/* Shadcn Modern Dark Theme with Glassmorphism */
:root {
  /* Core Colors */
  --background: 0, 0%, 4%;
  --foreground: 0, 0%, 98%;
  --card: 0, 0%, 8%;
  --card-foreground: 0, 0%, 98%;
  --popover: 0, 0%, 8%;
  --popover-foreground: 0, 0%, 98%;
  --primary: 217, 91%, 60%;
  --primary-foreground: 0, 0%, 98%;
  --secondary: 0, 0%, 14%;
  --secondary-foreground: 0, 0%, 98%;
  --muted: 0, 0%, 14%;
  --muted-foreground: 0, 0%, 63.9%;
  --accent: 0, 0%, 14%;
  --accent-foreground: 0, 0%, 98%;
  --destructive: 0, 84.2%, 60.2%;
  --destructive-foreground: 0, 0%, 98%;
  --border: 0, 0%, 22%;
  --input: 0, 0%, 22%;
  --ring: 217, 91%, 60%;

  /* Glassmorphism Values */
  --glass-bg: 0, 0%, 10%;
  --glass-border: 0, 0%, 25%;
  --glass-opacity: 0.4;

  /* Spacing */
  --spacing: 0.5rem;
  --container-max-width: 1200px;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Source Code Pro', monospace;

  /* Effects */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  /* Border Radius */
  --radius: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

/* Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  background: hsl(var(--background));
  background-image:
    radial-gradient(circle at 20% 80%, hsla(var(--primary) / 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, hsla(var(--primary) / 0.15) 0%, transparent 50%),
    radial-gradient(circle at 40% 40%, hsla(var(--primary) / 0.05) 0%, transparent 50%);
  color: hsl(var(--foreground));
  min-height: 100vh;
  margin: 0;
  line-height: 1.6;
}

/* Glassmorphism Components */
.glass {
  background: hsla(var(--glass-bg) / var(--glass-opacity));
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid hsla(var(--glass-border) / 0.3);
}

.glass-card {
  background: hsla(var(--glass-bg) / 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid hsla(var(--glass-border) / 0.3);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  transition: all 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: hsla(var(--primary) / 0.3);
}

.glass-input {
  background: hsla(var(--input) / 0.5);
  border: 1px solid hsla(var(--border) / 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  color: hsl(var(--foreground));
  transition: all 0.2s ease;
  padding: 0.75rem 1rem;
  border-radius: 0.5rem;
  width: 100%;
  font-size: 0.875rem;
}

.glass-input:focus {
  outline: none;
  border-color: hsl(var(--primary));
  box-shadow: 0 0 0 3px hsla(var(--primary) / 0.2);
  background: hsla(var(--input) / 0.7);
}

.glass-input::placeholder {
  color: hsl(var(--muted-foreground));
}

.glass-button {
  background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary) / 0.9) 100%);
  color: hsl(var(--primary-foreground));
  border: 1px solid hsla(var(--primary) / 0.3);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
  padding: 0.75rem 1.5rem;
  border-radius: 0.5rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

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

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

.glass-button:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px -5px hsla(var(--primary) / 0.4);
}

.glass-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
}

.glass-button-secondary {
  background: hsla(var(--secondary) / 0.5);
  color: hsl(var(--secondary-foreground));
  border: 1px solid hsla(var(--border) / 0.3);
}

.glass-button-secondary:hover {
  background: hsla(var(--secondary) / 0.7);
  border-color: hsla(var(--primary) / 0.3);
}

/* Utility Classes */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.text-gradient {
  background: linear-gradient(135deg, hsl(var(--primary)) 0%, hsl(var(--primary) / 0.7) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.badge-glow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 1rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: hsla(var(--primary) / 0.1);
  border: 1px solid hsla(var(--primary) / 0.3);
  color: hsl(var(--primary));
  animation: glow 2s ease-in-out infinite;
}

@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px hsla(var(--primary) / 0.3); }
  50% { box-shadow: 0 0 30px hsla(var(--primary) / 0.5); }
}

/* Floating Animation */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.floating {
  animation: float 3s ease-in-out infinite;
}

/* Modal Styles */
.modal-backdrop {
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.modal-content {
  background: hsla(var(--glass-bg) / 0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid hsla(var(--glass-border) / 0.3);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  max-width: 500px;
  width: 100%;
  padding: 2rem;
  animation: modalIn 0.3s ease-out;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Animations */
@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-slide-in {
  animation: slideInUp 0.6s ease-out;
}

.animate-delay-1 { animation-delay: 100ms; }
.animate-delay-2 { animation-delay: 200ms; }
.animate-delay-3 { animation-delay: 300ms; }

/* Activity item animation */
.activity-item {
  opacity: 0;
  transform: translateX(-10px);
  animation: slideInLeft 0.3s ease-out forwards;
}

@keyframes slideInLeft {
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Quick nav rotation */
.quick-nav-button {
  transition: transform 0.25s ease;
}

.quick-nav-button.active {
  transform: rotate(180deg);
}

/* Loading spinner */
.spinner {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Success animation */
@keyframes successCheck {
  0% { transform: scale(0) rotate(0deg); }
  50% { transform: scale(1.2) rotate(180deg); }
  100% { transform: scale(1) rotate(360deg); }
}

.success-icon {
  animation: successCheck 0.6s ease-out;
}

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 0.75rem;
  }

  .glass-card {
    border-radius: var(--radius-lg);
  }
}