:root {
  --paper: #f3f5f6;
  --paper-raised: #fbfcfc;
  --paper-sunken: #e8ecee;
  --ink: #1b2129;
  --ink-muted: #5b6673;
  --line: #d3d9dd;
  --line-strong: #75818c;
  --ai: #1e50a2;
  --ai-deep: #163c7c;
  --ai-soft: #dbe5f5;
  --on-ai: #ffffff;
  --shu: #c0351d;
  --status-live: #1e6b4f;
  --status-progress: #8a5a00;
  --status-research: var(--ai);
  --status-dormant: #626b74;
  --link: var(--ai);
  --focus: var(--ai);
  --focus-ring: 0 0 0 2px #f3f5f6, 0 0 0 4px #1e50a2;
  --shadow-float: 0 8px 24px rgba(27, 33, 41, 0.12);
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;
  --radius-none: 0;
  --radius-sm: 2px;
  --radius-md: 4px;
  --radius-full: 9999px;
  --container-prose: 680px;
  --container-wide: 1120px;
  --ledger-col: 240px;
  --gutter-mobile: 16px;
  --gutter-desktop: 32px;
  --header-height: 64px;
  --hairline: 1px;
  --rule: 2px;
  --measure: 42em;
  --font-serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", YuMincho, "Noto Serif JP", serif;
  --font-sans: "IBM Plex Sans JP", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Yu Gothic", YuGothic, Meiryo, sans-serif;
  --font-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #14181d;
    --paper-raised: #1c2128;
    --paper-sunken: #0f1216;
    --ink: #e7eaed;
    --ink-muted: #a3acb5;
    --line: #2b333b;
    --line-strong: #6b7680;
    --ai: #8fb3ec;
    --ai-deep: #adc7f2;
    --ai-soft: #22324a;
    --on-ai: #0e1420;
    --shu: #f08a72;
    --status-live: #7fcaa6;
    --status-progress: #e0b45c;
    --status-research: var(--ai);
    --status-dormant: #98a2ac;
    --link: var(--ai);
    --focus: var(--ai);
    --focus-ring: 0 0 0 2px #14181d, 0 0 0 4px #8fb3ec;
    --shadow-float: 0 8px 24px rgba(0, 0, 0, 0.5);
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #14181d;
  --paper-raised: #1c2128;
  --paper-sunken: #0f1216;
  --ink: #e7eaed;
  --ink-muted: #a3acb5;
  --line: #2b333b;
  --line-strong: #6b7680;
  --ai: #8fb3ec;
  --ai-deep: #adc7f2;
  --ai-soft: #22324a;
  --on-ai: #0e1420;
  --shu: #f08a72;
  --status-live: #7fcaa6;
  --status-progress: #e0b45c;
  --status-research: var(--ai);
  --status-dormant: #98a2ac;
  --link: var(--ai);
  --focus: var(--ai);
  --focus-ring: 0 0 0 2px #14181d, 0 0 0 4px #8fb3ec;
  --shadow-float: 0 8px 24px rgba(0, 0, 0, 0.5);
  color-scheme: dark;
}