* {
  box-sizing: border-box;
}

html, body, h1, h2, h3, h4, h5, h6, p, blockquote, ul, ol, li, figure, figcaption, dl, dd {
  margin: 0;
  padding: 0;
}

:root {
  --color-primary: #b45309;
  --color-secondary: #78350f;
  --color-accent: #fde68a;
  --color-bg: #fffef7;
  --color-surface: #fefce8;
  --color-text: #422006;
  --color-text-muted: #92743d;
  --color-border: #e5dbb8;
  --font-main: 'Verdana', 'Geneva', 'Tahoma', sans-serif;
  --max-width: 1100px;
  --radius: 0;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: radial-gradient(circle, var(--color-border) 1px, transparent 1px);
  background-size: 20px 20px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: bold;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

h1 {
  font-size: 2.5rem;
  border: 5px solid var(--color-text);
  padding: 1rem;
  background-color: var(--color-accent);
  box-shadow: 8px 8px 0 var(--color-primary);
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2rem;
  border-bottom: 4px dashed var(--color-primary);
  padding-bottom: 0.5rem;
}

h3 {
  font-size: 1.5rem;
  border-left: 6px dotted var(--color-primary);
  padding-left: 1rem;
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-decoration-style: dotted;
  font-weight: bold;
  transition: color 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
}

a:hover {
  color: var(--color-secondary);
  background-color: var(--color-accent);
  box-shadow: 4px 4px 0 var(--color-border);
}

a:focus-visible {
  outline: 4px dashed var(--color-primary);
  outline-offset: 4px;
  background-color: var(--color-accent);
}

strong {
  font-weight: bold;
  color: var(--color-secondary);
}

em {
  font-style: italic;
  color: var(--color-primary);
}

blockquote {
  margin: 2rem 0;
  padding: 1.5rem;
  border-left: 8px solid var(--color-primary);
  background-color: var(--color-surface);
  background-image: repeating-linear-gradient(45deg, transparent, transparent 10px, var(--color-border) 10px, var(--color-border) 11px);
  font-style: italic;
  box-shadow: 6px 6px 0 var(--color-border);
}

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

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

.site-header {
  background-color: var(--color-surface);
  border-bottom: 6px solid var(--color-text);
  padding: 1.5rem 1rem;
  box-shadow: 0 8px 0 var(--color-primary);
  position: relative;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  right: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--color-text) 0, var(--color-text) 10px, var(--color-accent) 10px, var(--color-accent) 20px);
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  list-style: none;
  padding: 1rem;
  background-color: var(--color-primary);
  border: 4px dotted var(--color-secondary);
}

.site-nav a {
  color: var(--color-bg);
  text-decoration: none;
  padding: 0.5rem 1rem;
  border: 3px solid var(--color-secondary);
  background-color: var(--color-primary);
  display: block;
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
  font-weight: bold;
  text-transform: uppercase;
  font-size: 0.875rem;
}

.site-nav a:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-text);
  box-shadow: 4px 4px 0 var(--color-accent);
}

.site-nav a:focus-visible {
  outline: 3px dashed var(--color-accent);
  outline-offset: 3px;
}

.site-main {
  flex: 1;
  padding: 2rem 1rem;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  background-color: var(--color-surface);
  padding: 2rem;
  border: 5px solid var(--color-text);
  box-shadow: 12px 12px 0 var(--color-border);
  background-image: radial-gradient(circle, var(--color-accent) 1px, transparent 1px);
  background-size: 30px 30px;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  margin-bottom: 2rem;
  padding: 0.75rem;
  background-color: var(--color-bg);
  border: 3px dashed var(--color-border);
  font-size: 0.875rem;
}

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

.breadcrumbs li::after {
  content: '▸';
  margin-left: 0.5rem;
  color: var(--color-primary);
  font-weight: bold;
}

.breadcrumbs li:last-child::after {
  content: '';
}

.breadcrumbs a {
  text-decoration: none;
  color: var(--color-text-muted);
  padding: 0.25rem 0.5rem;
  border: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.breadcrumbs a:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background-color: transparent;
  box-shadow: none;
}

.card {
  background-color: var(--color-bg);
  border: 4px solid var(--color-text);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  box-shadow: 8px 8px 0 var(--color-primary);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card:hover {
  box-shadow: 12px 12px 0 var(--color-secondary);
  border-color: var(--color-primary);
}

.card h2,
.card h3,
.card h4 {
  border: none;
  padding: 0;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 2rem 0;
  border: 4px solid var(--color-text);
  background-color: var(--color-bg);
  box-shadow: 6px 6px 0 var(--color-border);
}

table thead {
  background-color: var(--color-primary);
  color: var(--color-bg);
}

table th {
  padding: 1rem;
  text-align: left;
  font-weight: bold;
  border: 2px dotted var(--color-secondary);
  text-transform: uppercase;
  font-size: 0.875rem;
}

table td {
  padding: 0.875rem 1rem;
  border: 2px dotted var(--color-border);
}

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

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

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

table tbody tr:hover {
  background-color: var(--color-accent);
  border: 2px solid var(--color-primary);
}

details {
  margin: 1.5rem 0;
  border: 4px solid var(--color-text);
  background-color: var(--color-surface);
  box-shadow: 6px 6px 0 var(--color-border);
}

summary {
  padding: 1rem;
  cursor: pointer;
  font-weight: bold;
  background-color: var(--color-accent);
  border-bottom: 3px dashed var(--color-text);
  user-select: none;
  transition: background-color 0.2s ease, box-shadow 0.2s ease;
  list-style: none;
  position: relative;
  padding-left: 2.5rem;
}

summary::before {
  content: '▸';
  position: absolute;
  left: 1rem;
  transition: transform 0.2s ease;
  color: var(--color-primary);
  font-weight: bold;
}

details[open] summary::before {
  transform: rotate(90deg);
}

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

summary:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  box-shadow: inset 4px 4px 0 var(--color-secondary);
}

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

details[open] summary {
  border-bottom: 3px solid var(--color-text);
}

details > *:not(summary) {
  padding: 1.5rem;
  background-image: repeating-linear-gradient(0deg, transparent, transparent 19px, var(--color-border) 19px, var(--color-border) 20px);
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-bg);
  padding: 2rem 1rem;
  margin-top: 3rem;
  border-top: 6px solid var(--color-text);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -12px;
  left: 0;
  right: 0;
  height: 6px;
  background-image: repeating-linear-gradient(90deg, var(--color-accent) 0, var(--color-accent) 20px, var(--color-text) 20px, var(--color-text) 40px);
}

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

.site-footer a:hover {
  color: var(--color-bg);
  background-color: var(--color-primary);
}

ul, ol {
  margin: 1rem 0 1rem 2rem;
}

li {
  margin-bottom: 0.5rem;
  padding-left: 0.5rem;
}

ul li::marker {
  color: var(--color-primary);
}

ol li::marker {
  color: var(--color-primary);
  font-weight: bold;
}

button,
input[type="submit"],
input[type="button"] {
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: bold;
  padding: 0.75rem 1.5rem;
  background-color: var(--color-primary);
  color: var(--color-bg);
  border: 4px solid var(--color-text);
  cursor: pointer;
  transition: background-color 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  box-shadow: 5px 5px 0 var(--color-secondary);
  text-transform: uppercase;
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  background-color: var(--color-secondary);
  box-shadow: 8px 8px 0 var(--color-border);
  border-color: var(--color-primary);
}

button:focus-visible,
input[type="submit"]:focus-visible,
input[type="button"]:focus-visible {
  outline: 4px dashed var(--color-accent);
  outline-offset: 4px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
textarea,
select {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: 0.75rem;
  border: 3px solid var(--color-text);
  background-color: var(--color-bg);
  color: var(--color-text);
  width: 100%;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  background-image: repeating-linear-gradient(45deg, transparent, transparent 5px, var(--color-border) 5px, var(--color-border) 6px);
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 4px 4px 0 var(--color-accent);
}

@media (min-width: 768px) {
  body {
    font-size: 18px;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  .site-nav {
    justify-content: center;
  }

  .site-main {
    padding: 3rem 2rem;
  }

  .container {
    padding: 3rem;
    display: grid;
    gap: 2rem;
  }

  .card {
    padding: 2rem;
  }

  table th,
  table td {
    padding: 1.25rem;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.5rem;
    padding: 1.5rem;
  }

  .site-header {
    padding: 2rem;
  }

  .site-nav {
    gap: 1.5rem;
  }

  .site-nav a {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }

  .container {
    padding: 4rem;
  }

  .card {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
  }
}

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

  summary::before {
    transition: none;
  }
}

@media print {
  body {
    background: white;
    background-image: none;
  }

  .site-header,
  .site-nav,
  .site-footer,
  .breadcrumbs {
    display: none;
  }

  .container {
    max-width: 100%;
    border: none;
    box-shadow: none;
    padding: 0;
    background-image: none;
  }

  .card {
    border: 1px solid black;
    box-shadow: none;
    page-break-inside: avoid;
  }

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

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