:root {
  color-scheme: light;
  --app-bg: #eef2f5;
  --ink: #1c232b;
  --heading: #111820;
  --muted: #667280;
  --line: #d8dde3;
  --soft-line: #edf1f4;
  --panel: #f5f7f9;
  --paper: #ffffff;
  --accent: #146c94;
  --accent-strong: #0d4d6a;
  --code-bg: #f3f5f7;
  --success: #237a57;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--ink);
  background: var(--app-bg);
}

button {
  min-height: 2.25rem;
  border: 1px solid #bfc8d2;
  border-radius: 6px;
  padding: 0 0.85rem;
  color: var(--ink);
  background: #ffffff;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 1px 1px rgba(20, 31, 43, 0.04);
}

button:hover {
  border-color: var(--accent);
}

button.primary {
  border-color: var(--accent);
  color: #fff;
  background: var(--accent);
  box-shadow: 0 8px 20px rgba(20, 108, 148, 0.18);
}

button.primary:hover {
  background: var(--accent-strong);
}

button:focus-visible,
select:focus-visible {
  outline: 3px solid rgba(20, 108, 148, 0.24);
  outline-offset: 2px;
}

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
  min-height: 5rem;
  padding: 0.8rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(14px);
}

.app-header h1,
.app-header p,
.pane-toolbar h2,
.pane-toolbar span {
  margin: 0;
}

.header-main {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  min-width: 0;
}

.header-side {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.85rem;
  min-width: 0;
}

.header-copy {
  max-width: 19rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 650;
  line-height: 1.3;
  text-align: right;
}

.header-copy p {
  margin: 0;
}

.brand-block {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 0.75rem;
}

.brand-mark {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 2.45rem;
  height: 2.45rem;
  border: 1px solid #c5d8df;
  border-radius: 10px;
  color: #fff;
  background: linear-gradient(135deg, #146c94, #0f766e);
  font-weight: 850;
  box-shadow: 0 10px 22px rgba(20, 108, 148, 0.18);
}

.brand-kicker {
  display: block;
  margin-bottom: 0.08rem;
  color: #687481;
  font-size: 0.68rem;
  font-weight: 800;
  text-transform: uppercase;
}

.app-header h1 {
  font-size: 1.08rem;
  letter-spacing: 0;
}

.app-header p {
  margin-top: 0.18rem;
  color: var(--muted);
  font-size: 0.84rem;
}

.header-actions {
  align-items: center;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.mode-tabs {
  display: inline-flex;
  align-items: center;
  min-height: 2.55rem;
  border: 1px solid #cbd5df;
  border-radius: 10px;
  padding: 0.22rem;
  background: #f4f7f9;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.78);
}

.mode-tab {
  min-height: 2.05rem;
  border: 0;
  border-radius: 8px;
  padding: 0 0.85rem;
  color: #56616d;
  background: transparent;
  box-shadow: none;
  white-space: nowrap;
}

.mode-tab:hover {
  color: var(--ink);
  border-color: transparent;
}

.mode-tab.is-active {
  color: #17202a;
  background: #fff;
  box-shadow: 0 5px 14px rgba(20, 31, 43, 0.12);
}

.browser-badge {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  border: 1px solid #cdd7df;
  border-radius: 999px;
  padding: 0 0.75rem;
  color: #3f4b58;
  background: #f7f9fb;
  font-size: 0.78rem;
  font-weight: 650;
  white-space: nowrap;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(23rem, 0.92fr) minmax(34rem, 1.08fr);
  height: calc(100vh - 114px);
  padding: 0.9rem;
  gap: 0.9rem;
}

.editor-pane,
.preview-pane {
  min-width: 0;
  min-height: 0;
}

.editor-pane {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 12px 32px rgba(39, 50, 61, 0.09);
}

.preview-pane {
  overflow: auto;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 1rem;
  background: #dbe3e9;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.pane-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 3.35rem;
  padding: 0 0.95rem;
  border-bottom: 1px solid var(--line);
  background: #ffffff;
}

.pane-toolbar h2 {
  color: #17202a;
  font-size: 0.9rem;
  letter-spacing: 0;
}

.pane-toolbar span {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 650;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  min-height: 1.7rem;
  border: 1px solid #d7e1e8;
  border-radius: 999px;
  padding: 0 0.62rem;
  color: #31505e !important;
  background: #f3f8fa;
}

.theme-control {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 650;
}

.theme-control select {
  min-height: 2.1rem;
  border: 1px solid #bdc7d1;
  border-radius: 6px;
  padding: 0 2rem 0 0.65rem;
  color: var(--ink);
  background: #fff;
  font: inherit;
  cursor: pointer;
}

textarea {
  flex: 1;
  width: 100%;
  min-height: 0;
  border: 0;
  resize: none;
  padding: 1.05rem 1.1rem;
  color: #17202a;
  background: #fbfcfd;
  font: 0.93rem/1.55 ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  outline: none;
}

.doc {
  --doc-ink: var(--ink);
  --doc-heading: var(--heading);
  --doc-muted: var(--muted);
  --doc-accent: var(--accent);
  --doc-accent-strong: var(--accent-strong);
  --doc-rule: var(--soft-line);
  --doc-table-head: #eef4f7;
  --doc-table-alt: #fafbfc;
  --doc-code: #f7f8fa;
  --doc-callout: #f8fafb;
  --doc-font: "Source Serif 4", Georgia, "Times New Roman", serif;
  --doc-heading-font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --doc-radius: 6px;
  width: 210mm;
  min-height: 297mm;
  margin: 0 auto;
  padding: 21mm 22mm 24mm;
  background: var(--paper);
  box-shadow: 0 20px 54px rgba(39, 50, 61, 0.18);
  color: var(--doc-ink);
  font-family: var(--doc-font);
  font-size: 11pt;
  line-height: 1.62;
}

.doc[data-theme="report"] {
  --doc-ink: #1e2227;
  --doc-heading: #101418;
  --doc-muted: #5f6770;
  --doc-accent: #2f4f6f;
  --doc-accent-strong: #213950;
  --doc-rule: #d9dee4;
  --doc-table-head: #e9edf2;
  --doc-table-alt: #fbfbfc;
  --doc-code: #f3f4f6;
  --doc-callout: #f7f8fa;
  --doc-font: Georgia, "Times New Roman", serif;
  --doc-radius: 2px;
}

.doc[data-theme="brief"] {
  --doc-ink: #20242a;
  --doc-heading: #171b20;
  --doc-muted: #626d78;
  --doc-accent: #0f766e;
  --doc-accent-strong: #0b5651;
  --doc-rule: #dce8e6;
  --doc-table-head: #eaf5f3;
  --doc-table-alt: #fbfdfd;
  --doc-code: #f1f6f5;
  --doc-callout: #f2faf8;
  --doc-font: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --doc-radius: 8px;
}

.doc[data-theme="compact"] {
  --doc-ink: #20252a;
  --doc-heading: #14191f;
  --doc-muted: #5f6872;
  --doc-accent: #7a3e1d;
  --doc-accent-strong: #5a2d14;
  --doc-rule: #e2ddd8;
  --doc-table-head: #f0ebe6;
  --doc-table-alt: #fdfbf9;
  --doc-code: #f6f3f0;
  --doc-callout: #fcf8f4;
  --doc-radius: 3px;
  padding: 17mm 18mm 19mm;
  font-size: 9.8pt;
  line-height: 1.48;
}

.doc > *:first-child {
  margin-top: 0;
}

.doc h1,
.doc h2,
.doc h3,
.doc h4 {
  font-family: var(--doc-heading-font);
  line-height: 1.18;
  letter-spacing: 0;
  break-after: avoid;
  color: var(--doc-heading);
}

.doc h1 {
  margin: 0 0 1.15rem;
  padding: 0 0 0.7rem;
  border-bottom: 3px solid var(--doc-accent);
  font-size: 26pt;
  font-weight: 800;
}

.doc h2 {
  margin: 1.65rem 0 0.55rem;
  padding: 0;
  border: 0;
  font-size: 15.5pt;
  font-weight: 760;
}

.doc h2::after {
  display: block;
  width: 2.1rem;
  height: 2px;
  margin-top: 0.35rem;
  background: var(--doc-accent);
  content: "";
}

.doc h3 {
  margin: 1.2rem 0 0.35rem;
  color: #26313d;
  font-size: 12.4pt;
  font-weight: 760;
}

.doc h4 {
  margin: 1rem 0 0.25rem;
  color: #394653;
  font-size: 11.5pt;
}

.doc p,
.doc ul,
.doc ol,
.doc blockquote,
.doc table,
.doc pre,
.doc figure {
  margin: 0.75rem 0;
}

.doc a {
  color: var(--doc-accent-strong);
  text-decoration-thickness: 0.08em;
}

.doc blockquote {
  border-left: 3px solid var(--doc-accent);
  padding: 0.45rem 0 0.45rem 0.9rem;
  color: #3d4a57;
  background: var(--doc-callout);
}

.doc table {
  width: 100%;
  border-collapse: collapse;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 9.2pt;
  break-inside: avoid;
}

.doc th,
.doc td {
  border: 1px solid #d4dbe2;
  padding: 0.46rem 0.55rem;
  vertical-align: top;
}

.doc th {
  color: #13202b;
  background: var(--doc-table-head);
  font-weight: 750;
}

.doc tbody tr:nth-child(even) td {
  background: var(--doc-table-alt);
}

.doc pre {
  overflow: auto;
  border: 1px solid #d7dee5;
  border-radius: var(--doc-radius);
  padding: 0.85rem 0.95rem;
  background: var(--doc-code);
  font-size: 8.8pt;
  line-height: 1.48;
  break-inside: avoid;
}

.doc code {
  border-radius: 4px;
  padding: 0.08rem 0.25rem;
  background: var(--code-bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
  font-size: 0.88em;
}

.doc pre code {
  padding: 0;
  background: transparent;
  font-size: inherit;
}

.doc input[type="checkbox"] {
  width: 0.9rem;
  height: 0.9rem;
  margin-right: 0.35rem;
  accent-color: var(--success);
}

.doc .toc {
  margin: 1.15rem 0 1.55rem;
  padding: 0.9rem 1rem;
  border: 1px solid var(--doc-rule);
  background: #fafbfc;
  break-inside: avoid;
}

.doc .toc h2 {
  margin: 0 0 0.45rem;
  padding: 0;
  border: 0;
  font-size: 12pt;
}

.doc .toc h2::after {
  display: none;
}

.doc .toc ol {
  margin: 0;
  padding-left: 1.2rem;
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 9.5pt;
}

.doc .toc li {
  margin: 0.18rem 0;
}

.doc .toc-h3 {
  margin-left: 1rem;
}

.doc .footnotes {
  margin-top: 1.5rem;
  border-top: 1px solid #cfd6dd;
  color: #3e4b58;
  font-size: 9.5pt;
}

.doc .references ol {
  padding-left: 1.4rem;
}

.doc .references li {
  margin: 0.35rem 0;
}

.doc .references span,
.doc .citation {
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 0.9em;
  font-weight: 700;
}

.api-doc {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.api-cover {
  margin-bottom: 1.2rem;
}

.api-cover .eyebrow {
  margin: 0 0 0.35rem;
  color: var(--doc-accent);
  font-size: 8.7pt;
  font-weight: 800;
  text-transform: uppercase;
}

.api-version {
  margin-top: -0.35rem;
  color: var(--doc-muted);
  font-size: 9.4pt;
  font-weight: 700;
}

.api-description {
  max-width: 44rem;
  color: #3b4652;
}

.api-toc ol {
  columns: 2;
  column-gap: 1.5rem;
}

.tag-group {
  margin: 1rem 0 1.6rem;
}

.tag-group > h3 {
  margin: 1.2rem 0 0.75rem;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--doc-rule);
  font-size: 14pt;
}

.endpoint,
.schema-block {
  margin: 0.7rem 0 0.95rem;
  break-inside: avoid;
}

.endpoint {
  overflow: hidden;
  border: 1px solid var(--doc-rule);
  border-radius: 5px;
  background: #fff;
}

.endpoint-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  min-height: 2.7rem;
  padding: 0.48rem 0.62rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 9pt;
  font-weight: 700;
}

.endpoint-route {
  display: flex;
  align-items: center;
  min-width: 0;
  gap: 0.55rem;
}

.endpoint-heading code {
  color: #2f3a45;
  background: transparent;
  font-size: 9pt;
  font-weight: 760;
  word-break: break-word;
}

.endpoint-heading-get {
  background: rgba(97, 175, 254, 0.13);
  border-color: rgba(97, 175, 254, 0.42);
}

.endpoint-heading-post {
  background: rgba(73, 204, 144, 0.13);
  border-color: rgba(73, 204, 144, 0.42);
}

.endpoint-heading-put {
  background: rgba(252, 161, 48, 0.14);
  border-color: rgba(252, 161, 48, 0.45);
}

.endpoint-heading-patch {
  background: rgba(80, 227, 194, 0.14);
  border-color: rgba(80, 227, 194, 0.45);
}

.endpoint-heading-delete {
  background: rgba(249, 62, 62, 0.12);
  border-color: rgba(249, 62, 62, 0.4);
}

.endpoint-heading-options,
.endpoint-heading-head {
  background: rgba(15, 88, 145, 0.12);
  border-color: rgba(15, 88, 145, 0.36);
}

.endpoint-body {
  padding: 0.78rem 0.82rem 0.9rem;
}

.method {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.75rem;
  border-radius: 3px;
  padding: 0.22rem 0.48rem;
  color: #fff;
  font-size: 7.4pt;
  font-weight: 850;
}

.method-get {
  background: #61affe;
}

.method-post {
  background: #49cc90;
}

.method-put {
  background: #fca130;
}

.method-patch {
  background: #50e3c2;
}

.method-delete {
  background: #f93e3e;
}

.method-options,
.method-head {
  background: #0f5891;
}

.api-meta {
  color: var(--doc-muted);
  font-size: 9pt;
  font-weight: 700;
}

.api-table {
  font-size: 8.35pt;
}

.swagger-table {
  border: 0;
}

.swagger-table th {
  border: 0;
  border-bottom: 1px solid #d7dde3;
  background: #fff;
  color: #3b4652;
  font-size: 8pt;
}

.swagger-table td {
  border-right: 0;
  border-left: 0;
}

.swagger-table td p {
  margin: 0 0 0.25rem;
}

.api-table code {
  white-space: nowrap;
}

.param-meta {
  margin-top: 0.2rem;
  color: var(--doc-muted);
  font-size: 7.5pt;
  font-weight: 750;
}

.param-detail,
.response-schema {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  color: var(--doc-muted);
  font-size: 7.8pt;
  font-weight: 700;
}

.required {
  color: #d04a4a;
}

.status-code {
  display: inline-flex;
  min-width: 2.5rem;
  border: 1px solid var(--doc-rule);
  border-radius: 999px;
  padding: 0.08rem 0.38rem;
  justify-content: center;
  background: #fff;
  font-weight: 800;
}

.empty-note {
  margin: 0.65rem 0;
  color: var(--doc-muted);
  font-size: 9pt;
  font-weight: 700;
}

.model-box {
  border: 1px solid var(--doc-rule);
  border-radius: 5px;
  padding: 0.75rem 0.82rem;
  background: #fff;
}

.model-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.4rem;
}

.model-title h3 {
  margin: 0;
}

.model-title span {
  color: var(--doc-muted);
  font-size: 8pt;
  font-weight: 750;
}

.parse-error {
  padding: 1rem;
  border: 1px solid #f0c5bd;
  border-radius: var(--doc-radius);
  color: #782216;
  background: #fff8f6;
}

.mermaid-figure {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 0.9rem;
  border: 1px solid var(--doc-rule);
  border-radius: var(--doc-radius);
  background: #fbfcfd;
  break-inside: avoid;
}

.doc[data-theme="report"] h1 {
  border-bottom-width: 1px;
  font-size: 25pt;
  font-weight: 700;
}

.doc[data-theme="report"] h2 {
  padding-bottom: 0.25rem;
  border-bottom: 1px solid var(--doc-rule);
  font-size: 14.5pt;
}

.doc[data-theme="report"] h2::after {
  display: none;
}

.doc[data-theme="brief"] h1 {
  border-bottom: 0;
  padding-bottom: 0;
  font-size: 27pt;
}

.doc[data-theme="brief"] h1::after {
  display: block;
  width: 4.4rem;
  height: 4px;
  margin-top: 0.75rem;
  border-radius: 999px;
  background: var(--doc-accent);
  content: "";
}

.doc[data-theme="brief"] h2 {
  font-size: 14.2pt;
}

.doc[data-theme="brief"] table,
.doc[data-theme="brief"] pre,
.doc[data-theme="brief"] .toc,
.doc[data-theme="brief"] .mermaid-figure {
  border-radius: var(--doc-radius);
}

.doc[data-theme="compact"] h1 {
  margin-bottom: 0.75rem;
  padding-bottom: 0.45rem;
  font-size: 21pt;
}

.doc[data-theme="compact"] h2 {
  margin: 1rem 0 0.3rem;
  font-size: 12.4pt;
}

.doc[data-theme="compact"] h2::after {
  width: 1.5rem;
  margin-top: 0.22rem;
}

.doc[data-theme="compact"] h3 {
  margin-top: 0.8rem;
  font-size: 10.8pt;
}

.doc[data-theme="compact"] p,
.doc[data-theme="compact"] ul,
.doc[data-theme="compact"] ol,
.doc[data-theme="compact"] blockquote,
.doc[data-theme="compact"] table,
.doc[data-theme="compact"] pre,
.doc[data-theme="compact"] figure {
  margin: 0.5rem 0;
}

.doc[data-theme="compact"] table {
  font-size: 8.2pt;
}

.doc[data-theme="compact"] th,
.doc[data-theme="compact"] td {
  padding: 0.32rem 0.4rem;
}

.mermaid-figure svg {
  max-width: 100%;
  height: auto;
}

.diagram-error {
  width: 100%;
  color: #8a1f11;
  white-space: pre-wrap;
}

.page-break {
  height: 0;
  margin: 0;
  break-after: page;
  page-break-after: always;
}

.app-footer {
  display: flex;
  align-items: center;
  min-height: 2.15rem;
  padding: 0 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: rgba(255, 255, 255, 0.92);
  font-size: 0.78rem;
  font-weight: 650;
}

.print-modal[hidden] {
  display: none;
}

.print-modal {
  position: fixed;
  inset: 0;
  z-index: 20;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(17, 24, 32, 0.48);
}

.print-modal__panel {
  width: min(100%, 28rem);
  border: 1px solid #cbd3dc;
  border-radius: 8px;
  padding: 1.2rem;
  background: #fff;
  box-shadow: 0 24px 70px rgba(17, 24, 32, 0.26);
}

.print-modal__panel h2 {
  margin: 0 0 0.55rem;
  color: var(--heading);
  font-size: 1.2rem;
  letter-spacing: 0;
}

.print-modal__panel p {
  margin: 0 0 0.55rem;
  color: var(--muted);
}

.print-modal__panel ul {
  margin: 0.75rem 0 1.1rem;
  padding-left: 1.25rem;
}

.print-modal__panel li {
  margin: 0.35rem 0;
}

.print-modal__actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.55rem;
}

@media (max-width: 980px) {
  .app-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-main,
  .header-side {
    width: 100%;
    align-items: flex-start;
    flex-direction: column;
  }

  .header-copy {
    max-width: none;
    text-align: left;
  }

  .mode-tabs {
    width: 100%;
  }

  .mode-tab {
    flex: 1;
  }

  .workspace {
    grid-template-columns: 1fr;
    height: auto;
    padding: 0.75rem;
  }

  .editor-pane {
    min-height: 44vh;
  }

  textarea {
    min-height: 44vh;
  }

  .preview-pane {
    padding: 0.75rem;
  }

  .doc {
    width: min(100%, 210mm);
    min-height: 0;
    padding: 1.1rem;
  }
}

@page {
  size: A4;
  margin: 14mm 14mm 16mm;
}

@media print {
  body {
    background: #fff;
  }

  .app-header,
  .app-footer,
  .editor-pane,
  .screen-only,
  .print-tip,
  .print-modal {
    display: none !important;
  }

  .workspace {
    display: block;
    height: auto;
    padding: 0;
  }

  .preview-pane {
    overflow: visible;
    border: 0;
    border-radius: 0;
    padding: 0;
    background: #fff;
    box-shadow: none;
  }

  .doc {
    width: auto;
    min-height: 0;
    margin: 0;
    padding: 0;
    box-shadow: none;
    font-size: 10.8pt;
  }

  .doc a {
    color: inherit;
  }

  .doc h1,
  .doc h2,
  .doc h3,
  .doc h4,
  .doc table,
  .doc pre,
  .doc figure,
  .doc blockquote {
    break-inside: avoid;
  }
}