.docs{--dbar-h:68px;--nav-w:272px;background:var(--paper);min-height:100svh}html.docs-locked,html.docs-locked body{overflow:hidden}.dbar{z-index:40;height:var(--dbar-h);padding:0 var(--gutter) 8px;align-items:center;gap:18px;display:flex;position:fixed;inset:0 0 auto}.dbar .edge{height:18px;top:auto;bottom:-1px}.dbar__logo{font-family:var(--f-display);letter-spacing:-.02em;font-variation-settings:"SOFT" 100, "opsz" 72;transition:font-variation-settings .6s var(--ease-out);align-items:center;gap:10px;font-size:27px;font-style:italic;font-weight:340;line-height:1;text-decoration:none;display:inline-flex}.dbar__logo:hover{font-variation-settings:"SOFT" 0, "opsz" 72}.dbar__logo svg{border-radius:8px;box-shadow:0 0 0 1px #f6f3ea2e}.dbar__logo span{transform:translateY(-2px)}.dbar__docs{border:1px solid var(--on-blue-line);font-family:var(--f-mono);color:var(--on-blue-dim);border-radius:999px;padding:4px 10px;font-size:12px;text-decoration:none}.dbar__end{align-items:center;gap:20px;margin-left:auto;display:flex}.dbar__home{color:var(--on-blue-dim);font-size:14.5px;text-decoration:none;transition:color .3s}.dbar__home:hover{color:var(--foam)}.dbar__menu{border:1.5px solid var(--on-blue-line);cursor:pointer;background:0 0;border-radius:50%;flex:none;width:38px;height:38px;padding:0;display:none;position:relative}.dbar__menu i{background:var(--foam);height:1.5px;transition:transform .45s var(--ease-out);position:absolute;left:11px;right:11px}.dbar__menu i:first-child{top:15px}.dbar__menu i:last-child{bottom:15px}.docs--nav .dbar__menu i:first-child{transform:translateY(3.25px)rotate(45deg)}.docs--nav .dbar__menu i:last-child{transform:translateY(-3.25px)rotate(-45deg)}.dsearch{border:1px solid var(--on-blue-line);width:min(380px,34vw);height:40px;color:var(--on-blue-dim);cursor:pointer;background:#08164647;border-radius:999px;align-items:center;gap:10px;margin-left:clamp(8px,4vw,64px);padding:0 8px 0 14px;font-size:14px;transition:border-color .3s,background-color .3s;display:flex}.dsearch:hover{background:#08164666;border-color:#f6f3ea80}.dsearch svg,.dfind__field svg{fill:none;stroke:currentColor;stroke-width:1.6px;stroke-linecap:round;flex:none;width:17px;height:17px}.dsearch kbd{font-family:var(--f-mono);color:var(--foam);background:#f6f3ea1f;border-radius:999px;margin-left:auto;padding:3px 8px;font-size:11.5px}.docs__body{grid-template-columns:var(--nav-w) minmax(0, 1fr);max-width:1480px;padding-top:var(--dbar-h);margin:0 auto;display:grid}.docs__scrim{display:none}.docs__main{min-width:0}.dnav{top:var(--dbar-h);height:calc(100svh - var(--dbar-h));overscroll-behavior:contain;padding:40px 20px 48px var(--gutter);border-right:1px solid var(--on-paper-line);scrollbar-width:thin;position:sticky;overflow-y:auto}.dnav__group+.dnav__group{margin-top:30px}.dnav__title{font-family:var(--f-mono);color:var(--on-paper-dim);margin-bottom:10px;font-size:12px}.dnav ul{gap:2px;margin:0;padding:0;list-style:none;display:grid}.dnav ul a{color:var(--on-paper-dim);border-radius:8px;padding:7px 12px 7px 16px;font-size:15px;line-height:1.35;text-decoration:none;transition:color .25s,background-color .25s;display:block;position:relative}.dnav ul a:before{content:"";background:var(--blue);width:3px;transition:transform .4s var(--ease-out);border-radius:3px;position:absolute;top:9px;bottom:9px;left:4px;transform:scaleY(0)}.dnav ul a:hover{color:var(--ink);background:#15306e0d}.dnav ul a.is-here{color:var(--ink);background:var(--paper-deep);font-weight:500}.dnav ul a.is-here:before{transform:none}.dnav__app{border-top:1px solid var(--on-paper-line);gap:16px;margin-top:36px;padding-top:18px;display:flex}.dnav__app a{color:var(--ink);text-underline-offset:3px;font-size:14px}.doc{grid-template-columns:minmax(0,740px) 216px;justify-content:center;gap:clamp(40px,5vw,80px);padding:56px clamp(24px,4vw,64px) 0;display:grid}.doc__article{min-width:0}.doc__cover{border-radius:16px;width:100%;height:auto;margin-bottom:44px;display:block}.doc__group{font-family:var(--f-mono);color:var(--on-paper-dim);font-size:12px}.doc__head h1{margin-top:14px;font-size:clamp(40px,4.6vw,60px);line-height:1}.doc__lede{max-width:34em;color:var(--on-paper-dim);margin-top:18px;font-size:19px;line-height:1.5}.doc__head{border-bottom:1px solid var(--on-paper-line);padding-bottom:32px}.doc__body{padding-top:8px;font-size:16.5px;line-height:1.7}.doc__body>*{margin-top:20px}.doc__body h2{font-family:var(--f-display);letter-spacing:-.015em;font-variation-settings:"SOFT" 30, "opsz" 72;scroll-margin-top:calc(var(--dbar-h) + 24px);margin-top:56px;font-size:30px;font-weight:380;line-height:1.15}.doc__body h3{scroll-margin-top:calc(var(--dbar-h) + 24px);margin-top:36px;font-size:18.5px;font-weight:600;line-height:1.35}.doc__body h2+*,.doc__body h3+*{margin-top:12px}.doc__anchor{color:inherit;text-decoration:none}.doc__anchor:after{content:"#";font-family:var(--f-mono);color:var(--on-paper-dim);opacity:0;margin-left:.35em;font-size:.6em;transition:opacity .2s}.doc__anchor:hover:after{opacity:1}.doc__body p,.doc__body li{max-width:40em}.doc__body a:not(.dcard):not(.doc__anchor){color:var(--blue);text-underline-offset:3px;-webkit-text-decoration:underline #1d3f9559;text-decoration:underline #1d3f9559;text-decoration-thickness:1.5px;transition:text-decoration-color .2s}.doc__body a:not(.dcard):not(.doc__anchor):hover{text-decoration-color:currentColor}.doc__body strong{font-weight:600}.doc__body ul,.doc__body ol:not(.steps):not(.life){padding-left:1.3em}.doc__body li+li{margin-top:8px}.doc__body ul li::marker{color:var(--blue)}.doc__body ol:not(.steps):not(.life) li::marker{font-family:var(--f-mono);color:var(--on-paper-dim);font-size:.86em}.doc__body :not(pre)>code{background:var(--paper-deep);font-family:var(--f-mono);white-space:nowrap;border-radius:6px;padding:.12em .4em;font-size:.82em}.doc__table{border:1px solid var(--on-paper-line);border-radius:12px;overflow-x:auto}.doc__table table{border-collapse:collapse;width:100%;font-size:15px;line-height:1.5}.doc__table th{background:var(--paper-deep);text-align:left;white-space:nowrap;padding:10px 16px;font-weight:600}.doc__table td{border-top:1px solid var(--on-paper-line);vertical-align:top;padding:11px 16px}.doc__table td:first-child{font-weight:500}.doc__table td code{white-space:nowrap}.code{background:var(--blue-deep);color:var(--foam);border-radius:12px;overflow:hidden}.code__bar{border-bottom:1px solid var(--on-blue-line);font-family:var(--f-mono);color:var(--on-blue-dim);justify-content:space-between;align-items:center;padding:6px 8px 6px 16px;font-size:12px;display:flex}.code pre{font-family:var(--f-mono);margin:0;padding:16px 18px 18px;font-size:13.5px;line-height:1.65;overflow-x:auto}.callout{border-left:3px solid var(--blue);background:#1d3f950f;border-radius:12px;grid-template-columns:22px minmax(0,1fr);gap:14px;padding:18px 20px;display:grid}.callout--caution{background:repeating-linear-gradient(-38deg, #15306e0d 0 1.5px, transparent 1.5px 9px), var(--paper-deep);border-left-color:var(--ink)}.callout__mark svg{fill:none;width:22px;height:22px;stroke:var(--blue);stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;margin-top:2px}.callout--caution .callout__mark svg{stroke:var(--ink)}.callout__title{font-weight:600}.callout__body{font-size:15.5px;line-height:1.6}.callout__body>*+*{margin-top:10px}.steps{counter-reset:step;margin:0;padding:0;list-style:none}.step{counter-increment:step;padding:0 0 26px 52px;position:relative}.step:before{content:counter(step);background:var(--blue);width:34px;height:34px;color:var(--foam);font-family:var(--f-display);font-variant-numeric:lining-nums;border-radius:50%;place-items:center;font-size:16px;display:grid;position:absolute;top:0;left:0}.step:after{content:"";background:linear-gradient(var(--blue), #1d3f9540);border-radius:3px;width:3px;position:absolute;top:38px;bottom:4px;left:15.5px}.step:last-child{padding-bottom:0}.step:last-child:after{display:none}.step__title{padding-top:4px;font-weight:600}.step__body{color:var(--on-paper-dim);margin-top:4px}.step__body a{color:var(--blue)}.cards{grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;display:grid}.dcard{border:1px solid var(--on-paper-line);min-height:150px;transition:border-color .3s, background-color .3s, transform .4s var(--ease-out);background:#ffffff52;border-radius:14px;align-content:start;gap:6px;padding:20px 22px 44px;text-decoration:none;display:grid;position:relative}.dcard:hover{border-color:var(--blue);background:#fff9;transform:translateY(-2px)}.dcard__kicker{font-family:var(--f-mono);color:var(--on-paper-dim);font-size:12px}.dcard__title{font-family:var(--f-display);letter-spacing:-.01em;color:var(--ink);font-size:23px;font-weight:380}.dcard__body{color:var(--on-paper-dim);font-size:15px;line-height:1.5}.dcard__arrow{fill:none;width:20px;height:20px;stroke:var(--blue);stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;transition:transform .4s var(--ease-out);position:absolute;bottom:16px;left:22px}.dcard:hover .dcard__arrow{transform:translate(5px)}.fig{border-radius:14px;margin:28px 0 0;padding:26px 26px 20px;overflow:hidden}.fig figcaption{color:var(--on-blue-dim);flex-wrap:wrap;align-items:center;gap:6px 10px;margin-top:22px;font-size:13px;display:flex}.key{border-radius:4px;width:18px;height:4px;display:inline-block}.key--foam{background:var(--foam)}.key--sun{background:var(--sun);margin-left:10px}.life{grid-template-columns:repeat(6,minmax(0,1fr));margin:0;padding:0;list-style:none;display:grid}.life li{text-align:center;align-content:start;justify-items:center;gap:4px;padding:0 4px;display:grid;position:relative}.life li:before{content:"";background:var(--foam);height:5px;position:absolute;top:15px;left:0;right:0}.life li:first-child:before{border-radius:5px 0 0 5px;left:50%}.life li:last-child:before{right:50%}.life li.is-vault:after{content:"";background:var(--sun);height:4px;position:absolute;top:24px;left:0;right:0}.life li.is-fork:after{border-radius:4px 0 0 4px;left:50%}.life li.is-end:after{border-radius:0 4px 4px 0;right:50%}.life__dot{z-index:1;background:var(--blue-deep);border:2px solid var(--foam);border-radius:50%;place-items:center;width:34px;height:34px;font-size:15px;display:grid;position:relative}.life li.is-vault .life__dot{border-color:var(--sun)}.life__name{margin-top:10px;font-size:15px;font-weight:600;line-height:1.3}.life__note{color:var(--on-blue-dim);font-size:13px;line-height:1.4}.split__head{color:var(--on-blue-dim);font-size:15px}.split__head b{color:var(--foam);font-size:19px;font-weight:400}.split{gap:6px;height:22px;margin-top:18px;display:flex;position:relative}.split__you{background:var(--foam);border-radius:22px 0 0 22px;flex:7}.split__vault{background:var(--sun);border-radius:0 22px 22px 0;flex:3}.split__blade{background:repeating-linear-gradient(-38deg, #f6f3ea99 0 1px, transparent 1px 5px), var(--blue-deep);clip-path:polygon(50% 0,100% 100%,0 100%);width:20px;height:40px;position:absolute;top:-9px;left:calc(70% - 7px)}.split__legs{grid-template-columns:7fr 3fr;gap:16px;margin:16px 0 0;display:grid}.split__legs dt{font-size:22px}.split__legs dd{color:var(--on-blue-dim);margin:2px 0 0;font-size:13.5px;line-height:1.45}.split__sun dt{color:var(--sun)}.vfig{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr) minmax(0,1fr) minmax(0,1.1fr) minmax(0,1fr);align-items:center;gap:10px;display:grid}.vfig__node{border:1.5px solid var(--on-blue-line);text-align:center;border-radius:12px;gap:4px;padding:16px 14px;display:grid}.vfig__node b{font-family:var(--f-display);font-size:20px;font-weight:400}.vfig__node span{color:var(--on-blue-dim);font-size:13px;line-height:1.4}.vfig__node--vault{border-color:var(--foam);background:#0816464d}.vfig__link{text-align:center;color:var(--on-blue-dim);gap:6px;font-size:13px;line-height:1.4;display:grid}.vfig__arrow{background:var(--foam);height:2px;margin:6px 4px;position:relative}.vfig__arrow:after{content:"";border:5px solid #0000;border-left:7px solid var(--foam);border-right:0;position:absolute;top:-4px;right:-2px}.vfig__arrow--both:before{content:"";border:5px solid #0000;border-right:7px solid var(--foam);border-left:0;position:absolute;top:-4px;left:-2px}.vfig__arrow--back:after{border-left:0;border-right:7px solid var(--sun);left:-2px;right:auto}.vfig__arrow--sun{background:var(--sun)}.vfig__sun{color:var(--sun)}.calc{border:1px solid var(--on-paper-line);background:#ffffff52;border-radius:14px;padding:22px 24px}.calc__inputs{grid-template-columns:1.2fr 1fr 1fr;gap:18px 24px;display:grid}.calc__field,.calc__range{color:var(--on-paper-dim);align-content:start;gap:8px;font-size:13.5px;display:grid}.calc__range b{color:var(--ink);margin-left:4px;font-size:17px;font-weight:400}.calc__field input{border:1.5px solid var(--on-paper-line);background:var(--paper);height:42px;font-family:var(--f-display);color:var(--ink);font-variant-numeric:lining-nums tabular-nums;border-radius:10px;padding:0 12px;font-size:19px}.calc__field input:focus{border-color:var(--blue);outline:none}.calc__range input{width:100%;accent-color:var(--blue);margin:10px 0 0}.calc__out{border-top:1px solid var(--on-paper-line);grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:22px 0 0;padding-top:18px;display:grid}.calc__out>div{align-content:space-between;display:grid}.calc__out dt{color:var(--on-paper-dim);font-size:13px;line-height:1.35}.calc__out dd{letter-spacing:-.01em;margin:6px 0 0;font-size:24px}.calc__price dd{color:var(--blue)}.calc__cap dd{color:var(--sun-ink)}.calc__note{color:var(--on-paper-dim);margin-top:14px;font-size:13.5px}.keys{border:1px solid var(--on-paper-line);border-radius:14px;overflow:hidden}.keys__head{background:var(--paper-deep);color:var(--on-paper-dim);align-items:center;gap:8px;padding:10px 16px;font-size:13.5px;display:flex;max-width:none!important}.keys__live{background:var(--blue);border-radius:50%;width:7px;height:7px;box-shadow:0 0 0 3px #1d3f9529}.keys dl{margin:0}.keys dl>div{border-top:1px solid var(--on-paper-line);grid-template-columns:170px minmax(0,1fr);align-items:center;gap:12px;padding:9px 16px;display:grid}.keys dt{font-size:14.5px;font-weight:500}.keys dd{flex-wrap:wrap;align-items:center;gap:4px 6px;min-width:0;margin:0;font-size:14px;display:flex}.keys dd .mono{overflow-wrap:anywhere;min-width:0;color:var(--ink);font-size:13px}.keys dd a.mono{text-underline-offset:3px;-webkit-text-decoration:underline #1d3f954d;text-decoration:underline #1d3f954d}.keys__none{color:var(--on-paper-dim)}.keys__hash{flex-basis:100%;color:var(--on-paper-dim)!important}.doc__pager{grid-template-columns:1fr 1fr;gap:14px;margin-top:72px;display:grid}.doc__turn{border:1px solid var(--on-paper-line);border-radius:14px;gap:4px;padding:16px 20px;text-decoration:none;transition:border-color .3s;display:grid}.doc__turn:hover{border-color:var(--blue)}.doc__turn span{font-family:var(--f-mono);color:var(--on-paper-dim);font-size:12px}.doc__turn b{font-family:var(--f-display);font-size:21px;font-weight:400}.doc__turn--next{text-align:right}.doc__foot{border-top:1px solid var(--on-paper-line);color:var(--on-paper-dim);flex-wrap:wrap;gap:8px 22px;margin-top:56px;padding:22px 0 40px;font-size:13.5px;display:flex}.doc__foot a{color:inherit;text-underline-offset:3px}.toc{top:calc(var(--dbar-h) + 48px);max-height:calc(100svh - var(--dbar-h) - 72px);align-self:start;position:sticky;overflow-y:auto}.toc__title{font-family:var(--f-mono);color:var(--on-paper-dim);margin-bottom:12px;font-size:12px}.toc ul{border-left:1px solid var(--on-paper-line);margin:0;padding:0;list-style:none}.toc a{color:var(--on-paper-dim);border-left:2px solid #0000;margin-left:-1px;padding:5px 0 5px 14px;font-size:13.5px;line-height:1.4;text-decoration:none;transition:color .2s,border-color .2s;display:block}.toc__sub a{padding-left:26px}.toc a:hover{color:var(--ink)}.toc a.is-here{color:var(--blue);border-left-color:var(--blue)}.dfind{z-index:80;color:var(--ink);place-items:start center;padding:12vh 16px 16px;display:grid;position:fixed;inset:0}.dfind__scrim{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);cursor:default;background:#08164673;border:0;position:absolute;inset:0}.dfind__panel{background:var(--paper);width:min(640px,100%);max-height:72vh;animation:dfind-in .35s var(--ease-out);border-radius:16px;flex-direction:column;display:flex;position:relative;overflow:hidden;box-shadow:0 30px 80px -20px #08164699}@keyframes dfind-in{0%{opacity:0;transform:translateY(-8px)scale(.99)}}.dfind__field{border-bottom:1px solid var(--on-paper-line);color:var(--on-paper-dim);align-items:center;gap:12px;padding:0 14px 0 18px;display:flex}.dfind__field input{min-width:0;height:58px;font-family:var(--f-body);color:var(--ink);background:0 0;border:0;outline:none;flex:1;font-size:18px}.dfind__esc{border:1px solid var(--on-paper-line);font-family:var(--f-mono);color:var(--on-paper-dim);cursor:pointer;background:0 0;border-radius:6px;padding:4px 8px;font-size:11.5px}.dfind__results{margin:0;padding:8px;list-style:none;overflow-y:auto}.dfind__results button{text-align:left;cursor:pointer;background:0 0;border:0;border-radius:10px;gap:2px;width:100%;padding:12px 14px;display:grid}.dfind__results button.is-active{background:var(--paper-deep);box-shadow:inset 3px 0 0 var(--blue)}.dfind__where{font-family:var(--f-mono);color:var(--on-paper-dim);font-size:11.5px}.dfind__head{font-size:15.5px;font-weight:600}.dfind__text{color:var(--on-paper-dim);font-size:13.5px;line-height:1.5}.dfind mark{color:inherit;background:#ffb32161;border-radius:3px}.dfind__empty{color:var(--on-paper-dim);padding:18px 22px 22px;font-size:14px}@media (max-width:1279px){.doc{grid-template-columns:minmax(0,760px)}.toc{display:none}}@media (max-width:1023px){.docs__body{grid-template-columns:minmax(0,1fr)}.dbar__menu{display:block}.dnav{top:var(--dbar-h);z-index:30;background:var(--paper);border-right:1px solid var(--on-paper-line);width:min(320px,86vw);height:auto;transition:transform .5s var(--ease-out);padding-left:24px;position:fixed;bottom:0;left:0;transform:translate(-102%)}.docs--nav .dnav{transform:none}.docs__scrim{inset:var(--dbar-h) 0 0;z-index:25;opacity:0;pointer-events:none;background:#0816464d;border:0;transition:opacity .4s;display:block;position:fixed}.docs--nav .docs__scrim{opacity:1;pointer-events:auto}.dsearch{width:auto;margin-left:auto}.dbar__end{margin-left:0}}@media (max-width:719px){.docs{--dbar-h:62px}.dbar{gap:10px}.dbar__docs,.dbar__home,.dsearch span,.dsearch kbd,.dbar__logo span{display:none}.dsearch{justify-content:center;width:38px;height:38px;padding:0}.doc{padding-top:36px}.cards,.doc__pager{grid-template-columns:minmax(0,1fr)}.calc__inputs,.calc__out{grid-template-columns:repeat(2,minmax(0,1fr))}.calc__field{grid-column:1/-1}.keys dl>div{grid-template-columns:minmax(0,1fr);gap:2px}.life{grid-template-columns:minmax(0,1fr)}.life li{text-align:left;grid-template-columns:34px minmax(0,1fr);justify-items:start;gap:0 16px;padding:0 0 18px}.life li:before{width:5px;height:auto;inset:0 auto 0 14.5px}.life li:first-child:before{border-radius:0;top:17px;left:14.5px}.life li:last-child:before{height:17px;bottom:auto;right:auto}.life li.is-vault:after{width:4px;height:auto;inset:0 auto 0 24px}.life li.is-fork:after{top:17px;left:24px}.life li.is-end:after{height:17px;bottom:auto;right:auto}.life__dot{grid-row:span 2}.life__name{margin-top:5px}.vfig{grid-template-columns:minmax(0,1fr)}.vfig__arrow{width:2px;height:26px;margin:4px auto}.vfig__arrow:after{border:5px solid #0000;border-top:7px solid var(--foam);border-bottom:0;top:auto;bottom:-2px;right:-4px}.vfig__arrow--both:before{border:5px solid #0000;border-bottom:7px solid var(--foam);border-top:0;top:-2px;left:-4px}.vfig__arrow--back:after{border:5px solid #0000;border-bottom:7px solid var(--sun);border-top:0;top:-2px;bottom:auto;left:-4px}.split__legs{grid-template-columns:minmax(0,1fr)}}