:root{--color-primary:#166534;--color-primary-hover:#14532d;--color-primary-active:#0f3d22;--color-accent:#b45309;--color-text:#1a1a1a;--color-text-secondary:#454545;--color-text-muted:#5f5f5f;--color-on-primary:#fff;--color-link:#1d4ed8;--color-bg:#fff;--color-surface:#f6f5f1;--color-muted:#eceae3;--color-border:#cbcbcb;--color-danger:#b91c1c;--color-focus-ring:#1d4ed8;--font-base:18px;--font-cta:22px;--line-relaxed:1.75;--font-family-base:"Hiragino Kaku Gothic ProN", "Hiragino Sans", "Noto Sans JP", "Yu Gothic", Meiryo, system-ui, sans-serif;--tap-min:48px;--cta-min-height:56px;--radius-md:12px}*,:before,:after{box-sizing:border-box}html{-moz-text-size-adjust:100%;text-size-adjust:100%}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-family-base);font-size:var(--font-base);line-height:var(--line-relaxed);margin:0}a{color:var(--color-link)}button,[role=button],a.button{min-height:var(--tap-min);min-width:var(--tap-min)}:focus-visible{outline:3px solid var(--color-focus-ring);outline-offset:2px}