 56px; height: 56px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal);
  color: var(--color-gold);
}
.badge__mark svg { width: 30px; height: 30px; }
.badge strong {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--fs-400);
}
.badge span { font-size: var(--fs-300); color: var(--color-text-muted); }

/* ==========================================================================
   11. SERVICES — ALTERNATING ROWS
   ========================================================================== */
.svc {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  align-items: center;
  padding-block: var(--space-7);
  border-bottom: 1px solid var(--color-border);
}
.svc:last-child { border-bottom: 0; }
.svc__media {
  position: relative;
  overflow: hidden;
  background: var(--color-charcoal-2);
}
.svc__media img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3 / 2; }
.svc__media::before {
  content: attr(data-index);
  position: absolute;
  left: 0; top: 0;
  z-index: 1;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: var(--fs-700);
  color: var(--color-charcoal);
  background: var(--color-gold);
  padding: var(--space-1) var(--space-4);
}
.svc__body h2 { font-size: var(--fs-700); margin-bottom: var(--space-3); }
.svc__body p { color: var(--color-text-muted); }
.svc__list {
  margin-top: var(--space-4);
  padding: 0;
  list-style: none;
  display: grid;
  gap: var(--space-2);
}
.svc__list li {
  position: relative;
  padding-left: 28px;
  font-size: var(--fs-400);
}
.svc__list li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.55em;
  width: 12px; height: 2px;
  background: var(--color-gold);
}

/* ==========================================================================
   12. GALLERY — FILTER, GRID, LIGHTBOX
   ========================================================================== */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-6);
}
.filter-btn {
  padding: 0.55rem 1.1rem;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: var(--fs-300);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn:hover { color: var(--color-charcoal); border-color: var(--color-steel); }
.filter-btn[aria-pressed="true"] {
  background: var(--color-charcoal);
  border-color: var(--color-charcoal);
  color: var(--color-gold);
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}
.gallery-item {
  position: relative;
  margin: 0;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--color-charcoal-2);
  cursor: pointer;
  border: 0;
  padding: 0;
}
.gallery-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.gallery-item .cap {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  padding: var(--space-4) var(--space-3) var(--space-3);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: var(--fs-300);
  text-align: left;
  color: #fff;
  background: linear-gradient(to top, rgba(12, 13, 16, 0.85), transparent);
  transform: translateY(8px);
  opacity: 0;
  transition: transform var(--transition), opacity var(--transition);
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item:hover .cap,
.gallery-item:focus-visible .cap { transform: translateY(0); opacity: 1; }
.gallery-item.is-hidden { display: none; }

.gallery-empty {
  display: none;
  padding: var(--space-7);
  text-align: center;
  color: var(--color-text-muted);
  border: 1px dashed var(--color-border);
}
.gallery-empty.is-shown { display: block; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-5);
  background: rgba(9, 10, 12, 0.92);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition), visibility var(--transition);
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__figure {
  margin: 0;
  max-width: 1000px;
  width: 100%;
  text-align: center;
}
.lightbox__figure img {
  width: 100%;
  max-height: 78vh;
  object-fit: contain;
  border: 1px solid var(--color-charcoal-3);
}
.lightbox__caption {
  margin-top: var(--space-3);
  color: var(--color-steel-light);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-300);
}
.lightbox__btn {
  position: absolute;
  top: var(--space-5);
  right: var(--space-5);
  width: 48px; height: 48px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal);
  color: #fff;
  border: 1px solid var(--color-charcoal-3);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
}
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 52px; height: 52px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal);
  color: #fff;
  border: 1px solid var(--color-charcoal-3);
  font-size: 1.6rem;
  cursor: pointer;
}
.lightbox__nav--prev { left: var(--space-4); }
.lightbox__nav--next { right: var(--space-4); }
.lightbox__btn:hover,
.lightbox__nav:hover { background: var(--color-gold); color: var(--color-charcoal); }

/* ==========================================================================
   13. CONTACT — FORM & MAP
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-7);
}

.contact-detail {
  display: flex;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}
.contact-detail:last-of-type { border-bottom: 0; }
.contact-detail__icon {
  flex-shrink: 0;
  width: 44px; height: 44px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal);
  color: var(--color-gold);
}
.contact-detail__icon svg { width: 22px; height: 22px; }
.contact-detail h3 {
  font-size: var(--fs-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 2px;
}
.contact-detail p { color: var(--color-text-muted); font-size: var(--fs-400); }

.form { display: grid; gap: var(--space-4); }
.field { display: grid; gap: var(--space-2); }
.field label {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-size: var(--fs-300);
  color: var(--color-charcoal);
}
.field .req { color: var(--color-gold-dark); }
.field input,
.field textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(230, 168, 23, 0.25);
}
.field textarea { min-height: 150px; resize: vertical; }
.field .error-text {
  font-size: var(--fs-300);
  color: #c0392b;
  min-height: 1em;
}
.field.has-error input,
.field.has-error textarea { border-color: #c0392b; }

/* Honeypot — visually + semantically removed from the flow, still submitted */
.hp-field {
  position: absolute !important;
  left: -5000px;
  width: 1px; height: 1px;
  overflow: hidden;
}

.form-status {
  padding: var(--space-4);
  font-size: var(--fs-400);
  border-left: 3px solid var(--color-steel);
  background: var(--color-bg-alt);
  display: none;
}
.form-status.is-shown { display: block; }
.form-status.is-success { border-left-color: var(--color-green); }
.form-status.is-error { border-left-color: #c0392b; }

/* On-page thank-you — replaces the form after a successful submission */
.form-success {
  padding: var(--space-7) var(--space-6);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-green);
  text-align: center;
}
.form-success:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; }
.form-success__icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin: 0 auto var(--space-4);
  border-radius: 50%;
  background: var(--color-green);
  color: #fff;
}
.form-success__icon svg { width: 30px; height: 30px; }
.form-success h3 { font-size: var(--fs-600); margin-bottom: var(--space-3); }
.form-success p { margin: 0 auto var(--space-3); color: var(--color-text-muted); max-width: 46ch; }
.form-success p:last-child { margin-bottom: 0; }

.map-embed {
  border: 1px solid var(--color-border);
  overflow: hidden;
  aspect-ratio: 16 / 10;
}
.map-embed iframe { width: 100%; height: 100%; border: 0; }

/* ==========================================================================
   14. CTA BAND
   ========================================================================== */
.cta-band {
  position: relative;
  background: var(--color-gold);
  color: var(--color-charcoal);
  padding-block: var(--space-8);
  clip-path: polygon(0 var(--divider-cut), 100% 0, 100% 100%, 0 100%);
  margin-top: calc(var(--divider-cut) * -1);
}
.cta-band__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  align-items: flex-start;
}
.cta-band h2 { color: var(--color-charcoal); }
.cta-band p { font-size: var(--fs-500); font-weight: 500; }
.cta-band .btn--dark { flex-shrink: 0; }

/* ==========================================================================
   15. FOOTER
   ========================================================================== */
.site-footer {
  background: var(--color-charcoal);
  color: var(--color-steel-light);
  padding-top: var(--space-8);
  font-size: var(--fs-300);
}

/* --- Dual-company block (both sister companies, equal weight) --- */
.footer-companies {
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-6);
  border-bottom: 1px solid var(--color-charcoal-3);
}
.brand--footer {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #fff;
}
.brand--footer .brand-t { color: var(--color-gold); }
.footer-tagline {
  margin-top: var(--space-2);
  color: var(--color-steel);
  max-width: 60ch;
}
.footer-company-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
  margin-top: var(--space-5);
}
.footer-company {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
}
.footer-logo-chip {
  flex-shrink: 0;
  width: 104px;
  height: 60px;
  padding: var(--space-2);
  background: #fff;
  border-radius: var(--radius);
}
.footer-logo-chip img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  margin: 0;
}
.footer-company strong {
  display: block;
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: var(--fs-400);
  color: #fff;
}
.footer-company span { display: block; color: var(--color-steel); }
.footer-company--archibuild { border-left: 3px solid var(--color-steel-blue); padding-left: var(--space-3); }
.footer-company--boldt { border-left: 3px solid var(--color-gold); padding-left: var(--space-3); }

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  padding-bottom: var(--space-7);
}
.footer-col h4 {
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--fs-400);
  color: #fff;
  margin-bottom: var(--space-3);
}
.footer-col p { color: var(--color-steel); max-width: 34ch; }
.footer-col img { height: 44px; width: auto; margin-bottom: var(--space-4); }
.footer-links { list-style: none; padding: 0; display: grid; gap: var(--space-2); }
.footer-links a { color: var(--color-steel-light); }
.footer-links a:hover { color: var(--color-gold); }

.reg-line { margin-top: var(--space-3); color: var(--color-steel); }

.social-row { display: flex; gap: var(--space-3); margin-top: var(--space-2); }
.social-row a {
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  background: var(--color-charcoal-2);
  border: 1px solid var(--color-charcoal-3);
  color: var(--color-steel-light);
}
.social-row a:hover { background: var(--color-gold); color: var(--color-charcoal); border-color: var(--color-gold); }
.social-row svg { width: 18px; height: 18px; }

.footer-bottom {
  border-top: 1px solid var(--color-charcoal-3);
  padding-block: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  color: var(--color-steel);
}
.footer-bottom a { color: var(--color-steel-light); }

/* ==========================================================================
   15b. OUR COMPANIES PAGE
   ========================================================================== */
.company-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
  align-items: start;
}
.company-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-top: 4px solid var(--color-steel);
  height: 100%;
}
.company-card--archibuild { border-top-color: var(--color-steel-blue); }
.company-card--boldt { border-top-color: var(--color-gold); }

.company-card__logo {
  width: 100%;
  max-width: 260px;
  height: 120px;
  padding: var(--space-4);
  background: #fff;
  border: 1px solid var(--color-border);
}
.company-card__logo img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: left center;
}

.company-card h3 {
  font-size: var(--fs-600);
  margin: 0;
}
.company-card__reg {
  font-family: var(--font-heading);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-size: var(--fs-300);
  color: var(--color-text-muted);
}
.company-card--archibuild .company-card__reg { color: var(--color-steel-blue-dark); }
.company-card--boldt .company-card__reg { color: var(--color-gold-dark); }
.company-card p { color: var(--color-text-muted); }
.company-card address {
  font-style: normal;
  color: var(--color-text-muted);
  font-size: var(--fs-300);
}
.company-card ul {
  margin: 0;
  padding-left: var(--space-5);
  color: var(--color-text-muted);
  display: grid;
  gap: var(--space-1);
}
.company-card .btn { align-self: flex-start; margin-top: auto; }

.company-note {
  margin-top: var(--space-6);
  padding: var(--space-5) var(--space-6);
  background: var(--color-charcoal);
  color: #fff;
  border-left: 4px solid var(--color-gold);
  font-family: var(--font-heading);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: var(--fs-500);
  line-height: 1.5;
}

/* ==========================================================================
   16. SCROLL-REVEAL ANIMATION
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}
.reveal[data-reveal="left"]  { transform: translateX(-28px); }
.reveal[data-reveal="right"] { transform: translateX(28px); }
.reveal.is-visible,
.reveal[data-reveal].is-visible {
  opacity: 1;
  transform: none;
}
.reveal-delay-1 { transition-delay: 0.08s; }
.reveal-delay-2 { transition-delay: 0.16s; }
.reveal-delay-3 { transition-delay: 0.24s; }

/* ==========================================================================
   17. RESPONSIVE OVERRIDES
   ========================================================================== */

/* --- >= 480px : phablet --- */
@media (min-width: 480px) {
  .hero__actions { flex-wrap: nowrap; }
  .badge-row { grid-template-columns: repeat(2, 1fr); }
  .mosaic { grid-template-columns: repeat(2, 1fr); }
}

/* --- < 768px : mobile nav --- */
/* Collapse to the hamburger menu below ~960px — six nav items plus the
   phone CTA need more room than the 768px content breakpoint allows. */
@media (max-width: 959.98px) {
  .nav-toggle { display: grid; place-items: center; }

  /* keep header height stable on mobile so the dropdown stays flush */
  .site-header.is-scrolled { height: var(--header-h); }
  .site-header.is-scrolled .brand img { height: 48px; }

  .nav {
    position: fixed;
    inset: var(--header-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--color-charcoal);
    border-bottom: 1px solid var(--color-charcoal-3);
    padding: var(--space-4) var(--container-pad) var(--space-6);
    transform: translateY(-120%);
    transition: transform 0.32s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-lg);
    max-height: calc(100vh - var(--header-h));
    overflow-y: auto;
  }
  .nav.is-open { transform: translateY(0); }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }
  .nav-list li { border-bottom: 1px solid var(--color-charcoal-3); }
  .nav-list a {
    display: block;
    padding: var(--space-4) 0;
    font-size: var(--fs-500);
  }
  .nav-list a::after { display: none; }

  .nav-cta { margin-top: var(--space-4); }
  .nav-cta .btn { width: 100%; justify-content: center; }
}

/* --- >= 768px : tablet+ --- */
@media (min-width: 768px) {
  :root { --container-pad: 2rem; }

  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .value-grid { grid-template-columns: repeat(2, 1fr); }
  .vm-grid { grid-template-columns: repeat(2, 1fr); }
  .mosaic { grid-template-columns: repeat(3, 1fr); }
  .mosaic a:first-child { grid-column: span 2; grid-row: span 2; }
  .gallery-grid { grid-template-columns: repeat(3, 1fr); }
  .badge-row { grid-template-columns: repeat(3, 1fr); }

  .cta-band__inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
  .cta-band__inner > div { max-width: 60ch; }

  .svc { grid-template-columns: 1fr 1fr; gap: var(--space-7); }
  .svc--flip .svc__media { order: 2; }

  .contact-layout { grid-template-columns: 1fr 1.15fr; }

  .footer-company-row { grid-template-columns: 1fr 1fr; gap: var(--space-6); }
  .footer-grid { grid-template-columns: 1fr 1fr 1.4fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }

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

/* --- >= 1024px : desktop --- */
@media (min-width: 1024px) {
  .section { padding-block: var(--space-9); }
  .card-grid--3 { grid-template-columns: repeat(3, 1fr); }
  .stat-grid { grid-template-columns: repeat(4, 1fr); }
  .value-grid { grid-template-columns: repeat(5, 1fr); }
  .value { flex-direction: column; }
  .hero__inner { max-width: 780px; }
}

/* --- >= 1440px : wide --- */
@media (min-width: 1440px) {
  :root { --fs-1000: 4.25rem; }
  .container--wide { max-width: 1440px; }
}

/* ==========================================================================
   18. REDUCED MOTION & PRINT
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header,
  .nav,
  .cta-band,
  .lightbox { display: none !important; }
  .hero { min-height: auto; color: #000; clip-path: none; }
  .hero::before { display: none; }
  body { color: #000; }
}