:root {
  --c-surface: 20 19 18;
  --c-surface-dim: 20 19 18;
  --c-surface-bright: 59 57 55;
  --c-surface-container-lowest: 15 14 13;
  --c-surface-container-low: 29 27 26;
  --c-surface-container: 33 31 30;
  --c-surface-container-high: 43 42 40;
  --c-surface-container-highest: 54 52 51;
  --c-on-surface: 230 225 223;
  --c-on-surface-variant: 220 193 184;
  --c-inverse-surface: 230 225 223;
  --c-inverse-on-surface: 50 48 47;
  --c-outline: 164 139 132;
  --c-outline-variant: 86 66 60;
  --c-surface-tint: 255 181 157;
  --c-primary: 255 181 157;
  --c-on-primary: 93 24 0;
  --c-primary-container: 220 115 80;
  --c-on-primary-container: 82 20 0;
  --c-inverse-primary: 157 67 36;
  --c-secondary: 78 222 163;
  --c-on-secondary: 0 56 36;
  --c-secondary-container: 0 165 114;
  --c-on-secondary-container: 0 49 31;
  --c-tertiary: 123 208 255;
  --c-on-tertiary: 0 53 74;
  --c-tertiary-container: 0 155 209;
  --c-on-tertiary-container: 0 45 64;
  --c-error: 255 180 171;
  --c-on-error: 105 0 5;
  --c-error-container: 147 0 10;
  --c-on-error-container: 255 218 214;
  --c-primary-fixed: 255 219 208;
  --c-primary-fixed-dim: 255 181 157;
  --c-on-primary-fixed: 57 11 0;
  --c-on-primary-fixed-variant: 126 44 14;
  --c-secondary-fixed: 111 251 190;
  --c-secondary-fixed-dim: 78 222 163;
  --c-on-secondary-fixed: 0 33 19;
  --c-on-secondary-fixed-variant: 0 82 54;
  --c-tertiary-fixed: 196 231 255;
  --c-tertiary-fixed-dim: 123 208 255;
  --c-on-tertiary-fixed: 0 30 44;
  --c-on-tertiary-fixed-variant: 0 76 105;
  --c-background: 20 19 18;
  --c-on-background: 230 225 223;
  --c-surface-variant: 54 52 51;
  --c-canvas-dark: 12 10 9;
  --c-surface-base: 20 18 16;
  --c-surface-elevated: 28 25 23;
  --c-surface-border: 46 42 39;
  --c-text-primary: 245 245 244;
  --c-text-secondary: 168 162 158;
  --c-text-tertiary: 120 113 108;
  --c-status-active: 16 185 129;
  --c-status-in-progress: 245 158 11;
  --c-status-internal: 99 102 241;
  --c-status-consult: 201 100 66;
  --c-warm-glow: 201 100 66;
}

/* 双主题变量（暗色=Stitch 设计原色；浅色=映射） */
:root[data-theme="dark"] {
  --c-surface: 20 19 18;
  --c-surface-dim: 20 19 18;
  --c-surface-bright: 59 57 55;
  --c-surface-container-lowest: 15 14 13;
  --c-surface-container-low: 29 27 26;
  --c-surface-container: 33 31 30;
  --c-surface-container-high: 43 42 40;
  --c-surface-container-highest: 54 52 51;
  --c-on-surface: 230 225 223;
  --c-on-surface-variant: 220 193 184;
  --c-inverse-surface: 230 225 223;
  --c-inverse-on-surface: 50 48 47;
  --c-outline: 164 139 132;
  --c-outline-variant: 86 66 60;
  --c-surface-tint: 255 181 157;
  --c-primary: 255 181 157;
  --c-on-primary: 93 24 0;
  --c-primary-container: 220 115 80;
  --c-on-primary-container: 82 20 0;
  --c-inverse-primary: 157 67 36;
  --c-secondary: 78 222 163;
  --c-on-secondary: 0 56 36;
  --c-secondary-container: 0 165 114;
  --c-on-secondary-container: 0 49 31;
  --c-tertiary: 123 208 255;
  --c-on-tertiary: 0 53 74;
  --c-tertiary-container: 0 155 209;
  --c-on-tertiary-container: 0 45 64;
  --c-error: 255 180 171;
  --c-on-error: 105 0 5;
  --c-error-container: 147 0 10;
  --c-on-error-container: 255 218 214;
  --c-primary-fixed: 255 219 208;
  --c-primary-fixed-dim: 255 181 157;
  --c-on-primary-fixed: 57 11 0;
  --c-on-primary-fixed-variant: 126 44 14;
  --c-secondary-fixed: 111 251 190;
  --c-secondary-fixed-dim: 78 222 163;
  --c-on-secondary-fixed: 0 33 19;
  --c-on-secondary-fixed-variant: 0 82 54;
  --c-tertiary-fixed: 196 231 255;
  --c-tertiary-fixed-dim: 123 208 255;
  --c-on-tertiary-fixed: 0 30 44;
  --c-on-tertiary-fixed-variant: 0 76 105;
  --c-background: 20 19 18;
  --c-on-background: 230 225 223;
  --c-surface-variant: 54 52 51;
  --c-canvas-dark: 12 10 9;
  --c-surface-base: 20 18 16;
  --c-surface-elevated: 28 25 23;
  --c-surface-border: 46 42 39;
  --c-text-primary: 245 245 244;
  --c-text-secondary: 168 162 158;
  --c-text-tertiary: 120 113 108;
  --c-status-active: 16 185 129;
  --c-status-in-progress: 245 158 11;
  --c-status-internal: 99 102 241;
  --c-status-consult: 201 100 66;
  --c-warm-glow: 201 100 66;
}

:root[data-theme="light"] {
  --c-surface: 250 250 248;
  --c-surface-dim: 246 243 240;
  --c-surface-bright: 255 255 255;
  --c-surface-container-lowest: 255 255 255;
  --c-surface-container-low: 252 250 248;
  --c-surface-container: 255 255 255;
  --c-surface-container-high: 246 243 240;
  --c-surface-container-highest: 239 235 231;
  --c-on-surface: 28 25 23;
  --c-on-surface-variant: 122 90 74;
  --c-inverse-surface: 41 37 36;
  --c-inverse-on-surface: 245 245 244;
  --c-outline: 168 162 158;
  --c-outline-variant: 231 229 228;
  --c-surface-tint: 201 100 66;
  --c-primary: 201 100 66;
  --c-on-primary: 255 255 255;
  --c-primary-container: 201 100 66;
  --c-on-primary-container: 255 255 255;
  --c-inverse-primary: 232 161 126;
  --c-secondary: 4 120 87;
  --c-on-secondary: 255 255 255;
  --c-secondary-container: 209 250 229;
  --c-on-secondary-container: 6 95 70;
  --c-tertiary: 3 105 161;
  --c-on-tertiary: 255 255 255;
  --c-tertiary-container: 224 242 254;
  --c-on-tertiary-container: 7 89 133;
  --c-error: 185 28 28;
  --c-on-error: 255 255 255;
  --c-error-container: 254 226 226;
  --c-on-error-container: 153 27 27;
  --c-primary-fixed: 251 241 236;
  --c-primary-fixed-dim: 232 161 126;
  --c-on-primary-fixed: 126 44 14;
  --c-on-primary-fixed-variant: 154 74 46;
  --c-secondary-fixed: 209 250 229;
  --c-secondary-fixed-dim: 110 231 183;
  --c-on-secondary-fixed: 6 78 59;
  --c-on-secondary-fixed-variant: 6 95 70;
  --c-tertiary-fixed: 224 242 254;
  --c-tertiary-fixed-dim: 125 211 252;
  --c-on-tertiary-fixed: 8 47 73;
  --c-on-tertiary-fixed-variant: 7 89 133;
  --c-background: 250 250 248;
  --c-on-background: 28 25 23;
  --c-surface-variant: 231 229 228;
  --c-canvas-dark: 246 243 240;
  --c-surface-base: 250 250 248;
  --c-surface-elevated: 255 255 255;
  --c-surface-border: 231 229 228;
  --c-text-primary: 28 25 23;
  --c-text-secondary: 87 83 78;
  --c-text-tertiary: 120 113 108;
  --c-status-active: 5 150 105;
  --c-status-in-progress: 180 83 9;
  --c-status-internal: 79 70 229;
  --c-status-consult: 201 100 66;
  --c-warm-glow: 201 100 66;
}