:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--ink:#203b36;--paper:#f6f5ef;--accent:#bf4f2d}*{box-sizing:border-box}body{color:var(--ink);background:var(--paper);margin:0;font-family:Arial,Noto Sans JP,sans-serif}.site-header{border-bottom:1px solid #d8dfd7;justify-content:space-between;align-items:center;padding:24px clamp(20px,5vw,72px);display:flex}.eyebrow{letter-spacing:.12em;margin:0 0 6px;font-size:12px}h1{letter-spacing:.08em;margin:0;font-size:25px}.stage-badge{letter-spacing:.12em;border:1px solid #b9c8bd;border-radius:4px;padding:7px 12px;font-size:11px}.intro{padding:32px clamp(20px,5vw,72px)}.intro p{font-size:14px;line-height:1.8}h2{margin:10px 0;font-size:clamp(24px,4vw,36px)}