/* ==========================================================================
   ZIONIX AI - CORPORATE ENTERPRISE TECHNOLOGY PLATFORM
   Architecture: Handcrafted Modern Corporate + Technology Design System
   Typography: Inter (Primary) + Plus Jakarta Sans (Display Headings)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Plus+Jakarta+Sans:wght@500;600;700;800&display=swap');

:root {
  /* Brand Color Palette */
  --color-primary-navy: #101A4A;
  --color-dark-navy: #080D2B;
  --color-electric-blue: #2868F2;
  --color-bright-blue: #4B9CFF;
  --color-violet: #6638E8;
  --color-bg-light: #F7F9FC;
  --color-white: #FFFFFF;

  /* Neutrals & Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-heading: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --color-text-main: #0F172A;
  --color-text-muted: #475569;
  --color-text-subtle: #64748B;
  --color-text-light: #94A3B8;

  /* Architectural Dividers & Borders */
  --border-subtle: 1px solid rgba(16, 26, 74, 0.08);
  --border-light: 1px solid rgba(16, 26, 74, 0.12);
  --border-active: 1px solid rgba(40, 104, 242, 0.4);
  --border-dark-section: 1px solid rgba(255, 255, 255, 0.12);

  /* Subtle Gradients */
  --gradient-accent: linear-gradient(135deg, #2868F2 0%, #6638E8 100%);
  --gradient-text: linear-gradient(135deg, #101A4A 0%, #2868F2 70%, #6638E8 100%);
  --gradient-subtle-glow: radial-gradient(circle, rgba(40, 104, 242, 0.08) 0%, transparent 70%);

  /* Spacing & Layout */
  --container-max: 1280px;
  --header-height: 74px;
  --section-pad-desktop: 60px;
  --section-pad-tablet: 44px;
  --section-pad-mobile: 36px;

  /* Controlled Border Radii (No oversized bubbles) */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 14px;

  /* Clean Corporate Shadows */
  --shadow-sm: 0 1px 3px rgba(16, 26, 74, 0.04), 0 1px 2px rgba(16, 26, 74, 0.02);
  --shadow-md: 0 4px 16px rgba(16, 26, 74, 0.06);
  --shadow-lg: 0 12px 32px rgba(16, 26, 74, 0.08);
  --shadow-dark: 0 16px 36px rgba(0, 0, 0, 0.35);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-main);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary-navy);
  font-weight: 700;
  line-height: 1.22;
  letter-spacing: -0.02em;
}

p {
  color: var(--color-text-muted);
}

a {
  color: var(--color-electric-blue);
  text-decoration: none;
  transition: all var(--transition-fast);
}

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========================================================================
   CLEAN CORPORATE WHITE PRELOADER
   ========================================================================== */
.corp-preloader {
  position: fixed;
  inset: 0;
  background-color: var(--color-white);
  z-index: 99999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.35s ease, visibility 0.35s ease;
}

.corp-preloader.fade-out {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.corp-preloader-logo {
  height: 48px;
  width: auto;
  margin-bottom: 18px;
}

.corp-preloader-tagline {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-primary-navy);
  text-transform: uppercase;
  margin-bottom: 24px;
}

.corp-preloader-track {
  width: 180px;
  height: 2px;
  background: rgba(16, 26, 74, 0.08);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.corp-preloader-bar {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 0;
  background: var(--color-electric-blue);
  animation: corpPreloaderAnim 0.75s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes corpPreloaderAnim {
  0% { width: 0%; }
  60% { width: 75%; }
  100% { width: 100%; }
}

/* ==========================================================================
   STICKY CORPORATE HEADER
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: var(--border-subtle);
  z-index: 1000;
  display: flex;
  align-items: center;
  transition: box-shadow var(--transition-fast);
}

.site-header.scrolled {
  box-shadow: 0 4px 20px rgba(16, 26, 74, 0.06);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.header-brand {
  display: flex;
  align-items: center;
}

.header-logo-img {
  height: 44px;
  width: auto;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-primary-navy);
  position: relative;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-electric-blue);
  transition: width var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-electric-blue);
  font-weight: 600;
}

.nav-link.active::after,
.nav-link:hover::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 20px;
}

.header-phone-link {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-navy);
}

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

.header-phone-link svg {
  color: var(--color-electric-blue);
}

/* Corporate Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  padding: 10px 22px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn svg {
  transition: transform var(--transition-fast);
}

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

.btn-primary {
  background: var(--color-electric-blue);
  color: var(--color-white);
  box-shadow: 0 2px 8px rgba(40, 104, 242, 0.25);
}

.btn-primary:hover {
  background: #1C56CE;
  color: var(--color-white);
  box-shadow: 0 4px 14px rgba(40, 104, 242, 0.35);
  transform: translateY(-1px);
}

.btn-secondary {
  background: #FFFFFF;
  color: var(--color-primary-navy);
  border: var(--border-light);
}

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

.btn-outline-white {
  background: transparent;
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 13px 26px;
  font-size: 1rem;
}

/* Mobile Quick Call Button */
.mobile-call-btn {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 6px 13px;
  border-radius: 20px;
  background: rgba(40, 104, 242, 0.08);
  border: 1px solid rgba(40, 104, 242, 0.22);
  color: var(--color-electric-blue);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 700;
  text-decoration: none;
  line-height: 1;
  transition: all var(--transition-fast);
}

.mobile-call-btn svg {
  color: var(--color-electric-blue);
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.mobile-call-btn:hover,
.mobile-call-btn:active {
  background: var(--color-electric-blue);
  color: #FFFFFF;
  border-color: var(--color-electric-blue);
  box-shadow: 0 2px 10px rgba(40, 104, 242, 0.3);
}

.mobile-call-btn:hover svg,
.mobile-call-btn:active svg {
  color: #FFFFFF;
  transform: scale(1.08);
}

/* Mobile Toggle */
.mobile-toggle-btn {
  display: none;
  background: transparent;
  border: none;
  color: var(--color-primary-navy);
  cursor: pointer;
  padding: 6px;
}

/* Mobile Drawer */
.mobile-drawer-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(8, 13, 43, 0.6);
  backdrop-filter: blur(4px);
  z-index: 1040;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.mobile-drawer {
  position: fixed;
  top: 0;
  right: -300px;
  width: 280px;
  height: 100%;
  max-height: 100vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  background: var(--color-white);
  z-index: 1050;
  padding: 24px;
  display: flex;
  flex-direction: column;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  transition: right var(--transition-smooth);
}

.mobile-drawer.open { right: 0; }
.mobile-drawer-overlay.open { display: block; opacity: 1; }

.mobile-drawer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 16px;
  border-bottom: var(--border-subtle);
  margin-bottom: 24px;
}

.mobile-drawer-close {
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary-navy);
  cursor: pointer;
}

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  list-style: none;
}

.mobile-nav-link {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  padding: 6px 0;
  display: block;
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
  color: var(--color-electric-blue);
}

/* ==========================================================================
   REDESIGNED ENTERPRISE HERO SECTION (LIGHT THEME + 3D DIGITAL ARCHITECTURE)
   ========================================================================== */
.hero-redesign {
  position: relative;
  background: linear-gradient(180deg, #FFFFFF 0%, #F7F9FC 100%);
  border-bottom: var(--border-subtle);
  padding-top: 32px;
  padding-bottom: 36px;
  overflow: hidden;
}

/* Subtle Dynamic Tech Background */
.hero-tech-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(16, 26, 74, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(16, 26, 74, 0.035) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.8;
}

.hero-bg-glow {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
}

.hero-bg-glow-blue {
  width: 580px;
  height: 580px;
  top: -100px;
  right: 5%;
  background: radial-gradient(circle, rgba(40, 104, 242, 0.09) 0%, transparent 68%);
}

.hero-bg-glow-violet {
  width: 480px;
  height: 480px;
  bottom: -60px;
  right: 25%;
  background: radial-gradient(circle, rgba(102, 56, 232, 0.06) 0%, transparent 70%);
}

.hero-circuit-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.85;
}

.circuit-track {
  animation: circuitTrackPulse 8s ease-in-out infinite;
}

.circuit-node-dot {
  animation: nodeGlowPulse 4s ease-in-out infinite;
}

/* Container & Grid Layout */
.hero-container {
  position: relative;
  z-index: 2;
  max-width: var(--container-max);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.08fr);
  gap: 44px;
  align-items: center;
  min-height: 520px;
}

/* Left Content */
.hero-left-content {
  max-width: 580px;
}

/* Eyebrow */
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
}

.hero-eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-electric-blue);
  box-shadow: 0 0 10px rgba(40, 104, 242, 0.7);
  animation: dotPulse 2.4s ease-in-out infinite;
  flex-shrink: 0;
}

.hero-eyebrow-text {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-electric-blue);
  text-transform: uppercase;
}

.hero-eyebrow-line {
  display: inline-block;
  width: 36px;
  height: 1.5px;
  background: linear-gradient(90deg, var(--color-electric-blue), transparent);
  border-radius: 1px;
}

/* H1 Headline */
.hero-h1 {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(2.4rem, 3.8vw, 3.5rem);
  font-weight: 800;
  color: var(--color-primary-navy);
  line-height: 1.08;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-h1-highlight {
  background: linear-gradient(135deg, #2868F2 0%, #6638E8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

/* Description */
.hero-description {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: #4B5C78;
  max-width: 560px;
  margin-bottom: 30px;
}

/* CTA Group */
.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.hero-btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 50px;
  padding: 0 26px;
  background: var(--color-electric-blue);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid transparent;
  box-shadow: 0 4px 14px rgba(40, 104, 242, 0.28);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
}

.hero-btn-primary:hover {
  background: #1C56CE;
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(40, 104, 242, 0.42);
}

.hero-btn-primary:hover .hero-btn-icon {
  transform: translateX(4px);
}

.hero-btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 50px;
  padding: 0 26px;
  background: #FFFFFF;
  color: var(--color-primary-navy);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid rgba(40, 104, 242, 0.4);
  transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
  text-decoration: none;
}

.hero-btn-secondary:hover {
  background: rgba(40, 104, 242, 0.06);
  border-color: var(--color-electric-blue);
  color: var(--color-primary-navy);
  transform: translateY(-2px);
}

.hero-btn-secondary:hover .hero-btn-icon {
  transform: translateX(4px);
}

.hero-btn-icon {
  transition: transform var(--transition-fast);
}

/* Capability Line */
.hero-capability-line {
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  gap: 8px 12px;
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #556987;
  padding-top: 18px;
  border-top: 1px solid rgba(16, 26, 74, 0.08);
}

.hero-cap-item {
  white-space: nowrap;
}

.hero-cap-dot {
  color: var(--color-electric-blue);
  font-size: 1rem;
  line-height: 0;
  opacity: 0.7;
}

/* Right Visual Architecture Stage */
.hero-right-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.hero-architecture-stage {
  position: relative;
  width: 100%;
  max-width: 640px;
  aspect-ratio: 16 / 11;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-backdrop-glow {
  position: absolute;
  width: 85%;
  height: 85%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(40, 104, 242, 0.09) 0%, rgba(102, 56, 232, 0.04) 50%, transparent 75%);
  filter: blur(28px);
  pointer-events: none;
  z-index: 1;
}

.stage-visual-core {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: floatVisual 6.5s ease-in-out infinite;
}

.architecture-visual-img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  filter: drop-shadow(0 16px 32px rgba(16, 26, 74, 0.07));
}

/* Floating Technology Indicators */
.tech-indicator {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: #FFFFFF;
  border: 1px solid rgba(16, 26, 74, 0.09);
  border-radius: 8px;
  padding: 8px 12px;
  box-shadow: 0 8px 24px rgba(16, 26, 74, 0.08), 0 2px 6px rgba(16, 26, 74, 0.04);
  z-index: 10;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  cursor: default;
}

.tech-indicator:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 30px rgba(16, 26, 74, 0.14);
}

.tech-ind-icon {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: rgba(40, 104, 242, 0.08);
  color: var(--color-electric-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tech-ind-info {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
}

.tech-ind-label {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-primary-navy);
}

.tech-ind-val {
  font-size: 0.7rem;
  color: #64748B;
  font-weight: 500;
}

.tech-ind-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 2px 7px;
  border-radius: 10px;
  background: rgba(40, 104, 242, 0.1);
  color: var(--color-electric-blue);
  letter-spacing: 0.02em;
}

/* Individual Indicator Positions & Keyframe Delays */
.indicator-ai {
  top: 6%;
  left: -2%;
  animation: floatPanel1 5.4s ease-in-out infinite;
}

.indicator-cloud {
  top: 8%;
  right: -2%;
  animation: floatPanel2 6.2s ease-in-out infinite 0.8s;
}

.indicator-data {
  bottom: 8%;
  left: 0%;
  animation: floatPanel3 5.8s ease-in-out infinite 1.4s;
}

.indicator-automation {
  bottom: 6%;
  right: -3%;
  animation: floatPanel4 6.6s ease-in-out infinite 0.4s;
}

/* Scroll Indicator */
.hero-scroll-wrapper {
  display: flex;
  justify-content: center;
  margin-top: 32px;
  position: relative;
  z-index: 2;
}

.hero-scroll-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: #64748B;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.hero-scroll-btn:hover {
  color: var(--color-electric-blue);
}

.scroll-tag {
  font-family: var(--font-heading);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.scroll-track {
  width: 1px;
  height: 26px;
  background: rgba(16, 26, 74, 0.14);
  position: relative;
  overflow: hidden;
}

.scroll-runner {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 10px;
  background: var(--color-electric-blue);
  animation: scrollRunnerAnim 2s cubic-bezier(0.65, 0, 0.35, 1) infinite;
}

/* Animations */
@keyframes floatVisual {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-7px); }
}

@keyframes floatPanel1 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes floatPanel2 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

@keyframes floatPanel3 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}

@keyframes floatPanel4 {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-7px); }
}

@keyframes dotPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.2); }
}

@keyframes nodeGlowPulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 1; }
}

@keyframes coreRingPulse {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.03); }
}

@keyframes scrollRunnerAnim {
  0% { transform: translateY(-100%); }
  100% { transform: translateY(280%); }
}

@keyframes circuitTrackPulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

/* ==========================================================================
   INNER PAGE HERO BANNERS (HIGH-TECH ENTERPRISE WITH IMAGE BACKGROUNDS)
   ========================================================================== */
.hero-corporate {
  position: relative;
  background-color: #080D2B;
  background-size: cover;
  background-position: center right;
  background-repeat: no-repeat;
  color: #FFFFFF;
  padding: 68px 0 74px;
  overflow: hidden;
  border-bottom: 1px solid rgba(40, 104, 242, 0.22);
}

/* Base Gradient Overlays ensuring pristine text readability & contrast */
.hero-corporate::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg, 
    rgba(8, 13, 43, 0.96) 0%, 
    rgba(16, 26, 74, 0.90) 45%, 
    rgba(10, 18, 55, 0.76) 75%,
    rgba(8, 13, 43, 0.62) 100%
  );
  z-index: 1;
}

/* Subtle Technical Grid Texture Overlay */
.hero-corporate::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(to right, rgba(75, 156, 255, 0.05) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(75, 156, 255, 0.05) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
  z-index: 2;
}

/* Container & Content above overlays */
.hero-corporate .container {
  position: relative;
  z-index: 3;
}

/* Page-Specific High-Resolution Background Images */
.hero-banner-about {
  background-image: url('../images/banners/banner-about.jpg');
}

.hero-banner-services {
  background-image: url('../images/banners/banner-services.jpg');
}

.hero-banner-solutions {
  background-image: url('../images/banners/banner-solutions.jpg');
}

.hero-banner-industries {
  background-image: url('../images/banners/banner-industries.jpg');
}

.hero-banner-contact {
  background-image: url('../images/banners/banner-contact.jpg');
}

/* Hero Typography & Elements for Dark Tech Banner */
.hero-corp-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(40, 104, 242, 0.16);
  border: 1px solid rgba(75, 156, 255, 0.35);
  color: #4B9CFF;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 20px;
  margin-bottom: 20px;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.hero-corp-eyebrow svg {
  color: #00D2FF;
  animation: dotPulse 2s ease-in-out infinite;
}

.hero-corp-title {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  font-size: clamp(2.2rem, 3.8vw, 3.2rem);
  font-weight: 800;
  color: #FFFFFF;
  line-height: 1.14;
  letter-spacing: -0.025em;
  margin-bottom: 18px;
}

.hero-corp-title .hero-gradient-text,
.hero-gradient-text {
  background: linear-gradient(135deg, #4B9CFF 0%, #A78BFA 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline;
}

.hero-corp-desc {
  font-size: 1.0625rem;
  line-height: 1.68;
  color: #CAD5E2;
  margin-bottom: 0;
  max-width: 680px;
}

/* ==========================================================================
   SECTION: ABOUT (EDITORIAL TWO-COLUMN)
   ========================================================================== */
.section-editorial {
  padding: var(--section-pad-desktop) 0;
}

.editorial-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.editorial-tag {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  color: var(--color-electric-blue);
  text-transform: uppercase;
  margin-bottom: 12px;
}

.editorial-title {
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  line-height: 1.2;
  margin-bottom: 20px;
}

.editorial-copy p {
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.editorial-visual-frame {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: var(--border-light);
  box-shadow: var(--shadow-md);
  background: var(--color-bg-light);
}

.editorial-visual-frame img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   SECTION: CORE CAPABILITIES (ASYMMETRIC GRID)
   ========================================================================== */
.section-capabilities-asym {
  background: var(--color-bg-light);
  padding: var(--section-pad-desktop) 0;
  border-top: var(--border-subtle);
  border-bottom: var(--border-subtle);
}

.section-head-center {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 44px;
}

.section-head-center h2 {
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  margin-bottom: 12px;
}

.capabilities-asym-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 20px;
}

.asym-block {
  background: #FFFFFF;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-fast);
}

.asym-block:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: rgba(40, 104, 242, 0.3);
}

.asym-block-featured {
  background: linear-gradient(145deg, var(--color-dark-navy) 0%, var(--color-primary-navy) 100%);
  color: #FFFFFF;
  border: 1px solid rgba(75, 156, 255, 0.3);
  grid-row: span 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.asym-block-featured h3 {
  color: #FFFFFF;
  font-size: 1.6rem;
  margin-bottom: 12px;
}

.asym-block-featured p {
  color: #CAD5E2;
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 24px;
}

.asym-badge {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--color-electric-blue);
  color: #FFFFFF;
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  margin-bottom: 20px;
  width: fit-content;
}

.asym-block-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-xs);
  background: rgba(40, 104, 242, 0.08);
  color: var(--color-electric-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.asym-block h4 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.asym-block p {
  font-size: 0.9rem;
  line-height: 1.55;
  margin-bottom: 16px;
  flex-grow: 1;
}

.asym-block-link {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--color-electric-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ==========================================================================
   FEATURED TECHNOLOGY SECTION (ONE DARK CONTRAST SECTION)
   ========================================================================== */
.section-dark-featured {
  background: var(--color-dark-navy);
  color: #FFFFFF;
  padding: var(--section-pad-desktop) 0;
  border-top: var(--border-dark-section);
  border-bottom: var(--border-dark-section);
}

.dark-featured-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.dark-featured-content h2 {
  color: #FFFFFF;
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  margin-bottom: 18px;
  line-height: 1.2;
}

.dark-featured-content p {
  color: #CAD5E2;
  font-size: 1.05rem;
  line-height: 1.7;
  margin-bottom: 24px;
}

.dark-featured-visual {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid rgba(75, 156, 255, 0.25);
  box-shadow: var(--shadow-dark);
}

.dark-featured-visual img {
  width: 100%;
  height: auto;
  display: block;
}

/* ==========================================================================
   SERVICES SECTION (HORIZONTAL EDITORIAL ROWS)
   ========================================================================== */
.section-services-rows {
  padding: var(--section-pad-desktop) 0;
  background: #FFFFFF;
}

.services-list-container {
  margin-top: 40px;
  border-top: var(--border-light);
}

.service-row-item {
  display: grid;
  grid-template-columns: 80px 1.4fr 1.6fr 40px;
  gap: 24px;
  align-items: center;
  padding: 28px 16px;
  border-bottom: var(--border-subtle);
  transition: all var(--transition-fast);
  cursor: pointer;
  position: relative;
}

.service-row-item:hover {
  background: var(--color-bg-light);
  padding-left: 24px;
}

.service-row-num {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-text-light);
  transition: color var(--transition-fast);
}

.service-row-item:hover .service-row-num {
  color: var(--color-electric-blue);
}

.service-row-title h3 {
  font-size: 1.3rem;
  color: var(--color-primary-navy);
  margin-bottom: 0;
}

.service-row-desc p {
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  line-height: 1.55;
  margin-bottom: 0;
}

.service-row-arrow {
  color: var(--color-text-light);
  display: flex;
  justify-content: flex-end;
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.service-row-item:hover .service-row-arrow {
  transform: translateX(4px);
  color: var(--color-electric-blue);
}

/* ==========================================================================
   HOW WE WORK: LINEAR ARCHITECTURAL TIMELINE
   ========================================================================== */
.section-process-arch {
  background: var(--color-bg-light);
  padding: var(--section-pad-desktop) 0;
  border-top: var(--border-subtle);
  border-bottom: var(--border-subtle);
}

.process-steps-track {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 40px;
  position: relative;
}

.process-step-box {
  background: #FFFFFF;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 26px 20px;
  position: relative;
}

.process-step-num {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--color-electric-blue);
  margin-bottom: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.process-step-box h4 {
  font-size: 1.15rem;
  margin-bottom: 8px;
}

.process-step-box p {
  font-size: 0.875rem;
  line-height: 1.55;
  margin-bottom: 0;
}

/* ==========================================================================
   SOLUTIONS: PROFESSIONAL INTERACTIVE EXPLORER
   ========================================================================== */
.section-solutions-corp {
  padding: var(--section-pad-desktop) 0;
  background: #FFFFFF;
}

.solutions-corp-explorer {
  display: grid;
  grid-template-columns: 35% 65%;
  gap: 32px;
  margin-top: 36px;
  background: var(--color-bg-light);
  border: var(--border-light);
  border-radius: var(--radius-md);
  padding: 32px;
}

.solutions-corp-menu {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.solutions-menu-btn {
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-align: left;
  padding: 14px 18px;
  background: #FFFFFF;
  border: var(--border-subtle);
  border-radius: var(--radius-xs);
  color: var(--color-primary-navy);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.solutions-menu-btn:hover {
  border-color: var(--color-electric-blue);
  color: var(--color-electric-blue);
}

.solutions-menu-btn.active {
  background: var(--color-primary-navy);
  color: #FFFFFF;
  border-color: var(--color-primary-navy);
}

.solutions-corp-display {
  background: #FFFFFF;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.solutions-corp-display h3 {
  font-size: 1.7rem;
  margin-bottom: 12px;
}

.solutions-corp-display p.lead {
  font-size: 1rem;
  line-height: 1.65;
  margin-bottom: 22px;
}

.solution-specs-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 26px;
}

.spec-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-primary-navy);
}

.spec-item svg {
  color: var(--color-electric-blue);
  flex-shrink: 0;
}

.solutions-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.solutions-card-meta {
  display: none;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.solution-counter-badge {
  font-family: var(--font-heading);
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--color-electric-blue);
  background: rgba(40, 104, 242, 0.08);
  padding: 3px 10px;
  border-radius: 20px;
  letter-spacing: 0.08em;
}

.solution-status-indicator {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.72rem;
  font-weight: 600;
  color: #10B981;
}

.solution-status-indicator .pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 6px #10B981;
  animation: pulseDot 2s infinite;
}

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

.solutions-mobile-stepper {
  display: none;
  align-items: center;
  gap: 12px;
}

.stepper-btn {
  background: #FFFFFF;
  border: 1px solid rgba(16, 26, 74, 0.15);
  border-radius: 50%;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-navy);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.stepper-btn:hover {
  background: var(--color-electric-blue);
  color: #FFFFFF;
  border-color: var(--color-electric-blue);
}

.stepper-dots {
  display: flex;
  align-items: center;
  gap: 6px;
}

.stepper-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #CBD5E1;
  transition: all 0.25s ease;
  cursor: pointer;
}

.stepper-dot.active {
  width: 18px;
  border-radius: 4px;
  background: var(--color-electric-blue);
}

/* ==========================================================================
   INDUSTRIES: PROFESSIONAL EDITORIAL GRID
   ========================================================================== */
.section-industries-corp {
  padding: var(--section-pad-desktop) 0;
  background: var(--color-bg-light);
  border-top: var(--border-subtle);
}

.industries-corp-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-top: 36px;
}

.industry-corp-item {
  background: #FFFFFF;
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 24px 20px;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.industry-corp-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-electric-blue);
}

.ind-corp-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 14px;
}

.industry-corp-item h4 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.industry-corp-item p {
  font-size: 0.875rem;
  line-height: 1.55;
  margin-bottom: 0;
}

/* ==========================================================================
   ENGINEERING PRINCIPLES (4 COLUMNS)
   ========================================================================== */
.section-principles-corp {
  padding: var(--section-pad-desktop) 0;
  background: #FFFFFF;
  border-top: var(--border-subtle);
}

.principles-4col-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
  margin-top: 40px;
}

.principle-item {
  border-top: 2px solid var(--color-primary-navy);
  padding-top: 18px;
}

.principle-item h4 {
  font-size: 1.2rem;
  margin-bottom: 8px;
}

.principle-item p {
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ==========================================================================
   FAQ ACCORDION (BORDER-BOTTOM, PLUS/MINUS)
   ========================================================================== */
.section-faq-corp {
  padding: var(--section-pad-desktop) 0;
  background: var(--color-bg-light);
  border-top: var(--border-subtle);
}

.faq-corp-container {
  max-width: 800px;
  margin: 36px auto 0;
  border-top: var(--border-light);
}

.faq-corp-row {
  border-bottom: var(--border-light);
}

.faq-corp-btn {
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  padding: 20px 8px;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.faq-icon-toggle {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--color-electric-blue);
  line-height: 1;
}

.faq-corp-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.faq-corp-row.active .faq-corp-body {
  max-height: 350px;
  padding-bottom: 20px;
  padding-left: 8px;
  padding-right: 8px;
}

.faq-corp-body p {
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 0;
}

/* ==========================================================================
   CORPORATE BULLET POINTS & CAPABILITY LISTS
   ========================================================================== */
.corp-bullet-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 24px;
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
}

.corp-bullet-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
}

.corp-bullet-item {
  display: inline-flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.9125rem;
  line-height: 1.45;
  color: var(--color-text-main);
}

.corp-bullet-item.light,
.asym-block-featured .corp-bullet-item {
  color: #E2E8F0;
}

.corp-bullet-icon {
  width: 17px;
  height: 17px;
  min-width: 17px;
  margin-top: 2px;
  color: var(--color-electric-blue);
  flex-shrink: 0;
}

.corp-bullet-dot {
  width: 7px;
  height: 7px;
  min-width: 7px;
  border-radius: 50%;
  background: var(--color-electric-blue);
  margin-top: 7px;
  flex-shrink: 0;
}

.corp-bullet-item strong {
  color: var(--color-primary-navy);
  font-weight: 600;
}

.corp-bullet-item.light strong,
.asym-block-featured .corp-bullet-item strong {
  color: #FFFFFF;
}

/* Service row inline bullet list */
.service-row-bullets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  margin-top: 10px;
  list-style: none;
  padding: 0;
}

.service-row-bullet {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.84rem;
  font-weight: 500;
  color: var(--color-text-muted);
}

.service-row-bullet::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-electric-blue);
}

/* Multi-card grids across inner pages */
.solutions-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.industries-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.mission-vision-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.industry-card-item {
  background: var(--color-bg-light);
  border: var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 32px;
  display: flex;
  flex-direction: column;
}

/* ==========================================================================

   FINAL CTA SECTION (DARK NAVY)
   ========================================================================== */
.section-cta-corp {
  background: var(--color-primary-navy);
  color: #FFFFFF;
  padding: 70px 0;
  text-align: center;
}

.cta-corp-inner {
  max-width: 660px;
  margin: 0 auto;
}

.cta-corp-inner h2 {
  color: #FFFFFF;
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  margin-bottom: 14px;
}

.cta-corp-inner p {
  color: #CAD5E2;
  font-size: 1.0625rem;
  margin-bottom: 30px;
}

/* ==========================================================================
/* ==========================================================================
   FOOTER (CLASSIC & PROFESSIONAL EXECUTIVE DARK NAVY)
   ========================================================================== */
.site-footer {
  background: radial-gradient(ellipse 60% 120px at 50% 0%, rgba(40, 104, 242, 0.12), transparent 70%), #070B24;
  color: #FFFFFF;
  padding: 68px 0 28px;
  border-top: 1px solid rgba(40, 104, 242, 0.28);
  position: relative;
}

.footer-main-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.85fr 0.95fr 1.15fr;
  gap: 48px;
  padding-bottom: 40px;
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-header {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.footer-logo-card {
  background: #FFFFFF;
  display: inline-flex;
  padding: 7px 12px;
  border-radius: var(--radius-xs);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-logo-img {
  height: 38px;
  width: auto;
  display: block;
}

.footer-status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.72rem;
  font-weight: 600;
  color: #34D399;
  letter-spacing: 0.04em;
}

.status-pulse-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #10B981;
  box-shadow: 0 0 8px #10B981;
  animation: statusPulse 2s infinite ease-in-out;
}

@keyframes statusPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

.footer-brand-tagline {
  font-family: var(--font-heading);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: #60A5FA;
  text-transform: uppercase;
}

.footer-brand-desc {
  font-size: 0.885rem;
  color: #94A3B8;
  line-height: 1.65;
  margin-bottom: 0;
}

.footer-trust-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: #CBD5E1;
  font-size: 0.78rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 6px 12px;
  border-radius: var(--radius-xs);
  width: fit-content;
}

.footer-trust-pill svg {
  color: #3B82F6;
  flex-shrink: 0;
}

/* Footer Social Links (Centered Middle Above Line) */
.footer-social-strip {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: center;
  gap: 18px;
  padding: 10px 0 34px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-social-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: #64748B;
  margin: 0;
  line-height: 1;
}

.footer-social-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.footer-social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-xs);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #94A3B8;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.footer-social-btn:hover {
  background: var(--color-electric-blue);
  border-color: var(--color-electric-blue);
  color: #FFFFFF;
  transform: translateY(-3px);
  box-shadow: 0 4px 14px rgba(40, 104, 242, 0.4);
}

.footer-social-btn svg {
  transition: transform var(--transition-fast);
}

.footer-social-btn:hover svg {
  transform: scale(1.1);
}

.footer-col-header {
  margin-bottom: 20px;
}

.footer-col-header h5 {
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  color: #F8FAFC;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 6px;
}

.col-title-bar {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-electric-blue);
  border-radius: 2px;
}

.footer-nav-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: #94A3B8;
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.nav-arrow-indicator {
  font-size: 1.1rem;
  line-height: 1;
  color: rgba(40, 104, 242, 0.7);
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.footer-nav-link:hover {
  color: #FFFFFF;
  transform: translateX(3px);
}

.footer-nav-link:hover .nav-arrow-indicator {
  color: #60A5FA;
  transform: translateX(2px);
}

.footer-nav-link.active {
  color: #60A5FA;
  font-weight: 600;
}

.footer-nav-link.active .nav-arrow-indicator {
  color: #60A5FA;
}

/* Direct Contact Stack */
.footer-contact-stack {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-contact-card {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 14px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xs);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.footer-contact-card:hover {
  background: rgba(40, 104, 242, 0.1);
  border-color: rgba(40, 104, 242, 0.35);
  transform: translateY(-2px);
}

.contact-card-icon {
  width: 34px;
  height: 34px;
  border-radius: 6px;
  background: rgba(40, 104, 242, 0.15);
  color: #60A5FA;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card-info {
  display: flex;
  flex-direction: column;
}

.contact-card-sub {
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #64748B;
  line-height: 1.2;
}

.contact-card-main {
  font-size: 0.9375rem;
  font-weight: 700;
  color: #F1F5F9;
  line-height: 1.35;
}

.footer-cta-btn {
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 18px;
  border-radius: var(--radius-xs);
  background: linear-gradient(135deg, #2868F2 0%, #1752D8 100%);
  color: #FFFFFF;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 14px rgba(40, 104, 242, 0.35);
  border: 1px solid rgba(255, 255, 255, 0.15);
  transition: all var(--transition-fast);
}

.footer-cta-btn:hover {
  background: linear-gradient(135deg, #3B7BF6 0%, #205DE6 100%);
  box-shadow: 0 6px 20px rgba(40, 104, 242, 0.5);
  transform: translateY(-2px);
  color: #FFFFFF;
}

.footer-cta-btn svg {
  transition: transform var(--transition-fast);
}

.footer-cta-btn:hover svg {
  transform: translateX(3px);
}

/* Footer Bottom Row */
.footer-bottom-row {
  padding-top: 26px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: #64748B;
  gap: 16px;
  padding-right: 64px; /* Safe space to prevent Back-to-Top collision */
}

.footer-copyright {
  color: #94A3B8;
}

.footer-legal-tag {
  color: #64748B;
  font-size: 0.75rem;
  letter-spacing: 0.04em;
}

.footer-credit-text {
  color: #94A3B8;
}

.footer-credit-text a {
  color: #60A5FA;
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.footer-credit-text a:hover {
  color: #93C5FD;
  text-decoration: underline;
}

/* ==========================================================================
   CONTACT FORM & ALERTS
   ========================================================================== */
.contact-corp-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: flex-start;
}

.contact-info-card {
  background: var(--color-bg-light);
  border: var(--border-light);
  border-radius: var(--radius-sm);
  padding: 36px 32px;
}

.contact-form-box {
  background: #FFFFFF;
  border: var(--border-light);
  border-radius: var(--radius-sm);
  padding: 36px 32px;
  box-shadow: var(--shadow-sm);
}

.form-group-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.form-group-single {
  margin-bottom: 16px;
}

.form-label-corp {
  display: block;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-primary-navy);
  margin-bottom: 6px;
}

.form-input-corp,
.form-select-corp,
.form-textarea-corp {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid #CBD5E1;
  border-radius: var(--radius-xs);
  background: #FFFFFF;
  font-size: 0.9375rem;
  color: var(--color-text-main);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input-corp:focus,
.form-select-corp:focus,
.form-textarea-corp:focus {
  border-color: var(--color-electric-blue);
  box-shadow: 0 0 0 2px rgba(40, 104, 242, 0.15);
}

.hp-hidden-field {
  display: none !important;
  visibility: hidden !important;
}

.field-container {
  display: flex;
  flex-direction: column;
}

/* Form Validation Field States */
.form-input-corp.is-invalid,
.form-select-corp.is-invalid,
.form-textarea-corp.is-invalid {
  border-color: #EF4444 !important;
  background-color: #FFFBFB;
}

.form-input-corp.is-invalid:focus,
.form-select-corp.is-invalid:focus,
.form-textarea-corp.is-invalid:focus {
  border-color: #DC2626 !important;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.18) !important;
}

.form-input-corp.is-valid,
.form-select-corp.is-valid,
.form-textarea-corp.is-valid {
  border-color: #10B981 !important;
}

.form-input-corp.is-valid:focus,
.form-select-corp.is-valid:focus,
.form-textarea-corp.is-valid:focus {
  border-color: #059669 !important;
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.18) !important;
}

.field-error-msg {
  display: none;
  font-size: 0.785rem;
  font-weight: 600;
  color: #DC2626;
  margin-top: 5px;
  line-height: 1.35;
  letter-spacing: 0.01em;
}

.field-error-msg.visible {
  display: flex;
  align-items: center;
  gap: 4px;
}

.field-error-msg::before {
  content: "!";
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 13px;
  height: 13px;
  background: #DC2626;
  color: #FFFFFF;
  border-radius: 50%;
  font-size: 9px;
  font-weight: 800;
  line-height: 1;
  flex-shrink: 0;
}

.form-msg-alert {
  padding: 14px 18px;
  border-radius: var(--radius-xs);
  margin-bottom: 20px;
  font-size: 0.9rem;
  animation: fadeInAlert 0.3s ease-out;
}

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

.form-msg-alert.success {
  background: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #065F46;
}

.form-msg-alert.error {
  background: #FEF2F2;
  border: 1px solid #FECACA;
  color: #991B1B;
}

/* Button Loading & Spinner States */
#contactSubmitBtn.btn-loading {
  opacity: 0.85;
  pointer-events: none;
  cursor: wait;
}

.spinner-svg {
  animation: spinLoader 0.85s linear infinite;
}

@keyframes spinLoader {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

/* ==========================================================================
   SERVICE SHOWCASE ALTERNATING LAYOUTS (SERVICES.PHP)
   ========================================================================== */
.service-showcase-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 64px 0;
  border-bottom: var(--border-subtle);
  scroll-margin-top: 90px;
}

.service-showcase-row:last-child {
  border-bottom: none;
}

.service-showcase-row.reverse .service-showcase-visual {
  order: 1;
}

.service-showcase-row.reverse .service-showcase-content {
  order: 2;
}

.service-showcase-content h2 {
  font-size: clamp(1.8rem, 2.6vw, 2.3rem);
  margin-bottom: 14px;
}

.service-showcase-content p {
  font-size: 1rem;
  line-height: 1.68;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.service-showcase-visual {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: var(--border-light);
  box-shadow: var(--shadow-md);
  background: var(--color-white);
}

.service-showcase-visual img {
  width: 100%;
  height: auto;
  display: block;
}

.feature-pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.feature-pill {
  font-family: var(--font-heading);
  font-size: 0.78125rem;
  font-weight: 600;
  background: rgba(40, 104, 242, 0.08);
  color: var(--color-electric-blue);
  padding: 5px 12px;
  border-radius: var(--radius-xs);
  border: 1px solid rgba(40, 104, 242, 0.15);
}

/* Corporate Bullet Points List */
.corp-bullet-grid {
  list-style: none;
  padding: 0;
  margin: 0 0 24px 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 20px;
}

.corp-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.90625rem;
  color: var(--color-text-muted);
  line-height: 1.5;
}

.corp-bullet-icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  color: var(--color-electric-blue);
  margin-top: 3px;
}

.corp-bullet-item strong {
  color: var(--color-primary-navy);
  font-weight: 600;
}

/* ==========================================================================
   RESPONSIVE DESIGN BREAKPOINTS
   ========================================================================== */
@media (max-width: 1199px) {
  .service-showcase-row {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 48px 0;
  }

  .service-showcase-row.reverse .service-showcase-visual {
    order: 2;
  }

  .service-showcase-row.reverse .service-showcase-content {
    order: 1;
  }

  .contact-corp-split {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .hero-corp-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 32px;
  }
  .hero-h1 {
    font-size: clamp(2.2rem, 3.4vw, 3rem);
  }
  .hero-architecture-stage {
    max-width: 520px;
  }
  .indicator-ai { left: 0%; }
  .indicator-cloud { right: 0%; }
  .indicator-data { left: 2%; }
  .indicator-automation { right: 0%; }

  .capabilities-asym-layout {
    grid-template-columns: 1fr 1fr;
  }

  .asym-block-featured {
    grid-column: span 2;
    grid-row: auto;
  }

  .solutions-corp-explorer {
    grid-template-columns: 1fr;
  }

  .industries-corp-grid,
  .principles-4col-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (max-width: 991px) {
  .main-nav, .header-phone-link, .header-actions .btn {
    display: none;
  }

  .header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
  }

  .mobile-call-btn {
    display: inline-flex;
  }

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

  /* Hero Tablet 50/50 */
  .hero-redesign {
    padding-top: 28px;
    padding-bottom: 32px;
  }

  .hero-grid {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .hero-h1 {
    font-size: clamp(1.85rem, 3vw, 2.3rem);
    line-height: 1.12;
  }

  .hero-description {
    font-size: 0.95rem;
    margin-bottom: 24px;
  }

  .hero-architecture-stage {
    max-width: 440px;
  }

  .tech-indicator {
    padding: 6px 10px;
    gap: 8px;
  }

  .tech-ind-icon {
    width: 26px;
    height: 26px;
  }

  .tech-ind-label {
    font-size: 0.75rem;
  }

  .tech-ind-val {
    display: none;
  }

  .tech-ind-badge {
    font-size: 0.6rem;
    padding: 1px 5px;
  }

  .capability-bar-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .capability-bar-item:nth-child(2)::after {
    display: none;
  }

  .editorial-split-grid,
  .dark-featured-grid,
  .contact-corp-split {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  /* Service row alignment on tablet & mobile */
  .service-row-item {
    grid-template-columns: 46px 1fr 32px;
    gap: 10px 14px;
    align-items: center;
    padding: 22px 10px;
  }

  .service-row-num {
    grid-column: 1;
    grid-row: 1;
    font-size: 1.15rem;
  }

  .service-row-title {
    grid-column: 2;
    grid-row: 1;
  }

  .service-row-title h3 {
    font-size: 1.2rem;
    line-height: 1.25;
    margin-bottom: 0;
  }

  .service-row-arrow {
    grid-column: 3;
    grid-row: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    color: var(--color-electric-blue);
  }

  .service-row-desc {
    grid-column: 1 / -1;
    grid-row: 2;
    margin-top: 4px;
  }

  /* Solutions Explorer Mobile/Tablet Interactive Ribbon Transformation */
  .solutions-corp-explorer {
    grid-template-columns: 1fr;
    gap: 16px;
    padding: 20px 16px;
    background: #F8FAFC;
    border: 1px solid #E2E8F0;
    border-radius: var(--radius-sm);
  }

  .solutions-corp-menu {
    display: flex;
    flex-direction: row;
    overflow-x: auto;
    white-space: nowrap;
    gap: 8px;
    padding: 4px 2px 12px;
    margin: 0 -4px;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    scroll-snap-type: x proximity;
  }

  .solutions-corp-menu::-webkit-scrollbar {
    display: none;
  }

  .solutions-menu-btn {
    flex-shrink: 0;
    scroll-snap-align: start;
    border-radius: 30px;
    padding: 9px 18px;
    font-size: 0.8125rem;
    font-weight: 600;
    background: #FFFFFF;
    border: 1px solid rgba(16, 26, 74, 0.12);
    box-shadow: 0 1px 4px rgba(16, 26, 74, 0.04);
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .solutions-menu-btn svg {
    display: none;
  }

  .solutions-menu-btn.active {
    background: var(--color-primary-navy);
    color: #FFFFFF;
    border-color: var(--color-primary-navy);
    box-shadow: 0 4px 12px rgba(16, 26, 74, 0.25);
  }

  .solutions-card-meta {
    display: flex;
  }

  .solutions-mobile-stepper {
    display: flex;
  }

  .solutions-corp-display {
    padding: 26px 22px;
    border-radius: var(--radius-xs);
    box-shadow: 0 4px 20px rgba(16, 26, 74, 0.06);
    touch-action: pan-y pinch-zoom;
  }

  /* Services Showcase Rows */
  .service-showcase-row {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 44px 0;
  }

  .service-showcase-row.reverse .service-showcase-content {
    order: 1;
  }

  .service-showcase-row.reverse .service-showcase-visual {
    order: 2;
  }

  .solutions-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }

  .industries-cards-grid,
  .mission-vision-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}

@media (max-width: 767px) {
  :root {
    --section-pad-desktop: var(--section-pad-mobile);
  }

  /* Hero Mobile Single Column */
  .hero-redesign {
    padding-top: 24px;
    padding-bottom: 28px;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-left-content {
    max-width: 100%;
  }

  .hero-h1 {
    font-size: clamp(2rem, 6.8vw, 2.6rem);
    line-height: 1.12;
    margin-bottom: 16px;
  }

  .hero-description {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 24px;
  }

  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 12px;
    margin-bottom: 24px;
  }

  .hero-btn-primary,
  .hero-btn-secondary {
    width: 100%;
  }

  .hero-capability-line {
    flex-wrap: wrap;
    gap: 8px 12px;
    font-size: 0.72rem;
    padding-top: 16px;
  }

  .hero-architecture-stage {
    max-width: 100%;
    aspect-ratio: 16 / 10;
    margin-top: 6px;
  }

  /* Show max 2 floating indicators on mobile */
  .indicator-cloud,
  .indicator-data {
    display: none;
  }

  .indicator-ai {
    top: 4%;
    left: 4%;
  }

  .indicator-automation {
    bottom: 4%;
    right: 4%;
  }

  .hero-scroll-wrapper {
    margin-top: 24px;
  }

  .hero-corp-title {
    font-size: 2.1rem;
  }

  /* Service row compact mobile styling */
  .service-row-item {
    grid-template-columns: 38px 1fr 28px;
    gap: 8px 12px;
    padding: 18px 4px;
  }

  .service-row-num {
    font-size: 1.05rem;
  }

  .service-row-title h3 {
    font-size: 1.08rem;
  }

  .service-row-desc p {
    font-size: 0.885rem;
    line-height: 1.55;
  }

  .service-row-bullets {
    display: flex;
    flex-direction: column;
    gap: 7px;
    margin-top: 10px;
  }

  .service-row-bullet {
    font-size: 0.8125rem;
    line-height: 1.4;
  }

  /* Solutions Explorer Mobile Phone Refinement */
  .solutions-corp-explorer {
    padding: 12px 10px 16px;
    gap: 12px;
  }

  .solutions-corp-display {
    padding: 20px 16px;
  }

  .solutions-corp-display h3 {
    font-size: 1.25rem;
    line-height: 1.25;
    margin-bottom: 10px;
  }

  .solutions-corp-display p.lead {
    font-size: 0.885rem;
    line-height: 1.55;
    margin-bottom: 16px;
  }

  .solution-specs-grid {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-bottom: 20px;
  }

  .spec-item {
    font-size: 0.8125rem;
  }

  .solutions-card-actions {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }

  .solutions-card-actions .btn {
    width: 100%;
    text-align: center;
    justify-content: center;
  }

  .solutions-mobile-stepper {
    justify-content: space-between;
    width: 100%;
    padding-top: 12px;
    border-top: 1px solid #E2E8F0;
  }

  /* Card Grids Mobile */
  .solutions-cards-grid,
  .industries-cards-grid,
  .mission-vision-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  .industry-card-item {
    padding: 24px 18px;
  }

  .contact-info-card,
  .contact-form-box {
    padding: 24px 18px;
  }

  .contact-form-box h3 {
    font-size: 1.45rem;
  }

  .service-showcase-row {
    padding: 32px 0;
    gap: 24px;
  }

  .service-showcase-content h2 {
    font-size: 1.55rem;
  }

  .capability-bar-grid,
  .capabilities-asym-layout,
  .industries-corp-grid,
  .principles-4col-grid,
  .process-steps-track,
  .form-group-row,
  .footer-main-grid,
  .corp-bullet-grid {
    grid-template-columns: 1fr;
  }

  .asym-block-featured {
    grid-column: span 1;
  }

  .footer-social-strip {
    flex-wrap: wrap;
    gap: 12px;
  }

  .footer-bottom-row {
    flex-direction: column;
    gap: 10px;
    text-align: center;
  }
}

/* ==========================================================================
   BACK TO TOP FLOATING BUTTON
   ========================================================================== */
.back-to-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: #FFFFFF;
  color: var(--color-primary-navy);
  border: 1px solid rgba(16, 26, 74, 0.14);
  box-shadow: 0 6px 20px rgba(16, 26, 74, 0.12), 0 2px 6px rgba(16, 26, 74, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px) scale(0.92);
  transition: opacity 0.28s ease, visibility 0.28s ease, transform 0.28s cubic-bezier(0.16, 1, 0.3, 1), background 0.2s ease, color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

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

.back-to-top-btn:hover {
  background: var(--color-electric-blue);
  color: #FFFFFF;
  border-color: var(--color-electric-blue);
  box-shadow: 0 10px 24px rgba(40, 104, 242, 0.38);
  transform: translateY(-3px) scale(1.05);
}

.back-to-top-btn:active {
  transform: translateY(-1px) scale(0.98);
}

.back-to-top-btn svg {
  transition: transform 0.2s ease;
}

.back-to-top-btn:hover svg {
  transform: translateY(-2px);
}

@media (max-width: 767px) {
  .back-to-top-btn {
    bottom: 20px;
    right: 20px;
    width: 42px;
    height: 42px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}