/* CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, picture, video, canvas, svg {
  display: block;
  max-width: 100%;
}

input, button, textarea, select {
  font: inherit;
}

p, h1, h2, h3, h4, h5, h6 {
  overflow-wrap: break-word;
}

/* CSS Variables */
: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: 'Georgia', 'Times New Roman', 'Palatino', serif;
  --max-width: 1100px;
  --radius: 2px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --grid-gap: 2rem;
}

/* Base Typography */
body {
  font-family: var(--font-main);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

h1 {
  font-size: 3.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  left: -0.125rem;
}

h2 {
  font-size: 2.75rem;
  margin-top: 2.5rem;
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 2rem;
  margin-top: 2rem;
}

h4 {
  font-size: 1.5rem;
  margin-top: 1.75rem;
}

h5 {
  font-size: 1.25rem;
  margin-top: 1.5rem;
}

h6 {
  font-size: 1.125rem;
  margin-top: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 1.25rem;
  max-width: 65ch;
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 0.125rem;
  text-underline-offset: 0.25rem;
  transition: color 0.2s ease, background-color 0.2s ease;
}

a:hover {
  color: var(--color-secondary);
  background-color: var(--color-accent);
  text-decoration-thickness: 0.1875rem;
}

a:focus-visible {
  outline: 0.1875rem solid var(--color-primary);
  outline-offset: 0.25rem;
  background-color: var(--color-accent);
}

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

em {
  font-style: italic;
}

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

/* Blockquote */
blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md) var(--spacing-md) var(--spacing-md) var(--spacing-lg);
  background-color: var(--color-surface);
  border-left: 0.375rem solid var(--color-primary);
  font-style: italic;
  position: relative;
  left: var(--spacing-sm);
}

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

/* Layout - Site Header */
.site-header {
  background-color: var(--color-surface);
  border-bottom: 0.0625rem solid var(--color-border);
  padding: var(--spacing-md) var(--spacing-sm);
  position: relative;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -0.5rem;
  left: 2rem;
  width: 8rem;
  height: 0.5rem;
  background-color: var(--color-accent);
}

/* Site Navigation */
.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
}

.site-nav a {
  text-decoration: none;
  font-weight: 600;
  letter-spacing: 0.025em;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 0.125rem solid transparent;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

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

.site-nav a:focus-visible {
  border-color: var(--color-primary);
}

/* Main Content */
.site-main {
  min-height: 60vh;
  padding: var(--spacing-lg) var(--spacing-sm);
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

/* Breadcrumbs */
.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  padding-left: 0.5rem;
  position: relative;
  left: -0.5rem;
}

.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: none;
}

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

.breadcrumbs::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 0.1875rem;
  background-color: var(--color-accent);
}

/* Footer */
.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  padding: var(--spacing-lg) var(--spacing-sm);
  margin-top: var(--spacing-xl);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -1.5rem;
  right: 3rem;
  width: 12rem;
  height: 1.5rem;
  background-color: var(--color-primary);
}

.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);
}

/* Card Component */
.card {
  background-color: var(--color-surface);
  border: 0.0625rem solid var(--color-border);
  padding: var(--spacing-md);
  border-radius: var(--radius);
  position: relative;
  margin-bottom: var(--spacing-md);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}

.card::before {
  content: '';
  position: absolute;
  top: -0.75rem;
  left: var(--spacing-md);
  width: 3rem;
  height: 0.375rem;
  background-color: var(--color-primary);
}

.card:hover {
  box-shadow: 0.5rem 0.5rem 0 var(--color-accent);
  border-color: var(--color-primary);
}

.card h3 {
  margin-top: 0;
}

/* Table Styles */
table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
  background-color: var(--color-surface);
  border: 0.0625rem solid var(--color-border);
  font-size: 1rem;
  position: relative;
  left: 1rem;
}

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: 700;
  letter-spacing: 0.025em;
  border-bottom: 0.125rem solid var(--color-secondary);
}

table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 0.0625rem solid var(--color-border);
}

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

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

table tbody tr:hover {
  background-color: var(--color-accent);
  transition: background-color 0.2s ease;
}

table tbody tr:hover td {
  color: var(--color-secondary);
}

/* Details/Summary Accordion */
details {
  border: 0.0625rem solid var(--color-border);
  background-color: var(--color-surface);
  margin-bottom: var(--spacing-sm);
  border-radius: var(--radius);
  overflow: hidden;
  position: relative;
}

details::after {
  content: '';
  position: absolute;
  left: -0.5rem;
  top: 1rem;
  width: 0.25rem;
  height: 1.5rem;
  background-color: var(--color-primary);
  transition: height 0.2s ease;
}

details[open]::after {
  height: calc(100% - 2rem);
}

summary {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-weight: 600;
  color: var(--color-secondary);
  background-color: var(--color-surface);
  border-bottom: 0.0625rem solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease;
  list-style: none;
  position: relative;
  padding-left: var(--spacing-lg);
}

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

summary::before {
  content: '→';
  position: absolute;
  left: var(--spacing-md);
  transition: transform 0.2s ease;
  font-weight: 700;
}

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

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

summary:focus-visible {
  outline: 0.1875rem solid var(--color-primary);
  outline-offset: -0.1875rem;
}

details[open] summary {
  border-bottom-color: var(--color-border);
  background-color: var(--color-bg);
}

details > *:not(summary) {
  padding: var(--spacing-md);
  animation: slideDown 0.2s ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-0.5rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Focus Visible States */
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 0.1875rem solid var(--color-primary);
  outline-offset: 0.125rem;
}

/* Responsive - Tablet */
@media (min-width: 768px) {
  h1 {
    font-size: 4.5rem;
    left: -2rem;
  }

  h2 {
    font-size: 3.25rem;
  }

  h3 {
    font-size: 2.25rem;
  }

  .container {
    grid-template-columns: repeat(12, 1fr);
    padding: 0 var(--spacing-md);
  }

  .site-header {
    padding: var(--spacing-lg) var(--spacing-md);
  }

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

  .site-nav {
    gap: var(--spacing-lg);
  }

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

  blockquote {
    left: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-lg);
    padding-left: var(--spacing-xl);
  }

  table {
    left: 2rem;
  }
}

/* Responsive - Desktop */
@media (min-width: 1024px) {
  :root {
    --grid-gap: 3rem;
  }

  h1 {
    font-size: 5.5rem;
    left: -3rem;
  }

  .container {
    gap: var(--grid-gap);
  }

  .site-header::after {
    width: 12rem;
    left: 4rem;
  }

  .site-footer::before {
    width: 18rem;
    right: 6rem;
    top: -2rem;
    height: 2rem;
  }

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

  .card::before {
    width: 4.5rem;
    height: 0.5rem;
    top: -1rem;
  }

  .card:hover {
    box-shadow: 0.75rem 0.75rem 0 var(--color-accent);
  }

  table {
    font-size: 1.0625rem;
  }

  details {
    margin-bottom: var(--spacing-md);
  }
}

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

  details[open] summary::before {
    transition: none;
  }

  @keyframes slideDown {
    from, to {
      opacity: 1;
      transform: none;
    }
  }
}

/* Print Styles */
@media print {
  .site-nav,
  .breadcrumbs {
    display: none;
  }

  .site-header,
  .site-footer {
    background: none;
    border: none;
    padding: var(--spacing-sm) 0;
  }

  .site-header::after,
  .site-footer::before {
    display: none;
  }

  .site-main {
    padding: 0;
  }

  .container {
    max-width: 100%;
    grid-template-columns: 1fr;
  }

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

  .card {
    border: 0.0625rem solid var(--color-text);
    break-inside: avoid;
    box-shadow: none;
  }

  .card::before {
    display: none;
  }

  table {
    left: 0;
  }

  details {
    border: 0.0625rem solid var(--color-text);
  }

  details::after {
    display: none;
  }

  summary::before {
    content: '';
  }
}