:root {
  /* 文字 */
  --ink: #0C1830;
  --ink-2: #4A5B75;
  --ink-3: #8898B0;

  /* 表面 */
  --bg: #F6F8FC;
  --surface: #FFFFFF;
  --line: #E4EAF4;
  --line-strong: #D2DCEC;

  /* 品牌：一个蓝、一个薄荷青，不再混用第三种彩色 */
  --brand: #2F6BFF;
  --brand-deep: #1746C8;
  --brand-soft: #EDF3FF;
  --mint: #4FE3C1;
  --cyan: #0B9C85;
  --cyan-soft: #E6F8F3;

  /* 深空首屏 */
  --navy: #070E20;
  --navy-2: #0C1C36;
  --navy-3: #10294C;
  --navy-line: #1B3658;
  --navy-text: #AABFD9;

  /* 形状与层次 */
  --max: 1180px;
  --r: 16px;
  --r-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(12, 24, 48, .04), 0 10px 28px rgba(12, 24, 48, .05);
  --shadow-md: 0 20px 56px rgba(12, 24, 48, .11);
  --shadow-lift: 0 18px 48px rgba(12, 24, 48, .10);

  --font: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;
}