:root {
  --ink: #172026;
  --muted: #697580;
  --line: #e3e8ed;
  --paper: #fbfcfd;
  --panel: #ffffff;
  --accent: #245f73;
  --accent-strong: #123f52;
  --gold: #c7953d;
}

body {
  background: var(--paper);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

.navbar-brand {
  color: var(--accent-strong);
}

.catalog-search {
  min-width: 280px;
}

.sidebar {
  min-height: calc(100vh - 57px);
  border-right: 1px solid var(--line);
  background: #f5f8fa;
}

.content-shell {
  min-height: calc(100vh - 57px);
}

.auth-shell {
  min-height: calc(100vh - 57px);
  display: grid;
  place-items: center;
  padding: 2rem;
}

.auth-panel,
.narrow-panel,
.section-band {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.auth-panel,
.narrow-panel {
  width: min(100%, 520px);
  padding: 2rem;
}

.section-band {
  padding: 1.25rem;
}

.page-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.page-head h1 {
  font-size: clamp(2rem, 3vw, 3rem);
  letter-spacing: 0;
  margin: 0;
}

.eyebrow,
.card-kicker {
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.catalog-card {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  min-height: 155px;
  padding: 1.25rem;
  color: inherit;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
  transition: border-color 140ms ease, transform 140ms ease;
}

.catalog-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.catalog-card strong {
  font-size: 1.15rem;
}

.catalog-card span:last-child {
  color: var(--muted);
}

.empty-state {
  padding: 2rem;
  border: 1px dashed #cbd5dc;
  border-radius: 8px;
  background: #fff;
}

.interface-list .list-group-item {
  padding: 1rem 1.25rem;
  border-color: var(--line);
}

.interface-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: start;
}

.interface-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.45rem;
}

.project-nav {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.project-nav-section + .project-nav-section {
  margin-top: 1rem;
}

.project-nav-heading,
.project-nav-version,
.project-nav-link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.project-nav-heading {
  font-weight: 700;
  margin-bottom: 0.35rem;
}

.project-nav-version {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 700;
  margin-top: 0.5rem;
}

.project-nav-link {
  color: var(--muted);
  font-size: 0.82rem;
  overflow: hidden;
  padding: 0.15rem 0;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-nav-link:hover,
.project-nav-heading:hover,
.project-nav-version:hover {
  color: var(--accent-strong);
}

.version-stack {
  display: grid;
  gap: 1rem;
}

.api-version-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.api-version-block {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
}

.api-version-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 1rem;
  background: #f8fafb;
  border-bottom: 1px solid var(--line);
}

.import-preview-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.85rem;
  align-items: start;
  cursor: pointer;
}

.import-preview-main {
  min-width: 0;
}

.openapi-import-form {
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  width: min(100%, 560px);
}

.method-badge,
.topic-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  padding: 0.25rem 0.7rem;
  border-radius: 6px;
  color: #fff;
  font-weight: 700;
}

.method-get { background: #236b5f; }
.method-post { background: #245f73; }
.method-put,
.method-patch { background: #8b6f1e; }
.method-delete { background: #9b3d35; }
.method-head,
.method-options { background: #4f5a64; }

.topic-chip {
  background: var(--gold);
}

.endpoint-path {
  font-size: 1rem;
  color: var(--accent-strong);
  background: #edf4f6;
  border: 1px solid #d5e4e8;
  border-radius: 6px;
  padding: 0.35rem 0.6rem;
}

.param-table {
  border: 1px solid var(--line);
}

.param-table th {
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.param-table td,
.param-table th {
  padding: 0.7rem;
}

.metric {
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 0.78rem;
}

.metric strong {
  font-size: 1.35rem;
}

.task-accordion .accordion-button {
  align-items: flex-start;
  gap: 0.75rem;
}

.task-title {
  font-weight: 700;
}

.task-subtitle {
  color: var(--muted);
  font-size: 0.85rem;
}

.code-block-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}

.copy-code {
  min-width: 64px;
  white-space: nowrap;
}

.kafka-task-builder {
  margin-top: 0.5rem;
}

.task-builder-head,
.example-toolbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.task-add-button,
.example-mode {
  white-space: nowrap;
}

.task-editor {
  padding: 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
}

.task-editor + .task-editor {
  margin-top: 1rem;
}

.task-json {
  min-height: 8.5rem;
  line-height: 1.45;
}

.kv-editor {
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
}

.kv-row {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) 120px minmax(180px, 1.2fr) 42px;
  gap: 0.5rem;
  align-items: center;
}

.kv-row + .kv-row {
  margin-top: 0.5rem;
}

.field-list {
  padding: 0.75rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f8fafb;
}

.field-row {
  display: grid;
  grid-template-columns: minmax(180px, 1fr) minmax(220px, 1.3fr) 42px;
  gap: 0.5rem;
  align-items: center;
}

.field-row + .field-row {
  margin-top: 0.5rem;
}

.remove-kv-row {
  min-width: 42px;
  padding-left: 0;
  padding-right: 0;
}

.kv-children {
  grid-column: 1 / -1;
  margin-left: 1rem;
  padding-left: 1rem;
  border-left: 2px solid var(--line);
}

.add-child-row {
  grid-column: 1 / -1;
  justify-self: start;
}

.remove-field-row {
  min-width: 42px;
  padding-left: 0;
  padding-right: 0;
}

.advanced-json {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

pre {
  margin-bottom: 0;
  padding: 1rem;
  background: #111a20;
  color: #eaf2f5;
  border-radius: 8px;
  overflow: auto;
}

.json-editor,
.markdown-editor {
  line-height: 1.55;
}

.doc-body {
  line-height: 1.7;
}

.doc-body table {
  width: 100%;
  margin: 1rem 0;
  border-collapse: collapse;
}

.doc-body th,
.doc-body td {
  border: 1px solid var(--line);
  padding: 0.5rem;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-primary:hover {
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.google-login-button {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

@media (max-width: 991px) {
  .sidebar {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .page-head {
    flex-direction: column;
  }

  .task-builder-head,
  .example-toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .catalog-search {
    min-width: 0;
    width: 160px;
  }

  .kv-row {
    grid-template-columns: 1fr;
  }

  .field-row {
    grid-template-columns: 1fr;
  }

  .interface-row {
    grid-template-columns: 1fr;
  }

  .interface-actions {
    justify-content: flex-start;
  }

  .openapi-import-form {
    grid-template-columns: 1fr;
    width: 100%;
  }
}