:root{--leading:28px;--half:14px;--edge:clamp(20px, 5vw, 72px);--measure:60ch;color-scheme:light dark}*{box-sizing:border-box}html{scroll-behavior:smooth}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}body{background:var(--color-bg);color:var(--color-text);font-family:var(--font-body);text-wrap:pretty;margin:0;font-size:17px;line-height:1.65;overflow-x:clip}h1,h2,h3{font-family:var(--font-heading);font-weight:var(--font-heading-weight);letter-spacing:-.02em;margin:0;line-height:1.1}p{margin:0}a{color:var(--color-accent-text);text-underline-offset:3px}img{max-width:100%;height:auto;display:block}:focus-visible{outline:2px solid var(--color-focus);outline-offset:3px;border-radius:4px}.skip{position:absolute;top:8px;left:-999px}.skip:focus{background:var(--color-surface);border-radius:var(--radius-pill);z-index:10;padding:8px 14px;left:8px}.wrap{max-width:1200px;padding:0 var(--edge);margin:0 auto}.muted{color:var(--color-text-muted)}.nav{padding:18px max(var(--edge), calc((100% - 1200px) / 2 + var(--edge)));justify-content:space-between;align-items:center;gap:24px;display:flex}.nav-brand{color:var(--color-text);letter-spacing:-.03em;align-items:center;gap:10px;font-size:24px;font-weight:850;text-decoration:none;display:inline-flex}.nav-links{gap:clamp(14px,2.4vw,32px);display:flex}.nav-links a{color:var(--color-text);font-size:15px;font-weight:600;text-decoration:none}.nav-links a:hover{color:var(--color-accent-text)}@media (width<=560px){.nav-links a:not(:nth-child(3)){display:none}}.btn{border-radius:var(--radius-pill);border:1px solid #0000;justify-content:center;align-items:center;gap:8px;min-height:48px;padding:12px 22px;font-size:16px;font-weight:700;text-decoration:none;transition:background .15s;display:inline-flex}.btn-primary{background:var(--color-accent);color:var(--color-on-accent)}.btn-primary:hover{background:var(--color-accent-hover)}.btn-primary:active{background:var(--color-accent-pressed)}.btn-secondary{border-color:var(--color-divider);color:var(--color-text)}.btn-secondary:hover{background:color-mix(in srgb, var(--color-text) 7%, transparent)}.row{flex-wrap:wrap;gap:12px;display:flex}section{padding:calc(3 * var(--leading)) 0}.kicker{letter-spacing:.06em;text-transform:uppercase;color:var(--color-accent-text);margin-bottom:var(--half);font-size:13px;font-weight:700;display:block}.section-title{max-width:22ch;font-size:clamp(30px,3.4vw,44px)}.section-lede{margin-top:var(--half);max-width:var(--measure);color:var(--color-text-muted)}.hero{padding:calc(3 * var(--leading)) 0 calc(2 * var(--leading));position:relative}.hero:before{content:"";background:var(--color-accent-2-200);opacity:.6;z-index:-1;border-radius:50%;width:420px;height:420px;position:absolute;top:-220px;right:0}:root[data-theme=dark] .hero:before{background:var(--color-accent-2-900)}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) .hero:before{background:var(--color-accent-2-900)}}.display{letter-spacing:-.035em;max-width:15ch;font-size:clamp(42px,6vw,80px);line-height:1.04}.display .line{display:block}.hero .sub{max-width:var(--measure);margin:calc(1.25 * var(--leading)) 0 0;color:var(--color-text-muted);font-size:19px}.hero .row{margin-top:calc(1.25 * var(--leading))}.hero-shot{margin-top:calc(2.5 * var(--leading));border-radius:calc(2 * var(--radius-lg));box-shadow:var(--shadow-lg);border:1px solid var(--color-divider);overflow:hidden}.washed img{filter:saturate(.85)contrast(.95)brightness(1.02)}.steps{margin:calc(1.5 * var(--leading)) 0 0;counter-reset:step;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding:0;list-style:none;display:grid}.steps li{background:var(--color-surface);border-radius:var(--radius-card);counter-increment:step;padding:26px}.steps li:before{content:counter(step);background:var(--color-accent-soft);width:40px;height:40px;color:var(--color-accent-text);border-radius:50%;place-items:center;margin-bottom:16px;font-weight:800;display:grid}.steps h3{margin-bottom:8px;font-size:20px}.steps p{color:var(--color-text-muted);font-size:15.5px}@media (width<=960px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width<=560px){.steps{grid-template-columns:1fr}}.feature{padding:calc(1.1 * var(--leading)) 0;grid-template-columns:minmax(0,380px) minmax(0,1fr);align-items:baseline;gap:12px clamp(24px,4vw,72px);display:grid}.feature h3{font-size:24px;position:relative}.feature h3:before{content:"";background:var(--color-accent);border-radius:50%;width:16px;height:16px;position:absolute;top:.3em;left:-34px}.feature:nth-child(2n) h3:before{background:var(--color-accent-2)}.feature p{color:var(--color-text-muted);max-width:54ch}@media (width<=1280px){.feature h3:before{display:none}}@media (width<=880px){.feature{grid-template-columns:1fr}}.flow{margin-top:calc(1.5 * var(--leading));grid-template-columns:1fr auto 1fr auto 1fr;align-items:stretch;gap:14px;display:grid}.flow-node{background:var(--color-surface);border-radius:var(--radius-card);padding:24px}.flow-node h3{margin-bottom:6px;font-size:19px}.flow-node p{color:var(--color-text-muted);font-size:15px}.flow-arrow{color:var(--color-accent-text);align-self:center;font-size:28px}.mac-boundary{border:2px dashed var(--color-accent-2);border-radius:var(--radius-card);margin-top:18px;padding:14px 20px;font-weight:600}.never{color:var(--color-text-muted);margin-top:14px}@media (width<=880px){.flow{grid-template-columns:1fr}.flow-arrow{justify-self:center;transform:rotate(90deg)}}.table-wrap{margin-top:calc(1.5 * var(--leading));border-radius:var(--radius-card);background:var(--color-surface);overflow-x:auto}table{border-collapse:collapse;width:100%;min-width:760px;font-size:15px}th,td{text-align:left;vertical-align:top;border-bottom:1px solid var(--color-divider);padding:14px 18px}thead th{letter-spacing:.04em;text-transform:uppercase;color:var(--color-text-muted);font-size:13px}tbody tr:last-child th,tbody tr:last-child td{border-bottom:0}tbody th{font-weight:800}.echo-row{background:var(--color-accent-soft)}.yes{color:var(--color-success);font-weight:700}.sources{margin-top:var(--half);color:var(--color-text-muted);font-size:14px}.req{margin-top:calc(1.5 * var(--leading));grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;display:grid}.req div{border:1px solid var(--color-divider);border-radius:var(--radius-card);padding:22px}.req strong{margin-bottom:4px;font-size:18px;display:block}.req span{color:var(--color-text-muted);font-size:15px}@media (width<=880px){.req{grid-template-columns:1fr}}.faq{margin-top:var(--leading);max-width:780px}.faq details{border-bottom:1px solid var(--color-divider);padding:18px 0}.faq summary{cursor:pointer;font-size:18px;font-weight:700}.faq details p{color:var(--color-text-muted);margin-top:10px}.patch{background:var(--color-accent-2-100);color:#201e1d;border-radius:calc(2 * var(--radius-lg));padding:calc(2 * var(--leading)) clamp(24px, 4vw, 64px)}.patch p{margin-top:var(--half);max-width:var(--measure)}.patch .row{margin-top:var(--leading)}.patch .btn-secondary{color:#201e1d;border-color:#201e1d33}.prose{max-width:760px;padding:calc(2 * var(--leading)) var(--edge) calc(3 * var(--leading));margin:0 auto}.prose h1{margin-bottom:var(--leading);font-size:clamp(34px,4.4vw,52px)}.prose h2{margin:calc(1.5 * var(--leading)) 0 var(--half);font-size:26px}.prose p,.prose ul{margin:0 0 var(--half)}.footer{padding:calc(2 * var(--leading)) 0;border-top:1px solid var(--color-divider);font-size:15px}.footer-grid{grid-template-columns:2fr 1fr 1fr;gap:32px;display:grid}.footer p{color:var(--color-text-muted);max-width:46ch;margin-top:12px}.footer ul{gap:8px;margin:0;padding:0;list-style:none;display:grid}.footer ul a{color:var(--color-text);text-decoration:none}.footer ul a:hover{color:var(--color-accent-text)}@media (width<=720px){.footer-grid{grid-template-columns:1fr}}