/* ============================================
   PREMIUM CORPORATE WEBSITE DESIGN SYSTEM
   Chromato Scientific - Ultra Modern Design
   ============================================ */

/* ================= CSS VARIABLES ================= */
:root {
  /* Dark Gradient Base */
  --bg-dark: #0a0f1c;
  --bg-darker: #050810;
  --bg-card: #111827;
  
  /* Electric Accent Colors */
  --accent-blue: #00d4ff;
  --accent-violet: #8b5cf6;
  --accent-purple: #a855f7;
  --accent-cyan: #06b6d4;
  
  /* Glass Effects */
  --glass-bg: rgba(17, 24, 39, 0.7);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-shine: rgba(255, 255, 255, 0.05);
  
  /* Text Colors */
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #00d4ff 0%, #8b5cf6 100%);
  --gradient-dark: linear-gradient(180deg, #0a0f1c 0%, #1e293b 100%);
  --gradient-card: linear-gradient(145deg, #111827 0%, #0f172a 100%);
  
  /* Glow Effects */
  --glow-blue: 0 0 20px rgba(0, 212, 255, 0.5);
  --glow-violet: 0 0 20px rgba(139, 92, 246, 0.5);
  --glow-purple: 0 0 30px rgba(139, 92, 246, 0.3);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-card: 0 10px 40px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.15);
}

/* ================= RESET & BASE ================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ================= PAGE LOADING ANIMATION ================= */
.page-loader {
  position: fixed;
  inset: 0;
  background: var(--bg-darker);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 20px;
}

.page-loader .loader-logo {
  font-size: 28px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: pulse 2s infinite;
}

.page-loader .loader-bar {
  width: 200px;
  height: 3px;
  background: var(--glass-border);
  border-radius: 3px;
  overflow: hidden;
}

.page-loader .loader-progress {
  width: 0%;
  height: 100%;
  background: var(--gradient-primary);
  border-radius: 3px;
  animation: loadProgress 1.5s ease forwards;
}

@keyframes loadProgress {
  0% { width: 0%; }
  100% { width: 100%; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

.page-loader.hidden {
  animation: fadeOut 0.5s ease forwards;
}

@keyframes fadeOut {
  0% { opacity: 1; visibility: visible; }
  100% { opacity: 0; visibility: hidden; }
}

/* ================= PREMIUM HEADER ================= */
.premium-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 15px 0;
  transition: all 0.4s ease;
}

.premium-header.scrolled {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 8px 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.header-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0px;
  text-decoration: none;
}

.logo-icon {
  width: 30px;
  height: 30px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
  color: white;
  box-shadow: var(--glow-blue);
}

.logo-text {
  font-size: 17px;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
   transform: translateY(30px);   /* 2px, 3px, 4px try karke adjust karo */
}

.logo-text span {
  font-weight: 200;
  opacity: 0.8;
}

/* Image */
.logo-img {
  height: 70px;          /* image ke header ke according balanced */
  width: auto;
  display: block;
  align-items: center;
}

/* Navigation */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-link {
  position: relative;
  padding: 10px 18px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.3s ease;
  border-radius: 8px;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 8px;
  left: 18px;
  right: 18px;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s ease;
  border-radius: 2px;
}

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

.nav-link:hover::before,
.nav-link.active::before {
  transform: scaleX(1);
}

/* CTA Button */
.header-cta {
  padding: 10px 24px;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  font-size: 14px;
  font-weight: 600;
  border-radius: 8px;
  transition: all 0.3s ease;
  box-shadow: var(--glow-blue);
  position: relative;
  overflow: hidden;
}

.header-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.header-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.6);
}

.header-cta:hover::before {
  opacity: 1;
}

/* Mobile Menu Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 10px;
  z-index: 1001;
}

.mobile-toggle span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
  border-radius: 2px;
}

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

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

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

/* ================= HERO SECTION ================= */
.hero-section {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--bg-dark);
}

/* Animated Background */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 20% 50%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(139, 92, 246, 0.15) 0%, transparent 50%),
    radial-gradient(ellipse at 60% 80%, rgba(6, 182, 212, 0.1) 0%, transparent 50%);
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Particle Canvas */
#particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

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

.hero-orb-1 {
  width: 500px;
  height: 500px;
  background: rgba(0, 212, 255, 0.1);
  top: -200px;
  right: -100px;
}

.hero-orb-2 {
  width: 400px;
  height: 400px;
  background: rgba(139, 92, 246, 0.1);
  bottom: -150px;
  left: -100px;
  animation-delay: -4s;
}

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

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 1;
  max-width: 800px;
  padding: 0 40px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 13px;
  color: var(--accent-blue);
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.2s;
  opacity: 0;
}

.hero-badge::before {
  content: '';
  width: 8px;
  height: 8px;
  background: var(--accent-blue);
  border-radius: 50%;
  animation: blink 2s infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

.hero-title {
  font-size: 64px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.4s;
  opacity: 0;
}

.hero-title .gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 40px;
  max-width: 600px;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.6s;
  opacity: 0;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.8s;
  opacity: 0;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero Buttons */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: var(--gradient-primary);
  color: white;
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  border-radius: 12px;
  transition: all 0.3s ease;
  box-shadow: var(--glow-blue);
  position: relative;
  overflow: hidden;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.3) 0%, transparent 50%);
  transform: translateX(-100%);
  transition: transform 0.5s ease;
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.5);
}

.btn-primary:hover::before {
  transform: translateX(0);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 16px 32px;
  background: transparent;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 15px;
  font-weight: 600;
  border: 2px solid var(--glass-border);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.btn-secondary:hover {
  background: var(--glass-bg);
  border-color: var(--accent-blue);
  color: var(--accent-blue);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: var(--text-muted);
  font-size: 12px;
  animation: fadeIn 1s ease forwards;
  animation-delay: 1.2s;
  opacity: 0;
}

.scroll-indicator .mouse {
  width: 24px;
  height: 38px;
  border: 2px solid var(--text-muted);
  border-radius: 12px;
  position: relative;
}

.scroll-indicator .mouse::before {
  content: '';
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: var(--accent-blue);
  border-radius: 2px;
  animation: scroll 2s infinite;
}

@keyframes scroll {
  0% { transform: translateX(-50%) translateY(0); opacity: 1; }
  100% { transform: translateX(-50%) translateY(12px); opacity: 0; }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* ================= SECTION STYLES ================= */
.section {
  padding: 100px 40px;
  position: relative;
}

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

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

.section-light {
  background: var(--bg-card);
}

.container {
  max-width: 1200px;
  margin: 0 auto;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-title {
  font-size: 42px;
  font-weight: 700;
  margin-bottom: 16px;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ================= ABOUT SECTION ================= */
.about-section {
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.about-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

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

.about-content h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 30px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  transition: all 0.3s ease;
}

.about-feature:hover {
  border-color: var(--accent-blue);
  transform: translateY(-2px);
}

.about-feature-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.about-feature span {
  font-size: 14px;
  font-weight: 500;
}

.about-image {
  position: relative;
}

.about-image img {
  width: 100%;
  border-radius: 20px;
  box-shadow: var(--shadow-card);
}

.about-image::before {
  content: '';
  position: absolute;
  inset: -20px;
  background: var(--gradient-primary);
  opacity: 0.2;
  border-radius: 30px;
  filter: blur(40px);
  z-index: -1;
}

/* ================= SERVICES SECTION ================= */
.services-section {
  background: var(--bg-card);
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 40px 30px;
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}

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

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

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin-bottom: 20px;
  transition: all 0.3s ease;
}

.service-card:hover .service-icon {
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: var(--glow-blue);
}

.service-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* ================= STATS SECTION ================= */
.stats-section {
  background: var(--gradient-dark);
  padding: 80px 40px;
  position: relative;
  overflow: hidden;
}

.stats-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 30% 50%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 48px;
  font-weight: 800;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ================= CLIENTS SECTION ================= */
.clients-section {
  background: var(--bg-dark);
  padding: 80px 40px;
  overflow: hidden;
}

.clients-track {
  display: flex;
  gap: 60px;
  animation: scrollLeft 30s linear infinite;
}

.clients-track img {
  width: 140px;
  height: 80px;
  object-fit: contain;
  filter: grayscale(100%) brightness(0.7);
  opacity: 0.6;
  transition: all 0.3s ease;
}

.clients-track img:hover {
  filter: grayscale(0) brightness(1);
  opacity: 1;
}

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

/* ================= ACCREDITED SECTION - LOGOS SHOW ORIGINAL COLORS ================= */
.accredited-section {
  background: var(--bg-card);
  padding: 60px 40px;
  text-align: center;
}

.accredited-section h2 {
  font-size: 24px;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.logos-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
}

.logos-grid img {
  width: 120px;
  height: 80px;
  object-fit: contain;
  transition: all 0.3s ease;
}

.logos-grid img:hover {
  transform: scale(1.1);
}

/* ================= PREMIUM FOOTER ================= */
.premium-footer {
  background: var(--bg-darker);
  padding: 80px 40px 0;
  position: relative;
}

.premium-footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--glass-border), transparent);
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
}

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

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 20px;
}

.footer-logo .logo-img {
  height: 40px;
  width: auto;
}

.footer-logo .logo-text {
  font-size: 12px;
  font-weight: 600;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 24px;
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.3s ease;
}

.social-link:hover {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
  transform: translateY(-3px);
  box-shadow: var(--glow-blue);
}

.footer-column h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-primary);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: 12px;
}

.footer-column a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: all 0.3s ease;
  position: relative;
}

.footer-column a::before {
  content: '→';
  position: absolute;
  left: -20px;
  opacity: 0;
  transition: all 0.3s ease;
  color: var(--accent-blue);
}

.footer-column a:hover {
  color: var(--accent-blue);
  padding-left: 15px;
}

.footer-column a:hover::before {
  opacity: 1;
  left: 0;
}

.footer-contact p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-contact p::before {
  content: '📍';
  font-size: 12px;
}

.footer-contact p:nth-child(2)::before { content: '✉️'; }
.footer-contact p:nth-child(3)::before { content: '📞'; }

.footer-bottom {
  max-width: 1200px;
  margin: 60px auto 0;
  padding: 24px 0;
  border-top: 1px solid var(--glass-border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  color: var(--text-muted);
  font-size: 13px;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.3s ease;
}

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

/* ================= FORMS ================= */
.form-container {
  max-width: 600px;
  margin: 0 auto;
  padding: 50px;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  box-shadow: var(--shadow-card);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  color: var(--text-primary);
  font-size: 15px;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

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

.btn-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--glow-blue);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.5);
}

/* ================= CARDS ================= */
.card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  transition: all 0.4s ease;
}

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

.card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* ================= MODAL ================= */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
}

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

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
  padding: 40px;
  max-width: 500px;
  width: 90%;
  transform: scale(0.9);
  transition: all 0.3s ease;
}

.modal-overlay.active .modal-content {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all 0.3s ease;
}

.modal-close:hover {
  background: #ef4444;
  border-color: #ef4444;
  color: white;
}

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

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

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

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

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

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

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

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

/* ================= RESPONSIVE ================= */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 48px;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .header-container {
    padding: 0 20px;
  }
  
  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 320px;
    height: 100vh;
    background: var(--bg-darker);
    flex-direction: column;
    justify-content: center;
    gap: 20px;
    padding: 40px;
    transition: right 0.4s ease;
    border-left: 1px solid var(--glass-border);
  }
  
  .nav-menu.active {
    right: 0;
  }
  
  .mobile-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 36px;
  }
  
  .hero-subtitle {
    font-size: 16px;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .section {
    padding: 60px 20px;
  }
  
  .section-title {
    font-size: 32px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  
  .stats-grid {
    grid-template-columns: 1fr 1fr;
    gap: 30px;
  }
  
  .stat-number {
    font-size: 36px;
  }
  
  .about-features {
    grid-template-columns: 1fr;
  }
  
  .form-container {
    padding: 30px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 28px;
  }
  
  .logo-text {
    font-size: 16px;
  }
  
  .section-title {
    font-size: 26px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
}

/* ================= PAGE HERO (For Inner Pages) ================= */
.page-hero {
  padding: 160px 40px 80px;
  background: var(--gradient-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse at 50% 100%, rgba(0, 212, 255, 0.1) 0%, transparent 50%);
}

.page-hero-content {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-size: 48px;
  font-weight: 700;
  margin-bottom: 16px;
  animation: fadeInUp 0.8s ease forwards;
}

.page-hero p {
  font-size: 18px;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
  animation: fadeInUp 0.8s ease forwards;
  animation-delay: 0.2s;
  opacity: 0;
}

.page-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  font-size: 13px;
  color: #22c55e;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease forwards;
}

.page-badge::before {
  content: '✓';
  font-size: 12px;
}

/* ================= JOB CARDS ================= */
.job-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  margin-bottom: 20px;
  transition: all 0.4s ease;
}

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

.job-card h3 {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
  color: var(--text-primary);
}

.job-card p {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 8px;
}

.job-card strong {
  color: var(--accent-blue);
}

.job-card button {
  margin-top: 16px;
  padding: 12px 24px;
  background: var(--gradient-primary);
  color: white;
  border: none;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.job-card button:hover {
  box-shadow: var(--glow-blue);
  transform: translateY(-2px);
}

/* ================= QUALITY CARDS ================= */
.quality-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 20px;
  padding: 30px;
  transition: all 0.4s ease;
}

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

.quality-card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.quality-card h3::before {
  content: '🏆';
  font-size: 24px;
}

.quality-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* ================= LAB EQUIPMENT ================= */
.equip-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 25px;
  text-align: center;
  font-weight: 600;
  font-size: 15px;
  transition: all 0.3s ease;
}

.equip-card:hover {
  background: var(--glass-bg);
  border-color: var(--accent-cyan);
  transform: scale(1.05);
}

/* ================= PRODUCT CARDS ================= */
.product-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  overflow: hidden;
  transition: all 0.4s ease;
}

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

.product-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.product-card:hover img {
  transform: scale(1.05);
}

.product-card-content {
  padding: 20px;
}

.product-card h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
  min-height: 42px;
}

.product-card p {
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.product-card .availability {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  margin-top: 10px;
}

.product-card .availability.available {
  background: rgba(34, 197, 94, 0.2);
  color: #22c55e;
}

.product-card .availability.unavailable {
  background: rgba(239, 68, 68, 0.2);
  color: #ef4444;
}

.product-card a {
  display: inline-block;
  margin-top: 15px;
  color: var(--accent-blue);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s ease;
}

.product-card a:hover {
  color: var(--accent-violet);
  padding-left: 5px;
}

/* ================= QUOTE PAGE ================= */
.quote-form {
  max-width: 800px;
  margin: 40px auto;
  padding: 40px;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: 24px;
}

.quote-form h1 {
  font-size: 32px;
  margin-bottom: 8px;
}

.quote-form > p {
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.quote-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.quote-grid .full-width {
  grid-column: 1 / -1;
}

/* ================= A-Z FILTER ================= */
.az-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 25px 0 35px;
}

.az-filter button {
  width: 40px;
  height: 40px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
}

.az-filter button:hover,
.az-filter button.active {
  background: var(--gradient-primary);
  border-color: transparent;
  color: white;
  box-shadow: var(--glow-blue);
}

/* ================= PROCESS LIST ================= */
.process-list {
  list-style: none;
}

.process-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  border-bottom: 1px solid var(--glass-border);
  color: var(--text-secondary);
}

.process-list li::before {
  content: '✓';
  width: 24px;
  height: 24px;
  background: var(--gradient-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: white;
  flex-shrink: 0;
}

/* ================= PAGE CONTENT SECTIONS ================= */
.content-section {
  padding: 80px 40px;
  background: var(--bg-dark);
}

.content-section.alt {
  background: var(--bg-card);
}

.content-container {
  max-width: 1100px;
  margin: 0 auto;
}

.content-section h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 20px;
}

.content-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 16px;
}

/* ================= UTILITIES ================= */
.text-center { text-align: center; }
.text-gradient { 
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }