:root {
  --color-primary: #2B2A33;
  --color-secondary: #6B5BFF;
  --color-accent: #C7FF3A;
  --color-background: #F6F3EA;
  --color-surface: #FFFFFF;
  --color-text: #14131A;
  --color-text-muted: #4B4A55;
  --color-border: #1E1D24;
  --uf-bg: #F6F3EA;
  --uf-surface: #FFFFFF;
  --uf-text: #14131A;
  --uf-muted: #4B4A55;
  --uf-border: #1E1D24;
  --uf-primary: #2B2A33;
  --uf-secondary: #6B5BFF;
  --uf-accent: #C7FF3A;
  --uf-radius: 14px;
  --uf-shadow: 6px 6px 0 var(--uf-border);
  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}

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

*:focus {
  outline: none;
}

*:focus-visible {
  outline: 4px solid var(--color-secondary);
  outline-offset: 3px;
}

html {
  font-size: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-system);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  grid-template-columns: 1fr;
}

h1 {
  font-size: clamp(2rem, 5vw + 1rem, 3.5rem);
  line-height: 1.1;
  font-weight: 900;
  margin-bottom: 1.5rem;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(1.5rem, 3vw + 0.75rem, 2.5rem);
  line-height: 1.2;
  font-weight: 800;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  color: var(--color-primary);
  text-transform: uppercase;
}

h3 {
  font-size: clamp(1.25rem, 2vw + 0.5rem, 1.75rem);
  line-height: 1.3;
  font-weight: 700;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--color-text);
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-secondary);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: color 0.2s ease, text-decoration-color 0.2s ease;
}

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

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

header {
  background-color: var(--color-surface);
  border-bottom: 6px solid var(--color-border);
  padding: 1.5rem 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--uf-shadow);
}

header .header-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

header .site-name {
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 900;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: -0.01em;
}

header .site-name a {
  color: var(--color-primary);
  text-decoration: none;
}

header .site-name a:hover {
  color: var(--color-secondary);
}

nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

nav li {
  display: inline-block;
}

nav a {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-accent);
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.875rem;
  border: 4px solid var(--color-border);
  border-radius: var(--uf-radius);
  box-shadow: 4px 4px 0 var(--color-border);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

nav a:hover {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0 var(--color-border);
  background-color: var(--color-secondary);
  color: var(--color-surface);
}

nav a:active {
  transform: translate(4px, 4px);
  box-shadow: 0 0 0 var(--color-border);
}

main {
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: 2rem 1rem;
}

article {
  background-color: var(--color-surface);
  border: 6px solid var(--color-border);
  border-radius: var(--uf-radius);
  padding: 2rem 1.5rem;
  margin-bottom: 2rem;
  box-shadow: var(--uf-shadow);
}

section {
  margin-bottom: 2.5rem;
}

section:last-child {
  margin-bottom: 0;
}

.breadcrumbs {
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
}

.breadcrumbs ol {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

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

.breadcrumbs li:not(:last-child)::after {
  content: "→";
  margin-left: 0.5rem;
  color: var(--color-text-muted);
  font-weight: 700;
}

.breadcrumbs a {
  color: var(--color-secondary);
  text-decoration: underline;
}

blockquote {
  margin: 1.5rem 0;
  padding: 1.25rem 1.5rem;
  background-color: var(--color-background);
  border-left: 8px solid var(--color-accent);
  border-top: 4px solid var(--color-border);
  border-right: 4px solid var(--color-border);
  border-bottom: 4px solid var(--color-border);
  font-style: italic;
  color: var(--color-text);
  box-shadow: 4px 4px 0 var(--color-border);
}

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

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5rem 0;
  background-color: var(--color-surface);
  border: 5px solid var(--color-border);
  border-radius: var(--uf-radius);
  overflow: hidden;
  box-shadow: var(--uf-shadow);
}

caption {
  font-weight: 700;
  font-size: 1.125rem;
  text-align: left;
  padding: 1rem;
  background-color: var(--color-primary);
  color: var(--color-accent);
  text-transform: uppercase;
  border-bottom: 4px solid var(--color-border);
}

thead {
  background-color: var(--color-secondary);
  color: var(--color-surface);
}

th {
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.875rem;
  border-bottom: 4px solid var(--color-border);
}

td {
  padding: 1rem;
  border-bottom: 3px solid var(--color-border);
}

tbody tr {
  transition: background-color 0.2s ease;
}

tbody tr:nth-child(odd) {
  background-color: var(--color-background);
}

tbody tr:nth-child(even) {
  background-color: var(--color-surface);
}

tbody tr:hover {
  background-color: var(--color-accent);
}

tbody tr:last-child td {
  border-bottom: none;
}

details {
  margin: 1.5rem 0;
  background-color: var(--color-surface);
  border: 5px solid var(--color-border);
  border-radius: var(--uf-radius);
  box-shadow: var(--uf-shadow);
  overflow: hidden;
}

summary {
  padding: 1.25rem 1.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  cursor: pointer;
  background-color: var(--color-accent);
  color: var(--color-primary);
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color 0.2s ease;
  user-select: none;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "▼";
  font-size: 0.875rem;
  font-weight: 900;
  transition: transform 0.3s ease;
}

details[open] summary::after {
  transform: rotate(180deg);
}

summary:hover {
  background-color: var(--color-secondary);
  color: var(--color-surface);
}

summary:focus-visible {
  outline: 4px solid var(--color-secondary);
  outline-offset: -4px;
}

details .details-content {
  padding: 1.5rem;
  background-color: var(--color-surface);
  border-top: 4px solid var(--color-border);
}

details .details-content > *:last-child {
  margin-bottom: 0;
}

.faq-list {
  display: grid;
  gap: 1rem;
}

aside {
  background-color: var(--color-background);
  border: 5px solid var(--color-border);
  border-radius: var(--uf-radius);
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: 4px 4px 0 var(--color-border);
}

aside h2,
aside h3 {
  margin-top: 0;
}

footer {
  background-color: var(--color-primary);
  color: var(--color-surface);
  border-top: 6px solid var(--color-border);
  padding: 2rem 1rem;
  margin-top: 3rem;
  box-shadow: 0 -6px 0 var(--color-border);
}

footer .footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

footer p {
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
}

footer a {
  color: var(--color-accent);
  text-decoration: underline;
}

footer a:hover {
  color: var(--color-surface);
}

@media (min-width: 768px) {
  header .header-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  nav ul {
    gap: 1rem;
  }

  nav a {
    font-size: 1rem;
    padding: 0.625rem 1.25rem;
  }

  article {
    padding: 3rem 2.5rem;
  }

  main {
    padding: 3rem 2rem;
  }

  table {
    display: table;
  }

  thead {
    position: sticky;
    top: 0;
    z-index: 10;
  }

  th {
    position: sticky;
    top: 0;
  }
}

@media (min-width: 1024px) {
  main {
    padding: 4rem 2rem;
  }

  article {
    padding: 3.5rem 3rem;
  }

  .two-column-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  html {
    scroll-behavior: auto;
  }

  summary::after {
    transition: none;
  }

  nav a {
    transition: none;
  }

  a {
    transition: none;
  }

  tbody tr {
    transition: none;
  }

  summary {
    transition: none;
  }
}

@media print {
  body {
    background-color: white;
    color: black;
  }

  header {
    position: static;
    box-shadow: none;
    border-bottom: 2px solid black;
  }

  nav,
  aside {
    display: none;
  }

  article {
    border: 2px solid black;
    box-shadow: none;
    page-break-inside: avoid;
  }

  a {
    color: black;
    text-decoration: underline;
  }

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }

  table {
    border: 2px solid black;
    box-shadow: none;
  }

  thead {
    background-color: #eee;
    color: black;
  }

  details summary {
    background-color: #eee;
    color: black;
  }

  details[open] .details-content {
    display: block;
  }

  footer {
    border-top: 2px solid black;
    box-shadow: none;
    background-color: white;
    color: black;
  }
}