:root{color-scheme:dark;--ink:#0a0a09;--surface:#121211;--surface-2:#191917;--bone:#ece9e3;--bone-2:#ece9e3a8;--bone-3:#ece9e36b;--line:#ece9e31a;--line-strong:#ece9e32e;--ember:#ff7043;--ember-text:#ff8a65;--sans:"Lexend", system-ui, sans-serif;--serif:"Instrument Serif", "Times New Roman", serif;--mono:ui-monospace, "JetBrains Mono", Menlo, Consolas, monospace;--ease:cubic-bezier(.16, 1, .3, 1);--bar-h:60px;--sidebar-w:288px;--gutter:clamp(18px, 3.4vw, 44px)}*,:before,:after{box-sizing:border-box}html{background:var(--ink);-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--bar-h) + 24px)}body{background:var(--ink);color:var(--bone);font-family:var(--sans);-webkit-font-smoothing:antialiased;margin:0;font-size:17px;font-weight:300;line-height:1.65}::selection{background:var(--ember);color:var(--ink)}a{color:var(--ember-text);text-decoration:none}a:hover{text-underline-offset:3px;text-decoration:underline}:focus-visible{outline:2px solid var(--ember);outline-offset:3px;border-radius:6px}.sr-only{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.skip{z-index:100;background:var(--bone);color:var(--ink);border-radius:999px;padding:8px 14px;position:absolute;top:-100px;left:16px}.skip:focus{top:10px}.grain{z-index:60;pointer-events:none;opacity:.06;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");position:fixed;inset:0}.bar{z-index:40;height:var(--bar-h);-webkit-backdrop-filter:blur(28px)saturate(150%);border-bottom:1px solid var(--line);background:#0a0a099e;position:sticky;top:0}.bar-inner{height:100%;padding:0 var(--gutter);align-items:center;gap:12px;display:flex}.bar a{color:var(--bone)}.bar a:hover{text-decoration:none}.bar-mark{letter-spacing:-.01em;font-size:17px;font-weight:600}.bar-slash{color:var(--bone-3);font-size:20px;font-weight:200}.bar-title{font-family:var(--serif);font-size:22px;font-style:italic;line-height:1}.bar-title-short{display:none}.bar-nav{gap:4px;margin-left:auto;font-size:14px;font-weight:400;display:flex}.bar-nav a{color:var(--bone-2);border-radius:999px;padding:7px 12px;transition:color .2s,background .2s}.bar-nav a:hover,.bar-nav a[aria-current]{color:var(--bone);background:#ece9e312}.bar-menu{width:38px;height:38px;color:var(--bone);cursor:pointer;background:0 0;border:0;border-radius:999px;place-items:center;margin-left:-9px;display:none}.bar-menu svg{width:20px;height:20px}.bar-menu:hover{background:#ece9e312}.qig-shell{grid-template-columns:var(--sidebar-w) minmax(0, 1fr);display:grid}.qig-shell.is-bare{grid-template-columns:minmax(0,1fr)}.sidebar{top:var(--bar-h);height:calc(100vh - var(--bar-h));height:calc(100dvh - var(--bar-h));border-right:1px solid var(--line);flex-direction:column;font-size:14px;line-height:1.35;display:flex;position:sticky}.sidebar-scroll{overscroll-behavior:contain;padding:22px 12px 24px var(--gutter);scrollbar-width:thin;scrollbar-color:var(--line-strong) transparent;flex:1;overflow-y:auto}.sidebar a{color:var(--bone-2);transition:color .2s,background .2s}.sidebar a:hover{color:var(--bone);text-decoration:none}.sidebar-home{font-family:var(--serif);border-radius:10px;margin-bottom:8px;padding:7px 10px;font-size:20px;font-style:italic;display:block;color:var(--bone)!important}.sidebar ul{margin:0;padding:0;list-style:none}.sidebar-tree>li+li{margin-top:2px}.sidebar details>summary{cursor:pointer;border-radius:10px;align-items:center;gap:2px;list-style:none;display:flex}.sidebar details>summary::-webkit-details-marker{display:none}.sidebar summary>a,.sidebar summary>span{color:var(--bone);flex:1;padding:7px 10px 7px 2px;font-weight:500}.sidebar-num{color:var(--ember);letter-spacing:.06em;font-variant-numeric:tabular-nums;margin-right:8px;font-size:11px;font-weight:500}.sidebar .chev{width:22px;height:22px;color:var(--bone-3);transition:transform .25s var(--ease);flex:none;padding:5px}.sidebar details[open]>summary .chev{transform:rotate(90deg)}.sidebar details ul{border-left:1px solid var(--line);margin:2px 0 6px 10px;padding-left:14px}.sidebar-group{margin-left:10px}.sidebar-group>summary>span{color:var(--bone-2);font-weight:400}.sidebar li a{border-radius:8px;padding:6px 10px;display:block;position:relative}.sidebar summary:hover,.sidebar li>a:hover,.sidebar-home:hover{background:#ece9e30a}.sidebar li a[aria-current=page]{color:var(--bone);background:#ece9e30f}.sidebar li a[aria-current=page]:before{content:"";background:var(--ember);width:5px;height:5px;box-shadow:0 0 10px var(--ember);border-radius:50%;margin-top:-2.5px;position:absolute;top:50%;left:-17px}.sidebar summary:has(a[aria-current=page]){background:#ece9e30f}.sidebar-empty{color:var(--bone-3);padding:8px 10px}.sidebar-filter{padding:12px 12px 14px var(--gutter);border-top:1px solid var(--line);position:relative}.sidebar-filter svg{left:calc(var(--gutter) + 13px);width:16px;height:16px;color:var(--bone-3);pointer-events:none;margin-top:-8px;position:absolute;top:50%}.sidebar-filter input{border:1px solid var(--line);background:var(--surface);width:100%;height:38px;color:var(--bone);font:inherit;border-radius:999px;padding:0 12px 0 36px;font-size:14px}.sidebar-filter input::placeholder{color:var(--bone-3)}.sidebar-filter input:focus-visible{outline-offset:0;border-color:#0000}.sidebar-scrim{display:none}.main{min-width:0}.page-hero{border-bottom:1px solid var(--line);align-items:flex-end;min-height:clamp(260px,30vw,400px);display:flex;position:relative;overflow:hidden}.page-hero.is-tall{min-height:clamp(380px,44vw,600px)}.page-hero .qig-art{width:100%;height:100%;position:absolute;inset:0}.page-hero:after{content:"";pointer-events:none;background:linear-gradient(#0a0a0900 30%,#0a0a09e6 100%);position:absolute;inset:0}.page-hero-copy{z-index:1;width:100%;max-width:820px;margin:0 auto;padding:0 40px 34px;position:relative}.page-hero.is-wide .page-hero-copy{max-width:1120px}.eyebrow{color:var(--bone-2);letter-spacing:.04em;flex-wrap:wrap;align-items:baseline;gap:10px;margin:0 0 12px;font-size:13px;font-weight:400;display:flex}.eyebrow a{color:inherit}.eyebrow .num{color:var(--ember);font-variant-numeric:tabular-nums;font-weight:500}.page-title{font-family:var(--serif);letter-spacing:-.02em;color:var(--bone);text-wrap:balance;margin:0;font-size:clamp(52px,8vw,112px);font-style:italic;font-weight:400;line-height:.95}.page-hero.is-tall .page-title{font-size:clamp(60px,9.5vw,150px)}.article{padding-bottom:88px}.article-body,.article-foot{max-width:820px;margin-inline:auto;padding-inline:40px}.lede{letter-spacing:-.012em;color:var(--bone);text-wrap:pretty;margin:36px 0 0;font-size:clamp(20px,2vw,24px);font-weight:300;line-height:1.5}.prose h2{border-top:1px solid var(--line);letter-spacing:-.02em;margin:64px 0 0;padding-top:20px;font-size:28px;font-weight:500;line-height:1.2}.prose h3{letter-spacing:-.012em;margin:36px 0 0;font-size:21px;font-weight:500;line-height:1.3}.prose h2+p,.prose h3+p,.prose h2+ul,.prose h3+ul,.prose h2+ol,.prose h3+ol{margin-top:14px}.prose p,.prose ul,.prose ol{color:#ece9e3db;margin:18px 0 0}.prose ul,.prose ol{padding-left:1.2em}.prose li+li{margin-top:10px}.prose li::marker{color:var(--ember)}.prose strong{color:var(--bone);font-weight:500}.prose :not(pre)>code{background:var(--surface-2);border:1px solid var(--line);font-family:var(--mono);color:var(--bone);border-radius:6px;padding:.12em .4em;font-size:.82em}.prose pre{border:1px solid var(--line);font-family:var(--mono);border-radius:14px;margin:22px 0 0;padding:20px 22px;font-size:13.5px;line-height:1.65;overflow-x:auto;background:var(--surface)!important}.prose pre code{font:inherit}.prose table{border-collapse:collapse;font-variant-numeric:tabular-nums;width:100%;max-width:100%;margin:24px 0 0;font-size:15px;line-height:1.5;display:block;overflow-x:auto}.prose th{border-bottom:1px solid var(--line-strong);color:var(--bone-3);letter-spacing:.06em;text-transform:uppercase;text-align:left;white-space:nowrap;padding:0 18px 12px 0;font-size:12px;font-weight:500}.prose td{border-bottom:1px solid var(--line);vertical-align:top;color:#ece9e3d1;padding:13px 18px 13px 0}.prose td:first-child{min-width:130px;color:var(--bone);font-weight:400}.prose td code{white-space:nowrap}.article-foot{margin-top:72px}.foot-title{color:var(--bone-3);letter-spacing:.08em;text-transform:uppercase;margin:48px 0 0;font-size:12px;font-weight:500}.related{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:12px;margin:16px 0 0;padding:0;list-style:none;display:grid}.related a{border:1px solid var(--line);background:var(--surface);height:100%;color:var(--bone);border-radius:16px;padding:16px 18px;transition:border-color .25s,background .25s;display:block}.related a:hover{background:var(--surface-2);border-color:#ff704373;text-decoration:none}.related .k{color:var(--bone-3);letter-spacing:.04em;font-size:12px;display:block}.related .t{font-family:var(--serif);margin-top:2px;font-size:24px;font-style:italic;line-height:1.2;display:block}.changelog{border-collapse:collapse;width:100%;margin-top:14px;font-size:15px}.changelog th,.changelog td{border-bottom:1px solid var(--line);text-align:left;vertical-align:top;padding:11px 18px 11px 0}.changelog th{color:var(--bone-3);letter-spacing:.06em;text-transform:uppercase;font-size:12px;font-weight:500}.changelog td:first-child{white-space:nowrap;color:var(--bone-2)}.overview-body{max-width:1120px;margin:0 auto;padding:0 40px 96px}.overview-body .lede{max-width:34em}.section-title{border-top:1px solid var(--line);letter-spacing:-.02em;align-items:baseline;gap:12px;margin:72px 0 0;padding-top:20px;font-size:26px;font-weight:500;display:flex}.section-title .num{color:var(--ember);letter-spacing:.06em;font-size:13px;font-weight:500}.section-sub{color:var(--bone-2);margin:6px 0 0}.cards{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px;margin:26px 0 0;padding:0;list-style:none;display:grid}.cards.is-large{grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}.card{border:1px solid var(--line);background:var(--surface);height:100%;color:var(--bone);transition:border-color .3s, transform .5s var(--ease);border-radius:20px;flex-direction:column;display:flex;overflow:hidden}.card:hover{border-color:#ff704373;text-decoration:none;transform:translateY(-3px)}.card .qig-art{aspect-ratio:2;border-bottom:1px solid var(--line)}.card .qig-art .ember{transition:stroke-width .4s var(--ease)}.card:hover .qig-art .ember{stroke-width:3.5px}.card-body{padding:16px 18px 20px}.card-num{color:var(--ember);letter-spacing:.06em;font-size:12px;font-weight:500}.card-title{font-family:var(--serif);letter-spacing:-.01em;margin:2px 0 0;font-size:28px;font-style:italic;font-weight:400;line-height:1.1}.card-text{color:var(--bone-2);margin:8px 0 0;font-size:14.5px;line-height:1.55}.card-meta{color:var(--bone-3);margin-top:12px;font-size:13px}.principles{counter-reset:p;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:0 36px;margin:22px 0 0;padding:0;list-style:none;display:grid}.principles li{border-top:1px solid var(--line);counter-increment:p;padding:18px 0}.principles li:before{content:counter(p, decimal-leading-zero);color:var(--ember);letter-spacing:.06em;font-variant-numeric:tabular-nums;font-size:12px;font-weight:500;display:block}.principles strong{font-family:var(--serif);margin-top:4px;font-size:26px;font-style:italic;font-weight:400;line-height:1.15;display:block}.principles span{color:var(--bone-2);margin-top:6px;font-size:15px;line-height:1.55;display:block}.button{background:var(--bone);min-height:46px;color:var(--ink);transition:transform .3s var(--ease), background .2s;border-radius:999px;justify-content:center;align-items:center;gap:8px;padding:0 24px;font-size:16px;font-weight:500;display:inline-flex}.button:hover{background:#fff;text-decoration:none;transform:translateY(-1px)}.button.is-secondary{color:var(--bone);box-shadow:inset 0 0 0 1px var(--line-strong);background:0 0}.button.is-secondary:hover{background:#ece9e30f}.actions{flex-wrap:wrap;gap:12px;margin-top:30px;display:flex}.footer{border-top:1px solid var(--line);color:var(--bone-3);padding:22px 40px 34px;font-size:13px}.crumbs ol{flex-wrap:wrap;gap:6px;margin:0;padding:0;list-style:none;display:flex}.crumbs li+li:before{content:"/";color:var(--bone-3);margin-right:6px}.crumbs a{color:var(--bone-2)}.crumbs span{color:var(--bone)}.legal{margin:10px 0 0}.legal a{color:inherit}@media (width<=1023px){.qig-shell{grid-template-columns:minmax(0,1fr)}.bar-menu{display:inline-grid}.sidebar{z-index:35;left:0;top:var(--bar-h);-webkit-backdrop-filter:blur(28px)saturate(150%);visibility:hidden;width:min(340px,88vw);transition:transform .4s var(--ease), visibility 0s linear .4s;background:#0e0e0ddb;position:fixed;transform:translate(-102%)}.sidebar.is-open{visibility:visible;transition:transform .4s var(--ease);transform:none}.sidebar-scrim:not([hidden]){inset:var(--bar-h) 0 0 0;z-index:34;background:#00000080;display:block;position:fixed}html.sidebar-open{overflow:hidden}}@media (width<=734px){.bar-nav a:first-child,.bar-title-long{display:none}.bar-title-short{display:inline}.page-hero-copy,.article-body,.article-foot,.overview-body,.footer{padding-inline:18px}.page-hero-copy{padding-bottom:24px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:0s!important;animation-duration:0s!important}}@media (prefers-reduced-transparency:reduce){.bar,.sidebar{background:var(--ink);-webkit-backdrop-filter:none}}.qig-art[data-astro-cid-l3ibrvhx]{width:100%;height:auto;display:block}