:root{--color-primary-dark:#1e3a5f;--color-primary:#2c5f8a;--color-primary-light:#3a7ab5;--color-accent:#e8f0f8;--color-accent-light:#b8ecff;--color-text-primary:#1a1a1a;--color-text-secondary:#4a4a4a;--color-text-tertiary:#6b6b6b;--color-text-disabled:#8a8a8a;--color-text-inverse:#ffffff;--color-bg-primary:#ffffff;--color-bg-secondary:#f7f7f5;--color-bg-dark:#1a1a1a;--color-bg-hero:#0a0f1a;--color-border-light:#e8e8e8;--color-border:#d0d0d0;--color-border-dark:#333333;--font-size-xs:11px;--font-size-sm:13px;--font-size-base:15px;--font-size-md:16px;--font-size-lg:20px;--font-size-xl:24px;--font-size-2xl:28px;--font-size-3xl:36px;--font-heading:'Noto Serif JP',serif;--font-body:'Noto Sans JP',sans-serif;--font-ui:'Inter',sans-serif;--font-weight-light:300;--font-weight-regular:400;--font-weight-medium:500;--font-weight-bold:700;--line-height-tight:1.4;--line-height-normal:1.7;--line-height-relaxed:2.0;--space-1:4px;--space-2:8px;--space-3:12px;--space-4:16px;--space-5:24px;--space-6:32px;--space-7:40px;--space-8:48px;--space-9:64px;--space-10:80px;--space-11:100px;--radius-sm:2px;--radius-md:4px;--radius-lg:8px;--radius-pill:9999px;--shadow-sm:0 1px 3px rgba(0,0,0,.06);--shadow-md:0 4px 12px rgba(0,0,0,.08);--shadow-lg:0 8px 32px rgba(0,0,0,.12);--shadow-xl:0 16px 48px rgba(0,0,0,.16);--ease-out:cubic-bezier(0.25,0.46,0.45,0.94);--duration-fast:0.15s;--duration-normal:0.3s;--duration-slow:0.5s;--max-width:1600px;--sidebar-width:280px;--header-height:64px;--header-height-compact:48px}