:root {
  color-scheme: light dark;
  --background: #ffffff;
  --surface: #ffffff;
  --surface-muted: #f5f5f7;
  --surface-raised: #fbfbfd;
  --text: #1d1d1f;
  --text-muted: #6e6e73;
  --text-quieter: #86868b;
  --border: #d2d2d7;
  --border-soft: #e8e8ed;
  --accent: #06c;
  --accent-hover: #004c99;
  --accent-contrast: #ffffff;
  --code-background: #f5f5f7;
  --code-text: #1d1d1f;
  --header-background: rgba(255, 255, 255, 0.92);
  --diagram-background: #ffffff;
  --focus-ring: rgba(0, 102, 204, 0.35);
}

@media (prefers-color-scheme: dark) {
  :root {
    --background: #1d1d1f;
    --surface: #1d1d1f;
    --surface-muted: #2c2c2e;
    --surface-raised: #252527;
    --text: #f5f5f7;
    --text-muted: #a1a1a6;
    --text-quieter: #8e8e93;
    --border: #48484a;
    --border-soft: #38383a;
    --accent: #2997ff;
    --accent-hover: #66b5ff;
    --accent-contrast: #000000;
    --code-background: #2c2c2e;
    --code-text: #f5f5f7;
    --header-background: rgba(29, 29, 31, 0.92);
    --diagram-background: #252527;
    --focus-ring: rgba(41, 151, 255, 0.42);
  }
}

* {
  box-sizing: border-box;
}

@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}

body {
  display: flex;
  min-height: 100vh;
  margin: 0;
  flex-direction: column;
  background: var(--background);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.58;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.16em;
}

a:hover {
  color: var(--accent-hover);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  border-radius: 4px;
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.65rem;
  left: 0.65rem;
  padding: 0.55rem 0.8rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface);
  color: var(--text);
  transform: translateY(-180%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  border-bottom: 1px solid var(--border-soft);
  background: var(--header-background);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  backdrop-filter: saturate(180%) blur(18px);
}

.site-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 2rem), 1180px);
  min-height: 52px;
  margin: 0 auto;
  gap: 1.5rem;
}

.site-brand {
  overflow: hidden;
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 650;
  letter-spacing: -0.012em;
  text-decoration: none;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-nav {
  flex: 0 0 auto;
}

.site-nav ul {
  display: flex;
  align-items: center;
  margin: 0;
  padding: 0;
  gap: 0.18rem;
  list-style: none;
}

.site-nav li {
  margin: 0;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.25rem;
  padding: 0.4rem 0.62rem;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 520;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--text);
  border-bottom-color: var(--accent);
  background: transparent;
}

.site-nav a:focus-visible {
  outline-offset: 1px;
}

.page-shell {
  flex: 1 0 auto;
  width: min(calc(100% - 2rem), 1180px);
  margin: 0 auto;
  padding: 1.15rem 0 4.5rem;
}

.breadcrumbs {
  margin: 0 0 1.8rem;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.4;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumbs li {
  display: inline-flex;
  align-items: baseline;
}

.breadcrumbs li + li::before {
  display: inline-block;
  margin: 0 0.48rem;
  color: var(--text-quieter);
  content: "›";
  line-height: 1;
}

.breadcrumbs a {
  color: inherit;
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--text);
}

.breadcrumbs [aria-current="page"] {
  color: var(--text);
}

.documentation-layout {
  display: grid;
  grid-template-columns: minmax(13rem, 15rem) minmax(0, 52rem);
  align-items: start;
  gap: clamp(2rem, 4vw, 4rem);
}

.landing-layout {
  grid-template-columns: minmax(0, 52rem);
  justify-content: center;
}

.documentation-content {
  min-width: 0;
}

main {
  min-width: 0;
}

.prose {
  min-width: 0;
  max-width: 52rem;
}

.prose > :first-child:not(.page-meta) {
  margin-top: 0;
}

.prose > :last-child {
  margin-bottom: 0;
}

.landing-page > h1 {
  max-width: 18ch;
  margin-bottom: 0.85rem;
}

.landing-page > h1 + p {
  max-width: 46rem;
  margin-top: 0;
  color: var(--text);
  font-size: clamp(1.08rem, 2vw, 1.22rem);
  line-height: 1.5;
}

.landing-page > blockquote {
  max-width: 48rem;
  padding: 0.85rem 1rem;
  border-top: 1px solid var(--border-soft);
  border-right: 0;
  border-bottom: 1px solid var(--border-soft);
  border-left: 4px solid var(--accent);
  border-radius: 0;
  background: transparent;
  font-size: 0.88rem;
}

.sample-analysis-preview {
  margin: 2.25rem 0 0;
  padding: clamp(1rem, 3vw, 1.5rem);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border-soft);
  border-radius: 0;
  background: transparent;
}

.sample-analysis-preview > h2 {
  margin: 0 0 0.4rem;
  font-size: clamp(1.45rem, 3vw, 1.8rem);
}

.sample-analysis-preview > h3 {
  margin: 0;
  font-size: clamp(1.08rem, 2.2vw, 1.25rem);
}

.sample-analysis-preview > h3 + p {
  margin: 0.5rem 0 1.25rem;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.sample-preview-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(15rem, 0.92fr);
  align-items: start;
  gap: 1rem;
}

.sample-preview-diagram,
.sample-preview-insights {
  min-width: 0;
}

.sample-preview-diagram > h4,
.sample-preview-insights > h4,
.sample-analysis-preview > h4 {
  margin: 0 0 0.65rem;
  color: var(--text);
  font-size: 0.92rem;
}

.sample-preview-diagram .mermaid {
  min-height: 210px;
  margin: 0;
}

.sample-preview-insights ul {
  display: grid;
  margin: 0;
  padding: 0;
  gap: 0.55rem;
  list-style: none;
}

.sample-preview-insights li {
  margin: 0;
  padding: 0.65rem 0.75rem;
  border-left: 3px solid var(--accent);
  border-radius: 0;
  background: transparent;
  font-size: 0.84rem;
  line-height: 1.48;
}

.sample-analysis-preview > h4 {
  margin-top: 1.15rem;
}

.sample-analysis-preview > h4 + p {
  margin: 0 0 0.55rem;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.sample-analysis-preview > .sourceCode {
  margin-bottom: 1rem;
}

.sample-preview-actions {
  margin-top: 1rem;
}

.sample-preview-actions > p {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  margin: 0;
  gap: 0.65rem;
}

.sample-preview-primary,
.sample-preview-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.62rem 0.9rem;
  border: 1px solid var(--accent);
  border-radius: 2px;
  font-size: 0.86rem;
  font-weight: 650;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
}

.sample-preview-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.sample-preview-primary:hover {
  background: var(--accent-hover);
  color: var(--accent-contrast);
}

.sample-preview-secondary {
  background: var(--surface);
}

.landing-page > #start-with-a-developer-question + ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1rem 0 2rem;
  padding: 0;
  gap: 0.75rem;
  list-style: none;
}

.landing-page > #start-with-a-developer-question + ul > li {
  margin: 0;
  padding: 0.9rem 1rem;
  border-top: 1px solid var(--border-soft);
  border-radius: 0;
  background: transparent;
}

.swiftui-sample-explorer {
  margin: 1.6rem 0 2.4rem;
  padding: clamp(1rem, 2.8vw, 1.4rem);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border-soft);
  border-radius: 0;
  background:
    linear-gradient(90deg, color-mix(in srgb, var(--accent) 5%, transparent), transparent 48%);
}

.swiftui-sample-explorer h2 {
  margin: 0 0 0.45rem;
  font-size: clamp(1.25rem, 2.4vw, 1.55rem);
}

.swiftui-sample-explorer-intro,
.swiftui-sample-explorer-fallback {
  margin: 0 0 1rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.swiftui-sample-explorer-intro a {
  white-space: nowrap;
}

.swiftui-sample-explorer-fallback {
  margin-bottom: 0;
}

#swiftui-sample-explorer-app {
  min-width: 0;
}

#swiftui-sample-explorer-app [data-view="TextField"]::placeholder {
  color: var(--text-quieter);
  opacity: 1;
}

#swiftui-sample-explorer-app button[data-sample-link="true"] {
  min-height: 44px;
}

#swiftui-architecture-dialog-app,
#swiftui-source-preview-app {
  position: relative;
  z-index: 80;
}

button[data-generated-analysis-href] {
  min-height: 44px;
}

@media (prefers-reduced-motion: no-preference) {
  button[data-generated-analysis-href] {
    transition: box-shadow 160ms ease, transform 160ms ease;
  }

  button[data-generated-analysis-href]:hover {
    box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
    transform: translateY(-1px);
  }
}

.architecture-summary-table .architecture-row-interactive,
.source-map-table .source-map-row-interactive {
  cursor: pointer;
}

.architecture-summary-table .architecture-row-interactive:hover,
.architecture-summary-table .architecture-row-interactive:focus-within,
.source-map-table .source-map-row-interactive:hover,
.source-map-table .source-map-row-interactive:focus-within {
  background: var(--surface-raised);
}

.architecture-row-trigger,
.source-preview-trigger {
  display: inline-flex;
  align-items: center;
  max-width: 100%;
  border: 0;
  color: var(--accent);
  cursor: pointer;
  font: inherit;
  text-align: left;
}

.architecture-row-trigger {
  padding: 0.2rem 0;
  background: transparent;
  font-weight: 620;
}

.architecture-row-trigger::after,
.source-preview-trigger::after {
  margin-left: 0.45rem;
  content: "›";
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 700;
}

.source-preview-trigger {
  padding: 0.18rem 0.35rem;
  border-radius: 2px;
  background: var(--code-background);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.86em;
  overflow-wrap: anywhere;
}

body.architecture-dialog-open,
body.source-preview-dialog-open {
  overflow: hidden;
}

.architecture-dialog-backdrop,
.source-preview-dialog-backdrop {
  position: fixed;
  z-index: 80;
  inset: 0;
  width: 100%;
  min-height: 100%;
  padding: clamp(0.75rem, 4vw, 2rem);
  overflow: auto;
  background: rgba(0, 0, 0, 0.58);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.architecture-dialog-panel,
.source-preview-dialog-panel {
  width: min(100%, 46rem);
  max-height: calc(100vh - clamp(1.5rem, 8vw, 4rem));
  max-height: calc(100dvh - clamp(1.5rem, 8vw, 4rem));
  min-height: 0;
  padding: clamp(1rem, 3vw, 1.4rem);
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface-raised);
  box-shadow: 0 24px 72px rgba(0, 0, 0, 0.32);
}

.source-preview-dialog-panel {
  width: min(100%, 72rem);
  height: min(88vh, 56rem);
  height: min(88dvh, 56rem);
}

.architecture-dialog-header,
.source-preview-dialog-header {
  width: 100%;
}

.architecture-dialog-header > :first-child,
.source-preview-dialog-header > :first-child {
  min-width: 0;
  flex: 1 1 auto;
}

.architecture-dialog-header button,
.source-preview-dialog-header button {
  flex: 0 0 auto;
  margin-left: auto;
}

.architecture-dialog-scroll {
  flex: 1 1 auto;
  width: 100%;
  max-height: min(60vh, 34rem);
  min-height: 0;
  padding-right: 0.25rem;
}

.source-preview-meta {
  width: 100%;
  min-width: 0;
}

.source-preview-language {
  flex: 0 0 auto;
  padding: 0.16rem 0.4rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  background: var(--surface-muted);
  letter-spacing: 0.035em;
}

.source-preview-anchor {
  display: block;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.source-preview-scroll {
  flex: 1 1 auto;
  width: 100%;
  max-height: none;
  min-height: 0;
  overflow: auto;
  overscroll-behavior: contain;
  scrollbar-gutter: stable;
  border: 1px solid var(--border-soft);
  border-radius: 0;
  background: var(--code-background);
}

.source-preview-code {
  display: block;
  min-width: max-content;
  padding: 1rem;
  color: var(--code-text);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.58;
  tab-size: 4;
  white-space: pre;
}

.source-preview-license {
  flex: 0 0 auto;
  width: 100%;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.source-preview-license details {
  border-top: 1px solid var(--border-soft);
}

.source-preview-license summary {
  padding-top: 0.55rem;
  color: var(--accent);
  cursor: pointer;
}

.source-preview-license-content {
  max-height: 12rem;
  margin-top: 0.5rem;
  padding: 0.75rem;
  overflow: auto;
  border: 1px solid var(--border-soft);
  border-radius: 0;
  background: var(--surface-muted);
}

.source-preview-license-content > :first-child {
  margin-top: 0;
}

.source-preview-license-content > :last-child {
  margin-bottom: 0;
}

.source-preview-license-path {
  margin: 0.75rem 0 0.35rem;
  color: var(--text);
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-weight: 600;
}

.source-preview-license-text {
  margin: 0;
  color: var(--text-muted);
  font: inherit;
  white-space: pre-wrap;
}

.source-token-keyword {
  color: #ad3da4;
  font-weight: 550;
}

.source-token-type,
.source-token-attribute {
  color: #0b4f79;
}

.source-token-string {
  color: #c41a16;
}

.source-token-comment {
  color: #5d6c79;
  font-style: italic;
}

.source-token-number {
  color: #1c00cf;
}

@media (prefers-color-scheme: dark) {
  .source-token-keyword {
    color: #ff7ab2;
  }

  .source-token-type,
  .source-token-attribute {
    color: #6bdfff;
  }

  .source-token-string {
    color: #fc6a5d;
  }

  .source-token-comment {
    color: #8a98a4;
  }

  .source-token-number {
    color: #d0bf69;
  }
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  margin: 0 0 0.42rem;
  gap: 0.38rem 0.7rem;
  color: var(--text-muted);
  font-size: 0.78rem;
}

.page-kind {
  color: var(--accent);
  font-size: 0.77rem;
  font-weight: 650;
  letter-spacing: 0.015em;
}

.meta-detail + .meta-detail::before {
  margin-right: 0.7rem;
  color: var(--border);
  content: "•";
}

.official-source-link {
  margin-left: auto;
  font-weight: 520;
  text-decoration: none;
}

.official-source-link::after {
  margin-left: 0.3em;
  content: "↗";
  font-size: 0.9em;
}

h1,
h2,
h3,
h4 {
  color: var(--text);
  line-height: 1.18;
  letter-spacing: -0.022em;
  scroll-margin-top: 76px;
}

h1 {
  max-width: 24ch;
  margin: 0 0 1.25rem;
  font-size: clamp(2.25rem, 5.2vw, 3.45rem);
  font-weight: 720;
  letter-spacing: -0.036em;
}

h2 {
  margin: 3.35rem 0 1rem;
  font-size: clamp(1.55rem, 2.6vw, 2rem);
  font-weight: 680;
}

h3 {
  margin: 2.35rem 0 0.72rem;
  font-size: 1.22rem;
  font-weight: 650;
}

h4 {
  margin: 1.7rem 0 0.55rem;
  font-size: 1rem;
  font-weight: 650;
}

p,
ul,
ol,
blockquote {
  max-width: 72ch;
}

p {
  margin: 0.75rem 0 1rem;
}

ul,
ol {
  margin: 0.8rem 0 1.25rem;
  padding-left: 1.45rem;
}

li + li {
  margin-top: 0.28rem;
}

hr {
  height: 1px;
  margin: 2.8rem 0;
  border: 0;
  background: var(--border-soft);
}

blockquote {
  margin: 1.25rem 0;
  padding: 0.05rem 0 0.05rem 1rem;
  border-left: 4px solid var(--accent);
  color: var(--text-muted);
}

blockquote > :first-child {
  margin-top: 0;
}

blockquote > :last-child {
  margin-bottom: 0;
}

table {
  display: block;
  width: 100%;
  max-width: 100%;
  margin: 1.25rem 0 2rem;
  overflow-x: auto;
  border-spacing: 0;
  border-collapse: collapse;
  font-size: 0.88rem;
}

th,
td {
  min-width: 8.5rem;
  padding: 0.62rem 0.72rem;
  border-bottom: 1px solid var(--border-soft);
  text-align: left;
  vertical-align: top;
}

th {
  border-bottom-color: var(--border);
  color: var(--text);
  font-weight: 650;
}

tbody tr:hover {
  background: var(--surface-raised);
}

code,
pre {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

code {
  padding: 0.1em 0.28em;
  border-radius: 2px;
  background: var(--code-background);
  color: var(--code-text);
  font-size: 0.86em;
  overflow-wrap: anywhere;
}

pre {
  max-width: 100%;
  margin: 1rem 0 1.7rem;
  padding: 0.9rem 1rem;
  overflow: auto;
  border: 1px solid var(--border-soft);
  border-radius: 0;
  background: var(--code-background);
  color: var(--code-text);
  font-size: 0.82rem;
  line-height: 1.55;
  tab-size: 4;
  -webkit-overflow-scrolling: touch;
}

pre code {
  padding: 0;
  border-radius: 0;
  background: transparent;
  overflow-wrap: normal;
}

div.sourceCode {
  max-width: 100%;
  overflow: hidden;
}

div.sourceCode pre {
  margin: 1rem 0 1.7rem;
}

.prose p:has(+ div.sourceCode) {
  margin: 1.15rem 0 0;
  padding: 0.5rem 0.78rem;
  border: 1px solid var(--border-soft);
  border-bottom: 0;
  border-radius: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.4;
}

.prose p:has(+ div.sourceCode) + div.sourceCode pre {
  margin-top: 0;
  border-radius: 0;
}

.sourceCode .kw,
.sourceCode .cf {
  color: #ad3da4;
  font-weight: 550;
}

.sourceCode .dt,
.sourceCode .at {
  color: #0b4f79;
}

.sourceCode .st,
.sourceCode .vs {
  color: #c41a16;
}

.sourceCode .co {
  color: #5d6c79;
  font-style: italic;
}

.sourceCode .fu,
.sourceCode .va {
  color: #326d74;
}

.sourceCode .op {
  color: #3f6e75;
}

@media (prefers-color-scheme: dark) {
  .sourceCode .kw,
  .sourceCode .cf {
    color: #ff7ab2;
  }

  .sourceCode .dt,
  .sourceCode .at {
    color: #6bdfff;
  }

  .sourceCode .st,
  .sourceCode .vs {
    color: #fc6a5d;
  }

  .sourceCode .co {
    color: #7f8c98;
  }

  .sourceCode .fu,
  .sourceCode .va {
    color: #67b7a4;
  }

  .sourceCode .op {
    color: #67b7a4;
  }
}

.mermaid {
  min-height: 100px;
  margin: 1.35rem 0 1.9rem;
  padding: 1.1rem;
  overflow-x: auto;
  border: 1px solid var(--border-soft);
  border-radius: 0;
  background: var(--diagram-background);
  color: var(--text);
  text-align: center;
  white-space: pre;
}

.mermaid[data-processed="true"] {
  white-space: normal;
}

.mermaid svg {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
  margin: 0 auto;
}

.diagram-frame {
  position: relative;
  margin: 1.35rem 0 1.9rem;
}

.diagram-frame > .mermaid {
  margin: 0;
  padding-top: 3.35rem;
}

.diagram-expand-button {
  position: absolute;
  z-index: 1;
  top: 0.75rem;
  right: 0.75rem;
  min-height: 2rem;
  padding: 0.35rem 0.7rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--surface);
  color: var(--accent);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 650;
  cursor: pointer;
}

.diagram-expand-button:hover,
.diagram-expand-button:focus-visible {
  background: var(--surface-muted);
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.diagram-dialog {
  width: min(96vw, 1600px);
  max-width: none;
  height: min(92vh, 1100px);
  max-height: none;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--diagram-background);
  color: var(--text);
}

.diagram-dialog::backdrop {
  background: rgb(0 0 0 / 65%);
}

.diagram-dialog-panel {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  height: 100%;
}

.diagram-dialog-toolbar {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border-soft);
  background: var(--surface);
}

.diagram-dialog-actions {
  display: flex;
  gap: 0.45rem;
  align-items: center;
}

.diagram-dialog-actions button {
  min-width: 2.35rem;
  min-height: 2.35rem;
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: transparent;
  color: var(--text);
  font: inherit;
  cursor: pointer;
}

.diagram-dialog-actions button:hover,
.diagram-dialog-actions button:focus-visible {
  background: var(--surface-muted);
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.diagram-dialog-viewport {
  min-width: 0;
  min-height: 0;
  padding: 1.5rem;
  overflow: auto;
  background: var(--diagram-background);
}

.diagram-dialog-canvas {
  position: relative;
  min-width: 100%;
  min-height: 100%;
}

.diagram-dialog-content {
  position: absolute;
  top: 0;
  left: 0;
  transform-origin: top left;
}

.diagram-dialog-content .mermaid {
  min-width: 640px;
  margin: 0;
  padding: 1rem;
  overflow: visible;
  border: 0;
}

@media (max-width: 640px) {
  .diagram-dialog {
    width: 100vw;
    height: 100dvh;
    border: 0;
  }

  .diagram-dialog-toolbar {
    align-items: flex-start;
    padding: 0.65rem;
  }

  .diagram-dialog-toolbar > strong {
    max-width: 9rem;
  }

  .diagram-dialog-actions {
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .diagram-dialog-viewport {
    padding: 0.75rem;
  }
}

.mermaid-fallback .mermaid::before {
  display: block;
  margin-bottom: 0.75rem;
  color: #bf4800;
  content: "Diagram renderer unavailable — Mermaid source shown below.";
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-weight: 650;
  white-space: normal;
}

.placeholder-link {
  color: var(--text-muted);
  font-style: italic;
}

.documentation-sidebar {
  position: sticky;
  top: 68px;
  max-height: calc(100vh - 84px);
  padding: 0.35rem 1.25rem 1rem 0;
  border-right: 1px solid var(--border-soft);
  overflow-y: auto;
  scrollbar-gutter: stable;
}

.sidebar-search {
  margin: 0 0 1.15rem;
}

.sidebar-section-label {
  display: block;
  margin: 0 0 0.38rem;
  color: var(--text-quieter);
  font-size: 0.68rem;
  font-weight: 650;
  letter-spacing: 0.055em;
  line-height: 1.3;
  text-transform: uppercase;
}

.sidebar-search-link {
  display: flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.48rem 0.62rem;
  border: 1px solid var(--border);
  border-radius: 0;
  background: var(--surface);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
}

.sidebar-search-link:hover {
  border-color: var(--accent);
  color: var(--accent-hover);
  background: var(--surface-raised);
}

.sidebar-search-link::after {
  margin-left: auto;
  content: "›";
  font-size: 1rem;
  line-height: 1;
}

.sidebar-context {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
}

.sidebar-context-value {
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 600;
  line-height: 1.35;
  overflow-wrap: anywhere;
}

.sidebar-context-value a {
  color: inherit;
  text-decoration: none;
}

.sidebar-context-value a:hover {
  color: var(--accent);
}

.page-toc {
  margin-top: 1.2rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-soft);
}

.page-toc summary {
  cursor: pointer;
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 650;
  letter-spacing: 0.035em;
  list-style: none;
  text-transform: uppercase;
}

.page-toc summary::-webkit-details-marker {
  display: none;
}

.page-toc ol {
  margin: 0.72rem 0 0;
  padding: 0;
  list-style: none;
}

.page-toc li {
  margin: 0;
}

.page-toc a {
  display: block;
  padding: 0.27rem 0;
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.35;
  text-decoration: none;
}

.page-toc a:hover {
  color: var(--text);
}

.site-footer {
  display: flex;
  flex: 0 0 auto;
  align-items: flex-end;
  justify-content: space-between;
  width: min(calc(100% - 2rem), 1180px);
  margin: 0 auto;
  padding: 1.4rem 0 2.8rem;
  border-top: 1px solid var(--border-soft);
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.75rem;
}

.site-footer p {
  margin: 0;
}

.site-footer-content {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
}

.site-footer a {
  flex: 0 0 auto;
  text-decoration: none;
}

.site-footer-links {
  display: flex;
  flex: 0 0 auto;
  align-items: baseline;
  gap: 1rem;
}

.creator-credit::after,
.swiftui-for-web-credit::after {
  margin-left: 0.28em;
  content: "↗";
  font-size: 0.9em;
}

.visitor-counter {
  display: flex;
  flex: 0 0 auto;
  margin: 0;
  gap: 1.4rem;
}

.visitor-counter > div {
  display: grid;
  min-width: 4rem;
  gap: 0.18rem;
  text-align: right;
}

.visitor-counter dt {
  color: var(--text-muted);
  font-size: 0.68rem;
  line-height: 1.2;
}

.visitor-counter dd {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  line-height: 1.2;
}

.visitor-counter-unavailable {
  opacity: 0.55;
}

@media (max-width: 960px) {
  .documentation-layout {
    grid-template-columns: minmax(0, 52rem);
    justify-content: start;
    gap: 1.6rem;
  }

  .documentation-sidebar {
    position: static;
    max-height: none;
    padding: 0 0 1.25rem;
    border-right: 0;
    border-bottom: 1px solid var(--border-soft);
    overflow: visible;
  }

  .sidebar-search {
    max-width: 32rem;
  }

  .sidebar-context {
    margin-top: 1rem;
  }

  .page-toc {
    padding: 0.7rem 0.9rem;
    border-top: 1px solid var(--border-soft);
    border-bottom: 1px solid var(--border-soft);
    border-radius: 0;
    background: transparent;
  }

  .page-toc ol {
    columns: 2 15rem;
  }
}

@media (max-width: 700px) {
  .site-header-inner {
    align-items: stretch;
    flex-wrap: wrap;
    min-height: 48px;
    padding: 0.45rem 0 0.5rem;
    gap: 0.3rem;
  }

  .site-brand {
    width: 100%;
    min-height: 2rem;
    line-height: 2rem;
  }

  .site-nav {
    width: 100%;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .site-nav::-webkit-scrollbar {
    display: none;
  }

  .site-nav ul {
    justify-content: flex-start;
    width: max-content;
  }

  .site-nav a {
    min-height: 2.5rem;
    padding: 0.48rem 0.65rem;
    background: transparent;
  }

  .sidebar-search-link {
    min-height: 2.75rem;
  }

  .page-shell {
    width: min(calc(100% - 1.25rem), 1180px);
    padding-top: 0.8rem;
  }

  .breadcrumbs {
    margin-bottom: 1.25rem;
  }

  .page-meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.2rem;
  }

  .meta-detail + .meta-detail::before {
    display: none;
  }

  .official-source-link {
    margin: 0.25rem 0 0;
  }

  h1 {
    font-size: clamp(2rem, 10vw, 2.65rem);
  }

  h2 {
    margin-top: 2.75rem;
  }

  .page-toc ol {
    columns: 1;
  }

  pre {
    font-size: 0.76rem;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    width: min(calc(100% - 1.25rem), 1180px);
  }

  .site-footer-links {
    flex-wrap: wrap;
  }

  .visitor-counter > div {
    text-align: left;
  }

  .swiftui-sample-explorer {
    margin-top: 1.25rem;
    padding: 0.95rem;
  }

  .sample-analysis-preview {
    padding: 0.95rem;
  }

  .sample-preview-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .sample-preview-actions > p {
    align-items: stretch;
    flex-direction: column;
  }

  .sample-preview-primary,
  .sample-preview-secondary {
    width: 100%;
  }

  .landing-page > #start-with-a-developer-question + ul {
    grid-template-columns: minmax(0, 1fr);
  }

  .architecture-dialog-backdrop,
  .source-preview-dialog-backdrop {
    padding: 0.5rem;
  }

  .architecture-dialog-panel,
  .source-preview-dialog-panel {
    max-height: calc(100vh - 1rem);
    max-height: calc(100dvh - 1rem);
    border-radius: 2px;
    align-self: end !important;
  }

  .source-preview-dialog-panel {
    height: calc(100vh - 1rem);
    height: calc(100dvh - 1rem);
  }

  .source-preview-anchor {
    display: none;
  }
}

@media print {
  :root {
    --background: #ffffff;
    --surface: #ffffff;
    --text: #000000;
    --text-muted: #333333;
    --border: #b8b8b8;
    --border-soft: #d8d8d8;
    --code-background: #f5f5f5;
    --code-text: #000000;
  }

  body.architecture-dialog-open,
  body.source-preview-dialog-open {
    overflow: visible;
  }

  .site-header,
  .breadcrumbs,
  .swiftui-sample-explorer,
  #swiftui-architecture-dialog-app,
  #swiftui-source-preview-app,
  .documentation-sidebar,
  .site-footer,
  .skip-link {
    display: none;
  }

  .page-shell {
    width: 100%;
    padding: 0;
  }

  .documentation-layout {
    display: block;
  }

  table,
  pre,
  .mermaid {
    break-inside: avoid;
  }
}