@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

:root {
  --font-sans: 'Outfit', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Theme variables - Default Dark Mode */
  --bg-primary: #0a0f1d;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --bg-glass: rgba(17, 24, 39, 0.7);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f3f4f6;
  --text-secondary: #9ca3af;
  --text-muted: #6b7280;
  
  --accent-blue: #3b82f6;
  --accent-blue-glow: rgba(59, 130, 246, 0.4);
  --accent-green: #10b981;
  --accent-green-glow: rgba(16, 185, 129, 0.4);
  --accent-purple: #8b5cf6;
  --accent-purple-glow: rgba(139, 92, 246, 0.4);
  --accent-amber: #f59e0b;
  --accent-amber-glow: rgba(245, 158, 11, 0.4);
  --accent-red: #ef4444;
  --accent-red-glow: rgba(239, 68, 68, 0.4);

  --grid-color: rgba(255, 255, 255, 0.03);
  --terminal-bg: #030712;
  --terminal-text: #10b981;
  --terminal-border: rgba(16, 185, 129, 0.2);
}

:root.light {
  /* Theme variables - Light Mode */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --bg-glass: rgba(255, 255, 255, 0.75);
  --border-glass: rgba(0, 0, 0, 0.06);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --accent-blue: #2563eb;
  --accent-blue-glow: rgba(37, 99, 235, 0.2);
  --accent-green: #059669;
  --accent-green-glow: rgba(5, 150, 105, 0.2);
  --accent-purple: #7c3aed;
  --accent-purple-glow: rgba(124, 58, 237, 0.2);
  --accent-amber: #d97706;
  --accent-amber-glow: rgba(217, 119, 6, 0.2);
  --accent-red: #dc2626;
  --accent-red-glow: rgba(220, 38, 38, 0.2);

  --grid-color: rgba(0, 0, 0, 0.02);
  --terminal-bg: #0f172a;
  --terminal-text: #34d399;
  --terminal-border: rgba(255, 255, 255, 0.1);
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  transition: background-color 0.4s cubic-bezier(0.4, 0, 0.2, 1), color 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  overflow-x: hidden;
}

/* Background Grid Pattern */
.bg-grid {
  background-image: 
    linear-gradient(to right, var(--grid-color) 1px, transparent 1px),
    linear-gradient(to bottom, var(--grid-color) 1px, transparent 1px);
  background-size: 40px 40px;
}

/* Glassmorphism Styles */
.glass-panel {
  background: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-glass);
  border-radius: 1rem;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.glass-card {
  background: rgba(var(--bg-secondary), 0.4);
  border: 1px solid var(--border-glass);
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

/* Custom Animations */
@keyframes dash {
  to {
    stroke-dashoffset: -40;
  }
}

@keyframes packet-glow {
  0%, 100% {
    filter: drop-shadow(0 0 2px var(--accent-blue)) drop-shadow(0 0 4px var(--accent-blue));
  }
  50% {
    filter: drop-shadow(0 0 4px var(--accent-blue)) drop-shadow(0 0 8px var(--accent-blue));
  }
}

@keyframes pulse-node {
  0% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(59, 130, 246, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-4px);
  }
}

/* Interactive SVG Connection lines */
.connection-line {
  stroke-dasharray: 8, 8;
  transition: stroke 0.3s, stroke-width 0.3s;
}

.connection-line.active {
  animation: dash 1.5s linear infinite;
  stroke-width: 3px;
}

.connection-line.resolved {
  stroke-dasharray: none;
  stroke-width: 2px;
}

/* Packets moving along line paths */
.packet {
  animation: packet-glow 1.5s ease-in-out infinite;
}

.pulse-active {
  animation: pulse-node 2s infinite;
}

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

/* Editors Syntax Styling */
.code-editor {
  font-family: var(--font-mono);
  background-color: rgba(3, 7, 18, 0.7);
  color: #38bdf8;
  resize: none;
}

.light .code-editor {
  background-color: #0f172a;
  color: #38bdf8;
}

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

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-glass);
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Tabs Animation & Border */
.tab-btn {
  position: relative;
  transition: color 0.3s ease;
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-blue);
  transform: scaleX(0);
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.tab-btn.active::after {
  transform: scaleX(1);
}

/* Terminal Console style */
.terminal-console {
  background-color: var(--terminal-bg);
  border: 1px solid var(--terminal-border);
  color: var(--terminal-text);
  font-family: var(--font-mono);
}

/* Mini Browser styling */
.mini-browser-iframe {
  background: white;
  width: 100%;
  height: 100%;
  border: none;
  border-bottom-left-radius: 0.5rem;
  border-bottom-right-radius: 0.5rem;
}

/* Theme Overrides for Light Mode */
html.light body {
  background-color: var(--bg-primary) !important;
  color: var(--text-primary) !important;
}

html.light .node-card {
  background-color: var(--bg-secondary) !important;
  border-color: rgba(0, 0, 0, 0.08) !important;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03) !important;
}

html.light .node-card h4 {
  color: var(--text-primary) !important;
}

html.light .node-card p {
  color: var(--text-secondary) !important;
}

html.light .glass-panel {
  background-color: var(--bg-glass) !important;
  border-color: var(--border-glass) !important;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02) !important;
}

html.light header {
  background-color: rgba(255, 255, 255, 0.8) !important;
  border-color: rgba(0, 0, 0, 0.06) !important;
}

html.light header h1 {
  background-image: linear-gradient(to right, #1d4ed8, #4f46e5, #1e293b) !important;
}

html.light #url-input {
  color: var(--text-primary) !important;
}

html.light textarea, html.light input {
  color: var(--text-primary) !important;
  background-color: var(--bg-secondary) !important;
  border-color: rgba(0, 0, 0, 0.1) !important;
}

html.light .tab-btn {
  color: var(--text-secondary) !important;
}

html.light .tab-btn.active {
  color: var(--accent-blue) !important;
}

html.light .bg-slate-950 {
  background-color: var(--bg-tertiary) !important;
}

html.light .text-slate-100 {
  color: var(--text-primary) !important;
}

html.light .text-slate-400 {
  color: var(--text-secondary) !important;
}

html.light .text-slate-500 {
  color: var(--text-muted) !important;
}

html.light .bg-slate-900\/40 {
  background-color: rgba(255, 255, 255, 0.5) !important;
}

html.light .bg-slate-900\/60 {
  background-color: rgba(255, 255, 255, 0.8) !important;
}

html.light .bg-slate-950\/60 {
  background-color: var(--bg-tertiary) !important;
}

html.light .bg-slate-950\/80 {
  background-color: var(--bg-secondary) !important;
}

html.light .border-slate-800 {
  border-color: rgba(0, 0, 0, 0.08) !important;
}

html.light .border-slate-850 {
  border-color: rgba(0, 0, 0, 0.08) !important;
}

html.light .bg-slate-900 {
  background-color: var(--bg-tertiary) !important;
}