/* 运行模式动画 —— 无边框无底色，直接融在星空背景上 */

:root {
  --bg-0: #0c1120;
  --bg-1: #111830;
  --text-1: #eef1f8;
  --text-2: #a7b0c4;
  --text-3: #6b7488;
  --line: rgba(168, 180, 210, 0.14);
  --accent: #a9c2f0;
  --accent-strong: #c1d4f6;
  --ok: #7ba889;
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Noto Sans SC", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  --font-mono: ui-monospace, "SF Mono", "SFMono-Regular", Menlo, Consolas, monospace;
}

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

body {
  font-family: var(--font-sans);
  background: linear-gradient(180deg, var(--bg-1) 0%, var(--bg-0) 60%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-1);
}

.stage { display: flex; flex-direction: column; align-items: center; gap: 18px; }

.hint { font-size: 13px; color: var(--text-3); }


/* demo 页动画宿主尺寸 */
.anim-host { width: 460px; height: 388px; }