:root {
  --color-primary: #2B5D4A;
  --color-secondary: #B24A2F;
  --color-accent: #D6A21F;
  --color-background: #FBF7EF;
  --color-surface: #FFFFFF;
  --color-text: #1C1E1D;
  --color-text-muted: #5B615E;
  --color-border: #D9D1C3;
  --radius: 14px;
  --space: 1rem;
  --max: 72rem;
  --font-system: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-serif: Georgia, "Times New Roman", serif;
  --transition: 0.25s ease;
}

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

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-serif);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-background);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
  transition: color var(--transition), background-color var(--transition);
}

a:hover {
  color: var(--color-secondary);
  text-decoration-thickness: 2px;
}

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-system);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 0.75em;
  color: var(--color-text);
}

h1 {
  font-size: 2rem;
  margin-bottom: 1rem;
}

h2 {
  font-size: 1.75rem;
  margin-top: 2.5rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 0.875rem;
}

h4 {
  font-size: 1.25rem;
  margin-top: 1.5rem;
}

p {
  margin-bottom: 1.25rem;
}

ul, ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

header {
  background-color: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  padding: calc(var(--space) * 1.5) var(--space);
  position: sticky;
  top: 0;
  z-index: 100;
}

header .header-inner {
  max-width: var(--max);
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-name {
  font-family: var(--font-system);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
  letter-spacing: -0.02em;
}

.site-name:hover {
  color: var(--color-secondary);
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
}

nav a {
  font-family: var(--font-system);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--color-text);
  padding: 0.25rem 0;
  border-bottom: 2px solid transparent;
  transition: color var(--transition), border-color var(--transition);
}

nav a:hover {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.breadcrumbs {
  font-family: var(--font-system);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

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

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

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

main {
  max-width: var(--max);
  margin: 0 auto;
  padding: calc(var(--space) * 2) var(--space);
}

.page-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: calc(var(--space) * 2);
}

article {
  background-color: var(--color-surface);
  padding: calc(var(--space) * 2);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

section {
  margin-bottom: calc(var(--space) * 3);
}

aside {
  background-color: var(--color-surface);
  padding: calc(var(--space) * 1.5);
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
  height: fit-content;
}

aside h2, aside h3 {
  font-size: 1.25rem;
  margin-top: 0;
}

blockquote {
  background-color: var(--color-surface);
  border-left: 4px solid var(--color-accent);
  padding: calc(var(--space) * 1.5);
  margin: calc(var(--space) * 2) 0;
  font-style: italic;
  font-size: 1.125rem;
  color: var(--color-text-muted);
  border-radius: 0 var(--radius) var(--radius) 0;
}

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

.table-container {
  overflow-x: auto;
  margin: calc(var(--space) * 1.5) 0;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-system);
  font-size: 0.9375rem;
  background-color: var(--color-surface);
}

caption {
  font-weight: 700;
  text-align: left;
  padding: calc(var(--space) * 1) calc(var(--space) * 1.25);
  background-color: var(--color-primary);
  color: var(--color-surface);
  font-size: 1rem;
  caption-side: top;
}

thead {
  background-color: var(--color-background);
  border-bottom: 2px solid var(--color-border);
}

th {
  text-align: left;
  padding: calc(var(--space) * 0.75) calc(var(--space) * 1);
  font-weight: 600;
  color: var(--color-text);
}

td {
  padding: calc(var(--space) * 0.75) calc(var(--space) * 1);
  border-bottom: 1px solid var(--color-border);
}

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

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

tbody tr:hover {
  background-color: rgba(43, 93, 74, 0.05);
}

tbody tr:last-child td {
  border-bottom: none;
}

details {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
}

summary {
  font-family: var(--font-system);
  font-weight: 600;
  font-size: 1.125rem;
  padding: calc(var(--space) * 1.25);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background-color var(--transition);
  color: var(--color-text);
}

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

summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-accent);
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 1rem;
}

details[open] summary::after {
  content: '−';
  transform: rotate(0deg);
}

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

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

details .details-content {
  padding: 0 calc(var(--space) * 1.25) calc(var(--space) * 1.25);
  animation: slideDown var(--transition);
}

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

footer {
  background-color: var(--color-surface);
  border-top: 2px solid var(--color-border);
  padding: calc(var(--space) * 2) var(--space);
  margin-top: calc(var(--space) * 4);
  font-family: var(--font-system);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
  text-align: center;
}

footer p {
  margin-bottom: 0.5rem;
}

footer a {
  color: var(--color-text-muted);
}

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

@media (min-width: 768px) {
  h1 {
    font-size: 2.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  h3 {
    font-size: 1.625rem;
  }

  body {
    font-size: 1.1875rem;
  }

  header .header-inner {
    flex-wrap: nowrap;
  }

  .site-name {
    font-size: 1.75rem;
  }

  nav ul {
    gap: 2rem;
  }

  nav a {
    font-size: 1.0625rem;
  }

  article {
    padding: calc(var(--space) * 2.5);
  }
}

@media (min-width: 1024px) {
  .page-layout {
    grid-template-columns: 1fr 20rem;
    gap: calc(var(--space) * 3);
  }

  aside {
    position: sticky;
    top: calc(var(--space) * 6);
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  table {
    font-size: 1rem;
  }
}

@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;
  }

  html {
    scroll-behavior: auto;
  }

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

@media print {
  body {
    background-color: white;
    color: black;
    font-size: 12pt;
    line-height: 1.5;
  }

  header, footer, nav, aside, .breadcrumbs {
    display: none;
  }

  main {
    max-width: 100%;
    padding: 0;
  }

  article {
    border: none;
    padding: 0;
  }

  a {
    color: black;
    text-decoration: underline;
  }

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

  details {
    border: 1px solid #ccc;
  }

  details summary::after {
    display: none;
  }

  details .details-content {
    display: block !important;
  }

  table {
    border: 1px solid #000;
  }

  th, td {
    border: 1px solid #000;
  }

  thead {
    background-color: #f0f0f0;
  }

  tbody tr:nth-child(even) {
    background-color: #f9f9f9;
  }

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

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