.sm{--sm-ink:#1d1d1f;--sm-ink-mute:#6e6e73;--sm-paper:#fff;--sm-line:#00000014;--sm-brand:#0071e3;color:var(--sm-ink);background:#fff}.sm-hero{color:var(--sm-ink);isolation:isolate;background:radial-gradient(50% 60% at 50% 0,#6e96ff29,#0000 62%),linear-gradient(#f5f5f7 0%,#eaeef7 100%);border-bottom:1px solid #0000000d;padding:clamp(4rem,9vw,6.5rem) 0 clamp(2.5rem,4vw,3.5rem);position:relative;overflow:hidden}.sm-hero-pattern{z-index:-1;pointer-events:none;background-image:linear-gradient(#0028780b 1px,#0000 1px),linear-gradient(90deg,#0028780b 1px,#0000 1px);background-size:48px 48px,48px 48px;position:absolute;inset:0;-webkit-mask-image:radial-gradient(85% 75% at 50% 0,#000 25%,#0000 80%);mask-image:radial-gradient(85% 75% at 50% 0,#000 25%,#0000 80%)}.sm-hero-inner{position:relative}.sm-back{color:#6e6e73;background:#fff;border:1px solid #0000001a;border-radius:999px;align-items:center;gap:.4rem;margin-bottom:1.8rem;padding:.45rem .9rem .45rem .7rem;font-size:.86rem;font-weight:500;text-decoration:none;transition:border-color .18s,color .18s,transform .18s;display:inline-flex}.sm-back:hover{border-color:var(--sm-brand);color:var(--sm-brand);transform:translateY(-1px)}.sm-hero-eyebrow{letter-spacing:.16em;text-transform:uppercase;color:var(--sm-brand);margin-bottom:.9rem;font-size:.72rem;font-weight:700;display:inline-block}.sm-hero-title{letter-spacing:-.03em;color:#1d1d1f;margin:0 0 1.1rem;font-size:clamp(2rem,5vw,3.4rem);font-weight:700;line-height:1.08}.sm-hero-desc{color:var(--sm-ink-mute);max-width:680px;margin:0;font-size:clamp(.98rem,1.3vw,1.1rem);line-height:1.6}.sm-section{background:#fff;padding:clamp(3rem,6vw,5rem) 0}.sm-section-alt{background:#f5f5f7}.sm-toc{flex-wrap:wrap;gap:.55rem;margin-bottom:3rem;display:flex}.sm-toc-link{color:#1d1d1f;background:#ffffffbf;border:1px solid #0000001a;border-radius:999px;align-items:center;gap:.5rem;padding:.5rem .95rem;font-size:.85rem;font-weight:500;text-decoration:none;transition:border-color .18s,color .18s,transform .18s;display:inline-flex;box-shadow:0 1px 2px #001e500a}.sm-toc-link:hover{border-color:var(--sm-brand);color:var(--sm-brand);transform:translateY(-1px)}.sm-toc-count{color:var(--sm-brand);background:#0071e31a;border-radius:980px;padding:.12rem .5rem;font-size:.7rem;font-weight:700}.sm-group{margin-bottom:3.5rem;scroll-margin-top:90px}.sm-group:last-child{margin-bottom:0}.sm-group-head{border-bottom:1px solid #00000014;align-items:flex-start;gap:1.1rem;margin-bottom:1.5rem;padding-bottom:1.2rem;display:flex}.sm-group-icon{width:52px;height:52px;color:var(--sm-brand);background:linear-gradient(160deg,#eaf2ff,#dae7ff);border:1px solid #0071e326;border-radius:14px;flex-shrink:0;place-items:center;display:grid;box-shadow:inset 0 1px #ffffffe6}.sm-group-num{letter-spacing:.16em;text-transform:uppercase;color:var(--sm-brand);margin-bottom:.25rem;font-size:.7rem;font-weight:700}.sm-group-title{color:#1d1d1f;letter-spacing:-.02em;margin:0 0 .3rem;font-size:clamp(1.3rem,2.3vw,1.7rem);font-weight:700;line-height:1.15}.sm-group-desc{color:var(--sm-ink-mute);margin:0;font-size:.92rem}.sm-group-desc strong{color:var(--sm-brand);font-weight:600}.sm-link-list{grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:.6rem;margin:0;padding:0;list-style:none;display:grid}.sm-link{color:inherit;background:#fffc;border:1px solid #00000014;border-radius:14px;flex-direction:column;gap:.3rem;min-width:0;padding:.9rem 1.1rem;text-decoration:none;transition:border-color .2s,box-shadow .2s,transform .2s;display:flex}.sm-link:hover{border-color:#0071e366;transform:translateY(-2px);box-shadow:0 12px 26px -16px #001e5047}.sm-link-label{color:#1d1d1f;font-size:.93rem;font-weight:600;line-height:1.3}.sm-link-sub{color:var(--sm-ink-mute);font-size:.78rem;line-height:1.4}.sm-link-url{text-overflow:ellipsis;white-space:nowrap;max-width:100%;color:var(--sm-brand);background:#0071e30f;border-radius:6px;align-self:flex-start;margin-top:.1rem;padding:.26rem .5rem;font-family:ui-monospace,monospace;font-size:.72rem;overflow:hidden}.sm-foot{max-width:720px}.sm-foot-title{color:#1d1d1f;letter-spacing:-.02em;margin:0 0 1rem;font-size:clamp(1.3rem,2.3vw,1.7rem);font-weight:700}.sm-foot p{color:var(--sm-ink-mute);margin:0 0 .85rem;font-size:.96rem;line-height:1.6}.sm-foot a{color:var(--sm-brand);text-decoration:none}.sm-foot a:hover{text-decoration:underline}.sm-foot kbd{color:#1d1d1f;background:#0000000d;border:1px solid #0000001a;border-radius:6px;padding:.18rem .5rem;font-family:ui-monospace,monospace;font-size:.85rem}.sm-foot-meta{color:var(--sm-ink-mute);margin-top:1rem;font-size:.82rem}