/* 1. CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

ul, ol {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

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

html {
  scroll-behavior: smooth;
}

/* 2. :root Variables */
:root {
  /* Fonts */
  --font-heading: 'Sora', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Primary Colors - Neon AMOLED */
  --primary: #00E5FF;
  --primary-dark: #00B3CC;
  --primary-light: #66FFFF;
  --primary-50: #001F22;
  --primary-100: #003D44;

  /* Accents - Neon */
  --accent: #FF00E5;
  --accent-dark: #CC00B8;
  --purple: #B026FF;

  /* Neutrals - Inverted for Dark AMOLED */
  --white: #000000;
  --gray-50: #050505;
  --gray-100: #0A0A0A;
  --gray-200: #141414;
  --gray-300: #1F1F1F;
  --gray-400: #333333;
  --gray-500: #666666;
  --gray-600: #999999;
  --gray-700: #CCCCCC;
  --gray-800: #E6E6E6;
  --gray-900: #FFFFFF;

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--primary) 0%, var(--purple) 100%);
  --gradient-purple: linear-gradient(135deg, var(--purple) 0%, var(--accent) 100%);
  --gradient-text: linear-gradient(135deg, var(--primary) 0%, var(--purple) 50%, var(--accent) 100%);

  /* Layout */
  --container: 1200px;
  --section-padding: 120px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;
  --radius-full: 9999px;

  /* Shadows - Glowing */
  --shadow-xs: 0 0 5px rgba(0, 229, 255, 0.1);
  --shadow-sm: 0 0 10px rgba(0, 229, 255, 0.2);
  --shadow-md: 0 0 15px rgba(0, 229, 255, 0.3);
  --shadow-lg: 0 0 25px rgba(0, 229, 255, 0.4);
  --shadow-xl: 0 0 35px rgba(0, 229, 255, 0.5);
  --shadow-2xl: 0 0 50px rgba(0, 229, 255, 0.6);
  --shadow-card: 0 0 0 1px rgba(255,255,255,0.05), 0 0 15px rgba(0,0,0,0.8);

  /* Transitions */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --duration-fast: 0.2s;
  --duration-normal: 0.4s;
  --duration-slow: 0.8s;
}

/* 3. Base Typography */
body {
  font-family: var(--font-body);
  color: var(--gray-700);
  background-color: var(--white);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--gray-900);
  line-height: 1.2;
}

h1 {
  font-size: clamp(40px, 5vw, 64px);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 24px;
}

h4 {
  font-size: 20px;
}

/* 4. Layout */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: var(--section-padding) 0;
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 64px;
}

/* 5. Utility Classes */
.section-label {
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-heading);
  margin-bottom: 16px;
  display: inline-block;
}

.section-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
  line-height: 1.15;
}

.section-description {
  font-size: 18px;
  color: var(--gray-500);
  line-height: 1.7;
  max-width: 560px;
  margin: 0 auto;
}

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

/* 6. Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 15px;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  border: 2px solid var(--gray-200);
  color: var(--gray-700);
}

.btn-secondary:hover {
  border-color: var(--primary);
  color: var(--primary);
  background-color: var(--primary-50);
}

.btn-white {
  background-color: var(--white);
  color: var(--gray-900);
}

.btn-white:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

/* 7. Preloader */
#preloader {
  position: fixed;
  inset: 0;
  background-color: var(--white);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s;
}

.preloader-logo {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
}

.preloader-logo span {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.preloader-bar {
  width: 200px;
  height: 3px;
  background-color: var(--gray-100);
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-top: 24px;
}

.preloader-bar::after {
  content: '';
  display: block;
  height: 100%;
  background: var(--gradient-primary);
  animation: preloaderBar 1.8s ease-in-out;
}

#preloader.loaded {
  opacity: 0;
  pointer-events: none;
}

/* 8. Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.4s ease;
}

.header.scrolled {
  background-color: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-sm);
  padding: 12px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 24px;
  color: var(--gray-900);
}

.logo-highlight {
  color: var(--primary);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 36px;
  margin: 0;
  padding: 0;
}

.nav-link {
  text-decoration: none;
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-600);
  transition: color 0.3s;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary);
  transition: width 0.3s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--gray-900);
}

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

.nav-cta {
  padding: 10px 24px;
  font-size: 14px;
}

.mobile-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: var(--white);
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

.mobile-toggle span {
  width: 20px;
  height: 2px;
  background-color: var(--gray-700);
  transition: all 0.3s;
}

.mobile-menu {
  display: none;
}

/* 9. Hero */
.hero {
  padding-top: 140px;
  padding-bottom: 80px;
  overflow: hidden;
  position: relative;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background-color: var(--primary-50);
  border: 1px solid var(--primary-100);
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
  font-family: var(--font-heading);
}

.hero-title {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 800;
  line-height: 1.08;
  color: var(--gray-900);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero-description {
  font-size: 18px;
  line-height: 1.7;
  color: var(--gray-500);
  margin-bottom: 40px;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

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

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 800;
  color: var(--gray-900);
}

.hero-stat-label {
  font-size: 14px;
  color: var(--gray-400);
  font-weight: 500;
  margin-top: 4px;
}

.hero-visual {
  position: relative;
}

.hero-image {
  width: 100%;
  border-radius: var(--radius-2xl);
  position: relative;
  z-index: 2;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
}

.hero-glow {
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  z-index: 1;
}

.hero-glow-1 {
  background-color: var(--primary);
  top: -50px;
  right: -50px;
}

.hero-glow-2 {
  background-color: var(--purple);
  bottom: -30px;
  left: -30px;
}

.hero-float {
  position: absolute;
  z-index: 3;
  animation: float 6s ease-in-out infinite;
}

/* 10. Marquee */
.marquee-section {
  padding: 40px 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
  overflow: hidden;
  background-color: var(--gray-50);
}

.marquee-track {
  display: flex;
  animation: marquee 30s linear infinite;
}

.marquee-content {
  display: flex;
  align-items: center;
  gap: 48px;
  flex-shrink: 0;
  padding-right: 48px;
}

.marquee-item {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-400);
  white-space: nowrap;
  text-transform: uppercase;
  letter-spacing: 2px;
}

.marquee-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--primary);
  opacity: 0.5;
  flex-shrink: 0;
}

/* 11. Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-card {
  background-color: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-xl);
  padding: 40px;
  transition: all 0.5s var(--ease-out);
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--primary-100);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform 0.5s ease;
  transform-origin: left;
}

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

.service-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background-color: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  font-size: 28px;
}

.service-card:nth-child(2) .service-icon {
  background-color: var(--primary-100);
}

.service-card:nth-child(3) .service-icon {
  background-color: #2C0044;
}

.service-title {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  font-family: var(--font-heading);
}

.service-description {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 24px;
}

.service-features {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--gray-600);
  font-weight: 500;
}

.service-feature::before {
  content: '✓';
  color: var(--primary);
  font-weight: 700;
}

.service-pricing {
  margin-top: 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-800);
  border-top: 1px solid var(--gray-200);
  padding-top: 16px;
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  text-decoration: none;
  margin-top: 24px;
  transition: gap 0.3s;
}

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

/* 12. About */
.about-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

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

.about-metric {
  background-color: var(--gray-50);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: all 0.4s;
}

.about-metric:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--primary-100);
}

.metric-number {
  font-family: var(--font-heading);
  font-size: 40px;
  font-weight: 800;
  color: var(--primary);
  margin-bottom: 8px;
  display: block;
}

.metric-label {
  font-size: 14px;
  color: var(--gray-500);
  font-weight: 500;
}

.about-content .about-label {
  /* same as section-label */
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-heading);
  margin-bottom: 16px;
  display: inline-block;
}

.about-title {
  /* h2 style */
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
  font-family: var(--font-heading);
  line-height: 1.2;
}

.about-text {
  font-size: 16px;
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: 32px;
}

.about-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.about-feature {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-700);
}

.about-feature-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background-color: var(--primary-50);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}

/* 13. Process */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
}

.process-step {
  text-align: center;
  position: relative;
  padding: 40px 20px;
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 20px;
  margin: 0 auto 24px;
  position: relative;
  z-index: 2;
}

.step-icon {
  font-size: 32px;
  margin-bottom: 16px;
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  font-family: var(--font-heading);
}

.step-description {
  font-size: 14px;
  color: var(--gray-700);
  line-height: 1.7;
}

/* 14. Portfolio */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.portfolio-card {
  background-color: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all 0.4s var(--ease-out);
  height: 100%;
}

.portfolio-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary-100);
  box-shadow: var(--shadow-xl);
}

.portfolio-banner {
  height: 160px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
}

.portfolio-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(8px);
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  border: 1px solid var(--primary-100);
}

.portfolio-info {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-tag {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-bottom: 8px;
}

.portfolio-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 12px;
  line-height: 1.3;
}

.portfolio-desc {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.6;
  margin-bottom: 20px;
  flex-grow: 1;
}

.portfolio-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 20px;
}

.portfolio-stack span {
  font-size: 11px;
  font-weight: 500;
  background-color: var(--gray-200);
  color: var(--gray-700);
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-300);
}

.portfolio-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.3s;
}

.portfolio-link.disabled {
  color: var(--gray-500);
  cursor: not-allowed;
  opacity: 0.7;
}

.portfolio-link:not(.disabled):hover {
  gap: 10px;
}

.portfolio-note {
  text-align: center;
  font-size: 14px;
  color: var(--gray-500);
  margin-top: 40px;
}

.portfolio-note a {
  color: var(--primary);
  text-decoration: underline;
}

/* 15. Pilot Section */
.pilot-container {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}

.pilot-content .section-title {
  margin-bottom: 24px;
}

.pilot-text {
  font-size: 18px;
  line-height: 1.8;
  color: var(--gray-700);
  margin-bottom: 24px;
}

.pilot-text-small {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.6;
}

.pilot-card {
  background-color: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-xl);
  padding: 40px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.pilot-card::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-xl);
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.2;
}

.pilot-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 24px;
  font-family: var(--font-heading);
}

.pilot-benefits {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.pilot-benefit {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 15px;
  color: var(--gray-700);
  font-weight: 500;
  line-height: 1.4;
}

.pilot-benefit-icon {
  color: var(--primary);
  font-weight: bold;
}

.pilot-cta {
  width: 100%;
  justify-content: center;
}

/* 17. Technologies */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
}

.tech-item {
  background-color: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  padding: 24px 16px;
  text-align: center;
  transition: all 0.3s;
  cursor: default;
}

.tech-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--primary-100);
}

.tech-icon {
  font-size: 32px;
  margin-bottom: 12px;
  display: block;
}

.tech-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--gray-600);
  font-family: var(--font-heading);
}

/* 18. CTA Section */
.cta-section {
  background-color: var(--gray-50);
  padding: 120px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-50) 0%, transparent 70%);
  z-index: 0;
  opacity: 0.7;
}

.cta-content {
  position: relative;
  z-index: 2;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: clamp(32px, 4vw, 48px);
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
  line-height: 1.15;
}

.cta-description {
  font-size: 18px;
  color: var(--gray-500);
  line-height: 1.7;
  margin-bottom: 40px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* 19. Contact */
.contact-container {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 80px;
  align-items: start;
}

.contact-info .contact-label {
  /* same as section-label */
  text-transform: uppercase;
  font-size: 13px;
  letter-spacing: 3px;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-heading);
  margin-bottom: 16px;
  display: inline-block;
}

.contact-info .contact-title {
  /* h2 style */
  font-size: clamp(32px, 4vw, 48px);
  letter-spacing: -0.01em;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 20px;
  font-family: var(--font-heading);
  line-height: 1.2;
}

.contact-info .contact-text {
  font-size: 16px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 40px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-detail-card {
  display: flex;
  align-items: center;
  gap: 20px;
  background-color: var(--gray-100);
  border: 1px solid var(--gray-200);
  padding: 20px 24px;
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

.contact-detail-card:hover {
  border-color: var(--primary-100);
  background-color: var(--gray-200);
  transform: translateX(4px);
}

.contact-detail-icon-wrap {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}

.contact-detail-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.contact-detail-lbl {
  font-size: 11px;
  font-weight: 700;
  color: var(--primary);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.contact-detail-val {
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-900);
}

/* Calendly Call Card */
.contact-calendly-card {
  margin-top: 12px;
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.03) 0%, rgba(176, 38, 255, 0.03) 100%);
  border: 1px dashed rgba(0, 229, 255, 0.3);
  padding: 24px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  transition: all 0.3s ease;
}

.contact-calendly-card:hover {
  border-style: solid;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.calendly-card-header {
  display: flex;
  align-items: center;
  gap: 16px;
}

.calendly-icon {
  font-size: 32px;
}

.calendly-header-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.calendly-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  font-family: var(--font-heading);
}

.calendly-subtitle {
  font-size: 13.5px;
  color: var(--gray-600);
}

.calendly-btn {
  padding: 10px 20px;
  font-size: 13.5px;
  flex-shrink: 0;
}

/* Contact Tabs */
.contact-card-wrap {
  background-color: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-2xl);
  padding: 40px;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
}

.contact-card-wrap::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-2xl);
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.15;
}

.contact-tabs {
  display: flex;
  gap: 12px;
  border-bottom: 1px solid var(--gray-200);
  padding-bottom: 20px;
  margin-bottom: 30px;
}

.contact-tab-btn {
  background: transparent;
  border: 1px solid var(--gray-200);
  color: var(--gray-600);
  padding: 10px 20px;
  border-radius: var(--radius-full);
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-heading);
  cursor: pointer;
  transition: all 0.3s ease;
}

.contact-tab-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.contact-tab-btn.active {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: transparent;
  box-shadow: var(--shadow-sm);
}

.contact-tab-content {
  display: none;
}

.contact-tab-content.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Booking View */
.calendly-booking-view {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.booking-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  font-family: var(--font-heading);
}

.booking-description {
  font-size: 14.5px;
  color: var(--gray-700);
  line-height: 1.7;
}

.booking-action-card {
  background: linear-gradient(135deg, rgba(0, 229, 255, 0.03) 0%, rgba(176, 38, 255, 0.03) 100%);
  border: 1px dashed rgba(0, 229, 255, 0.3);
  padding: 24px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 10px;
  transition: all 0.3s ease;
}

.booking-action-card:hover {
  border-style: solid;
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.booking-action-icon {
  font-size: 32px;
}

.booking-action-text {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-900);
}

.booking-btn {
  padding: 10px 20px;
  font-size: 13.5px;
  flex-shrink: 0;
}

.contact-form {
  background-color: var(--gray-100);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-2xl);
  padding: 48px;
  box-shadow: var(--shadow-card);
  position: relative;
}

.contact-form::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: var(--radius-2xl);
  background: var(--gradient-primary);
  z-index: -1;
  opacity: 0.15;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 10px;
  font-family: var(--font-heading);
  letter-spacing: 0.5px;
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-lg);
  font-size: 15px;
  color: var(--gray-900);
  background-color: rgba(255, 255, 255, 0.02);
  transition: all 0.3s ease;
  outline: none;
}

.form-input::placeholder, .form-textarea::placeholder {
  color: var(--gray-500);
}

.form-input:hover, .form-select:hover, .form-textarea:hover {
  border-color: var(--gray-400);
  background-color: rgba(255, 255, 255, 0.04);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary);
  background-color: rgba(255, 255, 255, 0.05);
  box-shadow: 0 0 15px rgba(0, 229, 255, 0.15);
}

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

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

.form-submit {
  width: 100%;
  padding: 16px;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  border-radius: var(--radius-lg);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 16px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: var(--shadow-md);
}

.form-submit:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-2px);
  background: var(--gradient-purple);
}

@media (max-width: 576px) {
  .contact-calendly-card {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }
  .calendly-card-header {
    flex-direction: column;
    text-align: center;
  }
}

/* 20. Footer */
.footer {
  background-color: var(--white);
  color: var(--gray-600);
  padding-top: 80px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand .footer-logo {
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  color: var(--gray-900);
  margin-bottom: 16px;
  display: block;
}

.footer-brand .footer-logo-highlight {
  color: var(--primary-light);
}

.footer-brand .footer-tagline {
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: 24px;
  max-width: 280px;
}

.footer-socials {
  display: flex;
  gap: 12px;
}

.footer-social {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background-color: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-700);
  text-decoration: none;
  transition: all 0.3s;
  font-size: 18px;
}

.footer-social:hover {
  background-color: var(--primary);
  color: var(--white);
}

.footer-column .footer-heading {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--gray-900);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 24px;
}

.footer-column .footer-link {
  display: block;
  font-size: 14px;
  color: var(--gray-700);
  text-decoration: none;
  margin-bottom: 14px;
  transition: color 0.3s;
}

.footer-link:hover {
  color: var(--gray-900);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}

.footer-copyright {
  font-size: 13px;
  color: var(--gray-700);
}

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

.footer-legal a {
  font-size: 13px;
  color: var(--gray-700);
  text-decoration: none;
  transition: color 0.3s;
}

.footer-legal a:hover {
  color: var(--gray-900);
}

/* 21. Scroll Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s var(--ease-out);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.8s var(--ease-out);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: all 0.8s var(--ease-out);
}

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

[data-delay='1'] { transition-delay: 0.1s; }
[data-delay='2'] { transition-delay: 0.2s; }
[data-delay='3'] { transition-delay: 0.3s; }
[data-delay='4'] { transition-delay: 0.4s; }
[data-delay='5'] { transition-delay: 0.5s; }
[data-delay='6'] { transition-delay: 0.6s; }

/* 22. Keyframes */
@keyframes preloaderBar {
  0% { width: 0; }
  50% { width: 70%; }
  100% { width: 100%; }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

@keyframes float-delayed {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-15px); }
}

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

@keyframes pulse {
  0%, 100% { opacity: 0.4; }
  50% { opacity: 0.7; }
}

@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes spin-slow {
  0% { transform: rotate(0); }
  100% { transform: rotate(360deg); }
}

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

@keyframes slideDown {
  from { transform: translateY(-10px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

/* 23. Responsive */
@media (min-width: 993px) {
  .process-step:not(:last-child)::after {
    content: '';
    position: absolute;
    top: 68px;
    left: calc(50% + 40px);
    width: calc(100% - 80px);
    height: 2px;
    background-color: var(--gray-200);
    z-index: 1;
  }
}

@media (max-width: 1200px) {
  .hero-container { gap: 40px; }
  .footer-top { grid-template-columns: 2fr 1fr 1fr 1fr; }
}

@media (max-width: 992px) {
  .section { padding: 80px 0; }
  .hero-container { grid-template-columns: 1fr; text-align: center; }
  .hero-description, .hero-ctas, .hero-stats { margin: 0 auto 40px auto; justify-content: center; }
  .hero-ctas { margin-bottom: 48px; }
  .hero-visual { max-width: 500px; margin: 0 auto; }
  .services-grid { grid-template-columns: 1fr 1fr; }
  .about-container { grid-template-columns: 1fr; gap: 48px; }
  .about-metrics { order: -1; }
  .process-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .portfolio-grid { grid-template-columns: 1fr 1fr; }
  .pilot-container { grid-template-columns: 1fr; gap: 48px; }
  .tech-grid { grid-template-columns: repeat(4, 1fr); }
  .contact-container { grid-template-columns: 1fr; gap: 48px; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  
  .nav-links, .nav-cta { display: none; }
  .mobile-toggle { display: flex; }
  
  .mobile-menu.active {
    display: flex;
    position: fixed;
    top: 80px; /* Approx header height */
    left: 0;
    right: 0;
    background-color: var(--white);
    flex-direction: column;
    padding: 24px;
    box-shadow: var(--shadow-lg);
    animation: slideDown 0.3s ease;
  }
  .mobile-link {
    padding: 12px 0;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    color: var(--gray-800);
    border-bottom: 1px solid var(--gray-100);
  }
  
  .form-row { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .section-header { margin-bottom: 48px; }
  .services-grid { grid-template-columns: 1fr; }
  .process-grid { grid-template-columns: 1fr; }
  .portfolio-grid { grid-template-columns: 1fr; }
  .pilot-container { gap: 32px; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); }
  .hero-stats { flex-direction: column; gap: 16px; align-items: center; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 16px; text-align: center; }
}

@media (max-width: 576px) {
  .section { padding: 48px 0; }
  .container { padding: 0 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-badge { font-size: 12px; }
  .btn { padding: 12px 24px; font-size: 14px; }
}

/* 21. Google Authentication Integration */
.auth-container {
  margin-bottom: 24px;
  padding: 24px;
  border-radius: var(--radius-xl);
  background: rgba(255, 255, 255, 0.02);
  border: 1px dashed rgba(255, 255, 255, 0.1);
  text-align: center;
  transition: all 0.3s ease;
}

.auth-container.verified {
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.02);
  border-style: solid;
  box-shadow: 0 0 15px rgba(16, 185, 129, 0.05);
}

.form-fields-container {
  transition: all 0.4s var(--ease-out);
}

.form-fields-container.locked {
  opacity: 0.2;
  pointer-events: none;
  filter: blur(1.5px);
}

/* Fix invisible options in select dropdown */
.form-select option {
  background-color: #141414; /* Dark gray background matching website theme */
  color: #FFFFFF; /* High contrast white text */
}