:root{color-scheme:light;--ink:#172033;--muted:#5e6675;--paper:#f7f8fb;--card:#fff;--link:#2457c5}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}.shell{width:min(680px,calc(100% - 32px));margin:12vh auto;padding:clamp(24px,6vw,56px);background:var(--card);border:1px solid #dfe3eb;border-radius:18px;box-shadow:0 18px 50px rgba(23,32,51,.08)}.eyebrow{margin:0 0 12px;color:var(--muted);font-size:.82rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase}h1{margin:.1em 0 .55em;font-size:clamp(2rem,7vw,3.5rem);line-height:1.05}p{margin:.8em 0;color:var(--muted);font-size:1.05rem}a{color:var(--link);font-weight:700}@media(max-width:480px){.shell{margin:24px auto;border-radius:12px;padding:24px}}