*, *::before, *::after {
  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: 'Georgia', 'Times New Roman', 'Palatino', serif;
  --max-width: 1100px;
  --radius: 2px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

body {
  font-family: var(--font-main);
  font-size: 18px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

h1::before {
  content: '';
  position: absolute;
  left: -0.5rem;
  top: 0.5rem;
  width: 4px;
  height: 60%;
  background-color: var(--color-primary);
}

h2 {
  font-size: 2.5rem;
  color: var(--color-primary);
  margin-top: 3rem;
  transform: translateX(-1rem);
}

h3 {
  font-size: 1.875rem;
  color: var(--color-secondary);
  margin-top: 2rem;
}

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

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

h6 {
  font-size: 1.125rem;
  margin-top: 1rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

p {
  margin-bottom: 1.25rem;
  max-width: 70ch;
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 3px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

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

a:focus-visible {
  outline: 3px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius);
}

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

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

blockquote {
  margin: 2rem 0 2rem 2rem;
  padding: 1.5rem 2rem;
  background-color: var(--color-surface);
  border-left: 6px solid var(--color-primary);
  font-style: italic;
  position: relative;
  transform: translateX(1rem);
}

blockquote::before {
  content: '';
  position: absolute;
  top: -0.5rem;
  right: -0.5rem;
  width: 100%;
  height: 100%;
  background-color: var(--color-accent);
  z-index: -1;
}

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

.site-header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 2rem 0;
  position: relative;
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 10%;
  width: 30%;
  height: 4px;
  background-color: var(--color-primary);
}

.site-nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 1.5rem;
}

.site-nav a {
  text-decoration: none;
  padding: 0.75rem 1.25rem;
  border: 2px solid var(--color-border);
  background-color: var(--color-bg);
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

.site-nav a:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  border-color: var(--color-primary);
  transform: translateX(0.5rem);
}

.site-main {
  min-height: 60vh;
  padding: 3rem 0;
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-accent);
  padding: 3rem 0 2rem;
  margin-top: 6rem;
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -2rem;
  left: 5%;
  width: 40%;
  height: 2rem;
  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);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-left: 1rem;
  border-left: 3px solid var(--color-accent);
}

.breadcrumbs a {
  color: var(--color-text-muted);
  text-decoration: 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);
  padding: 2rem;
  margin-bottom: 2rem;
  position: relative;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card::after {
  content: '';
  position: absolute;
  top: 0.75rem;
  right: -0.75rem;
  width: 100%;
  height: 100%;
  border: 1px solid var(--color-border);
  z-index: -1;
  transition: transform 0.2s ease;
}

.card:hover {
  box-shadow: 0 4px 12px rgba(87, 113, 59, 0.15);
  transform: translate(-0.25rem, -0.25rem);
}

.card:hover::after {
  transform: translate(0.25rem, 0.25rem);
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  font-size: 0.9375rem;
}

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

table th {
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  border-bottom: 2px solid var(--color-secondary);
}

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

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

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

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

details {
  margin: 1.5rem 0;
  border: 2px solid var(--color-border);
  background-color: var(--color-surface);
  position: relative;
}

details::before {
  content: '';
  position: absolute;
  top: 0.5rem;
  left: -0.5rem;
  width: 3px;
  height: calc(100% - 1rem);
  background-color: var(--color-accent);
}

summary {
  padding: 1.25rem 1.5rem;
  cursor: pointer;
  font-weight: 700;
  color: var(--color-primary);
  list-style: none;
  transition: background-color 0.2s ease, color 0.2s ease;
  user-select: none;
}

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

summary::before {
  content: '▶';
  display: inline-block;
  margin-right: 0.75rem;
  transition: transform 0.2s ease;
}

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

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

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

details[open] {
  border-color: var(--color-primary);
}

details > *:not(summary) {
  padding: 0 1.5rem 1.5rem;
  animation: slideDown 0.2s ease;
}

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

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

  h1::before {
    width: 6px;
    left: -1rem;
  }

  h2 {
    font-size: 3rem;
    transform: translateX(-2rem);
  }

  .site-header {
    padding: 2.5rem 0;
  }

  .site-nav {
    flex-direction: row;
    gap: 0;
    margin-top: 2rem;
  }

  .site-nav a {
    margin-right: -1px;
    position: relative;
  }

  .site-nav a:nth-child(odd) {
    top: 0.5rem;
  }

  .site-nav a:nth-child(even) {
    top: -0.5rem;
  }

  .container {
    padding: 0 2rem;
  }

  .site-main {
    padding: 4rem 0;
  }

  .card {
    padding: 2.5rem;
  }

  blockquote {
    margin-left: 3rem;
    transform: translateX(2rem);
  }

  table {
    font-size: 1rem;
  }
}

@media (min-width: 1024px) {
  body {
    font-size: 19px;
  }

  h1 {
    font-size: 5.5rem;
  }

  h2 {
    font-size: 3.5rem;
    transform: translateX(-3rem);
  }

  .site-header {
    padding: 3rem 0;
  }

  .site-nav {
    gap: 0.5rem;
  }

  .site-nav a:nth-child(odd) {
    top: 0.75rem;
  }

  .site-nav a:nth-child(even) {
    top: -0.75rem;
  }

  .site-main {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    padding: 5rem 0;
  }

  .site-main > * {
    grid-column: 1 / -1;
  }

  .site-main > h1,
  .site-main > h2 {
    grid-column: 1 / -1;
  }

  .card:nth-of-type(odd) {
    grid-column: 1 / 2;
    transform: translateY(-1.5rem);
  }

  .card:nth-of-type(even) {
    grid-column: 2 / 3;
    transform: translateY(1.5rem);
  }

  blockquote {
    grid-column: 1 / -1;
    max-width: 80%;
    margin-left: auto;
    margin-right: 10%;
  }

  .site-footer::before {
    width: 30%;
    left: 15%;
  }
}

@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;
  }

  details > *:not(summary) {
    animation: none;
  }

  .card:hover {
    transform: none;
  }

  .card:hover::after {
    transform: none;
  }

  .site-nav a:hover {
    transform: none;
  }
}

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

  .site-header {
    border-bottom: 2px solid var(--color-text);
  }

  .site-header::after {
    display: none;
  }

  .site-footer {
    background-color: transparent;
    color: var(--color-text);
    border-top: 2px solid var(--color-text);
  }

  .site-footer::before {
    display: none;
  }

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

  .site-main {
    display: block;
    padding: 1rem 0;
  }

  .card {
    break-inside: avoid;
    page-break-inside: avoid;
    border: 1px solid var(--color-text);
  }

  .card::after {
    display: none;
  }

  blockquote {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  blockquote::before {
    display: none;
  }

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

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.875em;
  }
}