/* PZ Troubleshooter: framework visual system */
:root {
  color-scheme: dark;
  --color-bg: #171a18;
  --color-surface: #222622;
  --color-surface-raised: #2a2f2a;
  --color-primary: #8f9b55;
  --color-primary-strong: #b2bf72;
  --color-text: #f2eee3;
  --color-muted: #b8b1a3;
  --color-warning: #bd654e;
  --color-danger: #d27a62;
  --color-accent: #a98745;
  --color-border: #495044;
  --color-border-subtle: #343a34;
  --color-focus: #e5c36b;
  --font-body: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-heading: Iowan Old Style, Baskerville, "Times New Roman", Times, serif;
  --radius-sm: 0.25rem;
  --radius: 0.5rem;
  --shadow: 0 0.75rem 2.25rem rgb(0 0 0 / 0.2);
  --space-1: 0.5rem;
  --space-2: 0.75rem;
  --space-3: 1rem;
  --space-4: 1.5rem;
  --space-5: 2.25rem;
  --space-6: 3.5rem;
  --content-width: 75rem;
  --article-width: 47.5rem;
}

* { box-sizing: border-box; }

html {
  background: var(--color-bg);
  scroll-behavior: smooth;
}

body {
  min-width: 20rem;
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
}

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

a {
  color: var(--color-primary-strong);
  text-underline-offset: 0.18em;
  text-decoration-thickness: 0.08em;
}

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

button,
input,
summary { font: inherit; }

button,
summary,
input[type="search"] { min-height: 2.75rem; }

:focus-visible {
  outline: 0.2rem solid var(--color-focus);
  outline-offset: 0.2rem;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  color: var(--color-text);
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

h1 { font-size: clamp(2.25rem, 5vw, 4.5rem); }
h2 { font-size: clamp(1.65rem, 3vw, 2.5rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.65rem); }

p, ul, ol, dl, table, pre, blockquote { margin: 0 0 var(--space-3); }
ul, ol { padding-left: 1.35rem; }
li + li { margin-top: var(--space-1); }

main { min-height: 60vh; }

.skip-link {
  position: fixed;
  z-index: 20;
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  top: var(--space-2);
  left: var(--space-2);
  transform: translateY(-160%);
  padding: var(--space-2) var(--space-3);
  background: var(--color-focus);
  color: #171a18;
  font-weight: 700;
  transition: transform 160ms ease;
}

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

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  border-bottom: 1px solid var(--color-border);
  background: rgb(23 26 24 / 0.96);
  box-shadow: 0 0.25rem 1rem rgb(0 0 0 / 0.14);
}

.site-header__inner,
.site-footer__grid,
.page {
  width: min(calc(100% - 2 * var(--space-4)), var(--content-width));
  margin-inline: auto;
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-height: 4.75rem;
}

.site-brand {
  display: inline-flex;
  flex: 0 1 auto;
  align-items: center;
  min-height: 2.75rem;
  gap: var(--space-2);
  color: var(--color-text);
  text-decoration: none;
}

.site-brand img { width: 3rem; height: 3rem; object-fit: contain; }
.site-brand__copy { display: grid; line-height: 1.15; }
.site-brand__name { font-family: var(--font-heading); font-size: 1.2rem; font-weight: 700; }
.site-brand__tagline { margin-top: 0.2rem; color: var(--color-muted); font-size: 0.75rem; }

.site-menu-toggle {
  display: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

.site-nav {
  display: flex;
  flex: 1 1 auto;
  align-items: center;
  justify-content: flex-end;
  gap: var(--space-1);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding-inline: 0.7rem;
  color: var(--color-text);
  font-size: 0.9rem;
  text-decoration: none;
}

.site-nav > a:last-child {
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  color: var(--color-primary-strong);
}

.site-nav a:hover { background: var(--color-surface-raised); color: var(--color-text); }

.page { padding-block: var(--space-6); }
.page > section, .page > header, .page > nav, .page > aside { margin-bottom: var(--space-6); }

.home-hero,
.hub-header,
.article-header {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: var(--space-5);
}

.home-hero { text-align: center; }
.home-hero__title, .hub-header__title, .article-header__title { max-width: 17ch; }
.home-hero__title { margin-inline: auto; }
.home-hero__description, .hub-header__description, .article-header__description {
  max-width: 64ch;
  margin: var(--space-3) 0 0;
  color: var(--color-muted);
  font-size: 1.1rem;
}
.home-hero__description { margin-inline: auto; }

.home-hero__ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.home-hero__ctas a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.45rem 1rem;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-weight: 800;
  text-decoration: none;
}

.home-hero__tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-1);
  margin: var(--space-3) 0 0;
  padding: 0;
  list-style: none;
}

.home-hero__tags li {
  margin: 0;
  padding: 0.25rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: 99rem;
  color: var(--color-muted);
  font-size: 0.86rem;
}

#preview-search,
#site-search {
  width: min(100%, 42rem);
  margin-top: var(--space-4);
  padding: 0.65rem var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
}
#preview-search::placeholder,
#site-search::placeholder { color: var(--color-muted); }

[data-preview-filter] {
  min-height: 2.75rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  cursor: pointer;
}

[data-fix-filter] {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  color: var(--color-text);
  text-decoration: none;
}

[data-preview-filter]:hover,
[data-preview-filter].is-active,
[data-preview-filter][aria-current="page"] {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #172018;
}

[data-fix-filter]:hover,
[data-fix-filter][aria-current="page"] {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: #172018;
}

.framework-preview__filters {
  flex-wrap: wrap;
  justify-content: flex-start;
  min-width: 0;
}

[data-preview-card][hidden] { display: none !important; }
[data-fix-card][hidden] { display: none !important; }

.home-search {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  max-width: 50rem;
  margin-inline: auto;
}
.home-search #site-search { flex: 1 1 auto; }
.home-search button {
  align-self: flex-end;
  padding-inline: var(--space-3);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #172018;
  cursor: pointer;
  font-weight: 800;
}

.all-fixes__filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
  margin-block: var(--space-3);
}

.all-fixes__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

[data-fix-card] .card { height: 100%; }

.page > section > h2,
.page > section > h3,
.page > .content-section > h2,
.page > .content-section > h3 { margin-bottom: var(--space-3); }

.home-problems__grid,
.home-popular-fixes__grid,
.home-mods-multiplayer__grid,
.hub-start-here__grid,
.hub-group__grid,
.hub-related__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-3);
}

.card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: var(--shadow);
}

.card h3, .card h4, .card h5, .card h6 { margin-bottom: var(--space-2); }
.card p { color: var(--color-muted); }
.card__type, .card__build {
  display: inline-flex;
  align-self: flex-start;
  margin-bottom: var(--space-2);
  padding: 0.1rem 0.5rem;
  border: 1px solid var(--color-accent);
  border-radius: 99rem;
  color: #ead79a;
  font-size: 0.78rem;
  font-weight: 700;
}
.card__symptoms { color: var(--color-text); }
.card a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  margin-top: auto;
  padding-block: var(--space-2);
  font-weight: 700;
}

.breadcrumb { margin-bottom: var(--space-4); }
.breadcrumb ol { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0; padding: 0; color: var(--color-muted); list-style: none; }
.breadcrumb li + li::before { margin-right: 0.4rem; color: var(--color-accent); content: "/"; }
.breadcrumb a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  color: var(--color-muted);
}

.page--error-fix,
.page--setup-reference { max-width: var(--article-width); }
.article-header__description { max-width: 62ch; }

.article-meta { margin-top: var(--space-4); }
.article-meta dl { display: flex; flex-wrap: wrap; gap: var(--space-2); margin: 0; }
.article-meta dt, .article-meta dd { margin: 0; }
.article-meta dt { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.article-meta dd {
  padding: 0.35rem 0.65rem;
  border: 1px solid var(--color-border);
  border-radius: 99rem;
  background: var(--color-surface);
  color: var(--color-muted);
  font-size: 0.86rem;
}

.quick-answer,
.notice,
.callout,
.last-resort,
.diagnostic-branch {
  margin-bottom: var(--space-5);
  padding: var(--space-4);
  border: 1px solid var(--color-border);
  border-left: 0.35rem solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.quick-answer { border-left-color: var(--color-primary-strong); background: #283025; }
.quick-answer::before { display: block; margin-bottom: var(--space-1); color: var(--color-primary-strong); content: "Quick answer"; font-size: 0.78rem; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; }
.callout__label {
  margin: 0 0 var(--space-1);
  color: var(--color-text);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.notice--build, .callout--note { border-left-color: var(--color-accent); }
.notice--safety, .callout--warning { border-left-color: var(--color-warning); }
.callout--danger, .last-resort { border-left-color: var(--color-danger); background: #312524; }
.last-resort strong, .callout--danger h3, .callout--danger .callout__label { color: #ffd0bd; }
.quick-answer p:last-child, .notice > :last-child, .callout > :last-child, .last-resort > :last-child { margin-bottom: 0; }

.diagnostic-branch > h2, .diagnostic-branch > h3 { margin-bottom: var(--space-3); }
.diagnostic-branch__option { padding-block: var(--space-3); border-top: 1px solid var(--color-border-subtle); }
.diagnostic-branch__option:last-child { padding-bottom: 0; }
.diagnostic-branch__option h3 { margin-bottom: var(--space-1); }
.diagnostic-branch__option p:last-child { margin-bottom: 0; }

.fix-steps,
.error-fix__quick-fixes ol,
.error-fix__steps ol,
.error-fix__last-resort ol,
.setup-reference__steps ol { padding-left: 1.8rem; }
.fix-steps li,
.error-fix__quick-fixes li,
.error-fix__steps li,
.error-fix__last-resort li,
.setup-reference__steps li { padding-left: 0.35rem; }
.fix-steps li::marker,
.error-fix__quick-fixes li::marker,
.error-fix__steps li::marker,
.error-fix__last-resort li::marker,
.setup-reference__steps li::marker { color: var(--color-primary-strong); font-family: var(--font-heading); font-weight: 700; }

main, .page, .card, .article-meta, .breadcrumb, .source-list, .related-fixes, .faq { min-width: 0; }
p, li, dd, .card, .breadcrumb, .source-list, .related-fixes, .site-footer { overflow-wrap: anywhere; }

table { display: block; max-width: 100%; overflow-x: auto; border-collapse: collapse; }
th, td { padding: 0.65rem 0.8rem; border: 1px solid var(--color-border); text-align: left; }
th { background: var(--color-surface-raised); font-family: var(--font-heading); }
code { padding: 0.1em 0.35em; border-radius: var(--radius-sm); background: var(--color-surface-raised); color: #ead79a; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 0.9em; overflow-wrap: anywhere; word-break: break-word; }
pre { max-width: 100%; overflow-x: auto; padding: var(--space-3); border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #111411; }
pre code { padding: 0; background: transparent; white-space: pre; overflow-wrap: normal; word-break: normal; }

.source-list,
.related-fixes,
.faq { padding-top: var(--space-4); border-top: 1px solid var(--color-border); }
.source-list ul, .related-fixes ul { margin: 0; padding: 0; list-style: none; }
.source-list li { padding-block: var(--space-2); border-bottom: 1px solid var(--color-border-subtle); }
.source-list a { display: inline-flex; align-items: center; min-height: 2.75rem; }
.source-list__label { display: block; color: var(--color-muted); font-size: 0.85rem; }
.related-fixes ul { display: grid; gap: var(--space-3); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.related-fixes .card { height: 100%; }

.faq { display: grid; gap: var(--space-2); }
.faq > h2, .faq > h3 { margin-bottom: var(--space-1); }
.faq-item { border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: var(--color-surface); }
.faq-item summary { display: flex; align-items: center; padding: var(--space-2) var(--space-3); cursor: pointer; color: var(--color-text); font-weight: 700; }
.faq-item summary::marker { color: var(--color-primary-strong); }
.faq-item p { margin: 0; padding: 0 var(--space-3) var(--space-3); color: var(--color-muted); }

.home-final-cta { margin-top: var(--space-5); }
.home-final-cta a, .back-to-top {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.45rem 1rem;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #172018;
  font-weight: 800;
  text-decoration: none;
}
.home-final-cta a:hover, .back-to-top:hover { background: var(--color-primary-strong); color: #111511; }
.back-to-top { position: fixed; right: var(--space-3); bottom: var(--space-3); z-index: 5; box-shadow: var(--shadow); }
.back-to-top[hidden] { display: none; }

.site-footer { border-top: 1px solid var(--color-border); background: #111411; }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr repeat(3, 1fr); gap: var(--space-4); padding-block: var(--space-5); }
.site-footer p { color: var(--color-muted); font-size: 0.9rem; }
.site-footer__title { margin-bottom: var(--space-2); color: var(--color-text) !important; font-family: var(--font-heading); font-size: 1.1rem !important; font-weight: 700; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }
.site-footer li + li { margin-top: 0.35rem; }
.site-footer a { display: inline-flex; align-items: center; min-height: 2.75rem; }

@media (max-width: 1024px) {
  .home-problems__grid,
  .home-popular-fixes__grid,
  .home-mods-multiplayer__grid,
  .hub-start-here__grid,
  .hub-group__grid,
  .hub-related__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }

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

  .site-header__inner { align-items: flex-start; padding-block: var(--space-2); }
  .site-nav { justify-content: flex-start; }
}

@media (max-width: 768px) {
  .site-header__inner { flex-wrap: wrap; }
  .site-header.js-enhanced .site-menu-toggle { display: inline-flex; align-items: center; justify-content: center; margin-left: auto; padding-inline: var(--space-3); }
  .site-header.js-enhanced .site-nav { display: none; flex-basis: 100%; flex-wrap: wrap; justify-content: flex-start; }
  .site-header.js-enhanced .site-nav.is-open { display: flex; }
  .site-header.js-enhanced .site-nav ul { width: 100%; }
  .site-header.js-enhanced .site-nav a { padding-inline: 0.55rem; }

  .page { padding-block: var(--space-5); }
  .page > section, .page > header, .page > nav, .page > aside { margin-bottom: var(--space-5); }
  .site-footer__grid { grid-template-columns: 1fr; }

  .site-footer__grid { gap: var(--space-3); }
  .site-footer__column { padding-bottom: var(--space-2); border-bottom: 1px solid var(--color-border-subtle); }
  .site-footer__column:last-child { border-bottom: 0; }
}

@media (max-width: 640px) {
  .home-problems__grid,
  .home-popular-fixes__grid,
  .home-mods-multiplayer__grid,
  .hub-start-here__grid,
  .hub-group__grid,
  .hub-related__grid,
  .related-fixes ul { grid-template-columns: 1fr; }

  .all-fixes__grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .site-header__inner,
  .site-footer__grid,
  .page { width: min(calc(100% - 2 * var(--space-3)), var(--content-width)); }
  .site-brand__tagline { display: none; }
  .site-brand__name { font-size: 1rem; }
  .site-nav ul { gap: 0; }
  .site-nav a { font-size: 0.84rem; }
  .card,
  .quick-answer,
  .notice,
  .callout,
  .last-resort,
  .diagnostic-branch { padding: var(--space-3); }
  .breadcrumb ol { font-size: 0.9rem; }
  .home-search { flex-direction: column; }
  .home-search button { align-self: stretch; }
}

@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; }
}