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b{font-family:var(--font-display);letter-spacing:-.02em;color:var(--color-night-ink);font-variant-numeric:tabular-nums;font-size:clamp(1.5rem,3.6vh,2.2rem);display:block}.sdlab i{border-radius:3px;width:10px;height:10px;margin-right:6px;display:inline-block}.sdsay{font-family:var(--font-display);letter-spacing:-.025em;max-width:30em;font-size:clamp(1.4rem,min(2.4vw,4vh),2.4rem);font-weight:700;line-height:1.22}.sdsay span{opacity:.14}.how{background:var(--color-paper-2)}.htrack-wrap{height:240vh}.hstage{flex-direction:column;justify-content:center;height:100vh;padding:84px 0 3vh;display:flex;position:sticky;top:0;overflow:hidden}.hhead{width:100%;margin-bottom:3vh}.dots{gap:8px;margin-top:12px;display:flex}.dots i{background:var(--color-rule);border-radius:4px;width:28px;height:4px;position:relative;overflow:hidden}.dots i 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