/* ==========================================================================
   HCL INTERIORS — CORE STYLESHEET
   Commercial Fit-Outs & Engineering Contractors | London & Home Counties
   Playbook: Trades Variant A (Bold and Dependable)
   Fonts: Archivo (Display) & Public Sans (Body)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens
   -------------------------------------------------------------------------- */
:root {
  /* Exact palette from design_brief.json */
  --background: #f8f9fa;
  --surface: #ffffff;
  --text: #1a202c;
  --muted: #526071;
  --primary: #0f2942;
  --primary-text: #ffffff;
  --accent: #c27803;
  --dark: #0b1622;
  --dark-text: #f8f9fa;

  /* Derived Tonal Variants (strictly from brand palette) */
  --primary-rgb: 15, 41, 66;
  --dark-rgb: 11, 22, 34;
  --accent-rgb: 194, 120, 3;
  --text-rgb: 26, 32, 44;
  --muted-rgb: 82, 96, 113;

  --primary-light: rgba(15, 41, 66, 0.08);
  --primary-subtle: rgba(15, 41, 66, 0.04);
  --accent-light: rgba(194, 120, 3, 0.12);
  --accent-hover: #a66502;
  --accent-active: #8b5301;
  --border-color: rgba(26, 32, 44, 0.12);
  --border-light: rgba(26, 32, 44, 0.06);
  --border-dark: rgba(248, 249, 250, 0.15);

  /* Typography */
  --font-display: 'Archivo', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Public Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Spacing Scale */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Structural Dimensions */
  --site-max-width: 1280px;
  --header-height: 80px;
  --header-height-mobile: 68px;
  --mobile-bar-height: 64px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 9999px;

  /* Elevation Shadows */
  --shadow-subtle: 0 1px 3px rgba(11, 22, 34, 0.06), 0 1px 2px rgba(11, 22, 34, 0.04);
  --shadow-md: 0 4px 12px rgba(11, 22, 34, 0.08), 0 2px 4px rgba(11, 22, 34, 0.04);
  --shadow-lg: 0 12px 28px rgba(11, 22, 34, 0.12), 0 4px 10px rgba(11, 22, 34, 0.06);
  --shadow-elevated: 0 20px 40px rgba(11, 22, 34, 0.18);

  /* Transitions */
  --transition-fast: 180ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 260ms cubic-bezier(0.16, 1, 0.3, 1);
}

/* --------------------------------------------------------------------------
   2. Reset & Strict Mobile-First Foundation
   -------------------------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  overflow-x: clip; /* Replaces destructive overflow-x: hidden without breaking sticky header */
}

body {
  min-height: 100vh;
  background-color: var(--background);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  font-weight: 400;
  display: flex;
  flex-direction: column;
  overflow-x: clip;
}

/* Accessible Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: var(--space-md);
  background: var(--accent);
  color: var(--surface);
  padding: var(--space-sm) var(--space-md);
  z-index: 9999;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-md);
  outline: 3px solid var(--primary);
  outline-offset: 2px;
}

/* Media & Embedded Elements */
img, svg, picture, video, canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

iframe {
  border: 0;
  max-width: 100%;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
}

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

/* Headings & Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  color: var(--primary);
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw + 1rem, 3.75rem);
  font-weight: 800;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw + 0.5rem, 2.6rem);
  font-weight: 800;
}

h3 {
  font-size: clamp(1.3rem, 2vw + 0.5rem, 1.75rem);
  font-weight: 700;
}

h4 {
  font-size: 1.25rem;
  font-weight: 700;
}

p {
  margin-block-end: var(--space-md);
}
p:last-child {
  margin-block-end: 0;
}

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

/* Layout Containers */
.container {
  width: 100%;
  max-width: var(--site-max-width);
  margin-inline: auto;
  padding-inline: var(--space-md);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-xl);
  }
}

@media (min-width: 1200px) {
  .container {
    padding-inline: var(--space-2xl);
  }
}

/* --------------------------------------------------------------------------
   3. Header & Global Navigation (Direct Child of Body, Sticky)
   -------------------------------------------------------------------------- */
header.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--surface);
  border-block-end: 1px solid var(--border-color);
  transition: box-shadow var(--transition-normal), background-color var(--transition-normal);
  width: 100%;
}

header.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height-mobile);
}

@media (min-width: 992px) {
  .header-inner {
    height: var(--header-height);
  }
}

/* Brand Logo */
.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--primary);
  text-decoration: none;
  font-family: var(--font-display);
  font-weight: 800;
  line-height: 1;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background-color: var(--primary);
  color: var(--primary-text);
  border-radius: var(--radius-sm);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  font-weight: 800;
  border-inline-start: 4px solid var(--accent);
  box-shadow: var(--shadow-subtle);
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--primary);
}

.logo-sub {
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-block-start: 2px;
}

/* Desktop Navigation */
.desktop-nav {
  display: none;
}

@media (min-width: 992px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
  }

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

  .nav-link {
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9375rem;
    color: var(--text);
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-sm);
    position: relative;
    transition: color var(--transition-fast), background-color var(--transition-fast);
  }

  .nav-link:hover {
    color: var(--accent);
    background-color: var(--primary-subtle);
  }

  .nav-link.active {
    color: var(--primary);
    background-color: var(--primary-light);
    font-weight: 700;
  }

  .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -6px;
    inset-inline-start: var(--space-sm);
    inset-inline-end: var(--space-sm);
    height: 3px;
    background-color: var(--accent);
    border-radius: var(--radius-pill);
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
  }
}

/* Mobile Hamburger Button */
.menu-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--background);
  border: 1px solid var(--border-color);
  color: var(--primary);
  padding: 10px;
}

.menu-toggle:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background-color: var(--primary);
  border-radius: var(--radius-pill);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}
.menu-toggle[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

@media (min-width: 992px) {
  .menu-toggle {
    display: none;
  }
}

/* Mobile Drawer Overlay & Panel */
.mobile-drawer-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(11, 22, 34, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1050;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.mobile-drawer-overlay.is-active {
  opacity: 1;
  visibility: visible;
}

.mobile-drawer {
  position: fixed;
  top: 0;
  inset-inline-end: 0;
  width: min(85vw, 380px);
  height: 100vh;
  background-color: var(--surface);
  z-index: 1100;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  box-shadow: var(--shadow-elevated);
}

.mobile-drawer-overlay.is-active .mobile-drawer {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  border-block-end: 1px solid var(--border-color);
}

.mobile-drawer-body {
  padding: var(--space-lg) var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  flex: 1;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mobile-nav-link:hover, .mobile-nav-link:focus {
  background-color: var(--primary-light);
  color: var(--accent);
}

.mobile-nav-link.active {
  background-color: var(--primary);
  color: var(--primary-text);
}

.mobile-drawer-footer {
  padding: var(--space-md);
  border-block-start: 1px solid var(--border-color);
  background-color: var(--background);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

/* --------------------------------------------------------------------------
   4. Buttons & Interactive Controls (Chunky, Dependable)
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.2;
  padding: 0.85rem 1.4rem;
  min-height: 48px;
  border-radius: var(--radius-sm);
  border: 2px solid transparent;
  text-decoration: none;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.btn-primary {
  background-color: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
  box-shadow: 0 2px 4px rgba(194, 120, 3, 0.25);
}

.btn-primary:hover {
  background-color: var(--accent-hover);
  border-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 8px rgba(194, 120, 3, 0.35);
}

.btn-secondary {
  background-color: transparent;
  color: var(--surface);
  border-color: rgba(248, 249, 250, 0.4);
}

.btn-secondary:hover {
  background-color: rgba(248, 249, 250, 0.1);
  border-color: var(--surface);
  color: var(--surface);
}

.btn-dark {
  background-color: var(--primary);
  color: var(--primary-text);
  border-color: var(--primary);
}

.btn-dark:hover {
  background-color: var(--dark);
  border-color: var(--dark);
  color: var(--primary-text);
}

.btn-outline-dark {
  background-color: transparent;
  color: var(--primary);
  border-color: var(--primary);
}

.btn-outline-dark:hover {
  background-color: var(--primary);
  color: var(--primary-text);
}

.btn-sm {
  min-height: 38px;
  padding: 0.5rem 0.9rem;
  font-size: 0.875rem;
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  fill: currentColor;
}

/* --------------------------------------------------------------------------
   5. Hero Section (Colour-Field Layout)
   -------------------------------------------------------------------------- */
.hero-colourfield {
  background-color: var(--primary);
  color: var(--primary-text);
  position: relative;
  padding-block: var(--space-3xl) var(--space-4xl);
  overflow: hidden;
  border-block-end: 4px solid var(--accent);
}

/* Architectural Grid Drafting Underlay */
.hero-colourfield::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(248, 249, 250, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248, 249, 250, 0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: center center;
  pointer-events: none;
}

/* Architectural Radial Blueprint Vignette */
.hero-colourfield::after {
  content: '';
  position: absolute;
  top: -20%;
  inset-inline-end: -10%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(194, 120, 3, 0.15) 0%, rgba(15, 41, 66, 0) 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 900px;
}

.hero-proof-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  background-color: rgba(248, 249, 250, 0.1);
  border: 1px solid rgba(248, 249, 250, 0.2);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-pill);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary-text);
  margin-block-end: var(--space-lg);
  backdrop-filter: blur(4px);
}

.hero-proof-badge .star-rating {
  color: #ffc107;
  letter-spacing: 2px;
}

.hero-title {
  color: var(--primary-text);
  margin-block-end: var(--space-md);
  line-height: 1.08;
  letter-spacing: -0.025em;
}

.hero-lead {
  font-size: clamp(1.05rem, 1.5vw + 0.5rem, 1.3rem);
  line-height: 1.5;
  color: rgba(248, 249, 250, 0.88);
  margin-block-end: var(--space-xl);
  max-width: 760px;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  align-items: center;
  margin-block-end: var(--space-2xl);
}

.hero-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  padding-block-start: var(--space-xl);
  border-block-start: 1px solid rgba(248, 249, 250, 0.15);
}

@media (min-width: 768px) {
  .hero-stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
  }
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 2.5vw + 0.5rem, 2.6rem);
  font-weight: 800;
  color: var(--surface);
  line-height: 1;
  display: flex;
  align-items: baseline;
  gap: 2px;
}

.stat-number .stat-accent {
  color: var(--accent);
}

.stat-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: rgba(248, 249, 250, 0.7);
  margin-block-start: var(--space-2xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --------------------------------------------------------------------------
   6. Trust Strip / Accreditations
   -------------------------------------------------------------------------- */
.trust-strip {
  background-color: var(--surface);
  padding-block: var(--space-xl);
  border-block-end: 1px solid var(--border-color);
}

.trust-strip-header {
  text-align: center;
  margin-block-end: var(--space-lg);
}

.trust-strip-header .eyebrow {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
}

.accreditations-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  align-items: center;
}

@media (min-width: 640px) {
  .accreditations-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (min-width: 1024px) {
  .accreditations-grid {
    grid-template-columns: repeat(8, 1fr);
    gap: var(--space-md);
  }
}

.accreditation-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-sm) var(--space-xs);
  background-color: var(--background);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.accreditation-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
  box-shadow: var(--shadow-subtle);
}

.accreditation-badge {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-sm);
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  margin-block-end: var(--space-2xs);
}

.accreditation-name {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}

.accreditation-detail {
  font-size: 0.65rem;
  color: var(--muted);
  line-height: 1.1;
  margin-block-start: 2px;
}

/* --------------------------------------------------------------------------
   7. Sections Common Layout & Typography
   -------------------------------------------------------------------------- */
section.site-section {
  padding-block: var(--space-3xl);
  position: relative;
}

@media (min-width: 768px) {
  section.site-section {
    padding-block: var(--space-4xl);
  }
}

.section-header {
  margin-block-end: var(--space-2xl);
  max-width: 750px;
}

.section-header.text-center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-block-end: var(--space-xs);
}

.section-title {
  margin-block-end: var(--space-sm);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--muted);
  line-height: 1.55;
}

/* --------------------------------------------------------------------------
   8. Operational Capabilities / Services Grid
   -------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.service-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  inset-inline-start: 0;
  inset-inline-end: 0;
  height: 4px;
  background-color: var(--primary);
  transition: background-color var(--transition-fast);
}

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

.service-card:hover::before {
  background-color: var(--accent);
}

.service-icon-box {
  width: 52px;
  height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-sm);
  margin-block-end: var(--space-md);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.service-card:hover .service-icon-box {
  background-color: var(--accent);
  color: var(--surface);
}

.service-card-title {
  font-size: 1.25rem;
  margin-block-end: var(--space-xs);
  color: var(--primary);
}

.service-card-desc {
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.5;
  margin-block-end: var(--space-md);
  flex-grow: 1;
}

.service-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  margin-block-end: var(--space-lg);
  font-size: 0.875rem;
  color: var(--text);
  border-block-start: 1px solid var(--border-light);
  padding-block-start: var(--space-sm);
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
}

.service-feature-item svg {
  width: 14px;
  height: 14px;
  color: var(--accent);
  flex-shrink: 0;
}

.service-card-footer {
  margin-top: auto;
}

.service-link {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2xs);
}

.service-link:hover {
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   9. Landmark Fit-Out Projects Showcase
   -------------------------------------------------------------------------- */
.projects-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-block-end: var(--space-xl);
}

.filter-btn {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  color: var(--muted);
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  color: var(--primary);
  border-color: var(--primary);
}

.filter-btn.active {
  background-color: var(--primary);
  color: var(--primary-text);
  border-color: var(--primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 768px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .projects-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.project-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.project-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.project-card-header {
  background-color: var(--primary);
  color: var(--primary-text);
  padding: var(--space-lg);
  position: relative;
  border-block-end: 3px solid var(--accent);
}

.project-badge-group {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-block-end: var(--space-xs);
}

.project-category-badge {
  font-family: var(--font-display);
  font-size: 0.6875rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--accent);
  color: var(--surface);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

.project-year-badge {
  font-size: 0.75rem;
  color: rgba(248, 249, 250, 0.7);
  font-weight: 600;
}

.project-card-title {
  font-size: 1.35rem;
  color: var(--primary-text);
  margin-block-end: 2px;
}

.project-client {
  font-size: 0.8125rem;
  color: rgba(248, 249, 250, 0.8);
}

.project-card-body {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-metrics-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-xs);
  margin-block-end: var(--space-md);
  padding-block-end: var(--space-sm);
  border-block-end: 1px solid var(--border-light);
}

.metric-pill {
  display: flex;
  flex-direction: column;
}

.metric-pill .label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
  font-weight: 600;
}

.metric-pill .val {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--primary);
}

.project-narrative {
  font-size: 0.875rem;
  color: var(--text);
  line-height: 1.5;
  margin-block-end: var(--space-md);
  flex-grow: 1;
}

.project-fun-fact {
  background-color: var(--background);
  border-inline-start: 3px solid var(--accent);
  padding: var(--space-sm) var(--space-md);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin-block-end: var(--space-md);
}

.fun-fact-title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--accent);
  letter-spacing: 0.05em;
  margin-block-end: 2px;
}

.fun-fact-text {
  font-size: 0.8125rem;
  color: var(--muted);
  font-style: italic;
  line-height: 1.4;
}

.project-quote {
  font-size: 0.8125rem;
  color: var(--primary);
  border-block-start: 1px solid var(--border-light);
  padding-block-start: var(--space-sm);
  margin-top: auto;
}

.project-quote blockquote {
  font-style: italic;
  margin-block-end: var(--space-2xs);
}

.project-quote cite {
  font-style: normal;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--muted);
  display: block;
}

/* --------------------------------------------------------------------------
   10. Signature Section: London & Home Counties Project Footprint
   -------------------------------------------------------------------------- */
.signature-coverage {
  background-color: var(--dark);
  color: var(--dark-text);
  overflow: hidden;
  border-block: 4px solid var(--accent);
}

.signature-coverage .eyebrow {
  color: var(--accent);
}

.signature-coverage .section-title {
  color: var(--dark-text);
}

.signature-coverage .section-subtitle {
  color: rgba(248, 249, 250, 0.75);
}

.coverage-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 992px) {
  .coverage-layout {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: start;
  }
}

/* Interactive Borough / Postal Code Chip Cloud */
.chip-cloud-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-block-end: var(--space-sm);
}

.chip-cloud-label {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(248, 249, 250, 0.6);
}

.chip-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
  margin-block-end: var(--space-lg);
}

.coverage-chip {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  background-color: rgba(248, 249, 250, 0.08);
  border: 1px solid rgba(248, 249, 250, 0.15);
  color: var(--dark-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  transition: all var(--transition-fast);
}

.coverage-chip .chip-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  transition: transform var(--transition-fast);
}

.coverage-chip:hover {
  background-color: rgba(248, 249, 250, 0.16);
  border-color: var(--accent);
  transform: translateY(-1px);
}

.coverage-chip.active {
  background-color: var(--accent);
  color: var(--surface);
  border-color: var(--accent);
  box-shadow: 0 4px 12px rgba(194, 120, 3, 0.35);
}

.coverage-chip.active .chip-dot {
  background-color: var(--surface);
  transform: scale(1.3);
}

/* Dynamic District Detail Card */
.district-detail-card {
  background-color: rgba(15, 41, 66, 0.6);
  border: 1px solid rgba(248, 249, 250, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow-lg);
}

.district-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-block-end: 1px solid rgba(248, 249, 250, 0.15);
  padding-block-end: var(--space-sm);
  margin-block-end: var(--space-md);
}

.district-name {
  font-size: 1.35rem;
  color: var(--dark-text);
  font-weight: 800;
}

.district-eta-badge {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 700;
  background-color: rgba(194, 120, 3, 0.2);
  color: #f7a827;
  border: 1px solid var(--accent);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.district-metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-block-end: var(--space-md);
}

.district-metric {
  display: flex;
  flex-direction: column;
}

.district-metric .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: rgba(248, 249, 250, 0.6);
  font-weight: 600;
}

.district-metric .val {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--dark-text);
}

.district-projects-list {
  font-size: 0.875rem;
  color: rgba(248, 249, 250, 0.85);
  line-height: 1.5;
}

.district-projects-list strong {
  color: var(--accent);
}

/* Stylized District Map / Schematic */
.coverage-map-panel {
  background-color: rgba(15, 41, 66, 0.4);
  border: 1px solid rgba(248, 249, 250, 0.15);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  position: relative;
  display: flex;
  flex-direction: column;
}

.map-svg-container {
  width: 100%;
  aspect-ratio: 16 / 11;
  background-color: #0d1e30;
  border-radius: var(--radius-sm);
  overflow: hidden;
  position: relative;
  border: 1px solid rgba(248, 249, 250, 0.08);
}

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

.map-legend {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-block-start: var(--space-sm);
  padding-block-start: var(--space-xs);
  border-block-start: 1px solid rgba(248, 249, 250, 0.1);
  font-size: 0.75rem;
  color: rgba(248, 249, 250, 0.7);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
}

.legend-indicator {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.legend-indicator.hq {
  background-color: var(--accent);
  box-shadow: 0 0 6px var(--accent);
}

.legend-indicator.cluster {
  background-color: #2b78c5;
}

.legend-indicator.radius {
  border: 1px dashed rgba(248, 249, 250, 0.4);
}

/* --------------------------------------------------------------------------
   11. About Us & Heritage Section
   -------------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  align-items: center;
}

@media (min-width: 992px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-story-col .lead {
  font-size: 1.15rem;
  color: var(--primary);
  font-weight: 600;
  margin-block-end: var(--space-md);
}

.leadership-highlight-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.leadership-pair {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-lg);
}

@media (min-width: 600px) {
  .leadership-pair {
    grid-template-columns: 1fr 1fr;
  }
}

.leader-item {
  display: flex;
  flex-direction: column;
}

.leader-avatar-badge {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background-color: var(--primary);
  color: var(--primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  margin-block-end: var(--space-xs);
  border-inline-start: 3px solid var(--accent);
}

.leader-name {
  font-size: 1.125rem;
  color: var(--primary);
  font-weight: 800;
}

.leader-role {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent);
  margin-block-end: var(--space-2xs);
}

.leader-bio {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.4;
}

.corporate-stats-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  background-color: var(--background);
  border-radius: var(--radius-sm);
  padding: var(--space-md);
  text-align: center;
}

.corp-stat-val {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--primary);
}

.corp-stat-lbl {
  font-size: 0.6875rem;
  color: var(--muted);
  text-transform: uppercase;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   12. Real Reviews & Client Testimonials Section
   -------------------------------------------------------------------------- */
.testimonials-section {
  background-color: var(--background);
  border-block: 1px solid var(--border-color);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-subtle);
  position: relative;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

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

.testimonial-card.is-featured {
  border-color: var(--accent);
  box-shadow: var(--shadow-md);
}

.testimonial-stars {
  color: #ffc107;
  font-size: 1.1rem;
  letter-spacing: 2px;
  margin-block-end: var(--space-sm);
}

.testimonial-quote {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--text);
  font-style: italic;
  margin-block-end: var(--space-lg);
  flex-grow: 1;
}

.testimonial-author-block {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-block-start: 1px solid var(--border-light);
  padding-block-start: var(--space-sm);
  margin-top: auto;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.9375rem;
}

.author-meta {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--primary);
}

.author-source {
  font-size: 0.75rem;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 4px;
}

.google-icon-inline {
  width: 12px;
  height: 12px;
  display: inline-block;
}

/* Institutional Partners Strip */
.partners-strip {
  margin-block-start: var(--space-2xl);
  padding-block-start: var(--space-xl);
  border-block-start: 1px solid var(--border-color);
  text-align: center;
}

.partners-strip-title {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--muted);
  margin-block-end: var(--space-md);
}

.partners-list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-md) var(--space-2xl);
  list-style: none;
}

.partner-item {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
  color: var(--muted);
  opacity: 0.75;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}

.partner-item:hover {
  opacity: 1;
  color: var(--primary);
}

/* --------------------------------------------------------------------------
   13. Turnkey Delivery Process
   -------------------------------------------------------------------------- */
.process-timeline {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  position: relative;
}

@media (min-width: 768px) {
  .process-timeline {
    grid-template-columns: repeat(4, 1fr);
  }
}

.process-step-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl) var(--space-lg);
  display: flex;
  flex-direction: column;
  position: relative;
}

.process-step-num {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--primary-light);
  line-height: 1;
  margin-block-end: var(--space-xs);
  display: flex;
  align-items: baseline;
  justify-content: space-between;
}

.process-step-tag {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--accent);
  background-color: var(--accent-light);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.process-step-title {
  font-size: 1.15rem;
  color: var(--primary);
  margin-block-end: var(--space-xs);
}

.process-step-desc {
  font-size: 0.875rem;
  color: var(--muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   14. Commercial Fit-Out & Facilities FAQ Accordion
   -------------------------------------------------------------------------- */
.faq-accordion {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item.is-open {
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg);
  text-align: start;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--primary);
  background: none;
  border: none;
  cursor: pointer;
  gap: var(--space-md);
  transition: color var(--transition-fast);
}

.faq-trigger:hover {
  color: var(--accent);
}

.faq-trigger:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: -3px;
}

.faq-icon {
  width: 24px;
  height: 24px;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
  color: var(--accent);
}

.faq-item.is-open .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding: 0 var(--space-lg) var(--space-lg) var(--space-lg);
  font-size: 0.9375rem;
  color: var(--muted);
  line-height: 1.6;
}

.faq-item.is-open .faq-content {
  display: block;
}

/* --------------------------------------------------------------------------
   15. Contact & Project Consultation Section
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1fr 1.15fr;
  }
}

.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.contact-methods-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.contact-method-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), transform var(--transition-fast);
}

.contact-method-card:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.contact-method-icon {
  width: 44px;
  height: 44px;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-method-card:hover .contact-method-icon {
  background-color: var(--accent);
  color: var(--surface);
}

.contact-method-body .title {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.contact-method-body .detail {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--primary);
  display: block;
  margin-block-start: 2px;
}

.contact-hours-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
}

.contact-hours-card h4 {
  font-size: 1.05rem;
  margin-block-end: var(--space-sm);
  color: var(--primary);
}

.hours-table {
  width: 100%;
  font-size: 0.875rem;
  border-collapse: collapse;
}

.hours-table td {
  padding-block: var(--space-2xs);
}

.hours-table td:last-child {
  text-align: end;
  font-weight: 600;
  color: var(--primary);
}

/* Contact Form Styling */
.consultation-form-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  box-shadow: var(--shadow-md);
}

.consultation-form-card h3 {
  margin-block-end: var(--space-xs);
}

.consultation-form-card p {
  font-size: 0.875rem;
  color: var(--muted);
  margin-block-end: var(--space-lg);
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .form-grid.two-col {
    grid-template-columns: 1fr 1fr;
  }
}

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

.form-group.full-width {
  grid-column: 1 / -1;
}

.form-label {
  font-family: var(--font-display);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-label .required-mark {
  color: #c92a2a;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.75rem var(--space-md);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--background);
  color: var(--text);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(194, 120, 3, 0.2);
  background-color: var(--surface);
}

.form-textarea {
  min-height: 110px;
  resize: vertical;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.4;
  margin-block: var(--space-xs);
}

.checkbox-group input[type="checkbox"] {
  width: 18px;
  height: 18px;
  accent-color: var(--accent);
  margin-top: 2px;
  flex-shrink: 0;
}

.form-feedback {
  display: none;
  padding: var(--space-md);
  border-radius: var(--radius-sm);
  margin-block-start: var(--space-md);
  font-size: 0.875rem;
  font-weight: 600;
}

.form-feedback.is-success {
  display: block;
  background-color: #ebfbee;
  color: #2b8a3e;
  border: 1px solid #b2f2bb;
}

.form-feedback.is-error {
  display: block;
  background-color: #fff5f5;
  color: #c92a2a;
  border: 1px solid #ffc9c9;
}

/* Map Embed Wrapper */
.map-embed-wrapper {
  margin-block-start: var(--space-2xl);
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.map-embed-wrapper iframe {
  width: 100%;
  height: 380px;
  display: block;
}

/* --------------------------------------------------------------------------
   16. Multi-Column Comprehensive Footer
   -------------------------------------------------------------------------- */
footer.site-footer {
  background-color: var(--dark);
  color: var(--dark-text);
  padding-block-start: var(--space-4xl);
  padding-block-end: calc(var(--space-2xl) + var(--mobile-bar-height));
  border-block-start: 4px solid var(--accent);
  margin-top: auto;
}

@media (min-width: 768px) {
  footer.site-footer {
    padding-block-end: var(--space-3xl);
  }
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-2xl);
  margin-block-end: var(--space-3xl);
}

@media (min-width: 640px) {
  .footer-main-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-main-grid {
    grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  }
}

.footer-col-brand .logo-badge {
  background-color: var(--accent);
  color: var(--surface);
  border-inline-start-color: var(--surface);
}

.footer-col-brand .logo-title {
  color: var(--dark-text);
}

.footer-col-brand .logo-sub {
  color: var(--accent);
}

.footer-brand-desc {
  font-size: 0.875rem;
  color: rgba(248, 249, 250, 0.7);
  line-height: 1.5;
  margin-block: var(--space-md);
}

.footer-legal-snippet {
  font-size: 0.75rem;
  color: rgba(248, 249, 250, 0.5);
  line-height: 1.4;
  border-inline-start: 2px solid var(--accent);
  padding-inline-start: var(--space-sm);
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 800;
  color: var(--dark-text);
  margin-block-end: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  position: relative;
  padding-block-end: var(--space-2xs);
}

.footer-col-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  inset-inline-start: 0;
  width: 24px;
  height: 2px;
  background-color: var(--accent);
}

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

.footer-nav-list a {
  font-size: 0.875rem;
  color: rgba(248, 249, 250, 0.7);
  transition: color var(--transition-fast), transform var(--transition-fast);
  display: inline-block;
}

.footer-nav-list a:hover {
  color: var(--accent);
  transform: translateX(3px);
}

.footer-contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: 0.875rem;
  color: rgba(248, 249, 250, 0.7);
}

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

.footer-contact-item svg {
  width: 16px;
  height: 16px;
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item a {
  color: var(--dark-text);
  font-weight: 600;
}

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

.footer-bottom-bar {
  border-block-start: 1px solid rgba(248, 249, 250, 0.12);
  padding-block-start: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  font-size: 0.8125rem;
  color: rgba(248, 249, 250, 0.5);
}

@media (min-width: 768px) {
  .footer-bottom-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.footer-copyright {
  line-height: 1.4;
}

.footer-bottom-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-md);
  list-style: none;
}

.footer-bottom-links a {
  color: rgba(248, 249, 250, 0.6);
}

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

/* --------------------------------------------------------------------------
   17. Mobile Sticky Bottom Action Bar (Trades Requirement)
   -------------------------------------------------------------------------- */
.mobile-sticky-bar {
  position: fixed;
  bottom: 0;
  inset-inline: 0;
  height: var(--mobile-bar-height);
  background-color: var(--surface);
  border-block-start: 1px solid var(--border-color);
  box-shadow: 0 -4px 16px rgba(11, 22, 34, 0.12);
  z-index: 990;
  display: flex;
  align-items: center;
  padding-inline: var(--space-sm);
  gap: var(--space-xs);
}

@media (min-width: 768px) {
  .mobile-sticky-bar {
    display: none;
  }
}

.mobile-sticky-btn {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  height: 48px;
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 800;
  border-radius: var(--radius-sm);
  text-decoration: none;
  line-height: 1;
}

.mobile-sticky-btn.call-btn {
  background-color: var(--primary);
  color: var(--primary-text);
}

.mobile-sticky-btn.whatsapp-btn {
  background-color: #25d366;
  color: #ffffff;
}

.mobile-sticky-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   18. Back to Top Button
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  bottom: calc(var(--mobile-bar-height) + 12px);
  inset-inline-end: 16px;
  width: 48px;
  height: 48px;
  background-color: var(--primary);
  color: var(--primary-text);
  border: 2px solid var(--surface);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 980;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

@media (min-width: 768px) {
  .back-to-top {
    bottom: 24px;
    inset-inline-end: 24px;
  }
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background-color: var(--accent);
  color: var(--surface);
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.back-to-top:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.back-to-top svg {
  width: 20px;
  height: 20px;
}

/* --------------------------------------------------------------------------
   19. Inner Pages Specialized Components
   -------------------------------------------------------------------------- */
/* Page Hero Banner */
.page-hero-banner {
  background-color: var(--primary);
  color: var(--primary-text);
  padding-block: var(--space-2xl) var(--space-3xl);
  border-block-end: 4px solid var(--accent);
  position: relative;
  overflow: hidden;
}

.page-hero-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(248, 249, 250, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(248, 249, 250, 0.04) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.breadcrumbs {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8125rem;
  color: rgba(248, 249, 250, 0.6);
  margin-block-end: var(--space-sm);
  list-style: none;
}

.breadcrumbs a {
  color: rgba(248, 249, 250, 0.8);
}

.breadcrumbs a:hover {
  color: var(--accent);
}

.breadcrumbs .sep {
  color: var(--accent);
}

/* Service Comparison Spec Table */
.specs-table-wrapper {
  overflow-x: auto;
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-block: var(--space-xl);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
  min-width: 600px;
}

.specs-table th {
  background-color: var(--primary);
  color: var(--primary-text);
  font-family: var(--font-display);
  font-weight: 800;
  text-align: start;
  padding: var(--space-md);
}

.specs-table td {
  padding: var(--space-md);
  border-block-end: 1px solid var(--border-light);
}

.specs-table tr:nth-child(even) td {
  background-color: var(--background);
}

/* Staff & Operations Roster */
.team-roster-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 640px) {
  .team-roster-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .team-roster-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.team-card {
  background-color: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.team-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent);
}

.team-avatar-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background-color: var(--primary);
  color: var(--primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  margin-block-end: var(--space-sm);
  border-inline-start: 4px solid var(--accent);
}

.team-name {
  font-size: 1.15rem;
  color: var(--primary);
  margin-block-end: 2px;
}

.team-role {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--accent);
  margin-block-end: var(--space-xs);
}

.team-bio {
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.45;
  margin-block-end: var(--space-sm);
}

.team-fun-note {
  font-size: 0.75rem;
  color: var(--text);
  background-color: var(--background);
  padding: var(--space-xs);
  border-radius: var(--radius-sm);
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   20. Motion & Accessibility Safeguards
   -------------------------------------------------------------------------- */
/* IntersectionObserver Reveal-on-scroll classes */
@media (prefers-reduced-motion: no-preference) {
  .reveal-on-scroll {
    opacity: 0;
    transform: translateY(18px);
    transition: opacity 0.5s ease-out, transform 0.5s ease-out;
  }

  .reveal-on-scroll.is-revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Strict accessibility focus styling */
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}