/* Shared visual tokens; existing theme selectors are unaffected. */
:is(html[data-theme="codex"], html[data-theme="codex-light"], html[data-theme="codex-dark"]) {
  color-scheme: light;
  --overlay-rgb: 35 41 52;
  --line-rgb: 88 96 110;
  --accent-rgb: 54 89 217;
  --accent-strong-rgb: 41 71 181;
  --accent: #3659D9;
  --warning-rgb: 166 101 0;
  --danger-rgb: 193 66 61;
  --success-rgb: 37 135 83;
  --accent-contrast: #ffffff;
  --bg: #F7F7F8;
  --bg-elevated: #ffffff;
  --panel: #ffffff;
  --panel-strong: #ffffff;
  --line: #E2E4E8;
  --line-strong: #858A94;
  --text: #202124;
  --muted: #60646C;
  --soft: #60646C;
  --cyan: #3659D9;
  --cyan-strong: #2947B5;
  --amber: #a66500;
  --red: #c1423d;
  --body-bg: #F7F7F8;
  --scene-grid: transparent;
  --grain-dot-a: transparent;
  --grain-dot-b: transparent;
  --grain-opacity: 0;
  --chrome-bg: rgba(255, 255, 255, 0.96);
  --modal-backdrop-bg: rgba(20, 24, 32, 0.38);
  --control-bg: #F0F1F3;
  --control-hover-bg: #E8ECFA;
  --surface-faint: transparent;
  --surface-subtle: #F0F1F3;
  --surface-muted: #ebedf1;
  --surface-hover: #e8ebf1;
  --surface-active: #e1e6f5;
  --message-bg: transparent;
  --message-user-bg: #F0F1F3;
  --message-focused-bg: #EEF1FC;
  --message-card-border: transparent;
  --message-card-user-border: transparent;
  --message-card-shadow: none;
  --message-axis-line: transparent;
  --message-axis-dot: transparent;
  --message-axis-user-dot: transparent;
  --message-axis-halo: transparent;
  --message-section-bg: #F7F7F8;
  --message-section-open-bg: #FFFFFF;
  --message-section-border: #E2E4E8;
  --message-section-border-strong: #858A94;
  --nested-bg: var(--message-section-bg);
  --nested-open-bg: var(--message-section-open-bg);
  --code-bg: #20252d;
  --code-text: #f4f6f8;
  --shadow: none;
  --radius-xl: 16px;
  --radius-lg: 14px;
  --radius-md: 10px;
  --radius-sm: 10px;
}
html[data-theme="codex-dark"] {
  color-scheme: dark;
  --overlay-rgb: 237 238 240;
  --line-rgb: 116 123 134;
  --accent-rgb: 152 173 255;
  --accent-strong-rgb: 182 198 255;
  --accent: #98ADFF;
  --warning-rgb: 240 189 99;
  --danger-rgb: 255 129 122;
  --success-rgb: 88 190 129;
  --accent-contrast: #17191E;
  --bg: #18191B; --bg-elevated: #202225; --panel: #202225; --panel-strong: #292C31;
  --line: #35383E; --line-strong: #747B86; --text: #EDEEF0; --muted: #B0B4BC; --soft: #B0B4BC;
  --cyan: #98ADFF; --cyan-strong: #B6C6FF; --amber: #F0BD63; --red: #FF817A;
  --body-bg: #18191B; --scene-grid: transparent; --grain-dot-a: transparent; --grain-dot-b: transparent; --grain-opacity: 0;
  --chrome-bg: #202225; --modal-backdrop-bg: rgba(0, 0, 0, 0.58); --control-bg: #292C31; --control-hover-bg: #323642;
  --surface-faint: transparent; --surface-subtle: #292C31; --surface-muted: #292C31; --surface-hover: #30343D; --surface-active: #343B55;
  --message-bg: transparent; --message-user-bg: #292C31; --message-focused-bg: #293148;
  --message-card-border: transparent; --message-card-user-border: transparent; --message-card-shadow: none;
  --message-axis-line: transparent; --message-axis-dot: transparent; --message-axis-user-dot: transparent; --message-axis-halo: transparent;
  --message-section-bg: #202225; --message-section-open-bg: #292C31; --message-section-border: #35383E; --message-section-border-strong: #747B86;
  --nested-bg: var(--message-section-bg); --nested-open-bg: var(--message-section-open-bg);
  --code-bg: #111318; --code-text: #EDEEF0; --shadow: none;
  --radius-xl: 16px; --radius-lg: 14px; --radius-md: 10px; --radius-sm: 10px;
}
@media (prefers-color-scheme: dark) {
html[data-theme="codex"] {
  color-scheme: dark;
  --overlay-rgb: 237 238 240;
  --line-rgb: 116 123 134;
  --accent-rgb: 152 173 255;
  --accent-strong-rgb: 182 198 255;
  --accent: #98ADFF;
  --warning-rgb: 240 189 99;
  --danger-rgb: 255 129 122;
  --success-rgb: 88 190 129;
  --accent-contrast: #17191E;
  --bg: #18191B; --bg-elevated: #202225; --panel: #202225; --panel-strong: #292C31;
  --line: #35383E; --line-strong: #747B86; --text: #EDEEF0; --muted: #B0B4BC; --soft: #B0B4BC;
  --cyan: #98ADFF; --cyan-strong: #B6C6FF; --amber: #F0BD63; --red: #FF817A;
  --body-bg: #18191B; --scene-grid: transparent; --grain-dot-a: transparent; --grain-dot-b: transparent; --grain-opacity: 0;
  --chrome-bg: #202225; --modal-backdrop-bg: rgba(0, 0, 0, 0.58); --control-bg: #292C31; --control-hover-bg: #323642;
  --surface-faint: transparent; --surface-subtle: #292C31; --surface-muted: #292C31; --surface-hover: #30343D; --surface-active: #343B55;
  --message-bg: transparent; --message-user-bg: #292C31; --message-focused-bg: #293148;
  --message-card-border: transparent; --message-card-user-border: transparent; --message-card-shadow: none;
  --message-axis-line: transparent; --message-axis-dot: transparent; --message-axis-user-dot: transparent; --message-axis-halo: transparent;
  --message-section-bg: #202225; --message-section-open-bg: #292C31; --message-section-border: #35383E; --message-section-border-strong: #747B86;
  --nested-bg: var(--message-section-bg); --nested-open-bg: var(--message-section-open-bg);
  --code-bg: #111318; --code-text: #EDEEF0; --shadow: none;
  --radius-xl: 16px; --radius-lg: 14px; --radius-md: 10px; --radius-sm: 10px;
}
}