:root {
  --color-bg: #0E1116;
  --color-surface: #141A22;
  --color-primary: #1F6F5B;
  --color-secondary: #2B2D42;
  --color-accent: #F2C14E;
  --color-text: #F4F7FA;
  --color-text-muted: #B7C0CC;
  --color-border: #2E3A4A;
  --radius: 14px;
  --shadow: 0 10px 0 rgba(0,0,0,0.55);
  --space: 1rem;
  --maxw: 72rem;
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  font-size: 1rem;
}

h1, h2, h3, h4, h5, h6 {
  line-height: 1.2;
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--color-text);
}

h1 {
  font-size: 2rem;
  border: 5px solid var(--color-primary);
  padding: 1rem;
  background: var(--color-surface);
  box-shadow: var(--shadow);
  margin-bottom: 2rem;
}

h2 {
  font-size: 1.75rem;
  border-left: 8px solid var(--color-accent);
  padding-left: 1rem;
  margin-top: 2rem;
}

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

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-accent);
  text-decoration: none;
  font-weight: 600;
  border-bottom: 3px solid transparent;
  transition: border-color 0.2s ease, transform 0.2s ease;
  display: inline-block;
}

a:hover {
  border-bottom-color: var(--color-accent);
  transform: translateY(-2px);
}

a:focus-visible {
  outline: 4px solid var(--color-accent);
  outline-offset: 4px;
}

header {
  background: var(--color-surface);
  border-bottom: 6px solid var(--color-primary);
  padding: var(--space);
  box-shadow: var(--shadow);
}

header .site-name {
  font-size: 1.75rem;
  font-weight: 900;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
  display: block;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
}

nav a {
  padding: 0.5rem 1rem;
  background: var(--color-secondary);
  border: 4px solid var(--color-border);
  border-radius: var(--radius);
  color: var(--color-text);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 0 6px 0 rgba(0,0,0,0.4);
}

nav a:hover {
  transform: translateY(-3px);
  box-shadow: 0 9px 0 rgba(0,0,0,0.4);
  border-bottom: 4px solid var(--color-border);
}

nav[aria-label="Breadcrumb"] {
  background: var(--color-surface);
  padding: 0.75rem var(--space);
  border: 3px solid var(--color-border);
  margin-bottom: 1.5rem;
  border-radius: var(--radius);
}

nav[aria-label="Breadcrumb"] a {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
  text-transform: none;
  font-size: 0.9rem;
}

nav[aria-label="Breadcrumb"] a:hover {
  transform: none;
  box-shadow: none;
}

main {
  max-width: var(--maxw);
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--space) * 2) var(--space);
  display: grid;
  gap: calc(var(--space) * 2);
}

article, section {
  background: var(--color-surface);
  border: 5px solid var(--color-border);
  border-radius: var(--radius);
  padding: calc(var(--space) * 1.5);
  box-shadow: var(--shadow);
}

aside {
  background: var(--color-secondary);
  border: 4px solid var(--color-primary);
  border-radius: var(--radius);
  padding: var(--space);
  box-shadow: 0 8px 0 rgba(0,0,0,0.45);
}

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

blockquote {
  background: var(--color-surface);
  border-left: 8px solid var(--color-accent);
  padding: 1.5rem;
  margin: 1.5rem 0;
  font-style: italic;
  color: var(--color-text-muted);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: 0 4px 0 rgba(0,0,0,0.3);
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 1.5rem 0;
  background: var(--color-surface);
  border: 5px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

caption {
  background: var(--color-primary);
  color: var(--color-text);
  font-weight: 800;
  font-size: 1.125rem;
  padding: 1rem;
  text-align: left;
  border-bottom: 4px solid var(--color-accent);
  position: sticky;
  top: 0;
  z-index: 10;
}

thead {
  background: var(--color-secondary);
}

th {
  padding: 1rem;
  text-align: left;
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  border-bottom: 4px solid var(--color-border);
  color: var(--color-accent);
}

td {
  padding: 1rem;
  border-bottom: 2px solid var(--color-border);
}

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

tbody tr:nth-child(even) {
  background: rgba(43, 45, 66, 0.3);
}

tbody tr:hover {
  background: rgba(31, 111, 91, 0.2);
  transform: translateX(4px);
  transition: transform 0.2s ease, background 0.2s ease;
}

.table-container {
  overflow-x: auto;
  margin: 1.5rem 0;
}

details {
  background: var(--color-surface);
  border: 4px solid var(--color-border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  box-shadow: 0 6px 0 rgba(0,0,0,0.4);
  overflow: hidden;
}

summary {
  padding: 1rem 1.5rem;
  font-weight: 700;
  font-size: 1.125rem;
  cursor: pointer;
  background: var(--color-secondary);
  border-bottom: 3px solid transparent;
  list-style: none;
  display: flex;
  align-items: center;
  transition: background 0.2s ease, transform 0.2s ease;
  user-select: none;
}

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

summary::before {
  content: "▶";
  display: inline-block;
  margin-right: 0.75rem;
  color: var(--color-accent);
  font-size: 0.875rem;
  transition: transform 0.3s ease;
}

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

summary:hover {
  background: rgba(31, 111, 91, 0.3);
  transform: translateX(4px);
}

summary:focus-visible {
  outline: 4px solid var(--color-accent);
  outline-offset: -4px;
}

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

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

details > *:not(summary) {
  padding: 1.5rem;
}

footer {
  background: var(--color-surface);
  border-top: 6px solid var(--color-primary);
  padding: calc(var(--space) * 1.5);
  text-align: center;
  font-weight: 600;
  color: var(--color-text-muted);
  box-shadow: 0 -10px 0 rgba(0,0,0,0.55);
  margin-top: 3rem;
}

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

li {
  margin-bottom: 0.5rem;
}

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

@media (min-width: 768px) {
  h1 {
    font-size: 2.5rem;
    padding: 1.5rem;
  }

  h2 {
    font-size: 2rem;
  }

  h3 {
    font-size: 1.625rem;
  }

  main {
    padding: calc(var(--space) * 3) calc(var(--space) * 2);
    gap: calc(var(--space) * 3);
  }

  nav {
    gap: 1.5rem;
  }

  article, section {
    padding: calc(var(--space) * 2);
  }

  table {
    font-size: 1rem;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 3rem;
    padding: 2rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  main {
    padding: calc(var(--space) * 4) calc(var(--space) * 2);
  }

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

@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;
  }

  a:hover, nav a:hover, summary:hover, tbody tr:hover {
    transform: none;
  }

  summary::before {
    transition: none;
  }
}

@media print {
  body {
    background: white;
    color: black;
  }

  header, footer {
    box-shadow: none;
  }

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

  details {
    border: 2px solid black;
  }

  details[open] summary ~ * {
    display: block;
  }

  summary::before {
    content: "";
  }

  table, article, section, aside {
    box-shadow: none;
    break-inside: avoid;
  }
}