:root{--color-main:#00472a;--color-pastel:#d7fded;--color-accent:#ff9c1a;--color-text:#333;--color-footer-bg:#505b5e;--color-white:#fff;--color-page-muted:#f7f8f7;--header-height:72px;--font-sans:"Noto Sans JP","Hiragino Sans","Yu Gothic",sans-serif;--max-width:1200px;--page-inline-pad:clamp(1rem,4vw,2.25rem);--space-xs:0.5rem;--space-sm:1rem;--space-md:1.5rem;--space-lg:2.5rem;--space-xl:4rem;--radius-pill:999px;--shadow-soft:0 8px 24px rgba(0,71,42,0.12)}.site-container{width:min(var(--max-width),calc(100% - 2 * var(--page-inline-pad)));margin-inline:auto}