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

:root {
  --color-primary: #2d6a4f;
  --color-secondary: #1b4332;
  --color-accent: #d8f3dc;
  --color-bg: #ffffff;
  --color-surface: #f0faf4;
  --color-text: #1b3a2a;
  --color-text-muted: #5c7a6b;
  --color-border: #c8ddd0;
  --font-main: 'Georgia', 'Times New Roman', 'Palatino', serif;
  --max-width: 1100px;
  --radius: 0px;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--color-secondary);
  text-shadow: 3px 3px 0px var(--color-accent);
}

h1 {
  font-size: 3rem;
  border: 6px solid var(--color-secondary);
  padding: 1.5rem;
  background-color: var(--color-surface);
  margin-bottom: 2rem;
  text-transform: uppercase;
  letter-spacing: 2px;
}

h2 {
  font-size: 2.25rem;
  border-left: 8px solid var(--color-primary);
  padding-left: 1rem;
  margin-top: 2rem;
}

h3 {
  font-size: 1.75rem;
  border-bottom: 4px solid var(--color-accent);
  padding-bottom: 0.5rem;
  margin-top: 1.5rem;
}

h4 {
  font-size: 1.5rem;
  margin-top: 1.5rem;
}

h5 {
  font-size: 1.25rem;
  margin-top: 1rem;
}

h6 {
  font-size: 1.125rem;
  margin-top: 1rem;
  color: var(--color-primary);
}

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 3px solid var(--color-primary);
  font-weight: 600;
  transition: all 0.2s ease;
  outline: 2px solid transparent;
  outline-offset: 4px;
}

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

a:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 4px;
  background-color: var(--color-accent);
}

strong {
  font-weight: 700;
  color: var(--color-secondary);
}

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

blockquote {
  border-left: 8px solid var(--color-primary);
  background-color: var(--color-surface);
  padding: 1.5rem 2rem;
  margin: 2rem 0;
  font-style: italic;
  border-top: 4px solid var(--color-border);
  border-bottom: 4px solid var(--color-border);
  box-shadow: 6px 6px 0px var(--color-accent);
}

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

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

.site-header {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  border-bottom: 8px solid var(--color-primary);
  padding: 2rem 1rem;
  box-shadow: 0 8px 0 var(--color-accent);
}

.site-header h1 {
  color: var(--color-accent);
  text-shadow: 4px 4px 0px var(--color-primary);
  border-color: var(--color-accent);
  background-color: var(--color-secondary);
  margin-bottom: 0;
}

.site-nav {
  background-color: var(--color-surface);
  border-bottom: 5px solid var(--color-border);
  padding: 0;
}

.site-nav ul {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-nav li {
  flex: 1 1 auto;
  min-width: 120px;
}

.site-nav a {
  display: block;
  padding: 1.25rem 1.5rem;
  border-bottom: none;
  border-right: 3px solid var(--color-border);
  text-align: center;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.2s ease;
  background-color: var(--color-surface);
}

.site-nav a:hover {
  background-color: var(--color-primary);
  color: var(--color-accent);
  box-shadow: inset 0 -6px 0 var(--color-secondary);
}

.site-nav a:focus-visible {
  outline: 3px solid var(--color-secondary);
  outline-offset: -3px;
  z-index: 1;
  position: relative;
}

.site-main {
  flex: 1;
  padding: 3rem 1rem;
  width: 100%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 2rem;
  padding: 1rem;
  background-color: var(--color-surface);
  border: 3px solid var(--color-border);
  border-left: 6px solid var(--color-primary);
  list-style: none;
}

.breadcrumbs li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.breadcrumbs li:not(:last-child)::after {
  content: '→';
  font-weight: 700;
  color: var(--color-primary);
}

.breadcrumbs a {
  font-size: 0.95rem;
  border-bottom-width: 2px;
}

.card {
  background-color: var(--color-surface);
  border: 5px solid var(--color-secondary);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 8px 8px 0px var(--color-accent);
  transition: all 0.2s ease;
}

.card:hover {
  box-shadow: 12px 12px 0px var(--color-primary);
  transform: translate(-2px, -2px);
}

.card h2, .card h3 {
  text-shadow: 2px 2px 0px var(--color-accent);
  margin-top: 0;
}

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

table thead {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  text-shadow: 2px 2px 0px var(--color-primary);
}

table th {
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  border-right: 3px solid var(--color-primary);
  border-bottom: 4px solid var(--color-primary);
}

table th:last-child {
  border-right: none;
}

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

table td:last-child {
  border-right: none;
}

table tbody tr {
  transition: all 0.2s ease;
}

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

table tbody tr:hover {
  background-color: var(--color-accent);
  outline: 3px solid var(--color-primary);
  outline-offset: -3px;
}

details {
  border: 4px solid var(--color-border);
  border-left: 8px solid var(--color-primary);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
  background-color: var(--color-surface);
  transition: all 0.2s ease;
}

details[open] {
  border-color: var(--color-secondary);
  box-shadow: 6px 6px 0px var(--color-accent);
}

summary {
  cursor: pointer;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-secondary);
  margin-bottom: 0;
  padding: 0.5rem;
  list-style: none;
  border: 3px solid transparent;
  transition: all 0.2s ease;
  outline: 2px solid transparent;
  outline-offset: 4px;
}

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

summary::before {
  content: '▶';
  display: inline-block;
  margin-right: 0.75rem;
  transition: transform 0.2s ease;
  font-size: 0.875em;
  color: var(--color-primary);
}

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

summary:hover {
  background-color: var(--color-accent);
  border-color: var(--color-primary);
}

summary:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 4px;
}

details[open] summary {
  margin-bottom: 1.5rem;
  border-bottom: 3px solid var(--color-border);
  padding-bottom: 1rem;
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  border-top: 8px solid var(--color-primary);
  padding: 3rem 1rem 2rem;
  margin-top: auto;
  box-shadow: 0 -8px 0 var(--color-accent);
}

.site-footer p {
  text-align: center;
  margin-bottom: 0.5rem;
  text-shadow: 2px 2px 0px var(--color-primary);
}

.site-footer a {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.site-footer a:hover {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: 3px 3px 0px var(--color-primary);
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 2rem;
}

li {
  margin-bottom: 0.5rem;
}

ul {
  list-style-type: square;
}

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

ol li::marker {
  color: var(--color-primary);
  font-weight: 700;
}

code {
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  padding: 0.25rem 0.5rem;
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-secondary);
}

pre {
  background-color: var(--color-surface);
  border: 4px solid var(--color-secondary);
  border-left: 8px solid var(--color-primary);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
  box-shadow: 6px 6px 0px var(--color-accent);
}

pre code {
  border: none;
  padding: 0;
  background: none;
}

hr {
  border: none;
  border-top: 5px solid var(--color-border);
  margin: 3rem 0;
  box-shadow: 0 3px 0 var(--color-accent);
}

input, textarea, select, button {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border: 3px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: all 0.2s ease;
}

input:focus, textarea:focus, select:focus {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-color: var(--color-secondary);
  background-color: var(--color-surface);
}

button {
  background-color: var(--color-primary);
  color: var(--color-accent);
  border: 4px solid var(--color-secondary);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  cursor: pointer;
  box-shadow: 4px 4px 0px var(--color-secondary);
  transition: all 0.2s ease;
}

button:hover {
  background-color: var(--color-secondary);
  box-shadow: 6px 6px 0px var(--color-primary);
  transform: translate(-1px, -1px);
}

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

button:active {
  transform: translate(2px, 2px);
  box-shadow: 2px 2px 0px var(--color-secondary);
}

@media (min-width: 768px) {
  h1 {
    font-size: 4rem;
  }

  h2 {
    font-size: 2.75rem;
  }

  h3 {
    font-size: 2rem;
  }

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

  .site-main {
    padding: 4rem 2rem;
  }

  .site-nav a {
    padding: 1.5rem 2rem;
  }

  .card {
    padding: 2.5rem;
  }

  blockquote {
    padding: 2rem 3rem;
    margin: 3rem 0;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 4.5rem;
  }

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

  .site-nav li {
    flex: 0 1 auto;
  }

  .site-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  body {
    display: grid;
    grid-template-rows: auto auto 1fr auto;
  }
}

@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;
  }

  summary::before {
    transition: none;
  }
}

@media print {
  .site-nav, .site-footer {
    display: none;
  }

  .site-header {
    border-bottom-width: 2px;
    box-shadow: none;
    padding: 1rem;
  }

  .site-main {
    padding: 1rem;
  }

  .container {
    max-width: 100%;
  }

  a {
    color: var(--color-text);
    border-bottom-width: 1px;
  }

  .card {
    border-width: 2px;
    box-shadow: none;
    page-break-inside: avoid;
  }

  h1, h2, h3, h4, h5, h6 {
    text-shadow: none;
    page-break-after: avoid;
  }

  blockquote, pre, table {
    page-break-inside: avoid;
  }

  table {
    border-width: 2px;
  }

  table th {
    border-width: 1px;
  }

  table td {
    border-width: 1px;
  }
}