.horizon-navigation{display:flex;align-self:stretch;gap:5px;align-items:stretch;min-width:0}.horizon-navigation a{display:flex;flex-direction:column;justify-content:center;padding:8px 13px;border-bottom:2px solid transparent;text-decoration:none;font-size:13px;line-height:1.4;white-space:nowrap}.horizon-navigation small{display:block;font-size:9px;color:#a7b7be}.horizon-navigation a:hover{background:#1c303f}.horizon-navigation a[aria-current]{border-bottom-color:#e9b856;color:#edba5f}.sidebar-label>a{text-decoration:none}.reference-group{border-top:1px solid var(--line);margin-top:18px;padding-top:13px}.reference-group>summary{cursor:pointer;list-style:none;padding:0 8px 10px;position:relative}.reference-group>summary::-webkit-details-marker{display:none}.reference-group>summary:after{content:'＋';position:absolute;right:8px;top:0;color:var(--muted);font-size:13px}.reference-group[open]>summary:after{content:'−'}.reference-group>summary strong{display:block;font-size:13px;font-weight:600;padding-right:15px}.reference-group>summary>span{display:block;font:9px var(--mono);color:var(--muted);margin-top:4px}.document-horizon{margin:15px 0 0;font:10px/1.6 var(--mono);color:var(--gold)}.document-horizon>span{display:block;font:11px/1.6 var(--sans);color:var(--muted);margin-top:4px}.reference-shortcuts{display:flex;gap:10px 20px;flex-wrap:wrap;margin-top:24px;font-size:13px}.topic-links{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.topic-links>a{display:flex;flex-direction:column;gap:6px;text-decoration:none;padding:18px 20px;border:1px solid var(--line);border-radius:5px;background:var(--white)}.topic-links>a:hover{border-color:var(--gold)}.topic-links strong{font-weight:600;font-size:15px}.topic-links strong span{float:right;color:var(--gold)}.topic-links>a>span{font-size:12px;color:var(--muted)}.status-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.status-grid article{border:1px solid var(--line);border-radius:5px;padding:22px;background:var(--white);min-width:0}.status-grid h3{margin:14px 0 12px;font-size:19px}.status-grid p{font-size:13px;margin-bottom:0}.support-badge{display:inline-block;border:1px solid currentColor;border-radius:3px;padding:3px 7px;font:10px/1.5 var(--mono);letter-spacing:0}.support-badge.current{color:var(--teal)}.support-badge.planned{color:var(--gold)}.support-badge.retired{color:var(--muted)}.source-note{font-size:12px;color:var(--muted);line-height:1.7;margin-top:18px}.security-flow li{display:flex;flex-direction:column;gap:8px}.security-flow li span{font:12px/1.6 var(--sans);letter-spacing:0}.security-examples{display:grid;gap:28px}.security-example{min-width:0;border:1px solid var(--line);border-radius:6px;overflow:hidden;background:var(--white)}.security-example header{padding:24px 26px 6px}.security-example h3{margin:16px 0 12px;font-size:22px}.security-example header p{font-size:14px}.security-example pre{margin:0;padding:23px 26px;overflow:auto;tab-size:4;font:12px/1.8 var(--mono);background:var(--paper-deep);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.security-example>.source-note{padding:0 26px 8px}.catalog-controls{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;background:var(--paper-deep);padding:22px;border:1px solid var(--line);border-radius:5px}.catalog-controls label{font-size:11px;color:var(--muted);display:flex;flex-direction:column;gap:6px;min-width:0}.catalog-controls .catalog-query{grid-column:1/-1}.catalog-controls input,.catalog-controls select{width:100%;min-width:0;padding:9px 10px;font-size:13px;background:var(--white);color:var(--ink);border:1px solid var(--line);border-radius:3px}.catalog-result-status{font-size:12px;color:var(--muted);margin:15px 0}.catalog-member{border:1px solid var(--line);border-radius:5px;margin:10px 0;background:var(--white);scroll-margin-top:125px;min-width:0}.catalog-member>summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 18px;list-style:none;cursor:pointer;padding:18px 20px}.catalog-member>summary::-webkit-details-marker{display:none}.catalog-member-title{min-width:0;display:flex;gap:8px;align-items:center;flex-wrap:wrap}.catalog-member-title code{font-size:13px;overflow-wrap:anywhere;color:var(--ink)}.catalog-kind{font-size:10px;color:var(--muted)}.catalog-member-summary{grid-column:1/-1;font-size:12px;color:var(--muted);overflow-wrap:anywhere}.catalog-member-body{border-top:1px solid var(--line);padding:22px;min-width:0}.catalog-member-body p,.catalog-member-body li{font-size:13px;overflow-wrap:anywhere;white-space:pre-wrap}.catalog-permalink{font-size:11px}.catalog-status-note{border-left:3px solid var(--gold);padding-left:13px;margin-top:18px;color:var(--muted)}.catalog-property{margin:24px 0}.catalog-property h4{font-size:13px;margin:0 0 10px}.catalog-property pre,.catalog-signature{font:11px/1.7 var(--mono);padding:16px;overflow:auto;background:var(--paper-deep);border:1px solid var(--line);border-radius:3px;white-space:pre-wrap;overflow-wrap:anywhere}.catalog-table-wrap{overflow:auto}.catalog-property table{border-collapse:collapse;width:100%;font-size:12px}.catalog-property th,.catalog-property td{text-align:left;vertical-align:top;padding:10px;border:1px solid var(--line);overflow-wrap:anywhere}.catalog-property th{background:var(--paper-deep);font-weight:500}.catalog-module{border-top:1px solid var(--line);padding-top:15px;margin:20px 0}.catalog-module>summary{font-size:13px;cursor:pointer;overflow-wrap:anywhere}.catalog-pagination{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:22px 0;font:11px var(--mono)}.catalog-browser button{background:var(--white);color:var(--ink);border:1px solid var(--line);border-radius:4px;padding:9px 14px;font-size:12px}.catalog-browser button:disabled{opacity:.45;cursor:default}.root-directory{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}.root-directory a{padding:12px;border:1px solid var(--line);text-decoration:none;min-width:0}.root-directory code{font-size:12px;overflow-wrap:anywhere}.root-directory small{display:block;font-size:9px;margin-top:5px;color:var(--muted)}.design-directory{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:15px}.design-directory article{min-width:0;border:1px solid var(--line);padding:18px}.design-directory code{display:block;font-size:12px;overflow-wrap:anywhere;margin-bottom:10px}.design-directory p{font-size:12px;overflow-wrap:anywhere;margin-top:12px}.namespace-page .technical-section>p{max-width:85ch}
@media(max-width:1180px){.doc-header{gap:12px}.horizon-navigation a{padding:8px 10px}.horizon-navigation small{font-size:8px}.status-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.root-directory{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:900px){.doc-header{display:grid;grid-template-columns:1fr auto;grid-template-rows:55px 53px;gap:0}.horizon-navigation{grid-column:1/-1;grid-row:2;justify-content:space-between}.horizon-navigation a{flex:1;padding:7px 8px;font-size:12px}.horizon-navigation small{font-size:8px}.doc-tools{grid-row:1;grid-column:2}.reference-tree{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.reference-group{flex:1 1 28%;margin:0;padding:0;border:1px solid var(--line);border-radius:4px;min-width:85px}.reference-group>summary{padding:10px 8px}.reference-group>summary strong{font-size:11px;padding-right:13px}.reference-group>summary>span{display:none}.reference-group>summary:after{right:5px;top:9px;font-size:11px}.reference-group[open]{flex-basis:100%;order:1}.reference-group[open]>div{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));padding:0 6px 8px}.reference-sidebar .sidebar-foot{display:none}.reference-sidebar .sidebar-label{margin-bottom:10px}.reference-search input{font-size:13px}.reference-group a{min-width:0}.reference-group a>span{overflow-wrap:anywhere}.document-horizon{margin-top:14px}.catalog-member{scroll-margin-top:125px}}
@media(max-width:600px){.status-grid,.topic-links,.design-directory,.root-directory{grid-template-columns:1fr}.horizon-navigation a{font-size:11px}.horizon-navigation small{font-size:7px}.catalog-controls{padding:15px;grid-template-columns:1fr 1fr;gap:10px}.catalog-controls label:last-child{grid-column:1/-1}.catalog-member>summary{padding:16px 14px;grid-template-columns:1fr}.catalog-member>summary>.support-badge{justify-self:start}.catalog-member-summary{font-size:12px}.catalog-member-body{padding:16px}.security-example header{padding:20px 18px 6px}.security-example pre{padding:18px;font-size:10px}.security-example>.source-note{padding:0 18px 6px}.catalog-pagination button{padding:8px 10px}.catalog-member-title code{font-size:12px}}

@media(max-width:900px){
  .doc-header{min-width:0}
  .doc-brand{min-width:0}
  .horizon-navigation a{flex:1 1 0;min-width:0;white-space:normal}
  .horizon-navigation small{line-height:1.4}
  .reference-group{flex:1 1 0;min-width:0}
  .reference-group>summary{min-height:48px;display:flex;align-items:center}
  .reference-group>summary strong{overflow-wrap:normal}
  .reference-group[open]{flex-basis:100%}
}
@media(max-width:420px){
  .doc-header{padding:0 12px}
  .reference-sidebar{padding:16px}
  .reference-group>summary strong{font-size:10px}
  .reference-group>summary{padding-left:8px;padding-right:15px}
  .horizon-navigation a{font-size:11px;padding:7px 5px}
  .horizon-navigation small{font-size:7px}
  .catalog-controls{grid-template-columns:minmax(0,1fr)}
  .catalog-controls label,.catalog-controls label:last-child{grid-column:1}
}
.reference-shortcuts .contact-link{margin-top:0}

/* Glossary terms: a dotted underline marks a word the glossary explains, and
   one shared tooltip shows its entry on hover or tap. */
.gl-term{text-decoration-line:underline;text-decoration-style:dotted;text-decoration-color:var(--muted);text-decoration-thickness:1px;text-underline-offset:3px;cursor:help}
pre .gl-term{text-underline-offset:2px}
.gl-term[aria-describedby]{text-decoration-color:var(--gold);text-decoration-style:solid}
#gl-tip{position:absolute;z-index:80;box-sizing:border-box;width:max-content;max-width:min(460px,calc(100vw - 32px));padding:12px 14px;background:var(--white);color:var(--ink);border:1px solid var(--line);border-radius:6px;box-shadow:0 12px 32px rgba(8,20,28,.24);font:14px/1.55 var(--sans);text-align:left;letter-spacing:0}
#gl-tip[hidden]{display:none}
#gl-tip .gl-head{font:600 13px/1.4 var(--mono);color:var(--gold);margin:0 0 6px}
#gl-tip p{margin:0 0 8px}
#gl-tip pre{margin:0 0 8px;padding:8px 10px;background:var(--paper-deep);border-radius:4px;font:12.5px/1.45 var(--mono);white-space:pre-wrap;overflow-wrap:anywhere}
#gl-tip p code{background:var(--paper-deep);padding:1px 4px;border-radius:3px;font-size:.92em}
#gl-tip .gl-bug{color:var(--muted)}
#gl-tip .gl-more{display:inline-block;font-size:12.5px;color:var(--teal)}
@media print{#gl-tip{display:none}.gl-term{text-decoration:none}}
.glossary-filter{display:flex;flex-direction:column;gap:6px;max-width:420px;font-size:13px;font-weight:600}
.glossary-filter input{padding:10px 12px;border:1px solid var(--line);border-radius:4px;background:var(--white);color:var(--ink);font:15px var(--sans)}
.glossary-count{font:12px var(--mono);color:var(--muted);margin:10px 0 0}
.glossary-letters{display:flex;flex-wrap:wrap;gap:4px 10px;margin:14px 0 6px;font:13px var(--mono)}
.glossary-letters a{text-decoration:none;color:var(--teal)}
.glossary-group h2{margin:34px 0 4px;font:600 22px var(--mono);color:var(--gold)}
.glossary-browser dl.gl{margin:0;max-width:80ch}
.glossary-browser .gl-entry{padding:14px 0;border-top:1px solid var(--line);scroll-margin-top:96px}
.glossary-browser .gl-entry:target{background:color-mix(in srgb,var(--gold) 12%,transparent);outline:6px solid color-mix(in srgb,var(--gold) 12%,transparent)}
.glossary-browser dt{font:600 15px var(--mono);color:var(--ink)}
.glossary-browser dd{margin:6px 0 0;font-size:15px}
.glossary-browser dd p{margin:0 0 8px}
.glossary-browser dd pre{margin:0 0 8px;padding:10px 12px;background:var(--paper-deep);border-radius:4px;overflow-x:auto;font:13px/1.5 var(--mono)}
.glossary-browser dd p code{background:var(--paper-deep);padding:1px 4px;border-radius:3px}
.glossary-browser .gl-bug{color:var(--muted)}

/* Worked scenarios: numbered steps, each with its explanation and code. */
.scenario-section{padding:36px 0 34px;border-bottom:1px solid var(--line)}
.scenario-heading{max-width:78ch;margin-bottom:22px}
.scenario-heading h2{margin-bottom:12px}
.scenario-heading>p:not(.eyebrow){font-size:16px;color:var(--ink);margin:0}
.scenario-steps{list-style:none;margin:0;padding:0;display:grid;gap:18px;counter-reset:none}
.scenario-step{display:grid;grid-template-columns:42px minmax(0,1fr);gap:14px;align-items:start}
.scenario-number{font:600 13px/1 var(--mono);color:var(--gold);border:1px solid var(--line);border-radius:4px;padding:8px 0;text-align:center;background:var(--white)}
.scenario-body{min-width:0}
.scenario-body>p{margin:4px 0 10px;max-width:78ch}
.scenario-outcome{margin-top:24px;border:1px solid var(--line);border-left:3px solid var(--teal);border-radius:4px;padding:16px 20px;background:var(--white);max-width:86ch}
.scenario-outcome>span{display:block;font:600 10px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--teal);margin-bottom:8px}
.scenario-outcome p{margin:0}
/* Code blocks across the reference share one dark panel and a language label. */
.code-block{position:relative;margin:0;padding:30px 20px 18px;background:#101e2a;border:1px solid #24394a;color:#dae8e5;border-radius:5px;font:12.5px/1.7 var(--mono);overflow:auto;tab-size:4;min-width:0}
.code-block::before{content:attr(data-label);position:absolute;top:8px;right:12px;font:600 9.5px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:#8fa7b0}
.code-block .gl-term{text-decoration-color:#7f98a3}
.code-block .gl-term[aria-describedby]{text-decoration-color:#e9b856}
.code-card .code-block{border-radius:0;height:100%}
.code-card>div{padding:22px 24px}
.code-card h3{font-size:16px;margin:6px 0 10px}
.code-card p{font-size:13px;line-height:1.65}
.code-lang{display:inline-block;font:600 9.5px var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--teal)}
.concept-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px;margin:8px 0 20px}
.concept-grid article{border:1px solid var(--line);border-radius:5px;padding:20px 22px;background:var(--white);min-width:0}
.concept-grid h3{font-size:17px;margin:0 0 10px}
.concept-grid p{font-size:14px;margin:0;color:var(--muted)}
.plain-list{max-width:80ch;padding-left:20px;margin:0 0 18px}
.plain-list li{margin:0 0 8px}
.technical-section>.code-grid{margin-top:8px}
@media(max-width:700px){.scenario-step{grid-template-columns:1fr;gap:8px}.scenario-number{width:42px}.code-block{font-size:11.5px;padding:28px 14px 14px}.code-card>div{padding:18px}}
/* Long identifiers in prose wrap instead of widening the page on a phone. */
main p code,main li code,main td code,main dd code,main h3 code{overflow-wrap:anywhere;word-break:break-word}
.code-card>div{min-width:0}