:root {
  --ink: #0f172a;
  --blue: #155eef;
  --muted: #64748b;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: #f8fafc;
  font-family: 'DM Sans', sans-serif;
}

h1, h2, h3, h4, .brand, .font-heading {
  font-family: 'Space Grotesk', sans-serif;
}

code, pre, .font-mono {
  font-family: 'JetBrains Mono', monospace;
}

.grid-bg {
  background-color: #f8fafc;
  background-image:
    linear-gradient(#e2e8f0 1px, transparent 1px),
    linear-gradient(90deg, #e2e8f0 1px, transparent 1px);
  background-size: 32px 32px;
}

.glass {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
}

.score-ring {
  background: conic-gradient(#155eef var(--score), #e2e8f0 0);
}

.score-ring::before {
  content: '';
  position: absolute;
  inset: 10px;
  background: white;
  border-radius: 9999px;
}

.score-ring > * {
  position: relative;
  z-index: 2;
}

.fade-in {
  animation: fadeIn 0.4s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.scan-line {
  animation: scan 1.8s ease-in-out infinite;
}

@keyframes scan {
  0%, 100% {
    transform: translateX(-100%);
  }
  50% {
    transform: translateX(100%);
  }
}

/* Custom scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: #f1f5f9;
}
::-webkit-scrollbar-thumb {
  background: #cbd5e1;
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: #94a3b8;
}