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

:root {
  --color-primary: #57713b;
  --color-secondary: #3a4d25;
  --color-accent: #c8daa8;
  --color-bg: #fcfdf8;
  --color-surface: #f4f7ee;
  --color-text: #252e18;
  --color-text-muted: #6e7d5a;
  --color-border: #d0d8c2;
  --font-main: 'Verdana', 'Geneva', 'Tahoma', sans-serif;
  --max-width: 1100px;
  --radius: 4px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.3;
  font-weight: 600;
  color: var(--color-secondary);
  margin-bottom: var(--spacing-sm);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
  letter-spacing: -0.02em;
  position: relative;
  left: -0.15rem;
}

h2 {
  font-size: 2rem;
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  transform: translateX(-0.25rem);
}

h3 {
  font-size: 1.5rem;
  margin-top: var(--spacing-md);
  color: var(--color-primary);
}

h4 {
  font-size: 1.25rem;
  margin-top: var(--spacing-md);
}

h5 {
  font-size: 1.1rem;
  margin-top: var(--spacing-sm);
}

h6 {
  font-size: 1rem;
  margin-top: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

p {
  margin-bottom: var(--spacing-sm);
  max-width: 65ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid var(--color-accent);
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
  padding-bottom: 1px;
}

a:hover {
  color: var(--color-secondary);
  border-bottom-color: var(--color-primary);
  background-color: rgba(200, 218, 168, 0.2);
}

a:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--radius);
}

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

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

blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  padding-left: var(--spacing-lg);
  background-color: var(--color-surface);
  border-left: 5px solid var(--color-primary);
  font-style: italic;
  color: var(--color-text-muted);
  position: relative;
  left: var(--spacing-sm);
  box-shadow: 3px 3px 0 rgba(87, 113, 59, 0.1);
}

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: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  position: relative;
  overflow: hidden;
}

.site-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 40%;
  height: 200%;
  background-color: var(--color-accent);
  opacity: 0.15;
  transform: rotate(-12deg);
  pointer-events: none;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  position: relative;
  z-index: 1;
}

.site-header h1 {
  margin: 0;
  font-size: 1.75rem;
  color: var(--color-secondary);
  transform: translateX(0.5rem);
}

.site-header a {
  border: none;
  padding: 0;
}

.site-header a:hover {
  background-color: transparent;
  color: var(--color-primary);
}

.site-nav {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
  flex-wrap: wrap;
}

.site-nav a {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text);
  border: none;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius);
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.site-nav a:hover {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: 2px 2px 0 rgba(58, 77, 37, 0.15);
  transform: translate(-1px, -1px);
}

.site-nav a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.site-main {
  min-height: 60vh;
  padding: var(--spacing-xl) 0;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.breadcrumbs {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
  align-items: center;
  padding-left: var(--spacing-sm);
}

.breadcrumbs a {
  color: var(--color-text-muted);
  border: none;
  transition: color 0.2s ease;
}

.breadcrumbs a:hover {
  color: var(--color-primary);
  background-color: transparent;
}

.breadcrumbs span {
  color: var(--color-border);
}

.card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
  left: 0;
}

.card:nth-child(odd) {
  transform: translateX(var(--spacing-sm));
}

.card:nth-child(even) {
  transform: translateX(calc(-1 * var(--spacing-sm)));
}

.card:hover {
  box-shadow: 5px 5px 0 rgba(87, 113, 59, 0.15);
  border-color: var(--color-primary);
}

.card h3 {
  margin-top: 0;
  transform: none;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  font-size: 0.95rem;
  position: relative;
  left: var(--spacing-xs);
}

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

table th {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  font-weight: 600;
  border-bottom: 2px solid var(--color-secondary);
}

table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

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

table tbody tr:nth-child(odd) {
  background-color: rgba(200, 218, 168, 0.1);
}

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

details {
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-surface);
  overflow: hidden;
  position: relative;
  right: calc(-1 * var(--spacing-xs));
}

summary {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-weight: 600;
  color: var(--color-secondary);
  background-color: rgba(200, 218, 168, 0.2);
  transition: background-color 0.2s ease, color 0.2s ease;
  user-select: none;
  list-style: none;
  position: relative;
}

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

summary::before {
  content: '▶';
  display: inline-block;
  margin-right: var(--spacing-sm);
  transition: transform 0.2s ease;
  color: var(--color-primary);
}

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

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

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

details div {
  padding: var(--spacing-md);
  animation: slideDown 0.2s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  padding: var(--spacing-lg) 0;
  margin-top: var(--spacing-xl);
  border-top: 3px solid var(--color-primary);
  position: relative;
}

.site-footer::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 10%;
  width: 30%;
  height: 60%;
  background-color: var(--color-primary);
  opacity: 0.1;
  transform: skewX(-15deg);
  pointer-events: none;
}

.site-footer .container {
  position: relative;
  z-index: 1;
}

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

.site-footer a:hover {
  color: var(--color-bg);
  border-bottom-color: var(--color-accent);
  background-color: rgba(200, 218, 168, 0.1);
}

.site-footer p {
  color: var(--color-accent);
  max-width: none;
}

ul, ol {
  margin: var(--spacing-sm) 0;
  padding-left: var(--spacing-lg);
}

li {
  margin-bottom: var(--spacing-xs);
  padding-left: var(--spacing-xs);
}

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

code {
  font-family: 'Courier New', monospace;
  background-color: var(--color-surface);
  padding: 2px 6px;
  border-radius: var(--radius);
  font-size: 0.9em;
  color: var(--color-secondary);
  border: 1px solid var(--color-border);
}

pre {
  background-color: var(--color-surface);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  overflow-x: auto;
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  position: relative;
  left: var(--spacing-sm);
}

pre code {
  background-color: transparent;
  padding: 0;
  border: none;
  display: block;
}

hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: var(--spacing-lg) 0;
  position: relative;
  left: var(--spacing-md);
  width: calc(100% - var(--spacing-lg));
}

input, textarea, select, button {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-bg);
  color: var(--color-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(87, 113, 59, 0.2);
}

button {
  background-color: var(--color-primary);
  color: var(--color-bg);
  border: 2px solid var(--color-primary);
  padding: var(--spacing-xs) var(--spacing-md);
  cursor: pointer;
  font-weight: 600;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  box-shadow: 3px 3px 0 rgba(58, 77, 37, 0.2);
  transform: translate(-1px, -1px);
}

button:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 2px;
}

button:active {
  transform: translate(1px, 1px);
  box-shadow: 1px 1px 0 rgba(58, 77, 37, 0.2);
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
    transform: translateX(-0.5rem);
  }

  h3 {
    font-size: 1.75rem;
  }

  .site-header .container {
    flex-wrap: nowrap;
  }

  .site-main {
    padding: var(--spacing-xl) 0;
  }

  .container {
    padding: 0 var(--spacing-lg);
  }

  .card:nth-child(odd) {
    transform: translateX(var(--spacing-md));
  }

  .card:nth-child(even) {
    transform: translateX(calc(-1 * var(--spacing-md)));
  }

  blockquote {
    left: var(--spacing-md);
    padding-left: var(--spacing-xl);
  }

  table {
    left: var(--spacing-sm);
  }
}

@media (min-width: 1024px) {
  body {
    font-size: 18px;
  }

  h1 {
    font-size: 3.5rem;
    left: -0.25rem;
  }

  h2 {
    font-size: 2.5rem;
    transform: translateX(-0.75rem);
  }

  .site-main {
    display: grid;
    grid-template-columns: 1fr minmax(auto, var(--max-width)) 1fr;
    gap: var(--spacing-lg);
    padding: var(--spacing-xl) 0;
  }

  .site-main .container {
    grid-column: 2;
  }

  .card {
    padding: var(--spacing-lg);
  }

  .card:nth-child(odd) {
    transform: translateX(var(--spacing-lg));
  }

  .card:nth-child(even) {
    transform: translateX(calc(-1 * var(--spacing-lg)));
  }

  details {
    right: calc(-1 * var(--spacing-sm));
  }

  blockquote {
    left: var(--spacing-lg);
  }

  pre {
    left: var(--spacing-md);
  }

  hr {
    left: var(--spacing-lg);
    width: calc(100% - var(--spacing-xl));
  }
}

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

  details div {
    animation: none;
  }

  summary::before {
    transition: none;
  }
}

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

  .site-main {
    padding: 0;
    display: block;
  }

  .container {
    max-width: 100%;
    padding: 0;
  }

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

  .card {
    border: 1px solid #000;
    page-break-inside: avoid;
    transform: none !important;
  }

  table {
    page-break-inside: avoid;
  }

  h1, h2, h3, h4, h5, h6 {
    page-break-after: avoid;
  }

  body {
    background-color: #fff;
  }
}