/* Custom Variables & Colors */
:root {
  --bg-dark: #030712;
  --bg-card: rgba(15, 23, 42, 0.75);
  --border-card: rgba(255, 255, 255, 0.08);
  --accent-emerald: #10b981;
  --accent-cyan: #38bdf8;
  --accent-purple: #a855f7;
}

/* Fluid root sizing & box-sizing */
*, *::before, *::after {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html {
  text-size-adjust: 100%;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: hidden;
  min-height: 100vh;
  min-height: 100dvh;
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: #020617;
}
::-webkit-scrollbar-thumb {
  background: #1e293b;
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: #10b981;
}

/* Grid Pattern Background */
.bg-grid-pattern {
  background-size: 32px 32px;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
}
.light .bg-grid-pattern {
  background-image: 
    linear-gradient(to right, rgba(0, 0, 0, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.04) 1px, transparent 1px);
}

/* Text Gradients */
.text-gradient {
  background: linear-gradient(135deg, #34d399 0%, #38bdf8 50%, #a855f7 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-purple {
  background: linear-gradient(135deg, #c084fc 0%, #38bdf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Glassmorphism Classes */
.glass-panel {
  background: rgba(15, 23, 42, 0.75);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}
.light .glass-panel {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(0, 0, 0, 0.08);
}

/* Shimmer Animation */
.badge-shimmer {
  background: linear-gradient(90deg, rgba(255,255,255,0) 0%, rgba(255,255,255,0.15) 50%, rgba(255,255,255,0) 100%);
  background-size: 200% 100%;
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* Glowing Border Hover */
.glow-hover {
  transition: all 0.3s ease;
}
@media (hover: hover) and (pointer: fine) {
  .glow-hover:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px -10px rgba(16, 185, 129, 0.3);
    border-color: rgba(16, 185, 129, 0.4);
  }
}

/* Interactive Card Pulse */
.spot-card {
  transition: transform 0.25s ease, border-color 0.25s ease;
}
@media (hover: hover) and (pointer: fine) {
  .spot-card:hover {
    transform: translateY(-3px);
  }
}

/* Mobile & Touch Optimizations */
@media (max-width: 640px) {
  .glass-panel {
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
  input, button, select, textarea {
    font-size: 16px !important; /* Prevents iOS auto-zoom on inputs */
  }
}