/* Professional CSS Variables */
:root {
  --primary-bg: #0a0a0f;
  --secondary-bg: #111117;
  --card-bg: rgba(17, 17, 23, 0.8);
  --glass-bg: rgba(17, 17, 23, 0.6);
  --neon-cyan: #00ffff;
  --neon-pink: #ff00ff;
  --neon-purple: #8a2be2;
  --neon-green: #00ff00;
  --text-primary: #ffffff;
  --text-secondary: #b0b0b0;
  --text-muted: #808080;
  --border-glow: rgba(0, 255, 255, 0.3);
  --shadow-glow: 0 0 20px rgba(0, 255, 255, 0.4);
  --gradient-text: linear-gradient(45deg, #00ffff, #ff00ff, #00ff00);
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

/* Base Reset and Typography */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

*::before,
*::after {
  box-sizing: border-box;
}

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

body {
  font-family: "Manufacturing Consent", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
  font-style: normal;
  background: var(--primary-bg);
  background-image: 
    radial-gradient(circle at 25% 25%, rgba(0, 255, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 75% 75%, rgba(255, 0, 255, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(138, 43, 226, 0.05) 0%, transparent 70%);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Enhanced Animated Background Particles */
.particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: -1;
  opacity: 0.7;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--neon-cyan);
  border-radius: 50%;
  opacity: 0.6;
  animation: float 20s infinite linear;
  box-shadow: 0 0 6px rgba(0, 255, 255, 0.5);
  will-change: transform;
}

.particle:nth-child(odd) {
  background: var(--neon-pink);
  box-shadow: 0 0 6px rgba(255, 0, 255, 0.5);
  animation-duration: 25s;
}

.particle:nth-child(3n) {
  background: var(--neon-green);
  box-shadow: 0 0 6px rgba(0, 255, 0, 0.5);
  animation-duration: 18s;
}

@keyframes float {
  0% { 
    transform: translateY(100vh) translateX(0) rotate(0deg); 
    opacity: 0; 
  }
  10% { opacity: 0.6; }
  90% { opacity: 0.6; }
  100% { 
    transform: translateY(-100vh) translateX(100px) rotate(360deg); 
    opacity: 0; 
  }
}

/* Enhanced Gradient Text Animation */
.gradient-text {
  background: var(--gradient-text);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 4s ease-in-out infinite;
  position: relative;
}

@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  25% { background-position: 100% 50%; }
  50% { background-position: 200% 50%; }
  75% { background-position: 300% 50%; }
}

/* Premium Glass Morphism */
.glass {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}

.glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
  transition: left 0.5s ease;
}

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

/* Enhanced Neon Glow Effects */
.neon-glow {
  box-shadow: 
    0 0 20px rgba(0, 255, 255, 0.2),
    inset 0 0 20px rgba(0, 255, 255, 0.1);
  transition: var(--transition-smooth);
}

.neon-glow:hover {
  box-shadow: 
    0 0 30px rgba(0, 255, 255, 0.4), 
    0 0 60px rgba(0, 255, 255, 0.2),
    inset 0 0 30px rgba(0, 255, 255, 0.15);
  transform: translateY(-3px);
}

/* Professional Reveal Animations */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* MOBILE-RESPONSIVE EXPERTISE ICONS - COMPLETELY FIXED */
.expertise-card {
  transition: var(--transition-spring);
  position: relative;
}

.expertise-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  margin: 0 auto;
  border-radius: 50%;
  background: rgba(0, 255, 255, 0.1);
  border: 2px solid rgba(0, 255, 255, 0.3);
  transition: var(--transition-spring);
  will-change: transform, background, border-color;
}

.expertise-icon-symbol {
  font-size: 40px !important;
  line-height: 1 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 100% !important;
  height: 100% !important;
}

/* Mobile responsive icon sizes - DETAILED BREAKPOINTS */
@media (max-width: 768px) {
  .expertise-icon {
    width: 60px;
    height: 60px;
  }
  
  .expertise-icon-symbol {
    font-size: 28px !important;
  }
}

@media (max-width: 480px) {
  .expertise-icon {
    width: 50px;
    height: 50px;
  }
  
  .expertise-icon-symbol {
    font-size: 24px !important;
  }
}

@media (max-width: 360px) {
  .expertise-icon {
    width: 45px;
    height: 45px;
  }
  
  .expertise-icon-symbol {
    font-size: 20px !important;
  }
}

@media (max-width: 320px) {
  .expertise-icon {
    width: 40px;
    height: 40px;
  }
  
  .expertise-icon-symbol {
    font-size: 18px !important;
  }
}

/* Expertise card hover effects */
.expertise-card:hover .expertise-icon {
  background: rgba(0, 255, 255, 0.2);
  border-color: rgba(0, 255, 255, 0.6);
  transform: scale(1.1) rotate(5deg);
  box-shadow: 0 0 30px rgba(0, 255, 255, 0.4);
}

.expertise-card:hover {
  transform: translateY(-5px) scale(1.02);
}

/* Enhanced Button Styles */
.btn-primary {
  background: linear-gradient(135deg, var(--neon-cyan), var(--neon-purple));
  color: var(--primary-bg);
  border: none;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-spring);
  position: relative;
  overflow: hidden;
  font-size: 16px;
  letter-spacing: 0.025em;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-cyan));
  opacity: 0;
  transition: opacity 0.3s ease;
  border-radius: 10px;
}

.btn-primary:hover::before {
  opacity: 1;
}

.btn-primary:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 
    0 15px 35px rgba(0, 255, 255, 0.4),
    0 5px 15px rgba(0, 255, 255, 0.2);
}

.btn-primary:active {
  transform: translateY(-1px) scale(1.02);
}

.btn-primary span {
  position: relative;
  z-index: 1;
}

.btn-secondary {
  background: transparent;
  color: var(--neon-cyan);
  border: 2px solid var(--neon-cyan);
  padding: 12px 24px;
  border-radius: 10px;
  font-weight: 600;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: var(--transition-spring);
  position: relative;
  overflow: hidden;
  font-size: 16px;
  letter-spacing: 0.025em;
}

.btn-secondary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0, 255, 255, 0.1);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}

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

.btn-secondary:hover {
  box-shadow: 
    0 0 25px rgba(0, 255, 255, 0.4),
    inset 0 0 25px rgba(0, 255, 255, 0.1);
  transform: translateY(-3px) scale(1.05);
  border-color: rgba(0, 255, 255, 0.8);
}

.btn-secondary:active {
  transform: translateY(-1px) scale(1.02);
}

.btn-secondary span {
  position: relative;
  z-index: 1;
}

/* Enhanced Status Badges */
.status-badge {
  background: rgba(0, 255, 0, 0.1);
  border: 1px solid rgba(0, 255, 0, 0.3);
  color: var(--neon-green);
  padding: 8px 16px;
  border-radius: 25px;
  font-size: 0.875rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.status-badge::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 0, 0.2), transparent);
  transition: left 0.5s ease;
}

.status-badge:hover::before {
  left: 100%;
}

.status-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 255, 0, 0.2);
}

/* Enhanced Year Badge */
.year-badge {
  background: rgba(0, 255, 255, 0.1);
  border: 1px solid rgba(0, 255, 255, 0.3);
  color: var(--neon-cyan);
  padding: 6px 12px;
  border-radius: 15px;
  font-size: 0.75rem;
  font-weight: 600;
  backdrop-filter: blur(10px);
  transition: var(--transition-smooth);
}

.year-badge:hover {
  background: rgba(0, 255, 255, 0.2);
  transform: scale(1.05);
}


/* Enhanced Project Card Hover Effects */
.project-card {
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  overflow: hidden;
  transition: var(--transition-spring);
  position: relative;
  cursor: pointer;
}

.project-card::before {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, var(--neon-cyan), var(--neon-pink), var(--neon-green), var(--neon-purple));
  background-size: 400% 400%;
  border-radius: 20px;
  opacity: 0;
  z-index: -1;
  transition: opacity 0.3s ease;
  animation: gradientRotate 8s ease-in-out infinite;
}

@keyframes gradientRotate {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.project-card:hover::before {
  opacity: 0.7;
}

.project-card:hover {
  transform: translateY(-10px) scale(1.03);
  box-shadow: 
    0 25px 60px rgba(0, 255, 255, 0.3),
    0 15px 35px rgba(255, 0, 255, 0.2);
}

.project-card img, 
.project-card video {
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

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

/* Professional Navigation */
.navbar {
  background: rgba(10, 10, 15, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 255, 255, 0.2);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: var(--transition-smooth);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.98);
  box-shadow: 0 4px 20px rgba(0, 255, 255, 0.1);
}

.navbar-brand {
  font-size: 1.5rem;
  font-weight: 800;
  background: var(--gradient-text);
  background-size: 300% 300%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientShift 4s ease-in-out infinite;
  text-decoration: none;
  transition: var(--transition-smooth);
}

.navbar-brand:hover {
  transform: scale(1.05);
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: 10px 18px;
  border-radius: 8px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.nav-link::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), var(--neon-pink));
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.nav-link::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: rgba(0, 255, 255, 0.1);
  transition: left 0.3s ease;
  z-index: -1;
}

.nav-link:hover {
  color: var(--neon-cyan);
  text-shadow: 0 0 15px rgba(0, 255, 255, 0.5);
  transform: translateY(-2px);
}

.nav-link:hover::before {
  width: 90%;
}

.nav-link:hover::after {
  left: 0;
}

/* Professional Video Styling */
.video-card {
  position: relative;
}

.video-card video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  border-radius: 12px 12px 0 0;
}

.video-playbtn {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  z-index: 10;
  background: rgba(0, 255, 255, 0.9);
  color: var(--primary-bg);
  border-radius: 50px;
  padding: 15px 20px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--transition-spring);
  font-size: 14px;
  backdrop-filter: blur(10px);
  box-shadow: 0 8px 25px rgba(0, 255, 255, 0.3);
  display: none;
}

.video-card.paused .video-playbtn {
  display: block;
}

.video-playbtn:hover {
  background: var(--neon-cyan);
  transform: translate(-50%, -50%) scale(1.1);
  box-shadow: 0 12px 35px rgba(0, 255, 255, 0.4);
}

.video-playbtn:active {
  transform: translate(-50%, -50%) scale(0.95);
}

/* Professional Utility Classes */
.container { 
  max-width: 1200px; 
  margin: 0 auto; 
  padding: 0 1.5rem; 
}

.grid { 
  display: grid; 
  gap: 2rem; 
}

.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }

.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.flex-col { flex-direction: column; }

.gap-2 { gap: 0.5rem; }
.gap-3 { gap: 0.75rem; }
.gap-4 { gap: 1rem; }
.gap-6 { gap: 1.5rem; }
.gap-8 { gap: 2rem; }
.gap-12 { gap: 3rem; }

.text-center { text-align: center; }
.text-sm { font-size: 0.875rem; line-height: 1.4; }
.text-lg { font-size: 1.125rem; line-height: 1.5; }
.text-xl { font-size: 1.25rem; line-height: 1.5; }
.text-2xl { font-size: 1.5rem; line-height: 1.4; }
.text-3xl { font-size: 1.875rem; line-height: 1.3; }
.text-4xl { font-size: 2.25rem; line-height: 1.2; }
.text-5xl { font-size: 3rem; line-height: 1.1; }
.text-6xl { font-size: 4rem; line-height: 1; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }
.font-extrabold { font-weight: 800; }

.leading-tight { line-height: 1.25; }
.leading-relaxed { line-height: 1.625; }

/* Margin and Padding Utilities */
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 0.75rem; }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.mt-8 { margin-top: 2rem; }
.mt-12 { margin-top: 3rem; }
.mb-4 { margin-bottom: 1rem; }
.mb-6 { margin-bottom: 1.5rem; }
.mb-8 { margin-bottom: 2rem; }
.mb-12 { margin-bottom: 3rem; }
.mb-16 { margin-bottom: 4rem; }

.p-4 { padding: 1rem; }
.p-6 { padding: 1.5rem; }
.p-8 { padding: 2rem; }
.py-3 { padding-top: 0.75rem; padding-bottom: 0.75rem; }
.py-4 { padding-top: 1rem; padding-bottom: 1rem; }
.py-6 { padding-top: 1.5rem; padding-bottom: 1.5rem; }
.py-8 { padding-top: 2rem; padding-bottom: 2rem; }
.py-12 { padding-top: 3rem; padding-bottom: 3rem; }
.py-16 { padding-top: 4rem; padding-bottom: 4rem; }
.py-20 { padding-top: 5rem; padding-bottom: 5rem; }
.px-4 { padding-left: 1rem; padding-right: 1rem; }
.px-3 { padding-left: 0.75rem; padding-right: 0.75rem; }
.px-2 { padding-left: 0.5rem; padding-right: 0.5rem; }

/* Size and Layout Utilities */
.w-full { width: 100%; }
.h-full { height: 100%; }
.max-w-sm { max-width: 24rem; }
.aspect-square { aspect-ratio: 1; }
.aspect-43 { aspect-ratio: 4/3; }

.rounded-lg { border-radius: 0.5rem; }
.rounded-xl { border-radius: 0.75rem; }
.rounded-2xl { border-radius: 1rem; }
.rounded-full { border-radius: 9999px; }

.hidden { display: none; }
.relative { position: relative; }
.absolute { position: absolute; }
.inset-0 { top: 0; right: 0; bottom: 0; left: 0; }
.-inset-4 { top: -1rem; right: -1rem; bottom: -1rem; left: -1rem; }

.object-cover { object-fit: cover; }
.overflow-hidden { overflow: hidden; }

.opacity-30 { opacity: 0.3; }
.blur-xl { filter: blur(24px); }

.border-t { border-top-width: 1px; }
.border { border-width: 1px; }
.border-cyan-500\/20 { border-color: rgba(6, 182, 212, 0.2); }
.border-cyan-500\/30 { border-color: rgba(6, 182, 212, 0.3); }

/* Color Utilities */
.text-gray-300 { color: #d1d5db; }
.text-cyan-400 { color: #22d3ee; }
.text-pink-400 { color: #f472b6; }
.text-green-400 { color: #4ade80; }
.text-purple-400 { color: #c084fc; }
.text-cyan-500 { color: #06b6d4; }

.bg-cyan-500\/10 { background-color: rgba(6, 182, 212, 0.1); }

/* Enhanced Animations */
.animate-pulse { 
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite; 
}

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

/* Professional Mobile Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 1rem;
  }
  
  .text-4xl { font-size: 2rem; }
  .text-5xl { font-size: 2.5rem; }
  .text-6xl { font-size: 3rem; }
  
  .grid-cols-2 { grid-template-columns: 1fr; }
  .grid-cols-3 { grid-template-columns: 1fr; }
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  
  .mobile-menu-btn { 
    display: block !important; 
    position: relative;
    overflow: hidden;
  }
  
  .mobile-menu-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0, 255, 255, 0.1);
    transform: translateX(-100%);
    transition: transform 0.3s ease;
  }
  
  .mobile-menu-btn:hover::before {
    transform: translateX(0);
  }
  
  .navbar-nav.desktop { 
    display: none !important; 
  }
  
  .btn-primary,
  .btn-secondary {
    padding: 12px 20px;
    font-size: 14px;
  }
  
  .hero .container {
    padding: 0 1rem;
  }
  
  .project-card:hover {
    transform: translateY(-5px) scale(1.02);
  }
  
  /* Mobile expertise section adjustments */
  .expertise-card {
    margin-bottom: 1rem;
  }
  
  .expertise-card:hover {
    transform: translateY(-3px) scale(1.01);
  }
  
  .expertise-card:hover .expertise-icon {
    transform: scale(1.05) rotate(3deg);
  }
}

@media (min-width: 769px) {
  .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
  .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
  .md\:flex { display: flex; }
  .md\:hidden { display: none; }
  .md\:block { display: block; }
  .mobile-menu-btn { display: none !important; }
  .md\:p-8 { padding: 2rem; }
  .md\:text-xl { font-size: 1.25rem; }
  .md\:text-base { font-size: 1rem; }
}

/* Enhanced Accessibility and Performance */
@media (prefers-reduced-motion: reduce) {
  html { 
    scroll-behavior: auto; 
  }
  
  .reveal, .reveal.show,
  .reveal-left, .reveal-left.show,
  .reveal-right, .reveal-right.show {
    opacity: 1;
    transform: none;
    animation: none;
    transition: none;
  }
  
  .gradient-text { 
    animation: none; 
  }
  
  .particle { 
    animation: none; 
    display: none;
  }
  
  .animate-pulse { 
    animation: none; 
  }
  
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .expertise-icon {
    transform: none !important;
  }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --neon-cyan: #00ffff;
    --neon-pink: #ff00ff;
    --neon-green: #00ff00;
    --text-primary: #ffffff;
    --text-secondary: #ffffff;
  }
  
  .glass {
    border: 2px solid rgba(255, 255, 255, 0.5);
  }
  
  .expertise-icon {
    border: 3px solid rgba(0, 255, 255, 0.8);
  }
}

/* Print styles */
@media print {
  .particles,
  .video-playbtn,
  .navbar,
  .btn-primary,
  .btn-secondary {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .gradient-text {
    -webkit-text-fill-color: black;
    background: none;
  }
  
  .expertise-icon {
    background: white;
    border: 2px solid black;
  }
  
  .expertise-icon-symbol {
    color: black !important;
  }
}

/* Focus styles for accessibility */
.btn-primary:focus,
.btn-secondary:focus,
.nav-link:focus,
button:focus {
  outline: 2px solid var(--neon-cyan);
  outline-offset: 2px;
}

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

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

::-webkit-scrollbar-thumb {
  background: rgba(0, 255, 255, 0.3);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 255, 255, 0.5);
}

/* Selection styling */
::selection {
  background: rgba(0, 255, 255, 0.3);
  color: var(--text-primary);
}

::-moz-selection {
  background: rgba(0, 255, 255, 0.3);
  color: var(--text-primary);
}

/* Performance optimizations */
.particles,
.particle {
  will-change: transform;
}

.project-card img,
.project-card video {
  will-change: transform;
}

.expertise-icon {
  will-change: transform, background, border-color;
}

/* Ultra wide screen support */
@media (min-width: 1400px) {
  .container {
    max-width: 1400px;
  }
}