/* ==========================================================================
   UCG - SG Universal Consulting Group
   Master Stylesheet (css/style.css)
   ========================================================================== */

/* 1. CSS VARIABLES */
:root {
  --colour-bg: #383435;
  --colour-bg-deep: #2c292a;
  --colour-surface: #454041;
  --colour-surface-hover: #524c4d;
  --colour-yellow: #ffcc00;
  --colour-yellow-hover: #e6b800;
  --colour-yellow-alpha: rgba(255, 204, 0, 0.15);
  --colour-white: #ffffff;
  --colour-text-muted: #d4d2d2;
  --colour-border: rgba(255, 255, 255, 0.14);
  --colour-border-accent: rgba(255, 204, 0, 0.35);
  --colour-error: #ff5252;

  --font-main: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --container-width: 1240px;
  --header-height: 84px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.35s ease;
  --transition-slow: 0.6s ease;

  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 36px rgba(0, 0, 0, 0.55);
}

/* 2. RESET AND BASE STYLES */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--colour-text-muted);
  background-color: var(--colour-bg);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--colour-bg);
}

body.menu-open {
  overflow: hidden;
}

/* Skip link for accessibility */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--colour-yellow);
  color: var(--colour-bg);
  padding: 0.75rem 1.5rem;
  font-weight: 600;
  z-index: 9999;
  transition: top var(--transition-fast);
  text-decoration: none;
  border-radius: 0 0 4px 4px;
}

.skip-link:focus {
  top: 0;
}

/* 3. TYPOGRAPHY */
h1, h2, h3, h4, h5, h6 {
  color: var(--colour-white);
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
}

h3 {
  font-size: clamp(1.3rem, 2.2vw, 1.75rem);
}

h4 {
  font-size: 1.15rem;
}

p {
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

a {
  color: var(--colour-yellow);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--colour-white);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--colour-yellow);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  margin-bottom: 0.75rem;
}

.eyebrow::before {
  content: '';
  display: inline-block;
  width: 14px;
  height: 2px;
  background-color: var(--colour-yellow);
}

.section-heading {
  color: var(--colour-yellow);
  margin-bottom: 1rem;
}

.section-lead {
  font-size: 1.15rem;
  color: var(--colour-text-muted);
  max-width: 800px;
}

/* 4. UTILITIES & CONTAINER */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.grid {
  display: grid;
  gap: 2rem;
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.text-center {
  text-align: center;
}

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

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

/* Focus Visible Styling */
:focus-visible {
  outline: 2px solid var(--colour-yellow);
  outline-offset: 3px;
}

/* 5. HEADER & NAVIGATION */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  background-color: rgba(56, 52, 53, 0.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--colour-border);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.site-header.scrolled,
.site-header.header-solid {
  background-color: var(--colour-bg-deep);
  border-bottom-color: var(--colour-border-accent);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
  color: var(--colour-white);
}

.brand-emblem {
  height: 48px;
  width: auto;
  display: block;
}

.brand-text-container {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  color: var(--colour-white);
  line-height: 1.1;
}

.brand-sub {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--colour-yellow);
  text-transform: uppercase;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.2rem;
  list-style: none;
}

.nav-link {
  color: var(--colour-white);
  font-size: 0.95rem;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--colour-yellow);
  transition: width var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
  color: var(--colour-yellow);
}

.nav-link.active::after,
.nav-link:hover::after {
  width: 100%;
}

.header-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

/* Mobile Menu Toggle */
.mobile-nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--colour-border);
  color: var(--colour-white);
  width: 44px;
  height: 44px;
  border-radius: 4px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.mobile-nav-toggle:hover {
  border-color: var(--colour-yellow);
  color: var(--colour-yellow);
}

/* 6. BUTTONS AND LINKS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.8rem;
  font-family: var(--font-main);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 2px;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--colour-yellow);
  color: var(--colour-bg-deep);
  border-color: var(--colour-yellow);
}

.btn-primary:hover {
  background-color: var(--colour-yellow-hover);
  border-color: var(--colour-yellow-hover);
  color: var(--colour-bg-deep);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(255, 204, 0, 0.25);
}

.btn-secondary {
  background-color: transparent;
  color: var(--colour-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  border-color: var(--colour-yellow);
  color: var(--colour-yellow);
  transform: translateY(-2px);
  background-color: var(--colour-yellow-alpha);
}

.btn-sm {
  padding: 0.55rem 1.25rem;
  font-size: 0.85rem;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--colour-yellow);
  font-size: 0.95rem;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.text-link i {
  font-size: 0.85em;
  transition: transform var(--transition-fast);
}

.text-link:hover {
  color: var(--colour-white);
}

.text-link:hover i {
  transform: translateX(4px);
}

/* 7. HOMEPAGE HERO SLIDER */
.hero-slider-section {
  position: relative;
  width: 100%;
  height: 100vh;
  min-height: 650px;
  max-height: 900px;
  background-color: var(--colour-bg-deep);
  overflow: hidden;
}

.slider-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.8s ease-in-out, visibility 0.8s ease-in-out;
  display: flex;
  align-items: center;
  z-index: 1;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  z-index: 2;
}

.slide-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  filter: brightness(0.75) contrast(1.05);
  transform: scale(1.03);
  transition: transform 6s ease-out;
}

.slide.active .slide-bg {
  transform: scale(1);
}

/* Overlay gradient */
.slide-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    rgba(44, 41, 42, 0.46) 0%,
    rgba(44, 41, 42, 0.38) 50%,
    rgba(44, 41, 42, 0.20) 100%
  );
  z-index: 2;
}

.slide-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
  padding-top: calc(var(--header-height) / 2);
}

.slide-content h1 {
  margin-bottom: 1.25rem;
  color: var(--colour-white);
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.slide-content p {
  font-size: 1.2rem;
  color: var(--colour-text-muted);
  margin-bottom: 2rem;
  max-width: 680px;
}

.slide-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

/* Slider Controls */
.slider-controls {
  position: absolute;
  bottom: 2.5rem;
  right: 3rem;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.slider-arrows {
  display: flex;
  gap: 0.5rem;
}

.slider-arrow {
  background: rgba(69, 64, 65, 0.7);
  border: 1px solid var(--colour-border);
  color: var(--colour-white);
  width: 48px;
  height: 48px;
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.slider-arrow:hover {
  background: var(--colour-yellow);
  color: var(--colour-bg-deep);
  border-color: var(--colour-yellow);
}

.slider-dots {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.3);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition-fast);
}

.slider-dot.active {
  background: var(--colour-yellow);
  width: 32px;
  border-radius: 6px;
}

/* 8. INTERNAL PAGE HEROES */
.page-hero {
  position: relative;
  padding-top: calc(var(--header-height) + 4rem);
  padding-bottom: 4.5rem;
  background-color: var(--colour-bg-deep);
  border-bottom: 1px solid var(--colour-border);
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 204, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 204, 0, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  list-style: none;
  font-size: 0.88rem;
  margin-bottom: 1.25rem;
  color: var(--colour-text-muted);
}

.breadcrumb a {
  color: var(--colour-text-muted);
}

.breadcrumb a:hover {
  color: var(--colour-yellow);
}

.breadcrumb li::after {
  content: '/';
  margin-left: 0.5rem;
  color: rgba(255, 255, 255, 0.25);
}

.breadcrumb li:last-child::after {
  content: '';
}

.breadcrumb li.active {
  color: var(--colour-yellow);
}

/* 9. SECTIONS AND CARDS */
.section {
  padding: 6rem 0;
  position: relative;
}

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

.section-border-top {
  border-top: 1px solid var(--colour-border);
}

/* Corporate Cards */
.card {
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: 3px;
  padding: 2.2rem;
  transition: all var(--transition-normal);
  position: relative;
  display: flex;
  flex-direction: column;
}

.card:hover {
  border-color: var(--colour-border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* Geometric Corner Accent on Cards */
.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  border-top: 3px solid var(--colour-yellow);
  border-right: 3px solid transparent;
  transition: width var(--transition-fast);
}

.card:hover::before {
  width: 40px;
}

.card-img-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 2px;
  margin-bottom: 1.5rem;
  background-color: var(--colour-bg-deep);
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.card-icon {
  width: 56px;
  height: 56px;
  background: rgba(255, 204, 0, 0.1);
  border: 1px solid var(--colour-border-accent);
  color: var(--colour-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

.card-title {
  font-size: 1.35rem;
  margin-bottom: 0.85rem;
  color: var(--colour-white);
}

.card-text {
  color: var(--colour-text-muted);
  flex-grow: 1;
  margin-bottom: 1.5rem;
  font-size: 0.98rem;
}

/* Sector Feature Cards (Large Homepage Cards) */
.sector-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: 3px;
  overflow: hidden;
  transition: border-color var(--transition-normal), box-shadow var(--transition-normal);
}

.sector-card:hover {
  border-color: var(--colour-border-accent);
  box-shadow: var(--shadow-lg);
}

.sector-card-content {
  padding: 3.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.sector-card-img-container {
  position: relative;
  height: 100%;
  min-height: 320px;
}

.sector-card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 10. HIGHLIGHTS & STATS */
.highlights-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.highlight-card {
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  padding: 2rem 1.5rem;
  text-align: center;
  border-radius: 2px;
  transition: border-color var(--transition-fast);
}

.highlight-card:hover {
  border-color: var(--colour-border-accent);
}

.highlight-icon {
  font-size: 2.2rem;
  color: var(--colour-yellow);
  margin-bottom: 1rem;
}

.highlight-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--colour-white);
  margin-bottom: 0.25rem;
}

.highlight-sub {
  font-size: 0.88rem;
  color: var(--colour-text-muted);
}

/* 11. SERVICES PAGE SPECIFIC */
.service-disclaimer {
  background-color: rgba(255, 204, 0, 0.06);
  border-left: 4px solid var(--colour-yellow);
  padding: 1.5rem 2rem;
  margin: 3rem 0;
  border-radius: 0 4px 4px 0;
}

.service-disclaimer p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--colour-text-muted);
  line-height: 1.6;
}

.disclaimer-title {
  color: var(--colour-yellow);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.85rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* 12. ABOUT PAGE SPECIFIC */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
  margin-top: 2rem;
}

.process-step {
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  padding: 2rem;
  border-radius: 2px;
  position: relative;
}

.step-num {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--colour-yellow);
  line-height: 1;
  margin-bottom: 1rem;
  opacity: 0.85;
}

.step-title {
  font-size: 1.2rem;
  color: var(--colour-white);
  margin-bottom: 0.75rem;
}

/* Region Cards */
.region-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.region-card {
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  padding: 2.5rem 2rem;
  border-radius: 2px;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-fast);
}

.region-card:hover {
  border-color: var(--colour-yellow);
  transform: translateY(-4px);
}

.region-graphic {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem auto;
  border: 2px solid var(--colour-yellow-alpha);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: rotate(45deg);
  transition: border-color var(--transition-fast);
}

.region-card:hover .region-graphic {
  border-color: var(--colour-yellow);
}

.region-graphic i {
  transform: rotate(-45deg);
  font-size: 2rem;
  color: var(--colour-yellow);
}

/* 13. PROJECTS PAGE SPECIFIC */
.projects-header-banner {
  background: linear-gradient(135deg, var(--colour-surface) 0%, var(--colour-bg-deep) 100%);
  border: 1px solid var(--colour-border-accent);
  padding: 3rem 2.5rem;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  margin-bottom: 3.5rem;
  box-shadow: var(--shadow-md);
}

.projects-header-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--colour-yellow) 0%, #ffe066 100%);
}

/* Project Card Architecture */
.project-card {
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  border-radius: 6px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), border-color var(--transition-normal), box-shadow var(--transition-normal);
  position: relative;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--colour-border-accent);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.4);
}

.project-card-header {
  padding: 1.75rem 1.75rem 1rem 1.75rem;
}

.project-category-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.85rem;
  background: rgba(255, 204, 0, 0.12);
  color: var(--colour-yellow);
  border: 1px solid var(--colour-border-accent);
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 3px;
  margin-bottom: 1rem;
}

.project-card-title {
  color: var(--colour-white);
  font-size: 1.35rem;
  line-height: 1.4;
  margin-bottom: 0.75rem;
}

.project-specs-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.5rem;
}

.spec-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.82rem;
  color: var(--colour-text-muted);
  background: rgba(255, 255, 255, 0.04);
  padding: 0.25rem 0.65rem;
  border-radius: 3px;
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.spec-tag i {
  color: var(--colour-yellow);
}

/* Media Showcase */
.project-media-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  overflow: hidden;
}

.project-media-wrapper img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.project-card:hover .project-media-wrapper img {
  transform: scale(1.04);
}

.project-media-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.media-gallery-trigger {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  background: rgba(18, 17, 18, 0.85);
  backdrop-filter: blur(4px);
  color: var(--colour-white);
  border: 1px solid var(--colour-border-accent);
  padding: 0.35rem 0.85rem;
  border-radius: 30px;
  font-size: 0.8rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  cursor: pointer;
  transition: background var(--transition-fast);
  z-index: 2;
}

.media-gallery-trigger:hover {
  background: var(--colour-yellow);
  color: var(--colour-bg-deep);
}

/* Document & Text-Only Card Hero */
.project-doc-hero {
  background: linear-gradient(135deg, rgba(255, 204, 0, 0.05) 0%, rgba(35, 33, 34, 0.8) 100%);
  border-top: 1px solid var(--colour-border);
  border-bottom: 1px solid var(--colour-border);
  padding: 2rem 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.doc-icon-large {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(255, 204, 0, 0.12);
  border: 1px solid var(--colour-border-accent);
  color: var(--colour-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.doc-hero-text h4 {
  color: var(--colour-white);
  font-size: 1.05rem;
  margin-bottom: 0.25rem;
}

.doc-hero-text p {
  color: var(--colour-text-muted);
  font-size: 0.88rem;
}

/* Financial Metrics Grid */
.project-financial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.75rem;
  padding: 1.25rem 1.75rem;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stat-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  padding: 0.85rem 0.65rem;
  border-radius: 4px;
  text-align: center;
}

.stat-value {
  color: var(--colour-yellow);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
  line-height: 1.25;
}

.stat-label {
  color: var(--colour-text-muted);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.project-body {
  padding: 1.75rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.project-description {
  color: var(--colour-text-muted);
  font-size: 0.94rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.project-key-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem 0;
}

.project-key-list li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: 0.5rem;
  font-size: 0.88rem;
  color: var(--colour-white);
  line-height: 1.5;
}

.project-key-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--colour-yellow);
  font-weight: bold;
}

.project-actions {
  margin-top: auto;
  padding-top: 1.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

/* Lightbox Modal */
.lightbox-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.lightbox-modal.active {
  display: flex;
  opacity: 1;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 75vh;
  object-fit: contain;
  border-radius: 4px;
  border: 1px solid var(--colour-border-accent);
  box-shadow: 0 10px 40px rgba(0,0,0,0.8);
}

.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  color: var(--colour-white);
  font-size: 1.8rem;
  cursor: pointer;
  background: none;
  border: none;
  transition: color var(--transition-fast);
}

.lightbox-close:hover {
  color: var(--colour-yellow);
}

.lightbox-nav {
  display: flex;
  gap: 1.5rem;
  margin-top: 1rem;
  align-items: center;
}

.lightbox-btn {
  background: rgba(255, 255, 255, 0.1);
  color: var(--colour-white);
  border: 1px solid var(--colour-border);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lightbox-btn:hover {
  background: var(--colour-yellow);
  color: var(--colour-bg-deep);
  border-color: var(--colour-yellow);
}

.lightbox-counter {
  color: var(--colour-text-muted);
  font-size: 0.9rem;
}

/* 14. CONTACT FORM & CONTACT PAGE */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 3.5rem;
}

.contact-info-card {
  background-color: var(--colour-surface);
  border: 1px solid var(--colour-border);
  padding: 2.5rem;
  border-radius: 3px;
  height: 100%;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  margin-bottom: 2rem;
}

.contact-icon {
  width: 44px;
  height: 44px;
  background: rgba(255, 204, 0, 0.1);
  border: 1px solid var(--colour-border-accent);
  color: var(--colour-yellow);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  border-radius: 2px;
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--colour-yellow);
  margin-bottom: 0.2rem;
}

.contact-value {
  color: var(--colour-white);
  font-size: 1.05rem;
  font-weight: 500;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--colour-white);
  margin-bottom: 0.5rem;
}

.form-label .required {
  color: var(--colour-yellow);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  background-color: var(--colour-bg-deep);
  border: 1px solid var(--colour-border);
  border-radius: 2px;
  color: var(--colour-white);
  font-family: var(--font-main);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--colour-yellow);
  box-shadow: 0 0 0 3px rgba(255, 204, 0, 0.15);
}

select.form-control {
  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='%3Cffcc00' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

select.form-control option {
  background-color: var(--colour-bg-deep);
  color: var(--colour-white);
}

textarea.form-control {
  resize: vertical;
  min-height: 140px;
}

.form-checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.88rem;
  color: var(--colour-text-muted);
  cursor: pointer;
}

.form-checkbox-label input[type="checkbox"] {
  accent-color: var(--colour-yellow);
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.form-error-msg {
  color: var(--colour-error);
  font-size: 0.8rem;
  margin-top: 0.35rem;
  display: none;
}

.form-group.has-error .form-control {
  border-color: var(--colour-error);
}

.form-group.has-error .form-error-msg {
  display: block;
}

/* 15. FOOTER */
.site-footer {
  background-color: var(--colour-bg-deep);
  border-top: 1px solid var(--colour-border);
  padding-top: 5rem;
  padding-bottom: 2rem;
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand p {
  font-size: 0.92rem;
  color: var(--colour-text-muted);
  margin-top: 1.25rem;
  max-width: 320px;
}

.footer-heading {
  color: var(--colour-white);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  position: relative;
  padding-bottom: 0.5rem;
}

.footer-heading::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 24px;
  height: 2px;
  background-color: var(--colour-yellow);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--colour-text-muted);
  font-size: 0.92rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer-links a:hover {
  color: var(--colour-yellow);
  padding-left: 4px;
}

.social-links {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.social-icon-btn {
  width: 38px;
  height: 38px;
  background: var(--colour-surface);
  border: 1px solid var(--colour-border);
  color: var(--colour-white);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.social-icon-btn:hover {
  background: var(--colour-yellow);
  color: var(--colour-bg-deep);
  border-color: var(--colour-yellow);
}

.footer-bottom {
  border-top: 1px solid var(--colour-border);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.88rem;
  color: rgba(255, 255, 255, 0.45);
}

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 44px;
  height: 44px;
  background-color: var(--colour-yellow);
  color: var(--colour-bg-deep);
  border: none;
  border-radius: 2px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  z-index: 900;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background-color: var(--colour-white);
  transform: translateY(-3px);
}

/* 16. RESPONSIVE BREAKPOINTS */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3,
  .values-grid,
  .region-cards {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .sector-card {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 768px) {
  :root {
    --header-height: 72px;
  }

  .site-header .btn {
    display: none;
  }

  .brand-name {
    font-size: 1rem;
  }

  .brand-sub {
    font-size: 0.65rem;
  }

  /* Mobile Navigation Drawer */
  .mobile-nav-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--colour-bg-deep);
    flex-direction: column;
    align-items: flex-start;
    padding: 2.5rem 2rem;
    gap: 1.5rem;
    transform: translateX(100%);
    transition: transform var(--transition-normal);
    overflow-y: auto;
    border-top: 1px solid var(--colour-border);
  }

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

  .nav-link {
    font-size: 1.25rem;
    width: 100%;
  }

  .grid-2,
  .grid-3,
  .grid-4,
  .values-grid,
  .region-cards,
  .highlights-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .slider-controls {
    bottom: 1.5rem;
    right: 1.5rem;
  }

  .process-steps {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .brand-name {
    font-size: 0.9rem;
  }

  .hero-slider-section {
    min-height: 550px;
  }

  .slide-content h1 {
    font-size: 1.8rem;
  }

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

/* 17. REDUCED MOTION RULES */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .slide {
    transition: none !important;
  }

  .slide-bg {
    transform: none !important;
  }
}

/* 17. EMAIL SUBSCRIPTION SECTION */
.email-subscription-section {
  padding: 3.5rem 0;
  background-color: var(--colour-bg-deep);
  border-bottom: 1px solid var(--colour-border);
  position: relative;
}

.subscription-card {
  background: linear-gradient(135deg, var(--colour-surface) 0%, rgba(44, 41, 42, 0.95) 100%);
  border: 1px solid var(--colour-border-accent);
  border-radius: 4px;
  padding: 3rem 2.5rem;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.subscription-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--colour-yellow);
}

.subscription-header {
  margin-bottom: 2rem;
}

.subscription-form-fields {
  display: grid;
  grid-template-columns: 1fr 1fr auto;
  gap: 1.25rem;
  align-items: flex-start;
  max-width: 860px;
  margin: 0 auto;
}

.subscription-form-fields .form-group {
  margin-bottom: 0;
}

.subscription-form-fields .btn {
  height: 48px;
}

@media (max-width: 768px) {
  .subscription-card {
    padding: 2.25rem 1.25rem;
  }

  .subscription-form-fields {
    grid-template-columns: 1fr;
  }

  .subscription-form-fields .btn {
    width: 100%;
  }
}

/* 18. PRINT STYLES */
@media print {
  .site-header,
  .slider-controls,
  .footer-bottom,
  .back-to-top,
  .btn {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .card, .page-hero, .section {
    background: transparent !important;
    border: none !important;
    color: #000 !important;
  }
}