@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Space+Grotesk:wght@400;500;600;700&display=swap');

@tailwind base;
@tailwind components;
@tailwind utilities;

@layer base {
  :root {
    --background: 222 47% 6%;
    --foreground: 210 40% 98%;

    --card: 222 47% 8%;
    --card-foreground: 210 40% 98%;

    --popover: 222 47% 8%;
    --popover-foreground: 210 40% 98%;

    --primary: 173 80% 50%;
    --primary-foreground: 222 47% 6%;

    --secondary: 222 47% 12%;
    --secondary-foreground: 210 40% 98%;

    --muted: 222 47% 15%;
    --muted-foreground: 215 20% 65%;

    --accent: 262 83% 58%;
    --accent-foreground: 210 40% 98%;

    --destructive: 0 84% 60%;
    --destructive-foreground: 210 40% 98%;

    --border: 222 47% 18%;
    --input: 222 47% 15%;
    --ring: 173 80% 50%;

    --radius: 0.75rem;

    /* Custom gradient colors */
    --gradient-cyan: 173 80% 50%;
    --gradient-blue: 217 91% 60%;
    --gradient-purple: 262 83% 58%;

    /* Glow effects */
    --glow-primary: 173 80% 50%;
    --glow-accent: 262 83% 58%;
  }

  .dark {
    --background: 222 47% 6%;
    --foreground: 210 40% 98%;
  }
}

@layer base {
  * {
    @apply border-border;
  }

  html {
    scroll-behavior: smooth;
  }

  body {
    @apply bg-background text-foreground antialiased;
    font-family: 'Inter', system-ui, sans-serif;
  }

  h1, h2, h3, h4, h5, h6 {
    font-family: 'Space Grotesk', system-ui, sans-serif;
  }
}

@layer utilities {
  /* Gradient text */
  .gradient-text {
    @apply bg-clip-text text-transparent;
    background-image: linear-gradient(135deg, hsl(var(--gradient-cyan)), hsl(var(--gradient-blue)), hsl(var(--gradient-purple)));
  }

  /* Glass effect */
  .glass {
    @apply bg-card/40 backdrop-blur-xl border border-border/50;
  }

  .glass-strong {
    @apply bg-card/60 backdrop-blur-2xl border border-border/60;
  }

  /* Glow effects */
  .glow-primary {
    box-shadow: 0 0 40px hsl(var(--glow-primary) / 0.3);
  }

  .glow-accent {
    box-shadow: 0 0 40px hsl(var(--glow-accent) / 0.3);
  }

  .glow-subtle {
    box-shadow: 0 0 60px hsl(var(--glow-primary) / 0.15);
  }

  /* Animated gradient background */
  .animated-gradient {
    background: linear-gradient(
      -45deg,
      hsl(var(--background)),
      hsl(222 47% 10%),
      hsl(222 47% 8%),
      hsl(var(--background))
    );
    background-size: 400% 400%;
    animation: gradient-shift 15s ease infinite;
  }

  /* Floating animation */
  .float {
    animation: float 6s ease-in-out infinite;
  }

  .float-delayed {
    animation: float 6s ease-in-out infinite 2s;
  }

  /* Pulse glow */
  .pulse-glow {
    animation: pulse-glow 3s ease-in-out infinite;
  }

  /* Shimmer effect */
  .shimmer {
    position: relative;
    overflow: hidden;
  }

  .shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
      90deg,
      transparent,
      hsl(var(--primary) / 0.1),
      transparent
    );
    animation: shimmer 3s ease-in-out infinite;
  }

  /* Grid background */
  .grid-bg {
    background-image: 
      linear-gradient(hsl(var(--border) / 0.3) 1px, transparent 1px),
      linear-gradient(90deg, hsl(var(--border) / 0.3) 1px, transparent 1px);
    background-size: 60px 60px;
  }

  /* Radial glow overlay */
  .radial-glow {
    background: radial-gradient(
      ellipse 80% 50% at 50% -20%,
      hsl(var(--primary) / 0.15),
      transparent
    );
  }

  /* Card hover effect */
  .card-hover {
    @apply transition-all duration-500;
  }

  .card-hover:hover {
    @apply -translate-y-2;
    box-shadow: 
      0 25px 50px -12px hsl(var(--primary) / 0.15),
      0 0 0 1px hsl(var(--primary) / 0.2);
  }

  /* Button shine effect */
  .btn-shine {
    position: relative;
    overflow: hidden;
  }

  .btn-shine::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
      120deg,
      transparent,
      hsl(0 0% 100% / 0.3),
      transparent
    );
    transition: left 0.5s;
  }

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

/* Keyframes */
@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

@keyframes pulse-glow {
  0%, 100% { 
    opacity: 1;
    box-shadow: 0 0 20px hsl(var(--primary) / 0.4);
  }
  50% { 
    opacity: 0.8;
    box-shadow: 0 0 40px hsl(var(--primary) / 0.6);
  }
}

@keyframes shimmer {
  0% { left: -100%; }
  100% { left: 100%; }
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scale-in {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes slide-in-left {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes slide-in-right {
  from {
    opacity: 0;
    transform: translateX(50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.animate-fade-up {
  animation: fade-up 0.8s ease-out forwards;
}

.animate-scale-in {
  animation: scale-in 0.6s ease-out forwards;
}

.animate-slide-left {
  animation: slide-in-left 0.8s ease-out forwards;
}

.animate-slide-right {
  animation: slide-in-right 0.8s ease-out forwards;
}

/* Stagger delays */
.delay-100 { animation-delay: 100ms; }
.delay-200 { animation-delay: 200ms; }
.delay-300 { animation-delay: 300ms; }
.delay-400 { animation-delay: 400ms; }
.delay-500 { animation-delay: 500ms; }
.delay-600 { animation-delay: 600ms; }