:root{--color-paper:#fff;--color-ink:#0a0a0a;--color-muted:#575757;--color-muted-soft:#767676;--color-red:#db080d;--color-red-dark:#b8070b;--color-rule:#eee;--color-border:#d7d7d7;--color-warm-yellow:#ffd24f;--font-body:Inter, "Noto Sans JP", "Yu Gothic", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, Arial, sans-serif;--font-display:Inter, "Arial Black", "Noto Sans JP", "Yu Gothic", "Hiragino Sans", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;--site-gutter:clamp(24px, 5.55vw, 80px);--site-max:1280px;--section-gap:clamp(52px, 7vw, 84px);--section-pad:clamp(56px, 7vw, 84px);--radius-card:8px}
html{scroll-behavior:smooth;min-height:100%;scroll-padding-top:96px}html,body{max-width:100vw;overflow-x:clip}body{min-height:100vh;color:var(--color-ink);background:var(--color-paper);font-family:var(--font-body);text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}*{box-sizing:border-box;margin:0;padding:0}img,svg{max-width:100%;display:block}a{color:inherit;text-underline-offset:.18em;text-decoration-thickness:.08em}button,input,textarea,select{font:inherit}button{color:inherit}:focus-visible{outline:3px solid var(--color-red);outline-offset:4px}::selection{color:var(--color-paper);background:var(--color-red)}.skip-link{z-index:1000;background:var(--color-ink);color:var(--color-paper);padding:10px 14px;font-size:.875rem;font-weight:800;position:fixed;top:12px;left:12px;transform:translateY(-140%)}.skip-link:focus{transform:translateY(0)}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}