/* Documentation is a field guide, not a dashboard. It shares the app's ink,
   paper and green variables, then gives long-form content room to breathe. */
.docs-page { background: var(--paper); }
.docmark { flex: 1; text-align: center; color: var(--faint); font-family: var(--mono);
           font-size: 10px; letter-spacing: .15em; text-transform: uppercase; }
.docmark span { color: var(--rule-2); padding: 0 8px; }
.docs-page .bar { position: sticky; }
.docwrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 28px; }
.dochero { border-bottom: 1px solid var(--rule); background: var(--panel); }
.dochero .docwrap { padding-top: 92px; padding-bottom: 72px; }
.dochero .eyebrow { max-width: 680px; margin-bottom: 26px; }
.dochero h1 { max-width: 760px; margin: 0 0 24px; font-size: clamp(58px, 10vw, 126px);
              letter-spacing: -.075em; }
.dochero h1 em { color: var(--green); font-style: normal; -webkit-text-stroke: .7px var(--ink);
                 paint-order: stroke fill; }
.hero-copy { max-width: 620px; margin: 0; color: var(--ink-2); font-size: 18px; line-height: 1.6; }
.hero-actions { display: flex; gap: 10px; margin-top: 34px; }
.docbutton { display: inline-flex; gap: 26px; align-items: center; padding: 12px 16px;
             border: 1px solid var(--ink); border-radius: 7px; color: var(--ink); text-decoration: none;
             font-family: var(--mono); font-size: 11px; text-transform: uppercase;
             letter-spacing: .09em; transition: background .18s ease, color .18s ease, transform .18s ease; }
.docbutton.primary { background: var(--ink); color: var(--paper); }
.docbutton:hover { background: var(--green); color: var(--ink); transform: translateY(-1px); }
.hero-note { display: flex; align-items: center; gap: 9px; margin-top: 42px; color: var(--faint);
             font-family: var(--mono); font-size: 10.5px; }
.hero-note i { width: 8px; height: 8px; border: 1px solid var(--ink); background: var(--green);
               border-radius: 50%; }
.doclayout { display: grid; grid-template-columns: 180px minmax(0, 1fr); gap: 76px; }
.toc { align-self: start; position: sticky; top: 104px; padding-top: 82px; }
.toc-title { margin: 0 0 17px; color: var(--faint); font-family: var(--mono); font-size: 10px;
             letter-spacing: .16em; text-transform: uppercase; }
.toc a { display: block; padding: 6px 0; color: var(--ink-2); text-decoration: none;
         font-family: var(--mono); font-size: 11px; }
.toc a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 4px; }
.docbody { min-width: 0; }
.docsection { padding: 88px 0 92px; border-bottom: 1px solid var(--rule); scroll-margin-top: 84px; }
.docsection.last { padding-bottom: 110px; border-bottom: 0; }
.section-no { margin: 0 0 15px; color: var(--green); font-family: var(--mono); font-size: 11px;
              font-weight: 700; letter-spacing: .15em; }
.docsection h2 { margin: 0; max-width: 700px; font-size: clamp(31px, 4vw, 52px); line-height: 1;
                 letter-spacing: -.055em; }
.section-lede { max-width: 620px; margin: 19px 0 34px; color: var(--ink-2); font-size: 16px; }
.source-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.source-card { min-height: 260px; padding: 19px; border: 1px solid var(--rule-2); background: var(--panel); }
.source-top { display: flex; justify-content: space-between; color: var(--faint); font-family: var(--mono);
              font-size: 10px; letter-spacing: .12em; }
.source-tag { color: var(--ink); }
.source-card h3 { margin: 42px 0 10px; font-size: 19px; letter-spacing: -.03em; }
.source-card p { margin: 0; color: var(--ink-2); font-size: 13px; line-height: 1.55; }
.source-card code { display: block; margin-top: 22px; color: var(--faint); font-family: var(--mono);
                    font-size: 10px; overflow-wrap: anywhere; }
.formula { margin: 38px 0 28px; padding: 22px 24px; border-top: 2px solid var(--ink);
           border-bottom: 1px solid var(--rule); background: var(--panel); }
.formula-label { display: block; color: var(--faint); font-family: var(--mono); font-size: 10px;
                 letter-spacing: .15em; text-transform: uppercase; }
.formula strong { display: block; margin: 12px 0 9px; font-family: var(--mono); font-size: clamp(17px, 3vw, 28px);
                  font-weight: 500; letter-spacing: -.05em; }
.formula-note { color: var(--faint); font-family: var(--mono); font-size: 11px; }
.rule-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; border-left: 1px solid var(--rule); }
.rule { padding: 20px 22px 22px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.rule-mark { color: var(--faint); font-family: var(--mono); font-size: 10px; }
.rule h3 { margin: 27px 0 7px; font-size: 17px; }
.rule p { margin: 0; color: var(--ink-2); font-size: 13px; line-height: 1.55; }
.rule b { color: var(--ink); }
.evidence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.evidence-col { padding: 21px 23px 18px; border: 1px solid var(--rule-2); }
.evidence-col.yes { background: #f8fce9; }
.evidence-col.no { background: var(--panel); }
.evidence-head { display: flex; align-items: center; gap: 11px; border-bottom: 1px solid var(--rule);
                 padding-bottom: 15px; }
.evidence-head i { display: inline-grid; place-items: center; width: 20px; height: 20px; border: 1px solid var(--ink);
                   font-style: normal; font-family: var(--mono); font-size: 13px; }
.evidence-head h3 { margin: 0; font-size: 16px; }
.evidence-col ul { list-style: none; margin: 15px 0 0; padding: 0; }
.evidence-col li { position: relative; padding: 6px 0 6px 19px; color: var(--ink-2); font-size: 13px; }
.evidence-col li::before { content: '—'; position: absolute; left: 0; color: var(--rule-2); }
.callout { display: grid; grid-template-columns: 150px 1fr; gap: 26px; margin-top: 16px; padding: 20px 22px;
           border-left: 3px solid var(--green); background: var(--panel-2); }
.callout-label { font-family: var(--mono); color: var(--faint); font-size: 10px; letter-spacing: .12em;
                 text-transform: uppercase; }
.callout p { margin: 0; color: var(--ink-2); font-size: 13px; }
.code-card { margin-top: 20px; border: 1px solid var(--rule-2); background: #151419; color: #f7f6f1; }
.code-head { display: flex; align-items: center; justify-content: space-between; padding: 10px 14px;
             border-bottom: 1px solid #3c3a3c; color: #a6a39b; font-family: var(--mono); font-size: 10px;
             letter-spacing: .12em; text-transform: uppercase; }
.code-head button { border: 0; border-bottom: 1px solid #77736b; padding: 0 0 2px; background: none;
                    color: #f7f6f1; cursor: pointer; font-family: var(--mono); font-size: 10px;
                    text-transform: uppercase; }
.code-head button:hover { color: var(--green); border-color: var(--green); }
.code-card pre { overflow-x: auto; margin: 0; padding: 18px 20px 21px; font-family: var(--mono);
                 font-size: 12px; line-height: 1.7; }
.code-key { color: var(--green); }
.code-string { color: #e8c98c; }
.code-comment { color: #85817a; }
.api-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0; margin-top: 30px;
            border-top: 2px solid var(--ink); border-left: 1px solid var(--rule); }
.endpoint { padding: 15px 17px 17px; border-right: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.endpoint > div { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.endpoint code { font-family: var(--mono); font-size: 11px; overflow-wrap: anywhere; }
.endpoint span { color: var(--faint); font-family: var(--mono); font-size: 9px; letter-spacing: .1em; text-transform: uppercase; }
.endpoint p { margin: 9px 0 0; color: var(--ink-2); font-size: 12.5px; line-height: 1.45; }
.limits { border-top: 2px solid var(--ink); }
.limits > div { display: grid; grid-template-columns: 150px 1fr; gap: 18px; padding: 16px 0;
                border-bottom: 1px solid var(--rule); }
.limits strong { font-size: 14px; }
.limits span { color: var(--ink-2); font-size: 13px; }
.docend { display: flex; justify-content: space-between; gap: 20px; margin-top: 44px; color: var(--faint);
          font-family: var(--mono); font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.docend a { color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--ink); }
.docend a:hover { color: var(--green); background: var(--ink); }
@media (max-width: 820px) {
  .docmark { display: none; }
  .dochero .docwrap { padding-top: 64px; padding-bottom: 54px; }
  .dochero h1 { font-size: clamp(54px, 16vw, 86px); }
  .hero-copy { font-size: 16px; }
  .doclayout { display: block; }
  .toc { position: static; display: flex; gap: 13px; padding-top: 30px; overflow-x: auto; border-bottom: 1px solid var(--rule); }
  .toc-title { display: none; }
  .toc a { flex: 0 0 auto; padding: 0 0 13px; font-size: 10px; }
  .docsection { padding: 62px 0 68px; }
  .source-grid, .evidence-grid { grid-template-columns: 1fr; }
  .source-card { min-height: auto; }
  .source-card h3 { margin-top: 30px; }
  .rule-grid, .api-grid { grid-template-columns: 1fr; }
  .callout { grid-template-columns: 1fr; gap: 10px; }
  .limits > div { grid-template-columns: 1fr; gap: 5px; }
  .docend { align-items: flex-start; flex-direction: column; }
}