:root{color-scheme:light dark;--bg:#f6f7f9;--surface:#fff;--border:#e3e5e9;--grid:#eceef1;--ink:#1b1d22;--ink-2:#4a4f59;--muted:#6b717c;--accent:#fc4c02;--accent-ink:#fff;--bar:#e8590c;--bar-hover:#c94a06;--danger:#c0262d;--radius:10px}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg:#0f1114;--surface:#17191e;--border:#2a2e36;--grid:#23262d;--ink:#eceef2;--ink-2:#b8bdc7;--muted:#8a909b;--bar-hover:#ff7a3d;--danger:#ff6b6b}}:root[data-theme=dark]{--bg:#0f1114;--surface:#17191e;--border:#2a2e36;--grid:#23262d;--ink:#eceef2;--ink-2:#b8bdc7;--muted:#8a909b;--bar-hover:#ff7a3d;--danger:#ff6b6b}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Hiragino Sans,Noto Sans JP,sans-serif;line-height:1.6;margin:0}a{color:inherit}.page{margin:0 auto;max-width:880px;padding:24px 16px 64px}h1{font-size:1.4rem;margin:0 0 16px}.muted{color:var(--muted)}.num{font-variant-numeric:tabular-nums}.alert{border:1px solid;border-radius:var(--radius);color:var(--danger);padding:8px 12px}.card{border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card,button,select{background:var(--surface)}button,select{border:1px solid var(--border);border-radius:8px;color:var(--ink);cursor:pointer;font:inherit;padding:6px 12px}button:hover:not(:disabled),select:hover{border-color:var(--muted)}button:disabled{cursor:progress;opacity:.6}a.primary,button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}a.primary{border-radius:8px;display:inline-block;padding:10px 18px;text-decoration:none}button.link{background:none;border:none;color:var(--muted);padding:0;text-decoration:underline}button.link.danger{color:var(--danger)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px}