/* ============================================
   S. INFOTECH — A Complete Security Solution
   Brand Design System & Core Styles
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- CSS Custom Properties ---------- */
:root {
  /* Brand Palette — Off-white, Red & Blue */
  --brand-blue:       #1a3c8f;
  --brand-blue-light: #2d5dd4;
  --brand-blue-glow:  #3b6ff0;
  --brand-red:        #c4232b;
  --brand-red-light:  #e8343d;

  /* Light Theme Palette */
  --bg-primary:    #f5f3f0;
  --bg-secondary:  #edeae5;
  --bg-card:       #ffffff;
  --bg-card-hover: #fafaf8;
  --bg-elevated:   #f0ede8;

  /* Surface Colors */
  --surface-glass:       rgba(255, 255, 255, 0.75);
  --surface-glass-light: rgba(26, 60, 143, 0.03);
  --surface-border:      rgba(0, 0, 0, 0.08);
  --surface-border-hover:rgba(26, 60, 143, 0.25);

  /* Text */
  --text-primary:   #1a1a2e;
  --text-secondary: #5a5a72;
  --text-muted:     #8e8e9f;
  --text-accent:    var(--brand-blue-glow);

  /* Legacy aliases for compatibility */
  --brand-teal:       var(--brand-blue);
  --brand-teal-light: var(--brand-blue-light);
  --brand-teal-glow:  var(--brand-blue-glow);

  /* Gradients */
  --gradient-brand:  linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-light) 100%);
  --gradient-hero:   linear-gradient(160deg, #f5f3f0 0%, #e8e4de 40%, #f0ede8 100%);
  --gradient-red:    linear-gradient(135deg, var(--brand-red) 0%, var(--brand-red-light) 100%);
  --gradient-glow:   linear-gradient(135deg, rgba(26,60,143,0.06) 0%, rgba(196,35,43,0.04) 100%);

  /* Typography Scale (fluid) */
  --fs-display: clamp(2.8rem, 6vw, 5.5rem);
  --fs-h1:      clamp(2.2rem, 4.5vw, 4rem);
  --fs-h2:      clamp(1.8rem, 3.5vw, 3rem);
  --fs-h3:      clamp(1.3rem, 2vw, 1.75rem);
  --fs-h4:      clamp(1.1rem, 1.5vw, 1.35rem);
  --fs-body:    1rem;
  --fs-small:   0.875rem;
  --fs-micro:   0.75rem;

  /* Font Families */
  --ff-heading: 'Outfit', sans-serif;
  --ff-body:    'Space Grotesk', sans-serif;
  --ff-mono:    'JetBrains Mono', monospace;

  /* Spacing */
  --space-xs:  0.5rem;
  --space-sm:  0.75rem;
  --space-md:  1rem;
  --space-lg:  1.5rem;
  --space-xl:  2.5rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Border Radius */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   20px;
  --radius-xl:   28px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:   0 2px 8px rgba(0,0,0,0.06);
  --shadow-md:   0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg:   0 16px 48px rgba(0,0,0,0.1);
  --shadow-glow: 0 0 40px rgba(26,60,143,0.1);
  --shadow-red:  0 0 40px rgba(196,35,43,0.1);

  /* Transitions */
  --ease-out:  cubic-bezier(0.22, 1, 0.36, 1);
  --ease-back: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration:  0.4s;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--ff-body);
  font-size: var(--fs-body);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color var(--duration) var(--ease-out);
}

ul, ol { list-style: none; }

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

/* ---------- Selection ---------- */
::selection {
  background: var(--brand-blue);
  color: #fff;
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb {
  background: var(--brand-blue);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover { background: var(--brand-blue-light); }

/* ---------- Container ---------- */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.container--narrow {
  max-width: 960px;
}

.container--wide {
  max-width: 1440px;
}

/* ---------- Section ---------- */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section--dark {
  background: var(--bg-secondary);
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 3px;
  color: var(--brand-blue);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--brand-red);
  border-radius: 2px;
}

.section-title {
  font-family: var(--ff-heading);
  font-size: var(--fs-h2);
  font-weight: 700;
  line-height: 1.15;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: var(--space-3xl);
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-subtitle {
  margin-left: auto;
  margin-right: auto;
}

/* ---------- NAVIGATION ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: all 0.3s var(--ease-out);
  backdrop-filter: blur(0px);
}

.navbar.scrolled {
  background: rgba(245, 243, 240, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--surface-border);
  padding: 0.6rem 0;
  box-shadow: var(--shadow-md);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.nav-logo img {
  height: 44px;
  width: auto;
  transition: transform var(--duration) var(--ease-out);
}

.nav-logo:hover img {
  transform: scale(1.05);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  font-family: var(--ff-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  position: relative;
  transition: all var(--duration) var(--ease-out);
  letter-spacing: 0.3px;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(0, 0, 0, 0.05);
}

.nav-link.active {
  color: var(--brand-blue);
}

.nav-cta {
  margin-left: 1rem;
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1001;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.3s var(--ease-out);
  transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- BUTTONS ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-family: var(--ff-body);
  font-size: 0.92rem;
  font-weight: 600;
  padding: 13px 30px;
  border-radius: var(--radius-full);
  transition: all var(--duration) var(--ease-out);
  position: relative;
  overflow: hidden;
  letter-spacing: 0.3px;
  white-space: nowrap;
}

.btn--primary {
  background: var(--gradient-brand);
  color: #fff;
  box-shadow: 0 4px 20px rgba(26, 60, 143, 0.35);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(26, 60, 143, 0.5);
}

.btn--primary:active {
  transform: translateY(0);
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid rgba(0,0,0,0.12);
}

.btn--secondary:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  background: rgba(26, 60, 143, 0.05);
  transform: translateY(-2px);
}

.btn--red {
  background: var(--gradient-red);
  color: #fff;
  box-shadow: 0 4px 20px rgba(196, 35, 43, 0.3);
}

.btn--red:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(196, 35, 43, 0.45);
}

.btn--ghost {
  background: rgba(0,0,0,0.03);
  color: var(--text-secondary);
  border: 1px solid transparent;
}

.btn--ghost:hover {
  color: var(--text-primary);
  background: rgba(0,0,0,0.06);
  border-color: var(--surface-border);
}

.btn--lg {
  padding: 16px 38px;
  font-size: 1rem;
}

.btn--sm {
  padding: 9px 20px;
  font-size: 0.85rem;
}

.btn svg,
.btn i {
  width: 18px;
  height: 18px;
  transition: transform var(--duration) var(--ease-out);
}

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

/* Ripple Effect */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.25);
  transform: scale(0);
  animation: ripple-effect 0.6s linear;
  pointer-events: none;
}

@keyframes ripple-effect {
  to { transform: scale(4); opacity: 0; }
}

/* ---------- HERO SECTION ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  background: var(--gradient-hero);
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,60,143,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,60,143,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: float 8s ease-in-out infinite;
}

.hero-orb--teal {
  width: 500px;
  height: 500px;
  background: var(--brand-blue);
  top: 10%;
  right: -5%;
  opacity: 0.08;
}

.hero-orb--red {
  width: 350px;
  height: 350px;
  background: var(--brand-red);
  bottom: 10%;
  left: -5%;
  opacity: 0.06;
  animation-delay: -4s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(20px, -30px) scale(1.05); }
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 620px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26, 60, 143, 0.08);
  border: 1px solid rgba(26, 60, 143, 0.18);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  color: var(--brand-blue);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: var(--space-xl);
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--brand-red);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(196,35,43,0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 8px rgba(196,35,43,0); }
}

.hero-title {
  font-family: var(--ff-heading);
  font-size: var(--fs-display);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1.5px;
  margin-bottom: var(--space-lg);
}

.hero-title .highlight {
  background: linear-gradient(135deg, var(--brand-blue) 0%, var(--brand-blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title .accent {
  color: var(--brand-red);
  -webkit-text-fill-color: var(--brand-red);
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: var(--space-xl);
  max-width: 520px;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  margin-bottom: var(--space-3xl);
}

.hero-stats {
  display: flex;
  gap: var(--space-2xl);
}

.hero-stat {
  position: relative;
}

.hero-stat::after {
  content: '';
  position: absolute;
  right: calc(var(--space-2xl) / -2);
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 40px;
  background: var(--surface-border);
}

.hero-stat:last-child::after { display: none; }

.hero-stat-value {
  font-family: var(--ff-heading);
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.hero-stat-value .unit {
  font-size: 1.2rem;
  color: var(--brand-red);
}

.hero-stat-label {
  font-size: var(--fs-small);
  color: var(--text-muted);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual-container {
  position: relative;
  width: 100%;
  max-width: 520px;
  aspect-ratio: 1;
}

.hero-shield {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-shield svg {
  width: 65%;
  height: 65%;
  filter: drop-shadow(0 0 30px rgba(26,60,143,0.2));
}

/* Rotating ring */
.hero-ring {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(26,60,143,0.15);
  border-radius: 50%;
  animation: spin 30s linear infinite;
}

.hero-ring::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--brand-blue);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--brand-blue);
}

.hero-ring--inner {
  inset: 15%;
  border-color: rgba(196,35,43,0.15);
  animation-direction: reverse;
  animation-duration: 20s;
}

.hero-ring--inner::before {
  background: var(--brand-red);
  box-shadow: 0 0 12px var(--brand-red);
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Floating icons around the shield */
.hero-float-icon {
  position: absolute;
  width: 52px;
  height: 52px;
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-blue);
  font-size: 1.2rem;
  box-shadow: var(--shadow-md);
  animation: float-icon 6s ease-in-out infinite;
}

.hero-float-icon:nth-child(2) { top: 8%; left: 15%; animation-delay: -1s; }
.hero-float-icon:nth-child(3) { top: 15%; right: 5%; animation-delay: -2.5s; }
.hero-float-icon:nth-child(4) { bottom: 20%; left: 5%; animation-delay: -3.5s; }
.hero-float-icon:nth-child(5) { bottom: 8%; right: 15%; animation-delay: -5s; }

@keyframes float-icon {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ---------- SERVICES SECTION ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

.service-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--duration) var(--ease-out);
  overflow: hidden;
  cursor: default;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease-out);
}

.service-card:hover {
  border-color: var(--surface-border-hover);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow);
  background: var(--bg-card-hover);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: rgba(26,60,143,0.07);
  border: 1px solid rgba(26,60,143,0.12);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  color: var(--brand-blue);
  transition: all var(--duration) var(--ease-out);
}

.service-card:hover .service-icon {
  background: rgba(26,60,143,0.1);
  box-shadow: 0 0 20px rgba(26,60,143,0.12);
  transform: scale(1.08);
}

.service-card h3 {
  font-family: var(--ff-heading);
  font-size: var(--fs-h4);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--text-primary);
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.service-link {
  font-size: var(--fs-small);
  font-weight: 600;
  color: var(--brand-blue);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--duration) var(--ease-out);
}

.service-link:hover {
  gap: 10px;
}

.service-link svg {
  width: 16px;
  height: 16px;
  transition: transform var(--duration) var(--ease-out);
}

.service-card:hover .service-link svg {
  transform: translateX(4px);
}

/* ---------- ABOUT / WHY CHOOSE US ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3xl);
  align-items: center;
}

.about-visual {
  position: relative;
}

.about-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--surface-border);
}

.about-image-wrapper img {
  width: 100%;
  display: block;
}

.about-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(10,14,23,0.8) 100%);
}

.about-experience-badge {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 140px;
  height: 140px;
  background: var(--gradient-brand);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
}

.about-experience-badge .number {
  font-family: var(--ff-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
}

.about-experience-badge .label {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.85);
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.feature-item {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-lg);
  background: var(--surface-glass-light);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  transition: all var(--duration) var(--ease-out);
}

.feature-item:hover {
  border-color: var(--surface-border-hover);
  background: rgba(26,60,143,0.03);
  transform: translateX(6px);
}

.feature-icon {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  background: rgba(26,60,143,0.07);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-blue);
}

.feature-text h4 {
  font-family: var(--ff-heading);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.feature-text p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ---------- TRUSTED BY / LOGOS ---------- */
.logo-strip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  padding: var(--space-xl) 0;
  opacity: 0.4;
  filter: grayscale(1);
  transition: all var(--duration) var(--ease-out);
}

.logo-strip:hover {
  opacity: 0.6;
  filter: grayscale(0.5);
}

/* ---------- CTA SECTION ---------- */
.cta-section {
  position: relative;
  overflow: hidden;
}

.cta-card {
  position: relative;
  background: var(--gradient-glow);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-xl);
  padding: var(--space-4xl) var(--space-3xl);
  text-align: center;
  overflow: hidden;
}

.cta-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(26,60,143,0.05) 0%, transparent 50%),
              radial-gradient(circle at 70% 50%, rgba(196,35,43,0.04) 0%, transparent 50%);
  animation: cta-bg-move 15s ease-in-out infinite;
}

@keyframes cta-bg-move {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(5%, -3%); }
}

.cta-card > * { position: relative; z-index: 1; }

.cta-card .section-title {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-card .section-subtitle {
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-xl);
}

.cta-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ---------- PRODUCTS PAGE ---------- */
.products-hero {
  padding: 160px 0 80px;
  background: var(--gradient-hero);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.products-hero .hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,60,143,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,60,143,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
}

.product-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: var(--space-2xl);
}

.filter-btn {
  font-family: var(--ff-body);
  font-size: var(--fs-small);
  font-weight: 500;
  color: var(--text-secondary);
  padding: 8px 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--surface-border);
  background: transparent;
  transition: all var(--duration) var(--ease-out);
  cursor: pointer;
}

.filter-btn:hover {
  color: var(--text-primary);
  border-color: rgba(0,0,0,0.15);
  background: rgba(0,0,0,0.03);
}

.filter-btn.active {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 2px 12px rgba(26,60,143,0.3);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--duration) var(--ease-out);
  position: relative;
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--surface-border-hover);
  box-shadow: var(--shadow-glow);
}

.product-image {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: var(--bg-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}

.product-card:hover .product-image img {
  transform: scale(1.08);
}

.product-image .placeholder-icon {
  font-size: 3rem;
  color: var(--text-muted);
}

/* Fallback shown when product image file is missing */
.product-image.img-placeholder {
  background: var(--bg-secondary);
  flex-direction: column;
  gap: 8px;
}

.product-image.img-placeholder::before {
  content: '';
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: rgba(26, 60, 143, 0.08);
  border: 2px dashed rgba(26, 60, 143, 0.25);
  display: block;
}

.product-image.img-placeholder::after {
  content: 'Add image to assets/products/';
  font-size: 11px;
  font-family: var(--font-mono);
  color: var(--text-muted);
  text-align: center;
  padding: 0 1rem;
  line-height: 1.4;
}

.product-badge {
  position: absolute;
  top: 12px;
  left: 12px;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: var(--fs-micro);
  font-weight: 600;
  background: var(--gradient-brand);
  color: #fff;
  letter-spacing: 0.5px;
}

.product-badge--new {
  background: var(--gradient-red);
}

.product-body {
  padding: var(--space-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.product-category {
  font-family: var(--ff-mono);
  font-size: var(--fs-micro);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--brand-blue);
  margin-bottom: var(--space-xs);
}

.product-card h3 {
  font-family: var(--ff-heading);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
}

.product-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  flex: 1;
}

.product-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-md);
  border-top: 1px solid var(--surface-border);
}

.product-price {
  font-family: var(--ff-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

.product-price .from {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* Empty products state */
.products-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
}

.products-empty-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  opacity: 0.3;
}

/* ---------- ABOUT PAGE ---------- */
.page-hero {
  padding: 160px 0 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.page-hero .hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(26,60,143,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,60,143,0.06) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, black 20%, transparent 80%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--brand-blue), var(--brand-red), transparent);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-2xl);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -44px;
  top: 6px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--brand-blue);
  box-shadow: 0 0 12px var(--brand-blue);
}

.timeline-year {
  font-family: var(--ff-mono);
  font-size: var(--fs-small);
  color: var(--brand-blue);
  margin-bottom: 4px;
}

.timeline-item h3 {
  font-family: var(--ff-heading);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* Team Grid */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.team-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--duration) var(--ease-out);
}

.team-card:hover {
  border-color: var(--surface-border-hover);
  transform: translateY(-4px);
}

.team-avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  background: var(--gradient-glow);
  border: 2px solid var(--surface-border);
  margin: 0 auto var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  color: var(--brand-blue);
}

.team-card h3 {
  font-family: var(--ff-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.team-card .role {
  font-size: var(--fs-small);
  color: var(--brand-blue);
  font-family: var(--ff-mono);
}

/* Values */
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
}

.value-card {
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  text-align: center;
  transition: all var(--duration) var(--ease-out);
}

.value-card:hover {
  border-color: var(--surface-border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.value-icon {
  font-size: 2.2rem;
  margin-bottom: var(--space-md);
}

.value-card h3 {
  font-family: var(--ff-heading);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.value-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ---------- CONTACT PAGE ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: var(--space-2xl);
}

.contact-info-card {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  padding: var(--space-lg);
  background: var(--surface-glass-light);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-md);
  transition: all var(--duration) var(--ease-out);
  margin-bottom: var(--space-md);
}

.contact-info-card:hover {
  border-color: var(--surface-border-hover);
  background: rgba(26,60,143,0.03);
}

.contact-info-icon {
  width: 46px;
  height: 46px;
  background: rgba(26,60,143,0.07);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--brand-blue);
  flex-shrink: 0;
  font-size: 1.2rem;
}

.contact-info-card h4 {
  font-family: var(--ff-heading);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 2px;
}

.contact-info-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.5;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: var(--space-xs);
  letter-spacing: 0.3px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-secondary);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--ff-body);
  font-size: 0.95rem;
  transition: all var(--duration) var(--ease-out);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--brand-blue);
  box-shadow: 0 0 0 3px rgba(26,60,143,0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

/* Social Links */
.social-links {
  display: flex;
  gap: 12px;
  margin-top: var(--space-xl);
}

.social-link {
  width: 42px;
  height: 42px;
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  transition: all var(--duration) var(--ease-out);
}

.social-link:hover {
  border-color: var(--brand-blue);
  color: var(--brand-blue);
  background: rgba(26,60,143,0.07);
  transform: translateY(-3px);
}

/* ---------- TESTIMONIALS SLIDER ---------- */
.testimonials-slider {
  position: relative;
  padding: 0 56px;
}

.t-viewport {
  overflow: hidden;
  border-radius: var(--radius-lg);
}

.t-track {
  display: flex;
  gap: var(--space-lg);
  transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.testimonial-card {
  flex-shrink: 0;
  width: calc((100% - var(--space-lg) * 2) / 3);
  background: var(--bg-card);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  transition: border-color var(--duration) var(--ease-out), box-shadow var(--duration) var(--ease-out);
}

.testimonial-card:hover {
  border-color: var(--brand-blue-light);
  box-shadow: 0 8px 32px rgba(26,60,143,0.09);
}

/* Prev / Next buttons */
.t-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--surface-border);
  background: var(--bg-card);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--duration), border-color var(--duration), color var(--duration), box-shadow var(--duration);
  box-shadow: var(--shadow-sm);
}

.t-btn:hover {
  background: var(--brand-blue);
  border-color: var(--brand-blue);
  color: #fff;
  box-shadow: 0 4px 16px rgba(26,60,143,0.25);
}

.t-btn--prev { left: 0; }
.t-btn--next { right: 0; }

.t-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
  pointer-events: none;
}

/* Dot indicators */
.t-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: var(--space-xl);
}

.t-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--surface-border);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.3s, width 0.3s, border-radius 0.3s;
}

.t-dot.active {
  background: var(--brand-blue);
  width: 24px;
  border-radius: 4px;
}

@media (max-width: 900px) {
  .testimonial-card {
    width: calc((100% - var(--space-lg)) / 2);
  }
}

@media (max-width: 600px) {
  .testimonials-slider {
    padding: 0 40px;
  }
  .testimonial-card {
    width: 100%;
  }
  .t-btn {
    width: 36px;
    height: 36px;
  }
}

.testimonial-stars {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-md);
  color: #f5a623;
  font-size: 0.9rem;
}

.testimonial-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gradient-glow);
  border: 1px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-blue);
}

.testimonial-author-name {
  font-weight: 600;
  font-size: 0.92rem;
}

.testimonial-author-role {
  font-size: var(--fs-micro);
  color: var(--text-muted);
}

/* ---------- PROCESS / STEPS ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 12.5%;
  right: 12.5%;
  height: 2px;
  background: linear-gradient(to right, var(--brand-blue), var(--brand-blue-light), var(--brand-red), var(--brand-red-light));
  opacity: 0.2;
}

.process-step {
  text-align: center;
  position: relative;
}

.process-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--surface-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--ff-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--brand-blue);
  margin: 0 auto var(--space-lg);
  transition: all var(--duration) var(--ease-out);
  position: relative;
  z-index: 1;
}

.process-step:hover .process-number {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  transform: scale(1.1);
  box-shadow: 0 0 24px rgba(26,60,143,0.3);
}

.process-step h3 {
  font-family: var(--ff-heading);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.process-step p {
  color: var(--text-secondary);
  font-size: 0.88rem;
}

/* ---------- STATS BAR ---------- */
.stats-bar {
  background: var(--bg-card);
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
  padding: var(--space-2xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-lg);
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 50px;
  background: var(--surface-border);
}

.stat-value {
  font-family: var(--ff-heading);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 4px;
}

.stat-value .accent {
  color: var(--brand-red);
}

.stat-label {
  font-size: var(--fs-small);
  color: var(--text-secondary);
}

/* ---------- SOLUTIONS GALLERY ---------- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-sm);
  height: 300px;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  cursor: pointer;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out), filter 0.4s ease;
  filter: brightness(0.85) saturate(0.9);
}

.gallery-item:hover img {
  transform: scale(1.07);
  filter: brightness(1) saturate(1.1);
}

.gallery-item-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(10, 14, 35, 0.78) 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--space-md);
  pointer-events: none;
}

.gallery-item-label {
  font-family: var(--ff-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.3px;
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
    height: auto;
  }

  .gallery-item {
    height: 180px;
  }
}

@media (max-width: 480px) {
  .gallery-grid {
    grid-template-columns: 1fr 1fr;
  }

  .gallery-item {
    height: 150px;
  }
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--surface-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand img {
  height: 42px;
  margin-bottom: var(--space-md);
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
  margin-bottom: var(--space-lg);
}

.footer-col h4 {
  font-family: var(--ff-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.footer-col a {
  display: block;
  color: var(--text-secondary);
  font-size: 0.9rem;
  padding: 5px 0;
  transition: all var(--duration) var(--ease-out);
}

.footer-col a:hover {
  color: var(--brand-blue);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--surface-border);
  color: var(--text-muted);
  font-size: var(--fs-small);
}

.footer-bottom a {
  color: var(--text-muted);
}

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

/* ---------- SCROLL ANIMATIONS ---------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s var(--ease-out);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s var(--ease-out);
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s var(--ease-out);
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.9);
  transition: all 0.8s var(--ease-out);
}

.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Stagger children */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s var(--ease-out);
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.1s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.2s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.3s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(5) { transition-delay: 0.4s; opacity: 1; transform: translateY(0); }
.stagger-children.visible > *:nth-child(6) { transition-delay: 0.5s; opacity: 1; transform: translateY(0); }

/* ---------- CURSOR GLOW ---------- */
.cursor-glow {
  position: fixed;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26,60,143,0.06) 0%, transparent 70%);
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
  opacity: 0;
}

body:hover .cursor-glow {
  opacity: 1;
}

/* ---------- LOADING SCREEN ---------- */
.loader {
  position: fixed;
  inset: 0;
  background: var(--bg-primary);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 24px;
  transition: opacity 0.5s var(--ease-out), visibility 0.5s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-logo {
  height: 50px;
  animation: loader-pulse 1.5s ease-in-out infinite;
}

@keyframes loader-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(0.96); }
}

.loader-bar {
  width: 120px;
  height: 3px;
  background: var(--surface-border);
  border-radius: 3px;
  overflow: hidden;
}

.loader-bar-fill {
  height: 100%;
  width: 0%;
  background: var(--gradient-brand);
  border-radius: 3px;
  animation: loader-fill 1.2s var(--ease-out) forwards;
}

@keyframes loader-fill {
  to { width: 100%; }
}

/* ---------- MARQUEE ---------- */
.marquee {
  overflow: hidden;
  white-space: nowrap;
  padding: var(--space-lg) 0;
  border-top: 1px solid var(--surface-border);
  border-bottom: 1px solid var(--surface-border);
}

.marquee-track {
  display: inline-flex;
  animation: marquee 20s linear infinite;
}

.marquee-item {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 0 var(--space-2xl);
  font-family: var(--ff-heading);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
}

.marquee-item .dot {
  width: 8px;
  height: 8px;
  background: var(--brand-red);
  border-radius: 50%;
}

@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-content { max-width: 100%; }
  .hero-desc { margin-left: auto; margin-right: auto; }
  .hero-actions { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: repeat(2, 1fr); }
  .process-grid::before { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
  .stat-item:not(:last-child)::after { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--bg-secondary);
    border-left: 1px solid var(--surface-border);
    flex-direction: column;
    padding: 100px var(--space-xl) var(--space-xl);
    transition: right 0.4s var(--ease-out);
    z-index: 999;
    align-items: stretch;
  }

  .nav-links.open {
    right: 0;
  }

  .nav-link {
    padding: 14px 18px;
    border-radius: var(--radius-md);
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: var(--space-md);
  }

  .nav-toggle {
    display: flex;
  }

  .services-grid { grid-template-columns: 1fr; }
  .products-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .hero-stats { flex-wrap: wrap; gap: var(--space-xl); }
  .hero-stat::after { display: none; }
}

@media (max-width: 480px) {
  .section { padding: var(--space-3xl) 0; }
  .container { padding: 0 var(--space-md); }
  .stats-grid { grid-template-columns: 1fr; }
}

/* ---------- UTILITY CLASSES ---------- */
.text-center { text-align: center; }
.text-accent { color: var(--brand-blue); }
.text-red { color: var(--brand-red-light); }
.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }

/* Mobile overlay */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s;
}

.nav-overlay.open {
  opacity: 1;
  visibility: visible;
}