.mk-art-hero{position:relative;overflow:hidden;border-bottom:1px solid var(--mk-surface);padding:32px 0 28px;background:#fff}.mk-art-hero-inner{position:relative;z-index:1;width:100%;max-width:var(--mk-container-w);margin:0 auto;padding:0 var(--mk-gutter)}.mk-art-deco{position:absolute;right:-24px;top:-80px;font-size:320px;line-height:1;font-weight:800;letter-spacing:-.06em;color:var(--mk-navy);opacity:.06;pointer-events:none;-webkit-user-select:none;-moz-user-select:none;user-select:none}.mk-art-crumbs ol{list-style:none;margin:0 0 14px;padding:0;display:flex;flex-wrap:wrap;gap:4px 6px;font-size:12px;font-weight:600;color:var(--mk-muted)}.mk-art-crumbs li+li:before{content:"›";margin-right:6px;color:var(--mk-stroke)}.mk-art-crumbs a{color:var(--mk-muted);text-decoration:none}.mk-art-crumbs a:hover{color:var(--mk-navy);text-decoration:underline}.mk-art-eyebrow{font-size:13px;font-weight:600;letter-spacing:.08em;color:var(--mk-navy);margin:0 0 12px}.mk-art-h1{max-width:960px}.mk-art-review{display:flex;flex-wrap:wrap;align-items:center;gap:8px;margin:0;font-size:13px;color:var(--mk-muted)}.mk-art-avatar{display:inline-flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--mk-navy);color:#fff;font-size:12px;font-weight:700}.mk-art-layout{width:100%;max-width:var(--mk-container-w);margin:0 auto;padding:32px var(--mk-gutter) 64px;display:grid;grid-template-columns:1fr;gap:24px 64px}.mk-art-rail{min-width:0}.mk-art-toc{margin-top:16px}.mk-art-toc-label{font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--mk-muted);margin:0 0 8px}.mk-art-toc ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 8px}.mk-art-toc a{display:inline-block;border:1px solid var(--mk-stroke);border-radius:var(--mk-r-pill);padding:5px 12px;font-size:13px;color:var(--mk-navy);text-decoration:none;background:#fff}.mk-art-toc a:hover{border-color:var(--mk-navy);background:var(--mk-tint)}.mk-art-col{max-width:760px;min-width:0}@media (min-width:1024px){.mk-art-hero{padding:64px 0 48px}.mk-art-layout{grid-template-columns:280px minmax(0,760px);padding-top:56px;padding-bottom:96px}.mk-art-rail{position:sticky;top:24px;align-self:start;max-height:calc(100vh - 48px);overflow-y:auto;padding-right:8px}.mk-art-toc{margin-top:24px}.mk-art-toc ol{display:block}.mk-art-toc li{margin:0}.mk-art-toc a{display:block;border:0;border-left:2px solid transparent;border-radius:0;padding:6px 12px;color:var(--mk-body);background:transparent}.mk-art-toc a:hover{border-left-color:var(--mk-ink);color:var(--mk-ink);background:transparent}}.mk-art-h2{border-top:1px solid #d9d9d9;padding-top:28px;margin-top:36px}.mk-art-col>.mk-art-h2:first-child,.mk-art-col>.mk-h2:first-child{border-top:0;padding-top:0;margin-top:0}.mk-art-col .mk-ol li::marker{color:var(--mk-navy);font-weight:700}.mk-art-src{font-size:13px;line-height:1.55;margin:24px 0 16px}.mk-art-src,.mk-art-src .mk-link{color:var(--mk-muted)}.mk-art-tool{margin:8px 0 24px}.mk-art-cta{margin-top:32px}.mk-art-kv{margin:8px 0 24px;border:1px solid var(--mk-stroke);border-radius:12px;overflow:hidden}.mk-art-kv-row{display:grid;grid-template-columns:1fr;gap:2px 16px;padding:12px 14px;border-bottom:1px solid var(--mk-stroke);font-size:15px}.mk-art-kv-row:last-child{border-bottom:0}.mk-art-kv dt{font-weight:700;color:var(--mk-ink)}.mk-art-kv dd{margin:0}@media (min-width:640px){.mk-art-kv-row{grid-template-columns:140px minmax(0,1fr)}}.mk-ptc{margin:8px 0 28px;border:1px solid var(--mk-stroke);border-radius:var(--mk-r-card);overflow:hidden;background:#fff}.mk-ptc-head{background:var(--mk-navy);color:#fff;padding:18px 22px}.mk-ptc-head strong{display:block;font-size:17px;line-height:1.35}.mk-ptc-head span{display:block;font-size:13px;line-height:1.5;opacity:.9;margin-top:6px}.mk-ptc-caption,.mk-ptc-foot{font-size:12.5px;line-height:1.55;color:var(--mk-muted);margin:0;padding:14px 22px}.mk-ptc-foot{background:var(--mk-surface);border-top:1px solid var(--mk-stroke)}.mk-ptc-rows{list-style:none;margin:0;padding:4px 16px 10px}.mk-ptc-row{display:grid;grid-template-columns:1fr 96px;grid-template-areas:"label value" "track track";gap:5px 10px;align-items:center;padding:8px 6px;border-radius:6px}.mk-ptc-row:hover{background:var(--mk-tint)}.mk-ptc-label{grid-area:label;font-size:15px;font-weight:600;color:var(--mk-ink);line-height:1.3}.mk-ptc-label small,.mk-ptc-value small{display:block;font-weight:400;font-size:12px;color:var(--mk-muted)}.mk-ptc-track{grid-area:track;display:block;height:16px;background:var(--mk-tint);border-radius:4px;overflow:hidden}.mk-ptc-fill{display:block;height:100%;background:var(--mk-navy);border-radius:0 4px 4px 0}.mk-ptc-value{grid-area:value;text-align:right;font-size:15px;font-weight:700;color:var(--mk-navy);line-height:1.25}@media (min-width:640px){.mk-ptc-row{grid-template-columns:150px 1fr 110px;grid-template-areas:"label track value"}}.mk-ptc-table{padding:0 22px 14px}.mk-ptc-table summary{cursor:pointer;font-size:13px;font-weight:600;color:var(--mk-navy)}.mk-ptc-table .mk-table{min-width:0;margin-top:10px;font-size:14px}