/* ==========================================================================
   TCC Group - Design System & Modern Responsive Stylesheet
   Variant C: Approachable Expert | Playbook: Professional & B2B Services
   Locality: Leeds & London, United Kingdom (GB)
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. CSS Custom Properties / Design Tokens (from design_brief.json)
   -------------------------------------------------------------------------- */
:root {
  /* Exact Hex Palette from design_brief.json */
  --color-bg: #f3f6f5;
  --color-surface: #ffffff;
  --color-text: #12312e;
  --color-muted: #4d615e;
  --color-primary: #0f5f5a;
  --color-primary-text: #ffffff;
  --color-accent: #00d084;
  --color-accent-dark: #0b6670; /* WCAG AA accessible teal for text & light borders */
  --color-dark: #083030;
  --color-dark-text: #f3f6f5;
  --color-hero-bg: #083030;
  --color-hero-text: #ffffff;

  /* Derived Surface & Border Tints */
  --color-border: #dbe4e1;
  --color-border-subtle: #e6eeec;
  --color-surface-hover: #f9fbfa;
  --color-card-border: rgba(15, 95, 90, 0.12);
  --color-focus-ring: #00d084;
  --color-focus-ring-alt: #0f5f5a;

  /* Typography Families */
  --font-display: 'Bricolage Grotesque', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-body: 'Figtree', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Fluid Type Scale (clamp) */
  --font-size-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --font-size-sm: clamp(0.875rem, 0.825rem + 0.25vw, 0.9375rem);
  --font-size-base: clamp(1rem, 0.95rem + 0.25vw, 1.0625rem);
  --font-size-md: clamp(1.125rem, 1.05rem + 0.35vw, 1.25rem);
  --font-size-lg: clamp(1.25rem, 1.15rem + 0.5vw, 1.5rem);
  --font-size-xl: clamp(1.5rem, 1.35rem + 0.8vw, 1.875rem);
  --font-size-2xl: clamp(1.875rem, 1.65rem + 1.2vw, 2.375rem);
  --font-size-3xl: clamp(2.25rem, 1.95rem + 1.6vw, 3rem);
  --font-size-hero: clamp(2.35rem, 1.95rem + 2.5vw, 3.85rem);

  /* 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;

  /* Section Padding */
  --section-padding-y: clamp(3.5rem, 6vw, 6rem);
  --section-padding-x: clamp(1.25rem, 4vw, 2.5rem);

  /* Layout Boundaries */
  --container-max-width: 1240px;
  --header-height-mobile: 60px;
  --header-height-desktop: 74px;
  --topbar-height-desktop: 38px;
  --topbar-height-mobile: 34px;

  /* Border Radii */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 9999px;

  /* Elevated Shadows */
  --shadow-sm: 0 1px 3px rgba(8, 48, 48, 0.06);
  --shadow-md: 0 4px 14px rgba(8, 48, 48, 0.08);
  --shadow-lg: 0 12px 28px rgba(8, 48, 48, 0.11);
  --shadow-xl: 0 20px 42px rgba(8, 48, 48, 0.15);

  /* Animation Timings */
  --transition-fast: 160ms cubic-bezier(0.2, 0, 0.2, 1);
  --transition-normal: 260ms cubic-bezier(0.2, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  /* Strict rule: do NOT set overflow:hidden or auto on html/body as it breaks position:sticky */
  overflow-x: clip;
}

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

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

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

a:hover {
  color: var(--color-dark);
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text);
  letter-spacing: -0.015em;
  text-wrap: balance;
}

p {
  max-width: 72ch;
  text-wrap: pretty;
}

/* Accessible Skip Link */
.tcc-skip-link {
  position: absolute;
  inset-block-start: -100px;
  inset-inline-start: var(--space-md);
  z-index: 9999;
  padding: var(--space-sm) var(--space-md);
  background: var(--color-dark);
  color: #ffffff;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: underline;
  transition: inset-block-start var(--transition-fast);
}

.tcc-skip-link:focus {
  inset-block-start: var(--space-md);
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* Focus Visible Styling (Universal WCAG 2.1 AA) */
:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

/* --------------------------------------------------------------------------
   3. Containers & Global Layout Utilities
   -------------------------------------------------------------------------- */
.tcc-container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--section-padding-x);
  min-width: 0;
}

.tcc-section {
  padding-block: var(--section-padding-y);
  position: relative;
}

/* Alternating Section Bands */
.tcc-section--light {
  background-color: var(--color-bg);
  color: var(--color-text);
}

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

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

.tcc-section--dark h2,
.tcc-section--dark h3,
.tcc-section--dark h4 {
  color: #ffffff;
}

.tcc-section--dark p {
  color: rgba(243, 246, 245, 0.88);
}

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

.tcc-section--primary h2,
.tcc-section--primary h3,
.tcc-section--primary h4 {
  color: #ffffff;
}

/* Section Header Typography */
.tcc-section-header {
  margin-block-end: clamp(2rem, 4vw, 3.5rem);
  max-width: 820px;
}

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

.tcc-section-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  background-color: rgba(15, 95, 90, 0.08);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-pill);
  margin-block-end: var(--space-sm);
}

.tcc-section--dark .tcc-section-tag {
  color: var(--color-accent);
  background-color: rgba(0, 208, 132, 0.12);
}

.tcc-section-title {
  font-size: var(--font-size-2xl);
  margin-block-end: var(--space-sm);
}

.tcc-section-lead {
  font-size: var(--font-size-md);
  color: var(--color-muted);
  line-height: 1.6;
}

.tcc-section--dark .tcc-section-lead {
  color: rgba(243, 246, 245, 0.82);
}

/* --------------------------------------------------------------------------
   4. Top Bar (Non-Sticky, Strictly <= 36px on mobile, <= 40px on desktop)
   -------------------------------------------------------------------------- */
.tcc-topbar {
  background-color: #052020;
  color: rgba(243, 246, 245, 0.9);
  font-size: var(--font-size-xs);
  border-block-end: 1px solid rgba(255, 255, 255, 0.08);
  height: var(--topbar-height-mobile);
  display: flex;
  align-items: center;
  position: relative;
  z-index: 1010;
}

.tcc-topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  flex-wrap: nowrap;
  gap: var(--space-sm);
}

.tcc-topbar__links {
  display: flex;
  align-items: center;
  gap: clamp(0.75rem, 2vw, 1.25rem);
  flex-wrap: nowrap;
}

.tcc-topbar__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: rgba(243, 246, 245, 0.9);
  white-space: nowrap;
  transition: color var(--transition-fast);
}

.tcc-topbar__link:hover {
  color: var(--color-accent);
}

.tcc-topbar__link svg {
  width: 14px;
  height: 14px;
  fill: currentColor;
  flex-shrink: 0;
}

.tcc-topbar__badge {
  display: none;
  color: var(--color-accent);
  font-weight: 600;
  white-space: nowrap;
}

@media (min-width: 768px) {
  .tcc-topbar {
    height: var(--topbar-height-desktop);
  }
  .tcc-topbar__badge {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
  }
}

/* --------------------------------------------------------------------------
   5. Header & Navigation (Sticky, direct child of body, pinned at top)
   -------------------------------------------------------------------------- */
.tcc-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-surface);
  border-block-end: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(8, 48, 48, 0.04);
  transition: background-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tcc-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height-mobile);
  gap: var(--space-sm);
  flex-wrap: nowrap;
}

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

/* Brand Link */
.tcc-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
  flex: 0 1 auto;
  text-decoration: none;
}

.tcc-brand__logo {
  height: clamp(32px, 8.5vw, 42px);
  width: auto;
  max-width: min(50vw, 180px);
  object-fit: contain;
  flex-shrink: 0;
  border-radius: var(--radius-xs);
}

.tcc-brand__text {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 4.5vw, 1.45rem);
  font-weight: 800;
  color: var(--color-dark);
  letter-spacing: -0.03em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: inline-flex;
  align-items: baseline;
}

.tcc-brand__dot {
  color: var(--color-accent-dark);
}

.tcc-brand__sub {
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9em;
}

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

@media (min-width: 992px) {
  .tcc-nav {
    display: flex;
    align-items: center;
    gap: clamp(0.5rem, 1.5vw, 1.5rem);
  }

  .tcc-nav__list {
    display: flex;
    align-items: center;
    gap: clamp(0.25rem, 1vw, 1rem);
  }

  .tcc-nav__link {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    padding: 0.5rem 0.65rem;
    border-radius: var(--radius-sm);
    position: relative;
    transition: color var(--transition-fast), background-color var(--transition-fast);
  }

  .tcc-nav__link:hover {
    color: var(--color-primary);
    background-color: var(--color-bg);
  }

  .tcc-nav__link.is-active {
    color: var(--color-primary);
    font-weight: 700;
  }

  .tcc-nav__link.is-active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    inset-inline-start: 0.65rem;
    inset-inline-end: 0.65rem;
    height: 2px;
    background-color: var(--color-primary);
    border-radius: var(--radius-pill);
  }
}

/* Header Action Buttons */
.tcc-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  margin-inline-start: auto;
}

.tcc-header__call-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-primary);
  border: 1px solid var(--color-border);
  transition: all var(--transition-fast);
}

.tcc-header__call-btn:hover {
  background-color: var(--color-primary);
  color: #ffffff;
}

.tcc-header__call-btn svg {
  width: 20px;
  height: 20px;
  fill: currentColor;
}

.tcc-header__cta {
  display: none;
}

@media (min-width: 768px) {
  .tcc-header__cta {
    display: inline-flex;
  }
}

/* Mobile Menu Toggle Button (Strictly >= 48x48 touch target, visible at 320px) */
.tcc-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-dark);
  border: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

.tcc-menu-btn:hover {
  background-color: var(--color-bg);
}

.tcc-menu-btn__icon {
  width: 24px;
  height: 20px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.tcc-menu-btn__line {
  display: block;
  height: 2.5px;
  width: 100%;
  background-color: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition-normal), opacity var(--transition-fast);
}

.tcc-menu-btn[aria-expanded="true"] .tcc-menu-btn__line:nth-child(1) {
  transform: translateY(8.5px) rotate(45deg);
}

.tcc-menu-btn[aria-expanded="true"] .tcc-menu-btn__line:nth-child(2) {
  opacity: 0;
}

.tcc-menu-btn[aria-expanded="true"] .tcc-menu-btn__line:nth-child(3) {
  transform: translateY(-8.5px) rotate(-45deg);
}

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

/* Mobile Navigation Drawer */
.tcc-drawer {
  position: fixed;
  inset-block-start: var(--header-height-mobile);
  inset-inline: 0;
  inset-block-end: 0;
  background-color: rgba(8, 48, 48, 0.65);
  backdrop-filter: blur(4px);
  z-index: 999;
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.tcc-drawer.is-open {
  visibility: visible;
  opacity: 1;
}

.tcc-drawer__panel {
  width: 100%;
  max-width: 420px;
  height: 100%;
  margin-inline-start: auto;
  background-color: var(--color-surface);
  box-shadow: -4px 0 24px rgba(8, 48, 48, 0.15);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  padding: var(--space-xl) var(--space-lg);
  transform: translateX(100%);
  transition: transform var(--transition-smooth);
}

[dir="rtl"] .tcc-drawer__panel {
  margin-inline-start: 0;
  margin-inline-end: auto;
  transform: translateX(-100%);
}

.tcc-drawer.is-open .tcc-drawer__panel {
  transform: translateX(0);
}

.tcc-drawer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-block-end: var(--space-xl);
}

.tcc-drawer__link {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 600;
  color: var(--color-dark);
  padding: 0.75rem 0.5rem;
  border-block-end: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tcc-drawer__link.is-active {
  color: var(--color-primary);
  font-weight: 700;
}

.tcc-drawer__footer {
  margin-block-start: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid var(--color-border);
}

/* --------------------------------------------------------------------------
   6. Buttons & Interactive Elements
   -------------------------------------------------------------------------- */
.tcc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--font-size-sm);
  font-weight: 600;
  line-height: 1.2;
  padding: 0.75rem 1.35rem;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  text-align: center;
  white-space: nowrap;
  transition: all var(--transition-fast);
  cursor: pointer;
}

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

/* Primary Button */
.tcc-btn--primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border-color: var(--color-primary);
}

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

/* Accent Button (High impact on dark backgrounds) */
.tcc-btn--accent {
  background-color: var(--color-accent);
  color: #083030;
  font-weight: 700;
  border-color: var(--color-accent);
}

.tcc-btn--accent:hover {
  background-color: #00ea94;
  border-color: #00ea94;
  color: #083030;
}

/* Secondary Button (Outline / Ghost) */
.tcc-btn--secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.tcc-btn--secondary:hover {
  background-color: rgba(15, 95, 90, 0.08);
  color: var(--color-dark);
}

/* Secondary Button on Dark Background */
.tcc-btn--secondary-dark {
  background-color: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.35);
}

.tcc-btn--secondary-dark:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background-color: rgba(0, 208, 132, 0.08);
}

/* Button Sizes */
.tcc-btn--lg {
  font-size: var(--font-size-base);
  padding: 0.95rem 1.85rem;
}

.tcc-btn--full {
  width: 100%;
}

/* --------------------------------------------------------------------------
   7. Hero Component (Colour-field, brand-gradient #083030 to #0f5f5a at 135deg)
   -------------------------------------------------------------------------- */
.tcc-hero {
  position: relative;
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: var(--color-hero-text);
  padding-block-start: clamp(3.5rem, 6vw, 6.5rem);
  padding-block-end: clamp(3.5rem, 6vw, 6rem);
  overflow: hidden;
}

/* Subtle architectural pattern texture in brand hue */
.tcc-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 85% 15%, rgba(0, 208, 132, 0.09) 0%, transparent 45%),
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 48px 48px, 48px 48px;
  pointer-events: none;
}

.tcc-hero__inner {
  position: relative;
  z-index: 2;
  max-width: 980px;
}

.tcc-hero__pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: 0.4rem 1rem;
  background-color: rgba(0, 208, 132, 0.12);
  border: 1px solid rgba(0, 208, 132, 0.3);
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-accent);
  margin-block-end: var(--space-md);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.tcc-hero__pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-accent);
  box-shadow: 0 0 8px var(--color-accent);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.tcc-hero__title {
  font-size: var(--font-size-hero);
  color: #ffffff;
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin-block-end: var(--space-md);
}

.tcc-hero__lead {
  font-size: var(--font-size-lg);
  line-height: 1.55;
  color: rgba(243, 246, 245, 0.92);
  margin-block-end: var(--space-xl);
  max-width: 780px;
}

.tcc-hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-block-end: var(--space-xl);
}

/* Proof Strip inside Hero */
.tcc-hero__proof {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-lg);
  background-color: rgba(8, 48, 48, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
  flex-wrap: wrap;
  font-size: var(--font-size-sm);
  color: #ffffff;
}

.tcc-hero__proof-stars {
  color: #ffb703;
  letter-spacing: 0.15em;
  font-weight: 700;
}

.tcc-hero__proof-divider {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.4);
}

/* Hero Route Jump Chips */
.tcc-hero__routes {
  margin-block-start: var(--space-xl);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  flex-wrap: wrap;
}

.tcc-hero__route-label {
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-inline-end: var(--space-xs);
}

.tcc-hero__route-pill {
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: #ffffff;
  padding: 0.35rem 0.85rem;
  background-color: rgba(255, 255, 255, 0.08);
  /* Audit Fix: high-contrast border rather than low-contrast muted border */
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: var(--radius-pill);
  transition: all var(--transition-fast);
}

.tcc-hero__route-pill:hover {
  background-color: rgba(0, 208, 132, 0.18);
  border-color: var(--color-accent);
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   8. Scale & Operating Track Record Band (Full-width Dark Band)
   -------------------------------------------------------------------------- */
.tcc-stats-band {
  background-color: var(--color-dark);
  color: #ffffff;
  padding-block: clamp(2.5rem, 4vw, 4rem);
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  border-block-end: 1px solid rgba(255, 255, 255, 0.08);
}

.tcc-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-lg);
}

@media (min-width: 992px) {
  .tcc-stats-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
  }
}

.tcc-stat-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-md);
  border-inline-start: 3px solid var(--color-accent);
}

.tcc-stat-card__number {
  font-family: var(--font-display);
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  line-height: 1;
  color: #ffffff;
  margin-block-end: 0.35rem;
  letter-spacing: -0.02em;
}

.tcc-stat-card__label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-accent);
  margin-block-end: 0.25rem;
}

.tcc-stat-card__desc {
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.72);
  line-height: 1.4;
}

/* --------------------------------------------------------------------------
   9. Sectors Grid (8 Regulated Verticals)
   -------------------------------------------------------------------------- */
.tcc-sectors-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .tcc-sectors-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .tcc-sectors-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
  }
}

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

.tcc-sector-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-dark);
  box-shadow: var(--shadow-md);
}

.tcc-sector-card__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: rgba(15, 95, 90, 0.08);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: var(--space-md);
}

.tcc-sector-card__icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.tcc-sector-card__title {
  font-size: var(--font-size-md);
  margin-block-end: 0.5rem;
}

.tcc-sector-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.5;
  margin-block-end: var(--space-md);
}

.tcc-sector-card__tag {
  margin-block-start: auto;
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

/* --------------------------------------------------------------------------
   10. Services as Outcomes (4 Capabilities + 10 Solutions)
   -------------------------------------------------------------------------- */
.tcc-services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
  margin-block-end: var(--space-2xl);
}

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

.tcc-service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

.tcc-service-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-lg);
}

.tcc-service-card__header {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  margin-block-end: var(--space-md);
}

.tcc-service-card__number {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-accent-dark);
  line-height: 1;
}

.tcc-service-card__title {
  font-size: var(--font-size-xl);
}

.tcc-service-card__desc {
  font-size: var(--font-size-base);
  color: var(--color-muted);
  line-height: 1.6;
  margin-block-end: var(--space-md);
}

.tcc-service-card__features {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-block-end: var(--space-lg);
}

.tcc-service-card__feature {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--font-size-sm);
  color: var(--color-text);
}

.tcc-service-card__feature svg {
  width: 16px;
  height: 16px;
  fill: var(--color-primary);
  flex-shrink: 0;
  margin-block-start: 3px;
}

.tcc-service-card__cta {
  margin-block-start: auto;
}

/* Solutions 10-Grid Component */
.tcc-solutions-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

@media (min-width: 600px) {
  .tcc-solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .tcc-solutions-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tcc-solution-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.tcc-solution-card:hover {
  border-color: var(--color-accent-dark);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}

.tcc-solution-card__title {
  font-size: var(--font-size-base);
  font-weight: 700;
  margin-block-end: 0.35rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.tcc-solution-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. SIGNATURE SECTION: Interactive Process Timeline ("The Assurance Lifecycle")
   Variant C Standout Moment: Interactive 4-stage delivery timeline
   -------------------------------------------------------------------------- */
.tcc-lifecycle {
  background-color: var(--color-dark);
  color: #ffffff;
  padding-block: var(--section-padding-y);
  position: relative;
  overflow: hidden;
}

.tcc-lifecycle::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 10% 90%, rgba(15, 95, 90, 0.35) 0%, transparent 60%);
  pointer-events: none;
}

.tcc-timeline-tabs {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  overflow-x: auto;
  padding-block-end: var(--space-sm);
  margin-block-end: var(--space-xl);
  scrollbar-width: thin;
  scrollbar-color: var(--color-primary) transparent;
}

.tcc-timeline-tab {
  flex: 1 0 auto;
  min-width: 180px;
  background-color: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  color: #ffffff;
  text-align: start;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
}

.tcc-timeline-tab:hover {
  background-color: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.25);
}

.tcc-timeline-tab.is-active {
  background-color: rgba(15, 95, 90, 0.45);
  border-color: var(--color-accent);
  box-shadow: 0 0 16px rgba(0, 208, 132, 0.15);
}

.tcc-timeline-tab__step {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  display: block;
  margin-block-end: 0.25rem;
}

.tcc-timeline-tab__title {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 700;
  line-height: 1.3;
}

/* Stage Panels */
.tcc-timeline-panel {
  display: none;
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-xl);
  padding: clamp(1.5rem, 4vw, 3rem);
  backdrop-filter: blur(12px);
  animation: fadeIn var(--transition-normal);
}

.tcc-timeline-panel.is-active {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

@media (min-width: 992px) {
  .tcc-timeline-panel.is-active {
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
  }
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.tcc-stage__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-accent);
  background-color: rgba(0, 208, 132, 0.15);
  border: 1px solid rgba(0, 208, 132, 0.3);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-pill);
  margin-block-end: var(--space-sm);
}

.tcc-stage__title {
  font-size: var(--font-size-2xl);
  color: #ffffff;
  margin-block-end: var(--space-sm);
}

.tcc-stage__desc {
  font-size: var(--font-size-base);
  color: rgba(243, 246, 245, 0.88);
  line-height: 1.6;
  margin-block-end: var(--space-lg);
}

.tcc-stage__checkpoints {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tcc-stage__checkpoint {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: var(--font-size-sm);
  color: #ffffff;
}

.tcc-stage__checkpoint svg {
  width: 18px;
  height: 18px;
  fill: var(--color-accent);
  flex-shrink: 0;
  margin-block-start: 2px;
}

.tcc-stage__card {
  background-color: rgba(8, 48, 48, 0.8);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tcc-stage__sla-badge {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-sm) var(--space-md);
  background-color: rgba(15, 95, 90, 0.4);
  border: 1px solid rgba(0, 208, 132, 0.25);
  border-radius: var(--radius-sm);
}

.tcc-stage__sla-label {
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.8);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.tcc-stage__sla-value {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   12. Case Studies & Quantified Results Showcase
   -------------------------------------------------------------------------- */
.tcc-case-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

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

.tcc-case-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.25rem);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  position: relative;
}

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

.tcc-case-card__tag {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-block-end: var(--space-xs);
}

.tcc-case-card__title {
  font-size: var(--font-size-xl);
  margin-block-end: var(--space-sm);
}

.tcc-case-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.6;
  margin-block-end: var(--space-md);
}

.tcc-case-card__metric-strip {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  margin-block-end: var(--space-md);
  border-inline-start: 3px solid var(--color-primary);
}

.tcc-case-card__metric-value {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-dark);
  line-height: 1;
}

.tcc-case-card__metric-label {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
  line-height: 1.3;
}

/* --------------------------------------------------------------------------
   13. Why TCC & The Tripartite Group Architecture
   -------------------------------------------------------------------------- */
.tcc-tripartite-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 992px) {
  .tcc-tripartite-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tcc-tripartite-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
}

.tcc-tripartite-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.tcc-tripartite-card__entity {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 800;
  color: var(--color-dark);
  margin-block-end: 0.25rem;
}

.tcc-tripartite-card__role {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-block-end: var(--space-md);
}

.tcc-tripartite-card__desc {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   14. Client Testimonials (Real Google Reviews)
   -------------------------------------------------------------------------- */
.tcc-reviews-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md);
}

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

@media (min-width: 1024px) {
  .tcc-reviews-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.tcc-review-card__stars {
  color: #ffb703;
  letter-spacing: 0.15em;
  font-size: 1.1rem;
}

.tcc-review-card__quote {
  font-size: var(--font-size-sm);
  color: var(--color-text);
  line-height: 1.6;
  font-style: normal;
}

.tcc-review-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block-start: var(--space-sm);
  border-block-start: 1px solid var(--color-border-subtle);
}

.tcc-review-card__author {
  font-weight: 700;
  font-size: var(--font-size-sm);
  color: var(--color-dark);
}

.tcc-review-card__source {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
}

/* --------------------------------------------------------------------------
   15. FAQ Accordion (Audit-compliant with nested headings inside summary)
   -------------------------------------------------------------------------- */
.tcc-faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  max-width: 860px;
  margin-inline: auto;
}

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

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

.tcc-faq-item summary {
  padding: var(--space-md) var(--space-lg);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  list-style: none;
  font-family: var(--font-display);
}

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

.tcc-faq__question {
  font-size: var(--font-size-base);
  font-weight: 700;
  color: var(--color-text);
  text-align: start;
}

.tcc-faq__icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  color: var(--color-primary);
  transition: transform var(--transition-normal);
}

.tcc-faq-item[open] .tcc-faq__icon {
  transform: rotate(180deg);
}

.tcc-faq__answer {
  padding: 0 var(--space-lg) var(--space-lg);
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   16. Closing Full-Width Dark CTA Band
   -------------------------------------------------------------------------- */
.tcc-closing-cta {
  background: linear-gradient(135deg, var(--color-dark) 0%, #052020 100%);
  color: #ffffff;
  padding-block: clamp(3.5rem, 6vw, 5.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.tcc-closing-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(0, 208, 132, 0.08) 0%, transparent 60%);
  pointer-events: none;
}

.tcc-closing-cta__inner {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin-inline: auto;
}

.tcc-closing-cta__title {
  font-size: var(--font-size-3xl);
  color: #ffffff;
  margin-block-end: var(--space-md);
}

.tcc-closing-cta__desc {
  font-size: var(--font-size-md);
  color: rgba(243, 246, 245, 0.88);
  margin-block-end: var(--space-xl);
  margin-inline: auto;
}

.tcc-closing-cta__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* --------------------------------------------------------------------------
   17. Contact & Locality Section (Leeds & London Hubs + Map Embed)
   -------------------------------------------------------------------------- */
.tcc-contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-xl);
}

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

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

.tcc-hub-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-lg);
  border-inline-start: 4px solid var(--color-primary);
}

.tcc-hub-card__title {
  font-size: var(--font-size-md);
  margin-block-end: 0.35rem;
}

.tcc-hub-card__address {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.5;
  margin-block-end: var(--space-sm);
  font-style: normal;
}

.tcc-hub-card__link {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.tcc-map-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
}

.tcc-map-wrapper iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Accessible Contact / Consultation Form */
.tcc-form {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tcc-form-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.tcc-form-label {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.tcc-form-input,
.tcc-form-select,
.tcc-form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tcc-form-input:focus,
.tcc-form-select:focus,
.tcc-form-textarea:focus {
  border-color: var(--color-primary);
  outline: 3px solid var(--color-accent);
  outline-offset: 1px;
}

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

.tcc-form-help {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
}

.tcc-form-success {
  display: none;
  padding: var(--space-md);
  background-color: rgba(0, 208, 132, 0.15);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-sm);
  color: var(--color-dark);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   18. Multi-Column Comprehensive Footer
   -------------------------------------------------------------------------- */
.tcc-footer {
  background-color: var(--color-dark);
  color: var(--color-dark-text);
  padding-block-start: clamp(3rem, 5vw, 5rem);
  padding-block-end: var(--space-xl);
  border-block-start: 1px solid rgba(255, 255, 255, 0.1);
  margin-block-start: auto;
}

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

@media (min-width: 600px) {
  .tcc-footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .tcc-footer__grid {
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: var(--space-2xl);
  }
}

.tcc-footer-col {
  display: flex;
  flex-direction: column;
}

/* Audit Fix: Footer headers are H3 / p.title, NOT H2 to avoid semantic document outline disruption */
.tcc-footer-col__title {
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 700;
  color: #ffffff;
  margin-block-end: var(--space-md);
  letter-spacing: -0.01em;
}

.tcc-footer-col__list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.tcc-footer-col__link {
  font-size: var(--font-size-sm);
  color: rgba(243, 246, 245, 0.78);
  transition: color var(--transition-fast);
}

.tcc-footer-col__link:hover {
  color: var(--color-accent);
}

.tcc-footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.tcc-footer-brand__text {
  font-size: var(--font-size-sm);
  color: rgba(243, 246, 245, 0.78);
  line-height: 1.6;
}

.tcc-footer-brand__meta {
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.6);
  line-height: 1.5;
}

.tcc-footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  background-color: rgba(0, 208, 132, 0.1);
  padding: 0.3rem 0.65rem;
  border-radius: var(--radius-sm);
  width: fit-content;
}

/* Footer Bottom Bar */
.tcc-footer__bottom {
  padding-block-start: var(--space-lg);
  border-block-start: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.6);
}

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

.tcc-footer__legal-links {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.tcc-footer__legal-link {
  color: rgba(243, 246, 245, 0.6);
  transition: color var(--transition-fast);
}

.tcc-footer__legal-link:hover {
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   19. Back to Top Button (Fixed, >= 48x48, translated aria-label)
   -------------------------------------------------------------------------- */
.back-to-top {
  position: fixed;
  inset-block-end: 24px;
  inset-inline-end: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--color-dark);
  color: #ffffff;
  border: 1.5px solid var(--color-accent);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 950;
  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);
  cursor: pointer;
}

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

.back-to-top:hover {
  background-color: var(--color-primary);
  color: var(--color-accent);
}

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

/* --------------------------------------------------------------------------
   20. Sub-Pages Specific Layouts (About, Services, Case Studies)
   -------------------------------------------------------------------------- */
/* Page Header / Subpage Hero */
.tcc-page-header {
  background: linear-gradient(135deg, var(--color-hero-bg) 0%, var(--color-primary) 100%);
  color: #ffffff;
  padding-block-start: clamp(3rem, 5vw, 4.5rem);
  padding-block-end: clamp(3rem, 5vw, 4.5rem);
  position: relative;
}

.tcc-page-header__title {
  font-size: var(--font-size-3xl);
  color: #ffffff;
  margin-block-end: var(--space-sm);
}

.tcc-page-header__lead {
  font-size: var(--font-size-lg);
  color: rgba(243, 246, 245, 0.9);
  max-width: 780px;
}

.tcc-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-xs);
  color: rgba(243, 246, 245, 0.75);
  margin-block-end: var(--space-md);
}

.tcc-breadcrumb a {
  color: rgba(243, 246, 245, 0.9);
}

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

/* Team Grid (Meet the Team) */
.tcc-team-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

@media (min-width: 600px) {
  .tcc-team-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 992px) {
  .tcc-team-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

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

.tcc-team-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-sm);
}

.tcc-team-card__name {
  font-size: var(--font-size-md);
  margin-block-end: 0.25rem;
}

.tcc-team-card__role {
  font-size: var(--font-size-xs);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-block-end: var(--space-sm);
}

.tcc-team-card__bio {
  font-size: var(--font-size-sm);
  color: var(--color-muted);
  line-height: 1.5;
}

/* Awards Timeline */
.tcc-awards-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  position: relative;
}

.tcc-award-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md) var(--space-lg);
  transition: all var(--transition-fast);
}

.tcc-award-item:hover {
  border-color: var(--color-accent-dark);
  box-shadow: var(--shadow-sm);
}

.tcc-award-year {
  font-family: var(--font-display);
  font-size: var(--font-size-md);
  font-weight: 800;
  color: var(--color-primary);
  background-color: rgba(15, 95, 90, 0.08);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
}

.tcc-award-title {
  font-weight: 700;
  font-size: var(--font-size-base);
  margin-block-end: 0.2rem;
}

.tcc-award-org {
  font-size: var(--font-size-xs);
  color: var(--color-muted);
}

/* --------------------------------------------------------------------------
   21. Motion & Animation (Inside prefers-reduced-motion: no-preference)
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  .tcc-reveal {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .tcc-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
  }
}