* {
  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: 0;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
}

html {
  font-size: 16px;
  line-height: 1.6;
}

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

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

h1 {
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
  position: relative;
  padding-left: 2rem;
}

h1::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5rem;
  width: 0.5rem;
  height: calc(100% - 1rem);
  background-color: var(--color-primary);
}

h2 {
  font-size: 2.25rem;
  color: var(--color-secondary);
  margin-top: var(--spacing-lg);
  transform: translateX(-1rem);
}

h3 {
  font-size: 1.75rem;
  color: var(--color-primary);
  border-left: 4px solid var(--color-accent);
  padding-left: var(--spacing-sm);
}

h4 {
  font-size: 1.5rem;
  margin-top: var(--spacing-md);
}

h5 {
  font-size: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h6 {
  font-size: 1rem;
  color: var(--color-text-muted);
}

p {
  margin-bottom: var(--spacing-sm);
  max-width: 68ch;
}

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

a:hover {
  color: var(--color-secondary);
  border-bottom-color: var(--color-secondary);
}

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

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

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

blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  padding-left: var(--spacing-lg);
  background-color: var(--color-surface);
  border-left: 6px solid var(--color-primary);
  position: relative;
  transform: translateX(2rem);
  max-width: 90%;
}

blockquote::before {
  content: '"';
  position: absolute;
  top: -0.5rem;
  left: 1rem;
  font-size: 4rem;
  color: var(--color-accent);
  line-height: 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);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(37, 46, 24, 0.05);
}

.site-header .container {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-sm);
  padding-bottom: var(--spacing-sm);
  position: relative;
}

.site-header .container::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8rem;
  height: 4rem;
  background-color: var(--color-accent);
  z-index: -1;
}

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

.site-nav a {
  padding: var(--spacing-xs) var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  font-weight: 600;
  border-bottom: none;
  position: relative;
}

.site-nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.2s ease, left 0.2s ease;
}

.site-nav a:hover::after {
  width: 100%;
  left: 0;
}

.site-main {
  flex: 1;
  padding: var(--spacing-lg) 0;
}

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

.breadcrumbs {
  display: flex;
  gap: var(--spacing-xs);
  align-items: center;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
  flex-wrap: wrap;
  padding-left: var(--spacing-sm);
  border-left: 2px solid var(--color-border);
}

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

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

.breadcrumbs::before {
  content: '';
  display: block;
  width: 1rem;
  height: 1rem;
  background-color: var(--color-accent);
  transform: rotate(45deg) translateX(-0.25rem);
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-surface);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  margin-top: var(--spacing-xl);
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -3rem;
  right: 5%;
  width: 15rem;
  height: 6rem;
  background-color: var(--color-primary);
  z-index: 1;
}

.site-footer .container {
  display: grid;
  gap: var(--spacing-md);
  position: relative;
  z-index: 2;
}

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

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

.site-footer p {
  color: var(--color-surface);
}

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

.card::after {
  content: '';
  position: absolute;
  top: 1rem;
  right: -0.5rem;
  width: 3rem;
  height: 3rem;
  background-color: var(--color-accent);
  z-index: -1;
  transition: transform 0.2s ease;
}

.card:hover {
  box-shadow: 0 4px 16px rgba(37, 46, 24, 0.1);
  transform: translateY(-2px);
}

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

.card h3 {
  margin-top: 0;
  border-left: none;
  padding-left: 0;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  position: relative;
}

table::before {
  content: '';
  position: absolute;
  top: -0.5rem;
  left: -0.5rem;
  width: 2rem;
  height: 2rem;
  background-color: var(--color-primary);
  z-index: -1;
}

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

th {
  padding: var(--spacing-sm) var(--spacing-md);
  text-align: left;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-size: 0.875rem;
  border-bottom: 2px solid var(--color-secondary);
}

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

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

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

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

details {
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
  background-color: var(--color-surface);
  overflow: hidden;
}

summary {
  padding: var(--spacing-sm) var(--spacing-md);
  cursor: pointer;
  font-weight: 700;
  background-color: var(--color-primary);
  color: var(--color-surface);
  transition: background-color 0.2s ease;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: relative;
}

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

summary::after {
  content: '+';
  font-size: 1.5rem;
  line-height: 1;
  transition: transform 0.2s ease;
}

details[open] summary::after {
  content: '−';
  transform: rotate(180deg);
}

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

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

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);
  }
}

.grid-asymmetric {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: 1fr;
}

.grid-offset {
  display: grid;
  gap: var(--spacing-lg);
  margin: var(--spacing-lg) 0;
}

.grid-offset > *:nth-child(odd) {
  transform: translateX(2rem);
}

.grid-offset > *:nth-child(even) {
  transform: translateX(-1rem);
}

.overlap-section {
  position: relative;
  margin: var(--spacing-xl) 0;
  padding: var(--spacing-lg);
  background-color: var(--color-surface);
  border-left: 8px solid var(--color-primary);
}

.overlap-section::before {
  content: '';
  position: absolute;
  top: -2rem;
  right: 2rem;
  width: 40%;
  height: 4rem;
  background-color: var(--color-accent);
  z-index: -1;
}

.overlap-section::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  left: 3rem;
  width: 30%;
  height: 3rem;
  background-color: var(--color-primary);
  opacity: 0.2;
  z-index: -1;
}

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

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

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

figure {
  margin: var(--spacing-md) 0;
  position: relative;
}

figure::after {
  content: '';
  position: absolute;
  bottom: -1rem;
  right: -1rem;
  width: 50%;
  height: 50%;
  background-color: var(--color-accent);
  z-index: -1;
}

figcaption {
  margin-top: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
  padding-left: var(--spacing-sm);
  border-left: 2px solid var(--color-border);
}

hr {
  border: none;
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-lg) 0;
  position: relative;
}

hr::after {
  content: '';
  position: absolute;
  top: -0.25rem;
  left: 0;
  width: 4rem;
  height: 0.5rem;
  background-color: var(--color-primary);
}

input, textarea, select {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  width: 100%;
  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, 0.1);
}

button {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-primary);
  color: var(--color-surface);
  border: none;
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
  position: relative;
  overflow: hidden;
}

button::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background-color: var(--color-secondary);
  transition: left 0.2s ease;
  z-index: -1;
}

button:hover::before {
  left: 0;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(37, 46, 24, 0.2);
}

button:active {
  transform: translateY(0);
}

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

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

  h2 {
    font-size: 3rem;
  }

  h3 {
    font-size: 2rem;
  }

  .site-header .container {
    grid-template-columns: 1fr auto;
  }

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

  .grid-asymmetric {
    grid-template-columns: 2fr 1fr;
  }

  .grid-asymmetric > *:nth-child(2n) {
    transform: translateY(3rem);
  }

  .site-footer .container {
    grid-template-columns: repeat(2, 1fr);
  }

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

@media (min-width: 1024px) {
  h1 {
    font-size: 5rem;
    padding-left: 3rem;
  }

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

  blockquote {
    transform: translateX(4rem);
  }

  .grid-asymmetric {
    grid-template-columns: 1fr 2fr 1fr;
  }

  .grid-asymmetric > *:nth-child(1) {
    transform: translateY(2rem);
  }

  .grid-asymmetric > *:nth-child(2) {
    transform: translateY(0);
  }

  .grid-asymmetric > *:nth-child(3) {
    transform: translateY(4rem);
  }

  .site-footer .container {
    grid-template-columns: repeat(3, 1fr);
  }

  .overlap-section {
    padding: var(--spacing-xl);
  }

  .grid-offset > *:nth-child(odd) {
    transform: translateX(4rem);
  }

  .grid-offset > *:nth-child(even) {
    transform: translateX(-2rem);
  }
}

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

  .card:hover {
    transform: none;
  }

  button:hover {
    transform: none;
  }

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

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

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

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

  .site-main {
    padding: 0;
  }

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

  .card, blockquote, table, .overlap-section {
    break-inside: avoid;
  }

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

  .card::after, .overlap-section::before, .overlap-section::after, .site-footer::before, table::before, figure::after {
    display: none;
  }
}