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

:root {
  --color-primary: #525252;
  --color-secondary: #262626;
  --color-accent: #a3e635;
  --color-bg: #fafafa;
  --color-surface: #f5f5f5;
  --color-text: #171717;
  --color-text-muted: #737373;
  --color-border: #d4d4d4;
  --font-main: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --max-width: 1100px;
  --radius: 0px;
}

body {
  font-family: var(--font-main);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-size: 16px;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: -0.02em;
}

h1 {
  font-size: 3rem;
  border: 6px solid var(--color-secondary);
  padding: 1.5rem;
  background-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: 12px 12px 0 var(--color-secondary);
  margin-bottom: 2rem;
}

h2 {
  font-size: 2.25rem;
  border-left: 8px solid var(--color-accent);
  padding-left: 1rem;
  margin-top: 2rem;
}

h3 {
  font-size: 1.75rem;
  border-bottom: 4px solid var(--color-primary);
  padding-bottom: 0.5rem;
  display: inline-block;
}

h4 {
  font-size: 1.5rem;
  color: var(--color-primary);
}

h5 {
  font-size: 1.25rem;
  color: var(--color-primary);
}

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

p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 700;
  border-bottom: 3px solid var(--color-accent);
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  padding: 2px 4px;
}

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

a:focus-visible {
  outline: 4px solid var(--color-accent);
  outline-offset: 2px;
}

strong {
  font-weight: 900;
  color: var(--color-secondary);
}

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

blockquote {
  border-left: 8px solid var(--color-accent);
  background-color: var(--color-surface);
  padding: 1.5rem;
  margin: 2rem 0;
  font-size: 1.15rem;
  font-weight: 600;
  border: 4px solid var(--color-border);
  border-left-width: 12px;
  box-shadow: 6px 6px 0 var(--color-border);
}

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

.site-header {
  background-color: var(--color-secondary);
  border-bottom: 8px solid var(--color-accent);
  padding: 2rem 1rem;
  position: relative;
  box-shadow: 0 8px 0 var(--color-primary);
}

.site-header::after {
  content: '';
  position: absolute;
  bottom: -16px;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--color-border);
}

.site-nav {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1.5rem;
}

.site-nav a {
  background-color: var(--color-surface);
  color: var(--color-secondary);
  padding: 0.75rem 1.5rem;
  border: 4px solid var(--color-secondary);
  border-right: none;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  position: relative;
}

.site-nav a:first-child {
  border-left: 4px solid var(--color-secondary);
}

.site-nav a:last-child {
  border-right: 4px solid var(--color-secondary);
}

.site-nav a:hover {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  box-shadow: inset 0 -6px 0 var(--color-secondary);
  z-index: 1;
}

.site-main {
  min-height: 60vh;
  padding: 3rem 1rem;
}

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

.breadcrumbs {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding: 0.75rem 1rem;
  background-color: var(--color-surface);
  border: 3px solid var(--color-border);
  font-size: 0.9rem;
}

.breadcrumbs a {
  color: var(--color-primary);
  border-bottom: 2px solid var(--color-primary);
  padding: 0;
  font-weight: 700;
}

.breadcrumbs a:hover {
  background-color: var(--color-primary);
  color: var(--color-bg);
  padding: 2px 6px;
  margin: -2px -6px;
}

.breadcrumbs::before {
  content: '→';
  font-weight: 900;
  color: var(--color-accent);
}

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-surface);
  padding: 3rem 1rem 2rem;
  border-top: 8px solid var(--color-accent);
  margin-top: 4rem;
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -16px;
  left: 0;
  right: 0;
  height: 4px;
  background-color: var(--color-primary);
}

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

.site-footer a:hover {
  background-color: var(--color-accent);
  color: var(--color-secondary);
}

.card {
  background-color: var(--color-surface);
  border: 5px solid var(--color-secondary);
  padding: 2rem;
  margin-bottom: 2rem;
  position: relative;
  box-shadow: 10px 10px 0 var(--color-border);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}

.card:hover {
  box-shadow: 14px 14px 0 var(--color-secondary);
  transform: translate(-2px, -2px);
}

.card::before {
  content: '';
  position: absolute;
  top: -8px;
  right: -8px;
  width: 40px;
  height: 40px;
  background-color: var(--color-accent);
  border: 5px solid var(--color-secondary);
  z-index: 1;
}

.card h2,
.card h3 {
  margin-top: 0;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 2rem 0;
  border: 4px solid var(--color-secondary);
  background-color: var(--color-surface);
  box-shadow: 8px 8px 0 var(--color-border);
}

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

table th {
  padding: 1rem;
  text-align: left;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  border-right: 3px solid var(--color-accent);
}

table th:last-child {
  border-right: none;
}

table td {
  padding: 1rem;
  border-bottom: 2px solid var(--color-border);
  border-right: 2px solid var(--color-border);
  transition: background-color 0.2s ease;
}

table td:last-child {
  border-right: none;
}

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

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

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

table tbody tr:hover td {
  color: var(--color-secondary);
  font-weight: 700;
}

details {
  background-color: var(--color-surface);
  border: 4px solid var(--color-secondary);
  margin-bottom: 1rem;
  box-shadow: 6px 6px 0 var(--color-border);
  transition: box-shadow 0.2s ease;
}

details[open] {
  box-shadow: 8px 8px 0 var(--color-secondary);
}

summary {
  padding: 1.25rem;
  font-weight: 900;
  text-transform: uppercase;
  cursor: pointer;
  background-color: var(--color-primary);
  color: var(--color-bg);
  border-bottom: 4px solid var(--color-secondary);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color 0.2s ease;
}

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

summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 900;
  background-color: var(--color-accent);
  color: var(--color-secondary);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 3px solid var(--color-secondary);
  transition: transform 0.2s ease;
}

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

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

details div {
  padding: 1.5rem;
}

button,
input[type="submit"],
input[type="button"] {
  background-color: var(--color-accent);
  color: var(--color-secondary);
  border: 4px solid var(--color-secondary);
  padding: 0.75rem 2rem;
  font-family: var(--font-main);
  font-weight: 900;
  font-size: 1rem;
  text-transform: uppercase;
  cursor: pointer;
  box-shadow: 6px 6px 0 var(--color-secondary);
  transition: box-shadow 0.2s ease, transform 0.2s ease, background-color 0.2s ease;
  letter-spacing: 0.05em;
}

button:hover,
input[type="submit"]:hover,
input[type="button"]:hover {
  box-shadow: 8px 8px 0 var(--color-secondary);
  transform: translate(-2px, -2px);
}

button:active,
input[type="submit"]:active,
input[type="button"]:active {
  box-shadow: 3px 3px 0 var(--color-secondary);
  transform: translate(3px, 3px);
}

button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 4px solid var(--color-accent);
  outline-offset: 4px;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="search"],
input[type="tel"],
input[type="url"],
textarea,
select {
  width: 100%;
  padding: 0.75rem;
  border: 4px solid var(--color-secondary);
  background-color: var(--color-surface);
  font-family: var(--font-main);
  font-size: 1rem;
  color: var(--color-text);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  box-shadow: 4px 4px 0 var(--color-border);
}

input:focus,
textarea:focus,
select:focus {
  border-color: var(--color-accent);
  box-shadow: 6px 6px 0 var(--color-accent);
}

@media (min-width: 768px) {
  h1 {
    font-size: 4rem;
    padding: 2rem;
    box-shadow: 16px 16px 0 var(--color-secondary);
  }

  h2 {
    font-size: 2.75rem;
  }

  h3 {
    font-size: 2rem;
  }

  .site-header {
    padding: 3rem 2rem;
  }

  .site-nav {
    gap: 0;
  }

  .site-main {
    padding: 4rem 2rem;
  }

  .card {
    padding: 2.5rem;
    box-shadow: 12px 12px 0 var(--color-border);
  }

  .card:hover {
    box-shadow: 16px 16px 0 var(--color-secondary);
    transform: translate(-4px, -4px);
  }

  .card::before {
    width: 50px;
    height: 50px;
    top: -10px;
    right: -10px;
  }

  table {
    box-shadow: 10px 10px 0 var(--color-border);
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 5rem;
    box-shadow: 20px 20px 0 var(--color-secondary);
  }

  .site-nav {
    justify-content: center;
  }

  .site-main {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .card {
    box-shadow: 14px 14px 0 var(--color-border);
  }

  .card:hover {
    box-shadow: 20px 20px 0 var(--color-secondary);
  }
}

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

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

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

  .card {
    box-shadow: none;
    border: 2px solid var(--color-secondary);
    page-break-inside: avoid;
  }

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

  table {
    box-shadow: none;
    page-break-inside: avoid;
  }
}