* { box-sizing: border-box; }
:root {
  --bg: #f4f7f7;
  --surface: #ffffff;
  --ink: #102a2a;
  --muted: #4f6767;
  --line: #d4e0df;
  --brand: #0f6a5b;
  --brand-2: #0c564a;
  --code-bg: #0f1820;
  --code-ink: #dbe8f7;
}

html, body {
  margin: 0;
  padding: 0;
  font-family: 'IBM Plex Sans', sans-serif;
  background: radial-gradient(1200px 500px at 20% -10%, #e3f0ec 0%, var(--bg) 55%);
  color: var(--ink);
}

.container {
  width: min(1150px, calc(100% - 2rem));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
}

.brand {
  color: var(--ink);
  text-decoration: none;
  font-weight: 700;
  letter-spacing: .2px;
}

nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  margin-left: 1rem;
  padding: .3rem .5rem;
  border-radius: 8px;
}

nav a:hover,
nav a.active {
  color: var(--brand);
  background: #e4f2ef;
}

.hero {
  padding: 2.6rem 0 1.2rem;
}

.hero.compact { padding-bottom: .8rem; }

.kicker {
  text-transform: uppercase;
  letter-spacing: .16em;
  color: var(--brand);
  font-weight: 700;
  font-size: .78rem;
}

h1 {
  font-size: clamp(2rem, 4.2vw, 3.2rem);
  margin: .2rem 0 .6rem;
}

h2 {
  margin: 0 0 .6rem;
  font-size: 1.35rem;
}

h3 { margin: .35rem 0 .5rem; }

p { color: var(--muted); }

.hero-actions {
  display: flex;
  gap: .8rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.btn {
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: .64rem .95rem;
  font-weight: 600;
  background: #fff;
}

.btn.primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}

.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: .9rem;
  margin-bottom: 1rem;
}

.stats article,
.panel,
.snippet-block,
.endpoint-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 8px 18px rgba(16, 42, 42, .06);
}

.stats article {
  padding: 1rem;
}

.stats h3 {
  font-size: 1.4rem;
  margin: 0;
}

.panel,
.snippet-block,
.endpoint-card {
  padding: 1rem;
  margin: 0 0 1rem;
}

.group-nav,
.entity-group {
  margin: 0 0 1rem;
}

.group-nav-links {
  display: flex;
  gap: .5rem;
  flex-wrap: wrap;
}

.group-nav-links a {
  text-decoration: none;
  color: #134343;
  background: #e8f4f2;
  border: 1px solid #d2e6e2;
  border-radius: 999px;
  padding: .24rem .7rem;
  font-weight: 600;
  font-size: .85rem;
}

.entity-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: .8rem;
}

.entity-meta {
  margin: 0;
  font-size: .9rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.quickstart-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

pre {
  margin: 0;
  overflow-x: auto;
  background: var(--code-bg);
  color: var(--code-ink);
  border-radius: 10px;
  padding: .9rem;
  font-family: 'IBM Plex Mono', monospace;
  font-size: .85rem;
  line-height: 1.5;
}

code {
  font-family: 'IBM Plex Mono', monospace;
}

.endpoint-head {
  display: flex;
  align-items: center;
  gap: .7rem;
  flex-wrap: wrap;
}

.path {
  background: #eef4f4;
  border: 1px solid #dbe7e6;
  color: #173434;
  padding: .2rem .45rem;
  border-radius: 7px;
}

.op-id {
  margin-top: 0;
}

.method {
  display: inline-block;
  min-width: 64px;
  text-align: center;
  border-radius: 999px;
  padding: .18rem .5rem;
  color: #fff;
  font-weight: 700;
  font-size: .78rem;
}

.method-get { background: #2e7d32; }
.method-post { background: #1565c0; }
.method-put { background: #6a1b9a; }
.method-patch { background: #ef6c00; }
.method-delete { background: #c62828; }

.params-table {
  width: 100%;
  border-collapse: collapse;
  margin: .8rem 0 1rem;
  font-size: .92rem;
}

.params-table th,
.params-table td {
  border-bottom: 1px solid var(--line);
  text-align: left;
  padding: .55rem .45rem;
}

.params-table th {
  color: #1b3c3c;
  background: #f4fbf9;
}

.rules-box {
  border: 1px dashed #c8ded9;
  background: #f7fcfb;
  border-radius: 10px;
  padding: .75rem .85rem;
  margin: .2rem 0 1rem;
}

.rules-box h4 {
  margin: 0 0 .4rem;
}

.rules-box ul {
  margin: 0;
  padding-left: 1.1rem;
}

.schema-box {
  border: 1px solid #d7e4e0;
  background: #fcfefe;
  border-radius: 10px;
  padding: .75rem .85rem;
  margin: .2rem 0 1rem;
}

.schema-box h4 {
  margin: 0 0 .6rem;
}

.schema-variant {
  margin-bottom: .8rem;
}

.schema-variant h5 {
  margin: 0 0 .4rem;
  font-size: .92rem;
  color: #244747;
}

.schema-table td,
.schema-table th {
  font-size: .86rem;
}

.code-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: .8rem;
}

.code-grid h4 {
  margin: 0 0 .4rem;
}

#redoc-container {
  padding: 0 0 2rem;
  background: #fff;
}

@media (max-width: 980px) {
  .grid-2,
  .stats {
    grid-template-columns: 1fr;
  }
}