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

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", "Microsoft YaHei", "PingFang SC", system-ui, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color 0.35s ease, color 0.35s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

a {
  text-decoration: none;
  color: inherit;
}

ul {
  list-style: none;
}

.font-mono {
  font-family: "JetBrains Mono", "Consolas", monospace;
}

#click-spark-canvas {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
}