/* docs.rokha.ai — the page shell every docs page shares: masthead, sidebar,
   the reading column, tables, lifecycles, pager, footer. Colours come only
   from site-theme.css, so daylight and night follow the same switch. */
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--face); font-size: 16.5px; line-height: 1.65;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
::selection { background: var(--live-fill); color: var(--on-fill); }
:focus-visible { outline: 2px solid var(--live); outline-offset: 3px; border-radius: 3px; }
* { scrollbar-color: var(--rule-strong) transparent; scrollbar-width: thin; }
a { color: var(--live); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--ink); }
img { max-width: 100%; height: auto; }

/* ── masthead ───────────────────────────────────────────── */
.nav-toggle { position: absolute; opacity: 0; pointer-events: none; }
.top {
  position: sticky; top: 0; z-index: 30; background: var(--mast-bg);
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--rule);
}
.top-in {
  max-width: 1280px; margin: 0 auto; padding: 0 20px; min-height: 58px;
  display: flex; align-items: center; gap: 22px;
}
.mark {
  font-weight: 700; font-size: 17px; color: var(--ink); text-decoration: none;
  display: inline-flex; align-items: center; gap: 9px; white-space: nowrap;
}
.mark i { width: 7px; height: 7px; border-radius: 50%; background: var(--live); flex: none; }
.mark small { font-family: var(--mono); font-size: 13px; font-weight: 400; color: var(--ink-faint); letter-spacing: .06em; text-transform: uppercase; }
.tabs { display: flex; gap: 20px; margin-right: auto; }
.tabs a { font-size: 15px; color: var(--ink-soft); text-decoration: none; padding: 6px 0; border-bottom: 2px solid transparent; white-space: nowrap; }
.tabs a:hover { color: var(--ink); border-bottom-color: var(--live-fill); }
.tabs a[aria-current="page"] { color: var(--ink); border-bottom-color: var(--live); }
.top .go { font-size: 15px; font-weight: 700; color: var(--live); text-decoration: none; white-space: nowrap; }
.menu-btn {
  display: none; align-items: center; gap: 7px; cursor: pointer;
  font: inherit; font-size: 15px; color: var(--ink); padding: 6px 12px;
  border: 1px solid var(--rule-strong); border-radius: 7px; background: var(--panel);
}
.menu-btn svg { width: 16px; height: 16px; }
.nav-toggle:focus-visible + .top .menu-btn { outline: 2px solid var(--live); outline-offset: 2px; }

/* ── layout ─────────────────────────────────────────────── */
.layout {
  max-width: 1280px; margin: 0 auto; padding: 0 20px;
  display: grid; grid-template-columns: 248px minmax(0, 1fr); gap: 48px;
}
.side {
  position: sticky; top: 58px; align-self: start;
  max-height: calc(100vh - 58px); overflow-y: auto;
  padding: 26px 8px 40px 0; border-right: 1px solid var(--rule);
}
.side h4 {
  margin: 20px 0 6px; font-family: var(--mono); font-size: 12.5px; font-weight: 400;
  letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint);
}
.side h4:first-child { margin-top: 0; }
.side ul { list-style: none; margin: 0; padding: 0; }
.side a {
  display: block; padding: 4px 10px; margin-left: -10px; border-radius: 6px;
  font-size: 15px; color: var(--ink-soft); text-decoration: none; line-height: 1.45;
}
.side a:hover { color: var(--ink); background: var(--live-wash); }
.side a[aria-current="page"] { color: var(--live-ink); background: var(--live-wash); font-weight: 700; }

.doc { min-width: 0; max-width: 780px; padding: 34px 0 20px; }
.crumb { font-family: var(--mono); font-size: 13px; color: var(--ink-faint); margin: 0 0 10px; letter-spacing: .03em; }
.crumb a { color: var(--ink-faint); text-decoration: none; }
.crumb a:hover { color: var(--live); }
.doc h1 { font-size: clamp(1.9rem, 4.2vw, 2.6rem); line-height: 1.12; letter-spacing: -.03em; margin: 0 0 12px; text-wrap: balance; }
.doc .sub { font-size: 19px; line-height: 1.5; color: var(--ink-soft); margin: 0 0 8px; max-width: 64ch; }
.doc h2 {
  font-size: 1.42rem; letter-spacing: -.02em; line-height: 1.25;
  margin: 46px 0 12px; padding-top: 24px; border-top: 1px solid var(--rule);
  scroll-margin-top: 76px;
}
.doc h3 { font-size: 1.06rem; margin: 28px 0 8px; letter-spacing: -.005em; scroll-margin-top: 76px; }
.doc p, .doc li { max-width: 70ch; }
.doc p { margin: 0 0 14px; }
.doc ul, .doc ol { padding-left: 1.3em; margin: 0 0 16px; }
.doc li { margin: 0 0 6px; }
.doc li::marker { color: var(--ink-faint); }
.soft { color: var(--ink-soft); }
.doc hr { border: 0; border-top: 1px solid var(--rule); margin: 32px 0; }

code {
  font-family: var(--mono); font-size: .88em; background: var(--code-bg);
  border: 1px solid var(--rule); border-radius: 5px; padding: 1px 5px;
  overflow-wrap: anywhere;
}
pre {
  background: var(--cockpit); color: var(--cockpit-ink); border-radius: 9px;
  padding: 16px 18px; margin: 0 0 18px; overflow-x: auto; max-width: 100%;
  font-family: var(--mono); font-size: 13.5px; line-height: 1.65;
}
pre code { background: none; border: 0; padding: 0; font-size: inherit; color: inherit; overflow-wrap: normal; }
pre .k { color: #7f8ca0; }
pre .ok { color: var(--pass-fill); }
pre .hl { color: var(--live-fill); }

/* tables scroll inside their own box, never the page */
.tbl { width: 100%; overflow-x: auto; margin: 6px 0 20px; border: 1px solid var(--rule); border-radius: 9px; background: var(--panel); }
.tbl table { width: 100%; border-collapse: collapse; font-size: 15px; }
.tbl th, .tbl td { text-align: left; vertical-align: top; padding: 10px 14px; border-bottom: 1px solid var(--rule); }
.tbl tr:last-child > * { border-bottom: 0; }
.tbl thead th { font-family: var(--mono); font-size: 12.5px; font-weight: 400; letter-spacing: .07em; text-transform: uppercase; color: var(--ink-faint); background: var(--raised); white-space: nowrap; }
.tbl tbody th { font-weight: 700; }
.tbl td.n, .tbl th.n { font-family: var(--mono); font-size: 14px; white-space: nowrap; }
.tbl .sub-row th { font-weight: 400; color: var(--ink-soft); padding-left: 28px; }

/* callouts */
.note {
  border: 1px solid var(--rule); border-left: 3px solid var(--live);
  background: var(--live-wash); border-radius: 0 8px 8px 0;
  padding: 12px 16px; margin: 0 0 18px; max-width: 70ch;
}
.note p:last-child { margin-bottom: 0; }
.note.warn { border-left-color: var(--warn); background: var(--warn-wash); }
.note b:first-child { font-weight: 700; }

/* a state chain: open → paid → running → done */
.states { display: flex; flex-wrap: wrap; align-items: center; gap: 6px 4px; margin: 4px 0 18px; padding: 0; list-style: none; }
.states li { margin: 0; font-family: var(--mono); font-size: 13.5px; padding: 3px 10px; border: 1px solid var(--rule-strong); border-radius: 999px; background: var(--panel); }
.states li.end { border-color: var(--pass); color: var(--pass); }
.states li.alt { border-style: dashed; color: var(--ink-soft); }
.states li.arrow { border: 0; background: none; padding: 0 2px; color: var(--ink-faint); }

/* numbered lifecycle steps */
.steps { list-style: none; counter-reset: step; padding: 0 !important; margin: 8px 0 20px; }
.steps > li { counter-increment: step; position: relative; padding: 0 0 16px 44px; margin: 0; max-width: 72ch; }
.steps > li::before {
  content: counter(step); position: absolute; left: 0; top: 0;
  width: 28px; height: 28px; border-radius: 50%; display: grid; place-items: center;
  font-family: var(--mono); font-size: 13px; color: var(--live-ink);
  border: 1px solid var(--live); background: var(--live-wash);
}
.steps > li::after { content: ""; position: absolute; left: 14px; top: 30px; bottom: 2px; width: 1px; background: var(--rule-strong); }
.steps > li:last-child::after { display: none; }

/* link cards */
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; margin: 10px 0 22px; }
.cards a {
  display: flex; flex-direction: column; gap: 4px; padding: 14px 16px;
  border: 1px solid var(--rule); border-radius: 9px; background: var(--panel);
  text-decoration: none; color: inherit; transition: border-color .15s, background .15s;
}
.cards a:hover { border-color: var(--live); background: var(--live-wash); color: inherit; }
.cards b { font-size: 16px; }
.cards b::after { content: " →"; color: var(--live); }
.cards span { font-size: 14.5px; color: var(--ink-soft); line-height: 1.45; }

/* definition list for concepts */
.defs { margin: 6px 0 20px; }
.defs dt { font-weight: 700; margin-top: 14px; }
.defs dd { margin: 2px 0 0; color: var(--ink-soft); max-width: 70ch; }

/* roadmap */
.road { list-style: none; padding: 0 !important; margin: 6px 0 22px; border: 1px solid var(--rule); border-radius: 9px; background: var(--panel); }
.road li { padding: 12px 16px; margin: 0; border-bottom: 1px solid var(--rule); max-width: none; }
.road li:last-child { border-bottom: 0; }
.road b { display: inline; }
.tag { font-family: var(--mono); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; padding: 2px 8px; border-radius: 999px; border: 1px solid; white-space: nowrap; margin-left: 6px; vertical-align: 1px; }
.tag.live { color: var(--pass); border-color: var(--pass); }
.tag.roll { color: var(--warn); border-color: var(--warn); }
.tag.build { color: var(--live); border-color: var(--live); }
.tag.plan { color: var(--ink-faint); border-color: var(--rule-strong); }

.kv { font-family: var(--mono); font-size: 14px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; font-size: 15px; font-weight: 700;
  text-decoration: none; color: var(--live); border: 1px solid var(--rule-strong);
  border-radius: 7px; padding: 8px 14px; background: var(--panel);
}
.btn:hover { border-color: var(--live); background: var(--live-wash); color: var(--live); }
.btn.solid { background: var(--live); border-color: var(--live); color: var(--on-live); }
.btn.solid:hover { background: var(--live-deep); color: var(--on-live); }
.actions { display: flex; gap: 10px; flex-wrap: wrap; margin: 18px 0 8px; }

/* pager */
.pager { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 54px 0 0; padding-top: 22px; border-top: 1px solid var(--rule); }
.pager a { display: block; padding: 12px 16px; border: 1px solid var(--rule); border-radius: 9px; text-decoration: none; color: var(--ink); background: var(--panel); }
.pager a:hover { border-color: var(--live); background: var(--live-wash); }
.pager small { display: block; font-family: var(--mono); font-size: 12.5px; color: var(--ink-faint); letter-spacing: .06em; text-transform: uppercase; }
.pager .next { text-align: right; grid-column: 2; }

/* footer */
.foot { border-top: 1px solid var(--rule); margin-top: 56px; }
.foot-in { max-width: 1280px; margin: 0 auto; padding: 28px 20px 48px; display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 24px; }
.foot h4 { margin: 0 0 8px; font-family: var(--mono); font-size: 12.5px; font-weight: 400; letter-spacing: .08em; text-transform: uppercase; color: var(--ink-faint); }
.foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 5px; }
.foot a { font-size: 14.5px; color: var(--ink-soft); text-decoration: none; }
.foot a:hover { color: var(--live); }
.foot .fine { grid-column: 1 / -1; font-size: 14px; color: var(--ink-faint); margin: 6px 0 0; max-width: 80ch; }

/* ── narrow ─────────────────────────────────────────────── */
@media (max-width: 960px) {
  .tabs { display: none; }
  .menu-btn { display: inline-flex; margin-left: auto; }
  .top .go { display: none; }
  .layout { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .side {
    display: none; position: static; max-height: none; border-right: 0;
    border-bottom: 1px solid var(--rule); padding: 16px 0 20px;
  }
  .nav-toggle:checked ~ .layout .side { display: block; }
  .side ul { display: grid; grid-template-columns: 1fr 1fr; column-gap: 12px; }
}
@media (max-width: 620px) {
  body { font-size: 16px; }
  .top-in { gap: 12px; padding: 0 16px; }
  .layout { padding: 0 16px; }
  .foot-in { padding-inline: 16px; }
  .mark small { display: none; }
  .doc { padding-top: 24px; }
  .doc .sub { font-size: 17.5px; }
  .pager { grid-template-columns: 1fr; }
  .pager .next { grid-column: 1; }
  .side ul { grid-template-columns: 1fr; }
  .tbl th, .tbl td { padding: 9px 10px; }
  .tbl thead th { white-space: normal; }
  .tbl table { font-size: 14.5px; }
}
@media print {
  .top, .side, .pager, .foot { display: none; }
  .layout { display: block; }
}