* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background:
    radial-gradient(circle at 15% 20%, rgba(51, 230, 255, 0.08), transparent 28%),
    radial-gradient(circle at 85% 18%, rgba(122, 92, 255, 0.1), transparent 30%),
    radial-gradient(circle at 50% 100%, rgba(77, 163, 255, 0.07), transparent 32%),
    var(--bg-primary);
  color: var(--text-primary);
}

body {
  min-height: 100vh;
}

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
}

[hidden] {
  display: none !important;
}

.app-shell {
  min-height: 100vh;
  display: flex;
}

.app-main {
  flex: 1;
  min-width: 0;
  padding-left: 280px;
}

.page-content {
  padding: 24px 28px 32px;
}