:root {
  /* 舞台尺寸（终端屏 1920 × 1080） */
  --stage-w: 1920px;
  --stage-h: 1080px;
  --page-gutter: 80px;

  /* 色彩 */
  --c-black: #000;
  --c-bg: #06100c;
  --c-bg-2: #0b1a14;
  --c-surface: rgba(24, 48, 38, 0.72);
  --c-surface-2: rgba(10, 24, 18, 0.92);
  --c-border: rgba(130, 180, 150, 0.16);
  --c-gold: #d8b46a;
  --c-gold-light: #f3d9a0;
  --c-gold-deep: #a8823c;
  --c-text: #eef3ee;
  --c-text-2: #a3b6ab;
  --c-text-3: #6d8379;
  --c-green: #5fd39a;
  --c-tag-bg: rgba(95, 211, 154, 0.08);
  --c-tag-border: rgba(95, 211, 154, 0.24);
  --c-tag-text: #8fd3ad;

  /* 字体 */
  --font-sans: "PingFang SC", "HarmonyOS Sans SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
  --font-serif: "Noto Serif SC", "Source Han Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --font-num: "DIN Alternate", "Helvetica Neue", Arial, sans-serif;

  /* 缓动 */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);

  /* 卡片 */
  --card-w: 330px;
  --card-h: 372px;
  --card-radius: 22px;
  --card-shadow: 0 22px 44px rgba(0, 0, 0, 0.38), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}