:root{--color-brand-50:#eef2ff;--color-brand-100:#e0e7ff;--color-brand-600:#4f46e5;--color-brand-700:#4338ca;--color-brand-800:#3730a3;--color-leaf-50:#f1faf3;--color-leaf-100:#dcf4e3;--color-leaf-600:#238636;--color-leaf-700:#1a6f2b;--color-ink-900:#172033;--color-ink-600:#526174;--color-surface:#fff;--color-background:#f7f8fc;--color-border:#d9dee8;--color-focus:#7c3aed;--color-success:#16794b;--color-warning:#9a6700;--color-error:#b42318;--color-info:#175cd3;--font-sans:var(--font-noto-sans-jp), system-ui, -apple-system, sans-serif;--fs-display:40px;--lh-display:48px;--fs-h1:36px;--lh-h1:44px;--fs-h2:28px;--lh-h2:38px;--fs-h3:21px;--lh-h3:30px;--fs-body-lg:18px;--lh-body-lg:30px;--fs-body:16px;--lh-body:27px;--fs-small:14px;--lh-small:22px;--fs-label:14px;--lh-label:20px;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-6:24px;--space-8:32px;--space-12:48px;--space-16:64px;--space-24:96px;--radius-control:10px;--radius-card:14px;--radius-pill:999px;--container-reading:720px;--container-default:1120px;--container-wide:1280px;--control-height:48px;--control-min-touch:44px;--motion-fast:.12s ease-out;--motion-standard:.18s ease-out;--motion-slow:.24s ease-out;--shadow-card:0 4px 16px #17203314;--shadow-overlay:0 16px 40px #17203329}*{box-sizing:border-box}html,body{margin:0;padding:0}body{color:var(--color-ink-900);background:var(--color-surface);font-family:var(--font-sans);font-size:var(--fs-body);line-height:var(--lh-body);-webkit-font-smoothing:antialiased}a{color:inherit}button{font-family:inherit}@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}