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

:root {
  --color-primary: #b44215;
  --color-secondary: #7c2d12;
  --color-accent: #fed7aa;
  --color-bg: #fffbf7;
  --color-surface: #fef3eb;
  --color-text: #431407;
  --color-text-muted: #9a7b6a;
  --color-border: #e8d5c4;
  --font-main: 'Courier New', 'Lucida Console', Monaco, monospace;
  --max-width: 1100px;
  --radius: 2px;
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2.5rem;
  --spacing-xl: 4rem;
  --transition-speed: 0.2s;
}

html {
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  color: var(--color-text);
  background-color: var(--color-bg);
  background-image: radial-gradient(circle at 20% 50%, rgba(180, 66, 21, 0.03) 0%, transparent 50%),
                    radial-gradient(circle at 80% 80%, rgba(254, 215, 170, 0.05) 0%, transparent 50%);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

h1 {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-lg);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

h2 {
  font-size: 2rem;
  border-bottom: 3px solid var(--color-primary);
  padding-bottom: var(--spacing-sm);
  margin-top: var(--spacing-lg);
}

h3 {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-top: var(--spacing-md);
}

h4 {
  font-size: 1.25rem;
  margin-top: var(--spacing-md);
}

h5 {
  font-size: 1.125rem;
  margin-top: var(--spacing-sm);
}

h6 {
  font-size: 1rem;
  margin-top: var(--spacing-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

p {
  margin-bottom: var(--spacing-sm);
  max-width: 70ch;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

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

a:focus-visible {
  outline: 2px 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);
}

blockquote {
  margin: var(--spacing-md) 0;
  padding: var(--spacing-md);
  border-left: 4px solid var(--color-primary);
  background: rgba(254, 215, 170, 0.15);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-radius: var(--radius);
  font-style: italic;
  color: var(--color-text-muted);
}

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

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

.site-header {
  background: rgba(254, 243, 235, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 8px rgba(67, 20, 7, 0.05);
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-sm) var(--spacing-md);
  gap: var(--spacing-md);
}

.site-header h1 {
  font-size: 1.5rem;
  margin: 0;
  letter-spacing: 0.08em;
}

.site-header h1 a {
  color: var(--color-secondary);
  border: none;
  font-weight: 700;
}

.site-header h1 a:hover {
  color: var(--color-primary);
}

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

.site-nav a {
  padding: var(--spacing-xs) var(--spacing-sm);
  border: 1px solid transparent;
  border-radius: var(--radius);
  transition: background-color var(--transition-speed) ease, border-color var(--transition-speed) ease, color var(--transition-speed) ease;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

.site-nav a:hover {
  background-color: rgba(180, 66, 21, 0.1);
  border-color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

.site-main {
  flex: 1;
  width: 100%;
  padding: var(--spacing-lg) var(--spacing-md);
}

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

.breadcrumbs {
  display: flex;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  flex-wrap: wrap;
}

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

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

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

.card {
  background: rgba(254, 243, 235, 0.6);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
  box-shadow: 0 4px 12px rgba(67, 20, 7, 0.08);
  transition: box-shadow var(--transition-speed) ease, transform var(--transition-speed) ease;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(67, 20, 7, 0.12);
  transform: translateY(-2px);
}

.card h2 {
  margin-top: 0;
}

.card h3 {
  margin-top: 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin: var(--spacing-md) 0;
  background: rgba(255, 251, 247, 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
}

table thead {
  background: rgba(180, 66, 21, 0.1);
  border-bottom: 2px solid var(--color-primary);
}

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

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

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

table tbody tr:nth-child(even) {
  background: rgba(254, 215, 170, 0.05);
}

table tbody tr:hover {
  background: rgba(180, 66, 21, 0.08);
}

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

details {
  margin: var(--spacing-md) 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: rgba(254, 243, 235, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  overflow: hidden;
}

summary {
  padding: var(--spacing-md);
  cursor: pointer;
  font-weight: 700;
  color: var(--color-secondary);
  list-style: none;
  user-select: none;
  transition: background-color var(--transition-speed) ease;
  position: relative;
  padding-left: calc(var(--spacing-md) + 1.5rem);
}

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

summary::before {
  content: '▶';
  position: absolute;
  left: var(--spacing-md);
  transition: transform var(--transition-speed) ease;
  color: var(--color-primary);
  font-size: 0.75rem;
}

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

summary:hover {
  background-color: rgba(180, 66, 21, 0.05);
}

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

details[open] summary {
  border-bottom: 1px solid var(--color-border);
  background-color: rgba(180, 66, 21, 0.08);
}

details div {
  padding: var(--spacing-md);
  animation: slideDown var(--transition-speed) ease;
}

@keyframes slideDown {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.site-footer {
  background: rgba(254, 243, 235, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-xl);
  padding: var(--spacing-lg) var(--spacing-md);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.site-footer p {
  margin: 0 auto;
}

.site-footer a {
  color: var(--color-text-muted);
  font-weight: 700;
}

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

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

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

code {
  font-family: var(--font-main);
  background: rgba(124, 45, 18, 0.1);
  padding: 0.125rem 0.375rem;
  border-radius: var(--radius);
  font-size: 0.9em;
  color: var(--color-secondary);
  border: 1px solid rgba(124, 45, 18, 0.15);
}

pre {
  background: rgba(124, 45, 18, 0.05);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: var(--spacing-md);
  overflow-x: auto;
  margin: var(--spacing-md) 0;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

pre code {
  background: none;
  padding: 0;
  border: none;
  font-size: 0.875rem;
}

hr {
  border: none;
  border-top: 2px solid var(--color-border);
  margin: var(--spacing-lg) 0;
}

input, textarea, select {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: var(--spacing-sm);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: rgba(255, 251, 247, 0.9);
  color: var(--color-text);
  transition: border-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(180, 66, 21, 0.1);
}

button {
  font-family: var(--font-main);
  font-size: 1rem;
  padding: var(--spacing-sm) var(--spacing-md);
  background: var(--color-primary);
  color: var(--color-accent);
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background-color var(--transition-speed) ease, box-shadow var(--transition-speed) ease;
}

button:hover {
  background-color: var(--color-secondary);
  box-shadow: 0 4px 12px rgba(67, 20, 7, 0.2);
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
}

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

figcaption {
  margin-top: var(--spacing-xs);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-style: italic;
  text-align: center;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.75rem;
  }

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

  .site-header h1 {
    font-size: 1.75rem;
  }

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

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

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

  table th, table td {
    padding: var(--spacing-md) var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3.5rem;
  }

  .site-header .container {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: var(--spacing-xl);
  }

  .site-nav {
    justify-self: end;
  }

  .site-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
}

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

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

  .site-main {
    padding: 0;
  }

  .container {
    max-width: 100%;
  }

  .card {
    background: white;
    border: 1px solid black;
    box-shadow: none;
    page-break-inside: avoid;
  }

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

  body {
    background: white;
    color: black;
  }
}