/* Modern UI Design System for DB to JSON Extractor (Linear & Vercel Inspired) */

@import url('https://rsms.me/inter/inter.css');

:root {
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --color-brand-primary: #6366f1;
  --color-brand-purple: #a855f7;
  --color-brand-pink: #ec4899;
}

* {
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-sans);
  background-color: #030712;
  background-image: 
    radial-gradient(at 0% 0%, rgba(99, 102, 241, 0.12) 0px, transparent 50%),
    radial-gradient(at 100% 0%, rgba(168, 85, 247, 0.12) 0px, transparent 50%),
    radial-gradient(at 50% 100%, rgba(236, 72, 153, 0.08) 0px, transparent 50%);
  background-attachment: fixed;
  color: #f3f4f6;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Glassmorphism Cards & Panels */
.glass-panel {
  background: rgba(17, 24, 39, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.glass-card-hover {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.glass-card-hover:hover {
  border-color: rgba(99, 102, 241, 0.45);
  box-shadow: 0 20px 40px -15px rgba(99, 102, 241, 0.3);
  transform: translateY(-3px);
}

/* Glowing Accent Highlights */
.glow-indigo {
  box-shadow: 0 0 30px -5px rgba(99, 102, 241, 0.3);
}

.glow-purple {
  box-shadow: 0 0 30px -5px rgba(168, 85, 247, 0.3);
}

/* Drag & Drop Zone */
.drop-zone {
  transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  border-style: dashed;
  position: relative;
  overflow: hidden;
}

.drop-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at center, rgba(99, 102, 241, 0.15), transparent 70%);
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
}

.drop-zone:hover::before,
.drop-zone.dragover::before {
  opacity: 1;
}

.drop-zone.dragover {
  border-color: #6366f1;
  background-color: rgba(99, 102, 241, 0.12);
  transform: scale(1.015);
}

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-8px); }
}

.animate-float {
  animation: float 4s ease-in-out infinite;
}

@keyframes pulse-slow {
  0%, 100% { opacity: 0.3; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

.animate-pulse-slow {
  animation: pulse-slow 6s ease-in-out infinite;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-fade-in-up {
  animation: fadeInUp 0.4s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* Custom Responsive Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}

::-webkit-scrollbar-track {
  background: rgba(3, 7, 18, 0.6);
}

::-webkit-scrollbar-thumb {
  background: rgba(55, 65, 81, 0.6);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(99, 102, 241, 0.8);
}

/* JSON Code Viewer */
pre.json-viewer {
  font-family: 'Fira Code', 'Cascadia Code', Consolas, monospace;
  font-size: 0.825rem;
  line-height: 1.6;
  background-color: #030712;
  border-radius: 0.875rem;
  padding: 1.25rem;
  overflow-x: auto;
  color: #e2e8f0;
  tab-size: 2;
}

/* Skeleton Loading State */
@keyframes skeleton-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

.skeleton-loader {
  background: linear-gradient(90deg, rgba(255, 255, 255, 0.04) 25%, rgba(255, 255, 255, 0.1) 37%, rgba(255, 255, 255, 0.04) 63%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.8s infinite;
  border-radius: 0.5rem;
}

/* Mobile Toast Adjustments */
@media (max-width: 640px) {
  #toast-box {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    max-width: none;
  }
}