/* ==========================================================================
   RAP TECHNOLOGIES - MODERN CORPORATE STYLESHEET
   Global CAD Customization • Engineering Software • CAD Engineering • BIM
   ========================================================================== */

:root {
  /* Corporate Palette */
  --color-primary-navy: #0A192F;
  --color-navy-dark: #071120;
  --color-navy-light: #132742;
  --color-navy-surface: #1B3150;
  
  --color-accent-blue: #0284C7;
  --color-accent-cyan: #06B6D4;
  --color-accent-light: #E0F2FE;
  --color-accent-glow: rgba(2, 132, 199, 0.25);
  
  --color-success: #10B981;
  --color-warning: #F59E0B;
  
  /* Neutral Grays */
  --color-slate-900: #0F172A;
  --color-slate-800: #1E293B;
  --color-slate-700: #334155;
  --color-slate-600: #475569;
  --color-slate-500: #64748B;
  --color-slate-400: #94A3B8;
  --color-slate-300: #CBD5E1;
  --color-slate-200: #E2E8F0;
  --color-slate-100: #F1F5F9;
  --color-slate-50:  #F8FAFC;
  --color-white:     #FFFFFF;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Consolas', monospace;

  /* Elevation Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 25px rgba(2, 132, 199, 0.35);

  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-normal: 0.25s ease-in-out;
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1720px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
}

/* Reset & Box Sizing */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-slate-50);
  color: var(--color-slate-700);
  line-height: 1.6;
  overflow-x: hidden;
  width: 100%;
  position: relative;
}

body.menu-open {
  overflow: hidden;
}

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

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

ul {
  list-style: none;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
}

/* Technical Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: clamp(1.25rem, 3vw, 3.5rem);
  padding-right: clamp(1.25rem, 3vw, 3.5rem);
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

/* Top Utility Bar (Removed) */
.top-bar {
  display: none !important;
}

/* Main Navigation Header (Option 1: Pristine Corporate White) */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: #FFFAFA;
  border-bottom: 1px solid #E2E8F0;
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
  transition: all var(--transition-normal);
  width: 100%;
}

.main-header.scrolled {
  box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid #CBD5E1;
  background-color: #FFFAFA;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  width: 100%;
}

/* Brand Logo */
.brand-logo {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  margin-right: clamp(0.75rem, 1.2vw, 1.5rem);
  padding: 0;
}

.site-logo {
  height: 38px;
  width: auto;
  max-width: 220px;
  object-fit: contain;
  display: block;
  transition: opacity var(--transition-fast);
}

/* Header Logo & Footer Logo: Natural transparent vibrant brand colors */
.main-header .site-logo,
.footer-logo .site-logo,
.main-footer .site-logo,
.nav-menu .site-logo {
  filter: none !important;
}

.site-logo:hover {
  opacity: 0.85;
}

/* Capabilities Grid for Inner Pages (Strict 3x2 Grid matching Image 2) */
.capabilities-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  width: 100%;
}

.capabilities-grid > div {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.services-grid-3col {
  grid-template-columns: repeat(3, 1fr) !important;
}

/* Nav Menu Links (Desktop - Option 1 High Contrast) */
.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(0.2rem, 0.4vw, 0.55rem);
  flex: 1;
  flex-wrap: nowrap;
}

.nav-item {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  padding: 0.46rem clamp(0.4rem, 0.55vw, 0.72rem);
  color: #1E293B;
  font-weight: 500;
  font-size: 14px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1.2;
  flex-shrink: 0;
}

/* Active Page Button (Dark Navy Background + Pure White Text) */
.nav-link.active {
  color: #FFFFFF !important;
  background-color: #0A192F !important;
  border: 1px solid #0A192F;
  font-weight: 600;
}

.nav-link.active svg.chevron {
  color: #FFFFFF !important;
  opacity: 0.95;
}

.nav-text-short {
  display: none;
}

.nav-text-full {
  display: inline;
}

/* Hide mobile CTA drawer buttons on desktop */
.mobile-menu-cta {
  display: none !important;
}

/* Hover State on Nav Links (Dark Navy Background + Pure White Text) */
.nav-link:hover, .nav-item:hover > .nav-link {
  color: #FFFFFF !important;
  background-color: #0A192F !important;
}

.nav-link svg.chevron {
  width: 11px;
  height: 11px;
  transition: transform var(--transition-fast), color var(--transition-fast);
  opacity: 0.65;
  color: #64748B;
}

.nav-item:hover svg.chevron {
  transform: rotate(180deg);
  opacity: 1;
  color: #FFFFFF !important;
}

/* Dropdown Menu (Desktop - Crisp Light Surface) */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 275px;
  background-color: #FFFFFF;
  border: 1px solid #E2E8F0;
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px -4px rgba(15, 23, 42, 0.12), 0 4px 10px -2px rgba(15, 23, 42, 0.06);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-normal);
  z-index: 100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: var(--radius-sm);
  color: #0F172A;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

/* Dropdown Sub-Buttons Hover (Dark Navy Background + Pure White Text) */
.dropdown-item:hover,
.dropdown-item.active {
  background-color: #0A192F !important;
  color: #FFFFFF !important;
  padding-left: 1.05rem;
}

.dropdown-item:hover strong,
.dropdown-item.active strong {
  color: #FFFFFF !important;
}

.dropdown-item .item-desc {
  display: block;
  font-size: 0.75rem;
  color: #64748B;
  margin-top: 2px;
  transition: color var(--transition-fast);
}

.dropdown-item:hover .item-desc,
.dropdown-item.active .item-desc {
  color: #CBD5E1 !important;
}

/* Header CTAs */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 1100;
  flex-shrink: 0;
  margin-left: clamp(0.75rem, 1.2vw, 1.5rem);
}

.header-actions .btn {
  white-space: nowrap !important;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.5rem 1.05rem;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0 !important;
  min-width: max-content;
}

/* Mobile Toggle Hamburger (Clean Contrast for Light Header) */
.mobile-toggle {
  display: none;
  background: #F1F5F9;
  border: 1px solid #CBD5E1;
  color: #0F172A;
  width: 42px;
  height: 42px;
  padding: 0;
  cursor: pointer;
  border-radius: var(--radius-md);
  position: relative;
  transition: all var(--transition-fast);
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.mobile-toggle:hover {
  background: #E2E8F0;
  border-color: #94A3B8;
  color: #0284C7;
}

.mobile-toggle svg {
  width: 22px;
  height: 22px;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.mobile-toggle .icon-hamburger {
  display: block;
}

.mobile-toggle .icon-close {
  display: none;
}

/* When mobile menu is OPEN: Show clean cyan/blue highlight */
.mobile-toggle[aria-expanded="true"] {
  background: #E0F2FE !important;
  border-color: #38BDF8 !important;
  color: #0284C7 !important;
}

.mobile-toggle[aria-expanded="true"]:hover {
  background: #BAE6FD !important;
  border-color: #0284C7 !important;
  color: #0369A1 !important;
}

.mobile-toggle[aria-expanded="true"] .icon-hamburger {
  display: none !important;
}

.mobile-toggle[aria-expanded="true"] .icon-close {
  display: block !important;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.9375rem;
  padding: 0.75rem 1.4rem;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-align: center;
  line-height: 1.25;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

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

.btn-primary {
  background: linear-gradient(135deg, #0284C7, #0369A1);
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369A1, #075985);
  box-shadow: 0 6px 18px rgba(2, 132, 199, 0.5);
  transform: translateY(-1px);
}

.btn-secondary {
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.16);
  border-color: rgba(255, 255, 255, 0.35);
  color: var(--color-white);
}

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

.btn-outline-primary:hover {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
}

.btn-sm {
  padding: 0.5rem 0.95rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.95rem 1.85rem;
  font-size: 1rem;
}

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #20BD5A;
  color: #FFFFFF;
}

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero-section {
  position: relative;
  background-color: var(--color-primary-navy);
  color: var(--color-white);
  padding: 5rem 0 6rem;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

/* CAD Technical Grid Backdrop */
.hero-grid-bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(rgba(2, 132, 199, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(2, 132, 199, 0.08) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero-glow-1 {
  position: absolute;
  top: -10%;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(2, 132, 199, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero-glow-2 {
  position: absolute;
  bottom: -15%;
  left: -5%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(6, 182, 212, 0.15) 0%, transparent 70%);
  pointer-events: none;
}

.hero-container {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  align-self: flex-start;
  padding: 0.35rem 0.85rem;
  background: rgba(2, 132, 199, 0.15);
  border: 1px solid rgba(6, 182, 212, 0.35);
  border-radius: var(--radius-full);
  color: var(--color-accent-cyan);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 1.25rem;
}

.hero-badge .pulse-dot {
  width: 8px;
  height: 8px;
  background-color: var(--color-accent-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--color-accent-cyan);
  animation: pulse 2s infinite;
  flex-shrink: 0;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  font-size: clamp(2rem, 4.5vw, 2.85rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 600;
  color: var(--color-accent-cyan);
  margin-bottom: 1.25rem;
  line-height: 1.35;
}

.hero-description {
  font-size: clamp(0.9375rem, 1.5vw, 1.05rem);
  color: var(--color-slate-300);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

/* Hero Key Indicators / Badges */
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 1.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

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

.metric-val {
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
}

.metric-val span {
  color: var(--color-accent-cyan);
}

.metric-lbl {
  font-size: 0.8125rem;
  color: var(--color-slate-400);
}

/* CAD Technical Blueprint Graphic */
.hero-cad-visual {
  position: relative;
  background: linear-gradient(145deg, rgba(19, 39, 66, 0.85), rgba(7, 17, 32, 0.95));
  border: 1px solid rgba(2, 132, 199, 0.35);
  border-radius: var(--radius-xl);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), var(--shadow-glow);
  padding: 1.5rem;
  backdrop-filter: blur(8px);
}

.cad-visual-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 0.75rem;
  margin-bottom: 1.25rem;
}

.cad-dots {
  display: flex;
  gap: 6px;
}

.cad-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.cad-dot.red { background-color: #EF4444; }
.cad-dot.yellow { background-color: #F59E0B; }
.cad-dot.green { background-color: #10B981; }

.cad-filename {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-slate-400);
}

.cad-badge-live {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  background: rgba(16, 185, 129, 0.15);
  color: var(--color-success);
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

/* Isometric CAD Schematic Display */
.cad-canvas {
  width: 100%;
  height: 240px;
  background-color: #07101C;
  border-radius: var(--radius-md);
  border: 1px solid rgba(2, 132, 199, 0.2);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-cad-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  border-radius: calc(var(--radius-md) - 1px);
  display: block;
}

.cad-canvas svg {
  width: 90%;
  height: 90%;
}

/* CAD Code Snippet Overlay */
.cad-code-preview {
  margin-top: 1rem;
  background-color: rgba(3, 7, 18, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 0.85rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-slate-300);
  line-height: 1.5;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.code-keyword { color: #F472B6; }
.code-class { color: #38BDF8; }
.code-fn { color: #4ADE80; }
.code-str { color: #FDE047; }
.code-comment { color: #64748B; }

/* Floating Engineering Badges */
.floating-cad-badge {
  position: absolute;
  background-color: var(--color-navy-dark);
  border: 1px solid var(--color-accent-blue);
  border-radius: var(--radius-md);
  padding: 0.5rem 0.85rem;
  box-shadow: 0 10px 20px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-white);
  z-index: 20;
}

.floating-cad-badge.badge-top-right {
  top: -15px;
  right: -15px;
}

.floating-cad-badge.badge-bottom-left {
  bottom: -15px;
  left: -15px;
}

.floating-cad-badge svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent-cyan);
}

/* ==========================================================================
   SECTION COMMON STYLES
   ========================================================================== */
.section {
  padding: 5.5rem 0;
  position: relative;
}

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

.section-dark {
  background-color: var(--color-primary-navy);
  color: var(--color-white);
}

.section-header {
  text-align: center;
  max-width: 1200px;
  margin: 0 auto 3.5rem;
}

.section-badge {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  background-color: var(--color-accent-light);
  color: var(--color-accent-blue);
  border-radius: var(--radius-full);
  font-size: 0.78125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.75rem;
}

.section-dark .section-badge {
  background-color: rgba(2, 132, 199, 0.15);
  color: var(--color-accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
}

.section-title {
  font-size: clamp(1.65rem, 2.5vw, 2.25rem);
  font-weight: 800;
  line-height: 1.25;
  color: var(--color-slate-900);
  margin-bottom: 1rem;
  text-wrap: balance;
}

.section-dark .section-title {
  color: var(--color-white);
}

.section-description {
  font-size: clamp(0.9375rem, 1.5vw, 1.05rem);
  color: var(--color-slate-600);
  line-height: 1.65;
  max-width: 840px;
  margin-left: auto;
  margin-right: auto;
}

.section-dark .section-description {
  color: var(--color-slate-300);
}

/* ==========================================================================
   SECTION 3: CORE SERVICES
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(1.25rem, 2vw, 2.25rem);
}

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 2.25rem 1.85rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-cyan));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(2, 132, 199, 0.3);
}

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

.service-icon-box {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-lg);
  background-color: var(--color-accent-light);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all var(--transition-normal);
  flex-shrink: 0;
}

.service-card:hover .service-icon-box {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  box-shadow: 0 8px 16px rgba(2, 132, 199, 0.3);
}

.service-icon-box svg {
  width: 28px;
  height: 28px;
}

.service-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-features {
  border-top: 1px solid var(--color-slate-100);
  padding-top: 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.84375rem;
  color: var(--color-slate-700);
}

.service-feature-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-blue);
  flex-shrink: 0;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-accent-blue);
  margin-top: auto;
  transition: gap var(--transition-fast);
}

.service-link:hover {
  gap: 0.65rem;
  color: #0369A1;
}

.service-tag-emerging {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background-color: rgba(245, 158, 11, 0.15);
  color: #B45309;
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 2px 8px;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   SECTION 4: CAD CUSTOMIZATION SPECIALIZATION
   ========================================================================== */
.customization-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}

.customization-content {
  display: flex;
  flex-direction: column;
}

.tech-stack-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 1.5rem 0 2rem;
}

.tech-pill {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--color-accent-cyan);
}

.customization-features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.custom-feature-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--transition-normal);
}

.custom-feature-card:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--color-accent-cyan);
  transform: translateY(-2px);
}

.custom-feature-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.custom-feature-title svg {
  width: 16px;
  height: 16px;
  color: var(--color-accent-cyan);
  flex-shrink: 0;
}

.custom-feature-text {
  font-size: 0.8125rem;
  color: var(--color-slate-400);
  line-height: 1.5;
}

.customization-interactive-card {
  background-color: var(--color-navy-dark);
  border: 1px solid rgba(2, 132, 199, 0.4);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.card-top-controls {
  background-color: #07101C;
  padding: 0.75rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
  gap: 0.5rem;
}

.platform-tabs {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

.platform-tab-btn {
  background: transparent;
  border: none;
  color: var(--color-slate-400);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.4rem 0.8rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.platform-tab-btn.active, .platform-tab-btn:hover {
  background-color: rgba(2, 132, 199, 0.2);
  color: var(--color-accent-cyan);
}

.code-display-body {
  padding: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.6;
  color: var(--color-slate-300);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* ==========================================================================
   SECTION 5: ENGINEERING OUTSOURCING & DEDICATED TEAMS
   ========================================================================== */
.outsourcing-models-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.model-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.model-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-accent-blue);
  box-shadow: var(--shadow-lg);
}

.model-number {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent-blue);
  background: var(--color-accent-light);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  flex-shrink: 0;
}

.model-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.75rem;
}

.model-desc {
  font-size: 0.875rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.model-checklist {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-top: auto;
  border-top: 1px solid var(--color-slate-100);
  padding-top: 1rem;
}

.model-check-item {
  font-size: 0.8125rem;
  color: var(--color-slate-700);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.model-check-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* Outsourcing Workflow Banner */
.outsourcing-banner {
  background: linear-gradient(135deg, var(--color-navy-dark), var(--color-navy-light));
  border-radius: var(--radius-xl);
  padding: 2.5rem 3rem;
  color: var(--color-white);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 2.5rem;
  border: 1px solid rgba(2, 132, 199, 0.3);
}

.banner-left h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.banner-left p {
  color: var(--color-slate-300);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.banner-right {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.banner-security-point {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.security-point-title {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--color-accent-cyan);
  margin-bottom: 0.25rem;
}

.security-point-desc {
  font-size: 0.78125rem;
  color: var(--color-slate-400);
}

/* ==========================================================================
   SECTION 6: SOFTWARE & PLATFORM EXPERTISE
   ========================================================================== */
.platforms-matrix {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.platform-group {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.platform-group-header {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-slate-100);
}

.platform-group-header svg {
  width: 22px;
  height: 22px;
  color: var(--color-accent-blue);
  flex-shrink: 0;
}

.platform-group-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-slate-900);
}

.platform-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.platform-tags-grid {
  display: grid;
  gap: 0.5rem;
  width: 100%;
  flex-grow: 1;
  grid-auto-rows: 1fr;
}

.platform-tags-grid.grid-core-cad {
  grid-template-columns: repeat(3, 1fr);
}

.platform-tags-grid.grid-2col {
  grid-template-columns: repeat(2, 1fr);
}

.platform-tags-grid .span-full {
  grid-column: 1 / -1;
}

.platform-tag {
  background-color: #f1f5f9;
  color: #0f172a;
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.55rem 0.35rem;
  border-radius: 8px;
  border: 1px solid #cbd5e1;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 42px;
  line-height: 1.25;
  box-sizing: border-box;
}

.platform-tags-grid.grid-core-cad .platform-tag {
  font-size: 0.775rem;
  padding: 0.55rem 0.2rem;
}

.platform-tags-grid.grid-core-cad .platform-tag.span-full {
  font-size: 0.875rem;
  font-weight: 700;
}

.platform-tags-grid.grid-2col .platform-tag.span-full {
  font-size: 0.84375rem;
  font-weight: 700;
}

.platform-tag:hover,
.platform-tags-grid .platform-tag:hover {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
  border-color: var(--color-accent-blue);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(2, 132, 199, 0.25);
}

/* ==========================================================================
   SECTION 7: INDUSTRIES SERVED
   ========================================================================== */
.industries-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.industry-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  text-align: center;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
}

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

.industry-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--color-accent-light);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.industry-card:hover .industry-icon {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
}

.industry-icon svg {
  width: 24px;
  height: 24px;
}

.industry-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.5rem;
}

.industry-desc {
  font-size: 0.8125rem;
  color: var(--color-slate-600);
  line-height: 1.5;
}

/* ==========================================================================
   SECTION 8: INTERNATIONAL EXPERIENCE
   ========================================================================== */
.international-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 3.5rem;
}

.international-regions-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.region-box {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--transition-fast);
}

.region-box:hover {
  background: rgba(255, 255, 255, 0.09);
  border-color: var(--color-accent-cyan);
}

.region-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.35rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.region-title svg {
  width: 18px;
  height: 18px;
  color: var(--color-accent-cyan);
  flex-shrink: 0;
}

.region-desc {
  font-size: 0.8125rem;
  color: var(--color-slate-300);
  line-height: 1.5;
}

.global-delivery-card {
  background: linear-gradient(145deg, var(--color-navy-dark), #0D1F38);
  border: 1px solid rgba(2, 132, 199, 0.3);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  box-shadow: var(--shadow-xl);
}

.global-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.delivery-benefit-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.delivery-benefit-item {
  display: flex;
  gap: 0.85rem;
}

.benefit-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(6, 182, 212, 0.15);
  color: var(--color-accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.benefit-icon svg {
  width: 15px;
  height: 15px;
}

.benefit-content h4 {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.2rem;
}

.benefit-content p {
  font-size: 0.8125rem;
  color: var(--color-slate-400);
  line-height: 1.5;
}

/* ==========================================================================
   SECTION 9: PORTFOLIO & CASE STUDIES
   ========================================================================== */
.case-studies-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.case-study-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.case-study-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(2, 132, 199, 0.3);
}

.case-study-visual {
  height: 220px;
  background-color: var(--color-navy-dark);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--color-slate-100);
}

.case-study-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-normal);
  display: block;
}

.case-study-card:hover .case-study-img {
  transform: scale(1.06);
}

.case-study-tag {
  position: absolute;
  top: 1rem;
  left: 1rem;
  z-index: 2;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  background-color: rgba(10, 25, 47, 0.85);
  backdrop-filter: blur(4px);
  color: var(--color-accent-cyan);
  border: 1px solid rgba(6, 182, 212, 0.3);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}

.case-study-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.case-study-client {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-accent-blue);
  margin-bottom: 0.35rem;
}

.case-study-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.75rem;
  line-height: 1.35;
}

.case-study-desc {
  font-size: 0.875rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.case-study-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--color-slate-50);
  border-radius: var(--radius-md);
  margin-top: auto;
  margin-bottom: 1.25rem;
}

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

.stat-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-slate-900);
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--color-slate-500);
}

/* ==========================================================================
   SECTION 10: WHY RAP TECHNOLOGIES?
   ========================================================================== */
.why-rap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.why-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 2.25rem 1.75rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.why-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent-blue);
}

.why-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: var(--color-accent-light);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  transition: all var(--transition-fast);
  flex-shrink: 0;
}

.why-card:hover .why-icon {
  background-color: var(--color-accent-blue);
  color: var(--color-white);
}

.why-icon svg {
  width: 26px;
  height: 26px;
}

.why-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin-bottom: 0.65rem;
}

.why-desc {
  font-size: 0.90625rem;
  color: var(--color-slate-600);
  line-height: 1.6;
}

/* ==========================================================================
   SECTION 11: CONTACT ENQUIRY SECTION (BALANCED EQUAL HEIGHT)
   ========================================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: clamp(2rem, 3.5vw, 3.5rem);
  align-items: stretch;
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}

.contact-info-panel h2 {
  font-size: 1.85rem;
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 0.75rem;
  line-height: 1.25;
}

.contact-info-panel p.intro-desc,
.contact-info-panel .contact-intro-text {
  color: var(--color-slate-300);
  margin-bottom: 1.25rem;
  font-size: 0.9rem;
  line-height: 1.6;
}

.contact-detail-card {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-xl);
  padding: 1.35rem 1.5rem;
  margin-bottom: 1rem;
}

.contact-detail-item {
  display: flex;
  gap: 0.85rem;
  margin-bottom: 1rem;
}

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

.contact-icon-box {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: rgba(2, 132, 199, 0.15);
  color: var(--color-accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon-box svg {
  width: 18px;
  height: 18px;
}

.contact-item-content h4 {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-slate-400);
  margin-bottom: 0.2rem;
}

.contact-item-content p, .contact-item-content a {
  font-size: 0.9375rem;
  color: var(--color-white);
  font-weight: 500;
  line-height: 1.45;
}

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

.btn-whatsapp-wrapper {
  margin-bottom: 1rem;
}

.btn-whatsapp.btn-lg {
  padding: 0.75rem 1.5rem;
  font-size: 0.95rem;
}

/* Trust & SLA Highlights Card */
.contact-trust-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(56, 189, 248, 0.22);
  border-radius: var(--radius-lg);
  padding: 1.1rem 1.25rem;
  margin-bottom: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.contact-trust-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.contact-trust-icon {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: rgba(56, 189, 248, 0.12);
  color: #38BDF8;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-trust-icon svg {
  width: 14px;
  height: 14px;
}

.contact-trust-content h5 {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.15rem;
  line-height: 1.3;
}

.contact-trust-content p {
  font-size: 0.785rem;
  color: var(--color-slate-300);
  line-height: 1.4;
  margin: 0;
}

.confidentiality-notice {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  border-radius: var(--radius-lg);
  margin-top: 0.85rem;
  padding: 0.85rem 1.15rem;
  display: flex;
  gap: 0.75rem;
  color: var(--color-slate-300);
  font-size: 0.785rem;
  line-height: 1.45;
}

.confidentiality-notice svg {
  width: 20px;
  height: 20px;
  color: var(--color-success);
  flex-shrink: 0;
}

/* Enquiry Form */
.enquiry-form-card {
  background-color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2.5rem;
  box-shadow: var(--shadow-xl);
  color: var(--color-slate-800);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  height: 100%;
}

.enquiry-form-header {
  margin-bottom: 1.25rem;
}

.enquiry-form-title {
  font-size: 1.45rem;
  font-weight: 800;
  color: var(--color-slate-900);
  margin-bottom: 0.35rem;
}

.enquiry-form-subtitle {
  font-size: 0.875rem;
  color: var(--color-slate-600);
  margin: 0;
}

#formFeedback {
  margin: 0;
  padding: 0;
}

#projectEnquiryForm {
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem 1rem;
  margin-bottom: 0.75rem;
  flex: 1;
}

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

.form-group.full-width {
  grid-column: span 2;
}

.form-group.textarea-group {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.form-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-slate-700);
  margin-bottom: 0.25rem;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1px solid var(--color-slate-300);
  border-radius: var(--radius-md);
  font-size: 16px; /* 16px prevents iOS Safari auto-zoom on mobile */
  color: var(--color-slate-800);
  background-color: var(--color-white);
  transition: all var(--transition-fast);
  box-sizing: border-box;
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 3px rgba(2, 132, 199, 0.15);
}

.form-textarea {
  resize: vertical;
  min-height: 160px;
  height: 100%;
  flex: 1;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin: 0.85rem 0 1.15rem;
}

.form-file-box {
  border: 2px dashed var(--color-slate-300);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  text-align: center;
  background-color: var(--color-slate-50);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.form-file-box:hover {
  border-color: var(--color-accent-blue);
  background-color: var(--color-accent-light);
}

.form-file-box p {
  font-size: 0.78125rem;
  color: var(--color-slate-500);
  margin-top: 0.25rem;
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-top: 0.75rem;
  margin-bottom: 1.5rem;
}

.form-checkbox-group input {
  margin-top: 0rem;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.form-checkbox-label {
  font-size: 0.78125rem;
  color: var(--color-slate-600);
  line-height: 1.45;
}

.form-checkbox-label a {
  color: var(--color-accent-blue);
  text-decoration: underline;
}

.form-feedback {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  font-size: 0.84375rem;
  display: none;
}

.form-feedback.success {
  background-color: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--color-success);
  color: #065F46;
  display: block;
}

.form-feedback.error {
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid #ef4444;
  color: #991b1b;
  display: block;
}

/* ==========================================================================
   SECTION 12: FOOTER
   ========================================================================== */
.main-footer {
  background-color: var(--color-navy-dark);
  color: var(--color-slate-300);
  padding: 5rem 0 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

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

.footer-col-title {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links-list a {
  color: var(--color-slate-400);
  transition: all var(--transition-fast);
  padding: 2px 0;
}

.footer-links-list a:hover {
  color: var(--color-accent-cyan);
  padding-left: 0.35rem;
}

.footer-bottom-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--color-slate-500);
}

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

.footer-legal-links a:hover {
  color: var(--color-slate-300);
}

/* Floating WhatsApp Quick Contact Button (Mobile & Desktop) */
.floating-whatsapp-fab {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background-color: #25D366;
  color: #FFFFFF;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.floating-whatsapp-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.6);
  color: #FFFFFF;
}

.floating-whatsapp-fab svg {
  width: 30px;
  height: 30px;
}

/* ==========================================================================
   ADVANCED RESPONSIVE DESIGN (BOOTSTRAP-STANDARD BREAKPOINTS)
   ========================================================================== */

/* Prevent horizontal overflow completely */
html, body {
  width: 100%;
  max-width: 100vw;
  overflow-x: hidden;
  position: relative;
}

*, *::before, *::after {
  box-sizing: border-box;
}

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

/* 1. Compact Desktops & Laptops (1201px - 1380px) - No Over-Shrinking */
@media (max-width: 1380px) and (min-width: 1201px) {
  .brand-logo {
    margin-right: 0.75rem;
    flex-shrink: 0;
  }
  .site-logo {
    height: 35px;
    max-width: 195px;
  }
  .header-actions {
    margin-left: 0.75rem;
    flex-shrink: 0;
  }
  .header-actions .btn {
    padding: 0.48rem 0.95rem;
    font-size: 0.8125rem;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }
  .nav-menu {
    gap: 0.28rem;
    flex-wrap: nowrap;
  }
  .nav-link {
    font-size: 13.5px;
    padding: 0.42rem 0.48rem;
    flex-shrink: 0;
    white-space: nowrap;
  }
}

/* 2. Tablet & Mobile Transition (Switch at 1200px to guarantee zero overlapping/cramping) */
@media (max-width: 1200px) {
  .top-bar {
    display: none !important;
  }

  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .site-logo {
    height: 36px;
    max-width: 200px;
  }

  .nav-text-full {
    display: inline !important;
  }

  .nav-text-short {
    display: none !important;
  }

  /* Keep Request a Quote button visible on tablets (768px-1200px), hide only on small phones */
  .header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-left: auto;
  }

  .header-actions .btn {
    display: inline-flex;
    padding: 0.48rem 0.95rem;
    font-size: 0.8125rem;
    flex-shrink: 0 !important;
    white-space: nowrap !important;
  }

  /* Fixed Header & Offset on Mobile (eliminates sticky-fixed Android scroll jump) */
  .main-header {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    height: 76px !important;
    z-index: 1000 !important;
  }

  body {
    padding-top: 76px !important;
  }

  .nav-container {
    height: 76px !important;
    min-height: 76px !important;
    max-height: 76px !important;
  }

  /* Full Screen Slide-Down Mobile Drawer */
  .nav-menu {
    position: fixed !important;
    top: 76px !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100% !important;
    height: calc(100vh - 76px) !important;
    height: calc(100dvh - 76px) !important;
    background-color: #071120 !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    display: flex !important;
    flex-direction: column !important;
    justify-content: flex-start !important; /* FIX: base rule centers items; centered overflow hides Home above the scroll area */
    align-items: stretch !important;
    padding: 1.5rem 1.25rem 3.5rem !important;
    gap: 0.5rem !important;
    overflow-y: auto !important;
    -webkit-overflow-scrolling: touch !important;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: opacity var(--transition-normal), transform var(--transition-normal), visibility var(--transition-normal);
    z-index: 999 !important;
  }

  .nav-menu.active {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateY(0) !important;
  }

  /* Ensure the first menu item (Home) has distinct top clearance from the header */
  .nav-menu .nav-item:first-child {
    margin-top: 0.25rem;
  }

  .nav-item {
    width: 100% !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
  }

  .nav-link {
    width: 100% !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    font-size: 1.05rem;
    font-weight: 600;
    padding: 0.85rem 1rem;
    color: var(--color-slate-100);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-md);
    box-sizing: border-box !important;
  }

  .nav-link:hover, .nav-item:hover > .nav-link {
    color: #FFFFFF !important;
    background-color: #0A192F !important;
    border-color: #0284C7;
  }

  .nav-link.active {
    color: #FFFFFF !important;
    background-color: #0A192F !important;
    border: 1px solid #0284C7 !important;
  }

  /* Mobile Dropdown Accordion (Crisp White Card Container - Matches Image 3) */
  .dropdown-menu {
    position: static !important;
    width: 100% !important;
    max-width: 100% !important;
    min-width: 0 !important;
    box-sizing: border-box !important;
    background-color: #FFFFFF !important;
    border: 1px solid #E2E8F0 !important;
    border-radius: var(--radius-lg) !important;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.25) !important;
    padding: 0.65rem !important;
    margin-top: 0.5rem !important;
    display: none !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: none !important;
  }

  .nav-item.open .dropdown-menu {
    display: flex !important;
    flex-direction: column !important;
    gap: 0.4rem !important;
    opacity: 1 !important;
    visibility: visible !important;
  }

  .nav-item.open .nav-link svg.chevron {
    transform: rotate(180deg);
  }

  /* Sub-Buttons on Mobile (Crisp Bold Titles & Slate Descriptions) */
  .dropdown-item {
    padding: 0.75rem 0.85rem;
    border-radius: var(--radius-sm);
    background-color: transparent;
    transition: all var(--transition-fast);
    text-decoration: none;
    display: block;
  }

  .dropdown-item strong {
    color: #0F172A !important;
    font-size: 0.9375rem;
    font-weight: 700;
    display: block;
    line-height: 1.3;
    transition: color var(--transition-fast);
  }

  .dropdown-item .item-desc {
    color: #64748B !important;
    font-size: 0.78125rem;
    line-height: 1.4;
    display: block;
    margin-top: 2px;
    transition: color var(--transition-fast);
  }

  /* When Sub-Button is Tapped / Hovered / Active (Dark Navy #0A192F + White Text - Matches Image 3) */
  .dropdown-item:hover,
  .dropdown-item:active,
  .dropdown-item.active {
    background-color: #0A192F !important;
    padding-left: 1.05rem;
    border-radius: var(--radius-sm);
  }

  .dropdown-item:hover strong,
  .dropdown-item:active strong,
  .dropdown-item.active strong {
    color: #FFFFFF !important;
  }

  .dropdown-item:hover .item-desc,
  .dropdown-item:active .item-desc,
  .dropdown-item.active .item-desc {
    color: #CBD5E1 !important;
  }

  .mobile-menu-cta {
    display: flex !important;
    flex-direction: column;
    gap: 0.75rem;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .mobile-menu-cta .btn {
    width: 100%;
    padding: 0.9rem;
    font-size: 1rem;
  }
}

/* Small mobile devices (phones under 640px): hide header CTA to prevent overcrowding with logo */
@media (max-width: 640px) {
  .header-actions .btn {
    display: none;
  }
}

/* 3. Medium Tablets & Small Laptops (max-width: 991px) */
@media (max-width: 991px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .hero-cad-visual {
    max-width: 100%;
    width: 100%;
    margin: 0 auto;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .capabilities-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .services-grid-3col {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .onboarding-steps-grid {
    grid-template-columns: 1fr !important;
  }

  .customization-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .outsourcing-models-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .outsourcing-banner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .platforms-matrix {
    grid-template-columns: repeat(2, 1fr);
  }

  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .case-studies-grid {
    grid-template-columns: 1fr;
  }

  /* International Layout MUST COLLAPSE */
  .international-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .why-rap-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .contact-layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-top-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2.5rem;
  }
}

/* 4. Small Tablets & Phablets (max-width: 768px) */
@media (max-width: 768px) {
  .container {
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    width: 100%;
    max-width: 100%;
  }

  .section {
    padding: 3.5rem 0;
  }

  .section-header {
    margin-bottom: 2rem;
  }

  .hero-title {
    font-size: clamp(2rem, 5vw, 2.75rem);
  }

  .hero-metrics {
    grid-template-columns: 1fr;
    gap: 0.85rem;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 0.75rem;
  }

  .hero-cta-group .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  /* Core Services - 1 column on mobile */
  .services-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .customization-features-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .outsourcing-models-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

  .banner-right {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .platforms-matrix {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .platform-group {
    padding: 1.25rem 1rem;
  }

  .platform-tags-grid.grid-core-cad .platform-tag {
    font-size: 0.75rem;
    padding: 0.5rem 0.15rem;
  }

  .industries-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  /* International Layout & Sub-grid - 1 column on mobile */
  .international-layout {
    grid-template-columns: 1fr !important;
    gap: 2rem !important;
  }

  .international-regions-grid {
    grid-template-columns: 1fr !important;
    gap: 1rem !important;
  }

  .why-rap-grid {
    grid-template-columns: 1fr;
    gap: 1.25rem;
  }

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

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

  .footer-top-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom-bar {
    flex-direction: column;
    text-align: center;
    gap: 1.25rem;
  }

  .footer-legal-links {
    justify-content: center;
  }

  .capabilities-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .services-grid-3col {
    grid-template-columns: 1fr !important;
  }
}

/* 5. Mobile Phones (max-width: 576px) */
@media (max-width: 576px) {
  .container {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .site-logo {
    height: 32px;
    max-width: 175px;
  }

  .section-title {
    font-size: clamp(1.15rem, 4.5vw, 1.45rem);
    line-height: 1.25;
  }

  .hero-section {
    padding: 3rem 0 3.5rem;
  }

  .hero-title {
    font-size: clamp(1.75rem, 7vw, 2.25rem);
    line-height: 1.2;
  }

  .hero-description {
    font-size: 0.9375rem;
    line-height: 1.6;
  }

  .hero-badge {
    white-space: normal;
    font-size: 0.72rem;
    line-height: 1.4;
    padding: 0.4rem 0.75rem;
  }

  /* Hero CAD Visual Mockup Mobile Fitting */
  .hero-cad-visual {
    padding: 1.25rem 0.85rem;
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 100%;
    overflow: hidden;
  }

  .floating-cad-badge {
    position: static !important;
    margin-bottom: 0.65rem;
    width: 100%;
    justify-content: center;
    font-size: 0.8rem;
    padding: 0.45rem 0.65rem;
  }

  .floating-cad-badge.badge-top-right,
  .floating-cad-badge.badge-bottom-left {
    top: auto !important;
    right: auto !important;
    bottom: auto !important;
    left: auto !important;
  }

  .cad-visual-header {
    margin-top: 0.5rem;
    font-size: 0.7rem;
    flex-wrap: wrap;
    gap: 0.4rem;
  }

  .cad-canvas {
    height: 170px;
  }

  .cad-code-preview {
    font-size: 0.6875rem;
    padding: 0.75rem 0.65rem;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .service-card {
    padding: 1.5rem 1.15rem;
  }

  .global-delivery-card {
    padding: 1.5rem 1.15rem;
  }

  .why-card {
    padding: 1.5rem 1.15rem;
  }

  .enquiry-form-card {
    padding: 1.5rem 1.15rem;
  }

  .form-input, .form-select, .form-textarea {
    font-size: 16px; /* prevent iOS auto-zoom */
  }

  .platform-tabs {
    width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 4px;
    -webkit-overflow-scrolling: touch;
  }

  .platform-tab-btn {
    flex-shrink: 0;
    font-size: 0.8rem;
    padding: 0.5rem 0.85rem;
  }
}
/* ==========================================================================
   ENTERPRISE CAPABILITIES GRID & IN-PROCESS CAD-AI SHOWCASE
   ========================================================================== */
.enterprise-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 2.5rem;
  width: 100%;
}

.enterprise-card {
  background-color: var(--color-navy-dark);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.enterprise-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, #38BDF8, #0284C7);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.enterprise-card:hover {
  transform: translateY(-4px);
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.4);
}

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

.ent-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  color: #38BDF8;
  background: rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  width: fit-content;
}

.ent-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.85rem;
  line-height: 1.35;
}

.ent-desc {
  font-size: 0.9rem;
  color: var(--color-slate-300);
  line-height: 1.65;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.ent-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 1.25rem 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.ent-bullets li {
  font-size: 0.85rem;
  color: var(--color-slate-300);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.5;
}

.ent-bullets li svg {
  width: 15px;
  height: 15px;
  color: #38BDF8;
  flex-shrink: 0;
  margin-top: 3px;
}

.ent-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.84rem;
  font-weight: 600;
  color: #38BDF8;
  text-decoration: none;
  margin-top: auto;
  transition: gap var(--transition-fast);
}

.ent-link:hover {
  color: var(--color-white);
  gap: 0.65rem;
}

/* CAD-MCP In-Process AI Showcase Banner */
.cad-mcp-banner {
  background: linear-gradient(135deg, rgba(10, 25, 47, 0.95), rgba(7, 17, 32, 0.98));
  border: 1px solid rgba(56, 189, 248, 0.35);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin-top: 3rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.5);
}

.cad-mcp-banner::after {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12), transparent 70%);
  pointer-events: none;
}

.cad-mcp-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.cad-mcp-title {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--color-white);
  margin: 0;
  line-height: 1.3;
}

.cad-mcp-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  background: linear-gradient(90deg, #38BDF8, #818CF8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  border: 1px solid rgba(56, 189, 248, 0.4);
  padding: 0.25rem 0.65rem;
  border-radius: 4px;
}

.cad-mcp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 1.5rem;
}

.cad-mcp-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.cad-mcp-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: #38BDF8;
  margin-bottom: 0.5rem;
}

.cad-mcp-box p {
  font-size: 0.875rem;
  color: var(--color-slate-300);
  line-height: 1.6;
  margin: 0;
}

@media (max-width: 1100px) {
  .enterprise-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .enterprise-grid {
    grid-template-columns: 1fr !important;
  }
  .cad-mcp-banner {
    padding: 1.75rem 1.25rem;
  }
  .cad-mcp-title {
    font-size: 1.3rem;
  }
}
/* ==========================================================================
   PORTFOLIO GALLERY & FILTER STYLES (Matching Old Site Technical Assets)
   ========================================================================== */
.portfolio-gallery-section {
  padding: 4rem 0 5rem;
  background-color: #f8fafc;
}

.portfolio-filter-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
  margin-bottom: 2.75rem;
}

.portfolio-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: #334155;
  background: #ffffff;
  border: 1px solid #cbd5e1;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.portfolio-filter-btn:hover {
  background: #f1f5f9;
  border-color: #94a3b8;
  color: #0f172a;
}

.portfolio-filter-btn.active {
  background: #0284c7;
  color: #ffffff;
  border-color: #0284c7;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.28);
}

.portfolio-filter-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 1.35rem;
  height: 1.35rem;
  padding: 0 0.4rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  background: #f1f5f9;
  color: #64748b;
  transition: all 0.2s ease;
}

.portfolio-filter-btn:hover .portfolio-filter-count {
  background: #e2e8f0;
  color: #0f172a;
}

.portfolio-filter-btn.active .portfolio-filter-count {
  background: rgba(255, 255, 255, 0.25);
  color: #ffffff;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  transition: opacity 0.25s ease;
}

.portfolio-item-card {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  cursor: pointer;
}

.portfolio-item-card:hover {
  transform: translateY(-5px);
  border-color: #0284c7;
  box-shadow: 0 12px 28px rgba(2, 132, 199, 0.12), 0 4px 10px rgba(0, 0, 0, 0.04);
}

.portfolio-item-card.is-hidden {
  display: none !important;
}

.portfolio-thumb-wrap {
  position: relative;
  width: 100%;
  height: 220px;
  background-color: #071120;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid #f1f5f9;
}

.portfolio-thumb-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.35s ease;
  background-color: #071120;
}

.portfolio-item-card:hover .portfolio-thumb-img {
  transform: scale(1.06);
}

.portfolio-overlay {
  position: absolute;
  inset: 0;
  background: rgba(7, 17, 32, 0.78);
  backdrop-filter: blur(2px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  opacity: 0;
  transition: opacity 0.25s ease;
  z-index: 3;
}

.portfolio-item-card:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-zoom-btn {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #0284c7;
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(2, 132, 199, 0.45);
  transform: scale(0.85);
  transition: transform 0.25s ease;
}

.portfolio-item-card:hover .portfolio-zoom-btn {
  transform: scale(1);
}

.portfolio-view-text {
  color: #ffffff;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.03em;
}

.portfolio-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(7, 17, 32, 0.88);
  backdrop-filter: blur(4px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #38BDF8;
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  z-index: 2;
}

.portfolio-card-info {
  padding: 1.25rem 1.25rem 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
  background: #ffffff;
}

.portfolio-card-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: #0f172a;
  line-height: 1.4;
  margin-bottom: 0.5rem;
}

.portfolio-card-desc {
  font-size: 0.8125rem;
  color: #475569;
  line-height: 1.55;
  margin: 0;
  flex-grow: 1;
}

/* Lightbox Modal */
.portfolio-lightbox {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s ease, visibility 0.25s ease;
}

.portfolio-lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 10, 20, 0.92);
  backdrop-filter: blur(8px);
}

.lightbox-dialog {
  position: relative;
  z-index: 2;
  width: 92%;
  max-width: 1100px;
  max-height: 92vh;
  background: #0b1526;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.6);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.lightbox-close {
  position: absolute;
  top: 14px;
  right: 16px;
  width: 38px;
  height: 38px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #ffffff;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.2s ease;
}

.lightbox-close:hover {
  background: #0284c7;
  color: #ffffff;
  transform: rotate(90deg);
}

.lightbox-nav {
  position: absolute;
  top: 45%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  background: rgba(7, 17, 32, 0.75);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  color: #ffffff;
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  transition: all 0.2s ease;
}

.lightbox-nav:hover {
  background: #0284c7;
  border-color: #0284c7;
}

.lightbox-prev {
  left: 16px;
}

.lightbox-next {
  right: 16px;
}

.lightbox-content {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.lightbox-img-wrapper {
  position: relative;
  background: #050c18;
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 380px;
  max-height: 68vh;
  overflow: hidden;
}

.lightbox-img-wrapper img {
  max-width: 100%;
  max-height: 65vh;
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.5);
  transition: opacity 0.2s ease;
}

.lightbox-footer {
  padding: 1.25rem 2rem;
  background: #071120;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.lightbox-footer h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  margin: 0.35rem 0 0.25rem;
}

.lightbox-footer p {
  font-size: 0.84375rem;
  color: #cbd5e1;
  line-height: 1.5;
  margin: 0;
}

.lightbox-counter {
  font-size: 0.8125rem;
  font-family: monospace;
  font-weight: 600;
  color: #38BDF8;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  padding: 0.35rem 0.75rem;
  border-radius: 9999px;
  white-space: nowrap;
}

@media (max-width: 1200px) {
  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 860px) {
  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .lightbox-nav {
    display: none;
  }
}

@media (max-width: 580px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
  .portfolio-filter-nav {
    gap: 0.5rem;
  }
  .portfolio-filter-btn {
    padding: 0.5rem 0.9rem;
    font-size: 0.8125rem;
  }
  .lightbox-footer {
    padding: 1rem 1.25rem;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  .lightbox-img-wrapper {
    min-height: 250px;
    padding: 0.75rem;
  }
}




/* Enhanced File Upload State & Interactions */
.form-file-box {
  display: block;
  cursor: pointer;
}

.file-upload-prompt {
  pointer-events: none;
}

.form-file-box.has-file {
  border-color: #10B981 !important;
  background-color: rgba(16, 185, 129, 0.08) !important;
}

.form-file-box.dragover {
  border-color: var(--color-accent-blue) !important;
  background-color: rgba(2, 132, 199, 0.12) !important;
}

.file-selected-info {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.625rem 0.875rem;
  background: #FFFFFF;
  border: 1px solid #A7F3D0;
  border-radius: var(--radius-sm);
  margin-top: 0.25rem;
  pointer-events: auto;
}

.file-selected-details {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-align: left;
  overflow: hidden;
}

.file-selected-details svg {
  flex-shrink: 0;
}

.file-name-text {
  font-size: 0.875rem;
  font-weight: 600;
  color: #065F46;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
}

.file-size-badge {
  font-size: 0.75rem;
  color: #047857;
  background: #D1FAE5;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  font-weight: 600;
  white-space: nowrap;
}

.file-remove-btn {
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.25);
  color: #EF4444;
  border-radius: 50%;
  width: 26px;
  height: 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.15rem;
  line-height: 1;
  transition: all 0.2s ease;
  flex-shrink: 0;
  pointer-events: auto;
}

.file-remove-btn:hover {
  background: #EF4444;
  color: #FFFFFF;
}

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

/* ==========================================================================
   PRODUCT DEVELOPMENT & CADDIREKT SUITE SHOWCASE
   ========================================================================== */
.product-dev-section {
  background-color: #F8FAFC;
  border-top: 1px solid var(--color-slate-200);
  border-bottom: 1px solid var(--color-slate-200);
  padding: 5rem 0;
}

.product-tech-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  padding: 1.25rem 2rem;
  margin-bottom: 2.5rem;
  box-shadow: var(--shadow-sm);
  gap: 1.5rem;
  flex-wrap: wrap;
}

.tech-bar-col {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.tech-bar-label {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-slate-500);
  white-space: nowrap;
}

.tech-tags {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.tech-pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-slate-700);
  background-color: var(--color-slate-100);
  border: 1px solid var(--color-slate-200);
  padding: 0.3rem 0.75rem;
  border-radius: 9999px;
  transition: all var(--transition-fast);
}

.tech-pill:hover {
  background-color: #E2E8F0;
  color: var(--color-slate-900);
}

.tech-pill.engine-pill {
  background-color: #EFF6FF;
  border-color: #BFDBFE;
  color: #1D4ED8;
}

.tech-pill.engine-pill:hover {
  background-color: #DBEAFE;
}

.tech-bar-divider {
  width: 1px;
  height: 36px;
  background-color: var(--color-slate-200);
}

@media (max-width: 992px) {
  .tech-bar-divider {
    display: none;
  }
}

.product-showcase-banner {
  background: linear-gradient(135deg, #0A192F 0%, #172A45 100%);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2.5rem;
  color: var(--color-white);
  margin-bottom: 3.5rem;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 2.5rem;
  align-items: center;
  border: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
  overflow: hidden;
}

.showcase-partner-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #38BDF8;
  background: rgba(56, 189, 248, 0.12);
  padding: 0.25rem 0.75rem;
  border-radius: 9999px;
  margin-bottom: 1rem;
}

.showcase-logo-row {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.caddirekt-showcase-logo {
  height: 42px;
  width: auto;
  background: #FFFFFF;
  padding: 6px 14px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
}

.showcase-external-link {
  color: #93C5FD;
  font-size: 0.875rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.showcase-external-link:hover {
  color: #FFFFFF;
  text-decoration: underline;
}

.showcase-text {
  color: #CBD5E1;
  font-size: 0.9375rem;
  line-height: 1.65;
  margin: 0;
}

.showcase-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 1.5rem 1rem;
  text-align: center;
}

.showcase-stat-num {
  display: block;
  font-size: 1.85rem;
  font-weight: 800;
  color: #38BDF8;
  line-height: 1.1;
  margin-bottom: 0.25rem;
}

.showcase-stat-label {
  font-size: 0.75rem;
  color: #94A3B8;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

@media (max-width: 992px) {
  .product-showcase-banner {
    grid-template-columns: 1fr;
    gap: 1.75rem;
    padding: 1.75rem 1.5rem;
  }
}

.product-group-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--color-slate-200);
  flex-wrap: wrap;
  gap: 0.75rem;
}

.product-group-heading {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-slate-900);
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.product-group-pill {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: 9999px;
}

.product-group-pill.cad {
  background-color: #DBEAFE;
  color: #1E40AF;
}

.product-group-pill.pdf {
  background-color: #FEF3C7;
  color: #92400E;
}

.product-cards-grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 3.5rem;
}

.product-cards-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.product-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-xl);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.product-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent-blue), var(--color-accent-cyan));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(2, 132, 199, 0.35);
}

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

.product-badge-row {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.product-badge-icon {
  width: 48px;
  height: 48px;
  object-fit: contain;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
  background-color: #FFFFFF;
}

.product-badge-meta {
  display: flex;
  flex-direction: column;
}

.product-name {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-slate-900);
  line-height: 1.25;
  margin: 0;
}

.product-cat-tag {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-accent-blue);
  margin-top: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-desc {
  font-size: 0.875rem;
  color: var(--color-slate-600);
  line-height: 1.6;
  margin: 0 0 1rem 0;
  flex-grow: 1;
}

.product-feature-list {
  list-style: none;
  padding: 0;
  margin: 0;
  font-size: 0.8125rem;
  color: var(--color-slate-600);
  border-top: 1px solid var(--color-slate-100);
  padding-top: 0.75rem;
}

.product-feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.35rem;
}

.product-feature-list li svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent-blue);
  flex-shrink: 0;
}

@media (max-width: 1200px) {
  .product-cards-grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .product-cards-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 680px) {
  .product-cards-grid-4,
  .product-cards-grid-3 {
    grid-template-columns: 1fr;
  }
  .product-tech-bar {
    padding: 1rem;
  }
  .product-group-title-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
  }
  .showcase-stats-grid {
    grid-template-columns: 1fr;
    gap: 0.75rem;
    padding: 1rem;
  }
}

/* ==========================================================================
   INNER HERO 2-COLUMN WITH PRODUCT IMAGE
   ========================================================================== */
.inner-hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 3rem;
  align-items: center;
}

.inner-hero-content {
  display: flex;
  flex-direction: column;
}

.inner-hero-image-wrap {
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.inner-hero-image {
  width: 100%;
  max-width: 380px;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 40px -15px rgba(0, 0, 0, 0.6), 0 0 30px rgba(56, 189, 248, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.12);
  object-fit: cover;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
  display: block;
}

.inner-hero-image:hover {
  transform: translateY(-4px);
  box-shadow: 0 25px 50px -15px rgba(0, 0, 0, 0.7), 0 0 40px rgba(56, 189, 248, 0.22);
}

@media (max-width: 992px) {
  .inner-hero-grid {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }
  .inner-hero-image-wrap {
    justify-content: center;
  }
  .inner-hero-image {
    max-width: 320px;
  }
}

/* FIX (About Us): inline 2-column grids had no mobile rule, so the right column
   (Our Mission / Our Vision cards) was pushed off-screen. Stack them on tablets/phones. */
@media (max-width: 991px) {
  .overview-grid {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 2rem !important;
  }
  .overview-grid > * {
    min-width: 0;
  }
  /* Leader profile card (280px + 1fr) */
  div[style*="grid-template-columns: 280px 1fr"] {
    grid-template-columns: minmax(0, 1fr) !important;
    gap: 1.5rem !important;
    padding: 1.5rem !important;
  }
}