/* Modern Portfolio CSS - Enhanced with Visual Appeal and Smooth Animations */

/* CSS Variables */
:root {
  /* Colors */
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --secondary: #10b981;
  --accent: #f59e0b;
  --success: #22c55e;
  --warning: #f59e0b;
  --danger: #ef4444;

  /* Enhanced Backgrounds */
  --bg-primary: #0a0f1c;
  --bg-secondary: #1a1f2e;
  --bg-tertiary: #2a2f3e;
  --bg-card: rgba(26, 31, 46, 0.8);
  --bg-card-hover: rgba(42, 47, 62, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.05);
  --bg-glass-hover: rgba(255, 255, 255, 0.1);

  /* Text Colors */
  --text-primary: #f8fafc;
  --text-secondary: #cbd5e1;
  --text-muted: #64748b;
  --text-accent: var(--primary);

  /* Borders */
  --border-color: rgba(255, 255, 255, 0.1);
  --border-light: rgba(255, 255, 255, 0.15);

  /* Enhanced Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.2), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
  --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
  --shadow-glow-hover: 0 0 30px rgba(99, 102, 241, 0.5);

  /* Typography */
  --font-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-display: "Space Grotesk", "Inter", sans-serif;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;

  /* Enhanced Transitions */
  --transition-fast: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 600ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: 500ms cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

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

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  position: relative;
}

/* Enhanced Animated Background */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
  animation: backgroundShift 20s ease-in-out infinite;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, transparent 0%, rgba(99, 102, 241, 0.05) 50%, transparent 100%);
  animation: gradientShift 15s ease-in-out infinite alternate;
  z-index: -1;
}

@keyframes backgroundShift {
  0%,
  100% {
    transform: scale(1) rotate(0deg);
    opacity: 1;
  }
  33% {
    transform: scale(1.1) rotate(1deg);
    opacity: 0.8;
  }
  66% {
    transform: scale(0.9) rotate(-1deg);
    opacity: 0.9;
  }
}

@keyframes gradientShift {
  0% {
    background: linear-gradient(135deg, transparent 0%, rgba(99, 102, 241, 0.05) 50%, transparent 100%);
  }
  50% {
    background: linear-gradient(225deg, transparent 0%, rgba(16, 185, 129, 0.05) 50%, transparent 100%);
  }
  100% {
    background: linear-gradient(315deg, transparent 0%, rgba(245, 158, 11, 0.05) 50%, transparent 100%);
  }
}

/* Floating Geometric Elements */
.floating-elements {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}

.floating-element {
  position: absolute;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 50%;
  animation: float 20s infinite linear;
}

.floating-element:nth-child(1) {
  width: 80px;
  height: 80px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 25s;
}

.floating-element:nth-child(2) {
  width: 60px;
  height: 60px;
  top: 70%;
  right: 10%;
  animation-delay: 5s;
  animation-duration: 30s;
  background: rgba(16, 185, 129, 0.1);
}

.floating-element:nth-child(3) {
  width: 40px;
  height: 40px;
  top: 40%;
  left: 80%;
  animation-delay: 10s;
  animation-duration: 35s;
  background: rgba(245, 158, 11, 0.1);
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  33% {
    transform: translateY(-30px) rotate(120deg);
  }
  66% {
    transform: translateY(30px) rotate(240deg);
  }
}

/* Selection */
::selection {
  background: rgba(99, 102, 241, 0.3);
  color: var(--text-primary);
}

/* Enhanced Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(180deg, var(--primary), var(--primary-dark));
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, var(--primary-light), var(--primary));
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
}

/* Enhanced Scroll-based Animations */
.fade-in-up {
  opacity: 0;
  transform: translateY(80px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.fade-in-left {
  opacity: 0;
  transform: translateX(-80px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.fade-in-right {
  opacity: 0;
  transform: translateX(80px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

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

.scale-in {
  opacity: 0;
  transform: scale(0.8) rotate(-5deg);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
}

.scale-in.visible {
  opacity: 1;
  transform: scale(1) rotate(0deg);
}

/* Enhanced Navigation - More Subtle */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-4) 0;
  background: rgba(10, 15, 28, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(30px);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  border-bottom-color: rgba(99, 102, 241, 0.2);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.brand-logo {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: white;
  font-family: var(--font-display);
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
  transition: var(--transition-normal);
  transform: perspective(1000px) rotateX(0deg);
}

.brand-logo:hover {
  transform: perspective(1000px) rotateX(-10deg) rotateY(10deg) scale(1.05);
  box-shadow: 0 8px 25px rgba(99, 102, 241, 0.4);
}

.brand-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  font-family: var(--font-display);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-8);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  position: relative;
  transform: perspective(1000px) rotateX(0deg);
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transition: var(--transition-normal);
  transform: translateX(-50%);
  border-radius: var(--radius-full);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 80%;
}

.nav-link:hover,
.nav-link.active {
  color: var(--primary);
  background: rgba(99, 102, 241, 0.1);
  transform: perspective(1000px) rotateX(-5deg) translateY(-2px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle .bar {
  width: 25px;
  height: 2px;
  background: var(--primary);
  transition: var(--transition-normal);
  border-radius: var(--radius-full);
}

/* Enhanced Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: var(--space-24) 0 var(--space-16);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.1) 0%, transparent 70%);
  transform: translate(-50%, -50%);
  animation: heroGlow 8s ease-in-out infinite alternate;
}

@keyframes heroGlow {
  0% {
    transform: translate(-50%, -50%) scale(1);
    opacity: 0.5;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.2);
    opacity: 0.8;
  }
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-left {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--secondary);
  margin-bottom: var(--space-6);
  transition: var(--transition-normal);
}

.hero-badge:hover {
  background: var(--bg-glass-hover);
  transform: scale(1.05);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
  box-shadow: 0 0 10px var(--secondary);
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.7;
    transform: scale(1.2);
  }
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.highlight {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.highlight::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  animation: underlineGlow 3s ease-in-out infinite alternate;
}

@keyframes underlineGlow {
  0% {
    box-shadow: 0 0 5px var(--primary);
  }
  100% {
    box-shadow: 0 0 20px var(--primary);
  }
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
  font-weight: 500;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.hero-stats {
  display: flex;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

.stat-item {
  text-align: center;
  padding: var(--space-4);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.stat-item:hover {
  transform: perspective(1000px) rotateX(-10deg) rotateY(5deg) translateY(-10px) scale(1.05);
  background: var(--bg-glass-hover);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-family: var(--font-display);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-top: var(--space-1);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.hero-social {
  display: flex;
  gap: var(--space-4);
}

.social-link {
  width: 44px;
  height: 44px;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.social-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  opacity: 0;
  transition: var(--transition-normal);
}

.social-link:hover::before {
  opacity: 1;
}

.social-link:hover {
  color: white;
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-15deg) rotateY(10deg) translateY(-5px) scale(1.1);
  box-shadow: var(--shadow-glow);
}

.social-link i {
  position: relative;
  z-index: 1;
}

/* Enhanced Hero Right - Image Section */
.hero-right {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-image {
  position: relative;
}

.image-container {
  position: relative;
  width: 350px;
  height: 450px;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  transition: var(--transition-slow);
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.image-container:hover {
  transform: perspective(1000px) rotateX(-5deg) rotateY(10deg) scale(1.05);
  box-shadow: var(--shadow-glow-hover);
}

.profile-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.image-container:hover .profile-img {
  transform: scale(1.1);
}

.image-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.2) 0%, transparent 50%, rgba(16, 185, 129, 0.1) 100%);
  opacity: 0.8;
  transition: var(--transition-normal);
}

.image-container:hover .image-overlay {
  opacity: 0.6;
}

.floating-card {
  position: absolute;
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  box-shadow: var(--shadow-xl);
  animation: floatEnhanced 6s ease-in-out infinite;
  transition: var(--transition-normal);
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg);
  transform-style: preserve-3d;
}

.floating-card:hover {
  transform: perspective(1000px) rotateX(-10deg) rotateY(10deg) scale(1.1);
  box-shadow: var(--shadow-glow);
}

.card-1 {
  top: 20%;
  left: -20%;
  animation-delay: 0s;
}

.card-2 {
  bottom: 20%;
  right: -20%;
  animation-delay: 3s;
}

@keyframes floatEnhanced {
  0%,
  100% {
    transform: translateY(0px) rotate(0deg);
  }
  25% {
    transform: translateY(-15px) rotate(1deg);
  }
  50% {
    transform: translateY(-30px) rotate(0deg);
  }
  75% {
    transform: translateY(-15px) rotate(-1deg);
  }
}

.card-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-glow);
}

.card-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.card-subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* Enhanced Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border: none;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: var(--transition-normal);
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: perspective(1000px) rotateX(-10deg) translateY(-3px) scale(1.05);
  box-shadow: var(--shadow-glow-hover);
}

.btn-secondary {
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  color: var(--primary);
  transform: translateY(-3px) scale(1.05);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* Enhanced Section Styles */
.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  background: linear-gradient(135deg, var(--text-primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* Enhanced About Section */
.about {
  padding: var(--space-24) 0;
  background: var(--bg-secondary);
  position: relative;
}

.about::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 30% 70%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
  animation: sectionGlow 12s ease-in-out infinite alternate;
}

@keyframes sectionGlow {
  0% {
    opacity: 0.5;
    transform: scale(1);
  }
  100% {
    opacity: 0.8;
    transform: scale(1.1);
  }
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.about-text {
  margin-bottom: var(--space-12);
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.about-text p {
  font-size: 1.125rem;
  line-height: 1.7;
  margin-bottom: var(--space-6);
}

.text-large {
  font-size: 1.25rem;
  color: var(--text-primary);
  font-weight: 500;
}

.tech-stack h3 {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
  text-align: center;
  font-family: var(--font-display);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--space-4);
}

.tech-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.tech-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: var(--transition-normal);
}

.tech-item:hover::before {
  left: 100%;
}

.tech-item:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-8deg) rotateY(8deg) translateY(-5px) scale(1.05);
  box-shadow: var(--shadow-glow);
}

.tech-item i {
  font-size: 1.5rem;
  color: var(--primary);
  transition: var(--transition-normal);
}

.tech-item:hover i {
  transform: scale(1.2) rotate(10deg);
}

.tech-item span {
  font-weight: 500;
  color: var(--text-primary);
}

/* Enhanced Skills Section */
.skills {
  padding: var(--space-24) 0;
  position: relative;
}

.skills::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(245, 158, 11, 0.1) 0%, transparent 50%);
  animation: sectionGlow 15s ease-in-out infinite alternate;
}

.skills-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

.skill-category {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.skill-category::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-normal);
}

.skill-category:hover::before {
  opacity: 1;
}

.skill-category:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow-hover);
}

.category-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.category-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.category-icon.expert {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
}

.category-icon.proficient {
  background: linear-gradient(135deg, var(--secondary), #34d399);
}

.category-icon.learning {
  background: linear-gradient(135deg, var(--accent), #fbbf24);
}

.skill-category:hover .category-icon {
  transform: scale(1.1) rotate(10deg);
}

.category-info {
  flex: 1;
}

.category-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-1);
  font-family: var(--font-display);
}

.category-subtitle {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.category-badge {
  padding: var(--space-1) var(--space-3);
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
}

.skills-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.skill-item {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: var(--space-6);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.skill-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: var(--transition-normal);
}

.skill-item:hover::before {
  left: 100%;
}

.skill-item:hover {
  background: var(--bg-tertiary);
  border-color: var(--primary);
  transform: translateY(-3px) scale(1.02);
  box-shadow: var(--shadow-lg);
}

.skill-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.skill-icon {
  width: 50px;
  height: 50px;
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.25rem;
  flex-shrink: 0;
  transition: var(--transition-normal);
}

.skill-item:hover .skill-icon {
  transform: scale(1.1) rotate(5deg);
  background: var(--bg-glass-hover);
}

.skill-info {
  flex: 1;
}

.skill-info h4 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}

.skill-info p {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.skill-level {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  font-family: var(--font-display);
}

.skill-progress {
  height: 8px;
  background: var(--bg-secondary);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
  box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.2);
  transform: perspective(1000px) rotateX(5deg);
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-full);
  width: 0%;
  transition: width 2s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
  position: relative;
}

.progress-fill.animate-once::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  animation: shimmerOnce 1.5s ease-out;
}

@keyframes shimmerOnce {
  0% {
    transform: translateX(-100%);
    opacity: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    transform: translateX(100%);
    opacity: 0;
  }
}

/* Enhanced Services Section */
.services {
  padding: var(--space-24) 0;
  background: var(--bg-secondary);
  position: relative;
}

.services::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50%;
  background: radial-gradient(circle at 20% 80%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  animation: sectionGlow 18s ease-in-out infinite alternate;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

.service-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.service-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-normal);
}

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

.service-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow-hover);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.5rem;
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.service-card:hover .service-icon {
  transform: scale(1.1) rotate(10deg);
}

.service-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
}

.service-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.service-features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.feature-tag {
  padding: var(--space-1) var(--space-3);
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

.feature-tag:hover {
  background: rgba(99, 102, 241, 0.3);
  transform: scale(1.05);
}

/* Enhanced Projects Section */
.projects {
  padding: var(--space-24) 0;
  position: relative;
}

.projects::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.1) 0%, transparent 50%);
  animation: sectionGlow 20s ease-in-out infinite alternate;
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
  position: relative;
  z-index: 1;
}

.project-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: var(--transition-bounce);
  position: relative;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.project-card:hover {
  transform: translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow-hover);
  border-color: var(--primary);
}

.project-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 0 1px rgba(99, 102, 241, 0.3);
}

.project-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 2;
  backdrop-filter: blur(10px);
}

.project-badge.featured {
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  color: white;
  box-shadow: var(--shadow-glow);
}

.project-badge.award {
  background: linear-gradient(135deg, var(--accent), #fbbf24);
  color: white;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.project-badge.live {
  background: linear-gradient(135deg, var(--secondary), #34d399);
  color: white;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.project-image {
  position: relative;
  height: 250px;
  overflow: hidden;
}

.project-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.project-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 15, 28, 0.9);
  backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: var(--transition-normal);
}

.project-card:hover .project-overlay {
  opacity: 1;
}

.project-card:hover .project-image img {
  transform: scale(1.1);
}

.project-links {
  display: flex;
  gap: var(--space-4);
}

.project-link {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition-bounce);
  box-shadow: var(--shadow-glow);
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.project-link:hover {
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  transform: perspective(1000px) rotateX(-20deg) rotateY(15deg) scale(1.2);
  box-shadow: var(--shadow-glow-hover);
}

.project-content {
  padding: var(--space-6);
}

.project-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-3);
  font-family: var(--font-display);
}

.project-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tech-tag {
  padding: var(--space-1) var(--space-3);
  background: rgba(99, 102, 241, 0.2);
  color: var(--primary);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

.tech-tag:hover {
  background: rgba(99, 102, 241, 0.3);
  transform: scale(1.05);
}

/* Enhanced Education Section */
.education {
  padding: var(--space-24) 0;
  background: var(--bg-secondary);
  position: relative;
}

.education::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 50%, rgba(245, 158, 11, 0.1) 0%, transparent 70%);
  animation: sectionGlow 22s ease-in-out infinite alternate;
}

.education-content {
  max-width: 1000px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.education-timeline {
  position: relative;
  margin-bottom: var(--space-16);
}

.education-timeline::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--primary), var(--primary-light));
  transform: translateX(-50%);
  border-radius: var(--radius-full);
  box-shadow: 0 0 10px rgba(99, 102, 241, 0.5);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--space-12);
}

.timeline-marker {
  position: absolute;
  left: 50%;
  top: var(--space-8);
  width: 24px;
  height: 24px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border: 4px solid var(--bg-secondary);
  border-radius: 50%;
  transform: translateX(-50%);
  z-index: 2;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.timeline-marker:hover {
  transform: translateX(-50%) scale(1.2);
}

.marker-inner {
  width: 8px;
  height: 8px;
  background: white;
  border-radius: 50%;
  margin: 4px;
}

.timeline-content {
  width: 100%;
}

.education-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.education-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-normal);
}

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

.education-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-8px) scale(1.02);
  box-shadow: var(--shadow-glow-hover);
}

.education-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.education-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 2rem;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.education-card:hover .education-icon {
  transform: scale(1.1) rotate(5deg);
}

.education-badge {
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, var(--secondary), #34d399);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.5);
}

.education-details h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
}

.institution {
  font-size: 1.125rem;
  color: var(--primary);
  margin-bottom: var(--space-2);
  font-weight: 600;
}

.duration {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: var(--space-6);
}

.achievements {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.achievement {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
}

.achievement::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(16, 185, 129, 0.1), transparent);
  transition: var(--transition-normal);
}

.achievement:hover::before {
  left: 100%;
}

.achievement:hover {
  background: var(--bg-tertiary);
  border-color: var(--secondary);
  transform: translateX(8px) scale(1.02);
}

.achievement-icon {
  width: 30px;
  height: 30px;
  background: linear-gradient(135deg, var(--secondary), #34d399);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 0.875rem;
  flex-shrink: 0;
  box-shadow: 0 0 10px rgba(16, 185, 129, 0.3);
}

.achievement span {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.certifications-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: var(--space-8);
}

.cert-card {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.cert-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-normal);
}

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

.cert-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--accent);
  transform: translateY(-8px) scale(1.02);
  box-shadow: 0 0 30px rgba(245, 158, 11, 0.3);
}

.cert-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
}

.cert-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--accent), #fbbf24);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  box-shadow: 0 0 20px rgba(245, 158, 11, 0.5);
  transition: var(--transition-normal);
}

.cert-card:hover .cert-icon {
  transform: scale(1.1) rotate(10deg);
}

.cert-badge {
  padding: var(--space-2) var(--space-4);
  background: linear-gradient(135deg, var(--accent), #fbbf24);
  color: white;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  box-shadow: 0 0 10px rgba(245, 158, 11, 0.5);
}

.cert-content h4 {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
  font-family: var(--font-display);
}

.cert-issuer {
  color: var(--primary);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: var(--space-4);
}

.cert-description {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}

.cert-skills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.skill-chip {
  padding: var(--space-1) var(--space-3);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--primary);
  transition: var(--transition-normal);
}

.skill-chip:hover {
  background: var(--bg-tertiary);
  border-color: var(--primary);
  transform: scale(1.05);
}

/* Enhanced Contact Section */
.contact {
  padding: var(--space-24) 0;
  position: relative;
}

.contact::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 70% 30%, rgba(99, 102, 241, 0.1) 0%, transparent 50%);
  animation: sectionGlow 25s ease-in-out infinite alternate;
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
  position: relative;
  z-index: 1;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: var(--transition-bounce);
  position: relative;
  overflow: hidden;
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.contact-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: var(--transition-normal);
}

.contact-card:hover::before {
  left: 100%;
}

.contact-card:hover {
  background: var(--bg-glass-hover);
  border-color: var(--primary);
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-5px) scale(1.02);
  box-shadow: var(--shadow-glow);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  box-shadow: var(--shadow-glow);
  transition: var(--transition-normal);
}

.contact-card:hover .contact-icon {
  transform: scale(1.1) rotate(10deg);
}

.contact-details h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
  font-family: var(--font-display);
}

.contact-details p {
  color: var(--primary);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

.contact-details span {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Enhanced Contact Form */
.contact-form {
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
}

.contact-form::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
  opacity: 0;
  transition: var(--transition-normal);
}

.contact-form:hover::before {
  opacity: 1;
}

.form-group {
  position: relative;
  margin-bottom: var(--space-6);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: var(--space-4);
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition-normal);
  outline: none;
  backdrop-filter: blur(10px);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2), var(--shadow-glow);
  background: var(--bg-tertiary);
}

.form-group label {
  position: absolute;
  top: var(--space-4);
  left: var(--space-4);
  color: var(--text-muted);
  font-size: 1rem;
  pointer-events: none;
  transition: var(--transition-fast);
  background: var(--bg-secondary);
  padding: 0 var(--space-2);
  border-radius: var(--radius-sm);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -8px;
  left: var(--space-3);
  font-size: 0.875rem;
  color: var(--primary);
  background: var(--bg-glass);
  backdrop-filter: blur(10px);
}

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

/* Enhanced Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: var(--space-20) 0 var(--space-8);
  position: relative;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at 50% 0%, rgba(99, 102, 241, 0.05) 0%, transparent 50%);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-16);
  align-items: start;
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 1;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}

.footer-brand .brand-info h4 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-1);
  font-family: var(--font-display);
}

.footer-brand .brand-info p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

.footer-description {
  max-width: 400px;
}

.footer-description p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.875rem;
}

.footer-links h5 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: var(--space-6);
  color: var(--text-primary);
  font-family: var(--font-display);
}

.footer-social {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.footer-link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--text-secondary);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  transition: var(--transition-bounce);
  font-size: 0.875rem;
  position: relative;
  overflow: hidden;
}

.footer-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(99, 102, 241, 0.1), transparent);
  transition: var(--transition-normal);
}

.footer-link:hover::before {
  left: 100%;
}

.footer-link:hover {
  color: var(--primary);
  background: var(--bg-glass);
  transform: translateX(8px) scale(1.02);
}

.footer-link i {
  width: 20px;
  text-align: center;
  font-size: 1rem;
  transition: var(--transition-normal);
}

.footer-link:hover i {
  transform: scale(1.2);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: var(--space-8);
  position: relative;
  z-index: 1;
}

.footer-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border-color), transparent);
  margin-bottom: var(--space-6);
}

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

.footer-copyright p {
  color: var(--text-muted);
  font-size: 0.875rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
}

/* Enhanced Toast Notification */
.toast {
  position: fixed;
  top: var(--space-6);
  right: var(--space-6);
  z-index: 1000;
  transform: translateX(100%);
  transition: var(--transition-bounce);
  min-width: 300px;
}

.toast.show {
  transform: translateX(0);
}

.toast-content {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-6);
  background: var(--bg-glass);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-glow-hover);
  position: relative;
  overflow: hidden;
}

.toast-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, rgba(34, 197, 94, 0.1) 0%, transparent 50%);
  opacity: 0.8;
}

.toast-icon {
  color: var(--secondary);
  font-size: 1.25rem;
  position: relative;
  z-index: 1;
}

.toast-message {
  flex: 1;
  color: var(--text-primary);
  font-weight: 500;
  position: relative;
  z-index: 1;
}

.toast-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: var(--transition-normal);
  position: relative;
  z-index: 1;
}

.toast-close:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
  transform: scale(1.1);
}

/* Contact Links */
.contact-link {
  color: var(--primary);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-normal);
  border-bottom: 1px solid transparent;
  position: relative;
}

.contact-link::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--primary-light));
  transition: var(--transition-normal);
}

.contact-link:hover::after {
  width: 100%;
}

.contact-link:hover {
  color: var(--primary-light);
}

.contact-text {
  color: var(--text-primary);
  font-weight: 500;
  margin-bottom: var(--space-1);
}

/* Add floating elements to body */
.floating-elements {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
}

.floating-element {
  position: absolute;
  background: rgba(99, 102, 241, 0.1);
  border-radius: 50%;
  animation: float 20s infinite linear;
}

.floating-element:nth-child(1) {
  width: 80px;
  height: 80px;
  top: 10%;
  left: 10%;
  animation-delay: 0s;
  animation-duration: 25s;
}

.floating-element:nth-child(2) {
  width: 60px;
  height: 60px;
  top: 70%;
  right: 10%;
  animation-delay: 5s;
  animation-duration: 30s;
  background: rgba(16, 185, 129, 0.1);
}

.floating-element:nth-child(3) {
  width: 40px;
  height: 40px;
  top: 40%;
  left: 80%;
  animation-delay: 10s;
  animation-duration: 35s;
  background: rgba(245, 158, 11, 0.1);
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }

  .hero-right {
    order: -1;
  }

  .contact-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .services-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }

  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  }

  .skills-showcase {
    grid-template-columns: 1fr;
  }

  .certifications-grid {
    grid-template-columns: 1fr;
  }

  .education-timeline::before {
    left: var(--space-8);
  }

  .timeline-marker {
    left: var(--space-8);
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: rgba(10, 15, 28, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: var(--space-6);
    gap: var(--space-4);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    border-bottom: 1px solid var(--border-color);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .nav-toggle {
    display: flex;
  }

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

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

  .nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-stats {
    justify-content: center;
  }

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

  .floating-card {
    display: none;
  }

  .image-container {
    width: 280px;
    height: 350px;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .projects-grid {
    grid-template-columns: 1fr;
  }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-8);
    text-align: center;
  }

  .footer-brand {
    justify-content: center;
  }

  .footer-description {
    max-width: none;
  }

  .footer-social {
    align-items: center;
  }

  .footer-link:hover {
    transform: translateY(-2px);
  }

  .footer-copyright p {
    flex-direction: column;
    gap: var(--space-2);
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 var(--space-4);
  }

  .hero-title {
    font-size: 2rem;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .hero-stats {
    gap: var(--space-4);
  }

  .stat-number {
    font-size: 1.5rem;
  }

  .image-container {
    width: 250px;
    height: 320px;
  }

  .tech-grid {
    grid-template-columns: 1fr;
  }

  .toast {
    right: var(--space-4);
    left: var(--space-4);
    min-width: auto;
  }
}

/* Focus Styles for Accessibility */
*:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.btn:focus,
.nav-link:focus,
.social-link:focus,
.project-link:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .floating-card {
    animation: none;
  }

  .badge-dot {
    animation: none;
  }

  .fade-in-up,
  .fade-in-left,
  .fade-in-right,
  .scale-in {
    opacity: 1;
    transform: none;
  }

  body::before,
  body::after {
    animation: none;
  }

  .floating-element {
    animation: none;
  }
}

/* 3D Enhanced Cards */
.service-card,
.project-card,
.skill-category,
.cert-card,
.education-card,
.contact-card {
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.service-card:hover,
.project-card:hover,
.skill-category:hover,
.cert-card:hover,
.education-card:hover,
.contact-card:hover {
  transform: perspective(1000px) rotateX(-5deg) rotateY(5deg) translateY(-8px) scale(1.02);
}

/* 3D Enhanced Buttons */
.btn {
  transform: perspective(1000px) rotateX(0deg);
  transform-style: preserve-3d;
}

.btn:hover {
  transform: perspective(1000px) rotateX(-10deg) translateY(-3px) scale(1.05);
}

.btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: inherit;
  border-radius: inherit;
  transform: translateZ(-2px) translateY(2px);
  opacity: 0.3;
  transition: var(--transition-normal);
}

.btn:hover::before {
  transform: translateZ(-4px) translateY(4px);
  opacity: 0.2;
}

/* 3D Enhanced Hero Image */
.image-container {
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg);
  transform-style: preserve-3d;
}

.image-container:hover {
  transform: perspective(1000px) rotateX(-5deg) rotateY(10deg) scale(1.05);
}

.image-container::after {
  content: "";
  position: absolute;
  top: 10px;
  left: 10px;
  right: -10px;
  bottom: -10px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: var(--radius-2xl);
  transform: translateZ(-10px);
  transition: var(--transition-normal);
}

.image-container:hover::after {
  transform: translateZ(-20px) translateY(5px);
  opacity: 0.3;
}

/* 3D Enhanced Stats */
.stat-item::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: inherit;
  border-radius: inherit;
  transform: translateZ(-3px) translateY(3px);
  opacity: 0.2;
  transition: var(--transition-normal);
}

.stat-item:hover::before {
  transform: translateZ(-6px) translateY(6px);
  opacity: 0.1;
}

/* 3D Enhanced Social Links */
.social-link::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.3);
  border-radius: inherit;
  transform: translateZ(-2px) translateY(2px);
  opacity: 0;
  transition: var(--transition-normal);
}

.social-link:hover::after {
  opacity: 1;
  transform: translateZ(-4px) translateY(4px);
}

/* 3D Enhanced Tech Items */

/* 3D Enhanced Project Links */
.project-link::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.4);
  border-radius: 50%;
  transform: translateZ(-3px) translateY(3px);
  transition: var(--transition-normal);
}

.project-link:hover::before {
  transform: translateZ(-6px) translateY(6px);
}

/* 3D Enhanced Floating Cards */
.floating-card::after {
  content: "";
  position: absolute;
  top: 5px;
  left: 5px;
  right: -5px;
  bottom: -5px;
  background: rgba(0, 0, 0, 0.2);
  border-radius: inherit;
  transform: translateZ(-5px);
  transition: var(--transition-normal);
}

.floating-card:hover::after {
  transform: translateZ(-10px) translateY(3px);
}