:root {
  --bg: #f7f8f6;
  --surface: #ffffff;
  --surface-soft: #f0f4f1;
  --surface-readonly: #f4f6f4;
  --ink: #111714;
  --muted: #59635e;
  --muted-strong: #414b46;
  --border: #d9e0dc;
  --border-strong: #b9c5bf;
  --accent: #176b4c;
  --accent-dark: #0f5139;
  --accent-soft: #e4f2eb;
  --accent-border: #c8ddd2;
  --danger: #a8342f;
  --danger-soft: #fff0ee;
  --warning: #7b5b13;
  --warning-soft: #fff8df;
  --code-bg: #f4f6f4;
  --code-ink: #18211c;
  --header-bg: rgb(247 248 246 / 94%);
  --ink-contrast: #ffffff;
  --shadow: 0 16px 45px rgb(20 42 32 / 8%);
  --radius-sm: 0.5rem;
  --radius: 0.85rem;
  --radius-lg: 1.25rem;
  --container: 72rem;
  --reading: 46rem;
  color-scheme: light dark;
  color: var(--ink);
  background: var(--bg);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0f1512;
    --surface: #161d19;
    --surface-soft: #1c2521;
    --surface-readonly: #1a221e;
    --ink: #e8ede9;
    --muted: #97a39c;
    --muted-strong: #c2cbc5;
    --border: #263029;
    --border-strong: #3c4a41;
    --accent: #3ddc9a;
    --accent-dark: #2bbd82;
    --accent-soft: #16332a;
    --accent-border: #234238;
    --danger: #ff8a80;
    --danger-soft: #3a1512;
    --warning: #ffd166;
    --warning-soft: #3a2f10;
    --code-bg: #121815;
    --code-ink: #dfe7e1;
    --header-bg: rgb(15 21 18 / 94%);
    --ink-contrast: #0f1512;
    --shadow: 0 16px 45px rgb(0 0 0 / 45%);
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #0f1512;
  --surface: #161d19;
  --surface-soft: #1c2521;
  --surface-readonly: #1a221e;
  --ink: #e8ede9;
  --muted: #97a39c;
  --muted-strong: #c2cbc5;
  --border: #263029;
  --border-strong: #3c4a41;
  --accent: #3ddc9a;
  --accent-dark: #2bbd82;
  --accent-soft: #16332a;
  --accent-border: #234238;
  --danger: #ff8a80;
  --danger-soft: #3a1512;
  --warning: #ffd166;
  --warning-soft: #3a2f10;
  --code-bg: #121815;
  --code-ink: #dfe7e1;
  --header-bg: rgb(15 21 18 / 94%);
  --ink-contrast: #0f1512;
  --shadow: 0 16px 45px rgb(0 0 0 / 45%);
}

:root[data-theme="light"] {
  color-scheme: light;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 18rem;
  margin: 0;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

img,
svg {
  display: block;
  max-width: 100%;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
select {
  cursor: pointer;
}

a {
  color: var(--accent-dark);
  text-underline-offset: 0.18em;
}

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

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

[hidden] {
  display: none !important;
}

.container {
  width: min(calc(100% - 2.5rem), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.65rem 0.9rem;
  transform: translateY(-160%);
  border-radius: var(--radius-sm);
  color: #fff;
  background: var(--accent-dark);
}

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

.site-header {
  border-bottom: 1px solid var(--border);
  background: var(--header-bg);
}

.header-inner,
.footer-inner {
  display: flex;
  width: min(calc(100% - 2.5rem), var(--container));
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.header-inner {
  min-height: 4.5rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--ink);
  font-size: 0.98rem;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  display: inline-grid;
  width: 2.2rem;
  height: 2.2rem;
  place-items: center;
  border: 1px solid var(--ink);
  border-radius: 0.6rem;
  background: var(--ink);
  color: var(--ink-contrast);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 700;
}

.primary-nav,
.site-footer nav {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.header-tools {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.icon-button {
  display: inline-flex;
  width: 2.5rem;
  height: 2.5rem;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font-size: 1rem;
  line-height: 1;
}

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

.search-trigger {
  display: inline-flex;
  width: auto;
  min-height: 2.5rem;
  align-items: center;
  gap: 0.5rem;
  padding: 0 0.75rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--muted);
  font-size: 0.82rem;
}

.search-trigger:hover {
  border-color: var(--accent);
  color: var(--accent-dark);
}

.search-trigger kbd {
  padding: 0.1rem 0.35rem;
  border: 1px solid var(--border-strong);
  border-radius: 0.35rem;
  background: var(--surface-soft);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.7rem;
}

.quick-switcher {
  width: min(calc(100% - 2rem), 34rem);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--ink);
  box-shadow: var(--shadow);
}

.quick-switcher::backdrop {
  background: rgb(15 21 18 / 45%);
}

.quick-switcher-inner {
  padding: 1rem;
}

.quick-switcher-input {
  width: 100%;
  min-height: 3rem;
  padding: 0.65rem 0.9rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
  font-size: 1rem;
}

.quick-switcher-results {
  display: grid;
  max-height: 22rem;
  margin: 0.75rem 0 0;
  padding: 0;
  overflow-y: auto;
  list-style: none;
  gap: 0.2rem;
}

.quick-switcher-results a {
  display: block;
  padding: 0.6rem 0.7rem;
  border-radius: var(--radius-sm);
  color: var(--ink);
  text-decoration: none;
}

.quick-switcher-results a span {
  display: block;
  color: var(--muted);
  font-size: 0.76rem;
}

.quick-switcher-results li[data-active="true"] a,
.quick-switcher-results a:hover {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.quick-switcher-empty {
  margin: 0.75rem 0 0;
  padding: 1rem;
  color: var(--muted);
  font-size: 0.85rem;
  text-align: center;
}

.quick-switcher-hint {
  display: flex;
  gap: 1rem;
  margin: 0.75rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 0.74rem;
}

.primary-nav a,
.site-footer nav a {
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 650;
  text-decoration: none;
}

.primary-nav a:hover,
.primary-nav a[aria-current="page"],
.site-footer nav a:hover {
  color: var(--ink);
}

.hero {
  padding-block: clamp(4.5rem, 10vw, 8rem) clamp(4rem, 8vw, 6.5rem);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero h1,
.page-intro h1,
.not-found h1 {
  max-width: 14ch;
  margin: 0;
  font-size: clamp(2.65rem, 7vw, 5.75rem);
  font-weight: 760;
  letter-spacing: -0.065em;
  line-height: 0.98;
}

.hero h1 span {
  color: var(--muted);
  font-weight: 500;
}

.hero-copy {
  max-width: 42rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
}

.hero-actions,
.button-row,
.tool-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.85rem;
}

.hero-actions {
  margin-top: 2rem;
}

.button {
  display: inline-flex;
  min-height: 2.8rem;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 750;
  line-height: 1.2;
  text-decoration: none;
}

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

.button.primary,
button.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
}

.button.primary:hover,
button.primary:hover {
  border-color: var(--accent-dark);
  background: var(--accent-dark);
  color: #fff;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.5);
}

.button.secondary,
button.secondary {
  background: var(--surface-soft);
}

.button.ghost,
button.ghost {
  border-color: transparent;
  background: transparent;
  color: var(--muted);
}

.text-link {
  padding: 0.6rem 0.25rem;
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
}

.trust-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1.4rem;
  margin: 2.6rem 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.88rem;
  list-style: none;
}

.trust-list span {
  margin-right: 0.25rem;
  color: var(--accent);
  font-weight: 800;
}

.section-band {
  padding-block: clamp(4rem, 8vw, 6.5rem);
  border-block: 1px solid var(--border);
  background: var(--surface);
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(16rem, 28rem);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2.25rem;
}

.section-heading h2,
.article-content h2,
.support-content h2,
.related-tools h2 {
  margin: 0;
  font-size: clamp(1.65rem, 3.2vw, 2.65rem);
  letter-spacing: -0.04em;
  line-height: 1.1;
}

.section-heading > p {
  margin: 0;
  color: var(--muted);
}

.directory-heading {
  align-items: end;
}

.search-field label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.search-input-wrap {
  position: relative;
}

.search-input-wrap svg {
  position: absolute;
  top: 50%;
  left: 0.9rem;
  transform: translateY(-50%);
  fill: var(--muted);
  pointer-events: none;
}

.search-input-wrap input {
  width: 100%;
  min-height: 3rem;
  padding: 0.65rem 1rem 0.65rem 2.8rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

.filter-status {
  min-height: 1.35rem;
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.75rem;
}

.tool-group + .tool-group {
  margin-top: 3.5rem;
}

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

.compact-heading h2 {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.compact-heading > span {
  color: var(--muted);
  font-size: 0.78rem;
}

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.tool-card {
  position: relative;
  min-height: 12.5rem;
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  transition:
    border-color 150ms ease,
    transform 150ms ease;
}

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

.tool-card-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--muted);
  font-size: 0.78rem;
}

.category-label {
  color: var(--accent-dark);
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.tool-card h3 {
  margin: 2rem 0 0.45rem;
  font-size: 1.12rem;
  letter-spacing: -0.025em;
}

.tool-card h3 a {
  color: var(--ink);
  text-decoration: none;
}

.tool-card h3 a::after {
  position: absolute;
  inset: 0;
  content: "";
}

.favorite-toggle {
  position: relative;
  z-index: 1;
  display: inline-flex;
  width: 2rem;
  height: 2rem;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: var(--muted);
  font-size: 1.1rem;
}

.favorite-toggle:hover {
  color: var(--accent);
  background: var(--accent-soft);
}

.favorite-toggle[aria-pressed="true"] {
  color: var(--accent);
}

.page-intro .favorite-toggle {
  margin-left: 0.5rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
}

#pinned-tools {
  margin-bottom: 2.5rem;
}

.tool-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.55;
}

.empty-state {
  padding: 2rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius);
  color: var(--muted);
  text-align: center;
}

.principles {
  padding-block: clamp(4rem, 8vw, 7rem);
}

.principle-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.principle-grid article {
  border-top: 1px solid var(--border-strong);
  padding-top: 1.25rem;
}

.step-number {
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.72rem;
  font-weight: 800;
}

.principle-grid h3 {
  margin: 1.75rem 0 0.4rem;
  font-size: 1.05rem;
}

.principle-grid p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.breadcrumbs {
  padding-top: 2rem;
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.78rem;
  list-style: none;
}

.breadcrumbs li + li::before {
  margin-right: 0.45rem;
  content: "/";
  color: var(--border-strong);
}

.breadcrumbs a {
  color: var(--muted);
  text-decoration: none;
}

.page-intro {
  max-width: 58rem;
  padding-block: clamp(3.5rem, 8vw, 6.25rem) 2.75rem;
}

.page-intro-heading {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
}

.page-intro h1 {
  max-width: 18ch;
  font-size: clamp(2.5rem, 6vw, 4.75rem);
}

.page-intro > p:not(.eyebrow) {
  max-width: 48rem;
  margin: 1.5rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.2rem);
}

.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin: 1.6rem 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 0.78rem;
  list-style: none;
}

.page-meta li {
  display: flex;
  gap: 0.4rem;
}

.page-meta li > span {
  color: var(--ink);
  font-weight: 750;
}

.single-tool-page .breadcrumbs {
  padding-top: 1rem;
}

.single-tool-page .page-intro {
  max-width: none;
  padding-block: 1.4rem 1.25rem;
}

.single-tool-page .page-intro .eyebrow {
  margin-bottom: 0.45rem;
}

.single-tool-page .page-intro h1 {
  max-width: none;
  font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.single-tool-page .page-intro > p:not(.eyebrow) {
  max-width: 52rem;
  margin-top: 0.7rem;
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
}

.single-tool-page .page-meta {
  margin-top: 0.8rem;
}

.tool-shell {
  padding: clamp(1rem, 3vw, 1.75rem);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.tool-shell h2,
.tool-shell h3 {
  margin-top: 0;
  letter-spacing: -0.025em;
}

.tool-shell hr {
  margin-block: 1.5rem;
  border: 0;
  border-top: 1px solid var(--border);
}

.compact-controls {
  max-width: 42rem;
  margin-bottom: 1rem;
  align-items: end;
}

.tool-actions,
.preset-row {
  margin-top: 1rem;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.preset-row .button {
  min-height: 2.35rem;
  padding: 0.45rem 0.7rem;
  font-size: 0.78rem;
}

.tool-grid-layout,
.workspace-grid,
.input-output-grid,
.form-grid,
.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.field,
.form-field,
.input-group,
.output-group {
  min-width: 0;
}

.field > label,
.form-field > label,
.input-group > label,
.output-group > label,
.field-label {
  display: block;
  margin-bottom: 0.4rem;
  color: var(--ink);
  font-size: 0.8rem;
  font-weight: 750;
}

.field-hint,
.help-text {
  margin: 0.35rem 0 0;
  color: var(--muted);
  font-size: 0.76rem;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
}

input,
select {
  min-height: 2.85rem;
  padding: 0.65rem 0.8rem;
}

textarea {
  min-height: 14rem;
  padding: 0.85rem;
  resize: vertical;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.86rem;
  line-height: 1.55;
  tab-size: 2;
}

@media (min-width: 52.01rem) {
  .single-tool-page .tool-shell {
    position: relative;
    left: 50%;
    width: min(calc(100vw - 2.5rem), 110rem);
    transform: translateX(-50%);
  }

  .single-tool-page .workspace-grid textarea {
    height: clamp(28rem, 60vh, 44rem);
    height: clamp(28rem, 60svh, 44rem);
  }
}

input::placeholder,
textarea::placeholder {
  color: var(--muted);
}

input[aria-invalid="true"],
textarea[aria-invalid="true"] {
  border-color: var(--danger);
}

textarea.drag-over {
  outline: 2px dashed var(--accent);
  outline-offset: 2px;
}

.checkbox-field.inline-checkbox {
  display: inline-flex;
  min-height: auto;
  padding: 0;
}

.diff-output {
  overflow: auto;
  max-width: 100%;
  min-height: 8rem;
  margin-top: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.55;
}

.diff-line {
  padding: 0.1rem 0.9rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.diff-line.diff-add {
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.diff-line.diff-remove {
  background: var(--danger-soft);
  color: var(--danger);
}

.diff-line.diff-equal {
  color: var(--code-ink);
}

.markdown-preview {
  overflow: auto;
  min-height: 14rem;
  max-height: 44rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 0.92rem;
  line-height: 1.6;
}

.markdown-preview > :first-child {
  margin-top: 0;
}

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

.markdown-preview h1,
.markdown-preview h2,
.markdown-preview h3,
.markdown-preview h4,
.markdown-preview h5,
.markdown-preview h6 {
  margin: 1.25rem 0 0.5rem;
  letter-spacing: -0.02em;
}

.markdown-preview p,
.markdown-preview ul,
.markdown-preview ol {
  margin: 0.75rem 0;
}

.markdown-preview pre {
  margin: 0.75rem 0;
}

.markdown-preview blockquote {
  margin: 0.75rem 0;
  padding: 0.25rem 0 0.25rem 1rem;
  border-left: 3px solid var(--border-strong);
  color: var(--muted);
}

.markdown-preview img {
  max-width: 100%;
  border-radius: var(--radius-sm);
}

.markdown-preview code {
  padding: 0.1rem 0.3rem;
  border-radius: 0.3rem;
  background: var(--surface-readonly);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.85em;
}

.markdown-preview pre code {
  padding: 0;
  background: none;
}

textarea[readonly] {
  background: var(--surface-readonly);
}

.checkbox-field {
  min-height: 2.85rem;
  padding: 0.65rem 0;
}

.checkbox-field label {
  display: inline-flex;
  align-items: flex-start;
  gap: 0.55rem;
  font-size: 0.82rem;
  font-weight: 650;
}

.checkbox-field input {
  width: auto;
  min-height: auto;
  margin: 0.22rem 0 0;
}

pre,
.code-output,
.output-box {
  overflow: auto;
  max-width: 100%;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--code-bg);
  color: var(--code-ink);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  font-size: 0.82rem;
  line-height: 1.55;
}

pre {
  margin: 0;
  padding: 0.9rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.code-output,
.output-box {
  min-height: 8rem;
  padding: 0.9rem;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.status-message,
.error-message,
.success-message,
[role="status"] {
  margin: 0.75rem 0 0;
  font-size: 0.82rem;
}

.error-message,
.status-error {
  color: var(--danger);
}

.success-message,
.status-success {
  color: var(--accent-dark);
}

[role="status"][data-state="success"] {
  color: var(--accent-dark);
}

[role="status"][data-state="error"] {
  color: var(--danger);
}

[role="status"][data-state="warning"] {
  color: var(--warning);
}

.callout,
.notice {
  padding: 0.9rem 1rem;
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: var(--accent-soft);
  font-size: 0.86rem;
}

.warning-notice {
  margin-bottom: 1rem;
  border-left-color: var(--warning);
  background: var(--warning-soft);
}

.warning-notice strong {
  display: block;
  margin-bottom: 0.2rem;
}

.table-scroll {
  overflow-x: auto;
  margin-top: 1rem;
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
}

.result-table caption {
  padding-bottom: 0.55rem;
  font-weight: 750;
  text-align: left;
}

.result-table th,
.result-table td {
  max-width: 24rem;
  padding: 0.65rem;
  border: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
  overflow-wrap: anywhere;
}

.result-table th {
  background: var(--surface-soft);
}

.empty-result {
  padding: 1rem;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  color: var(--muted);
}

.result-list {
  display: grid;
  grid-template-columns: minmax(7rem, 0.4fr) minmax(0, 1fr);
  margin: 0;
  border-top: 1px solid var(--border);
}

.result-list > div {
  display: contents;
}

.result-list dt,
.result-list dd {
  margin: 0;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
  overflow-wrap: anywhere;
}

.result-list dt {
  padding-right: 1rem;
  color: var(--muted);
  font-size: 0.78rem;
  font-weight: 750;
}

.result-list dd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
}

.result-subheading {
  grid-column: 1 / -1;
  margin: 1rem 0 0;
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
}

.local-note {
  display: flex;
  max-width: 52rem;
  gap: 0.8rem;
  margin: 1rem 0 0 auto;
  padding: 0.9rem 1rem;
  border: 1px solid var(--accent-border);
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent-dark);
}

.local-note-icon {
  display: grid;
  width: 1.5rem;
  height: 1.5rem;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 999px;
  background: var(--accent);
  color: white;
  font-size: 0.75rem;
  font-weight: 800;
}

.local-note strong {
  display: block;
  font-size: 0.82rem;
}

.local-note p {
  margin: 0.1rem 0 0;
  font-size: 0.78rem;
}

.article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 16rem;
  gap: clamp(2rem, 6vw, 5rem);
  align-items: start;
  max-width: 64rem;
  margin: clamp(4rem, 8vw, 7rem) auto 0;
}

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

.article-content > section + section,
.support-content > section + section {
  margin-top: 4rem;
  padding-top: 4rem;
  border-top: 1px solid var(--border);
}

.article-content h2,
.support-content h2 {
  margin-bottom: 1.15rem;
  font-size: clamp(1.5rem, 3vw, 2.05rem);
}

.article-content h3 {
  margin: 0;
  font-size: 1rem;
}

.article-content p,
.support-content p {
  color: var(--muted-strong);
}

.instruction-list {
  margin: 1.75rem 0 0;
  padding: 0;
  list-style: none;
}

.instruction-list li {
  display: grid;
  grid-template-columns: 2rem minmax(0, 1fr);
  gap: 0.9rem;
  padding-block: 1.1rem;
  border-top: 1px solid var(--border);
}

.instruction-list p {
  margin: 0.25rem 0 0;
  font-size: 0.9rem;
}

.example-list {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

.example-card {
  padding: 1.25rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.example-card h3 {
  margin-bottom: 0.8rem;
}

.example-card > div + div {
  margin-top: 0.75rem;
}

.code-label {
  display: block;
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.check-list,
.reference-list {
  display: grid;
  gap: 0.7rem;
  margin: 1.25rem 0 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 1.65rem;
  color: var(--muted-strong);
}

.check-list li::before {
  position: absolute;
  top: 0.12rem;
  left: 0;
  color: var(--accent);
  content: "✓";
  font-weight: 850;
}

.reference-list a {
  overflow-wrap: anywhere;
}

.faq-list {
  margin-top: 1.25rem;
  border-top: 1px solid var(--border);
}

.faq-list details {
  border-bottom: 1px solid var(--border);
}

.faq-list summary {
  padding: 1.1rem 2rem 1.1rem 0;
  cursor: pointer;
  font-weight: 750;
}

.faq-list p {
  margin: -0.35rem 0 1.1rem;
}

.on-this-page {
  position: sticky;
  top: 1.5rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface-soft);
}

.on-this-page > span {
  display: block;
  color: var(--ink);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.on-this-page p {
  margin: 0.65rem 0 1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.on-this-page a {
  font-size: 0.78rem;
  font-weight: 750;
  text-decoration: none;
}

.related-tools {
  margin-block: clamp(5rem, 10vw, 8rem);
  padding-top: 2rem;
  border-top: 1px solid var(--border);
}

.small-grid .tool-card {
  background: var(--surface);
}

.narrow-intro {
  max-width: var(--reading);
}

.narrow-intro h1 {
  max-width: 16ch;
}

.support-content {
  max-width: var(--reading);
  margin-bottom: clamp(5rem, 10vw, 8rem);
}

.not-found {
  min-height: 70vh;
  padding-block: clamp(6rem, 15vw, 11rem);
}

.not-found .error-code {
  margin: 0 0 1rem;
  color: var(--accent);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.8rem;
  font-weight: 800;
}

.not-found h1 {
  max-width: 16ch;
  font-size: clamp(2.5rem, 7vw, 5rem);
}

.not-found > p:not(.error-code) {
  margin: 1.3rem 0 2rem;
  color: var(--muted);
}

.site-footer {
  padding-block: 3rem;
  border-top: 1px solid var(--border);
  background: var(--surface);
}

.footer-inner {
  align-items: end;
}

.footer-brand .brand-mark {
  width: 1.85rem;
  height: 1.85rem;
  font-size: 0.6rem;
}

.site-footer p {
  margin: 0.7rem 0 0;
  color: var(--muted);
  font-size: 0.82rem;
}

@media (max-width: 52rem) {
  .section-heading,
  .article-layout {
    grid-template-columns: 1fr;
  }

  .tool-grid,
  .principle-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .on-this-page {
    position: static;
    order: -1;
  }
}

@media (max-width: 38rem) {
  .container,
  .header-inner,
  .footer-inner {
    width: min(calc(100% - 1.5rem), var(--container));
  }

  .single-tool-page .breadcrumbs {
    padding-top: 0.75rem;
  }

  .single-tool-page .page-intro {
    padding-block: 1rem;
  }

  .single-tool-page .workspace-grid textarea {
    min-height: 18rem;
  }

  .header-inner {
    min-height: 4rem;
    align-items: flex-start;
    flex-direction: column;
    padding-block: 0.75rem;
    gap: 0.5rem;
  }

  .header-tools {
    width: 100%;
    justify-content: space-between;
  }

  .search-trigger span:not(.visually-hidden),
  .search-trigger kbd {
    display: none;
  }

  .primary-nav {
    width: 100%;
    gap: 1rem;
    overflow-x: auto;
    white-space: nowrap;
  }

  .primary-nav a {
    min-height: 2rem;
  }

  .hero h1 br {
    display: none;
  }

  .tool-grid,
  .principle-grid,
  .tool-grid-layout,
  .workspace-grid,
  .input-output-grid,
  .form-grid,
  .result-grid {
    grid-template-columns: 1fr;
  }

  .tool-card {
    min-height: 10.5rem;
  }

  .result-list {
    grid-template-columns: 1fr;
  }

  .result-list dt {
    padding-bottom: 0;
    border-bottom: 0;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

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

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

#nl-badge-frame {
  display: none !important;
}