/* 台灣老物件 A，只改表面 token，幾何沿用 base.css。 */
:root[data-era="e"] {
  --color-scheme: light;
  --color-bg: #E3C6A2;
  --color-paper: #ECD6B4;
  --color-text: #233324;
  --color-text-muted: #4F543A;
  --color-accent: #7B3E2A;
  --color-button: #304530;
  --color-divider: #8A6A47;
  --color-heavy: #764734;
  --color-button-text: #FFF1D6;
  --color-accent-secondary: #A76742;
  --color-focus: #233324;
  --color-heavy-surface: #ECD6B4;
  --font-heading: "Noto Serif TC", "Noto Serif CJK TC", "PingFang TC", "PMingLiU", serif;
  --font-body: "Noto Sans TC", "Noto Sans CJK TC", "PingFang TC", "Microsoft JhengHei", sans-serif;
  --surface-background: linear-gradient(120deg, rgb(159 126 91 / 0.06), transparent 62%), radial-gradient(ellipse at top left, rgb(255 241 214 / 0.28), transparent 68%), repeating-linear-gradient(90deg, rgb(88 70 42 / 0.025) 0 1px, transparent 1px 4px);
  --surface-border-color: #8A6A47;
  --surface-border-style: solid;
  --surface-border-image: none;
  --button-background: #304530;
  --illustration-filter: saturate(0.80) sepia(0.12);
  --heavy-illustration-filter: saturate(0.30) contrast(0.92);
}