/* ==========================================================================
   HIGHWOODS GROUP — MODERN PRODUCTION DESIGN SYSTEM
   Variant C: Approachable Expert | Playbook: Professional & B2B Services
   ========================================================================== */

/* 1. Design Tokens & Custom Properties */
:root {
  /* Exact Palette from design_brief.json */
  --bg-color: #FAF8F5;
  --surface-color: #FFFFFF;
  --text-color: #151C28;
  --muted-color: #505B6C;
  --primary-color: #16325C;
  --primary-text: #FFFFFF;
  --accent-color: #C05621;
  --dark-color: #0C1523;
  --dark-text: #FAF8F5;

  /* Derived Tonal Nuances (built strictly from palette) */
  --primary-hover: #0f2444;
  --primary-soft: rgba(22, 50, 92, 0.06);
  --primary-soft-border: rgba(22, 50, 92, 0.15);
  --accent-hover: #a84719;
  --accent-soft: rgba(192, 86, 33, 0.08);
  --accent-soft-border: rgba(192, 86, 33, 0.2);
  --border-color: rgba(21, 28, 40, 0.12);
  --border-light: rgba(21, 28, 40, 0.06);
  --surface-alt: #F3EFEA;
  
  /* Typography */
  --font-display: 'Bricolage Grotesque', system-ui, -apple-system, sans-serif;
  --font-body: 'Figtree', system-ui, -apple-system, sans-serif;

  /* Elevation & Shadows */
  --shadow-sm: 0 2px 6px rgba(12, 21, 35, 0.04), 0 1px 3px rgba(12, 21, 35, 0.03);
  --shadow-md: 0 8px 24px rgba(12, 21, 35, 0.06), 0 2px 8px rgba(12, 21, 35, 0.04);
  --shadow-lg: 0 16px 40px rgba(12, 21, 35, 0.09), 0 4px 12px rgba(12, 21, 35, 0.05);
  --shadow-xl: 0 24px 60px rgba(12, 21, 35, 0.14), 0 8px 20px rgba(12, 21, 35, 0.06);

  /* Radii & Transitions */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --transition-fast: 150ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 250ms cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout Containers */
  --max-width: 1240px;
  --header-height: 80px;
}

/* 2. CSS Reset & Base Rules */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: clip;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* 3. Typography & Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--text-color);
  line-height: 1.15;
  letter-spacing: -0.025em;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.25rem, 5vw + 1rem, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw + 0.5rem, 2.75rem);
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.3rem, 1.75rem);
  line-height: 1.25;
}

h4 {
  font-size: 1.15rem;
  font-weight: 600;
}

p {
  color: var(--muted-color);
  font-size: 1.0625rem;
  line-height: 1.65;
}

p.lead {
  font-size: clamp(1.125rem, 1.5vw + 0.5rem, 1.25rem);
  color: var(--text-color);
  line-height: 1.6;
}

a {
  color: var(--primary-color);
  text-decoration: none;
  transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast);
}

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

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

/* 4. Accessibility & Focus States */
:focus-visible {
  outline: 2px solid var(--accent-color);
  outline-offset: 3px;
  border-radius: var(--radius-xs);
}

.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: 1rem;
  z-index: 9999;
  padding: 0.75rem 1.5rem;
  background-color: var(--primary-color);
  color: var(--primary-text);
  font-weight: 600;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

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

/* 5. Layout Container & Utilities */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 4vw, 2.5rem);
}

.section {
  padding-block: clamp(3.5rem, 7vw, 6.5rem);
  position: relative;
}

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

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

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--dark-text);
}

.section-dark p {
  color: rgba(250, 248, 245, 0.78);
}

.section-header {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
  margin-block-end: clamp(2.5rem, 5vw, 4rem);
}

.section-header.text-start {
  text-align: start;
  margin-inline: 0;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-color);
  margin-block-end: 0.875rem;
  background-color: var(--accent-soft);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--accent-soft-border);
}

.section-dark .section-eyebrow {
  color: #FFA573;
  background-color: rgba(255, 165, 115, 0.12);
  border-color: rgba(255, 165, 115, 0.25);
}

.section-title {
  margin-block-end: 1rem;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--muted-color);
  max-width: 660px;
  margin-inline: auto;
}

.section-dark .section-subtitle {
  color: rgba(250, 248, 245, 0.75);
}

/* 6. Buttons & Interactive Links */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 0.875rem 1.75rem;
  min-height: 48px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-normal);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary-color);
  color: var(--primary-text);
  box-shadow: 0 4px 14px rgba(22, 50, 92, 0.25);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: var(--primary-text);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(22, 50, 92, 0.32);
}

.btn-secondary {
  background-color: var(--surface-color);
  color: var(--text-color);
  border-color: var(--border-color);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: #f7f5f0;
  border-color: var(--muted-color);
  color: var(--text-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background-color: var(--accent-color);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(192, 86, 33, 0.3);
}

.btn-accent:hover {
  background-color: var(--accent-hover);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(192, 86, 33, 0.4);
}

.btn-outline-white {
  background-color: transparent;
  color: #FAF8F5;
  border-color: rgba(250, 248, 245, 0.3);
}

.btn-outline-white:hover {
  background-color: rgba(250, 248, 245, 0.1);
  border-color: #FAF8F5;
  color: #FAF8F5;
}

.btn-icon {
  width: 1.125rem;
  height: 1.125rem;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* 7. Header & Navigation (Strict Sticky Direct Child of Body) */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(250, 248, 245, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-block-end: 1px solid var(--border-color);
  height: var(--header-height);
  display: flex;
  align-items: center;
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.is-scrolled {
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

/* Brand Logo (First item, home link, no separate Home menu item) */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-color);
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  text-decoration: none;
  min-height: 48px;
}

.brand-symbol {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-color) 0%, #204780 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  box-shadow: 0 4px 10px rgba(22, 50, 92, 0.2);
  flex-shrink: 0;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-name {
  font-size: 1.1875rem;
  font-weight: 800;
  color: var(--text-color);
}

.brand-tagline {
  font-family: var(--font-body);
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--muted-color);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

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

@media (min-width: 992px) {
  .desktop-nav {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-color);
  padding: 0.625rem 1rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.nav-link:hover {
  color: var(--primary-color);
  background-color: rgba(22, 50, 92, 0.05);
}

.nav-link[aria-current="page"] {
  color: var(--primary-color);
  background-color: rgba(22, 50, 92, 0.08);
  font-weight: 700;
}

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

.header-phone-link {
  display: none;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-color);
  min-height: 48px;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
}

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

@media (min-width: 1120px) {
  .header-phone-link {
    display: inline-flex;
  }
}

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

@media (min-width: 640px) {
  .header-cta-btn {
    display: inline-flex;
  }
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 48px;
  height: 48px;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
  position: relative;
  z-index: 1050;
  transition: background-color var(--transition-fast);
}

.mobile-toggle:hover {
  background-color: rgba(22, 50, 92, 0.05);
}

.mobile-toggle-bar {
  width: 22px;
  height: 2px;
  background-color: var(--text-color);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.mobile-toggle-bar:not(:last-child) {
  margin-block-end: 5px;
}

.mobile-toggle[aria-expanded="true"] .mobile-toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .mobile-toggle-bar:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .mobile-toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

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

/* Mobile Off-Canvas Drawer */
.mobile-drawer {
  position: fixed;
  inset-block-start: 0;
  inset-inline-end: -100%;
  width: min(85vw, 380px);
  height: 100vh;
  background-color: var(--surface-color);
  z-index: 1040;
  padding: 5.5rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-xl);
  transition: inset-inline-end var(--transition-smooth);
  overflow-y: auto;
}

.mobile-drawer.is-open {
  inset-inline-end: 0;
}

.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(12, 21, 35, 0.5);
  backdrop-filter: blur(4px);
  z-index: 1030;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.mobile-drawer-backdrop.is-open {
  opacity: 1;
  pointer-events: auto;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mobile-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-color);
  padding: 0.875rem 1rem;
  border-radius: var(--radius-md);
  min-height: 48px;
}

.mobile-nav-link:hover,
.mobile-nav-link[aria-current="page"] {
  background-color: var(--surface-alt);
  color: var(--primary-color);
}

.mobile-drawer-footer {
  margin-block-start: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-block-start: 1.5rem;
  border-block-start: 1px solid var(--border-light);
}

/* 8. Hero Section (Split Layout) */
.hero-section {
  padding-block: clamp(3rem, 6vw, 5.5rem);
  position: relative;
  background: radial-gradient(circle at 85% 15%, rgba(192, 86, 33, 0.05) 0%, transparent 60%),
              radial-gradient(circle at 15% 85%, rgba(22, 50, 92, 0.04) 0%, transparent 50%);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2.5rem, 5vw, 4.5rem);
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-proof-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.625rem;
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-sm);
  margin-block-end: 1.5rem;
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-color);
}

.rating-stars {
  color: #E58A1F;
  letter-spacing: 2px;
}

.hero-headline {
  margin-block-end: 1.25rem;
  color: var(--text-color);
}

.hero-subheadline {
  font-size: clamp(1.125rem, 1.8vw, 1.25rem);
  line-height: 1.6;
  color: var(--muted-color);
  margin-block-end: 2rem;
  max-width: 580px;
}

.hero-media-wrapper {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background-color: var(--surface-alt);
  aspect-ratio: 4 / 3;
}

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

.hero-floating-card {
  position: absolute;
  inset-block-end: 1.25rem;
  inset-inline-start: 1.25rem;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(255, 255, 255, 0.4);
  max-width: 260px;
}

.hero-floating-card-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-color);
  margin-block-end: 0.25rem;
}

.hero-floating-card-desc {
  font-size: 0.8125rem;
  color: var(--muted-color);
  line-height: 1.4;
}

/* 9. Sectors Grid */
.sectors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.sector-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.sector-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(22, 50, 92, 0.25);
}

.sector-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--primary-color);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.sector-card:hover::before {
  opacity: 1;
}

.sector-icon-wrap {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background-color: var(--surface-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-color);
  margin-block-end: 1.25rem;
  flex-shrink: 0;
}

.sector-title {
  margin-block-end: 0.75rem;
}

.sector-desc {
  font-size: 0.9375rem;
  margin-block-end: 1.25rem;
  flex-grow: 1;
}

.sector-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-block-end: 1.25rem;
  font-size: 0.875rem;
  color: var(--text-color);
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--border-light);
}

.sector-feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sector-check-icon {
  color: var(--accent-color);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* 10. SIGNATURE MOMENT: The Interactive Finance Sustainability Curve */
.sustainability-stepper-wrapper {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow-lg);
  margin-block-end: 3rem;
}

.stepper-nav {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-block-end: 2.5rem;
}

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

.stepper-tab-btn {
  background-color: var(--surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: start;
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  position: relative;
  min-height: 48px;
}

.stepper-tab-btn:hover {
  background-color: #ECE7E0;
  border-color: rgba(22, 50, 92, 0.2);
}

.stepper-tab-btn.is-active {
  background-color: var(--primary-color);
  color: var(--primary-text);
  border-color: var(--primary-color);
  box-shadow: var(--shadow-md);
}

.stepper-stage-tag {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-color);
}

.stepper-tab-btn.is-active .stepper-stage-tag {
  color: #FFA573;
}

.stepper-tab-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-color);
}

.stepper-tab-btn.is-active .stepper-tab-title {
  color: #FFFFFF;
}

.stepper-tab-subtitle {
  font-size: 0.8125rem;
  color: var(--muted-color);
}

.stepper-tab-btn.is-active .stepper-tab-subtitle {
  color: rgba(255, 255, 255, 0.8);
}

/* Stepper Stage Content Panel */
.stepper-stage-panel {
  display: none;
}

.stepper-stage-panel.is-active {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (min-width: 992px) {
  .stepper-stage-panel.is-active {
    grid-template-columns: 1.15fr 0.85fr;
  }
}

.stage-panel-main {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.stage-headline {
  color: var(--primary-color);
  font-size: 1.75rem;
}

.stage-description {
  font-size: 1.0625rem;
  color: var(--muted-color);
}

.stage-deliverables-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-color);
  margin-block-start: 0.5rem;
}

.stage-checklist {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

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

.stage-check-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.9375rem;
  color: var(--text-color);
}

.stage-check-icon {
  width: 18px;
  height: 18px;
  color: var(--accent-color);
  flex-shrink: 0;
  margin-block-start: 2px;
}

.stage-panel-sidebar {
  background-color: var(--surface-alt);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
}

.stage-meta-box {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stage-meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.stage-meta-label {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted-color);
}

.stage-meta-value {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-color);
}

.stage-pricing-badge {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  text-align: center;
}

.stage-pricing-tag {
  font-size: 0.75rem;
  color: var(--muted-color);
  font-weight: 600;
  text-transform: uppercase;
  margin-block-end: 0.25rem;
}

.stage-pricing-figure {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary-color);
}

/* Comprehensive Comparison Table (GEO/AEO Audit Requirement) */
.comparison-table-wrapper {
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--surface-color);
  box-shadow: var(--shadow-sm);
  margin-block-start: 3rem;
  -webkit-overflow-scrolling: touch;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: start;
  min-width: 680px;
}

.comparison-table th,
.comparison-table td {
  padding: 1.125rem 1.25rem;
  border-block-end: 1px solid var(--border-light);
  font-size: 0.9375rem;
}

.comparison-table th {
  background-color: var(--surface-alt);
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--text-color);
  text-align: start;
}

.comparison-table th:first-child {
  width: 32%;
}

.comparison-table tr:hover td {
  background-color: rgba(250, 248, 245, 0.6);
}

.badge-included {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: #106037;
  font-weight: 600;
  font-size: 0.8125rem;
}

.badge-optional {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--muted-color);
  font-size: 0.8125rem;
}

/* 11. Core Services Breakdown */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.service-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(22, 50, 92, 0.2);
}

.service-icon {
  width: 48px;
  height: 48px;
  background-color: var(--primary-soft);
  color: var(--primary-color);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: 1.25rem;
}

.service-card-title {
  font-size: 1.35rem;
  margin-block-end: 0.75rem;
}

.service-card-desc {
  font-size: 0.9375rem;
  margin-block-end: 1.25rem;
  flex-grow: 1;
}

.service-items-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-block-end: 1.5rem;
  font-size: 0.875rem;
  color: var(--muted-color);
}

.service-items-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.service-items-list li::before {
  content: '—';
  color: var(--accent-color);
  font-weight: 700;
}

/* 12. How We Work (4-Step Process) */
.process-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  position: relative;
}

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

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

.process-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-normal);
}

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

.process-step-num {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--primary-color);
  opacity: 0.35;
  margin-block-end: 0.75rem;
  line-height: 1;
}

.process-title {
  font-size: 1.1875rem;
  margin-block-end: 0.625rem;
}

.process-desc {
  font-size: 0.875rem;
}

/* 13. Shoreditch HQ & Regional Hubs */
.hq-section-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}

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

.hq-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.hq-img-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4 / 3;
}

.hq-img-frame:first-child {
  grid-column: 1 / -1;
  aspect-ratio: 16 / 9;
}

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

.hq-img-frame:hover .hq-img {
  transform: scale(1.03);
}

.locations-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-block-start: 2rem;
}

.location-item-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.location-city {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-color);
}

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

.location-phone {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-block-start: 0.5rem;
}

/* 14. Client Case Stories */
.cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

.case-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.25rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.case-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: rgba(22, 50, 92, 0.2);
}

.case-quote {
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--text-color);
  line-height: 1.6;
}

.case-author-block {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--border-light);
}

.case-author-avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--primary-soft);
  color: var(--primary-color);
  font-family: var(--font-display);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.case-author-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-color);
}

.case-author-title {
  font-size: 0.8125rem;
  color: var(--muted-color);
}

/* 15. Reviews & Testimonials */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.review-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-sm);
  gap: 1.25rem;
}

.review-stars {
  color: #E58A1F;
  letter-spacing: 2px;
  font-size: 1.125rem;
}

.review-quote {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-color);
  flex-grow: 1;
}

.review-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block-start: 1rem;
  border-block-start: 1px solid var(--border-light);
}

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

.review-source {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--muted-color);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* 16. FAQs (Direct AEO & Structured Content) */
.faq-accordion-group {
  max-width: 820px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.faq-item:hover {
  border-color: rgba(22, 50, 92, 0.25);
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-color);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  width: 20px;
  height: 20px;
  color: var(--accent-color);
  transition: transform var(--transition-fast);
  flex-shrink: 0;
}

details[open] .faq-icon {
  transform: rotate(180deg);
}

.faq-content {
  padding: 0 1.5rem 1.5rem;
  font-size: 0.9375rem;
  color: var(--muted-color);
  line-height: 1.65;
}

/* 17. High-Contrast CTA Banner */
.cta-banner-card {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-color) 100%);
  border-radius: var(--radius-xl);
  padding: clamp(2.5rem, 6vw, 4.5rem) clamp(1.5rem, 4vw, 3.5rem);
  color: var(--dark-text);
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  overflow: hidden;
}

.cta-banner-card h2 {
  color: var(--dark-text);
  margin-block-end: 1rem;
}

.cta-banner-card p {
  color: rgba(250, 248, 245, 0.85);
  max-width: 620px;
  margin-inline: auto;
  margin-block-end: 2rem;
  font-size: 1.125rem;
}

.cta-banner-card .btn-group {
  justify-content: center;
}

/* 18. Contact Form & Hubs */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 5vw, 4rem);
}

@media (min-width: 992px) {
  .contact-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.contact-form-card {
  background-color: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-block-end: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-color);
  margin-block-end: 0.5rem;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background-color: var(--surface-color);
  color: var(--text-color);
  font-size: 1rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  min-height: 48px;
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(22, 50, 92, 0.15);
  outline: none;
}

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

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

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.map-frame-wrapper {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--border-color);
  height: 280px;
}

.map-frame-wrapper iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

/* 19. Footer (Comprehensive & Multi-Column) */
.site-footer {
  background-color: var(--dark-color);
  color: var(--dark-text);
  padding-block-start: clamp(3.5rem, 6vw, 5.5rem);
  padding-block-end: 2rem;
  margin-block-start: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
  margin-block-end: 3.5rem;
}

.footer-brand-col {
  grid-column: 1 / -1;
}

@media (min-width: 768px) {
  .footer-brand-col {
    grid-column: span 2;
  }
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: #FFFFFF;
  margin-block-end: 1rem;
}

.footer-brand-desc {
  color: rgba(250, 248, 245, 0.7);
  font-size: 0.9375rem;
  max-width: 380px;
  margin-block-end: 1.5rem;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-block-end: 1.25rem;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-nav-link {
  color: rgba(250, 248, 245, 0.75);
  font-size: 0.9375rem;
  transition: color var(--transition-fast);
}

.footer-nav-link:hover {
  color: #FFFFFF;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  color: rgba(250, 248, 245, 0.75);
  font-size: 0.875rem;
  line-height: 1.5;
  margin-block-end: 0.75rem;
}

.footer-contact-icon {
  width: 18px;
  height: 18px;
  color: #FFA573;
  flex-shrink: 0;
  margin-block-start: 2px;
}

.footer-bottom-bar {
  border-block-start: 1px solid rgba(250, 248, 245, 0.1);
  padding-block-start: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.8125rem;
  color: rgba(250, 248, 245, 0.6);
  align-items: center;
  text-align: center;
}

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

.footer-legal-links {
  display: flex;
  gap: 1.5rem;
}

.footer-legal-link {
  color: rgba(250, 248, 245, 0.6);
  font-size: 0.8125rem;
}

.footer-legal-link:hover {
  color: #FFFFFF;
}

/* 20. Back to Top Button */
.back-to-top {
  position: fixed;
  inset-block-end: 1.75rem;
  inset-inline-end: 1.75rem;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--primary-color);
  color: var(--primary-text);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  cursor: pointer;
  z-index: 990;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-normal), visibility var(--transition-normal), transform var(--transition-normal), background-color var(--transition-fast);
}

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

.back-to-top:hover {
  background-color: var(--accent-color);
  transform: translateY(-2px);
}

/* 21. Motion Accessibility: prefers-reduced-motion */
@media (prefers-reduced-motion: no-preference) {
  .reveal-on-scroll {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 600ms cubic-bezier(0.16, 1, 0.3, 1), transform 600ms cubic-bezier(0.16, 1, 0.3, 1);
  }

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

@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;
  }

  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }
}