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

:root {
  --color-primary: #881337;
  --color-secondary: #4c0519;
  --color-accent: #fda4af;
  --color-bg: #fffbfb;
  --color-surface: #fef2f4;
  --color-text: #3b0712;
  --color-text-muted: #8b6b73;
  --color-border: #e8cdd2;
  --font-main: 'Verdana', 'Geneva', 'Tahoma', sans-serif;
  --max-width: 1100px;
  --radius: 12px;
  --shadow-soft: 0 2px 8px rgba(136, 19, 55, 0.08), 0 4px 16px rgba(136, 19, 55, 0.06);
  --shadow-medium: 0 4px 12px rgba(136, 19, 55, 0.12), 0 8px 24px rgba(136, 19, 55, 0.08);
  --shadow-hover: 0 6px 16px rgba(136, 19, 55, 0.14), 0 12px 32px rgba(136, 19, 55, 0.1);
}

body {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 1rem;
  color: var(--color-secondary);
}

h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 3px solid var(--color-primary);
  position: relative;
}

h1::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 80px;
  height: 3px;
  background-color: var(--color-accent);
}

h2 {
  font-size: 2rem;
  margin-top: 2rem;
  padding-left: 1rem;
  border-left: 4px solid var(--color-primary);
}

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

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

h5 {
  font-size: 1.1rem;
  margin-top: 1rem;
}

h6 {
  font-size: 1rem;
  margin-top: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

p {
  margin-bottom: 1rem;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  border-bottom: 2px solid transparent;
  transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
  font-weight: 600;
}

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

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

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

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

blockquote {
  margin: 2rem 0;
  padding: 1.5rem;
  background-color: var(--color-surface);
  border-left: 6px solid var(--color-primary);
  border-radius: var(--radius);
  box-shadow: var(--shadow-soft);
  position: relative;
}

blockquote::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 40px;
  height: 40px;
  background-color: var(--color-accent);
  clip-path: polygon(100% 0, 0 0, 100% 100%);
  opacity: 0.4;
}

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

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

.site-header {
  background-color: var(--color-surface);
  border-bottom: 3px solid var(--color-border);
  box-shadow: var(--shadow-soft);
  position: sticky;
  top: 0;
  z-index: 100;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 1rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.site-header h1 {
  font-size: 1.75rem;
  margin: 0;
  padding: 0;
  border: none;
  color: var(--color-primary);
}

.site-header h1::after {
  display: none;
}

.site-nav ul {
  list-style: none;
  display: flex;
  gap: 0;
  flex-wrap: wrap;
}

.site-nav li {
  position: relative;
}

.site-nav a {
  display: block;
  padding: 0.75rem 1.25rem;
  color: var(--color-text);
  font-weight: 600;
  border: 2px solid transparent;
  border-radius: var(--radius);
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.site-nav a:hover {
  color: var(--color-primary);
  background-color: var(--color-bg);
  border-color: var(--color-border);
  box-shadow: var(--shadow-soft);
}

.site-nav a:focus-visible {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: var(--shadow-medium);
}

.site-main {
  width: 100%;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 2rem 1rem;
}

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

.breadcrumbs a {
  color: var(--color-text-muted);
  border-bottom: 1px solid transparent;
  font-weight: 500;
}

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

.breadcrumbs::before {
  content: '';
  display: inline-block;
  width: 16px;
  height: 16px;
  background-color: var(--color-primary);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  margin-right: 0.25rem;
}

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

.breadcrumbs span::before {
  content: '▸';
  margin: 0 0.5rem;
  color: var(--color-border);
}

.breadcrumbs span:first-child::before {
  display: none;
}

.card {
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-soft);
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--color-primary) 0%, var(--color-accent) 100%);
}

.card:hover {
  box-shadow: var(--shadow-hover);
  border-color: var(--color-primary);
}

.card h2, .card h3, .card h4 {
  margin-top: 0;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 2rem 0;
  background-color: var(--color-surface);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

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

th {
  padding: 1rem;
  text-align: left;
  font-weight: 700;
  border-bottom: 3px solid var(--color-secondary);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
}

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

tbody tr {
  transition: background-color 0.2s ease;
}

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

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

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

details {
  margin: 1.5rem 0;
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  background-color: var(--color-surface);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
}

summary {
  padding: 1.25rem;
  cursor: pointer;
  font-weight: 700;
  color: var(--color-secondary);
  background-color: var(--color-surface);
  border-bottom: 2px solid transparent;
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
  list-style: none;
  position: relative;
  user-select: none;
}

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

summary::before {
  content: '';
  display: inline-block;
  width: 0;
  height: 0;
  border-left: 6px solid var(--color-primary);
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
  margin-right: 1rem;
  transition: transform 0.2s ease;
}

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

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

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

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

details > *:not(summary) {
  padding: 1.25rem;
  animation: slideDown 0.2s ease;
}

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

.site-footer {
  background-color: var(--color-secondary);
  color: var(--color-surface);
  border-top: 4px solid var(--color-primary);
  margin-top: 4rem;
  position: relative;
}

.site-footer::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 100%;
  height: 4px;
  background: repeating-linear-gradient(
    90deg,
    var(--color-primary) 0px,
    var(--color-primary) 20px,
    var(--color-accent) 20px,
    var(--color-accent) 40px
  );
}

.site-footer .container {
  padding: 3rem 1rem 2rem;
}

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

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

.site-footer p {
  color: var(--color-surface);
}

button, .button {
  display: inline-block;
  padding: 0.875rem 1.75rem;
  background-color: var(--color-primary);
  color: var(--color-bg);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius);
  font-family: var(--font-main);
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition: background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
  box-shadow: var(--shadow-soft);
  text-align: center;
}

button:hover, .button:hover {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-medium);
  transform: translateY(-2px);
}

button:focus-visible, .button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-accent);
}

button:active, .button:active {
  transform: translateY(0);
}

input, textarea, select {
  width: 100%;
  padding: 0.875rem;
  font-family: var(--font-main);
  font-size: 1rem;
  color: var(--color-text);
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus, textarea:focus, select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(136, 19, 55, 0.1);
}

label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 700;
  color: var(--color-secondary);
}

hr {
  border: none;
  height: 2px;
  background-color: var(--color-border);
  margin: 3rem 0;
  position: relative;
}

hr::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background-color: var(--color-primary);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

@media (min-width: 768px) {
  body {
    font-size: 17px;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.25rem;
  }

  h3 {
    font-size: 1.75rem;
  }

  .site-header .container {
    flex-wrap: nowrap;
  }

  .container {
    padding: 3rem 2rem;
  }

  .card {
    padding: 2.5rem;
  }

  .site-nav ul {
    gap: 0.5rem;
  }
}

@media (min-width: 1024px) {
  body {
    font-size: 18px;
  }

  h1 {
    font-size: 3.5rem;
  }

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

  .container {
    padding: 4rem 2rem;
  }

  .card {
    padding: 3rem;
  }

  blockquote {
    margin: 3rem 0;
    padding: 2rem;
  }

  table {
    margin: 3rem 0;
  }
}

@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;
  }

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

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

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

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

  a[href^="http"]::after {
    content: " (" attr(href) ")";
    font-size: 0.8em;
  }
}