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

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: #0f172a;
  color: #f1f5f9;
  overflow-x: hidden;
}

.gradient-bg {
  position: fixed;
  inset: 0;
  background: linear-gradient(135deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
  z-index: -2;
}

.gradient-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 20% 40%, rgba(59, 130, 246, 0.15), transparent),
    radial-gradient(ellipse 60% 50% at 80% 60%, rgba(139, 92, 246, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 50% 90%, rgba(6, 182, 212, 0.1), transparent);
  animation: pulse 8s ease-in-out infinite alternate;
}

@keyframes pulse {
  0% { opacity: 0.6; transform: scale(1); }
  100% { opacity: 1; transform: scale(1.05); }
}

#matrix {
  position: fixed;
  inset: 0;
  z-index: -1;
  opacity: 0.15;
}

.particles {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: rgba(148, 163, 184, 0.4);
  border-radius: 50%;
  animation: float linear infinite;
}

@keyframes float {
  0% { transform: translateY(100vh) rotate(0deg); opacity: 0; }
  10% { opacity: 1; }
  90% { opacity: 1; }
  100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

.glass-card {
  background: rgba(30, 41, 59, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(148, 163, 184, 0.1);
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.profile-glow {
  position: relative;
}

.profile-glow::before {
  content: '';
  position: absolute;
  inset: -4px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6, #06b6d4);
  border-radius: 50%;
  animation: rotate 4s linear infinite;
  z-index: -1;
}

.profile-glow::after {
  content: '';
  position: absolute;
  inset: -4px;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6, #06b6d4);
  border-radius: 50%;
  filter: blur(20px);
  opacity: 0.6;
  z-index: -2;
  animation: rotate 4s linear infinite reverse;
}

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

.status-dot {
  animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

.btn-primary {
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #3b82f6, #8b5cf6);
  z-index: -1;
  transition: opacity 0.3s ease;
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #2563eb, #7c3aed);
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s ease;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 20px 40px -15px rgba(59, 130, 246, 0.5);
}

.social-icon {
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.social-icon:hover {
  transform: translateY(-4px);
  color: #3b82f6;
}

.skill-tag {
  transition: all 0.3s ease;
}

.skill-tag:hover {
  background: rgba(59, 130, 246, 0.2);
  border-color: rgba(59, 130, 246, 0.5);
  transform: translateY(-2px);
}

.code-line {
  font-family: 'JetBrains Mono', monospace;
  opacity: 0;
  animation: fadeSlideIn 0.5s ease forwards;
}

@keyframes fadeSlideIn {
  0% { opacity: 0; transform: translateX(-10px); }
  100% { opacity: 1; transform: translateX(0); }
}

.fade-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeUp 0.8s ease forwards;
}

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

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }
.delay-6 { animation-delay: 0.6s; }

::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: #1e293b;
}

::-webkit-scrollbar-thumb {
  background: #475569;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #64748b;
}