:root {
  color-scheme: dark;
  --font-step: 0px;
  --app-font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg: #17130F; --panel: #211A15; --panel2: #2B241D; --text: #F7F0E5; --muted: #C7B8A6; --line: #4B3D32;
  --accent: #E0C29D; --on-accent: #2A1F17; --accent2: #9FA985;
  --ok: #9FA985; --warn: #D9AF80; --danger: #F2B8AC; --toggle-bg: #2B241D;
  --shadow: 0 18px 46px rgba(0, 0, 0, .36);
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #F7F0E5; --panel: #FFFDF8; --panel2: #EDE5D9; --text: #3E3026; --muted: #6F6257; --line: #D9C9B8;
  --accent: #856344; --on-accent: #FFFFFF; --accent2: #63734F;
  --ok: #5F6B4D; --warn: #8A641F; --danger: #B54A3D; --toggle-bg: #EDE5D9;
  --shadow: 0 14px 34px rgba(83, 56, 36, .14);
}

html[data-theme="dark"] { color-scheme: dark; }
html[data-size="small"] { --font-step: -1px; }
html[data-size="large"] { --font-step: 1px; }
html[data-font="serif"] { --app-font: "Songti SC", "Noto Serif CJK SC", Georgia, serif; }
html[data-font="rounded"] { --app-font: ui-rounded, "SF Pro Rounded", "Segoe UI", sans-serif; }
html[data-font="mono"] { --app-font: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
body { font-family: var(--app-font); }