:root{--ink:#1f2933;--muted:#5c6773;--line:#d8dde3;--paper:#fff;--panel:#f4f5f6;--panel-strong:#e9ecef;--accent:#0076a8;--accent-dark:#005b82;--brand:#202a35;--code:#f2f3f4}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:7.5rem}body{margin:0;color:var(--ink);background:var(--paper);font:15px/1.55 Arial,Helvetica,sans-serif}
a{color:var(--accent-dark);text-decoration:none}a:hover{text-decoration:underline}
.topbar{position:sticky;top:0;z-index:20;min-height:3.25rem;background:var(--brand);color:#fff}.topbar-inner{display:flex;gap:1.4rem;align-items:center;width:min(100%,76rem);min-height:3.25rem;margin:auto;padding:.45rem 1rem}
.brand{color:#fff;font-size:1.05rem;font-weight:700;white-space:nowrap}.brand:hover{text-decoration:none}.search{position:relative;display:flex;width:min(34rem,100%);margin-left:auto}.search select,.search input{padding:.48rem .7rem;border:1px solid #ffffff66;background:#fff;color:var(--ink);font:inherit}.search select{max-width:7.25rem;border-radius:2px 0 0 2px}.search input{width:100%;border-left:0;border-radius:0 2px 2px 0}
.search-results{position:absolute;top:calc(100% + .35rem);right:0;left:0;max-height:65vh;overflow:auto;border:1px solid var(--line);background:#fff;box-shadow:0 8px 24px #0003}.search-results a{display:block;padding:.62rem .75rem;border-bottom:1px solid var(--line)}.search-results small,.search-results span{display:block;color:var(--muted)}.search-results span{margin-top:.16rem;font-size:.88rem}
.nav-toggle{display:none;border:1px solid #ffffff88;background:transparent;color:#fff;padding:.35rem .55rem;font:inherit}.product-nav{position:sticky;top:3.25rem;z-index:15;border-bottom:1px solid var(--line);background:#f7f8f9}.product-nav-inner{display:flex;width:min(100%,76rem);margin:auto;padding:0 1rem;overflow:auto}.product-nav-link{padding:.65rem 1rem;border-bottom:3px solid transparent;color:#35414c;white-space:nowrap}.product-nav-link:hover{text-decoration:none;background:#eceff1}.product-nav-link.active{border-bottom-color:var(--accent);color:#111;font-weight:700}
.shell{display:grid;grid-template-columns:17rem minmax(0,52rem);gap:1.3rem;width:min(100%,76rem);min-height:calc(100vh - 6.3rem);margin:auto;padding:0 1rem}.sidebar{position:sticky;top:6.35rem;align-self:start;height:calc(100vh - 6.35rem);overflow-y:auto;padding:1.2rem 1.1rem 2rem .65rem;border-right:1px solid var(--line)}
.context-home,.context-parent{display:block;margin-bottom:.45rem;color:#3f4b55}.context-parent{padding-left:.65rem}.context-path{margin:-.2rem 0 .45rem;padding-left:.65rem;border-left:1px solid var(--line)}.context-path .context-parent{margin:.25rem 0;padding-left:.55rem;font-size:.92rem}.current-page{margin:.75rem 0 0;padding:.65rem .65rem;border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-weight:700}.local-group{margin-top:1rem}.local-group h2{margin:0 0 .35rem;padding:0;border:0;color:var(--muted);font-size:.72rem;letter-spacing:.06em;text-transform:uppercase}.local-subgroup{margin:.7rem 0 0}.local-subgroup h3{margin:0;padding:.15rem .65rem;color:#52606b;font-size:.78rem;font-weight:700;letter-spacing:.025em}.local-subgroup h3 a{color:inherit}.local-branch{margin-left:.35rem;border-left:1px solid var(--line)}.local-link,.toc-link{display:block;padding:.25rem .65rem;color:#36434e;line-height:1.35}.local-link.active{padding-left:calc(.65rem - 3px);border-left:3px solid var(--accent);background:#edf6fa;color:#111;font-weight:700}.local-parent-link{font-weight:650}.local-child-link{padding-left:1.25rem;font-size:.9rem}.local-child-link.active{padding-left:calc(1.25rem - 3px)}.toc-link{border-left:2px solid transparent;font-size:.9rem}.local-link:hover,.toc-link:hover{background:var(--panel);text-decoration:none}.toc-link.active{border-left-color:var(--accent);color:var(--accent-dark);font-weight:700}
.content{min-width:0;padding:1.55rem 0 3rem}.page-kind{float:right;margin:.25rem 0 0 1rem;color:var(--muted);font-size:.76rem;letter-spacing:.06em;text-transform:uppercase}.api-context{margin:0 0 .4rem;color:var(--muted);font-size:.9rem}.content>h1,.content>.api-context+h1{margin:.1rem 0 .15rem;color:#c04b00;font-size:2rem;line-height:1.25}.content>h1 code{padding:0;background:transparent;color:inherit;font:inherit}.lead{max-width:46rem;margin:.25rem 0 1.5rem;color:#46525d;font-size:1.05rem}.content>h1+.lead,.content>.api-context+h1+.lead{padding-bottom:1rem;border-bottom:1px solid var(--line)}
h2{margin:2rem 0 .8rem;padding-bottom:.32rem;border-bottom:1px solid var(--line);font-size:1.35rem;line-height:1.3}h3{margin:1.45rem 0 .55rem;font-size:1.08rem}p{margin:.65rem 0 1rem}ul,ol{padding-left:1.4rem}li{margin:.28rem 0}
code{padding:.06em .24em;border-radius:2px;background:var(--code);font:90% ui-monospace,SFMono-Regular,Menlo,monospace}pre{overflow:auto;margin:.7rem 0 1rem;padding:.8rem 1rem;border:1px solid var(--line);background:var(--code);line-height:1.45}pre code{padding:0;background:transparent}.help-contract{white-space:pre-wrap}.syntax-signature{margin:.7rem 0 1rem}.syntax-group{margin-bottom:.3rem;padding:.58rem .9rem;background:var(--panel)}.syntax-group code{display:block;padding:0;background:transparent;white-space:pre-wrap}
.table-wrap{overflow:auto}table{width:100%;border-collapse:collapse}th,td{padding:.52rem .65rem;border:1px solid var(--line);text-align:left;vertical-align:top}th{background:var(--panel)}.api-table td:first-child{width:38%;white-space:nowrap}.api-context{color:var(--muted)}
.argument-list{margin:0;border-top:1px solid var(--line)}.argument{display:grid;grid-template-columns:minmax(10rem,27%) 1fr;border-bottom:1px solid var(--line)}.argument dt,.argument dd{margin:0;padding:.7rem .8rem}.argument dt{background:var(--panel);font-weight:650}.argument dd{border-left:1px solid var(--line)}
.component-history ul{padding:0;list-style:none}.component-history li{display:flex;gap:.8rem;justify-content:space-between;padding:.45rem 0;border-bottom:1px solid var(--line)}.component-history small{color:var(--muted);white-space:nowrap}.history-sequence-nav{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:3rem;padding-top:1rem;border-top:1px solid var(--line)}.history-sequence-link{display:flex;flex-direction:column;padding:.7rem .8rem;border:1px solid var(--line);background:var(--panel)}.history-sequence-link:hover{border-color:var(--accent);text-decoration:none}.history-sequence-link span{color:var(--muted);font-size:.8rem}.history-sequence-link strong{color:var(--accent-dark);font-weight:650}.history-sequence-link.newer{grid-column:2;text-align:right}.note{margin:1rem 0;padding:.8rem 1rem;border-left:.25rem solid var(--accent);background:#edf6fa}img{max-width:100%;height:auto}footer{margin-top:4rem;padding-top:1rem;border-top:1px solid var(--line);color:var(--muted);font-size:.82rem}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
@media(max-width:991px){html{scroll-padding-top:3.4rem}.topbar{position:sticky}.topbar-inner{gap:.65rem}.nav-toggle{display:block}.brand{font-size:.95rem}.product-nav{position:static}.shell{display:block;padding:0}.sidebar{display:none;position:fixed;z-index:30;top:3.25rem;left:0;width:min(19rem,88vw);height:calc(100vh - 3.25rem);padding:1rem;background:#fff;box-shadow:4px 0 18px #0003}.nav-open .sidebar{display:block}.content{width:min(100%,54rem);margin:auto;padding:1.4rem 1rem 3rem}.page-kind{display:none}}
@media(max-width:620px){.topbar-inner{flex-wrap:wrap}.brand{order:1}.nav-toggle{order:0}.search{order:2;flex-basis:100%}.product-nav-link{padding:.55rem .75rem}.content{padding-top:1rem}.content>h1,.content>.api-context+h1{font-size:1.65rem}.argument{grid-template-columns:1fr}.argument dd{border-left:0}.api-table td:first-child{white-space:normal}.history-sequence-nav{grid-template-columns:1fr}.history-sequence-link.newer{grid-column:1}}