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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  margin: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background: rgba(52, 211, 153, 0.3);
  color: #fff;
}

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

::-webkit-scrollbar-track {
  background: #050a14;
}

::-webkit-scrollbar-thumb {
  background: #1a3463;
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: #34d399;
}

/* Aurora background effects */
.aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: auroraFloat 12s ease-in-out infinite;
}

.aurora-1 {
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.15) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  animation-delay: 0s;
}

.aurora-2 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(251, 191, 36, 0.08) 0%, transparent 70%);
  bottom: -150px;
  left: -100px;
  animation-delay: -4s;
}

.aurora-3 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.1) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -8s;
}

.aurora-4 {
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(52, 211, 153, 0.08) 0%, transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation-delay: -6s;
}

@keyframes auroraFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(30px, -30px) scale(1.05); }
  50% { transform: translate(-20px, 20px) scale(0.95); }
  75% { transform: translate(20px, 10px) scale(1.02); }
}

/* Service cards */
.service-card {
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(52, 211, 153, 0.05);
}

/* Portfolio items */
.portfolio-item::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 16px;
  border: 1px solid transparent;
  transition: border-color 0.4s ease;
  pointer-events: none;
}

.portfolio-item:hover::after {
  border-color: rgba(52, 211, 153, 0.2);
}

/* Process steps */
.process-step {
  transition: transform 0.3s ease;
}

.process-step:hover {
  transform: translateY(-4px);
}

/* Scroll reveal (progressive enhancement) */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }

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

  .reveal-delay-1 { transition-delay: 0.1s; }
  .reveal-delay-2 { transition-delay: 0.2s; }
  .reveal-delay-3 { transition-delay: 0.3s; }
  .reveal-delay-4 { transition-delay: 0.4s; }
}

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

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Focus styles */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: 2px solid #34d399;
  outline-offset: 2px;
}