/*
 * Brand tokens sourced from netresearch-branding-skill
 * https://github.com/netresearch/netresearch-branding-skill
 * Source: skills/netresearch-branding/templates/styles.css
 * Kept in sync with tokens.css (single-payload duplicate to avoid an
 * extra @import round-trip).
 */
:root {
  --color-primary: #2F99A4;
  --color-primary-rgb: 47, 153, 164;
  --color-primary-dark: #257880;
  --color-primary-darker: #1c5d63;
  --color-accent: #FF4D00;
  --color-accent-rgb: 255, 77, 0;
  --color-accent-dark: #CC3D00;

  --color-text-primary: #2D2E33;
  --color-text-secondary: #5A5B63;
  --color-background: #FFFFFF;
  --color-background-alt: #F5F5F5;
  --color-border: #CCCDCC;
  --color-border-light: #E5E5E5;

  --font-headline: "Raleway", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-body: "Open Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: ui-monospace, "SFMono-Regular", "Menlo", "Consolas", monospace;

  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.75rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.5rem;

  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-xxl: 3rem;
  --spacing-3xl: 4rem;
  --spacing-4xl: 6rem;

  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.16);

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-text-primary: #E5E5E5;
    --color-text-secondary: #A8A9B1;
    --color-background: #1A1A1A;
    --color-background-alt: #242424;
    --color-border: #3A3A3A;
    --color-border-light: #2A2A2A;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

main {
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--spacing-xxl) var(--spacing-lg);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
}

h1 { font-size: var(--font-size-5xl); margin-bottom: var(--spacing-lg); }
h2 { font-size: var(--font-size-4xl); margin-bottom: var(--spacing-lg); margin-top: var(--spacing-xxl); }
h3 { font-size: var(--font-size-2xl); margin-bottom: var(--spacing-md); }

p { margin-bottom: var(--spacing-md); }

a {
  color: var(--color-primary-dark);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 120ms ease;
}

a:hover,
a:focus-visible {
  color: var(--color-accent-dark);
  text-decoration-thickness: 2px;
}

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: var(--color-background-alt);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-sm);
}

pre {
  font-family: var(--font-mono);
  background: var(--color-background-alt);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  overflow-x: auto;
}

.lead {
  font-size: var(--font-size-xl);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
}

.stats {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin: var(--spacing-xl) 0;
}

.stats__item {
  background: var(--color-background-alt);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-primary);
}

.stats__number {
  font-family: var(--font-headline);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary-dark);
  display: block;
}

.stats__label {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.skill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(20rem, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.skill-card {
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-lg);
  transition: border-color 120ms ease, transform 120ms ease;
}

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

.skill-card__title {
  font-family: var(--font-headline);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xs);
}

.skill-card__category {
  display: inline-block;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-sm);
}

.skill-card__description {
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-md);
}

.skill-card__footer {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--spacing-xs);
  font-size: var(--font-size-xs);
}

.skill-card__install {
  flex: 1;
  overflow-x: auto;
  white-space: nowrap;
  padding: 0.25rem 0.5rem;
  background: var(--color-background-alt);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
}

.copy-btn {
  font-family: var(--font-body);
  font-size: var(--font-size-xs);
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.25rem 0.6rem;
  cursor: pointer;
  color: var(--color-text-primary);
  transition: background 120ms ease, border-color 120ms ease;
}

.copy-btn:hover,
.copy-btn:focus-visible {
  background: var(--color-primary-dark);
  color: #FFFFFF;
  border-color: var(--color-primary-dark);
}

.copy-btn--lg {
  font-size: var(--font-size-base);
  padding: 0.6rem 1.25rem;
  font-weight: 600;
}

.copy-btn[data-state="copied"] {
  background: var(--color-primary-dark);
  color: #FFFFFF;
  border-color: var(--color-primary-dark);
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--spacing-md) var(--spacing-lg);
  border-bottom: 1px solid var(--color-border-light);
}

.site-header__brand {
  font-family: var(--font-headline);
  font-size: var(--font-size-lg);
  color: var(--color-text-primary);
  text-decoration: none;
}

.site-header__brand:hover,
.site-header__brand:focus-visible { text-decoration: none; }

.site-header__nav {
  display: flex;
  gap: var(--spacing-md);
  font-size: var(--font-size-sm);
}

.site-header__nav a[aria-current="page"] {
  text-decoration-thickness: 2px;
  text-underline-offset: 0.3em;
  color: var(--color-text-primary);
  font-weight: 600;
}

/* Skip link — visible on keyboard focus only */
.skip-link {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  z-index: 1000;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-text-primary);
  color: var(--color-background);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transform: translateY(-200%);
  transition: transform 150ms ease;
}

.skip-link:focus,
.skip-link:focus-visible {
  transform: translateY(0);
  color: var(--color-background);
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.site-footer {
  max-width: 72rem;
  margin: var(--spacing-3xl) auto 0;
  padding: var(--spacing-xl) var(--spacing-lg);
  border-top: 1px solid var(--color-border-light);
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
}

.site-footer__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-md);
}

.hero {
  padding: var(--spacing-3xl) 0;
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
  margin-top: var(--spacing-xl);
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-family: var(--font-body);
  transition: background 120ms ease, color 120ms ease;
}

.btn--secondary {
  background: var(--color-background);
  color: var(--color-primary-dark);
  border: 1px solid var(--color-primary-dark);
}

.btn--secondary:hover,
.btn--secondary:focus-visible {
  background: var(--color-primary-dark);
  color: #FFFFFF;
  text-decoration: none;
}

.install-block {
  display: flex;
  gap: var(--spacing-sm);
  align-items: stretch;
  flex: 1;
  min-width: 0;
}

.install-block__code {
  flex: 1;
  min-width: 0;
  margin: 0;
  background: var(--color-background-alt);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-md);
  overflow-x: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.section {
  padding: var(--spacing-xxl) 0;
}

.section--accent {
  background: var(--color-background-alt);
  margin: 0 calc(-1 * var(--spacing-lg));
  padding-left: var(--spacing-lg);
  padding-right: var(--spacing-lg);
  border-radius: var(--radius-lg);
}

.section--cta { text-align: center; }

.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: var(--spacing-lg);
}

.problem-item {
  padding: var(--spacing-lg);
  border-left: 3px solid var(--color-accent);
  background: var(--color-background-alt);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.problem-item h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-sm);
}

.problem-item p {
  font-size: var(--font-size-sm);
  margin: 0;
  color: var(--color-text-secondary);
}

.group {
  margin-top: var(--spacing-xxl);
}

.group__header {
  margin-bottom: var(--spacing-lg);
}

.group__header h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--spacing-xs);
}

.group__lead {
  color: var(--color-text-secondary);
  font-size: var(--font-size-base);
  margin: 0;
}

.how-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
  gap: var(--spacing-lg);
}

.how-list li {
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
}

.how-list h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.how-list pre {
  margin: 0;
  font-size: var(--font-size-xs);
}

.cta-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
  list-style: none;
  padding: 0;
  margin-top: var(--spacing-lg);
}

.cta-links a {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  background: var(--color-primary-dark);
  color: #FFFFFF;
  font-weight: 600;
}

.cta-links a:hover,
.cta-links a:focus-visible {
  background: var(--color-primary-darker);
  text-decoration: none;
}

/* ── Install-method tablist on landings ─────────────────────────────── */
.install-mode {
  margin: var(--spacing-xl) 0 var(--spacing-lg);
}

.install-mode__legend {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-primary);
  margin: 0 0 var(--spacing-xs);
}

.install-mode__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  align-items: stretch;
}

.install-mode__tab {
  flex: 1 1 12rem;
  background: var(--color-background);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  cursor: pointer;
  font-family: var(--font-body);
  color: var(--color-text-primary);
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: border-color 120ms ease, background 120ms ease, color 120ms ease;
}

.install-mode__tab[aria-selected="true"] {
  border-color: var(--color-primary-dark);
  background: var(--color-primary-dark);
  color: #FFFFFF;
}

.install-mode__tab:hover:not([aria-selected="true"]),
.install-mode__tab:focus-visible:not([aria-selected="true"]) {
  border-color: var(--color-primary-dark);
  outline: none;
}

.install-mode__tab-label {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
}

.install-mode__tab-subtitle {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.install-mode__tab[aria-selected="true"] .install-mode__tab-subtitle {
  color: #FFFFFF;
}

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

.install-mode__hint {
  display: none;
  margin: var(--spacing-sm) 0 0;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-background-alt);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--color-primary-dark);
  font-size: var(--font-size-sm);
  color: var(--color-text-primary);
}

.install-mode__hint code {
  background: transparent;
  padding: 0;
  font-size: 0.95em;
}

/* claude-code has hint:null and renders no element — no selector for it. */
body[data-install-mode="npx"] .install-mode__hint--npx,
body[data-install-mode="composer-require"] .install-mode__hint--composer-require,
body[data-install-mode="composer-skills"] .install-mode__hint--composer-skills {
  display: block;
}

/* ── Card install row — show one method at a time per body[data-install-mode] ── */
.skill-card__installs {
  display: flex;
  gap: var(--spacing-sm);
  align-items: center;
  min-width: 0;
}

.skill-card__installs > .skill-card__install {
  display: none;
}

body[data-install-mode="claude-code"] .skill-card__installs > .install--claude-code,
body[data-install-mode="npx"] .skill-card__installs > .install--npx,
body[data-install-mode="composer-require"] .skill-card__installs > .install--composer-require,
body[data-install-mode="composer-skills"] .skill-card__installs > .install--composer-skills {
  display: inline;
  flex: 1;
}

.skill-card__more-install {
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.skill-card__more-install:hover,
.skill-card__more-install:focus-visible {
  color: var(--color-primary-dark);
}

/* ── Detail-page install: stacked list of all methods ───────────────── */
.skill-detail__install-lead {
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

.install-methods {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.install-methods__item {
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  padding: var(--spacing-md);
}

.install-methods__header {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
  flex-wrap: wrap;
}

.install-methods__label {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--color-text-primary);
}

.install-methods__subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.install-methods__hint {
  margin: var(--spacing-sm) 0 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.install-methods__hint code {
  background: transparent;
  padding: 0;
  color: var(--color-text-primary);
}

.site-search {
  margin: var(--spacing-lg) 0 var(--spacing-xl);
  max-width: 36rem;
}

.site-search__label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xs);
}

.site-search__row {
  position: relative;
}

.site-search input[type="search"] {
  width: 100%;
  font: inherit;
  font-size: var(--font-size-base);
  padding: 0.6rem 2.5rem 0.6rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-background);
  color: var(--color-text-primary);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

.site-search input[type="search"]:focus {
  outline: none;
  border-color: var(--color-primary-dark);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.25);
}

.site-search__clear {
  position: absolute;
  top: 50%;
  right: 0.4rem;
  transform: translateY(-50%);
  width: 1.75rem;
  height: 1.75rem;
  border: none;
  background: transparent;
  border-radius: 50%;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  cursor: pointer;
}

.site-search__clear:hover,
.site-search__clear:focus-visible {
  background: var(--color-background-alt);
  color: var(--color-text-primary);
}

.site-search__status {
  margin: var(--spacing-xs) 0 0;
  min-height: 1.25em;
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.breadcrumbs {
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text-secondary);
}

.breadcrumbs ol {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.breadcrumbs li::after { content: "/"; margin-left: var(--spacing-xs); color: var(--color-border); }
.breadcrumbs li:last-child::after { content: ""; }

.skill-detail__header {
  margin-bottom: var(--spacing-xxl);
}

.skill-detail__version {
  margin: var(--spacing-md) 0 0;
  font-size: var(--font-size-sm);
}

.skill-detail__version a {
  display: inline-flex;
  gap: 0.5rem;
  align-items: baseline;
  text-decoration: none;
  padding: 0.25rem 0.75rem;
  background: var(--color-background-alt);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
}

.skill-detail__version a:hover,
.skill-detail__version a:focus-visible {
  background: var(--color-primary-dark);
  color: #FFFFFF;
}

.skill-detail__version-label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-secondary);
}

.skill-detail__version a:hover .skill-detail__version-label,
.skill-detail__version a:focus-visible .skill-detail__version-label {
  color: rgba(255, 255, 255, 0.85);
}

.skill-detail__version-tag {
  font-family: var(--font-mono);
  font-weight: 700;
}

.skill-detail__category {
  display: inline-block;
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary-dark);
  font-weight: 700;
  margin-bottom: var(--spacing-md);
}

.skill-detail__install {
  background: var(--color-background-alt);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xxl);
}

.skill-detail__install h2 {
  margin-top: 0;
  font-size: var(--font-size-xl);
}

.skill-detail__alt-install {
  margin-top: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
}

.skill-detail__block {
  margin-bottom: var(--spacing-xl);
}

.skill-detail__block h2 {
  font-size: var(--font-size-xl);
  margin-top: 0;
  margin-bottom: var(--spacing-md);
}

.skill-detail__footer {
  margin-top: var(--spacing-xxl);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border-light);
}

.bullet-list {
  list-style: disc;
  padding-left: var(--spacing-lg);
}

.bullet-list li { margin-bottom: var(--spacing-xs); }

.related-list {
  list-style: none;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
  gap: var(--spacing-sm);
}

.related-list li {
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-background-alt);
  border-radius: var(--radius-sm);
  border-left: 2px solid var(--color-primary);
}

.related-list__cat {
  display: block;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.related-list__empty {
  color: var(--color-text-secondary);
  font-style: italic;
}

.tags-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

.tag {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  background: var(--color-background-alt);
  border-radius: 999px;
  font-size: var(--font-size-xs);
  color: var(--color-text-secondary);
}

.improvement-loop {
  text-align: center;
}

.improvement-loop__eyebrow {
  display: inline-block;
  font-family: var(--font-headline);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-primary-darker);
  margin-bottom: var(--spacing-sm);
}

.improvement-loop__lead {
  max-width: 56rem;
  margin-left: auto;
  margin-right: auto;
}

.improvement-loop__nodes {
  list-style: none;
  padding: 0;
  margin: var(--spacing-xxl) 0 var(--spacing-lg);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
  position: relative;
  text-align: left;
}

.improvement-loop__node {
  position: relative;
  background: var(--color-background);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-lg);
  box-shadow: var(--shadow-sm);
}

.improvement-loop__node:not(:last-child)::after {
  content: "→";
  position: absolute;
  top: 50%;
  right: calc(-1 * var(--spacing-lg) / 2);
  transform: translate(50%, -50%);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1;
  pointer-events: none;
}

.improvement-loop__step {
  position: absolute;
  top: calc(-1 * var(--spacing-md));
  left: var(--spacing-lg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 999px;
  background: var(--color-primary-dark);
  color: #FFFFFF;
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: var(--font-size-base);
}

.improvement-loop__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-xs);
}

.improvement-loop__title a {
  color: var(--color-text-primary);
}

.improvement-loop__title a:hover,
.improvement-loop__title a:focus-visible {
  color: var(--color-primary-dark);
}

.improvement-loop__role {
  font-family: var(--font-headline);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: var(--spacing-sm);
}

.improvement-loop__body {
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.improvement-loop__feedback {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  max-width: 56rem;
  margin: 0 auto var(--spacing-lg);
  padding: var(--spacing-sm) var(--spacing-lg);
  background: var(--color-background-alt);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-secondary);
  text-align: left;
}

.improvement-loop__feedback-icon {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary-darker);
  line-height: 1;
  flex-shrink: 0;
}

.improvement-loop__cta {
  margin-top: var(--spacing-md);
}

@media (max-width: 900px) {
  .improvement-loop__nodes {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  .improvement-loop__node:not(:last-child)::after {
    content: "↓";
    top: auto;
    right: 50%;
    bottom: calc(-1 * var(--spacing-xl) / 2);
    transform: translate(50%, 50%);
  }
}

@media (max-width: 640px) {
  h1 { font-size: var(--font-size-4xl); }
  h2 { font-size: var(--font-size-3xl); }
  .install-block { flex-direction: column; }
  .copy-btn--lg { width: 100%; }
  .site-header { flex-direction: column; align-items: flex-start; gap: var(--spacing-sm); }
}

/* Touch-target sizing — 44pt minimum on coarse-pointer devices OR narrow viewports */
@media (hover: none) and (pointer: coarse), (max-width: 640px) {
  .copy-btn {
    min-height: 44px;
    padding: 0.55rem 0.9rem;
  }
  .skill-card__title a,
  .skill-card__more-install,
  .site-header__nav a {
    display: inline-block;
    min-height: 44px;
    padding-block: 0.75rem;
    line-height: 1.4;
  }
}