/* ==========================================================================
   ALBEMARLE ASSET MANAGEMENT - PRODUCTION DESIGN SYSTEM
   Boutique Asset Management & Advisory | Mayfair, London
   WCAG AA Compliant • Mobile-First Responsive • Zero CLS Architecture
   ========================================================================== */

:root {
  /* Brand Color Tokens */
  --color-primary: #0F549C;
  --color-primary-dark: #0a3a6d;
  --color-primary-deeper: #072547;
  --color-primary-light: #1e70c8;
  --color-primary-subtle: #edf5fc;
  
  --color-accent: #c59b27;
  --color-accent-light: #e4be57;
  --color-accent-subtle: #fbf7ee;
  
  --color-navy: #0a192f;
  --color-navy-surface: #112240;
  --color-navy-card: #172a45;
  --color-navy-border: #233554;
  
  /* Neutral Palette */
  --color-bg: #f8fafc;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  
  --color-text-main: #0f172a;
  --color-text-body: #334155;
  --color-text-muted: #64748b;
  --color-text-light: #f8fafc;
  
  --color-success: #16a34a;
  --color-success-bg: #f0fdf4;
  --color-info: #0284c7;
  --color-info-bg: #f0f9ff;
  
  /* Typography System */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
  
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.8125rem);
  --text-sm: clamp(0.8125rem, 0.775rem + 0.3vw, 0.875rem);
  --text-base: clamp(0.9375rem, 0.9rem + 0.3vw, 1.0625rem);
  --text-md: clamp(1.0625rem, 1rem + 0.4vw, 1.1875rem);
  --text-lg: clamp(1.1875rem, 1.1rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.375rem, 1.25rem + 0.7vw, 1.625rem);
  --text-2xl: clamp(1.625rem, 1.45rem + 1vw, 2rem);
  --text-3xl: clamp(1.875rem, 1.65rem + 1.3vw, 2.375rem);
  --text-4xl: clamp(2.25rem, 1.95rem + 1.8vw, 3rem);
  --text-hero: clamp(2.35rem, 1.9rem + 2.4vw, 3.5rem);
  
  /* Elevation & Shadows */
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08), 0 2px 4px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 10px 24px rgba(15, 23, 42, 0.1), 0 4px 8px rgba(15, 23, 42, 0.05);
  --shadow-xl: 0 20px 32px rgba(15, 23, 42, 0.12), 0 8px 16px rgba(15, 23, 42, 0.06);
  --shadow-glow: 0 0 24px rgba(15, 84, 156, 0.15);
  
  /* Border Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  /* 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;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Layout Constraints */
  --container-max: 1240px;
  --container-wide: 1360px;
  --header-height: 76px;
}

/* Base Reset & Core Styles */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

html, body {
  overflow-x: clip; /* Cleanly clip without disabling position: sticky */
  min-height: 100dvh;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.65;
  color: var(--color-text-body);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  display: flex;
  flex-direction: column;
}

/* Accessible Skip Link */
.skip-link {
  position: absolute;
  top: -100px;
  left: 1rem;
  background: var(--color-primary);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  z-index: 99999;
  text-decoration: none;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
  outline: 3px solid var(--color-accent);
}

/* Media handling - Zero CLS */
img, picture, video, iframe {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  overflow-wrap: break-word;
}

h1 { font-size: var(--text-3xl); }
h2 { font-size: var(--text-2xl); }
h3 { font-size: var(--text-xl); }
h4 { font-size: var(--text-lg); }
h5 { font-size: var(--text-md); }
h6 { font-size: var(--text-base); }

p {
  margin-bottom: 1.125rem;
  overflow-wrap: break-word;
}

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

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

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

/* Accessible Focus States */
:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: 2px;
}

button {
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.container-wide {
  width: 100%;
  max-width: var(--container-wide);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* ==========================================================================
   HEADER & STICKY NAVIGATION (Pinned to top on all pages)
   ========================================================================== */

header.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
  transition: background-color var(--transition-base), box-shadow var(--transition-base);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  gap: 1rem;
}

/* Logo sits at the start and is the Home link */
.header-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  text-decoration: none;
  padding: 0.375rem 0;
}

.header-logo img {
  height: 40px;
  width: auto;
  object-fit: contain;
}

.header-logo .brand-badge {
  display: none;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  background: var(--color-accent-subtle);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(197, 155, 39, 0.2);
}

/* Desktop Main Navigation */
.desktop-nav {
  display: none;
  align-items: center;
  gap: 0.5rem;
}

.nav-list {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 0.25rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  padding: 0.625rem 0.875rem;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text-main);
  border-radius: var(--radius-sm);
  position: relative;
  transition: all var(--transition-fast);
}

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

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0.875rem;
  right: 0.875rem;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: 1px;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.header-cta {
  display: none;
}

/* Hamburger / Drawer Toggle */
.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  padding: 10px;
  color: var(--color-text-main);
  background: var(--color-surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  transition: background-color var(--transition-fast);
}

.menu-toggle:hover {
  background-color: var(--color-border);
}

.menu-icon {
  width: 24px;
  height: 18px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.menu-icon span {
  display: block;
  height: 2px;
  width: 100%;
  background-color: currentColor;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

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

.menu-toggle[aria-expanded="true"] .menu-icon span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Drawer */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1001;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

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

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(85vw, 360px);
  background: var(--color-surface);
  z-index: 1002;
  box-shadow: -4px 0 24px rgba(15, 23, 42, 0.15);
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
  padding: 1.5rem;
  overflow-y: auto;
}

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

.drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 1.5rem;
}

.drawer-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  color: var(--color-text-main);
  background: var(--color-surface-alt);
}

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

.drawer-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 48px;
  padding: 0.75rem 1rem;
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text-main);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

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

.drawer-footer {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

/* ==========================================================================
   BUTTONS & INTERACTIVE ELEMENTS
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.75rem 1.5rem;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-primary);
  color: #ffffff;
  border: 1px solid var(--color-primary);
  box-shadow: 0 2px 6px rgba(15, 84, 156, 0.25);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #ffffff;
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15, 84, 156, 0.35);
}

.btn-secondary {
  background-color: var(--color-surface);
  color: var(--color-text-main);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-xs);
}

.btn-secondary:hover {
  background-color: var(--color-surface-alt);
  border-color: var(--color-border-hover);
  color: var(--color-primary);
  transform: translateY(-1px);
}

.btn-accent {
  background-color: var(--color-accent);
  color: #ffffff;
  border: 1px solid var(--color-accent);
}

.btn-accent:hover {
  background-color: #a8811b;
  color: #ffffff;
  transform: translateY(-1px);
}

.btn-outline-white {
  background-color: transparent;
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-white:hover {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: #ffffff;
  color: #ffffff;
}

.btn-sm {
  min-height: 36px;
  padding: 0.375rem 0.875rem;
  font-size: var(--text-xs);
  border-radius: var(--radius-sm);
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

/* ==========================================================================
   HERO SECTIONS
   ========================================================================== */

.hero-section {
  position: relative;
  background: linear-gradient(135deg, var(--color-navy) 0%, #0d2342 60%, #102e56 100%);
  color: var(--color-text-light);
  padding: clamp(3rem, 6vw + 1rem, 5.5rem) 0;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 80% 20%, rgba(15, 84, 156, 0.35) 0%, transparent 60%),
                    radial-gradient(circle at 10% 80%, rgba(197, 155, 39, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 820px;
}

.hero-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(8px);
  padding: 0.35rem 0.875rem;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 1.25rem;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 800;
  line-height: 1.15;
  color: #ffffff;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: var(--text-lg);
  line-height: 1.6;
  color: #cbd5e1;
  margin-bottom: 2rem;
  max-width: 720px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-metrics-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

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

.metric-value {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.1;
}

.metric-label {
  font-size: var(--text-xs);
  color: #94a3b8;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Page Header Banner (for subpages) */
.page-header {
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-primary-deeper) 100%);
  color: #ffffff;
  padding: clamp(2.5rem, 5vw + 1rem, 4.5rem) 0;
  position: relative;
}

.page-header-content {
  max-width: 800px;
}

.page-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 0.75rem;
}

.page-header h1 {
  color: #ffffff;
  font-size: var(--text-3xl);
  margin-bottom: 0.75rem;
}

.page-header p {
  color: #cbd5e1;
  font-size: var(--text-md);
  margin-bottom: 0;
}

/* ==========================================================================
   SECTIONS & CARD COMPONENTS
   ========================================================================== */

.section {
  padding: clamp(2.5rem, 5vw + 1rem, 4.5rem) 0;
}

.section-alt {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

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

.section-navy h2, 
.section-navy h3 {
  color: #ffffff;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(2rem, 4vw, 3rem);
}

.section-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: var(--color-primary-subtle);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.section-navy .section-badge {
  color: var(--color-accent-light);
  background: rgba(197, 155, 39, 0.15);
}

.section-title {
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-muted);
}

.section-navy .section-subtitle {
  color: #94a3b8;
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

/* Base Card */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--color-primary-subtle);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.card-title {
  font-size: var(--text-lg);
  margin-bottom: 0.625rem;
}

.card-text {
  color: var(--color-text-body);
  font-size: var(--text-sm);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* Investor Pathway / Classification Gateway Card */
.investor-gateway-card {
  background: var(--color-surface);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-lg);
  margin-top: -3rem;
  position: relative;
  z-index: 10;
}

.gateway-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.gateway-item {
  padding: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.gateway-item h3 {
  font-size: var(--text-md);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.gateway-item p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 1rem;
}

/* Quote Banner Component */
.quote-banner {
  background: linear-gradient(135deg, #f8fafc 0%, #edf5fc 100%);
  border-inline-start: 4px solid var(--color-primary);
  padding: 2rem;
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  margin: 2rem 0;
}

.quote-banner blockquote {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--color-text-main);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.quote-author {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quote-role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 500;
}

/* Fund Cards Showcase */
.fund-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.fund-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(15, 84, 156, 0.3);
}

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

.fund-badge-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 1rem;
}

.badge {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
}

.badge-ucits {
  background: #e0f2fe;
  color: #0369a1;
}

.badge-qiaif {
  background: #fef3c7;
  color: #92400e;
}

.badge-icav {
  background: #ede9fe;
  color: #6d28d9;
}

.badge-sfdr {
  background: #dcfce7;
  color: #15803d;
}

.badge-award {
  background: #fdf2f8;
  color: #be185d;
}

.fund-title {
  font-size: var(--text-lg);
  margin-bottom: 0.5rem;
}

.fund-strategy {
  font-size: var(--text-sm);
  color: var(--color-text-body);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.fund-docs-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

/* Timeline Component (for Milestones) */
.timeline {
  position: relative;
  padding-left: 2rem;
  margin-top: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 7px;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  margin-bottom: 2rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -2rem;
  top: 4px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid #ffffff;
  box-shadow: 0 0 0 2px var(--color-primary-light);
}

.timeline-year {
  font-size: var(--text-sm);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.25rem;
}

.timeline-content h4 {
  font-size: var(--text-md);
  margin-bottom: 0.35rem;
}

.timeline-content p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* Factsheets & Downloads Hub Table/Grid */
.downloads-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  margin-bottom: 2rem;
}

.downloads-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: var(--text-sm);
}

.downloads-table th {
  background: var(--color-surface-alt);
  color: var(--color-text-main);
  font-weight: 700;
  padding: 1rem 1.25rem;
  border-bottom: 2px solid var(--color-border);
  white-space: nowrap;
}

.downloads-table td {
  padding: 1.125rem 1.25rem;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.downloads-table tr:last-child td {
  border-bottom: none;
}

.downloads-table tr:hover {
  background-color: #fafbfc;
}

/* Filter controls */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  justify-content: center;
}

.filter-btn {
  padding: 0.5rem 1.25rem;
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-body);
  transition: all var(--transition-fast);
}

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

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

/* Search bar */
.search-wrapper {
  max-width: 480px;
  margin: 0 auto 2rem auto;
  position: relative;
}

.search-input {
  width: 100%;
  height: 48px;
  padding: 0 1rem 0 2.75rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-sm);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 84, 156, 0.15);
  outline: none;
}

.search-icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

/* Contact Page Components */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.contact-card {
  background: 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);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

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

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

.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(15, 84, 156, 0.15);
  outline: none;
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.checkbox-group input[type="checkbox"] {
  width: 20px;
  height: 20px;
  margin-top: 0.15rem;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.checkbox-label {
  font-size: var(--text-xs);
  color: var(--color-text-body);
  line-height: 1.5;
}

.form-alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  display: none;
}

.form-alert.is-visible {
  display: block;
}

.form-alert-success {
  background-color: var(--color-success-bg);
  border: 1px solid #bbf7d0;
  color: #166534;
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  aspect-ratio: 16 / 9;
  min-height: 320px;
}

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

/* ==========================================================================
   FOOTER
   ========================================================================== */

footer.site-footer {
  background: var(--color-navy);
  color: #94a3b8;
  padding-top: clamp(3rem, 5vw, 4.5rem);
  border-top: 1px solid var(--color-navy-border);
  margin-top: auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--color-navy-border);
}

.footer-brand p {
  color: #94a3b8;
  font-size: var(--text-sm);
  margin-top: 1rem;
}

.footer-col-title {
  color: #ffffff;
  font-size: var(--text-base);
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: var(--text-sm);
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
}

.footer-contact-info {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: var(--text-sm);
}

.footer-contact-info li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
}

.footer-contact-info svg {
  flex-shrink: 0;
  margin-top: 0.25rem;
  color: var(--color-accent-light);
}

.footer-bottom {
  padding: 1.5rem 0;
  font-size: var(--text-xs);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  align-items: center;
  text-align: center;
}

.regulatory-notice {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.5;
  text-align: center;
  max-width: 900px;
  margin: 0 auto;
}

/* ==========================================================================
   BACK TO TOP BUTTON
   ========================================================================== */

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(15, 84, 156, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-base), transform var(--transition-base), background-color var(--transition-fast);
}

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

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

/* ==========================================================================
   RESPONSIVE BREAKPOINTS (Mobile-First)
   ========================================================================== */

/* Small Devices (480px and up) */
@media (min-width: 480px) {
  .hero-metrics-bar {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Tablet Devices (768px and up) */
@media (min-width: 768px) {
  .header-logo .brand-badge {
    display: inline-block;
  }
  
  .grid-2 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .gateway-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .contact-layout {
    grid-template-columns: 1fr 1fr;
  }
  
  .footer-top {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
  
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

/* Desktop Devices (1024px and up) */
@media (min-width: 1024px) {
  .desktop-nav {
    display: flex;
  }
  
  .header-cta {
    display: inline-flex;
  }
  
  .menu-toggle {
    display: none;
  }
  
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Ultra-Wide Constraints (1440px and up) */
@media (min-width: 1440px) {
  .hero-section {
    padding: 6.5rem 0;
  }
}