:root{--bg: #f4f5f8;--card: #ffffff;--card-border: #eceef3;--ink: #16181f;--sub: #7a8090;--label: #8a90a0;--foot: #a8aebb;--hairline: #f0f2f6;--accent: #4f46e5;--accent-soft: #eef0fe;--accent-deep: #4338ca;--on-accent: #ffffff;--r-card: 24px;--r-button: 16px}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.6;-webkit-font-smoothing:antialiased}.page{max-width:34rem;margin:0 auto;padding:calc(env(safe-area-inset-top) + 2rem) 1rem calc(env(safe-area-inset-bottom) + 3rem)}.wordmark{display:block;margin-bottom:2.25rem}.wordmark img{display:block;height:34px;width:auto}h1{margin:0 0 .6rem;font-size:clamp(1.85rem,8vw,2.4rem);font-weight:800;letter-spacing:-.03em;line-height:1.12}h1 mark{background:none;color:var(--accent)}.lede{margin:0 0 2.25rem;color:var(--sub);font-size:1.05rem}.card{background:var(--card);border:1px solid 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