:root {
  --color-bg: #F6F2EC;
  --color-surface: #FFFFFF;
  --color-text: #1C2326;
  --color-muted: #556268;
  --color-border: #D7D0C6;
  --color-primary: #2E5E6A;
  --color-secondary: #7A5C4B;
  --color-accent: #C06B3E;
  --radius: 4px;
  --shadow: 0 2px 8px rgba(28, 35, 38, 0.08);
  --space: 1rem;
  --measure: 70ch;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.2;
  margin-bottom: 0.75rem;
  font-weight: 600;
  color: var(--color-primary);
}

h1 {
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  margin-bottom: 1rem;
}

h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-top: 2rem;
}

h3 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  margin-top: 1.5rem;
}

p, li, td, th, summary {
  max-width: var(--measure);
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-primary);
  text-decoration: underline;
  transition: color 0.2s ease;
}

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

a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(192, 107, 62, 0.2);
}

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

header {
  background-color: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow);
}

header .container {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.site-name {
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.site-name a {
  color: var(--color-primary);
  text-decoration: none;
}

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

nav[aria-label="Main navigation"] ul {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
}

nav[aria-label="Main navigation"] a {
  text-decoration: none;
  font-weight: 500;
  color: var(--color-text);
  transition: color 0.2s ease;
}

nav[aria-label="Main navigation"] a:hover {
  color: var(--color-accent);
}

nav[aria-label="Main navigation"] a:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(192, 107, 62, 0.2);
}

.breadcrumb {
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.breadcrumb ol {
  list-style: none;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.breadcrumb li:not(:last-child)::after {
  content: ">";
  margin-left: 0.5rem;
  color: var(--color-muted);
}

.breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

main {
  padding: 2rem 0;
  min-height: 60vh;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
}

article {
  background-color: var(--color-surface);
  padding: 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

@media (min-width: 768px) {
  article {
    padding: 3rem;
  }
}

blockquote {
  border-left: 4px solid var(--color-accent);
  padding-left: 1.5rem;
  margin: 1.5rem 0;
  background-color: rgba(192, 107, 62, 0.05);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  font-style: italic;
  color: var(--color-secondary);
}

blockquote p {
  margin-bottom: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.95rem;
  overflow-x: auto;
  display: block;
}

@media (min-width: 768px) {
  table {
    display: table;
  }
}

table caption {
  font-weight: 600;
  text-align: left;
  margin-bottom: 0.75rem;
  color: var(--color-primary);
  font-size: 1.1rem;
}

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

@media (min-width: 768px) {
  thead {
    position: sticky;
    top: 0;
  }
}

th, td {
  padding: 0.75rem;
  text-align: left;
  border: 1px solid var(--color-border);
}

th {
  font-weight: 600;
}

tbody tr:nth-child(even) {
  background-color: rgba(246, 242, 236, 0.5);
}

tbody tr:hover {
  background-color: rgba(192, 107, 62, 0.08);
  transition: background-color 0.2s ease;
}

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

details[open] {
  background-color: rgba(246, 242, 236, 0.3);
}

summary {
  font-weight: 600;
  cursor: pointer;
  color: var(--color-primary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: color 0.2s ease;
}

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

summary::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--color-accent);
  transition: transform 0.2s ease;
}

details[open] summary::after {
  content: "−";
}

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

summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px rgba(192, 107, 62, 0.2);
}

details div {
  margin-top: 1rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border);
}

footer {
  background-color: var(--color-primary);
  color: var(--color-surface);
  padding: 2rem 0;
  margin-top: 3rem;
  text-align: center;
}

footer p {
  margin: 0;
  max-width: none;
}

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

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

section {
  margin-bottom: 2rem;
}

section:last-child {
  margin-bottom: 0;
}

@media (min-width: 1024px) {
  .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

ul, ol {
  margin-left: 1.5rem;
  margin-bottom: 1rem;
}

li {
  margin-bottom: 0.5rem;
}

strong {
  font-weight: 600;
  color: var(--color-text);
}

em {
  font-style: italic;
}

code {
  font-family: "Courier New", Courier, monospace;
  background-color: rgba(46, 94, 106, 0.1);
  padding: 0.125rem 0.25rem;
  border-radius: 2px;
  font-size: 0.9em;
}