/* Additional themes are separate from the quote component and original two themes. */
html[data-theme="qing_zhu"] {
    color-scheme: light; --bg: #edf3ed; --surface: #fafdf9; --surface-soft: #e5eee5;
    --surface-indigo: #dce9dd; --text: #172c21; --muted: #506457; --subtle: #65786b;
    --line: #c6d7c9; --line-strong: #a1bda9; --primary: #286348; --primary-hover: #174b33;
    --primary-soft: #d9ecdf; --violet: #386c56; --focus-ring: #8fbea2;
    --zs-paper: #edf3ed; --zs-card: #fafdf9; --zs-ink: #172c21; --zs-ink-soft: #506457;
    --zs-xun: #286348; --zs-xun-deep: #174b33;
}
html[data-theme="yun_bai"] {
    color-scheme: light; --bg: #f3f5f8; --surface: #fff; --surface-soft: #edf1f6;
    --surface-indigo: #e9eef9; --text: #202c3b; --muted: #586779; --subtle: #6a7788;
    --line: #d5dde7; --line-strong: #b0bdcf; --primary: #345c97; --primary-hover: #224577;
    --primary-soft: #e4edfc; --violet: #4c61a1; --focus-ring: #9cb6db;
    --zs-paper: #f3f5f8; --zs-card: #fff; --zs-ink: #202c3b; --zs-ink-soft: #586779;
    --zs-xun: #345c97; --zs-xun-deep: #224577;
}
html[data-theme="shen_hai"] {
    color-scheme: dark; --bg: #101c2a; --surface: #172638; --surface-soft: #20334a;
    --surface-indigo: #243b55; --text: #e3edf7; --muted: #b0c2d5; --subtle: #8ca5bf;
    --line: #344e69; --line-strong: #537697; --primary: #8ac5ed; --primary-hover: #b0dcfb;
    --primary-soft: #244865; --violet: #b1b8ef; --focus-ring: #557ea3;
    --success: #91d2af; --success-soft: #193c30; --warning: #efc983; --warning-soft: #43351c;
    --danger: #f3aaa6; --danger-soft: #4a2932; --overlay: #000a;
    --zs-paper: #101c2a; --zs-card: #172638; --zs-ink: #e3edf7; --zs-ink-soft: #b0c2d5;
    --zs-xun: #8ac5ed; --zs-xun-deep: #b0dcfb; --zs-seal: #f3aaa6;
}