/* ==========================================================================
   PETRA TRADING & CONTRACTING LTD — GLOBAL PLATFORM DESIGN SYSTEM & LAYOUT
   Unified Header, Mega Menu, Mobile Accordion Drawer, Breadcrumbs & Footer
   ========================================================================== */

:root {
  --petra-navy-deep: #040810;
  --petra-navy: #070D18;
  --petra-navy-card: #0F172A;
  --petra-navy-elevated: #151F33;
  --petra-slate-900: #0F172A;
  --petra-slate-800: #1E293B;
  --petra-slate-700: #334155;
  --petra-slate-600: #475569;
  --petra-slate-500: #64748B;
  --petra-slate-400: #94A3B8;
  --petra-slate-300: #CBD5E1;
  --petra-slate-200: #E2E8F0;
  --petra-slate-100: #F1F5F9;
  --petra-slate-50: #F8FAFC;
  --petra-white: #FFFFFF;
  
  --petra-amber: #D97706;
  --petra-amber-light: #F59E0B;
  --petra-amber-glow: rgba(217, 119, 6, 0.2);
  --petra-amber-subtle: rgba(217, 119, 6, 0.08);

  --petra-green: #10B981;
  --petra-green-glow: rgba(16, 185, 129, 0.15);

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --max-w: 100%;
  --container-padding: clamp(24px, 3.5vw, 64px);
  --header-height: 74px;
  --header-height-compact: 60px;
  --utility-height: 36px;
  
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;
  
  --transition-fast: 0.15s ease;
  --transition-normal: 0.25s ease;
  --transition-slow: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  
  --shadow-dropdown: 0 20px 40px -10px rgba(0, 0, 0, 0.65), 0 0 1px 1px rgba(255, 255, 255, 0.08);
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--utility-height) + var(--header-height));
}

/* ==========================================================================
   TOP UTILITY STRIP (PERMANENTLY STICKY AT TOP: 0)
   ========================================================================== */
.top-utility-strip {
  width: 100%;
  background-color: var(--petra-navy-deep);
  color: var(--petra-slate-400);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  position: sticky;
  top: 0;
  left: 0;
  z-index: 1003;
  line-height: var(--utility-height);
  height: var(--utility-height);
  overflow: hidden;
  white-space: nowrap;
}

.top-utility-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  white-space: nowrap;
  height: 100%;
  box-sizing: border-box;
}

.utility-left, .utility-right {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: nowrap;
  white-space: nowrap;
  flex-shrink: 0;
}

.utility-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--petra-amber-light);
  font-weight: 600;
  white-space: nowrap;
  flex-shrink: 0;
}

.utility-badge .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--petra-amber);
  box-shadow: 0 0 6px var(--petra-amber);
  flex-shrink: 0;
}

.utility-link {
  color: var(--petra-slate-400);
  text-decoration: none;
  transition: color var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  flex-shrink: 0;
}

.utility-link:hover {
  color: var(--petra-white);
}

.utility-divider {
  width: 1px;
  height: 12px;
  background-color: rgba(255, 255, 255, 0.12);
  flex-shrink: 0;
}

/* ==========================================================================
   GLOBAL CONTAINER SYSTEM
   ========================================================================== */
.container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  box-sizing: border-box;
}

/* ==========================================================================
   GLOBAL HEADER (PERMANENTLY STICKY BELOW TOP UTILITY STRIP)
   ========================================================================== */
.global-header {
  position: sticky;
  top: var(--utility-height);
  left: 0;
  width: 100%;
  background-color: rgba(7, 13, 24, 0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  z-index: 1002;
  transition: all var(--transition-normal);
}

.global-header.scrolled {
  background-color: rgba(7, 13, 24, 0.98);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
  border-bottom-color: rgba(217, 119, 6, 0.3);
}

.header-container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  transition: height var(--transition-normal);
  box-sizing: border-box;
}

.global-header.scrolled .header-container {
  height: var(--header-height-compact);
}

/* BRAND / LOGO */
.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}

.brand-emblem {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, #1E293B 0%, #0F172A 100%);
  border: 1.5px solid var(--petra-amber);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--petra-amber-light);
  box-shadow: 0 0 10px rgba(217, 119, 6, 0.25);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.header-brand:hover .brand-emblem {
  transform: scale(1.04);
  box-shadow: 0 0 14px rgba(217, 119, 6, 0.45);
}

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

.brand-title {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--petra-white);
  line-height: 1.1;
}

.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  color: var(--petra-slate-400);
  text-transform: uppercase;
}

/* ==========================================================================
   DESKTOP NAVIGATION
   ========================================================================== */
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  height: 100%;
}

.nav-item {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 8px 12px;
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--petra-slate-300);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background-color var(--transition-fast);
  position: relative;
}

.nav-link i.fa-chevron-down {
  font-size: 0.6rem;
  opacity: 0.6;
  transition: transform var(--transition-fast);
}

.nav-item:hover > .nav-link,
.nav-item:focus-within > .nav-link {
  color: var(--petra-white);
  background-color: rgba(255, 255, 255, 0.04);
}

.nav-item:hover > .nav-link i.fa-chevron-down,
.nav-item:focus-within > .nav-link i.fa-chevron-down {
  transform: rotate(180deg);
  opacity: 1;
  color: var(--petra-amber);
}

/* ACTIVE MENU STATE */
.nav-item.active > .nav-link {
  color: var(--petra-amber-light);
  font-weight: 800;
}

.nav-item.active > .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 12px;
  right: 12px;
  height: 2.5px;
  background-color: var(--petra-amber);
  border-radius: 2px 2px 0 0;
  box-shadow: 0 0 8px rgba(217, 119, 6, 0.6);
}

/* ==========================================================================
   MEGA MENU & DROPDOWN CONTAINERS
   ========================================================================== */
.mega-menu-wrapper {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background-color: #0A1120;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-top: 2px solid var(--petra-amber);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-dropdown);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  z-index: 1050;
  padding: 24px;
}

.nav-item:hover .mega-menu-wrapper,
.nav-item:focus-within .mega-menu-wrapper {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

/* SIZES */
.mega-wide {
  width: 1100px;
}

.mega-medium {
  width: 780px;
}

.mega-dropdown {
  width: 320px;
  left: 0;
  transform: translateY(8px);
}

.nav-item:hover .mega-dropdown,
.nav-item:focus-within .mega-dropdown {
  transform: translateY(0);
}

/* GRID LAYOUTS */
.mega-grid-6 {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.mega-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.mega-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

/* MEGA COLUMN STYLING */
.mega-col-header {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--petra-amber-light);
  padding-bottom: 10px;
  margin-bottom: 10px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 6px;
}

.mega-col-header i {
  font-size: 0.8rem;
  color: var(--petra-slate-400);
}

.mega-link-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mega-item-link {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  color: var(--petra-slate-300);
  text-decoration: none;
  padding: 4px 6px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mega-item-link:hover {
  color: var(--petra-white);
  background-color: rgba(255, 255, 255, 0.06);
  padding-left: 8px;
}

.mega-item-link:hover::after {
  content: '→';
  color: var(--petra-amber);
  font-family: var(--font-mono);
  font-weight: 700;
}

/* MEGA FOOTER / VIEW ALL STRIP */
.mega-footer-bar {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mega-view-all {
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--petra-amber-light);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap var(--transition-fast), color var(--transition-fast);
}

.mega-view-all:hover {
  color: var(--petra-white);
  gap: 10px;
}

.mega-badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  background-color: rgba(217, 119, 6, 0.12);
  color: var(--petra-amber-light);
  border: 1px solid rgba(217, 119, 6, 0.25);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   HEADER ACTIONS (SEARCH & RFQ BUTTON)
   ========================================================================== */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.search-trigger-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--petra-slate-300);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  font-size: 0.9rem;
}

.search-trigger-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--petra-white);
  border-color: var(--petra-amber);
}

.btn-header-rfq {
  background: linear-gradient(135deg, var(--petra-amber) 0%, #B45309 100%);
  color: var(--petra-white);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: 0 2px 10px rgba(217, 119, 6, 0.35);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}

.btn-header-rfq:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(217, 119, 6, 0.55);
  background: linear-gradient(135deg, var(--petra-amber-light) 0%, var(--petra-amber) 100%);
}

.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--petra-slate-200);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  font-size: 1.1rem;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.mobile-toggle-btn:hover {
  color: var(--petra-white);
  border-color: var(--petra-amber);
  background: rgba(255, 255, 255, 0.05);
}

/* ==========================================================================
   GLOBAL SEARCH MODAL & OVERLAY
   ========================================================================== */
.search-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 16, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: 80px;
}

.search-modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.search-modal-container {
  background: #0D1527;
  border: 1px solid rgba(217, 119, 6, 0.3);
  border-radius: var(--radius-lg);
  width: 90%;
  max-width: 720px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  overflow: hidden;
  transform: translateY(-20px);
  transition: transform var(--transition-normal);
}

.search-modal-backdrop.active .search-modal-container {
  transform: translateY(0);
}

.search-modal-header {
  padding: 18px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 12px;
}

.search-modal-header i {
  color: var(--petra-amber);
  font-size: 1.1rem;
}

.search-modal-input {
  flex: 1;
  background: transparent;
  border: none;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--petra-white);
  outline: none;
}

.search-modal-input::placeholder {
  color: var(--petra-slate-500);
}

.search-modal-close {
  background: transparent;
  border: none;
  color: var(--petra-slate-400);
  font-size: 1.25rem;
  cursor: pointer;
  padding: 4px;
}

.search-modal-close:hover {
  color: var(--petra-white);
}

.search-results-area {
  max-height: 420px;
  overflow-y: auto;
  padding: 16px 24px;
}

.search-category-group {
  margin-bottom: 18px;
}

.search-category-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--petra-slate-400);
  margin-bottom: 8px;
}

.search-result-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: var(--radius-sm);
  text-decoration: none;
  margin-bottom: 4px;
  transition: background var(--transition-fast);
}

.search-result-row:hover {
  background: rgba(217, 119, 6, 0.12);
}

.search-result-title {
  color: var(--petra-white);
  font-size: 0.875rem;
  font-weight: 600;
}

.search-result-meta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--petra-slate-400);
}

.search-modal-footer {
  padding: 12px 24px;
  background: rgba(0, 0, 0, 0.2);
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--petra-slate-400);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* ==========================================================================
   MOBILE ACCORDION DRAWER
   ========================================================================== */
.mobile-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 8, 16, 0.8);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-fast), visibility var(--transition-fast);
}

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

.mobile-drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: 85%;
  max-width: 380px;
  height: 100%;
  background: var(--petra-navy);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.7);
  z-index: 2001;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  display: flex;
  flex-direction: column;
}

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

.mobile-drawer-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-drawer-close {
  background: transparent;
  border: none;
  color: var(--petra-slate-300);
  font-size: 1.25rem;
  cursor: pointer;
}

.mobile-drawer-body {
  flex: 1;
  overflow-y: auto;
  padding: 16px 20px;
}

.mobile-search-box {
  margin-bottom: 20px;
  position: relative;
}

.mobile-search-box input {
  width: 100%;
  padding: 10px 12px 10px 36px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-sm);
  color: var(--petra-white);
  font-family: var(--font-sans);
  font-size: 0.8125rem;
}

.mobile-search-box i {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--petra-slate-400);
  font-size: 0.8rem;
}

.mobile-menu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mobile-menu-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.mobile-accordion-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 8px;
  background: transparent;
  border: none;
  color: var(--petra-white);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-align: left;
}

.mobile-accordion-toggle i {
  color: var(--petra-amber);
  font-size: 0.8rem;
  transition: transform var(--transition-fast);
}

.mobile-accordion-toggle.expanded i {
  transform: rotate(45deg);
}

.mobile-sub-list {
  list-style: none;
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-sm);
}

.mobile-sub-list.expanded {
  max-height: 500px;
}

.mobile-sub-item a {
  display: block;
  padding: 9px 16px 9px 24px;
  color: var(--petra-slate-300);
  text-decoration: none;
  font-size: 0.8125rem;
  transition: color var(--transition-fast);
}

.mobile-sub-item a:hover {
  color: var(--petra-amber-light);
}

.mobile-view-all-link {
  font-weight: 700;
  color: var(--petra-amber-light) !important;
}

.mobile-drawer-footer {
  padding: 18px 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.btn-mobile-rfq {
  background: linear-gradient(135deg, var(--petra-amber) 0%, #B45309 100%);
  color: var(--petra-white);
  font-weight: 800;
  font-size: 0.875rem;
  text-align: center;
  padding: 12px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-mobile-whatsapp {
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #34D399;
  font-weight: 700;
  font-size: 0.8125rem;
  text-align: center;
  padding: 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.btn-mobile-contact,
.btn-mobile-call {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--petra-slate-200);
  font-weight: 700;
  font-size: 0.8125rem;
  text-align: center;
  padding: 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

/* ==========================================================================
   BREADCRUMBS COMPONENT
   ========================================================================== */
.breadcrumbs-bar {
  background-color: #0A101C;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  padding: 10px 0;
  font-size: 0.78rem;
  font-family: var(--font-sans);
}

.breadcrumbs-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  box-sizing: border-box;
}

.breadcrumb-list {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  list-style: none;
  gap: 8px;
  margin: 0;
  padding: 0;
}

.breadcrumb-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--petra-slate-400);
}

.breadcrumb-item a {
  color: var(--petra-slate-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: var(--petra-amber-light);
}

.breadcrumb-divider {
  color: var(--petra-slate-600);
  font-size: 0.7rem;
}

.breadcrumb-item.active {
  color: var(--petra-slate-200);
  font-weight: 600;
}

/* ==========================================================================
   GLOBAL PRE-FOOTER CTA BLOCK
   ========================================================================== */
.global-cta-section {
  background: linear-gradient(180deg, #070D18 0%, #0D1629 100%);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(217, 119, 6, 0.25);
  padding: 72px 0;
  position: relative;
  overflow: hidden;
}

.global-cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(rgba(217, 119, 6, 0.07) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}

.global-cta-inner {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  box-sizing: border-box;
}

.global-cta-text {
  max-width: 720px;
}

.global-cta-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--petra-amber-light);
  display: inline-block;
  margin-bottom: 10px;
}

.global-cta-heading {
  font-family: var(--font-sans);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--petra-white);
  line-height: 1.2;
  margin-bottom: 14px;
}

.global-cta-desc {
  font-size: 1.0625rem;
  color: var(--petra-slate-300);
  line-height: 1.6;
}

.global-cta-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex-shrink: 0;
}

.btn-cta-primary {
  background: linear-gradient(135deg, var(--petra-amber) 0%, #B45309 100%);
  color: var(--petra-white);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  box-shadow: 0 4px 18px rgba(217, 119, 6, 0.4);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(217, 119, 6, 0.6);
  background: linear-gradient(135deg, var(--petra-amber-light) 0%, var(--petra-amber) 100%);
}

.btn-cta-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--petra-slate-200);
  font-family: var(--font-sans);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.btn-cta-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  color: var(--petra-white);
  border-color: var(--petra-slate-400);
}

/* ==========================================================================
   GLOBAL FOOTER
   ========================================================================== */
.global-footer {
  background-color: var(--petra-navy-deep);
  color: var(--petra-slate-300);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 64px 0 32px;
  font-size: 0.875rem;
}

.footer-container {
  width: 100%;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  box-sizing: border-box;
}

.footer-columns {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 56px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--petra-amber-light);
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  color: var(--petra-slate-400);
  text-decoration: none;
  font-size: 0.8125rem;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  display: inline-block;
}

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

.footer-brand-p {
  color: var(--petra-slate-400);
  font-size: 0.8125rem;
  line-height: 1.6;
  margin: 14px 0 18px;
}

.footer-statutory-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.07);
  border-radius: var(--radius-sm);
  padding: 12px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  line-height: 1.6;
  color: var(--petra-slate-400);
}

.footer-statutory-box strong {
  color: var(--petra-amber-light);
}

.footer-bottom-strip {
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--petra-slate-500);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-bottom-links a {
  color: var(--petra-slate-400);
  text-decoration: none;
}

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

/* ==========================================================================
   RESPONSIVE BREAKPOINTS
   ========================================================================== */
@media (max-width: 1440px) {
  .utility-desks,
  .utility-desks-divider {
    display: none !important;
  }
}

@media (max-width: 1250px) {
  .utility-loc,
  .utility-loc-divider {
    display: none !important;
  }
}

@media (max-width: 1200px) {
  .desktop-nav {
    gap: 0;
  }
  .nav-link {
    padding: 8px 8px;
    font-size: 0.75rem;
  }
  .footer-columns {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
  .footer-col-legal {
    grid-column: span 2;
  }
}

@media (max-width: 1100px) {
  .utility-reg,
  .utility-reg-divider {
    display: none !important;
  }
}

@media (max-width: 1024px) {
  html {
    scroll-padding-top: var(--header-height);
  }
  .top-utility-strip {
    display: none !important;
  }
  .global-header {
    top: 0 !important;
  }
  .desktop-nav {
    display: none;
  }
  .btn-header-rfq {
    display: none;
  }
  .mobile-toggle-btn {
    display: flex;
  }
  .global-cta-inner {
    flex-direction: column;
    text-align: center;
    gap: 28px;
  }
  .global-cta-buttons {
    width: 100%;
    max-width: 380px;
  }
  .footer-columns {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }
}

@media (max-width: 640px) {
  .global-cta-heading {
    font-size: 1.75rem;
  }
  .footer-columns {
    grid-template-columns: 1fr;
  }
  .footer-bottom-strip {
    flex-direction: column;
    align-items: flex-start;
  }
}