/* Valtu docs: three columns (pages, article, contents), same tokens as the site. */
.docs-wrap { width: min(1360px, 100% - 32px); margin-inline: auto; }
.docs-body .nav-row { height: 60px; }
.docs-badge { font-size: 13px; color: var(--ink-3); border: 1px solid var(--line-2); padding: 2px 9px; margin-left: -8px; }
.docs-badge:hover { color: var(--ink); }
.docs-body .links { margin-left: 28px; }
.docs-body .links a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.docs-body .nav-cta { margin-left: auto; }

.docs-grid { display: grid; grid-template-columns: 228px minmax(0, 1fr) 208px; gap: 56px; align-items: start; }
.docs-side, .docs-toc { position: sticky; top: 60px; max-height: calc(100vh - 60px); overflow-y: auto; padding: 32px 0 40px; font-size: 14px; }
.docs-side nav { display: grid; gap: 1px; }
.docs-side a, .docs-toc a { display: block; padding: 5px 10px; color: var(--ink-3); border-left: 1px solid var(--line); line-height: 1.45; }
.docs-side a:hover, .docs-toc a:hover { color: var(--ink); }
.docs-side a[aria-current="page"] { color: var(--ink); border-left: 2px solid var(--ink); padding-left: 9px; background: var(--bg-2); }
.side-h { font-size: 11.5px; letter-spacing: 0.09em; text-transform: uppercase; color: var(--ink-4); margin: 22px 0 6px; }
.side-h:first-child { margin-top: 0; }
.side-toc, .side-toc-h { display: none; }
.docs-toc a { font-size: 13px; }
.docs-toc a.toc-sub { padding-left: 22px; }
.docs-toc a.on { color: var(--ink); border-left-color: var(--ink); }

.docs-main { min-width: 0; padding: 40px 0 72px; }
.docs-body .foot { padding: 0; }
.docs-body .foot-base { margin-top: 0; }

/* article */
.prose { max-width: 780px; color: var(--ink-2); font-size: 15.5px; line-height: 1.7; }
.prose > * + * { margin-top: 16px; }
.prose h1 { font-family: var(--serif); font-weight: 400; color: var(--ink); font-size: clamp(36px, 4.4vw, 50px); line-height: 1.06; letter-spacing: -0.025em; }
.prose .lead { font-size: 18px; color: var(--ink-3); margin-top: 18px; max-width: 64ch; }
.prose h2 { font-family: var(--serif); font-weight: 400; color: var(--ink); font-size: 30px; letter-spacing: -0.02em; line-height: 1.2; margin-top: 64px; padding-top: 28px; border-top: 1px solid var(--line); scroll-margin-top: 76px; }
.prose h3 { font-weight: 500; color: var(--ink); font-size: 17.5px; margin-top: 36px; scroll-margin-top: 76px; }
.prose h4 { font-weight: 500; color: var(--ink); font-size: 15.5px; margin: 24px 0 0; }
.prose h2 + *, .prose h3 + *, .prose h4 + * { margin-top: 12px; }
.prose a:not(.card):not(.btn) { color: var(--ink); text-decoration: underline; text-decoration-color: var(--ink-4); text-underline-offset: 3px; }
.prose a:not(.card):not(.btn):hover { text-decoration-color: var(--ink); }
.prose ul, .prose ol { padding-left: 22px; margin-bottom: 0; }
.prose li + li { margin-top: 6px; }
.prose li::marker { color: var(--ink-4); }
.prose strong, .prose b { color: var(--ink); font-weight: 500; }
.prose code { font-family: var(--mono); font-size: 0.86em; background: var(--bg-3); color: var(--ink); padding: 1px 5px; overflow-wrap: anywhere; }
.prose pre code { background: none; padding: 0; color: inherit; overflow-wrap: normal; }
.anchor { margin-left: 8px; color: var(--ink-4) !important; text-decoration: none !important; opacity: 0; font-family: var(--sans); font-size: 0.7em; }
h2:hover .anchor, h3:hover .anchor { opacity: 1; }

/* code blocks */
.cb { position: relative; border: 1px solid var(--line); background: var(--bg-2); }
.cb .code { border: 0; background: none; font-size: 13px; padding: 16px 18px; tab-size: 2; }
.cb-head { display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); min-height: 38px; padding-left: 14px; font-size: 12.5px; color: var(--ink-3); }
.cb-tabs { display: flex; align-self: stretch; margin-left: -14px; }
.cb-tabs button { border: 0; border-right: 1px solid var(--line); background: none; padding: 0 14px; font-size: 12.5px; color: var(--ink-3); }
.cb-tabs button[aria-selected="true"] { color: var(--ink); background: var(--bg); }
.copy { border: 0; border-left: 1px solid var(--line); background: none; align-self: stretch; padding: 0 12px; font-size: 12px; color: var(--ink-3); min-width: 64px; }
.copy:hover { color: var(--ink); background: var(--bg-3); }
.cb > .copy { position: absolute; top: 0; right: 0; height: 34px; border-bottom: 1px solid var(--line); }
.tok-c { color: var(--ink-4); font-style: italic; }
.tok-s { color: var(--ok); }
.tok-k { color: var(--ink); font-weight: 600; }
.tok-n { color: var(--warn); }

/* tables */
.tbl-wrap { overflow-x: auto; border: 1px solid var(--line); }
.tbl { width: 100%; border-collapse: collapse; font-size: 14px; line-height: 1.5; }
.tbl th, .tbl td { text-align: left; vertical-align: top; padding: 9px 12px; border-bottom: 1px solid var(--line); }
.tbl th { font-weight: 400; color: var(--ink-3); background: var(--bg-2); white-space: nowrap; }
.tbl tr:last-child td { border-bottom: 0; }
.tbl td:first-child { white-space: nowrap; }
.tbl td code { white-space: nowrap; }
.req { font-size: 11px; color: var(--warn); margin-left: 6px; letter-spacing: 0.02em; }
.opt { font-size: 11px; color: var(--ink-4); margin-left: 6px; }

/* callouts */
.note, .warn-box { border: 1px solid var(--line); border-left: 2px solid var(--ink); background: var(--bg-2); padding: 12px 16px; font-size: 14.5px; }
.warn-box { border-left-color: var(--warn); background: var(--warn-tint); }
.note b:first-child, .warn-box b:first-child { margin-right: 4px; }

/* endpoints */
.ep { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; font-family: var(--mono); font-size: 14px; color: var(--ink); border: 1px solid var(--line); padding: 10px 14px; background: var(--bg); }
.m { font-size: 11.5px; font-weight: 600; letter-spacing: 0.03em; padding: 2px 7px; border: 1px solid var(--line-2); }
.m.get { color: var(--ok); }
.m.post { color: var(--warn); }
.ep .role { margin-left: auto; font-family: var(--sans); font-size: 12px; color: var(--ink-3); }
.ep-list { display: grid; gap: 0; border: 1px solid var(--line); }
.ep-list a { display: flex; gap: 10px; align-items: center; padding: 9px 14px; font-family: var(--mono); font-size: 13.5px; border-bottom: 1px solid var(--line); color: var(--ink) !important; text-decoration: none !important; }
.ep-list a:last-child { border-bottom: 0; }
.ep-list a:hover { background: var(--bg-2); }
.ep-list span:last-child { margin-left: auto; font-family: var(--sans); color: var(--ink-3); font-size: 13px; }

/* cards (overview) */
.cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); margin-top: 36px !important; }
.card { display: grid; gap: 8px; align-content: start; padding: 24px 22px; border-right: 1px solid var(--line); color: var(--ink-2); transition: background 0.15s; }
.card:last-child { border-right: 0; }
.cards-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.cards-2 .card:nth-child(2n) { border-right: 0; }
.cards-2 .card:nth-child(-n + 2) { border-bottom: 1px solid var(--line); }
/* whitepaper */
.paper-meta { display: flex; flex-wrap: wrap; gap: 8px 24px; font-size: 13.5px; color: var(--ink-3); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 12px 0; }
.paper-meta b { color: var(--ink); font-weight: 500; }
.abstract { border-left: 2px solid var(--ink); padding: 4px 0 4px 18px; font-size: 16.5px; color: var(--ink-2); }
.arch { display: grid; grid-template-columns: minmax(0, 1fr) 28px minmax(0, 1fr) 28px minmax(0, 1fr); align-items: center; gap: 0; border: 1px solid var(--line); background: var(--bg-2); padding: 16px; }
.arch-col { display: grid; gap: 8px; align-content: center; }
.arch-col.trusted { border: 1px dashed var(--ink-3); padding: 10px; background: var(--bg); }
.arch-h { font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-3); margin: 0 0 2px !important; }
.arch-box { border: 1px solid var(--line-2); background: var(--bg); padding: 8px 10px; font-size: 13.5px; color: var(--ink); line-height: 1.35; margin: 0 !important; }
.arch-box span { display: block; font-size: 12px; color: var(--ink-3); }
.arch-box.strong { border-color: var(--ink); }
.arch-box.kms { border-style: dashed; background: var(--bg-2); }
.arch-arrow { text-align: center; color: var(--ink-3); font-size: 18px; }
.arch > * { margin: 0 !important; }
@media (max-width: 760px) { .arch { grid-template-columns: minmax(0, 1fr); gap: 10px; } .arch-arrow { transform: rotate(90deg); } }
.prose figcaption { font-size: 13px; color: var(--ink-3); margin-top: 8px; }
.prose figure { margin: 16px 0 0; }
.card:hover { background: var(--bg-2); }
.card svg { width: 36px; height: 36px; padding: 8px; border: 1px solid var(--line); fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; color: var(--ink); background: var(--bg); margin-bottom: 8px; }
.card b { font-family: var(--serif); font-weight: 400; font-size: 22px; letter-spacing: -0.015em; color: var(--ink); }
.card span { font-size: 14px; color: var(--ink-3); }
.card em { font-style: normal; font-size: 13.5px; color: var(--ink); margin-top: 6px; }

/* numbered steps */
.steps-n { list-style: none; padding: 0 !important; counter-reset: s; border-left: 1px solid var(--line); margin-left: 12px; }
.steps-n > li { counter-increment: s; position: relative; padding: 0 0 22px 30px; }
.steps-n > li + li { margin-top: 0; }
.steps-n > li::before { content: counter(s); position: absolute; left: -13px; top: 0; width: 25px; height: 25px; display: grid; place-items: center; font-size: 12.5px; background: var(--bg); border: 1px solid var(--line-2); color: var(--ink); }
.steps-n > li > b:first-child { display: block; color: var(--ink); }

/* flow diagram */
.flow { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); border: 1px solid var(--line); font-size: 13px; }
.flow div { padding: 14px 14px 16px; border-right: 1px solid var(--line); display: grid; gap: 4px; align-content: start; position: relative; }
.flow div:last-child { border-right: 0; }
.flow b { font-weight: 500; color: var(--ink); }
.flow span { color: var(--ink-3); }
.flow i { font-style: normal; font-family: var(--mono); font-size: 11.5px; color: var(--ink-4); }

.checklist { list-style: none; padding: 0 !important; border: 1px solid var(--line); }
.checklist li { display: flex; gap: 12px; padding: 11px 14px; border-bottom: 1px solid var(--line); margin: 0 !important; }
.checklist li:last-child { border-bottom: 0; }
.checklist li::before { content: ""; flex: none; width: 15px; height: 15px; border: 1px solid var(--line-2); margin-top: 4px; }

.docs-pager { max-width: 780px; display: flex; justify-content: space-between; gap: 16px; margin-top: 72px; padding-top: 24px; border-top: 1px solid var(--line); }
.docs-pager a { display: grid; gap: 2px; padding: 12px 16px; border: 1px solid var(--line); min-width: 200px; font-size: 13px; color: var(--ink-3); }
.docs-pager a:hover { background: var(--bg-2); }
.docs-pager a b { font-weight: 400; font-size: 16px; color: var(--ink); }
.docs-pager a.next { margin-left: auto; text-align: right; }

/* responsive */
@media (max-width: 1180px) {
  .docs-grid { grid-template-columns: 210px minmax(0, 1fr); gap: 40px; }
  .docs-toc { display: none; }
  .side-toc { display: grid; gap: 1px; }
  .side-toc a { font-size: 13px; }
  .side-toc a.toc-sub { padding-left: 22px; }
  .side-toc-h { display: block; }
}
@media (max-width: 1023px) {
  .docs-body .links { display: none; }
  .docs-grid { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .docs-side { display: none; position: fixed; inset: 60px 0 0; max-height: none; z-index: 40; background: var(--bg); padding: 20px 16px 40px; border-top: 1px solid var(--line); }
  .docs-side.open { display: block; }
  .docs-main { padding-top: 28px; }
}
@media (max-width: 760px) {
  .cards, .cards-2 { grid-template-columns: minmax(0, 1fr); }
  .card, .cards-2 .card { border-right: 0; border-bottom: 1px solid var(--line); }
  .card:last-child { border-bottom: 0; }
  .flow { grid-template-columns: minmax(0, 1fr); }
  .flow div { border-right: 0; border-bottom: 1px solid var(--line); }
  .flow div:last-child { border-bottom: 0; }
  .docs-pager { flex-direction: column; }
  .docs-pager a { min-width: 0; }
  .prose h2 { font-size: 26px; margin-top: 48px; }
  .ep .role { margin-left: 0; width: 100%; }
}