* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg: #0c0c18;
  --bg-secondary: #12121f;
  --sidebar-bg: rgba(12, 12, 24, 0.8);
  --card-bg: rgba(255, 255, 255, 0.04);
  --card-bg-hover: rgba(255, 255, 255, 0.07);
  --card-border: rgba(255, 255, 255, 0.07);
  --card-border-hover: rgba(255, 255, 255, 0.12);
  --text-primary: rgba(255, 255, 255, 0.95);
  --text-secondary: rgba(255, 255, 255, 0.45);
  --text-tertiary: rgba(255, 255, 255, 0.25);
  --accent: #818cf8;
  --accent-secondary: #22d3ee;
  --accent-glow: rgba(129, 140, 248, 0.15);
  --glass: rgba(255, 255, 255, 0.03);
  --glass-border: rgba(255, 255, 255, 0.06);
  --gradient-primary: linear-gradient(135deg, #6366f1, #8b5cf6);
  --gradient-warm: linear-gradient(135deg, #f59e0b, #ef4444);
  --gradient-cool: linear-gradient(135deg, #06b6d4, #3b82f6);
  --gradient-green: linear-gradient(135deg, #10b981, #34d399);
  --on-color: #818cf8;
  --off-color: rgba(255, 255, 255, 0.15);
  --radius-sm: 12px;
  --radius-md: 16px;
  --radius-lg: 22px;
  --radius-xl: 28px;
}

html, body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'Segoe UI', system-ui, sans-serif;
  height: 100%;
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

#__next, main {
  height: 100%;
}

/* Ambient background orbs */
.bg-ambient {
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.bg-ambient::before {
  content: '';
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.08) 0%, transparent 70%);
  top: -200px;
  right: -100px;
  animation: float1 20s ease-in-out infinite;
}
.bg-ambient::after {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.06) 0%, transparent 70%);
  bottom: -150px;
  left: -50px;
  animation: float2 25s ease-in-out infinite;
}

@keyframes float1 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, 40px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}
@keyframes float2 {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(-40px, -30px) scale(1.1); }
  66% { transform: translate(20px, -10px) scale(0.9); }
}

/* Glass card base */
.glass-card {
  background: var(--card-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-lg);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}
.glass-card:hover {
  background: var(--card-bg-hover);
  border-color: var(--card-border-hover);
}

/* Gradient text */
.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

button {
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  font-family: inherit;
}

button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Smooth scrollbar */
::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* Pulse animation for active devices */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 20px rgba(129, 140, 248, 0.15); }
  50% { box-shadow: 0 0 30px rgba(129, 140, 248, 0.25); }
}

/* Slide in animation */
@keyframes slideUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-slide-up {
  animation: slideUp 0.4s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}