:root {
  --apple-blue: #007AFF;
  --apple-blue-light: #409CFF;
  --apple-blue-dark: #0051D5;
  --apple-gray-1: #8E8E93;
  --apple-gray-2: #AEAEB2;
  --apple-gray-3: #C7C7CC;
  --apple-gray-4: #D1D1D6;
  --apple-gray-5: #E5E5EA;
  --apple-gray-6: #F2F2F7;
  --system-bg: #000000;
  --system-bg-2: #1C1C1E;
  --system-bg-3: #2C2C2E;
  --label-1: #FFFFFF;
  --label-2: rgba(255, 255, 255, 0.6);
  --label-3: rgba(255, 255, 255, 0.3);
  --fill-1: rgba(120, 120, 128, 0.2);
  --fill-2: rgba(120, 120, 128, 0.16);
  --fill-3: rgba(118, 118, 128, 0.12);
  --separator: rgba(84, 84, 88, 0.6);
  --spacing-xs: 4px;
  --spacing-s: 8px;
  --spacing-m: 16px;
  --spacing-l: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;
  --spacing-xxxl: 64px;
  --radius-s: 8px;
  --radius-m: 12px;
  --radius-l: 16px;
  --radius-xl: 20px;
  --shadow-1: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-2: 0 8px 32px rgba(0, 0, 0, 0.24);
  --shadow-3: 0 16px 48px rgba(0, 0, 0, 0.36);
  --shadow-4: 0 24px 64px rgba(0, 0, 0, 0.48);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--system-bg);
  color: var(--label-1);
  line-height: 1.5;
  font-weight: 400;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: none;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior: contain;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-l);
}

/* Professional Custom Cursor - Desktop Only */
.cursor {
  position: fixed;
  width: 10px;
  height: 10px;
  background: var(--apple-blue);
  border-radius: 50%;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.15s ease-out;
  box-shadow: 0 0 20px rgba(0, 122, 255, 0.3);
}

.cursor.visible {
  transform: translate(-50%, -50%) scale(1);
}

.cursor.magnetic {
  transform: translate(-50%, -50%) scale(1.5);
  background: var(--apple-blue-light);
  box-shadow: 0 0 30px rgba(0, 122, 255, 0.5);
}

.cursor-follower {
  position: fixed;
  width: 20px;
  height: 20px;
  border: 2px solid rgba(0, 122, 255, 0.2);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: all 0.2s ease-out;
}

/* Mobile-Optimized Dynamic Island */
.dynamic-island {
  position: fixed;
  top: max(env(safe-area-inset-top), 20px);
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  background: rgba(28, 28, 30, 0.95);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 25px;
  padding: 12px 24px;
  z-index: 9998;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--label-1);
  transition: all 0.4s ease-out;
  box-shadow: var(--shadow-2);
}

.dynamic-island.show {
  transform: translateX(-50%) translateY(0);
}

/* Professional Typography with Mobile Optimization */
.hero-title {
  font-size: clamp(2.5rem, 8vw, 6rem);
  font-weight: 800;
  line-height: 0.9;
  letter-spacing: -0.03em;
  background: linear-gradient(135deg, var(--label-1) 0%, var(--apple-blue-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-m);
  animation: titleFloat 8s ease-in-out infinite;
  word-break: keep-all;
  hyphens: none;
}

@keyframes titleFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.section-title {
  font-size: clamp(2rem, 6vw, 3.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.025em;
  margin-bottom: var(--spacing-l);
  position: relative;
  color: var(--label-1);
  word-break: keep-all;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -12px;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--apple-blue);
  border-radius: 2px;
  animation: titleUnderline 0.8s ease-out forwards;
}

@keyframes titleUnderline {
  to { width: 80px; }
}

/* Elegant Glassmorphism with Mobile Touch Support */
.glass-card {
  background: rgba(28, 28, 30, 0.7);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xxl);
  margin-bottom: var(--spacing-l);
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease-out;
  box-shadow: var(--shadow-1);
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  pointer-events: none;
}

.glass-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, rgba(0, 122, 255, 0.02) 0%, rgba(255, 255, 255, 0.01) 100%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.glass-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-3);
  background: rgba(28, 28, 30, 0.85);
}

.glass-card:hover::after {
  opacity: 1;
}

/* Mobile-First Navigation */
.nav {
  position: fixed;
  top: max(env(safe-area-inset-top), var(--spacing-l));
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  background: rgba(28, 28, 30, 0.9);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 50px;
  padding: var(--spacing-s) var(--spacing-m);
  transition: all 0.2s ease-out;
  box-shadow: var(--shadow-2);
  -webkit-touch-callout: none;
}

.nav:hover {
  background: rgba(28, 28, 30, 0.95);
  border-color: #007AFF;
  box-shadow: var(--shadow-3);
  animation: glow 6s infinite alternate ease-in-out;
  transform: translateX(-50%) translateY(-2px);
}

.nav-list {
  display: flex;
  gap: var(--spacing-xs);
  list-style: none;
  align-items: center;
  justify-content: center;
}

.nav-link {
  display: block;
  padding: var(--spacing-s) var(--spacing-m);
  color: var(--label-2);
  text-decoration: none;
  font-size: 0.9375rem;
  font-weight: 500;
  border-radius: 50px;
  transition: all 0.15s ease-out;
  position: relative;
  overflow: hidden;
  cursor: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  min-height: 44px;
  min-width: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-link::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 0.3s ease;
}

.nav-link:hover::before,
.nav-link:active::before {
  left: 100%;
}

.nav-link:hover,
.nav-link.active,
.nav-link:active {
  color: var(--label-1);
  background: rgba(0, 122, 255, 0.15);
  transform: scale(1.05);
}

.nav-link.active {
  background: rgba(0, 122, 255, 0.2);
  border: 1px solid rgba(0, 122, 255, 0.3);
}

/* Clean Hero Design with Mobile Optimization */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  background: radial-gradient(ellipse at center, rgba(0, 122, 255, 0.03) 0%, transparent 70%);
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 122, 255, 0.05) 0%, transparent 70%);
  animation: heroRotate 60s linear infinite;
  pointer-events: none;
  will-change: transform;
}

@keyframes heroRotate {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.hero-content {
  max-width: 1000px;
  position: relative;
  z-index: 2;
  padding: 0 var(--spacing-m);
}

/* Optimized Particle System */
.particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.7;
  will-change: transform;
}

/* Mobile-Optimized Skills Grid */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-l);
  margin-top: var(--spacing-xxl);
}

.skill-item {
  background: rgba(120, 120, 128, 0.08);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: var(--radius-l);
  padding: var(--spacing-xl);
  text-align: center;
  transition: all 0.3s ease-out;
  border: 1px solid rgba(255, 255, 255, 0.05);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.skill-item::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(0, 122, 255, 0.05) 0%, transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
}

.skill-item:hover,
.skill-item:active {
  transform: translateY(-8px) scale(1.02);
  background: rgba(120, 120, 128, 0.12);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-3);
}

.skill-item:hover::before,
.skill-item:active::before {
  opacity: 1;
}

.skill-icon {
  font-size: clamp(2.5rem, 6vw, 3.5rem);
  margin-bottom: var(--spacing-m);
  color: var(--apple-blue);
  filter: drop-shadow(0 0 20px rgba(0, 122, 255, 0.3));
  animation: iconFloat 6s ease-in-out infinite;
  will-change: transform;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-5px); }
}

.skill-title {
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  font-weight: 600;
  margin-bottom: var(--spacing-s);
  color: var(--label-1);
}

.skill-description {
  color: var(--label-2);
  font-size: clamp(0.875rem, 3vw, 1rem);
  line-height: 1.5;
}

/* Mobile-Optimized Project Design */
.project {
  background: rgba(120, 120, 128, 0.06);
  backdrop-filter: blur(40px);
  -webkit-backdrop-filter: blur(40px);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.3s ease-out;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.project::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--apple-blue), var(--apple-blue-light));
}

.project:hover,
.project:active {
  transform: translateY(-8px) scale(1.01);
  background: rgba(120, 120, 128, 0.1);
  border-color: rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow-4);
}

.project-title {
  font-size: clamp(1.5rem, 5vw, 2rem);
  font-weight: 600;
  color: var(--apple-blue);
  margin-bottom: var(--spacing-m);
  line-height: 1.2;
}

.project-description {
  font-size: clamp(1rem, 3.5vw, 1.125rem);
  line-height: 1.6;
  color: var(--label-2);
  margin-bottom: var(--spacing-l);
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-s);
  color: var(--apple-blue);
  text-decoration: none;
  font-weight: 600;
  padding: var(--spacing-m) var(--spacing-l);
  background: rgba(0, 122, 255, 0.1);
  border-radius: 50px;
  border: 1px solid rgba(0, 122, 255, 0.2);
  transition: all 0.2s ease-out;
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(0.8rem, 2.5vw, 0.9rem);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  min-height: 48px;
}

.project-link:hover,
.project-link:active {
  background: rgba(0, 122, 255, 0.2);
  border-color: rgba(0, 122, 255, 0.4);
  transform: scale(1.05);
  box-shadow: 0 8px 32px rgba(0, 122, 255, 0.2);
  color: var(--label-1);
}

/* Mobile-Optimized Timeline */
.timeline {
  position: relative;
  padding-left: 50px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 25px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(180deg, var(--apple-blue), var(--apple-blue-light));
  border-radius: 2px;
  box-shadow: 0 0 10px rgba(0, 122, 255, 0.3);
}

.timeline-item {
  position: relative;
  margin-bottom: var(--spacing-l);
  background: rgba(120, 120, 128, 0.06);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: var(--radius-l);
  padding: var(--spacing-l);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease-out;
  box-shadow: var(--shadow-1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -34px;
  top: var(--spacing-l);
  width: 14px;
  height: 14px;
  background: var(--apple-blue);
  border-radius: 50%;
  border: 3px solid var(--system-bg);
  box-shadow: 0 0 0 3px rgba(0, 122, 255, 0.2);
  transition: all 0.2s ease;
}

.timeline-item:hover,
.timeline-item:active {
  transform: translateX(8px) scale(1.01);
  background: rgba(120, 120, 128, 0.1);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-2);
}

.timeline-item:hover::before,
.timeline-item:active::before {
  transform: scale(1.2);
  box-shadow: 0 0 0 4px rgba(0, 122, 255, 0.3);
}

.timeline-title {
  font-size: clamp(1.25rem, 4vw, 1.5rem);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--label-1);
  line-height: 1.3;
}

.timeline-subtitle {
  color: var(--label-2);
  font-size: clamp(0.875rem, 3vw, 1rem);
  line-height: 1.4;
}

/* Mobile-Optimized Contact */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-l);
  margin-top: var(--spacing-xxl);
}

.contact-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-l);
  background: rgba(120, 120, 128, 0.06);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: var(--radius-l);
  padding: var(--spacing-xl);
  text-decoration: none;
  color: inherit;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease-out;
  box-shadow: var(--shadow-1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  min-height: 80px;
}

.contact-item:hover,
.contact-item:active {
  transform: translateY(-8px) scale(1.01);
  background: rgba(120, 120, 128, 0.1);
  border-color: rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-2);
}

.contact-icon {
  font-size: clamp(1.5rem, 5vw, 2rem);
  color: var(--apple-blue);
  min-width: 50px;
  text-align: center;
  filter: drop-shadow(0 0 10px rgba(0, 122, 255, 0.3));
  flex-shrink: 0;
}

.contact-details h3 {
  font-size: clamp(1rem, 3.5vw, 1.25rem);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--label-1);
  line-height: 1.3;
}

.contact-details p {
  color: var(--label-2);
  font-size: clamp(0.875rem, 3vw, 1rem);
  line-height: 1.4;
  word-break: break-word;
}

/* Mobile-Optimized Footer */
.footer {
  background: linear-gradient(135deg, var(--system-bg-2), var(--system-bg-3));
  border-top: 1px solid var(--separator);
  padding: var(--spacing-xxl) 0 max(var(--spacing-xxl), env(safe-area-inset-bottom));
  text-align: center;
  position: relative;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--apple-blue), transparent);
  opacity: 0.5;
}

.social-links {
  display: flex;
  justify-content: center;
  gap: var(--spacing-l);
  margin-bottom: var(--spacing-l);
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: rgba(120, 120, 128, 0.1);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-radius: 50%;
  color: var(--label-2);
  text-decoration: none;
  font-size: 1.5rem;
  transition: all 0.2s ease-out;
  border: 1px solid rgba(255, 255, 255, 0.05);
  box-shadow: var(--shadow-1);
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.social-link:hover,
.social-link:active {
  transform: translateY(-4px) scale(1.05);
  background: var(--apple-blue);
  color: var(--label-1);
  border-color: var(--apple-blue);
  box-shadow: var(--shadow-2);
}

.copyright {
  color: var(--label-3);
  font-size: clamp(0.75rem, 2.5vw, 0.875rem);
  line-height: 1.4;
  padding: 0 var(--spacing-m);
}

/* Section Spacing */
.section {
  padding: var(--spacing-xxxl) 0;
}

/* INSTANT Animations - Mobile Optimized */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.4s ease-out;
  will-change: transform, opacity;
}

.animate-on-scroll.animate {
  opacity: 1;
  transform: translateY(0);
}

.stagger-1 { transition-delay: 0.05s; }
.stagger-2 { transition-delay: 0.1s; }
.stagger-3 { transition-delay: 0.15s; }


@keyframes glow {
  0% {
    box-shadow: 0 0 20px rgba(64, 156, 255, 0.4); 
  }
  50% {
    box-shadow: 0 0 20px rgba(0, 122, 255, 0.7); 
  }
  100% {
    box-shadow: 0 0 20px rgba(0, 81, 213, 0.4); 
  }
}

/* COMPREHENSIVE MOBILE OPTIMIZATION */
@media (max-width: 768px) {
  :root {
    --spacing-xs: 2px;
    --spacing-s: 4px;
    --spacing-m: 8px;
    --spacing-l: 16px;
    --spacing-xl: 24px;
    --spacing-xxl: 32px;
    --spacing-xxxl: 48px;
  }

  body {
    cursor: auto;
    font-size: 16px;
    -webkit-text-size-adjust: none;
  }

  .cursor, .cursor-follower {
    display: none;
  }

  .container {
    padding: 0 var(--spacing-m);
  }

  .nav {
    position: fixed;
    top: var(--spacing-s);
    left: var(--spacing-s);
    right: var(--spacing-s);
    transform: none;
    width: auto;
    max-width: none;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
  }

  .nav::-webkit-scrollbar {
    display: none;
  }

  .nav-list {
    flex-wrap: nowrap;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding: 0 var(--spacing-xs);
  }

  .nav-list::-webkit-scrollbar {
    display: none;
  }

  .nav-link {
    white-space: nowrap;
    flex-shrink: 0;
    padding: var(--spacing-s) var(--spacing-m);
    font-size: 0.875rem;
  }

  .hero {
    min-height: 80vh;
    padding: var(--spacing-xxxl) 0 var(--spacing-xxl) 0;
  }

  .hero-content {
    padding: 0 var(--spacing-s);
  }

  .glass-card,
  .project {
    padding: var(--spacing-l);
    margin-bottom: var(--spacing-m);
  }

  .particles-canvas {
    display: none;
  }

  .skills-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-m);
  }

  .skill-item {
    padding: var(--spacing-l);
  }

  .timeline {
    padding-left: 32px;
  }

  .timeline::before {
    left: 12px;
    width: 2px;
  }

  .timeline-item {
    padding: var(--spacing-l);
    margin-bottom: var(--spacing-m);
  }

  .timeline-item::before {
    left: -22px;
    width: 12px;
    height: 12px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-m);
  }

  .contact-item {
    padding: var(--spacing-l);
    gap: var(--spacing-m);
  }

  .social-links {
    gap: var(--spacing-m);
  }

  .social-link {
    width: 48px;
    height: 48px;
    font-size: 1.25rem;
  }

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

  /* Mobile-specific transitions */
  * {
    transition-duration: 0.2s !important;
  }

  /* Disable hover effects on mobile */
  .glass-card:hover,
  .skill-item:hover,
  .project:hover,
  .timeline-item:hover,
  .contact-item:hover {
    transform: none;
  }

  /* Enable active states for touch */
  .glass-card:active,
  .skill-item:active,
  .project:active,
  .timeline-item:active,
  .contact-item:active {
    transform: scale(0.98);
    opacity: 0.8;
  }
}

/* Small Mobile Devices */
@media (max-width: 480px) {
  :root {
    --spacing-xxxl: 40px;
    --spacing-xxl: 28px;
  }

  .nav {
    top: var(--spacing-xs);
    left: var(--spacing-xs);
    right: var(--spacing-xs);
  }

  .hero-title {
    font-size: clamp(2rem, 10vw, 2.5rem);
  }

  .section-title {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }
}

/* Large Mobile/Small Tablet */
@media (min-width: 769px) and (max-width: 1024px) {
  .container {
    padding: 0 var(--spacing-xl);
  }

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

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

/* Performance optimizations */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }

  .hero::before {
    animation: none;
  }
}

@media (prefers-color-scheme: dark) {
  :root {
    --system-bg: #000000;
    --system-bg-2: #1C1C1E;
    --system-bg-3: #2C2C2E;
  }
}

/* Loading state */
.loading * {
  animation-play-state: paused !important;
}

/* Professional Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

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

::-webkit-scrollbar-thumb {
  background: var(--apple-blue);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--apple-blue-light);
}

/* Mobile scrollbar */
@media (max-width: 768px) {
  ::-webkit-scrollbar {
    width: 3px;
  }
}