@import url(../fonts/clash-embedded.css);
@import url(../fonts/satoshi-embedded.css);

:root {
  --ink: #0E1726; --navy: #0A1730; --navy2: #0D2152; --muted: #4A5A70; --soft: #6B7A90;
  --rule: #E1E7EF; --tint: #F4F7FB; --paper: #FFFFFF;
  --blue: #1464D2; --blue-d: #0F4FA8; --sky: #7FB0FF; --green: #00806B; --amber: #9A6A06; --red: #C0372D;
  --blue-t: #EAF2FD; --green-t: #E6F4F1; --amber-t: #FBF3E2; --red-t: #FBEDEC;
  --mono: ui-monospace, 'SFMono-Regular', Menlo, Consolas, monospace;
  --r: 10px;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; }
body { font-family: Satoshi, system-ui, -apple-system, 'Segoe UI', sans-serif; color: var(--ink); background: var(--paper); font-size: 16px; line-height: 1.55; }
a { color: var(--blue); }
a:hover { color: var(--blue-d); }
code, pre, .mono { font-family: var(--mono); font-size: .88em; }
h1, h2, h3 { font-family: 'Clash Display', Satoshi, sans-serif; font-weight: 600; letter-spacing: -.01em; line-height: 1.12; }
h1 { font-size: clamp(32px, 4.4vw, 52px); }
h2 { font-size: clamp(24px, 2.6vw, 32px); }
h3 { font-size: 19px; }
p + p { margin-top: .7em; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.muted { color: var(--muted); }
.small { font-size: 14px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--blue); }

/* ---------- header ---------- */
.top { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--rule); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); flex: none; }
.brand img { height: 26px; width: auto; }
.brand span { font-size: 13px; font-weight: 600; color: var(--muted); border-left: 1px solid var(--rule); padding-left: 12px; white-space: nowrap; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { text-decoration: none; color: var(--muted); font-weight: 600; font-size: 15px; padding: 8px 12px; border-radius: 8px; white-space: nowrap; }
.nav a:hover { color: var(--ink); background: var(--tint); }
.nav a[aria-current="page"] { color: var(--blue); background: var(--blue-t); }
.keychip { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); border: 1px solid var(--rule); border-radius: 999px; padding: 5px 12px; flex: none; }
.keychip i { width: 8px; height: 8px; border-radius: 50%; background: #B8C3D1; }
.keychip.on i { background: var(--green); }
.menu-btn { display: none; margin-left: auto; background: none; border: 1px solid var(--rule); border-radius: 8px; padding: 6px 10px; font: inherit; font-weight: 600; color: var(--ink); }
.sandbox-bar { background: var(--navy); color: #C9D5E6; font-size: 13px; }
.sandbox-bar .wrap { display: flex; gap: 16px; align-items: center; min-height: 34px; flex-wrap: wrap; }
.sandbox-bar b { color: #fff; font-weight: 600; }
.live { display: inline-flex; align-items: center; gap: 6px; }
.live i { width: 7px; height: 7px; border-radius: 50%; background: #3DD6A8; }

/* ---------- buttons, inputs ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; font: inherit; font-weight: 700; font-size: 15px; border-radius: 8px; padding: 11px 18px; border: 1px solid transparent; cursor: pointer; text-decoration: none; line-height: 1.2; }
.btn.primary { background: var(--blue); color: #fff; }
.btn.primary:hover { background: var(--blue-d); color: #fff; }
.btn.ghost { background: #fff; color: var(--ink); border-color: #C9D3E0; }
.btn.ghost:hover { border-color: var(--ink); color: var(--ink); }
.btn.sm { padding: 7px 12px; font-size: 14px; }
.btn[disabled] { opacity: .55; cursor: progress; }
.dark .btn.ghost { background: transparent; color: #fff; border-color: rgba(255,255,255,.35); }
.dark .btn.ghost:hover { border-color: #fff; }
input[type=text], select { font: inherit; font-size: 15px; border: 1px solid #C9D3E0; border-radius: 8px; padding: 10px 12px; color: var(--ink); background: #fff; min-width: 0; }

/* ---------- sections ---------- */
section { padding: 72px 0; }
.band { background: var(--tint); }
.dark { background: linear-gradient(150deg, var(--navy2) 0%, var(--navy) 58%, #06102A 100%); color: #fff; }
.dark .muted { color: #B4C2D6; }
.dark .eyebrow { color: var(--sky); }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.head { display: grid; grid-template-columns: 5fr 7fr; gap: 48px; align-items: end; margin-bottom: 36px; }
.head p { color: var(--muted); font-size: 17px; }
.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.card { background: #fff; border: 1px solid var(--rule); border-radius: var(--r); padding: 22px; }
.card h3 { margin-bottom: 6px; }
.card .small { color: var(--muted); }
.band .card { border-color: #DCE3EC; }

/* hero */
.hero { padding: 80px 0 72px; }
.hero h1 { max-width: 15ch; }
.hero .lead { font-size: 19px; color: #C9D5E6; max-width: 54ch; margin-top: 18px; }
.hero .ctas { display: flex; gap: 12px; margin-top: 28px; flex-wrap: wrap; }
.hero .split { grid-template-columns: 6fr 5fr; align-items: center; }

/* key panel */
.keybox { background: #fff; color: var(--ink); border-radius: 12px; padding: 22px; border: 1px solid rgba(255,255,255,.3); }
.keybox h3 { margin-bottom: 4px; }
.keybox .row { display: flex; gap: 8px; margin-top: 14px; }
.keybox .row input { flex: 1; }
.keyout { margin-top: 14px; display: none; }
.keyout.show { display: block; }
.keyout code { display: block; background: var(--tint); border: 1px solid var(--rule); border-radius: 8px; padding: 10px 12px; word-break: break-all; font-size: 13px; }
.keyout .meta { font-size: 13px; color: var(--muted); margin-top: 8px; }
.alert { border-left: 3px solid var(--blue); background: var(--blue-t); padding: 10px 14px; border-radius: 0 8px 8px 0; font-size: 14px; }
.alert.err { border-color: var(--red); background: var(--red-t); color: #6E1F19; }
.alert.warn { border-color: var(--amber); background: var(--amber-t); color: #5A3E04; }

/* code blocks */
pre.code { background: #0B1426; color: #D6E2F5; border-radius: 10px; padding: 16px 18px; overflow-x: auto; font-size: 13.5px; line-height: 1.6; }
pre.code .c { color: #7F92AE; }
pre.code .s { color: #9FE0C5; }
pre.code .k { color: #9CC3FF; }
.tabs { display: flex; gap: 2px; border-bottom: 1px solid var(--rule); margin-bottom: 0; overflow-x: auto; }
.tabs button { font: inherit; font-size: 14px; font-weight: 600; background: none; border: 0; border-bottom: 2px solid transparent; padding: 10px 14px; color: var(--muted); cursor: pointer; white-space: nowrap; }
.tabs button[aria-selected="true"] { color: var(--blue); border-bottom-color: var(--blue); }

/* data path diagram */
.path { display: grid; grid-template-columns: repeat(5, 1fr); gap: 0; align-items: stretch; }
.node { position: relative; border: 1px solid var(--rule); background: #fff; border-radius: 10px; padding: 16px; margin-right: 26px; transition: border-color .2s, background .2s; }
.node:last-child { margin-right: 0; }
.node:not(:last-child)::after { content: ''; position: absolute; right: -24px; top: 50%; width: 20px; height: 2px; background: #A9B6C8; }
.node:not(:last-child)::before { content: ''; position: absolute; right: -26px; top: calc(50% - 5px); border-left: 7px solid #A9B6C8; border-top: 6px solid transparent; border-bottom: 6px solid transparent; }
.node b { display: block; font-size: 15px; }
.node span { display: block; font-size: 13px; color: var(--muted); margin-top: 4px; line-height: 1.4; }
.node .devs { display: flex; gap: 6px; margin-top: 10px; flex-wrap: wrap; }
.node .devs em { font-style: normal; font-size: 12px; font-weight: 600; background: var(--tint); border-radius: 6px; padding: 2px 7px; color: var(--muted); }
.node.ours { border-color: #B9D2F5; background: #F7FAFE; }
.node.active { border-color: var(--blue); background: var(--blue-t); }
.node.active b { color: var(--blue); }

/* feature list */
.feat { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; border-top: 1px solid var(--ink); }
.feat > div { padding: 20px 20px 22px 0; border-bottom: 1px solid var(--rule); }
.feat > div:nth-child(3n+2), .feat > div:nth-child(3n+3) { padding-left: 20px; border-left: 1px solid var(--rule); }
.feat h3 { font-size: 17px; margin-bottom: 4px; }
.feat code { font-size: 12.5px; color: var(--navy2); }
.feat p { font-size: 14.5px; color: var(--muted); }

/* tables */
table { width: 100%; border-collapse: collapse; font-size: 14.5px; }
th { text-align: left; font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); font-weight: 700; padding: 10px 12px; border-bottom: 1.5px solid var(--ink); }
td { padding: 11px 12px; border-bottom: 1px solid var(--rule); vertical-align: top; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }
.tablewrap { overflow-x: auto; }

/* condition chips: one meaning everywhere */
.chip { display: inline-flex; align-items: center; gap: 6px; font-size: 12.5px; font-weight: 700; border-radius: 999px; padding: 3px 10px; white-space: nowrap; }
.chip::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }
.chip.normal { background: var(--green-t); color: var(--green); }
.chip.warning { background: var(--amber-t); color: var(--amber); }
.chip.critical { background: var(--red-t); color: var(--red); }
.chip.no_data, .chip.info, .chip.unknown { background: #EEF1F5; color: var(--soft); }

/* flow page */
.flow { display: grid; grid-template-columns: 330px 1fr; gap: 28px; align-items: start; }
.steps { list-style: none; position: sticky; top: 84px; }
.steps li { margin-bottom: 4px; }
.steps button { width: 100%; text-align: left; font: inherit; background: none; border: 1px solid transparent; border-radius: 10px; padding: 11px 14px; cursor: pointer; display: grid; grid-template-columns: 28px 1fr; gap: 10px; align-items: start; color: var(--ink); }
.steps button:hover { background: var(--tint); }
.steps button[aria-current="step"] { border-color: #B9D2F5; background: var(--blue-t); }
.steps .n { width: 26px; height: 26px; border-radius: 50%; border: 1.5px solid #B8C3D1; display: flex; align-items: center; justify-content: center; font-size: 13px; font-weight: 700; color: var(--muted); }
.steps .done .n { background: var(--green); border-color: var(--green); color: #fff; }
.steps button[aria-current="step"] .n { border-color: var(--blue); color: var(--blue); }
.steps .done[aria-current="step"] .n { color: #fff; background: var(--blue); }
.steps b { display: block; font-size: 15px; }
.steps span { display: block; font-size: 13px; color: var(--muted); line-height: 1.35; margin-top: 2px; }
.stage .card { padding: 26px; }
.stage h2 { font-size: 26px; margin-bottom: 8px; }
.req { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; background: var(--tint); border: 1px solid var(--rule); border-radius: 8px; padding: 10px 12px; margin: 16px 0 12px; font-family: var(--mono); font-size: 13.5px; }
.req .m { font-weight: 700; color: var(--blue); }
.req .m.post { color: var(--green); }
.req .m.delete { color: var(--red); }
.req .u { word-break: break-all; flex: 1; min-width: 200px; }
.res { margin-top: 14px; }
.res .status { font-size: 13px; font-weight: 700; margin-bottom: 6px; }
.res .status.ok { color: var(--green); } .res .status.bad { color: var(--red); }
.res pre { max-height: 360px; overflow: auto; }
.why { margin-top: 18px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.why div { border-top: 1px solid var(--rule); padding-top: 10px; font-size: 14.5px; color: var(--muted); }
.why b { color: var(--ink); display: block; margin-bottom: 2px; }
.embedframe { width: 100%; height: 470px; border: 1px solid var(--rule); border-radius: 10px; background: #fff; }

/* patterns */
.pattern ol { padding-left: 20px; font-size: 14.5px; color: var(--muted); margin-top: 10px; }
.pattern ol li { margin: 4px 0; }
.pattern .tag { font-size: 12px; font-weight: 700; color: var(--green); letter-spacing: .08em; text-transform: uppercase; }

footer { border-top: 1px solid var(--rule); padding: 28px 0 40px; font-size: 13.5px; color: var(--muted); }
footer .wrap { display: flex; gap: 20px; justify-content: space-between; flex-wrap: wrap; }

/* swagger page */
.swagger-host .swagger-ui { font-family: Satoshi, system-ui, sans-serif; }
.swagger-host .swagger-ui .info { margin: 28px 0 10px; }
.swagger-host .swagger-ui .info .title { font-family: 'Clash Display', sans-serif; }
.swagger-host .swagger-ui .topbar { display: none; }
.swagger-host .swagger-ui .scheme-container { box-shadow: none; border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); background: var(--tint); }

@media (max-width: 1080px) {
  .path { grid-template-columns: 1fr; gap: 26px; }
  .node { margin-right: 0; }
  .node:not(:last-child)::after { right: auto; left: 50%; top: auto; bottom: -22px; width: 2px; height: 18px; }
  .node:not(:last-child)::before { right: auto; left: calc(50% - 5px); top: auto; bottom: -26px; border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 7px solid #A9B6C8; border-bottom: 0; }
  .grid4 { grid-template-columns: repeat(2, 1fr); }
  .flow { grid-template-columns: 1fr; }
  .steps { position: static; display: grid; grid-template-columns: repeat(2, 1fr); gap: 4px; }
}
@media (max-width: 860px) {
  .nav { display: none; position: absolute; top: 64px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--rule); flex-direction: column; padding: 8px 16px 14px; }
  .nav.open { display: flex; }
  .menu-btn { display: block; }
  .keychip { display: none; }
  .split, .hero .split, .head { grid-template-columns: 1fr; gap: 28px; }
  .grid3, .feat { grid-template-columns: 1fr; }
  .feat > div, .feat > div:nth-child(3n+2), .feat > div:nth-child(3n+3) { padding: 16px 0; border-left: 0; }
  .why { grid-template-columns: 1fr; }
  section { padding: 52px 0; }
}
@media (max-width: 560px) {
  .wrap { padding: 0 16px; }
  .brand span { display: none; }
  .grid4 { grid-template-columns: 1fr 1fr; gap: 12px; }
  .steps { grid-template-columns: 1fr; }
  .keybox .row { flex-direction: column; }
  .hero { padding: 52px 0; }
}
.dark .keybox .muted { color: var(--muted); }
.sandbox-bar .wrap { padding-top: 6px; padding-bottom: 6px; row-gap: 2px; }
.flow > *, .stage, .stage .card, .split > *, .head > * { min-width: 0; }
@media (max-width: 560px) {
  .steps { grid-template-columns: 1fr 1fr; }
  .steps button { padding: 9px 10px; grid-template-columns: 24px 1fr; gap: 8px; }
  .steps button > span > span { display: none; }
  .steps b { font-size: 14px; }
  .stage .card { padding: 18px; }
  .embedframe { height: 760px; }
}
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 560px) { .grid2 { grid-template-columns: 1fr; } }