/* style.css — 6D Civil — Custom Dark Industrial Design System */

/* ============================================================
   DESIGN TOKENS — CUSTOM DARK-FIRST INDUSTRIAL PALETTE
   6D Civil: Bold, dark, heavy-duty, industrial confidence
   Primary: Deep charcoal. Accent: 6D Red (#E5392D)
   ============================================================ */

:root {
  /* --- Fluid Type Scale --- */
  --text-xs:   clamp(0.75rem,  0.7rem  + 0.25vw, 0.875rem);
  --text-sm:   clamp(0.875rem, 0.8rem  + 0.35vw, 1rem);
  --text-base: clamp(1rem,     0.9rem  + 0.5vw,  1.125rem);
  --text-lg:   clamp(1.125rem, 0.95rem + 0.85vw, 1.5rem);
  --text-xl:   clamp(1.5rem,   1rem    + 1.5vw,  2.25rem);
  --text-2xl:  clamp(2rem,     1.2rem  + 2.5vw,  3.5rem);
  --text-3xl:  clamp(2.5rem,   1rem    + 4vw,    5rem);
  --text-hero: clamp(3rem,     0.5rem  + 7vw,    7rem);

  /* --- 4px Spacing System --- */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* --- 6D Accent (Red) --- */
  --color-accent:        #E5392D;
  --color-accent-hover:  #c42f24;
  --color-accent-active: #a3261e;
  --color-accent-dim:    rgba(229, 57, 45, 0.15);
  --color-accent-glow:   rgba(229, 57, 45, 0.25);

  /* --- Dark Surfaces (primary) --- */
  --color-bg:        #1a1a1a;
  --color-surface:   #222222;
  --color-surface-2: #2a2a2a;
  --color-surface-3: #333333;

  /* --- Light Surfaces (secondary / alternating sections) --- */
  --color-bg-light:      #f5f5f3;
  --color-surface-light: #ffffff;

  /* --- Text on Dark --- */
  --color-text:       #ffffff;
  --color-text-muted: #999999;
  --color-text-faint: #666666;

  /* --- Text on Light --- */
  --color-text-light:       #1a1a1a;
  --color-text-muted-light: #666666;
  --color-text-faint-light: #999999;

  /* --- Borders --- */
  --color-border-dark:  rgba(255, 255, 255, 0.1);
  --color-border-light: rgba(0, 0, 0, 0.1);

  /* --- Radius --- */
  --radius-sm: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-full: 9999px;

  /* --- Transitions --- */
  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-enter: 300ms cubic-bezier(0.16, 1, 0.3, 1);

  /* --- Shadows --- */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 12px 40px rgba(0, 0, 0, 0.6);
  --shadow-red: 0 4px 24px rgba(229, 57, 45, 0.3);

  /* --- Content Widths --- */
  --content-narrow:  640px;
  --content-default: 960px;
  --content-wide:    1200px;

  /* --- Font Families --- */
  --font-body:    'DM Sans', 'Helvetica Neue', sans-serif;
  --font-display: 'DM Sans', 'Helvetica Neue', sans-serif;
}

/* ============================================================
   GLOBAL STYLES
   ============================================================ */

body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  overflow-x: hidden;
}

/* ============================================================
   SKIP LINK
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-4);
  background: var(--color-accent);
  color: #fff;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: var(--text-sm);
  text-decoration: none;
  z-index: 10000;
}
.skip-link:focus {
  top: var(--space-4);
}

/* ============================================================
   CONTAINER UTILITY
   ============================================================ */
.container {
  max-width: var(--content-wide);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

.container--narrow {
  max-width: var(--content-narrow);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-8));
}

.container--default {
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: clamp(var(--space-4), 4vw, var(--space-12));
}

/* ============================================================
   HEADER / NAVIGATION
   ============================================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background var(--transition-enter), 
              border-color var(--transition-enter),
              backdrop-filter var(--transition-enter),
              opacity 0.5s ease;
  border-bottom: 1px solid transparent;
}

.site-header.scrolled {
  background: rgba(26, 26, 26, 0.95);
  backdrop-filter: blur(12px);
  border-bottom-color: var(--color-border-dark);
}

/* Fade header out on home page when scrolled */
.site-header.scrolled.home-fade {
  opacity: 0;
  pointer-events: none;
}

.site-header.scrolled.home-fade:hover {
  opacity: 1;
  pointer-events: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  padding-block: var(--space-5);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
  flex-shrink: 0;
}

/* SVG Logo image styles */
.logo-img {
  height: 62px;
  width: auto;
  display: block;
}

.logo-img--footer {
  height: 62px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-list a {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  transition: color var(--transition-interactive);
}

.nav-list a:hover,
.nav-list a.active {
  color: var(--color-text);
}

.header-cta {
  flex-shrink: 0;
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-3);
  cursor: pointer;
  background: none;
  border: none;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  position: relative;
  z-index: 1001;
  user-select: none;
  -webkit-user-select: none;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: var(--transition-interactive);
  transform-origin: center;
  pointer-events: none; /* clicks pass through to the button */
}

.hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger.open span:nth-child(2) {
  opacity: 0;
}
.hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-nav {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(320px, 85vw);
  background: var(--color-surface);
  z-index: 999;
  transform: translateX(100%);
  transition: transform var(--transition-enter);
  -webkit-transition: -webkit-transform var(--transition-enter);
  border-left: 1px solid var(--color-border-dark);
  display: flex;
  flex-direction: column;
  padding: var(--space-16) var(--space-8) var(--space-8);
  gap: var(--space-2);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav.open {
  transform: translateX(0);
  -webkit-transform: translateX(0);
}

.mobile-nav a {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-muted);
  text-decoration: none;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: var(--space-4) 0;
  min-height: 44px;
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--color-border-dark);
  transition: color var(--transition-interactive);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--color-text);
}

.mobile-nav .btn-accent {
  margin-top: var(--space-6);
  text-align: center;
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-enter);
}

.nav-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn-accent {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: var(--color-accent);
  color: #ffffff;
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  white-space: nowrap;
}

.btn-accent:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-red);
}

.btn-accent:active {
  background: var(--color-accent-active);
  border-color: var(--color-accent-active);
  transform: translateY(0);
  box-shadow: none;
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: transparent;
  color: #ffffff;
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 2px solid rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: border-color var(--transition-interactive),
              background var(--transition-interactive),
              color var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  white-space: nowrap;
}

.btn-ghost:hover {
  border-color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-1px);
  box-shadow: 0 2px 12px rgba(229, 57, 45, 0.15);
}

.btn-ghost:active {
  transform: translateY(0);
}

.btn-ghost--dark {
  color: var(--color-text-light);
  border-color: rgba(0, 0, 0, 0.3);
}
.btn-ghost--dark:hover {
  border-color: var(--color-text-light);
  background: rgba(0, 0, 0, 0.05);
}

.btn-white {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  background: #ffffff;
  color: var(--color-accent);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  text-decoration: none;
  border: 2px solid #ffffff;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--transition-interactive),
              transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  white-space: nowrap;
}

.btn-white:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

/* ============================================================
   BRAND MOTIF — "MORE. THAN." recurring element
   ============================================================ */
.brand-motif {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.25em;
  color: var(--color-accent);
}

.hero-motif {
  margin-bottom: var(--space-4);
  opacity: 1;
  font-size: var(--text-lg);
}

/* ============================================================
   SECTION SYSTEM
   ============================================================ */
.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}

.section--dark {
  background: var(--color-bg);
  color: var(--color-text);
}

.section--surface {
  background: var(--color-surface);
  color: var(--color-text);
}

.section--light {
  background: var(--color-bg-light);
  color: var(--color-text-light);
}

.section--white {
  background: var(--color-surface-light);
  color: var(--color-text-light);
}

.section--accent {
  background: var(--color-accent);
  color: #ffffff;
}

/* Section label / overline */
.section-overline {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent);
  margin-bottom: var(--space-4);
}

.section-overline::after {
  content: '';
  display: block;
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  flex-shrink: 0;
}

.section-overline--light {
  color: var(--color-accent);
}

.section-heading {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.05;
  margin-bottom: var(--space-6);
}

.section-heading--light {
  color: var(--color-text-light);
}

.section-subheading {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  line-height: 1.5;
}

.section-subheading--light {
  color: var(--color-text-muted-light);
}

/* ============================================================
   PAGE HERO (for inner pages)
   ============================================================ */
.page-hero {
  padding-top: clamp(var(--space-32), 24vw, 240px);
  padding-bottom: clamp(var(--space-16), 12vw, var(--space-32));
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border-dark);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(26, 26, 26, 0.6) 0%, rgba(26, 26, 26, 0.9) 100%);
  pointer-events: none;
  z-index: 1;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.page-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.85);
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 1.0;
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.page-hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 55ch;
}

/* ============================================================
   HOME HERO
   ============================================================ */
.home-hero {
  position: relative;
  height: 100dvh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(to bottom, rgba(26, 26, 26, 0.35) 0%, rgba(26, 26, 26, 0.575) 50%, rgba(26, 26, 26, 0.9) 100%);
  z-index: 1;
}

.hero-bg-img {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  filter: brightness(0.85);
}

.hero-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  filter: brightness(0.92);
}

.hero-video--mobile {
  display: none;
}

/* Subtle grid texture */
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    repeating-linear-gradient(0deg, transparent, transparent 80px, rgba(255,255,255,0.015) 80px, rgba(255,255,255,0.015) 81px),
    repeating-linear-gradient(90deg, transparent, transparent 80px, rgba(255,255,255,0.015) 80px, rgba(255,255,255,0.015) 81px);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding-top: 80px; /* offset for sticky header */
}

.hero-eyebrow {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-accent);
  margin-bottom: var(--space-6);
}

.hero-eyebrow span {
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-accent);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  line-height: 0.95;
  color: var(--color-text);
  margin-bottom: var(--space-8);
  max-width: 14ch;
}

.hero-title em {
  font-style: normal;
  color: var(--color-accent);
}

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 48ch;
  line-height: 1.55;
  margin-bottom: var(--space-10);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.hero-scroll {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

.hero-scroll-arrow {
  width: 24px;
  height: 24px;
  animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(6px); }
}

/* ============================================================
   ABOUT PREVIEW / SIXTH DIMENSION
   ============================================================ */
.about-preview {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
  background: var(--color-bg-light);
}

.about-preview-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-24));
  align-items: center;
}

.about-preview-text .section-heading {
  color: var(--color-text-light);
}

.about-preview-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted-light);
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.about-preview-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.dimension-mark {
  width: clamp(160px, 20vw, 240px);
  height: clamp(160px, 20vw, 240px);
  border: 3px solid var(--color-accent);
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  position: relative;
}

.dimension-number {
  font-size: clamp(4rem, 8vw, 7rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.04em;
}

.dimension-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-text-muted-light);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  text-decoration: none;
  transition: gap var(--transition-interactive);
}

.text-link:hover {
  gap: var(--space-3);
}

/* ============================================================
   SERVICES GRID — 2x2 for 4 cards
   ============================================================ */
.services-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4);
  margin-top: var(--space-12);
}

.service-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-top: 3px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive),
              border-color var(--transition-interactive);
  cursor: default;
}

.service-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(229, 57, 45, 0.2);
}

.service-icon {
  width: 48px;
  height: 48px;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
}

.service-title {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* ============================================================
   STATS BAR
   ============================================================ */
.stats-bar {
  background: var(--color-surface-2);
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  padding-block: clamp(var(--space-8), 4vw, var(--space-12));
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
}

.stat-item {
  text-align: center;
  padding: var(--space-6) var(--space-4);
  border-right: 1px solid var(--color-border-dark);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-2);
}

.stat-label {
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

/* ============================================================
   PROJECTS GRID
   ============================================================ */
.projects-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-12);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive);
  cursor: default;
}

.project-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.project-card-img {
  height: 200px;
  background: linear-gradient(135deg, var(--color-surface-2) 0%, var(--color-surface-3) 100%);
  position: relative;
  overflow: hidden;
}

.project-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.project-card-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 30%, rgba(0,0,0,0.4) 100%);
  z-index: 1;
}

.project-card-body {
  padding: var(--space-6);
}

.project-location {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-2);
}

.project-location svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.project-name {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.project-scope {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================================================
   CLIENT STRIP (replaces authorities strip on homepage)
   ============================================================ */
.client-strip {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-dark);
  border-bottom: 1px solid var(--color-border-dark);
  overflow: hidden;
}

.client-strip-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-faint);
  text-align: center;
  margin-bottom: var(--space-8);
}

/* Logo Carousel */
.logo-carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, black 8%, black 92%, transparent);
}

.logo-carousel-track {
  display: flex;
  align-items: center;
  gap: var(--space-10);
  width: max-content;
  animation: carousel-scroll 50s linear infinite;
}

.logo-carousel-track:hover {
  animation-play-state: paused;
}

.logo-carousel-item {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 170px;
  height: 78px;
  padding: var(--space-2) var(--space-3);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.9);
  transition: background var(--transition-interactive), transform 180ms cubic-bezier(0.16, 1, 0.3, 1), opacity 180ms ease;
  opacity: 0.45;
}

.logo-carousel-item:hover {
  opacity: 1;
  transform: scale(1.08);
}

/* Dark background variant for light/low-contrast logos */
.logo-carousel-item--dark {
  background: rgba(30, 30, 30, 0.95);
}

.logo-carousel-item img {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
}

/* Zoom for small LinkedIn-sourced logos */
.logo-carousel-item--zoom img {
  max-width: 140%;
  max-height: 140%;
  transform: scale(1.35);
}

.logo-carousel-item:hover img {
  /* full color on hover */
}

@keyframes carousel-scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  }
}

/* ============================================================
   CTA BANNER
   ============================================================ */
.cta-banner {
  background: var(--color-accent);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
}

.cta-banner .brand-motif {
  color: rgba(255, 255, 255, 0.9);
}

.cta-banner-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
  flex-wrap: wrap;
}

.cta-banner-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  color: #ffffff;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-story {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-24));
  align-items: start;
  margin-bottom: clamp(var(--space-16), 8vw, var(--space-32));
}

.about-story-text p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.75;
  margin-bottom: var(--space-5);
  max-width: 60ch;
}

.about-story-accent {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.about-story-accent blockquote {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text);
  line-height: 1.4;
  font-style: italic;
  position: relative;
  padding-left: var(--space-2);
}

.about-story-accent blockquote::before {
  content: '\201C';
  font-size: 5rem;
  color: var(--color-accent);
  line-height: 0.6;
  display: block;
  margin-bottom: var(--space-3);
  font-style: normal;
  font-family: Georgia, 'Times New Roman', serif;
  pointer-events: none;
}

.about-story-accent blockquote::after {
  content: none;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.value-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
}

.value-num {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-accent);
  opacity: 0.3;
  line-height: 1;
  margin-bottom: var(--space-4);
}

.value-title {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.value-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

.accreditations-strip {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  padding: var(--space-6) var(--space-8);
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  margin-top: var(--space-12);
}

.accreditation-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.accreditation-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.accreditation-text {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ============================================================
   DIRECTORS GRID — Two side-by-side director cards
   ============================================================ */
.directors-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  margin-top: var(--space-10);
}

.director-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

.director-avatar {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  background: var(--color-surface-2);
  border: 2px solid var(--color-border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.director-name {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

.director-role {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
}

.director-bio {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.65;
  max-width: 50ch;
}

/* ============================================================
   SERVICES PAGE — ACCORDION
   ============================================================ */
.services-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-12);
}

.service-accordion {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.service-accordion-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding: var(--space-6) var(--space-8);
  cursor: pointer;
  list-style: none;
  transition: background var(--transition-interactive);
  user-select: none;
}

.service-accordion-header:hover {
  background: var(--color-surface-2);
}

.service-accordion-header::-webkit-details-marker {
  display: none;
}

.service-accordion-title {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.service-accordion-icon {
  width: 40px;
  height: 40px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.service-accordion-name {
  font-size: var(--text-lg);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
}

.service-accordion-toggle {
  width: 24px;
  height: 24px;
  color: var(--color-text-faint);
  transition: transform var(--transition-interactive), color var(--transition-interactive);
  flex-shrink: 0;
}

details[open] .service-accordion-toggle {
  transform: rotate(180deg);
  color: var(--color-accent);
}

.service-accordion-body {
  padding: 0 var(--space-8) var(--space-8);
  padding-left: calc(var(--space-8) + 40px + var(--space-4));
}

.service-accordion-body p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: var(--space-4);
  max-width: 65ch;
}

.service-accordion-body p strong {
  color: var(--color-text);
}

.service-accordion-body ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2) var(--space-8);
  margin-top: var(--space-4);
}

.service-accordion-body ul li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  max-width: none;
}

.service-accordion-body ul li::before {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
  margin-top: 8px;
}

/* Accordion meta (typical clients, contract value) */
.accordion-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4) var(--space-8);
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border-dark);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-faint);
}

.accordion-meta strong {
  color: var(--color-text-muted);
  font-weight: 700;
}

/* Equipment grid for Plant Hire */
.equipment-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-6);
  margin-bottom: var(--space-4);
}

.equipment-item {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  padding: var(--space-4) var(--space-5);
}

.equipment-item--full {
  grid-column: 1 / -1;
}

.equipment-category {
  font-size: var(--text-xs);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.equipment-detail {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ============================================================
   PROJECTS PAGE — FILTER
   ============================================================ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-top: var(--space-10);
  margin-bottom: var(--space-8);
}

.filter-btn {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              border-color var(--transition-interactive),
              transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
}

.filter-btn:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
  transform: translateY(-1px);
}

.filter-btn.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #ffffff;
}

.projects-filter-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.project-filter-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  transition: transform var(--transition-interactive),
              box-shadow var(--transition-interactive),
              opacity var(--transition-interactive);
}

.project-filter-card.hidden {
  display: none;
}

.project-filter-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.project-filter-img {
  height: 220px;
  position: relative;
  overflow: hidden;
}

.project-filter-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.project-filter-card:hover .project-filter-img img {
  transform: scale(1.05);
}

.project-filter-img::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 40%, rgba(0,0,0,0.7) 100%);
  z-index: 1;
}

.project-filter-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  padding: var(--space-4);
}

.project-filter-client {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-1);
}

.project-filter-name {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #fff;
}

.project-lot-spec {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.06em;
  opacity: 0.85;
  white-space: nowrap;
}

.project-filter-body {
  padding: var(--space-6);
}

.project-tags {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.project-tag {
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: var(--color-accent-dim);
  border-radius: var(--radius-full);
}

/* ============================================================
   SERVICE AREAS PAGE
   ============================================================ */
.map-placeholder {
  height: 320px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-12);
  position: relative;
  overflow: hidden;
}

.map-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 55% 60%, rgba(229, 57, 45, 0.1) 0%, transparent 50%),
    repeating-linear-gradient(0deg, transparent, transparent 40px, rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 41px),
    repeating-linear-gradient(90deg, transparent, transparent 40px, rgba(255,255,255,0.02) 40px, rgba(255,255,255,0.02) 41px);
}

.map-label {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-text-faint);
}

.map-label span {
  display: block;
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-top: var(--space-2);
}

.regions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.region-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-6);
  transition: border-color var(--transition-interactive),
              transform var(--transition-interactive);
}

.region-card:hover {
  border-color: rgba(229, 57, 45, 0.3);
  transform: translateY(-2px);
}

.region-name {
  font-size: var(--text-base);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.region-name::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.region-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  max-width: none;
}

/* ============================================================
   CONTACT PAGE
   ============================================================ */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(var(--space-8), 6vw, var(--space-20));
  align-items: start;
  margin-top: var(--space-12);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-muted);
}

.form-input,
.form-select,
.form-textarea {
  padding: var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: var(--text-base);
  transition: border-color var(--transition-interactive),
              box-shadow var(--transition-interactive);
  width: 100%;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-faint);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-dim);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-4) center;
  padding-right: var(--space-10);
}

.form-select option {
  background: var(--color-surface);
  color: var(--color-text);
}

.form-textarea {
  min-height: 160px;
  resize: vertical;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.contact-detail-label {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-1);
}

.contact-detail-value {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

a.contact-detail-value:hover {
  color: var(--color-accent);
}

.social-links {
  display: flex;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--color-surface);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  text-decoration: none;
  transition: background var(--transition-interactive),
              color var(--transition-interactive),
              border-color var(--transition-interactive);
}

.social-link:hover {
  background: var(--color-accent);
  color: #ffffff;
  border-color: var(--color-accent);
}

.map-embed-placeholder {
  height: 280px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: var(--space-6);
  color: var(--color-text-faint);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
  background: #111111;
  color: var(--color-text-muted);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20));
  border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: clamp(var(--space-8), 5vw, var(--space-16));
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.footer-logo {
  display: inline-block;
}

.footer-brand-tagline {
  font-size: var(--text-sm);
  color: var(--color-text-faint);
  line-height: 1.6;
  max-width: 36ch;
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.footer-social {
  display: flex;
  gap: var(--space-3);
}

.footer-heading {
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer-links a:hover {
  color: var(--color-text);
}

.footer-contact-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  list-style: none;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.footer-contact-icon {
  width: 16px;
  height: 16px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

.footer-contact-item a {
  color: var(--color-text-muted);
  text-decoration: none;
  transition: color var(--transition-interactive);
}

.footer-contact-item a:hover {
  color: var(--color-text);
}

/* Footer brand motif sign-off */
.footer-signoff {
  text-align: center;
  padding-top: var(--space-8);
  padding-bottom: var(--space-4);
}

.footer-signoff .brand-motif {
  font-size: var(--text-base);
  opacity: 0.6;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-6);
  flex-wrap: wrap;
}

.footer-legal {
  font-size: var(--text-xs);
  color: var(--color-text-faint);
  letter-spacing: 0.02em;
}

/* ============================================================
   SCROLL REVEAL ANIMATIONS — subtle text/element reveals
   ============================================================ */
.fade-in {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .fade-in {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 60%;
  }

  /* Clip-reveal for headings — text wipes in from left */
  .clip-reveal {
    clip-path: inset(0 100% 0 0);
    animation: reveal-clip linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 50%;
  }

  /* Stagger children for grids/lists */
  .stagger-in > * {
    opacity: 0;
    animation: reveal-fade linear both;
    animation-timeline: view();
    animation-range: entry 0% entry 70%;
  }
  .stagger-in > *:nth-child(2) { animation-delay: 60ms; }
  .stagger-in > *:nth-child(3) { animation-delay: 120ms; }
  .stagger-in > *:nth-child(4) { animation-delay: 180ms; }
  .stagger-in > *:nth-child(5) { animation-delay: 240ms; }
  .stagger-in > *:nth-child(6) { animation-delay: 300ms; }
}

@keyframes reveal-fade {
  to { opacity: 1; }
}

@keyframes reveal-clip {
  to { clip-path: inset(0 0 0 0); }
}

/* ============================================================
   BUTTON MICRO-INTERACTIONS — discrete press/glow effects
   ============================================================ */
.btn-accent,
.btn-ghost,
.btn-white {
  position: relative;
  overflow: hidden;
}

/* Shimmer sweep on hover */
.btn-accent::after,
.btn-ghost::after,
.btn-white::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
  transition: left 400ms cubic-bezier(0.16, 1, 0.3, 1);
  pointer-events: none;
}

.btn-accent:hover::after,
.btn-ghost:hover::after,
.btn-white:hover::after {
  left: 100%;
}

/* Subtle press-down on active */
.btn-accent:active,
.btn-ghost:active,
.btn-white:active {
  transform: scale(0.97);
}

/* Staggered children */
.stagger-children > * {
  opacity: 1;
}

@supports (animation-timeline: scroll()) {
  .stagger-children > *:nth-child(1) { animation-delay: 0ms; }
  .stagger-children > *:nth-child(2) { animation-delay: 50ms; }
  .stagger-children > *:nth-child(3) { animation-delay: 100ms; }
  .stagger-children > *:nth-child(4) { animation-delay: 150ms; }
  .stagger-children > *:nth-child(5) { animation-delay: 200ms; }
  .stagger-children > *:nth-child(6) { animation-delay: 250ms; }
}

/* ============================================================
   PAGE TRANSITIONS
   ============================================================ */
.page-section {
  display: none;
  min-height: 100dvh;
}

.page-section.active {
  display: block;
  animation: page-enter 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes page-enter {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ============================================================
   RESPONSIVE — TABLET (768px)
   ============================================================ */
@media (max-width: 1024px) {
  .hero-video--desktop {
    display: none;
  }

  .hero-video--mobile {
    display: block;
  }

  .nav-list,
  .header-cta {
    display: none;
  }

  .header-inner nav {
    display: none;
  }

  .hamburger {
    display: flex;
    /* Ensure touch target is large enough */
    min-width: 44px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    -webkit-tap-highlight-color: transparent;
  }

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

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

  .stat-item:nth-child(2) {
    border-right: none;
  }

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

  .about-preview-inner {
    grid-template-columns: 1fr;
  }

  .about-preview-visual {
    display: none;
  }

  .about-story {
    grid-template-columns: 1fr;
  }

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

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

  /* Blockquote quote marks — scale down for mobile to prevent overlap */
  .about-story-accent blockquote::before {
    font-size: 3rem;
    margin-bottom: var(--space-2);
  }
  .about-story-accent blockquote {
    font-size: var(--text-base);
    padding-left: 0;
  }

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

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

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

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

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

  .equipment-item--full {
    grid-column: auto;
  }
}

/* ============================================================
   RESPONSIVE — MOBILE (max 640px)
   ============================================================ */
@media (max-width: 640px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

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

  .stat-item {
    border-right: none;
    border-bottom: 1px solid var(--color-border-dark);
  }

  .stat-item:last-child {
    border-bottom: none;
  }

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

  .projects-filter-grid {
    grid-template-columns: 1fr;
  }

  .projects-section-header {
    flex-direction: column;
    align-items: flex-start;
  }

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

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

  .director-card {
    flex-direction: column;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .hero-title {
    max-width: none;
  }

  .cta-banner-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .service-accordion-body ul {
    grid-template-columns: 1fr;
  }

  .service-accordion-body {
    padding-left: var(--space-8);
  }

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

  .equipment-item--full {
    grid-column: auto;
  }
}

/* ============================================================
   DIVIDER LINE
   ============================================================ */
.divider {
  height: 1px;
  background: var(--color-border-dark);
  border: none;
  margin-block: 0;
}

/* ============================================================
   UTILITY
   ============================================================ */
.text-accent { color: var(--color-accent); }
.text-muted  { color: var(--color-text-muted); }
.fw-800      { font-weight: 800; }
.uppercase   { text-transform: uppercase; letter-spacing: 0.06em; }
.mt-auto     { margin-top: auto; }

/* =====================================================
   SEQ COUNCIL MAP
   ===================================================== */
.seq-map-container {
  padding: var(--space-10) 0 var(--space-6);
}

.seq-map {
  display: block;
  max-width: 870px;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.map-region path {
  transition: fill 0.3s cubic-bezier(0.16, 1, 0.3, 1),
              stroke 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.map-region:hover path {
  fill: rgba(229, 57, 45, 0.2);
  stroke: var(--color-accent);
  stroke-width: 2;
}

.map-label {
  font-family: var(--font-family);
  font-size: 21px;
  font-weight: 700;
  fill: var(--color-text-muted);
  text-anchor: middle;
  pointer-events: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: fill 0.3s ease;
}

.map-label-sm {
  font-family: var(--font-family);
  font-size: 17px;
  font-weight: 700;
  fill: var(--color-text-muted);
  text-anchor: middle;
  pointer-events: none;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: fill 0.3s ease;
}

.map-label--primary {
  font-size: 24px;
  fill: var(--color-text);
}

.map-growth-label {
  font-family: var(--font-family);
  font-size: 13px;
  font-weight: 600;
  fill: rgba(229, 180, 45, 0.7);
  pointer-events: none;
  letter-spacing: 0.04em;
}

.map-region:hover .map-label,
.map-region:hover .map-label-sm {
  fill: var(--color-text);
}

.map-compass {
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 700;
  fill: rgba(255,255,255,0.3);
  text-anchor: middle;
  letter-spacing: 0.1em;
}

/* =====================================================
   DOWNLOAD BUTTONS
   ===================================================== */
.download-strip {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-muted);
  font-family: var(--font-family);
  font-size: var(--text-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  text-decoration: none;
  transition: border-color 180ms cubic-bezier(0.16, 1, 0.3, 1),
              color 180ms cubic-bezier(0.16, 1, 0.3, 1),
              background 180ms cubic-bezier(0.16, 1, 0.3, 1),
              transform 180ms cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
}

.download-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-text);
  background: rgba(229, 57, 45, 0.08);
  transform: translateY(-1px);
}

.download-btn svg {
  flex-shrink: 0;
  opacity: 0.6;
  transition: opacity 180ms ease;
}

.download-btn:hover svg {
  opacity: 1;
  color: var(--color-accent);
}

@media (max-width: 480px) {
  .download-strip {
    flex-direction: column;
    align-items: stretch;
  }
  .download-btn {
    justify-content: center;
  }
}

/* ============================================================
   PROJECT SCOPE DESCRIPTIONS
   ============================================================ */
.project-scope-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
  margin-top: var(--space-1);
}

/* ============================================================
   PLANT HIRE FULL-WIDTH CARD
   ============================================================ */
.project-filter-card--full {
  grid-column: 1 / -1;
}

.project-filter-card--full .project-filter-img {
  height: 280px;
}

/* ============================================================
   AUTHORITY TIERS — 3-tier grouped layout
   ============================================================ */
.authority-tier {
  margin-bottom: var(--space-10);
}

.authority-tier:last-child {
  margin-bottom: 0;
}

.authority-tier-label {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-3);
  border-bottom: 1px solid var(--color-border-dark);
}

.authority-tier-icon {
  width: 20px;
  height: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.authority-tier-icon svg {
  width: 20px;
  height: 20px;
}

.authority-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-3);
}

.authority-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  transition: border-color var(--transition-interactive);
}

.authority-item:hover {
  border-color: rgba(229, 57, 45, 0.3);
}

.authority-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  flex-shrink: 0;
}

.authority-item span {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
}

@media (max-width: 640px) {
  .authority-grid {
    grid-template-columns: 1fr;
  }
}

/* Authority item with logo hover */
a.authority-item {
  text-decoration: none;
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

a.authority-item:hover {
  border-color: rgba(229, 57, 45, 0.4);
  background: var(--color-surface);
}

.authority-logo {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: var(--space-3);
  opacity: 0;
  transition: opacity var(--transition-interactive);
  background: white;
  border-radius: inherit;
}

a.authority-item:hover .authority-logo {
  opacity: 1;
}

a.authority-item:hover .authority-dot,
a.authority-item:hover > span {
  opacity: 0;
  transition: opacity var(--transition-interactive);
}

/* Authority item - dark/charcoal hover background for logos that wash out on white */
a.authority-item--dark:hover .authority-logo {
  background: rgba(30, 30, 30, 0.95);
}

/* Authority item - zoom for small logos */
a.authority-item--zoom:hover .authority-logo {
  object-fit: contain;
  padding: var(--space-3);
  transform: scale(1.25);
}

/* Authority item - slight zoom for Noosa/TMR */
a.authority-item--zoom-sm:hover .authority-logo {
  object-fit: contain;
  padding: var(--space-3);
  transform: scale(1.12);
}

/* Contact page regional map */
.contact-map {
  min-height: 336px;
  max-height: 400px;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-dark);
  border-radius: var(--radius-lg);
  margin-top: var(--space-6);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}

.contact-map-svg {
  width: 100%;
  height: 100%;
}