:root{--ground:#FCFCFA;--ground-rgb:252,252,250;--panel:#F4F5F1;--panel-rgb:244,245,241;--surface:#FFFFFF;--surface-rgb:255,255,255;--ink:#20241F;--ink-rgb:32,36,31;--accent:#17694A;--accent-rgb:23,105,74;--accent-deep:#0F503A;--code-bg:#222823;--code-bg-rgb:34,40,35;--code-ink:#E9ECE7;--code-ink-rgb:233,236,231;--code-accent:#8FD0AC;--red:#B23A2E;--red-rgb:178,58,46;--ink-dim:rgba(var(--ink-rgb),0.78);--ink-soft:rgba(var(--ink-rgb),0.68);--rule:rgba(var(--ink-rgb),0.18);--rule-soft:rgba(var(--ink-rgb),0.10);--wash:rgba(var(--ink-rgb),0.06);--accent-wash:rgba(var(--accent-rgb),0.12);--code-comment:rgba(var(--code-ink-rgb),0.60);--code-string:rgba(var(--code-ink-rgb),0.80);--code-label:rgba(var(--code-ink-rgb),0.75);--shadow-rgb:18,22,19;--scrim:rgba(var(--shadow-rgb),0.45);--font-display:'Chakra Petch',sans-serif;--font-body:'Wix Madefor Text',sans-serif;--font-mono:'Ubuntu Sans Mono',monospace;--ease-out-expo:cubic-bezier(0.16,1,0.3,1);--top-h:3.5rem;--sb-w:17rem;--toc-w:13.5rem;color-scheme:light}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}html.lenis{scroll-behavior:auto}body{background-color:var(--ground);color:var(--ink);font-family:var(--font-body);font-size:1rem;line-height:1.65;-webkit-font-smoothing:antialiased;overflow-x:hidden;padding-top:var(--top-h)}ul,ol{list-style:none}img{max-width:100%;display:block}a{color:var(--accent);text-decoration-thickness:1px;text-underline-offset:0.15em}a:hover{color:var(--accent-deep)}::selection{background:var(--accent);color:var(--surface)}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:2px}.skip-link{position:absolute;top:0.5rem;left:0.5rem;z-index:200;padding:0.6rem 1rem;background:var(--ink);color:var(--ground);font-size:0.85rem;border-radius:3px;transform:translateY(-300%)}.skip-link:focus-visible{transform:none;color:var(--ground)}kbd{display:inline-block;padding:0.05rem 0.4rem;font-family:var(--font-mono);font-size:0.72rem;line-height:1.5;color:var(--ink);background:var(--wash);border:1px solid var(--rule);border-bottom-width:2px;border-radius:4px}.topbar{position:fixed;inset:0 0 auto 0;z-index:100;height:var(--top-h);display:flex;align-items:center;gap:1rem;padding:0 1.1rem;background:var(--ground);border-bottom:1px solid var(--rule)}.brand{display:inline-flex;align-items:center;gap:0.55rem;color:var(--ink);text-decoration:none;font-family:var(--font-display);font-weight:700;font-size:1.15rem;letter-spacing:0.02em}.brand-mark{display:inline-flex;flex-direction:column;align-items:center;gap:2px;width:18px}.brand-mark i{display:block;height:3px;border-radius:2px;background:var(--accent)}.brand-mark i:nth-child(1){width:8px}.brand-mark i:nth-child(2){width:13px}.brand-mark i:nth-child(3){width:18px}.version{font-family:var(--font-mono);font-size:0.72rem;font-weight:500;color:var(--ink-dim);padding:0.1rem 0.45rem;border:1px solid var(--rule);border-radius:999px;background:var(--wash)}.topbar-spacer{flex:1}.search-btn{display:none;align-items:center;gap:0.6rem;padding:0.4rem 0.65rem 0.4rem 0.8rem;font-family:var(--font-body);font-size:0.85rem;color:var(--ink-soft);background:var(--surface);border:1px solid var(--rule);border-radius:6px;cursor:pointer;transition:border-color 0.15s,color 0.15s}.has-js .search-btn{display:inline-flex}.search-btn:hover{border-color:var(--accent);color:var(--ink)}.search-btn kbd{pointer-events:none}.menu-btn{display:none;align-items:center;justify-content:center;width:2.3rem;height:2.3rem;background:none;border:1px solid var(--rule);border-radius:6px;cursor:pointer;color:var(--ink)}.menu-btn svg{display:block}.gh-link{display:inline-flex;align-items:center;font-family:var(--font-mono);font-size:0.78rem;color:var(--ink-dim);text-decoration:none}.gh-link:hover{color:var(--accent);text-decoration:underline}.sidebar{position:fixed;top:var(--top-h);bottom:0;left:0;z-index:90;width:var(--sb-w);overflow-y:auto;overscroll-behavior:contain;padding:1.4rem 1rem 2.5rem;background:var(--panel);border-right:1px solid var(--rule)}.sb-group{border:0}.sb-group + .sb-group{margin-top:1.1rem}.sb-group summary{display:flex;align-items:center;justify-content:space-between;gap:0.5rem;padding:0.3rem 0.6rem;font-family:var(--font-display);font-size:0.72rem;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--ink-dim);cursor:pointer;list-style:none;border-radius:4px}.sb-group summary::-webkit-details-marker{display:none}.sb-group summary:hover{color:var(--ink);background:var(--wash)}.sb-group summary::after{content:'';width:7px;height:7px;border-right:1.5px solid currentColor;border-bottom:1.5px solid currentColor;transform:rotate(45deg) translateY(-2px);transition:transform 0.2s;flex:none}.sb-group:not([open]) summary::after{transform:rotate(-45deg)}.sb-group ul{margin-top:0.25rem}.sb-link{position:relative;display:block;padding:0.34rem 0.6rem 0.34rem 0.95rem;font-size:0.9rem;color:var(--ink-dim);text-decoration:none;border-left:2px solid var(--rule-soft);border-radius:0 4px 4px 0;transition:color 0.15s,background-color 0.15s}.sb-link:hover{color:var(--ink);background:var(--wash)}.sb-link[aria-current="page"]{color:var(--accent);font-weight:600;background:var(--accent-wash);border-left-color:var(--accent)}.main{margin-left:var(--sb-w)}.shell{display:grid;grid-template-columns:minmax(0,1fr) var(--toc-w);gap:clamp(1.5rem,3vw,3.5rem);max-width:71rem;margin:0 auto;padding:0 clamp(1.1rem,3vw,3rem)}.article{max-width:46rem;padding:2.4rem 0 4rem;min-width:0}.crumbs{display:flex;align-items:center;gap:0.5rem;font-size:0.8rem;color:var(--ink-soft);margin-bottom:1.2rem}.crumbs a{color:var(--ink-soft)}.crumbs a:hover{color:var(--accent)}.crumbs span[aria-hidden]{color:var(--rule)}.article h1{font-family:var(--font-display);font-weight:700;font-size:clamp(1.9rem,3.4vw,2.5rem);line-height:1.12;letter-spacing:0.01em}.article .lede{margin-top:0.9rem;font-size:1.06rem;color:var(--ink-dim);max-width:58ch}.article h2{font-family:var(--font-display);font-weight:600;font-size:1.42rem;line-height:1.2;letter-spacing:0.01em;margin:2.8rem 0 0.9rem;padding-top:1.6rem;border-top:1px solid var(--rule);scroll-margin-top:calc(var(--top-h) + 1.25rem);border-radius:3px}.article h3{font-family:var(--font-display);font-weight:600;font-size:1.08rem;letter-spacing:0.015em;margin:1.9rem 0 0.6rem;scroll-margin-top:calc(var(--top-h) + 1.25rem);border-radius:3px}.article h2.is-flashed,.article h3.is-flashed{background:var(--accent-wash)}.article p{margin:0.85rem 0;color:var(--ink)}.article p + p{margin-top:0.9rem}.article code:not(pre code){font-family:var(--font-mono);font-size:0.86em;padding:0.08em 0.4em;background:var(--wash);border:1px solid var(--rule-soft);border-radius:4px}.article ol.list{list-style:decimal;margin:0.85rem 0 0.85rem 1.3rem;color:var(--ink)}.article ol.list li{margin:0.35rem 0}.code{margin:1.1rem 0;border-radius:8px;background:var(--code-bg);border:1px solid var(--code-bg);overflow:hidden}.code-bar{display:flex;align-items:center;gap:0.75rem;padding:0.45rem 0.9rem;font-family:var(--font-mono);font-size:0.72rem;letter-spacing:0.06em;color:var(--code-label);border-bottom:1px solid rgba(var(--code-ink-rgb),0.14)}.code-bar .spacer{flex:1}.code pre{padding:0.95rem 1.1rem;overflow-x:auto}.code code{font-family:var(--font-mono);font-size:0.85rem;line-height:1.65;color:var(--code-ink);white-space:pre}.tk-a{color:var(--code-accent)}.tk-c{color:var(--code-comment)}.tk-s{color:var(--code-string)}.copy-btn{display:inline-flex;align-items:center;gap:0.4rem;padding:0.22rem 0.6rem;font-family:var(--font-mono);font-size:0.72rem;color:var(--code-ink);background:rgba(var(--code-ink-rgb),0.08);border:1px solid rgba(var(--code-ink-rgb),0.25);border-radius:5px;cursor:pointer;transition:background-color 0.15s,border-color 0.15s}.copy-btn:hover{background:rgba(var(--code-ink-rgb),0.16)}.copy-btn:focus-visible{outline-color:var(--code-accent)}.copy-btn.is-copied{background:var(--accent);border-color:var(--accent);color:var(--surface)}.tabs-bar{display:none;gap:0.35rem;padding:0.4rem 0.55rem 0;border-bottom:1px solid rgba(var(--code-ink-rgb),0.14)}.has-js .tabs-bar{display:flex}.tab-btn{padding:0.42rem 0.85rem;font-family:var(--font-mono);font-size:0.78rem;color:var(--code-comment);background:none;border:0;border-bottom:2px solid transparent;cursor:pointer;transition:color 0.15s}.tab-btn:hover{color:var(--code-ink)}.tab-btn:focus-visible{outline-color:var(--code-accent);outline-offset:-2px}.tab-btn[aria-selected="true"]{color:var(--code-accent);border-bottom-color:var(--code-accent)}.tab-panel .code-bar{border-bottom-color:transparent}.has-js .tab-panel .code-bar .panel-label{display:none}.has-js .tab-panel{position:relative}.has-js .tab-panel .code-bar{position:absolute;top:0.4rem;right:0.55rem;padding:0;border-bottom:0}.has-js .tab-panel pre{padding-right:5.5rem}.has-js .tab-panel:not(.is-active){display:none}.tree{margin:1.1rem 0;padding:1rem 1.2rem;background:var(--surface);border:1px solid var(--rule);border-radius:8px;font-family:var(--font-mono);font-size:0.85rem;line-height:1.9}.tree ul{padding-left:1.15rem;border-left:1px solid var(--rule-soft);margin-left:0.35rem}.tree li{white-space:nowrap}.tree .dir{font-weight:600;color:var(--accent)}.tree .file{color:var(--ink)}.tree .note{color:var(--ink-soft);font-size:0.78rem;padding-left:0.75rem}.table-wrap{margin:1.1rem 0;overflow-x:auto;border:1px solid var(--rule);border-radius:8px;background:var(--surface)}table{border-collapse:collapse;width:100%;font-size:0.88rem}caption{text-align:left;padding:0.7rem 1rem 0.2rem;font-family:var(--font-display);font-size:0.72rem;font-weight:600;letter-spacing:0.12em;text-transform:uppercase;color:var(--ink-dim)}th,td{padding:0.55rem 1rem;text-align:left;vertical-align:top}thead th{font-family:var(--font-display);font-size:0.75rem;font-weight:600;letter-spacing:0.08em;text-transform:uppercase;color:var(--ink-dim);border-bottom:1px solid var(--rule);white-space:nowrap}tbody tr + tr td{border-top:1px solid var(--rule-soft)}td code{font-family:var(--font-mono);font-size:0.82rem;color:var(--accent);white-space:nowrap}td.default{font-family:var(--font-mono);font-size:0.82rem;color:var(--ink-dim);white-space:nowrap}.callout{margin:1.2rem 0;padding:0.85rem 1.1rem;background:var(--surface);border:1px solid var(--rule);border-left:3px solid var(--accent);border-radius:6px}.callout p{margin:0.25rem 0 0;font-size:0.92rem;color:var(--ink-dim)}.callout-title{display:block;font-family:var(--font-display);font-size:0.72rem;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--accent)}.callout--warn{border-left-color:var(--red)}.callout--warn .callout-title{color:var(--ink)}.pager{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:3rem;padding-top:1.6rem;border-top:1px solid var(--rule)}.pager a{display:block;padding:0.8rem 1rem;border:1px solid var(--rule);border-radius:8px;background:var(--surface);text-decoration:none;transition:border-color 0.15s}.pager a:hover{border-color:var(--accent)}.pager .dir-lbl{display:block;font-size:0.72rem;letter-spacing:0.1em;text-transform:uppercase;color:var(--ink-soft)}.pager .page-lbl{display:block;margin-top:0.15rem;font-family:var(--font-display);font-weight:600;font-size:0.98rem;color:var(--accent)}.pager .pager-next{text-align:right}.toc{position:sticky;top:calc(var(--top-h) + 2.4rem);align-self:start;max-height:calc(100vh - var(--top-h) - 4rem);overflow-y:auto;padding:0 0 1rem 0;margin-top:2.4rem;font-size:0.82rem}.toc-title{font-family:var(--font-display);font-size:0.7rem;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--ink-dim);margin-bottom:0.6rem;padding-left:0.9rem}.toc-list{position:relative;border-left:1px solid var(--rule)}.toc-marker{position:absolute;left:-1px;top:0;width:2px;height:0;background:var(--accent);border-radius:2px}.toc-list a{display:block;padding:0.22rem 0.5rem 0.22rem 0.9rem;color:var(--ink-soft);text-decoration:none;transition:color 0.15s}.toc-list a:hover{color:var(--ink)}.toc-list a.is-active{color:var(--accent);font-weight:600}.toc-list .toc-sub a{padding-left:1.7rem}.cmdk{position:fixed;inset:0;z-index:300}.cmdk[hidden]{display:none}.cmdk-backdrop{position:absolute;inset:0;background:var(--scrim)}.cmdk-box{position:relative;margin:min(14vh,9rem) auto 0;width:min(37.5rem,calc(100vw - 1.5rem));background:var(--surface);border:1px solid var(--rule);border-radius:10px;box-shadow:0 24px 60px -12px rgba(var(--shadow-rgb),0.35);overflow:hidden}.cmdk-field{display:flex;align-items:center;gap:0.7rem;padding:0.35rem 0.9rem;border-bottom:1px solid var(--rule-soft)}.cmdk-field svg{flex:none;color:var(--ink-soft)}.cmdk-input{flex:1;padding:0.65rem 0;font-family:var(--font-body);font-size:0.98rem;color:var(--ink);background:none;border:0;outline:none;min-width:0}.cmdk-input::placeholder{color:var(--ink-soft);opacity:1}.cmdk-list{max-height:min(19rem,46vh);overflow-y:auto;padding:0.4rem}.cmdk-group-lbl{padding:0.5rem 0.7rem 0.2rem;font-family:var(--font-display);font-size:0.66rem;font-weight:600;letter-spacing:0.14em;text-transform:uppercase;color:var(--ink-soft)}.cmdk-item{display:flex;align-items:center;gap:0.65rem;padding:0.5rem 0.7rem;font-size:0.9rem;color:var(--ink-dim);border-radius:6px;cursor:pointer}.cmdk-item mark{background:none;color:var(--accent);font-weight:700}.cmdk-item .item-kind{margin-left:auto;font-family:var(--font-mono);font-size:0.68rem;color:var(--ink-soft);flex:none}.cmdk-item svg{flex:none;color:var(--ink-soft)}.cmdk-item[aria-selected="true"]{background:var(--accent-wash);color:var(--ink)}.cmdk-item[aria-selected="true"] svg{color:var(--accent)}.cmdk-empty{padding:1.2rem 0.7rem;font-size:0.9rem;color:var(--ink-soft);text-align:center}.cmdk-hints{display:flex;gap:1rem;padding:0.5rem 0.9rem;border-top:1px solid var(--rule-soft);font-size:0.72rem;color:var(--ink-soft)}.cmdk-hints span{display:inline-flex;align-items:center;gap:0.35rem}.drawer-backdrop{position:fixed;inset:0;z-index:85;background:var(--scrim);opacity:0;pointer-events:none;transition:opacity 0.25s}.drawer-backdrop.is-on{opacity:1;pointer-events:auto}@media (max-width:1100px){.shell{grid-template-columns:minmax(0,1fr)}.toc{display:none}}@media (max-width:900px){:root{--sb-w:17rem}.main{margin-left:0}.has-js .menu-btn{display:inline-flex}.gh-link{display:none}.search-btn{padding:0.4rem 0.55rem}.search-btn .search-lbl{display:none}.sidebar{position:static;width:auto;border-right:0;border-bottom:1px solid var(--rule);padding:1.1rem 1.1rem 1.4rem}.has-js .sidebar{position:fixed;top:var(--top-h);bottom:0;left:0;width:var(--sb-w);border-right:1px solid var(--rule);transform:translateX(-102%);transition:transform 0.28s var(--ease-out-expo)}.has-js .sidebar.is-open{transform:none;box-shadow:12px 0 40px -18px rgba(var(--shadow-rgb),0.4)}.article{padding-top:1.6rem}.pager{grid-template-columns:1fr}.pager .pager-next{text-align:left}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:0.01ms !important;animation-iteration-count:1 !important;transition-duration:0.01ms !important}}:root[data-palette="dark"]{--ground:#161A18;--ground-rgb:22,26,24;--panel:#1C211E;--panel-rgb:28,33,30;--surface:#212723;--surface-rgb:33,39,35;--ink:#E6EAE6;--ink-rgb:230,234,230;--accent:#8FD0AC;--accent-rgb:143,208,172;--accent-deep:#B2E0C8;--code-bg:#262D28;--code-bg-rgb:38,45,40;--code-ink:#E4E9E4;--code-ink-rgb:228,233,228;--code-accent:#9AD6B6;--red:#D96A57;--red-rgb:217,106,87;--ink-dim:rgba(var(--ink-rgb),0.78);--ink-soft:rgba(var(--ink-rgb),0.68);--rule:rgba(var(--ink-rgb),0.18);--rule-soft:rgba(var(--ink-rgb),0.10);--wash:rgba(var(--ink-rgb),0.06);--accent-wash:rgba(var(--accent-rgb),0.12);--code-comment:rgba(var(--code-ink-rgb),0.60);--code-string:rgba(var(--code-ink-rgb),0.80);--code-label:rgba(var(--code-ink-rgb),0.75);--shadow-rgb:5,8,6;--scrim:rgba(var(--shadow-rgb),0.60);color-scheme:dark}:root[data-palette="slate"]{--ground:#F7F8FA;--ground-rgb:247,248,250;--panel:#F0F2F6;--panel-rgb:240,242,246;--surface:#FFFFFF;--surface-rgb:255,255,255;--ink:#1E2430;--ink-rgb:30,36,48;--accent:#3F4AB8;--accent-rgb:63,74,184;--accent-deep:#2F3894;--code-bg:#20242E;--code-bg-rgb:32,36,46;--code-ink:#E7E9F0;--code-ink-rgb:231,233,240;--code-accent:#A3B4F5;--red:#B23A2E;--red-rgb:178,58,46;--ink-dim:rgba(var(--ink-rgb),0.78);--ink-soft:rgba(var(--ink-rgb),0.68);--rule:rgba(var(--ink-rgb),0.18);--rule-soft:rgba(var(--ink-rgb),0.10);--wash:rgba(var(--ink-rgb),0.06);--accent-wash:rgba(var(--accent-rgb),0.12);--code-comment:rgba(var(--code-ink-rgb),0.60);--code-string:rgba(var(--code-ink-rgb),0.80);--code-label:rgba(var(--code-ink-rgb),0.75);--shadow-rgb:16,19,26;--scrim:rgba(var(--shadow-rgb),0.45);color-scheme:light}