/* ==========================================================================
   TXE GLOBAL — Modern Design System & Production Stylesheet
   Rebuilt for Performance, Accessibility, and Fluid Responsiveness
   ========================================================================== */

/* --- Custom Properties / Design Tokens --- */
:root {
  /* Brand Color Palette */
  --color-primary: #0a0f1d;
  --color-primary-light: #161e31;
  --color-primary-surface: #1e293b;
  --color-brand-blue: #0038b8;
  --color-brand-blue-hover: #002c91;
  --color-accent-blue: #2563eb;
  --color-accent-cyan: #06b6d4;
  --color-accent-indigo: #4f46e5;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;

  /* Neutral Scales */
  --color-text-main: #0f172a;
  --color-text-muted: #475569;
  --color-text-light: #64748b;
  --color-text-inverted: #ffffff;
  --color-text-inverted-muted: #94a3b8;

  --color-bg-body: #ffffff;
  --color-bg-subtle: #f8fafc;
  --color-bg-card: #ffffff;
  --color-bg-card-dark: #111827;
  --color-border: #e2e8f0;
  --color-border-dark: rgba(255, 255, 255, 0.12);

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-heading: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

  /* Spacing Scale */
  --space-2xs: 0.25rem;
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4.5rem;
  --space-4xl: 6rem;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 25px rgba(37, 99, 235, 0.35);

  /* Border Radii */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout Containers */
  --container-max: 1240px;
  --container-pad: clamp(1rem, 4vw, 2rem);
  --header-height: 80px;
}

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

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

body {
  font-family: var(--font-sans);
  color: var(--color-text-main);
  background-color: var(--color-bg-body);
  line-height: 1.65;
  font-size: clamp(0.95rem, 0.25vw + 0.9rem, 1.1rem);
  overflow-x: clip; /* Safe clipping that does NOT break position:sticky */
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Ensure images, videos, svgs never overflow */
img, picture, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Prevent flex and grid children from overflowing containers */
div, section, article, aside, main, header, footer, nav {
  min-width: 0;
}

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

a:hover {
  color: var(--color-brand-blue-hover);
}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--color-accent-blue);
  outline-offset: 3px;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-text-main);
  line-height: 1.25;
  font-weight: 700;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2.1rem, 4vw + 0.8rem, 3.6rem);
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(1.6rem, 2.5vw + 0.5rem, 2.5rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.2rem, 1.5vw + 0.3rem, 1.65rem);
  letter-spacing: -0.015em;
}

h4 {
  font-size: clamp(1.05rem, 0.8vw + 0.3rem, 1.25rem);
}

p {
  margin-bottom: 1rem;
}

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

/* Accessibility: Visually Hidden utility */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -100px;
  inset-inline-start: 1rem;
  background: var(--color-brand-blue);
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  z-index: 9999;
  border-radius: var(--radius-sm);
  font-weight: 600;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: 1rem;
}

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

.container-narrow {
  width: 100%;
  max-width: 900px;
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section {
  padding-block: clamp(3rem, 6vw, 6rem);
}

.section-subtle {
  background-color: var(--color-bg-subtle);
}

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

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--color-text-inverted);
}

.section-dark p {
  color: var(--color-text-inverted-muted);
}

/* Section Header standard */
.section-header {
  text-align: center;
  max-width: 760px;
  margin-inline: auto;
  margin-bottom: clamp(2.5rem, 4vw, 4rem);
}

.section-header.text-start {
  text-align: start;
  margin-inline: 0;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.9rem;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-accent-blue);
  border: 1px solid rgba(37, 99, 235, 0.25);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.section-dark .section-badge {
  background: rgba(37, 99, 235, 0.2);
  color: #60a5fa;
  border-color: rgba(96, 165, 250, 0.3);
}

.section-title {
  margin-bottom: 1rem;
}

.section-subtitle {
  font-size: clamp(1.05rem, 1vw + 0.3rem, 1.25rem);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* --- Buttons & UI Elements --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.65rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  text-align: center;
  white-space: nowrap;
  transition: all var(--transition-normal);
  cursor: pointer;
}

.btn-sm {
  padding: 0.55rem 1.15rem;
  font-size: 0.9rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 1.1rem 2.2rem;
  font-size: 1.1rem;
  border-radius: var(--radius-lg);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-brand-blue), var(--color-accent-blue));
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #002c91, #1d4ed8);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

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

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

.btn-outline-white {
  background: transparent;
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline-white:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #ffffff;
  color: #ffffff;
}

.btn-success {
  background: var(--color-success);
  color: #ffffff;
}

.btn-success:hover {
  background: #059669;
  color: #ffffff;
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: var(--radius-full);
}

/* ==========================================================================
   GLOBAL HEADER & NAVIGATION (Strictly Sticky Direct Child of Body)
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(10, 15, 29, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: background-color var(--transition-normal), box-shadow var(--transition-normal);
}

.site-header.is-scrolled {
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  background-color: rgba(10, 15, 29, 0.98);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 1.5rem;
}

/* Brand Logo (Home Link with Aria-Label) */
.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
  padding-block: 0.25rem;
}

.brand-logo-img {
  width: auto;
  height: 48px;
  max-width: 180px;
  object-fit: contain;
}

/* Desktop Navigation */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2vw, 2rem);
}

.nav-link {
  position: relative;
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--color-text-inverted-muted);
  padding: 0.5rem 0.25rem;
  transition: color var(--transition-fast);
}

.nav-link:hover {
  color: #ffffff;
}

.nav-link.active {
  color: #ffffff;
  font-weight: 600;
}

.nav-link.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  inset-inline-start: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent-blue);
  border-radius: var(--radius-full);
}

/* Header Action Controls */
.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-shrink: 0;
}

/* Cart Trigger Button */
.cart-trigger {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.cart-trigger:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #60a5fa;
  transform: translateY(-1px);
}

.cart-count-badge {
  position: absolute;
  top: -4px;
  inset-inline-end: -4px;
  background: var(--color-danger);
  color: #ffffff;
  font-size: 0.72rem;
  font-weight: 700;
  min-width: 20px;
  height: 20px;
  padding-inline: 4px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  line-height: 1;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.3);
}

/* Mobile Hamburger Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  cursor: pointer;
  z-index: 1001;
  padding: 10px;
  gap: 6px;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #ffffff;
  transition: transform var(--transition-normal), opacity var(--transition-normal);
}

.mobile-toggle.is-active span:nth-child(1) {
  transform: translateY(8px) rotate(45deg);
}

.mobile-toggle.is-active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.is-active span:nth-child(3) {
  transform: translateY(-8px) rotate(-45deg);
}

/* Mobile Navigation Drawer */
.mobile-drawer {
  position: fixed;
  top: 0;
  inset-inline-end: 0;
  width: min(85vw, 360px);
  height: 100vh;
  background-color: var(--color-primary);
  box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  display: flex;
  flex-direction: column;
  padding: 6rem 2rem 2.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 999;
  overflow-y: auto;
}

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

.mobile-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 998;
}

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

.mobile-nav-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.mobile-nav-link {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-inverted-muted);
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-nav-link.active,
.mobile-nav-link:hover {
  color: #ffffff;
  padding-inline-start: 0.5rem;
  border-bottom-color: var(--color-accent-blue);
}

.mobile-drawer-contact {
  margin-top: auto;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-text-inverted-muted);
  font-size: 0.9rem;
}

.mobile-drawer-contact a {
  color: #ffffff;
  display: block;
  margin-top: 0.5rem;
  font-weight: 500;
}

/* ==========================================================================
   HOMEPAGE HERO SECTION & DYNAMIC SLIDER (No Revolution Slider bloat!)
   ========================================================================== */
.hero-slider-section {
  position: relative;
  background-color: var(--color-primary);
  color: var(--color-text-inverted);
  min-height: clamp(520px, 75vh, 760px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-slider-bg-mesh {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 30%, rgba(37, 99, 235, 0.22) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(6, 182, 212, 0.18) 0%, transparent 45%),
    linear-gradient(180deg, rgba(10, 15, 29, 0.85) 0%, rgba(10, 15, 29, 0.98) 100%);
  pointer-events: none;
}

.hero-slider-container {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-block: clamp(3rem, 6vw, 5rem);
}

.hero-slides-wrapper {
  position: relative;
  min-height: 380px;
}

.hero-slide {
  display: none;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 450ms ease, transform 450ms ease;
}

.hero-slide.is-active {
  display: grid;
  grid-template-columns: 1fr;
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 992px) {
  .hero-slide.is-active {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3.5rem;
    align-items: center;
  }
}

.hero-badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(37, 99, 235, 0.2);
  border: 1px solid rgba(96, 165, 250, 0.35);
  color: #93c5fd;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  color: #ffffff;
  margin-bottom: 1.25rem;
  font-size: clamp(2.2rem, 4.5vw, 3.8rem);
  line-height: 1.15;
}

.hero-title-highlight {
  background: linear-gradient(135deg, #60a5fa, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: clamp(1.1rem, 1.2vw + 0.3rem, 1.35rem);
  color: var(--color-text-inverted-muted);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 650px;
}

.hero-actions-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

/* Hero Visual / Metric Card */
.hero-visual-card {
  position: relative;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2.5rem);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.hero-visual-metric {
  margin-bottom: 1.5rem;
}

.hero-visual-metric:last-child {
  margin-bottom: 0;
}

.metric-num-large {
  font-size: clamp(2.4rem, 4vw, 3.2rem);
  font-weight: 800;
  color: #60a5fa;
  line-height: 1;
  margin-bottom: 0.25rem;
}

.metric-label-large {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-inverted);
}

.metric-desc-large {
  font-size: 0.85rem;
  color: var(--color-text-inverted-muted);
}

/* Slider Controls */
.hero-slider-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.slider-indicators {
  display: flex;
  gap: 0.6rem;
}

.slider-dot {
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.25);
  border: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-dot.is-active {
  width: 32px;
  background: var(--color-accent-blue);
  box-shadow: 0 0 10px rgba(37, 99, 235, 0.6);
}

.slider-arrows {
  display: flex;
  gap: 0.5rem;
}

.slider-arrow-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slider-arrow-btn:hover {
  background: var(--color-accent-blue);
  border-color: var(--color-accent-blue);
  transform: translateY(-1px);
}

/* ==========================================================================
   VALUE PILLARS & CORE COMPETENCIES
   ========================================================================== */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.pillar-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 2.5vw, 2rem);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.3);
}

.pillar-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  font-size: 1.5rem;
}

.pillar-card h3 {
  margin-bottom: 0.75rem;
}

.pillar-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

/* ==========================================================================
   SERVICES SHOWCASE SECTION
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 2.5vw, 2.25rem);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  inset-inline: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--color-brand-blue), var(--color-accent-blue));
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.service-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
  border-color: rgba(37, 99, 235, 0.4);
}

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

.service-card-header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.service-card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.08);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.4rem;
}

.service-card h3 {
  margin-bottom: 0.5rem;
}

.service-card p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

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

.service-feature-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--color-text-main);
  font-weight: 500;
}

.service-feature-item svg {
  color: var(--color-success);
  flex-shrink: 0;
}

/* ==========================================================================
   PERFORMANCE STATS COUNTER SECTION
   ========================================================================== */
.stats-banner {
  background: linear-gradient(135deg, var(--color-primary), #0c1527);
  border-radius: var(--radius-lg);
  padding: clamp(2.5rem, 5vw, 4rem) clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow-xl);
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-item {
  text-align: center;
  padding: 1rem;
}

.stat-value {
  font-size: clamp(2.2rem, 3.8vw, 3.4rem);
  font-weight: 800;
  line-height: 1.1;
  background: linear-gradient(135deg, #ffffff, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.35rem;
}

.stat-label {
  font-size: clamp(0.9rem, 1vw, 1.05rem);
  font-weight: 600;
  color: var(--color-text-inverted);
  margin-bottom: 0.25rem;
}

.stat-desc {
  font-size: 0.82rem;
  color: var(--color-text-inverted-muted);
}

/* ==========================================================================
   FEATURED CLIENTS & SOCIAL PROOF
   ========================================================================== */
.clients-section {
  padding-block: clamp(2.5rem, 4vw, 4rem);
  background-color: var(--color-bg-subtle);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: center;
  justify-content: center;
}

.client-logo-card {
  background: #ffffff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100px;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.client-logo-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent-blue);
}

.client-logo-img {
  max-width: 140px;
  max-height: 55px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: 0.75;
  transition: all var(--transition-normal);
}

.client-logo-card:hover .client-logo-img {
  filter: grayscale(0%);
  opacity: 1;
}

/* ==========================================================================
   CUSTOMER REVIEWS & TESTIMONIALS
   ========================================================================== */
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.review-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
}

.review-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.3);
}

.review-rating {
  display: flex;
  gap: 3px;
  color: var(--color-warning);
  margin-bottom: 1rem;
}

.review-text {
  font-size: 0.98rem;
  font-style: italic;
  color: var(--color-text-main);
  line-height: 1.6;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.review-author-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border);
  font-size: 0.85rem;
}

.review-author-name {
  font-weight: 700;
  color: var(--color-text-main);
}

.review-badge-verified {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--color-success);
  font-size: 0.78rem;
  font-weight: 600;
}

.review-date {
  color: var(--color-text-light);
}

/* ==========================================================================
   EXECUTIVE LEADERSHIP SHOWCASE (About Us)
   ========================================================================== */
.exec-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.exec-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 3vw, 2.5rem);
  box-shadow: var(--shadow-md);
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .exec-card {
    grid-template-columns: 240px 1fr;
  }
}

.exec-avatar-wrap {
  position: relative;
  text-align: center;
}

.exec-avatar-img {
  width: 180px;
  height: 180px;
  border-radius: var(--radius-full);
  margin-inline: auto;
  border: 4px solid var(--color-border);
  box-shadow: var(--shadow-md);
  object-fit: cover;
  background: var(--color-bg-subtle);
}

.exec-badge-role {
  display: inline-block;
  margin-top: 0.75rem;
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-accent-blue);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.exec-name {
  margin-bottom: 0.25rem;
  font-size: 1.5rem;
}

.exec-title {
  color: var(--color-accent-blue);
  font-weight: 600;
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

.exec-quote {
  font-size: 1.05rem;
  font-style: italic;
  color: var(--color-text-muted);
  line-height: 1.7;
  position: relative;
  padding-inline-start: 1.5rem;
  border-inline-start: 3px solid var(--color-accent-blue);
  margin-bottom: 1.25rem;
}

.exec-socials {
  display: flex;
  gap: 0.75rem;
}

.exec-social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-bg-subtle);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.exec-social-link:hover {
  background: var(--color-accent-blue);
  color: #ffffff;
  border-color: var(--color-accent-blue);
}

/* ==========================================================================
   PRICING & CONSULTING STORE (Shop)
   ========================================================================== */
.pricing-filter-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}

.filter-tab-btn {
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: #ffffff;
  color: var(--color-text-main);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-tab-btn.is-active,
.filter-tab-btn:hover {
  background: var(--color-brand-blue);
  color: #ffffff;
  border-color: var(--color-brand-blue);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 2rem;
}

.product-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.75rem, 2.5vw, 2.25rem);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all var(--transition-normal);
}

.product-card.featured {
  border-color: var(--color-accent-blue);
  box-shadow: 0 10px 25px rgba(37, 99, 235, 0.15);
}

.product-ribbon {
  position: absolute;
  top: 1rem;
  inset-inline-end: 1rem;
  background: var(--color-success);
  color: #ffffff;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-xl);
}

.product-category-tag {
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--color-accent-blue);
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.product-card h3 {
  margin-bottom: 0.75rem;
  font-size: 1.4rem;
}

.product-pricing-wrap {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.price-current {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-text-main);
  line-height: 1;
}

.price-original {
  font-size: 1.25rem;
  color: var(--color-text-light);
  text-decoration: line-through;
}

.price-savings {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-success);
}

.product-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.product-includes-list {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-bottom: 2rem;
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

.product-includes-item {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.88rem;
  color: var(--color-text-main);
}

.product-includes-item svg {
  color: var(--color-success);
  flex-shrink: 0;
}

.product-actions {
  display: flex;
  gap: 0.75rem;
}

/* ==========================================================================
   INTERACTIVE SHOPPING CART DRAWER & CHECKOUT MODAL
   ========================================================================== */
.cart-drawer {
  position: fixed;
  top: 0;
  inset-inline-end: 0;
  width: min(90vw, 440px);
  height: 100vh;
  background-color: #ffffff;
  box-shadow: -15px 0 35px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-normal);
  z-index: 1050;
}

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

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

.cart-drawer-title {
  font-size: 1.3rem;
  font-weight: 700;
}

.cart-close-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.cart-close-btn:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text-main);
}

.cart-drawer-body {
  flex-grow: 1;
  overflow-y: auto;
  padding: 1.5rem;
}

.cart-empty-state {
  text-align: center;
  padding-block: 3rem;
  color: var(--color-text-muted);
}

.cart-empty-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--color-text-light);
}

.cart-item {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1rem;
  padding-block: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.cart-item-title {
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.cart-item-price {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-brand-blue);
}

.cart-item-qty {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.qty-btn {
  width: 26px;
  height: 26px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  background: var(--color-bg-subtle);
  cursor: pointer;
}

.qty-num {
  font-weight: 600;
  font-size: 0.9rem;
  min-width: 20px;
  text-align: center;
}

.cart-item-remove {
  color: var(--color-danger);
  font-size: 0.85rem;
  cursor: pointer;
  background: none;
  border: none;
  text-decoration: underline;
  align-self: flex-start;
}

.cart-drawer-footer {
  padding: 1.5rem;
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}

.cart-subtotal-row {
  display: flex;
  justify-content: space-between;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
}

/* Modal Backdrop */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.modal-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.modal-window {
  background: #ffffff;
  border-radius: var(--radius-lg);
  max-width: 640px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.5rem);
}

/* ==========================================================================
   FORMS & INPUT ARCHITECTURE
   ========================================================================== */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--color-text-main);
}

.form-label .required {
  color: var(--color-danger);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  color: var(--color-text-main);
  background-color: #ffffff;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
  outline: none;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .form-grid-2 {
    grid-template-columns: 1fr 1fr;
  }
}

.form-feedback {
  display: none;
  font-size: 0.85rem;
  margin-top: 0.35rem;
}

.form-feedback.is-error {
  display: block;
  color: var(--color-danger);
}

.form-alert {
  padding: 1rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
  display: none;
}

.form-alert.is-success {
  display: block;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #a7f3d0;
}

/* ==========================================================================
   ACCESSIBLE FAQ ACCORDION
   ========================================================================== */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 840px;
  margin-inline: auto;
}

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

.faq-item.is-open {
  border-color: var(--color-accent-blue);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  text-align: start;
  font-weight: 600;
  font-size: 1.1rem;
  color: var(--color-text-main);
  background: none;
  cursor: pointer;
  gap: 1rem;
}

.faq-icon-arrow {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  transition: transform var(--transition-normal);
}

.faq-item.is-open .faq-icon-arrow {
  transform: rotate(180deg);
}

.faq-content {
  display: none;
  padding: 0 1.5rem 1.25rem;
  color: var(--color-text-muted);
  font-size: 0.98rem;
  line-height: 1.65;
}

.faq-item.is-open .faq-content {
  display: block;
}

/* ==========================================================================
   CONTACT SECTION & LOCATION DATA
   ========================================================================== */
.contact-layout-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 992px) {
  .contact-layout-grid {
    grid-template-columns: 1fr 1.3fr;
  }
}

.contact-info-panel {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}

.contact-info-icon {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-md);
  background: rgba(37, 99, 235, 0.1);
  color: var(--color-accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}

.contact-info-card h4 {
  margin-bottom: 0.25rem;
  font-size: 1.1rem;
}

.contact-info-card p,
.contact-info-card a {
  color: var(--color-text-muted);
  font-size: 0.98rem;
}

.contact-info-card a:hover {
  color: var(--color-accent-blue);
}

/* ==========================================================================
   BACK-TO-TOP BUTTON (Accessible, >= 48px, Floating Bottom-Right)
   ========================================================================== */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  inset-inline-end: 2rem;
  width: 50px;
  height: 50px;
  border-radius: var(--radius-full);
  background: var(--color-brand-blue);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  z-index: 990;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-normal);
  border: 2px solid rgba(255, 255, 255, 0.2);
}

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

.back-to-top:hover {
  background: var(--color-accent-blue);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.45);
}

/* ==========================================================================
   GLOBAL FOOTER
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-text-inverted-muted);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: auto;
}

.footer-top {
  padding-block: clamp(3.5rem, 6vw, 5rem);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(2rem, 4vw, 3.5rem);
}

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

@media (min-width: 992px) {
  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
  }
}

.footer-col-brand p {
  color: var(--color-text-inverted-muted);
  font-size: 0.95rem;
  margin-top: 1.25rem;
  margin-bottom: 1.5rem;
  max-width: 320px;
}

.footer-col-title {
  color: #ffffff;
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  position: relative;
}

.footer-links-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links-list a {
  color: var(--color-text-inverted-muted);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.footer-links-list a:hover {
  color: #ffffff;
  padding-inline-start: 4px;
}

.footer-contact-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.footer-contact-item svg {
  color: #60a5fa;
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.footer-social-btn {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background: var(--color-accent-blue);
  border-color: var(--color-accent-blue);
  transform: translateY(-2px);
}

.footer-bottom {
  padding-block: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.88rem;
}

.footer-bottom-container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

/* ==========================================================================
   TOAST NOTIFICATION (Add to Cart / Success Alert)
   ========================================================================== */
.toast-notice {
  position: fixed;
  bottom: 2rem;
  inset-inline-start: 2rem;
  background: var(--color-primary);
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.3);
  border-inline-start: 4px solid var(--color-success);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  z-index: 2000;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all var(--transition-normal);
}

.toast-notice.is-active {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES (Mobile-First Polish)
   ========================================================================== */
@media (max-width: 991px) {
  .main-nav {
    display: none;
  }
  .mobile-toggle {
    display: flex;
  }
  .header-actions .btn {
    display: none;
  }
}

@media (max-width: 480px) {
  :root {
    --header-height: 70px;
  }
  .brand-logo-img {
    height: 38px;
  }
  .back-to-top {
    bottom: 1.25rem;
    inset-inline-end: 1.25rem;
    width: 48px;
    height: 48px;
  }
  .toast-notice {
    bottom: 1rem;
    inset-inline-start: 1rem;
    inset-inline-end: 1rem;
  }
}