/* RobotExport.ru — shared static-site styles */

:root {
  --color-ink: #182129;
  --color-accent: #17708f;
  --color-accent-dark: #0e546f;
  --color-text: #47535c;
  --color-muted: #8a97a0;
  --color-line: #dae0e5;
  --color-surface: #f4f6f7;
  --color-paper: #fcfdfd;
  --color-night: #101820;
  --color-white: #ffffff;
  --color-accent-wash: rgba(23, 112, 143, 0.08);
  --color-accent-line: rgba(23, 112, 143, 0.16);
  --font-sans: "IBM Plex Sans", "Segoe UI", Arial, Helvetica, sans-serif;
  --font-mono: "IBM Plex Mono", "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --container: 1200px;
  --header-height: 64px;
  --page-gutter: 32px;
  --section-space: 72px;
  --shadow-focus: 0 0 0 4px rgba(23, 112, 143, 0.18);
  --transition: 180ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 320px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
  text-size-adjust: 100%;
}

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  color: var(--color-ink);
  background: var(--color-white);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body.nav-open {
  overflow: hidden;
}

::selection {
  color: var(--color-white);
  background: var(--color-accent);
}

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

img {
  height: auto;
}

figure,
blockquote {
  margin: 0;
}

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

button,
select {
  cursor: pointer;
}

a {
  color: var(--color-accent-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.18em;
  transition: color var(--transition), border-color var(--transition), background-color var(--transition);
}

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

:where(a, button, input, select, textarea, summary, [tabindex]):focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  box-shadow: var(--shadow-focus);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1,
h2,
h3,
h4 {
  color: var(--color-ink);
  line-height: 1.18;
  text-wrap: balance;
}

h1 {
  margin-bottom: 20px;
  font-size: clamp(2.5rem, 4.25vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.025em;
}

h2 {
  margin-bottom: 16px;
  font-size: clamp(1.65rem, 2.6vw, 1.9rem);
  font-weight: 700;
  letter-spacing: -0.015em;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.125rem;
  font-weight: 600;
}

h4 {
  margin-bottom: 8px;
  font-size: 1rem;
  font-weight: 600;
}

p {
  margin-bottom: 1em;
}

.site-shell {
  display: flex;
  min-height: 100vh;
  flex-direction: column;
}

.site-main {
  min-width: 0;
  flex: 1 0 auto;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
}

.container--narrow {
  max-width: 844px;
}

.container--medium {
  max-width: 1040px;
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  color: var(--color-white);
  background: var(--color-night);
  font-weight: 600;
  text-decoration: none;
  transform: translateY(-180%);
  transition: transform var(--transition);
}

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

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

/* Header and navigation */

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  min-height: var(--header-height);
  border-bottom: 1px solid var(--color-line);
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  width: 100%;
  max-width: var(--container);
  min-height: var(--header-height);
  margin-inline: auto;
  padding-inline: var(--page-gutter);
  align-items: center;
  gap: 34px;
}

.brand {
  display: inline-flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 10px;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.94rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1;
  text-decoration: none;
}

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

.brand-mark {
  width: 12px;
  height: 12px;
  flex: 0 0 12px;
  background: var(--color-accent);
}

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

.main-nav {
  display: flex;
  min-width: 0;
  flex: 1 1 auto;
  align-items: center;
}

.nav-list {
  display: flex;
  margin: 0;
  padding: 0;
  align-items: center;
  gap: 25px;
  list-style: none;
}

.nav-link,
.main-nav > a {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: var(--color-text);
  font-size: 0.91rem;
  font-weight: 500;
  line-height: var(--header-height);
  text-decoration: none;
  white-space: nowrap;
}

.nav-link::after,
.main-nav > a::after {
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 2px;
  background: var(--color-accent);
  content: "";
  opacity: 0;
  transform: scaleX(0.5);
  transition: opacity var(--transition), transform var(--transition);
}

.nav-link:hover,
.nav-link[aria-current="page"],
.main-nav > a:hover,
.main-nav > a[aria-current="page"] {
  color: var(--color-accent-dark);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after,
.main-nav > a:hover::after,
.main-nav > a[aria-current="page"]::after {
  opacity: 1;
  transform: scaleX(1);
}

.header-cta {
  margin-left: auto;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  margin: 0 0 0 auto;
  padding: 10px;
  border: 0;
  background: transparent;
  align-items: center;
  justify-content: center;
}

.menu-toggle-lines,
.menu-toggle-lines::before,
.menu-toggle-lines::after {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-ink);
  content: "";
  transition: transform var(--transition), opacity var(--transition);
}

.menu-toggle-lines {
  position: relative;
}

.menu-toggle-lines::before,
.menu-toggle-lines::after {
  position: absolute;
  left: 0;
}

.menu-toggle-lines::before {
  top: -7px;
}

.menu-toggle-lines::after {
  top: 7px;
}

.nav-open .menu-toggle-lines {
  background: transparent;
}

.nav-open .menu-toggle-lines::before {
  top: 0;
  transform: rotate(45deg);
}

.nav-open .menu-toggle-lines::after {
  top: 0;
  transform: rotate(-45deg);
}

/* Common labels, controls and buttons */

.eyebrow,
.kicker,
.section-index,
.meta,
.tag,
.caption {
  font-family: var(--font-mono);
}

.eyebrow,
.kicker {
  margin-bottom: 18px;
  color: var(--color-accent);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.115em;
  line-height: 1.5;
  text-transform: uppercase;
}

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  color: var(--color-muted);
  font-size: 0.75rem;
  line-height: 1.5;
}

.tag {
  color: var(--color-accent);
  font-size: 0.72rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.badge,
.pill {
  display: inline-flex;
  min-height: 27px;
  padding: 4px 9px;
  border: 1px solid var(--color-line);
  align-items: center;
  color: var(--color-text);
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.035em;
  line-height: 1.2;
  text-transform: uppercase;
}

.badge--accent,
.pill--accent {
  border-color: var(--color-accent-line);
  color: var(--color-accent-dark);
  background: var(--color-accent-wash);
}

.button,
.button-secondary,
.button-ghost {
  display: inline-flex;
  min-height: 48px;
  padding: 12px 25px;
  border: 1.5px solid transparent;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background-color var(--transition), transform var(--transition);
}

.button {
  border-color: var(--color-accent);
  color: var(--color-white);
  background: var(--color-accent);
}

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

.button-secondary {
  border-color: var(--color-ink);
  color: var(--color-ink);
  background: transparent;
}

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

.button-ghost {
  min-height: 40px;
  padding: 9px 17px;
  border-color: var(--color-accent);
  color: var(--color-accent-dark);
  background: transparent;
}

.button-ghost:hover {
  color: var(--color-white);
  background: var(--color-accent);
}

.button--small {
  min-height: 40px;
  padding: 9px 17px;
  font-size: 0.86rem;
}

.button--wide {
  width: 100%;
}

.button:active,
.button-secondary:active,
.button-ghost:active {
  transform: translateY(1px);
}

/* Breadcrumbs */

.breadcrumbs {
  padding-block: 22px 0;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.5;
}

.breadcrumbs ol {
  display: flex;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px 9px;
  list-style: none;
}

.breadcrumbs li {
  display: inline-flex;
  min-width: 0;
  align-items: center;
  gap: 9px;
}

.breadcrumbs li:not(:last-child)::after {
  color: var(--color-line);
  content: "/";
}

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

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

.breadcrumbs [aria-current="page"] {
  overflow: hidden;
  color: var(--color-text);
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Hero and page headings */

.hero {
  border-bottom: 1px solid var(--color-line);
  background-color: var(--color-paper);
  background-image:
    linear-gradient(var(--color-accent-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-accent-line) 1px, transparent 1px);
  background-size: 44px 44px;
}

.hero-grid {
  display: grid;
  min-height: 540px;
  padding-block: 68px 64px;
  grid-template-columns: minmax(0, 1.05fr) minmax(380px, 0.95fr);
  align-items: center;
  gap: 56px;
}

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

.hero h1 {
  max-width: 700px;
  margin-bottom: 20px;
  font-size: clamp(2.75rem, 4.6vw, 3.25rem);
  line-height: 1.075;
}

.hero-lead,
.page-lead,
.lead {
  max-width: 680px;
  margin-bottom: 30px;
  color: var(--color-text);
  font-size: 1.1rem;
  line-height: 1.58;
  text-wrap: pretty;
}

.hero-actions,
.page-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.hero-facts {
  display: flex;
  margin: 36px 0 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 10px 24px;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  list-style: none;
}

.hero-facts li::before {
  margin-right: 7px;
  color: var(--color-accent);
  content: "—";
}

.hero-media,
.page-media {
  min-width: 0;
}

.image-frame,
.hero-media picture,
.hero-media > img,
.page-media picture,
.page-media > img {
  display: block;
  overflow: hidden;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
}

.hero-media picture,
.hero-media > img,
.hero-media .image-frame {
  aspect-ratio: 4 / 3;
}

.image-frame img,
.hero-media img,
.page-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.caption,
figcaption {
  display: block;
  margin-top: 9px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.71rem;
  line-height: 1.5;
}

.page-hero {
  padding-block: 44px 42px;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-paper);
}

.page-hero--grid {
  background-image:
    linear-gradient(var(--color-accent-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-accent-line) 1px, transparent 1px);
  background-size: 44px 44px;
}

.page-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.56fr);
  align-items: center;
  gap: 52px;
}

.page-hero h1,
.article-header h1 {
  max-width: 900px;
  font-size: clamp(2.35rem, 4vw, 2.65rem);
  line-height: 1.12;
}

.page-hero .page-lead {
  margin-bottom: 0;
}

/* Sections and editorial grids */

.section {
  padding-block: var(--section-space);
  border-bottom: 1px solid var(--color-line);
}

.section--surface,
.section-alt {
  background: var(--color-surface);
}

.section--paper {
  background: var(--color-paper);
}

.section--grid {
  background-color: var(--color-paper);
  background-image:
    linear-gradient(var(--color-accent-line) 1px, transparent 1px),
    linear-gradient(90deg, var(--color-accent-line) 1px, transparent 1px);
  background-size: 44px 44px;
}

.section--no-border {
  border-bottom: 0;
}

.section-head {
  display: flex;
  margin-bottom: 38px;
  align-items: baseline;
  gap: 15px;
}

.section-head h2 {
  margin: 0;
}

.section-index {
  flex: 0 0 auto;
  color: var(--color-accent);
  font-size: 0.78rem;
}

.section-intro {
  max-width: 720px;
  margin: -20px 0 38px 30px;
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.65;
}

.card-grid,
.media-grid,
.stats-grid,
.feature-grid,
.topic-grid,
.article-grid,
.comparison-grid,
.process-grid {
  display: grid;
  gap: 32px;
}

.card-grid,
.media-grid,
.article-grid,
.topic-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card-grid--2,
.media-grid--2,
.comparison-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card-grid--4,
.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-grid,
.process-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 40px;
}

.card,
.media-card,
.topic-card,
.article-card {
  position: relative;
  display: flex;
  min-width: 0;
  height: 100%;
  overflow: hidden;
  border: 1px solid var(--color-line);
  color: var(--color-ink);
  background: var(--color-white);
  flex-direction: column;
  text-decoration: none;
  transition: color var(--transition), border-color var(--transition), background-color var(--transition), transform var(--transition);
}

a.card:hover,
a.media-card:hover,
a.topic-card:hover,
a.article-card:hover {
  border-color: var(--color-accent);
  color: var(--color-ink);
  transform: translateY(-2px);
}

.card-media,
.media-card-media,
.article-card-media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-bottom: 1px solid var(--color-line);
  background: var(--color-surface);
}

.card-media img,
.media-card-media img,
.article-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 360ms ease;
}

a.card:hover .card-media img,
a.media-card:hover .media-card-media img,
a.article-card:hover .article-card-media img {
  transform: scale(1.025);
}

.card-body,
.media-card-body,
.topic-card-body,
.article-card-body {
  display: flex;
  min-width: 0;
  padding: 23px 24px 25px;
  flex: 1 1 auto;
  flex-direction: column;
}

.card-title,
.media-card-title,
.article-card-title,
.topic-card-title {
  margin: 8px 0 8px;
  font-size: 1.08rem;
  font-weight: 600;
  line-height: 1.35;
}

.card-text,
.media-card-text,
.article-card-text,
.topic-card-text {
  margin: 0;
  color: var(--color-text);
  font-size: 0.9rem;
  line-height: 1.58;
}

.card-link {
  margin-top: auto;
  padding-top: 18px;
  color: var(--color-accent-dark);
  font-size: 0.84rem;
  font-weight: 600;
}

.media-card .caption {
  margin: 0;
  padding: 11px 14px 13px;
  border-top: 1px solid var(--color-line);
  background: var(--color-paper);
}

.feature {
  padding-top: 19px;
  border-top: 3px solid var(--color-accent);
}

.feature h3 {
  margin-bottom: 9px;
}

.feature p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.94rem;
  line-height: 1.62;
}

.stats-grid {
  gap: 0;
  border: 1px solid var(--color-line);
}

.stat {
  min-width: 0;
  padding: 26px 23px;
  border-right: 1px solid var(--color-line);
  background: var(--color-white);
}

.stat:last-child {
  border-right: 0;
}

.stat-value {
  display: block;
  margin-bottom: 8px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: clamp(1.65rem, 3vw, 2.15rem);
  font-weight: 600;
  line-height: 1.08;
}

.stat-label {
  display: block;
  color: var(--color-text);
  font-size: 0.85rem;
  line-height: 1.45;
}

.process-step {
  position: relative;
  padding: 24px 24px 25px;
  border: 1px solid var(--color-line);
  background: var(--color-white);
}

.process-number {
  display: block;
  margin-bottom: 20px;
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.process-step p {
  margin: 0;
  color: var(--color-text);
  font-size: 0.9rem;
}

/* Link panels and paths */

.link-grid {
  display: grid;
  border: 1px solid var(--color-line);
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.link-card {
  display: flex;
  min-width: 0;
  min-height: 215px;
  padding: 26px 23px;
  border-right: 1px solid var(--color-line);
  color: var(--color-ink);
  background: var(--color-white);
  flex-direction: column;
  gap: 10px;
  text-decoration: none;
}

.link-card:last-child {
  border-right: 0;
}

.link-card:hover {
  color: var(--color-ink);
  background: var(--color-accent-wash);
}

.link-card-code {
  color: var(--color-accent);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.link-card-title {
  font-size: 1.12rem;
  font-weight: 600;
}

.link-card-text {
  color: var(--color-text);
  font-size: 0.87rem;
  line-height: 1.55;
}

.link-card-action {
  margin-top: auto;
  color: var(--color-accent-dark);
  font-size: 0.82rem;
  font-weight: 600;
}

.path-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-line);
  list-style: none;
}

.path-link {
  display: grid;
  padding: 24px 8px;
  border-bottom: 1px solid var(--color-line);
  grid-template-columns: 52px minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
  color: var(--color-ink);
  text-decoration: none;
}

.path-link:hover {
  color: var(--color-ink);
  background: var(--color-accent-wash);
}

.path-code {
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

.path-title {
  display: block;
  margin-bottom: 3px;
  font-size: 1.12rem;
  font-weight: 600;
}

.path-description {
  display: block;
  color: var(--color-text);
  font-size: 0.89rem;
  line-height: 1.45;
}

.path-arrow {
  color: var(--color-accent);
  font-size: 1.2rem;
}

/* Search and hubs */

.hub-search {
  position: relative;
  display: flex;
  max-width: 760px;
  margin-top: 28px;
  border: 1.5px solid var(--color-ink);
  background: var(--color-white);
  align-items: stretch;
}

.hub-search:focus-within {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}

.hub-search input[type="search"],
.hub-search input[type="text"] {
  min-width: 0;
  min-height: 54px;
  padding: 13px 17px;
  border: 0;
  outline: 0;
  background: transparent;
  flex: 1 1 auto;
}

.hub-search button {
  min-width: 54px;
  padding: 10px 17px;
  border: 0;
  color: var(--color-white);
  background: var(--color-accent);
  font-weight: 600;
}

.hub-search button:hover {
  background: var(--color-accent-dark);
}

.filter-bar {
  display: flex;
  margin-bottom: 30px;
  padding-bottom: 15px;
  overflow-x: auto;
  gap: 8px;
  scrollbar-width: thin;
}

.filter-chip {
  display: inline-flex;
  min-height: 38px;
  padding: 8px 13px;
  border: 1px solid var(--color-line);
  align-items: center;
  color: var(--color-text);
  background: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-decoration: none;
  white-space: nowrap;
}

.filter-chip:hover,
.filter-chip.is-active,
.filter-chip[aria-current="true"] {
  border-color: var(--color-accent);
  color: var(--color-white);
  background: var(--color-accent);
}

/* Article pages */

.article-layout {
  display: grid;
  padding-block: 38px 80px;
  grid-template-columns: minmax(0, 790px) minmax(230px, 1fr);
  align-items: start;
  gap: 72px;
}

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

.article-header {
  margin-bottom: 34px;
  padding-bottom: 30px;
  border-bottom: 1px solid var(--color-line);
}

.article-header .eyebrow {
  margin-bottom: 14px;
}

.article-header .page-lead,
.article-header .lead {
  margin-bottom: 19px;
}

.article-meta {
  display: flex;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.73rem;
  list-style: none;
}

.article-meta li + li::before {
  margin-right: 18px;
  color: var(--color-line);
  content: "·";
}

.article-main > figure,
.article-body > figure,
.article-figure {
  margin-block: 30px 40px;
}

.article-main > figure img,
.article-body > figure img,
.article-figure img {
  width: 100%;
  border: 1px solid var(--color-line);
}

.article-body,
.prose,
.legal-page {
  color: var(--color-text);
  font-size: 1rem;
  line-height: 1.72;
}

.article-body h2,
.prose h2,
.legal-page h2 {
  margin-top: 52px;
  margin-bottom: 17px;
  scroll-margin-top: calc(var(--header-height) + 24px);
}

.article-body h3,
.prose h3,
.legal-page h3 {
  margin-top: 32px;
  margin-bottom: 11px;
}

.article-body h2:first-child,
.prose h2:first-child {
  margin-top: 0;
}

.article-body p,
.prose p,
.legal-page p {
  margin-bottom: 18px;
}

.article-body strong,
.prose strong,
.legal-page strong {
  color: var(--color-ink);
  font-weight: 600;
}

.article-body ul,
.article-body ol,
.prose ul,
.prose ol,
.legal-page ul,
.legal-page ol {
  margin: 0 0 22px;
  padding-left: 24px;
}

.article-body li,
.prose li,
.legal-page li {
  margin-bottom: 7px;
  padding-left: 3px;
}

.article-body li::marker,
.prose li::marker,
.legal-page li::marker {
  color: var(--color-accent);
}

.article-body blockquote,
.prose blockquote {
  margin-block: 28px;
  padding: 4px 0 4px 23px;
  border-left: 3px solid var(--color-accent);
  color: var(--color-ink);
  font-size: 1.08rem;
  line-height: 1.6;
}

.article-body blockquote p:last-child,
.prose blockquote p:last-child {
  margin-bottom: 0;
}

.toc {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  max-height: calc(100vh - var(--header-height) - 48px);
  padding: 22px 21px;
  overflow-y: auto;
  border-top: 3px solid var(--color-accent);
  background: var(--color-surface);
  scrollbar-width: thin;
}

.toc-title {
  display: block;
  margin-bottom: 14px;
  color: var(--color-ink);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.toc ol,
.toc ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.toc li + li {
  margin-top: 8px;
}

.toc a {
  display: block;
  color: var(--color-text);
  font-size: 0.82rem;
  line-height: 1.45;
  text-decoration: none;
}

.toc a:hover,
.toc a[aria-current="true"] {
  color: var(--color-accent-dark);
}

.toc .toc-sublist {
  margin-top: 7px;
  padding-left: 13px;
  border-left: 1px solid var(--color-line);
}

.article-aside {
  position: sticky;
  top: calc(var(--header-height) + 24px);
}

.sidebar-card {
  padding: 23px;
  border: 1px solid var(--color-line);
  background: var(--color-paper);
}

.sidebar-card + .sidebar-card {
  margin-top: 18px;
}

.sidebar-card p:last-child {
  margin-bottom: 0;
}

.callout,
.notice,
.formula {
  margin-block: 28px;
  padding: 23px 25px;
  border: 1px solid var(--color-accent);
  background: var(--color-accent-wash);
}

.callout--neutral,
.notice--neutral {
  border-color: var(--color-line);
  background: var(--color-surface);
}

.callout-title,
.notice-title,
.formula-title {
  display: block;
  margin-bottom: 8px;
  color: var(--color-ink);
  font-weight: 600;
}

.callout p:last-child,
.notice p:last-child,
.formula p:last-child {
  margin-bottom: 0;
}

.formula-code {
  display: block;
  margin-top: 12px;
  color: var(--color-accent-dark);
  font-family: var(--font-mono);
  font-size: 0.94rem;
  font-weight: 600;
  line-height: 1.6;
  overflow-wrap: anywhere;
}

.checklist,
.numbered-list {
  margin: 22px 0;
  padding: 0;
  list-style: none;
  counter-reset: item;
}

.checklist li,
.numbered-list li {
  position: relative;
  margin: 0;
  padding: 17px 16px 17px 48px;
  border-top: 1px solid var(--color-line);
}

.checklist li:last-child,
.numbered-list li:last-child {
  border-bottom: 1px solid var(--color-line);
}

.checklist li::before {
  position: absolute;
  top: 17px;
  left: 15px;
  width: 20px;
  height: 20px;
  color: var(--color-white);
  background: var(--color-accent);
  content: "✓";
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 20px;
  text-align: center;
}

.numbered-list li {
  counter-increment: item;
}

.numbered-list li::before {
  position: absolute;
  top: 18px;
  left: 14px;
  color: var(--color-accent);
  content: counter(item, decimal-leading-zero);
  font-family: var(--font-mono);
  font-size: 0.72rem;
}

.source-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--color-line);
  list-style: none;
  counter-reset: sources;
}

.source-list li {
  position: relative;
  margin: 0;
  padding: 13px 10px 13px 43px;
  border-bottom: 1px solid var(--color-line);
  counter-increment: sources;
  font-size: 0.84rem;
  line-height: 1.5;
}

.source-list li::before {
  position: absolute;
  top: 14px;
  left: 8px;
  color: var(--color-muted);
  content: "[" counter(sources) "]";
  font-family: var(--font-mono);
  font-size: 0.7rem;
}

.legal-page {
  max-width: 820px;
  padding-block: 44px 80px;
}

.legal-page > h1 {
  margin-bottom: 12px;
}

.legal-updated {
  margin-bottom: 38px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

/* Tables */

.table-wrap {
  width: 100%;
  margin-block: 24px 34px;
  overflow-x: auto;
  border: 1px solid var(--color-line);
  scrollbar-width: thin;
}

.data-table,
.article-body table,
.prose table {
  width: 100%;
  min-width: 620px;
  border-collapse: collapse;
  color: var(--color-text);
  background: var(--color-white);
  font-size: 0.89rem;
  line-height: 1.5;
}

.table-wrap .data-table,
.table-wrap table {
  border: 0;
}

.data-table caption,
.article-body table caption,
.prose table caption {
  padding: 11px 14px;
  color: var(--color-muted);
  background: var(--color-paper);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-align: left;
}

.data-table th,
.data-table td,
.article-body table th,
.article-body table td,
.prose table th,
.prose table td {
  padding: 13px 14px;
  border-right: 1px solid var(--color-line);
  border-bottom: 1px solid var(--color-line);
  text-align: left;
  vertical-align: top;
}

.data-table tr > :last-child,
.article-body table tr > :last-child,
.prose table tr > :last-child {
  border-right: 0;
}

.data-table tbody tr:last-child > *,
.article-body table tbody tr:last-child > *,
.prose table tbody tr:last-child > * {
  border-bottom: 0;
}

.data-table th,
.article-body table th,
.prose table th {
  color: var(--color-ink);
  background: var(--color-surface);
  font-weight: 600;
}

.data-table tbody tr:nth-child(even),
.article-body table tbody tr:nth-child(even),
.prose table tbody tr:nth-child(even) {
  background: var(--color-paper);
}

.data-table .numeric {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

/* FAQ */

.faq,
.faq-list {
  border-top: 1px solid var(--color-line);
}

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

.faq summary,
.faq-list summary,
.faq-question {
  position: relative;
  display: flex;
  min-height: 64px;
  padding: 18px 48px 18px 7px;
  align-items: center;
  color: var(--color-ink);
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.45;
  list-style: none;
  cursor: pointer;
}

.faq summary::-webkit-details-marker,
.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq summary::before,
.faq summary::after,
.faq-list summary::before,
.faq-list summary::after {
  position: absolute;
  top: 50%;
  right: 10px;
  width: 16px;
  height: 1.5px;
  background: var(--color-accent);
  content: "";
  transition: transform var(--transition);
}

.faq summary::after,
.faq-list summary::after {
  transform: rotate(90deg);
}

.faq details[open] summary::after,
.faq-list details[open] summary::after {
  transform: rotate(0);
}

.faq-answer,
.faq details > div,
.faq-list details > div {
  max-width: 760px;
  padding: 0 48px 20px 7px;
  color: var(--color-text);
  font-size: 0.94rem;
  line-height: 1.65;
}

.faq-answer p:last-child,
.faq details > div p:last-child,
.faq-list details > div p:last-child {
  margin-bottom: 0;
}

/* Forms and calculator */

.calculator {
  display: grid;
  margin-top: 36px;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 380px);
  align-items: start;
  gap: 42px;
}

.calculator-form,
.form-card {
  min-width: 0;
  padding: 30px;
  border: 1px solid var(--color-line);
  background: var(--color-white);
}

.calc-section + .calc-section,
.form-section + .form-section {
  margin-top: 32px;
  padding-top: 27px;
  border-top: 1px solid var(--color-line);
}

.calc-section-title,
.form-section-title {
  margin-bottom: 18px;
  font-size: 1.05rem;
  font-weight: 600;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px 20px;
}

.form-grid--1 {
  grid-template-columns: 1fr;
}

.field {
  display: flex;
  min-width: 0;
  flex-direction: column;
  gap: 7px;
}

.field--wide {
  grid-column: 1 / -1;
}

.field label,
.field-label {
  color: var(--color-ink);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.4;
}

.field-hint {
  color: var(--color-muted);
  font-size: 0.74rem;
  line-height: 1.45;
}

.field input:not([type="checkbox"]):not([type="radio"]):not([type="range"]),
.field select,
.field textarea,
.text-input,
.select-input,
.textarea-input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  border: 1px solid var(--color-line);
  border-radius: 0;
  outline: 0;
  color: var(--color-ink);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field textarea,
.textarea-input {
  min-height: 128px;
  resize: vertical;
}

.field input:hover,
.field select:hover,
.field textarea:hover,
.text-input:hover,
.select-input:hover,
.textarea-input:hover {
  border-color: var(--color-muted);
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.text-input:focus,
.select-input:focus,
.textarea-input:focus {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}

.input-unit {
  position: relative;
}

.input-unit input {
  padding-right: 58px !important;
}

.input-unit-label {
  position: absolute;
  top: 50%;
  right: 12px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.71rem;
  pointer-events: none;
  transform: translateY(-50%);
}

input[type="range"] {
  width: 100%;
  min-height: 28px;
  margin: 2px 0;
  accent-color: var(--color-accent);
}

.checkbox,
.radio {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  color: var(--color-text);
  font-size: 0.86rem;
  line-height: 1.45;
}

.checkbox input,
.radio input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  flex: 0 0 auto;
  accent-color: var(--color-accent);
}

.result,
.calculator-result {
  position: sticky;
  top: calc(var(--header-height) + 24px);
  padding: 29px 30px 31px;
  color: var(--color-white);
  background: var(--color-night);
}

.result h2,
.result h3,
.calculator-result h2,
.calculator-result h3 {
  color: var(--color-white);
}

.result-label {
  display: block;
  margin-bottom: 6px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.result-value {
  display: block;
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 600;
  line-height: 1.08;
  font-variant-numeric: tabular-nums;
}

.result-value small {
  color: var(--color-muted);
  font-size: 0.9rem;
  font-weight: 400;
}

.result-primary {
  margin: 20px 0 24px;
  padding: 20px 0 23px;
  border-top: 1px solid rgba(218, 224, 229, 0.18);
  border-bottom: 1px solid rgba(218, 224, 229, 0.18);
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.result-grid .result-value {
  font-size: 1.2rem;
}

.result-note {
  margin: 24px 0 0;
  color: var(--color-muted);
  font-size: 0.77rem;
  line-height: 1.55;
}

.result .button,
.calculator-result .button {
  width: 100%;
  margin-top: 24px;
}

.form-status {
  margin-top: 14px;
  color: var(--color-text);
  font-size: 0.82rem;
}

.form-status[role="alert"],
.field-error {
  color: var(--color-accent-dark);
}

/* CTA */

.cta {
  color: var(--color-white);
  background: var(--color-night);
}

.cta-inner {
  display: flex;
  min-height: 178px;
  padding-block: 52px;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.cta-copy {
  max-width: 760px;
}

.cta h2 {
  margin-bottom: 8px;
  color: var(--color-white);
  font-size: 1.75rem;
}

.cta p {
  margin: 0;
  color: var(--color-muted);
  font-size: 0.96rem;
}

.cta .button {
  flex: 0 0 auto;
}

/* Footer */

.site-footer {
  margin-top: auto;
  color: var(--color-muted);
  background: var(--color-night);
}

.footer-grid {
  display: grid;
  padding-block: 52px 34px;
  grid-template-columns: 1.45fr repeat(3, minmax(0, 1fr));
  gap: 40px;
}

.footer-brand .brand {
  margin-bottom: 15px;
  color: var(--color-white);
}

.footer-brand p {
  max-width: 320px;
  margin: 0;
  font-size: 0.84rem;
  line-height: 1.6;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.footer-title {
  margin-bottom: 4px;
  color: var(--color-muted);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-nav a {
  color: var(--color-line);
  font-size: 0.85rem;
  text-decoration: none;
}

.footer-nav a:hover {
  color: var(--color-white);
}

.footer-bottom {
  display: flex;
  padding-block: 23px 36px;
  border-top: 1px solid rgba(218, 224, 229, 0.13);
  flex-wrap: wrap;
  gap: 10px 24px;
  color: var(--color-muted);
  font-size: 0.76rem;
}

.footer-bottom p {
  margin: 0;
}

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

.footer-bottom a:hover {
  color: var(--color-white);
}

/* Small utility patterns */

.divider {
  height: 1px;
  margin-block: 30px;
  border: 0;
  background: var(--color-line);
}

.text-muted {
  color: var(--color-muted) !important;
}

.text-accent {
  color: var(--color-accent-dark) !important;
}

.mono {
  font-family: var(--font-mono) !important;
}

.align-right {
  text-align: right !important;
}

.flow > * + * {
  margin-top: 18px;
}

.empty-state {
  padding: 38px 28px;
  border: 1px dashed var(--color-muted);
  color: var(--color-text);
  background: var(--color-paper);
  text-align: center;
}

.pagination {
  display: flex;
  margin-top: 38px;
  flex-wrap: wrap;
  gap: 7px;
}

.pagination a,
.pagination span {
  display: inline-flex;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-line);
  align-items: center;
  justify-content: center;
  color: var(--color-text);
  background: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-decoration: none;
}

.pagination a:hover,
.pagination [aria-current="page"] {
  border-color: var(--color-accent);
  color: var(--color-white);
  background: var(--color-accent);
}

/* Tablet */

@media (max-width: 1024px) {
  :root {
    --page-gutter: 28px;
    --section-space: 64px;
  }

  .header-inner {
    gap: 24px;
  }

  .nav-list {
    gap: 17px;
  }

  .nav-link,
  .main-nav > a {
    font-size: 0.86rem;
  }

  .header-cta.button-ghost,
  .header-cta .button-ghost {
    padding-inline: 13px;
  }

  .hero-grid {
    min-height: 500px;
    grid-template-columns: minmax(0, 1fr) minmax(340px, 0.88fr);
    gap: 40px;
  }

  .hero h1 {
    font-size: clamp(2.55rem, 5vw, 3rem);
  }

  .link-grid,
  .card-grid--4,
  .stats-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .link-card:nth-child(2n),
  .stat:nth-child(2n) {
    border-right: 0;
  }

  .link-card:nth-child(-n + 2),
  .stat:nth-child(-n + 2) {
    border-bottom: 1px solid var(--color-line);
  }

  .article-layout {
    grid-template-columns: minmax(0, 1fr) 248px;
    gap: 46px;
  }

  .footer-grid {
    grid-template-columns: 1.35fr repeat(3, minmax(130px, 1fr));
    gap: 28px;
  }
}

/* Mobile navigation and compact layouts */

@media (max-width: 760px) {
  :root {
    --page-gutter: 20px;
    --section-space: 54px;
  }

  html {
    scroll-padding-top: calc(var(--header-height) + 14px);
  }

  body.nav-open::after {
    position: fixed;
    z-index: 90;
    inset: var(--header-height) 0 0;
    background: rgba(16, 24, 32, 0.32);
    content: "";
  }

  .site-header {
    backdrop-filter: none;
  }

  .header-inner {
    gap: 14px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: absolute;
    z-index: 110;
    top: 100%;
    right: 0;
    left: 0;
    display: block;
    max-height: calc(100vh - var(--header-height));
    padding: 12px var(--page-gutter) 20px;
    overflow-y: auto;
    border-bottom: 1px solid var(--color-line);
    background: var(--color-white);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--transition), transform var(--transition);
  }

  .nav-open .main-nav,
  .site-header.nav-open .main-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-list {
    display: flex;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
  }

  .nav-link,
  .main-nav > a {
    display: flex;
    min-height: 48px;
    border-bottom: 1px solid var(--color-line);
    font-size: 0.96rem;
    line-height: 1.25;
  }

  .nav-link::after,
  .main-nav > a::after {
    display: none;
  }

  .header-cta {
    display: none;
  }

  .main-nav .header-cta,
  .main-nav .nav-cta {
    display: inline-flex;
    width: 100%;
    margin-top: 14px;
  }

  .breadcrumbs {
    padding-top: 16px;
    font-size: 0.68rem;
  }

  .hero-grid {
    min-height: 0;
    padding-block: 50px 52px;
    grid-template-columns: minmax(0, 1fr);
    gap: 38px;
  }

  .hero h1 {
    font-size: clamp(2.2rem, 9vw, 2.65rem);
  }

  .hero-lead,
  .page-lead,
  .lead {
    font-size: 1.02rem;
  }

  .hero-media {
    max-width: 620px;
  }

  .page-hero {
    padding-block: 34px 36px;
  }

  .page-hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }

  .page-hero h1,
  .article-header h1 {
    font-size: clamp(2rem, 8vw, 2.35rem);
  }

  .section-head {
    margin-bottom: 30px;
  }

  .section-intro {
    margin: -14px 0 30px;
  }

  .card-grid,
  .media-grid,
  .article-grid,
  .topic-grid,
  .feature-grid,
  .process-grid,
  .comparison-grid,
  .card-grid--2,
  .media-grid--2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px;
  }

  .link-card {
    min-height: 195px;
  }

  .article-layout {
    padding-block: 30px 60px;
    grid-template-columns: minmax(0, 1fr);
    gap: 34px;
  }

  .article-aside,
  .toc {
    position: static;
    max-height: none;
    grid-row: auto;
  }

  .toc {
    order: -1;
  }

  .article-body h2,
  .prose h2,
  .legal-page h2 {
    margin-top: 42px;
  }

  .calculator {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .result,
  .calculator-result {
    position: static;
  }

  .cta-inner {
    min-height: 0;
    padding-block: 44px;
    align-items: flex-start;
    flex-direction: column;
  }

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

  .footer-brand {
    grid-column: 1 / -1;
  }
}

/* Small phones */

@media (max-width: 480px) {
  :root {
    --page-gutter: 18px;
    --section-space: 46px;
  }

  h1 {
    font-size: 2.1rem;
  }

  h2 {
    font-size: 1.55rem;
  }

  .brand {
    font-size: 0.86rem;
  }

  .hero-grid {
    padding-block: 43px 46px;
  }

  .hero h1 {
    font-size: 2.18rem;
  }

  .hero-actions,
  .page-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .hero-actions .button,
  .hero-actions .button-secondary,
  .page-actions .button,
  .page-actions .button-secondary {
    width: 100%;
  }

  .hero-facts {
    align-items: flex-start;
    flex-direction: column;
  }

  .section-head {
    align-items: flex-start;
    gap: 10px;
  }

  .section-index {
    padding-top: 5px;
  }

  .card-grid,
  .media-grid,
  .article-grid,
  .topic-grid,
  .feature-grid,
  .process-grid,
  .comparison-grid,
  .card-grid--2,
  .card-grid--4,
  .media-grid--2 {
    grid-template-columns: minmax(0, 1fr);
  }

  .link-grid,
  .stats-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .link-card,
  .link-card:nth-child(2n),
  .link-card:nth-child(-n + 2),
  .stat,
  .stat:nth-child(2n),
  .stat:nth-child(-n + 2) {
    border-right: 0;
    border-bottom: 1px solid var(--color-line);
  }

  .link-card:last-child,
  .stat:last-child {
    border-bottom: 0;
  }

  .link-card {
    min-height: 0;
  }

  .path-link {
    padding-block: 20px;
    grid-template-columns: 32px minmax(0, 1fr) auto;
    gap: 10px;
  }

  .path-description {
    font-size: 0.82rem;
  }

  .card-body,
  .media-card-body,
  .topic-card-body,
  .article-card-body {
    padding: 20px;
  }

  .article-header {
    margin-bottom: 28px;
    padding-bottom: 24px;
  }

  .article-meta li + li::before {
    display: none;
  }

  .article-body,
  .prose,
  .legal-page {
    font-size: 0.96rem;
  }

  .callout,
  .notice,
  .formula {
    padding: 20px;
  }

  .data-table,
  .article-body table,
  .prose table {
    min-width: 560px;
    font-size: 0.82rem;
  }

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

  .field--wide {
    grid-column: auto;
  }

  .calculator-form,
  .form-card,
  .result,
  .calculator-result {
    padding: 23px 20px;
  }

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

  .hub-search {
    align-items: stretch;
    flex-direction: column;
  }

  .hub-search button {
    min-height: 46px;
  }

  .cta h2 {
    font-size: 1.5rem;
  }

  .cta .button {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .footer-brand {
    grid-column: auto;
  }

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

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

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}

/* Print */

@media print {
  @page {
    margin: 16mm;
  }

  :root {
    --color-ink: #000000;
    --color-text: #222222;
    --color-muted: #555555;
    --color-line: #b8b8b8;
  }

  html,
  body {
    min-width: 0;
    color: #000000;
    background: #ffffff;
    font-size: 10.5pt;
  }

  .site-header,
  .site-footer,
  .skip-link,
  .breadcrumbs,
  .menu-toggle,
  .main-nav,
  .header-cta,
  .hero-actions,
  .page-actions,
  .button,
  .button-secondary,
  .button-ghost,
  .cta,
  .toc,
  .hub-search,
  .filter-bar,
  .pagination,
  form {
    display: none !important;
  }

  .container,
  .article-layout,
  .article-main,
  .legal-page {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
  }

  .hero,
  .page-hero,
  .section,
  .section--surface,
  .section--paper,
  .section--grid {
    padding-block: 10mm;
    border-color: #b8b8b8;
    background: #ffffff !important;
  }

  .hero-grid,
  .page-hero-inner,
  .article-layout,
  .calculator {
    display: block;
    min-height: 0;
  }

  .hero-media,
  .page-media,
  .article-figure,
  .media-card,
  .card,
  .callout,
  .notice,
  .formula,
  .data-table,
  table,
  figure {
    break-inside: avoid;
  }

  h1,
  h2,
  h3,
  h4 {
    color: #000000;
    break-after: avoid;
  }

  p,
  li {
    orphans: 3;
    widows: 3;
  }

  a {
    color: #000000;
    text-decoration: underline;
  }

  .article-body a[href^="http"]::after,
  .prose a[href^="http"]::after,
  .source-list a[href^="http"]::after {
    color: #555555;
    content: " (" attr(href) ")";
    font-family: var(--font-mono);
    font-size: 8pt;
    overflow-wrap: anywhere;
  }

  .table-wrap {
    overflow: visible;
    border-color: #b8b8b8;
  }

  .data-table,
  .article-body table,
  .prose table {
    min-width: 0;
    font-size: 8.5pt;
  }

  .result,
  .calculator-result {
    position: static;
    color: #000000;
    background: #ffffff;
    border: 1px solid #b8b8b8;
  }

  .result h2,
  .result h3,
  .result-value,
  .calculator-result h2,
  .calculator-result h3 {
    color: #000000;
  }
}

/* Runtime compatibility for generated accessible mobile navigation. */
.sr-only {
  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;
}

@media (max-width: 760px) {
  .main-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }
}