/* Ridge Arc Network developer portal.
   Same dark surface and tokens as the platform's rep app:
   ground #0a1220, raised #15233a, soft #101b2e, border #223450,
   text #eaeef6, muted #8da0bc, network teal #35cbd1, rep gold #d4a843. */

:root {
  color-scheme: dark;
  --bg: #0a1220;
  --panel: #15233a;
  --panel-soft: #101b2e;
  --panel-deep: #0d1728;
  --text: #eaeef6;
  --heading: #f2f6fb;
  --muted: #8da0bc;
  --border: #223450;
  --border-strong: #2f4566;
  --navy: #062957;
  --teal: #35cbd1;
  --teal-deep: #7ddee2;
  --teal-tint: rgba(53, 203, 209, 0.12);
  --gold: #d4a843;
  --gold-dark: #e6c268;
  --gold-tint: rgba(212, 168, 67, 0.14);
  --link: #8db8ff;
  --ok: #7ee2a8;
  --ok-tint: rgba(126, 226, 168, 0.12);
  --warn: #f2c27b;
  --warn-tint: rgba(242, 194, 123, 0.12);
  --danger: #ff8f86;
  --danger-tint: rgba(255, 143, 134, 0.12);
  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
  --max: 1240px;
  --prose: 76ch;
  --side: 232px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body { margin: 0; font: 16px/1.6 -apple-system, "Segoe UI", Inter, Roboto, "Helvetica Neue", sans-serif; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; }
a { color: var(--teal); text-decoration: none; }
a:hover { color: var(--teal-deep); text-decoration: underline; }
h1, h2, h3, h4 { color: var(--heading); letter-spacing: -0.015em; line-height: 1.2; margin: 0 0 0.4em; }
h1 { font-size: clamp(28px, 3.6vw, 40px); font-weight: 750; }
h2 { font-size: clamp(21px, 2.4vw, 27px); font-weight: 700; margin-top: 1.8em; padding-top: 0.4em; }
h3 { font-size: 18px; font-weight: 700; margin-top: 1.3em; }
h2[id], h3[id] { scroll-margin-top: 84px; }
p { margin: 0 0 1em; }
ul, ol { padding-left: 1.3em; }
li { margin: 0.25em 0; }
code, pre, kbd, .mono { font: 0.88em/1.5 ui-monospace, "Cascadia Code", Consolas, Menlo, monospace; }
code { background: var(--panel-soft); padding: 0.1em 0.4em; border-radius: 5px; color: var(--teal-deep); border: 1px solid var(--border); }
pre { background: var(--panel-deep); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; overflow-x: auto; margin: 12px 0 18px; font-size: 13.5px; line-height: 1.55; }
pre code { background: none; border: 0; padding: 0; color: var(--text); font-size: inherit; }
pre .c { color: var(--muted); }
pre .k { color: var(--teal-deep); }
pre .s { color: var(--gold-dark); }
hr { border: 0; border-top: 1px solid var(--border); margin: 2.5em 0; }
strong { color: var(--heading); }
img, svg { max-width: 100%; }
::selection { background: rgba(53, 203, 209, 0.35); }

/* Top nav (rendered by /assets/nav.js) */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(10, 18, 32, 0.9); backdrop-filter: saturate(140%) blur(12px); border-bottom: 1px solid var(--border); }
.nav-inner { max-width: var(--max); margin: 0 auto; padding: 11px 24px; display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.nav-brand { display: flex; align-items: center; gap: 10px; margin-right: auto; }
.nav-brand img { height: 28px; width: auto; display: block; }
.nav-brand .dev { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: var(--teal); border-left: 1px solid var(--border-strong); padding-left: 10px; }
.nav-links { display: flex; gap: 4px; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: 14px; padding: 7px 11px; border-radius: 8px; text-decoration: none; }
.nav-links a:hover { color: var(--heading); background: var(--panel-soft); text-decoration: none; }
.nav-links a.active { color: var(--teal-deep); background: var(--teal-tint); }
.nav-links a.cta { color: var(--teal-ink, #041c2c); background: var(--teal); }
.nav-links a.cta:hover { background: var(--teal-deep); }

/* Layout: docs pages have a sidebar; forms and landing are single column */
.page { max-width: var(--max); margin: 0 auto; padding: 36px 24px 96px; }
.docs { display: grid; grid-template-columns: var(--side) minmax(0, 1fr); gap: 40px; }
.side { position: sticky; top: 72px; align-self: start; max-height: calc(100vh - 90px); overflow: auto; font-size: 14px; padding-right: 8px; }
.side h4 { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--muted); margin: 18px 0 6px; }
.side h4:first-child { margin-top: 0; }
.side a { display: block; color: var(--muted); padding: 5px 10px; border-radius: 7px; border-left: 2px solid transparent; }
.side a:hover { color: var(--heading); background: var(--panel-soft); text-decoration: none; }
.side a.active { color: var(--teal-deep); border-left-color: var(--teal); background: var(--teal-tint); }
.main { min-width: 0; }
.prose { max-width: var(--prose); }
.hero { padding: 12px 0 4px; }
.hero .kicker { color: var(--teal); font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 10px; }
.hero .lede { font-size: 19px; color: var(--muted); max-width: 66ch; margin-top: 6px; }
.section { margin-top: 48px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: 18px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 18px; }

/* Cards */
.card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px 22px; box-shadow: var(--shadow); }
.card h3 { margin-top: 0; }
.card.accent { border-top: 3px solid var(--teal); }
.card.gold { border-top: 3px solid var(--gold); }
.card.navy { background: linear-gradient(160deg, #0b3468, var(--navy)); border-color: #1a4a8a; }
.card.navy h2, .card.navy h3, .card.navy strong { color: #fff; }
.muted { color: var(--muted); }
.small { font-size: 14px; }

/* Pills */
.pill { display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: 0.04em; padding: 2px 9px; border-radius: 999px; vertical-align: middle; text-transform: uppercase; }
.pill.live { background: var(--teal-tint); color: var(--teal-deep); border: 1px solid rgba(53, 203, 209, 0.35); }
.pill.pilot { background: var(--gold-tint); color: var(--gold-dark); border: 1px solid rgba(212, 168, 67, 0.35); }
.pill.planned { background: transparent; color: var(--muted); border: 1px solid var(--border-strong); }
.pill.ok { background: var(--ok-tint); color: var(--ok); border: 1px solid rgba(126, 226, 168, 0.35); }
.pill.warn { background: var(--warn-tint); color: var(--warn); border: 1px solid rgba(242, 194, 123, 0.35); }
.pill.no { background: var(--danger-tint); color: var(--danger); border: 1px solid rgba(255, 143, 134, 0.35); }

/* Endpoint rows */
.endpoint { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin: 26px 0 8px; padding: 10px 14px; background: var(--panel-soft); border: 1px solid var(--border); border-radius: var(--radius-sm); }
.endpoint .m { font: 700 12px/1 ui-monospace, Consolas, monospace; letter-spacing: 0.06em; padding: 5px 8px; border-radius: 6px; color: #041c2c; background: var(--teal); }
.endpoint .m.post { background: var(--gold); }
.endpoint .m.put, .endpoint .m.patch { background: var(--link); }
.endpoint .m.delete { background: var(--danger); }
.endpoint .p { font: 600 15px/1.3 ui-monospace, "Cascadia Code", Consolas, Menlo, monospace; color: var(--heading); }
.endpoint .scope { margin-left: auto; font-size: 12.5px; color: var(--muted); }
.endpoint .scope code { color: var(--gold-dark); }

/* Callouts */
.callout { border-left: 3px solid var(--teal); background: var(--teal-tint); padding: 13px 18px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 18px 0; }
.callout.gold { border-color: var(--gold); background: var(--gold-tint); }
.callout.warn { border-color: var(--warn); background: var(--warn-tint); }
.callout.danger { border-color: var(--danger); background: var(--danger-tint); }
.callout p:last-child { margin-bottom: 0; }
.callout .t { font-weight: 700; color: var(--heading); display: block; margin-bottom: 4px; }

/* Tables */
table { width: 100%; border-collapse: collapse; font-size: 14.5px; margin: 16px 0; }
th, td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { color: var(--heading); font-weight: 700; font-size: 12.5px; text-transform: uppercase; letter-spacing: 0.05em; background: var(--panel-soft); }
tr:hover td { background: rgba(255, 255, 255, 0.02); }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius-sm); }
.table-wrap table { margin: 0; }
td.y { color: var(--ok); font-weight: 700; }
td.n { color: var(--muted); }
td.r { color: var(--danger); font-weight: 700; }

/* Steps */
.steps { counter-reset: step; list-style: none; padding: 0; margin: 20px 0; }
.step { counter-increment: step; display: grid; grid-template-columns: 52px 1fr; column-gap: 14px; padding: 16px 0; border-top: 1px solid var(--border); }
.step:last-child { border-bottom: 1px solid var(--border); }
.step > * { grid-column: 2; }
.step::before { content: counter(step, decimal-leading-zero); grid-column: 1; grid-row: 1 / span 20; font-weight: 750; color: var(--teal); font-size: 21px; line-height: 1.2; }
.step h3 { margin: 0 0 4px; }

/* Forms */
form.portal { max-width: 860px; }
fieldset { border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 22px 8px; margin: 0 0 22px; background: var(--panel); }
legend { padding: 0 8px; font-weight: 700; color: var(--heading); }
.f-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 12px 18px; }
.f-grid .wide { grid-column: 1 / -1; }
label.f { display: block; font-size: 13.5px; color: var(--muted); margin-bottom: 12px; }
label.f span { display: block; margin-bottom: 4px; font-weight: 600; color: var(--text); }
label.f .hint { display: block; font-weight: 400; color: var(--muted); font-size: 12.5px; margin-top: 3px; }
input[type=text], input[type=email], input[type=tel], input[type=url], input[type=number], input[type=date], select, textarea {
  width: 100%; font: inherit; font-size: 15px; color: var(--text); background: var(--panel-deep);
  border: 1px solid var(--border-strong); border-radius: 8px; padding: 9px 11px; outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--teal); box-shadow: 0 0 0 3px var(--teal-tint); }
textarea { min-height: 96px; resize: vertical; }
input[type=file] { color: var(--muted); font-size: 14px; }
input[type=checkbox], input[type=radio] { accent-color: var(--teal); width: 16px; height: 16px; vertical-align: -3px; margin-right: 6px; }
label.check { display: block; font-size: 14.5px; margin: 8px 0; color: var(--text); }
.roles { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 8px 16px; }
.roles label.f { margin-bottom: 6px; }
.roles input { width: 84px; }
.req::after { content: " *"; color: var(--gold); }
.btn { display: inline-block; font: 600 15px/1 inherit; padding: 12px 20px; border-radius: 9px; border: 1px solid transparent; cursor: pointer; background: var(--teal); color: #041c2c; }
.btn:hover { background: var(--teal-deep); text-decoration: none; color: #041c2c; }
.btn.ghost { background: transparent; color: var(--teal-deep); border-color: var(--border-strong); }
.btn.ghost:hover { background: var(--panel-soft); }
.btn[disabled] { opacity: 0.55; cursor: progress; }
.notice { padding: 13px 16px; border-radius: var(--radius-sm); margin: 16px 0; border: 1px solid var(--border); background: var(--panel-soft); }
.notice.ok { border-color: rgba(126, 226, 168, 0.4); background: var(--ok-tint); }
.notice.err { border-color: rgba(255, 143, 134, 0.4); background: var(--danger-tint); }
.notice.warn { border-color: rgba(242, 194, 123, 0.4); background: var(--warn-tint); }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Account page */
.req-card { border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 14px 16px; margin: 10px 0; background: var(--panel-soft); display: grid; gap: 6px; }
.req-card .row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.keybox { font: 600 14px/1.5 ui-monospace, Consolas, Menlo, monospace; background: var(--panel-deep); border: 1px dashed var(--gold); color: var(--gold-dark); padding: 10px 12px; border-radius: 8px; word-break: break-all; user-select: all; }

/* Footer */
.foot { max-width: var(--max); margin: 0 auto; padding: 18px 24px 48px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

@media (max-width: 900px) {
  .docs { grid-template-columns: 1fr; }
  .side { position: static; max-height: none; display: flex; flex-wrap: wrap; gap: 2px 6px; border-bottom: 1px solid var(--border); padding-bottom: 12px; }
  .side h4 { width: 100%; }
}
@media (max-width: 700px) { .page { padding: 22px 16px 72px; } }
@media print { :root { color-scheme: light; } body { background: #fff; color: #161d18; } .nav, .foot, .side { display: none; } .page { padding: 0; } .docs { display: block; } }