/* ============================================
   CODEX - Premium AI Startup Design System
   ============================================ */

/* === CSS Variables - Dark Mode (Default) === */
:root {
  /* Theme Colors */
  --bg-primary: #111111;
  --bg-secondary: #0a0a0a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --bg-card-hover: rgba(255, 255, 255, 0.08);
  --bg-navbar: rgba(17, 17, 17, 0.8);
  --text-primary: #FFFFFF;
  --text-secondary: #a3a3a3;
  --text-muted: #737373;
  --border-color: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);

  /* Static Colors */
  --white: #FFFFFF;
  --charcoal: #111111;
  --dark: #0a0a0a;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  /* Accent Colors */
  --cyan: #22D3EE;
  --cyan-glow: rgba(34, 211, 238, 0.4);
  --gold: #FFD700;
  --gold-glow: rgba(255, 215, 0, 0.4);

  /* Gradients */
  --gradient-cyan-gold: linear-gradient(135deg, var(--cyan), var(--gold));
  --gradient-dark: linear-gradient(180deg, var(--charcoal) 0%, var(--dark) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;
  --space-3xl: 8rem;

  /* Borders & Shadows */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 30px;
  --radius-full: 9999px;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.2);
  --shadow-glow-cyan: 0 0 30px var(--cyan-glow);
  --shadow-glow-gold: 0 0 30px var(--gold-glow);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;
  --transition-slower: 0.8s ease;
}

/* === Light Mode === */
[data-theme="light"] {
  --bg-primary: #f8f9fa;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.7);
  --bg-card-hover: rgba(255, 255, 255, 0.9);
  --bg-navbar: rgba(255, 255, 255, 0.25);
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a6a;
  --text-muted: #6b6b8a;
  --border-color: rgba(255, 255, 255, 0.4);
  --border-hover: rgba(255, 255, 255, 0.6);
  --charcoal: #f8f9fa;
  --dark: #ffffff;
  --cyan: #0d9488;
  --cyan-glow: rgba(13, 148, 136, 0.4);
  --gold: #b45309;
  --gold-glow: rgba(180, 83, 9, 0.4);
  --gradient-cyan-gold: linear-gradient(135deg, #0d9488, #b45309);
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background-color 0.3s ease, color 0.3s ease;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

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

ul,
ol {
  list-style: none;
}

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

/* === Typography === */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
}

h2 {
  font-size: clamp(2rem, 4vw, 3.5rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  font-size: 1rem;
  color: var(--gray-400);
}

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

.text-glow {
  text-shadow: 0 0 20px var(--cyan-glow);
}

/* === Layout === */
.container {
  width: 100%;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--space-lg);
}

.section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}

.section-header h2 {
  margin-bottom: var(--space-md);
}

.section-header p {
  max-width: 600px;
  margin: 0 auto;
}

/* === Liquid Glass Effect === */
.glass,
.liquid-glass {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-lg);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.05);
}

.glass-dark {
  background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 100%);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .glass,
[data-theme="light"] .liquid-glass {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.6) 100%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.8),
    inset 0 -1px 0 rgba(0, 0, 0, 0.02);
}

/* === Navbar (Liquid Glass) === */
.navbar {
  position: fixed;
  top: 12px;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 24px);
  max-width: 1100px;
  z-index: 1000;
  padding: 0.6rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.7) 0%, rgba(17, 17, 17, 0.5) 100%);
  backdrop-filter: blur(24px) saturate(180%);
  -webkit-backdrop-filter: blur(24px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-xl);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.2),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  transition: var(--transition-base);
  animation: slideDown 0.8s ease forwards;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 700;
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-right: auto;
}

[data-theme="light"] .navbar {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.7) 0%, rgba(255, 255, 255, 0.5) 100%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateX(-50%) translateY(-20px);
  }

  to {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
  }
}

.navbar.scrolled {
  background: linear-gradient(135deg, rgba(17, 17, 17, 0.9) 0%, rgba(17, 17, 17, 0.85) 100%);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .navbar.scrolled {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.9) 100%);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
}

.navbar-logo .logo-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-cyan-gold);
  border-radius: 6px;
  animation: logoPulse 3s ease-in-out infinite;
}

@keyframes logoPulse {

  0%,
  100% {
    box-shadow: 0 0 20px var(--cyan-glow);
  }

  50% {
    box-shadow: 0 0 30px var(--gold-glow);
  }
}

.navbar-logo .logo-text {
  position: relative;
}

.navbar-logo .logo-text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cyan-gold);
  transition: var(--transition-base);
}

.navbar-logo:hover .logo-text::after {
  width: 100%;
}

.navbar-menu {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.navbar-menu a,
.navbar-menu a:link,
.navbar-menu a:visited,
.navbar-menu a:hover,
.navbar-menu a:active,
.navbar-menu a:focus {
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--gray-300);
  position: relative;
  padding: 0.3rem 0;
  white-space: nowrap;
  background: none !important;
  background-color: transparent !important;
  background-image: none !important;
  box-shadow: none !important;
  -webkit-appearance: none !important;
  appearance: none !important;
  outline: none !important;
  border: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

.navbar-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--cyan);
  transition: var(--transition-base);
}

.navbar-menu a:hover {
  color: var(--white);
}

[data-theme="light"] .navbar-menu a,
[data-theme="light"] .navbar-menu a:link,
[data-theme="light"] .navbar-menu a:visited,
[data-theme="light"] .navbar-menu a:active,
[data-theme="light"] .navbar-menu a:focus {
  color: #2d2d44;
  background: none !important;
  background-color: transparent !important;
  background-image: none !important;
  box-shadow: none !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
}

[data-theme="light"] .navbar-menu a:hover {
  color: #0d9488;
  background: none !important;
  background-color: transparent !important;
}

.navbar-menu a:hover::after {
  width: 100%;
}

.navbar-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 10px;
  cursor: pointer;
}

.navbar-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  transition: var(--transition-base);
}

/* === Theme Toggle (Liquid Glass) === */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  border: 1px solid rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-base);
  flex-shrink: 0;
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.theme-toggle:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.1) 100%);
  border-color: var(--cyan);
  transform: scale(1.05);
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  stroke: var(--text-secondary);
  fill: none;
  stroke-width: 2;
}

[data-theme="light"] .theme-toggle {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.6) 100%);
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

[data-theme="light"] .theme-toggle svg {
  stroke: #1a1a2e;
}

.theme-toggle .sun-icon {
  display: none;
}

.theme-toggle .moon-icon {
  display: block;
}

[data-theme="light"] .theme-toggle .sun-icon {
  display: block;
}

[data-theme="light"] .theme-toggle .moon-icon {
  display: none;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.7rem 1.4rem;
  font-weight: 600;
  font-size: 0.85rem;
  border-radius: var(--radius-full);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-cyan-gold);
  color: #111111;
  font-weight: 700;
}

.btn-primary:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-glow-cyan);
}

[data-theme="light"] .btn-primary {
  color: #ffffff;
}

/* Secondary Button (Liquid Glass) */
.btn-secondary {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.15) 0%, rgba(255, 255, 255, 0.1) 100%);
  border-color: var(--cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: scale(1.02);
}

[data-theme="light"] .btn-secondary {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.8) 0%, rgba(255, 255, 255, 0.6) 100%);
  color: #1a1a2e;
  border: 1px solid rgba(255, 255, 255, 0.5);
  box-shadow:
    0 4px 12px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

/* Gold Button (Liquid Glass) */
.btn-gold {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.1) 0%, rgba(255, 215, 0, 0.05) 100%);
  backdrop-filter: blur(12px) saturate(150%);
  -webkit-backdrop-filter: blur(12px) saturate(150%);
  color: var(--gold);
  border: 2px solid var(--gold);
  box-shadow:
    0 4px 12px var(--gold-glow),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
  animation: goldPulse 2s ease-in-out infinite;
}

@keyframes goldPulse {

  0%,
  100% {
    box-shadow: 0 0 10px var(--gold-glow);
  }

  50% {
    box-shadow: 0 0 25px var(--gold-glow);
  }
}

.btn-gold:hover {
  background: var(--gold);
  color: #111111;
  transform: scale(1.05);
}

[data-theme="light"] .btn-gold {
  background: linear-gradient(135deg, rgba(180, 83, 9, 0.1) 0%, rgba(180, 83, 9, 0.05) 100%);
}

/* Ripple Effect */
.btn .ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.4);
  transform: scale(0);
  animation: ripple 0.6s linear;
  pointer-events: none;
}

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

/* === Hero Section === */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 70px;
}

.hero-video-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: -2;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg,
      rgba(17, 17, 17, 0.7) 0%,
      rgba(17, 17, 17, 0.5) 50%,
      rgba(17, 17, 17, 0.9) 100%);
  z-index: -1;
}

[data-theme="light"] .hero-overlay {
  background: linear-gradient(180deg,
      rgba(255, 255, 255, 0.85) 0%,
      rgba(255, 255, 255, 0.7) 50%,
      rgba(255, 255, 255, 0.95) 100%);
}

.hero-content {
  text-align: center;
  max-width: 850px;
  padding: 1.5rem;
  z-index: 1;
}

.hero-title {
  margin-bottom: var(--space-lg);
  opacity: 0;
  animation: fadeInUp 1s ease 0.5s forwards;
}

.hero-title .typewriter {
  display: inline;
}

.hero-subtitle {
  font-size: clamp(0.9rem, 1.8vw, 1.1rem);
  color: var(--gray-300);
  max-width: 650px;
  margin: 0 auto var(--space-lg);
  opacity: 0;
  animation: fadeInUp 1s ease 0.8s forwards;
}

[data-theme="light"] .hero-subtitle {
  color: #4a4a6a;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeInUp 1s ease 1.1s forwards;
}

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

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Floating Particles */
.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 4px;
  height: 4px;
  background: var(--cyan);
  border-radius: 50%;
  opacity: 0.5;
  animation: float 15s infinite ease-in-out;
}

@keyframes float {

  0%,
  100% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }

  10% {
    opacity: 0.5;
  }

  90% {
    opacity: 0.5;
  }

  100% {
    transform: translateY(-10vh) scale(1);
    opacity: 0;
  }
}

/* === Services Section (Liquid Glass) === */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-lg);
}

.service-card {
  padding: var(--space-xl);
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-cyan-gold);
  transform: scaleX(0);
  transition: var(--transition-base);
}

.service-card:hover {
  transform: translateY(-8px);
  border-color: rgba(34, 211, 238, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2), 0 0 30px var(--cyan-glow);
}

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

[data-theme="light"] .service-card {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 100%);
  border: 1px solid rgba(255, 255, 255, 0.6);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

[data-theme="light"] .service-card:hover {
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12), 0 0 20px var(--cyan-glow);
}

/* Service Icon (Liquid Glass) */
.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(34, 211, 238, 0.15) 0%, rgba(34, 211, 238, 0.08) 100%);
  backdrop-filter: blur(8px) saturate(150%);
  -webkit-backdrop-filter: blur(8px) saturate(150%);
  border: 1px solid rgba(34, 211, 238, 0.2);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-lg);
  color: var(--cyan);
  box-shadow:
    0 4px 16px rgba(34, 211, 238, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

[data-theme="light"] .service-icon {
  background: linear-gradient(135deg, rgba(13, 148, 136, 0.15) 0%, rgba(13, 148, 136, 0.08) 100%);
  border: 1px solid rgba(13, 148, 136, 0.25);
}

.service-icon svg {
  width: 28px;
  height: 28px;
  stroke: currentColor;
  stroke-width: 1.5;
  fill: none;
}

.service-card h3 {
  margin-bottom: var(--space-sm);
  font-size: 1.2rem;
  color: var(--text-primary);
}

[data-theme="light"] .service-card h3 {
  color: #1a1a2e;
}

.service-card p {
  font-size: 0.9rem;
  margin-bottom: var(--space-md);
}

[data-theme="light"] .service-card p {
  color: #4a4a6a;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xs);
}

.service-tag {
  font-size: 0.75rem;
  padding: 4px 10px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-full);
  color: var(--gray-400);
}

/* === Tech Slider === */
.tech-slider-wrapper {
  overflow: hidden;
  padding: var(--space-xl) 0;
  position: relative;
}

.tech-slider-wrapper::before,
.tech-slider-wrapper::after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  width: 100px;
  z-index: 2;
  pointer-events: none;
}

.tech-slider-wrapper::before {
  left: 0;
  background: linear-gradient(90deg, var(--charcoal), transparent);
}

.tech-slider-wrapper::after {
  right: 0;
  background: linear-gradient(270deg, var(--charcoal), transparent);
}

.tech-slider {
  display: flex;
  gap: var(--space-xl);
  animation: scroll 30s linear infinite;
}

.tech-slider:hover {
  animation-play-state: paused;
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}

.tech-item {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md) var(--space-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  transition: var(--transition-base);
  min-width: 140px;
}

.tech-item:hover {
  border-color: var(--cyan);
  box-shadow: var(--shadow-glow-cyan);
  transform: scale(1.05);
  background: rgba(34, 211, 238, 0.1);
}

.tech-item img {
  height: 40px;
  width: auto;
  filter: grayscale(100%) brightness(1.5);
  transition: var(--transition-base);
}

.tech-item:hover img {
  filter: grayscale(0%) brightness(1);
}

.tech-item span {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--gray-400);
}

.tech-item:hover span {
  color: var(--white);
}

/* Light Mode Tech Items */
[data-theme="light"] .tech-item {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tech-item span {
  color: #2d2d44;
}

[data-theme="light"] .tech-item:hover {
  background: rgba(13, 148, 136, 0.1);
  border-color: var(--cyan);
}

[data-theme="light"] .tech-item:hover span {
  color: #0d9488;
}

/* === Dashboard Section === */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
}

.dashboard-card {
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
}

.dashboard-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-lg);
}

.dashboard-card-header h4 {
  font-size: 0.9rem;
  color: var(--gray-400);
  font-weight: 500;
}

.dashboard-card-header .status {
  width: 10px;
  height: 10px;
  background: var(--cyan);
  border-radius: 50%;
  animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {

  0%,
  100% {
    opacity: 1;
    box-shadow: 0 0 10px var(--cyan);
  }

  50% {
    opacity: 0.5;
    box-shadow: 0 0 5px var(--cyan);
  }
}

.stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--gray-500);
}

.mini-chart {
  height: 60px;
  display: flex;
  align-items: flex-end;
  gap: 4px;
  margin-top: var(--space-lg);
}

.mini-chart .bar {
  flex: 1;
  background: var(--gradient-cyan-gold);
  border-radius: 2px;
  transition: var(--transition-base);
  opacity: 0.7;
}

.mini-chart .bar:hover {
  opacity: 1;
  transform: scaleY(1.1);
}

/* === Contact Section === */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}

.contact-info h2 {
  margin-bottom: var(--space-md);
}

.contact-info p {
  margin-bottom: var(--space-lg);
}

.contact-form {
  padding: var(--space-xl);
  background: rgba(255, 255, 255, 0.03);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
}

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-md);
  padding-top: var(--space-lg);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--white);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-base);
  outline: none;
}

.form-group select {
  width: 100%;
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  color: var(--white);
  font-family: inherit;
  font-size: 1rem;
  transition: var(--transition-base);
  outline: none;
}

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

.form-group label {
  position: absolute;
  left: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray-500);
  font-size: 0.9rem;
  pointer-events: none;
  transition: var(--transition-base);
}

.form-group textarea~label {
  top: var(--space-lg);
  transform: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 20px rgba(34, 211, 238, 0.2);
}

.form-group input:focus~label,
.form-group input:not(:placeholder-shown)~label,
.form-group textarea:focus~label,
.form-group textarea:not(:placeholder-shown)~label {
  top: 8px;
  font-size: 0.75rem;
  color: var(--cyan);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23888' viewBox='0 0 16 16'%3E%3Cpath d='M8 11L3 6h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-group select option {
  background: #1a1a1a;
  color: #ffffff;
  padding: 0.5rem;
}

[data-theme="light"] .form-group select option {
  background: #ffffff;
  color: #1a1a2e;
}

/* === Chatbot === */
.chatbot-widget {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 1000;
}

.chatbot-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-cyan-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(34, 211, 238, 0.4);
  transition: var(--transition-base);
  animation: chatPulse 3s ease-in-out infinite;
}

@keyframes chatPulse {

  0%,
  100% {
    box-shadow: 0 4px 20px rgba(34, 211, 238, 0.4);
  }

  50% {
    box-shadow: 0 4px 30px rgba(34, 211, 238, 0.6);
  }
}

.chatbot-toggle:hover {
  transform: scale(1.1);
}

.chatbot-toggle svg {
  width: 28px;
  height: 28px;
  fill: var(--charcoal);
}

.chatbot-window {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 380px;
  height: 500px;
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: var(--transition-base);
}

.chatbot-window.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.chatbot-header {
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chatbot-header h4 {
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.chatbot-header .online-dot {
  width: 8px;
  height: 8px;
  background: #22c55e;
  border-radius: 50%;
  animation: statusPulse 2s ease-in-out infinite;
}

.chatbot-messages {
  flex: 1;
  padding: var(--space-md);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.chat-message {
  max-width: 80%;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  line-height: 1.5;
}

.chat-message.bot {
  background: rgba(255, 255, 255, 0.08);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-message.user {
  background: var(--cyan);
  color: var(--charcoal);
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.typing-indicator {
  display: flex;
  gap: 4px;
  padding: var(--space-sm) var(--space-md);
}

.typing-indicator span {
  width: 8px;
  height: 8px;
  background: var(--gray-500);
  border-radius: 50%;
  animation: typing 1.4s infinite ease-in-out;
}

.typing-indicator span:nth-child(2) {
  animation-delay: 0.2s;
}

.typing-indicator span:nth-child(3) {
  animation-delay: 0.4s;
}

@keyframes typing {

  0%,
  60%,
  100% {
    transform: translateY(0);
  }

  30% {
    transform: translateY(-8px);
  }
}

.chatbot-input {
  padding: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  gap: var(--space-sm);
}

.chatbot-input input {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  color: var(--white);
  font-size: 0.9rem;
  outline: none;
}

.chatbot-input input:focus {
  border-color: var(--cyan);
}

.chatbot-input button {
  padding: var(--space-sm) var(--space-md);
  background: var(--cyan);
  color: var(--charcoal);
  border-radius: var(--radius-full);
  font-weight: 600;
  transition: var(--transition-base);
}

.chatbot-input button:hover {
  background: var(--gold);
}

/* === Footer === */
.footer {
  padding: var(--space-xl) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
}

.footer-logo {
  font-size: 1.5rem;
  font-weight: 700;
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
}

.footer-links a {
  color: var(--gray-500);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--cyan);
}

.footer-copy {
  color: var(--gray-600);
  font-size: 0.85rem;
}

/* === Scroll Animations === */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* === Responsive === */
@media (max-width: 1024px) {
  .contact-wrapper {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .navbar-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: var(--space-md);
    padding: var(--space-lg);
    background: rgba(17, 17, 17, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    flex-direction: column;
    gap: var(--space-md);
  }

  .navbar-menu.active {
    display: flex;
  }

  .navbar-toggle {
    display: flex;
  }

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .chatbot-window {
    width: calc(100vw - 60px);
    right: -15px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-md);
  }

  .navbar {
    width: calc(100% - 20px);
    padding: var(--space-sm) var(--space-md);
  }

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

/* === Utility Classes === */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.text-left {
  text-align: left;
}

.text-right {
  text-align: right;
}

.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);
}

/* === Light Mode Overrides === */
[data-theme="light"] body {
  background: #f0f2f5;
  color: #1a1a2e;
}

[data-theme="light"] p {
  color: #4a4a6a;
}

[data-theme="light"] h1,
[data-theme="light"] h2,
[data-theme="light"] h3,
[data-theme="light"] h4 {
  color: #1a1a2e;
}

[data-theme="light"] .service-card,
[data-theme="light"] .dashboard-card,
[data-theme="light"] .contact-form,
[data-theme="light"] .glass {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .service-card:hover {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.1), 0 0 20px var(--cyan-glow);
  border-color: var(--cyan);
}

[data-theme="light"] .dashboard-card {
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .tech-slider-wrapper::before {
  background: linear-gradient(90deg, #f0f2f5, transparent);
}

[data-theme="light"] .tech-slider-wrapper::after {
  background: linear-gradient(270deg, #f0f2f5, transparent);
}

[data-theme="light"] .form-group input,
[data-theme="light"] .form-group select,
[data-theme="light"] .form-group textarea {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="light"] .form-group label {
  color: var(--text-muted);
}

[data-theme="light"] .service-tag {
  background: rgba(0, 0, 0, 0.05);
  color: var(--text-secondary);
}

[data-theme="light"] .stat-label {
  color: var(--text-muted);
}

[data-theme="light"] .footer {
  border-color: var(--border-color);
}

[data-theme="light"] .footer-links a {
  color: var(--text-secondary);
}

[data-theme="light"] .footer-copy {
  color: var(--text-muted);
}

[data-theme="light"] .chatbot-window {
  background: rgba(255, 255, 255, 0.95);
  border-color: var(--border-color);
}

[data-theme="light"] .chatbot-header {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-theme="light"] .chatbot-header h4 {
  color: var(--text-primary);
}

[data-theme="light"] .chat-message.bot {
  background: var(--bg-card);
  color: var(--text-primary);
}

[data-theme="light"] .chatbot-input {
  border-color: var(--border-color);
}

[data-theme="light"] .chatbot-input input {
  background: var(--bg-card);
  border-color: var(--border-color);
  color: var(--text-primary);
}

[data-theme="light"] .btn-secondary {
  color: var(--text-primary);
  border-color: var(--border-color);
}

[data-theme="light"] .navbar-menu {
  background: transparent;
  background-color: transparent;
  border-color: transparent;
}

[data-theme="light"] .preloader {
  background: var(--bg-primary);
}

[data-theme="light"] .preloader-bar {
  background: rgba(0, 0, 0, 0.1);
}

/* Mobile Light Mode */
@media (max-width: 768px) {
  [data-theme="light"] .navbar-menu {
    background: rgba(255, 255, 255, 0.98);
  }
}