:root {
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, "Liberation Mono", monospace;
}

* {
  box-sizing: border-box;
}

html,
body {
  background: #ffffff;
  color: #000000;
}

body {
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.65;
  margin: 0;
  padding: 0;
}

main {
  max-width: 1180px;
  margin: 0 auto;
  padding: 3rem 2rem 5rem;
}

.lang-switch {
  text-align: right;
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.lang-active {
  font-weight: 700;
}

h1,
h2,
h3 {
  font-weight: 700;
  line-height: 1.3;
  margin: 0 0 0.5rem;
}

h1 {
  font-size: 1.75rem;
  margin-top: 0.15rem;
}

.eyebrow {
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
  color: #000000;
}

h2 {
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-top: 0;
}

h3 {
  font-size: 1rem;
  margin-top: 1.25rem;
}

p {
  margin: 0.9rem 0;
}

hr {
  border: none;
  border-top: 1px solid #000000;
  margin: 2rem 0;
}

a {
  color: #000000;
  text-decoration: underline;
}

.plain-list {
  list-style: none;
  margin: 0.75rem 0;
  padding: 0;
}

.plain-list li {
  margin: 0.35rem 0;
}

.social {
  list-style: none;
  display: flex;
  gap: 0.6rem;
  margin: 0.75rem 0 0;
  padding: 0;
}

.social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border: 1px solid #000000;
  text-decoration: none;
}

.social a:hover,
.social a:focus-visible {
  background: #000000;
  color: #ffffff;
}

.social svg {
  display: block;
  width: 1.3rem;
  height: 1.3rem;
}

.article-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-list li {
  margin: 0;
  padding: 1.5rem 0;
  border-top: 1px solid #000000;
}

.article-list li:first-child {
  border-top: none;
  padding-top: 0;
}

.article-title {
  font-weight: 700;
}

.article-meta {
  margin: 0.35rem 0;
  font-size: 0.85rem;
  color: #000000;
}

.layout {
  display: grid;
  grid-template-columns: minmax(220px, 300px) 1fr;
  gap: 4rem;
  align-items: start;
}

.main section + section {
  margin-top: 2.5rem;
}

form {
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

label {
  font-size: 0.9rem;
}

input,
textarea,
button {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: #000000;
  background: #ffffff;
  border: 1px solid #000000;
  border-radius: 0;
  padding: 0.5rem 0.6rem;
}

textarea {
  resize: vertical;
}

button {
  margin-top: 0.5rem;
  cursor: pointer;
  width: fit-content;
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

#contact-error {
  margin-top: 0.75rem;
}

#contact-success {
  margin-top: 1.5rem;
}

footer {
  color: #000000;
}

article {
  max-width: 780px;
}

article h2 {
  margin-top: 2.5rem;
}

article h3 {
  margin-top: 1.75rem;
}

.lead {
  font-size: 1.05rem;
}

.table-wrap {
  overflow-x: auto;
  margin: 1.25rem 0;
  max-width: 100%;
}

table {
  border-collapse: collapse;
  font-size: 0.88rem;
  min-width: 100%;
}

caption {
  caption-side: top;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

th,
td {
  border: 1px solid #000000;
  padding: 0.4rem 0.6rem;
  text-align: left;
}

th {
  font-weight: 700;
  background: #f2f2f2;
}

td.num,
th.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

figure {
  margin: 2rem 0;
  padding: 0;
}

figure img {
  max-width: 100%;
  height: auto;
  border: 1px solid #000000;
  display: block;
}

figcaption {
  font-size: 0.82rem;
  color: #000000;
  margin-top: 0.5rem;
}

.callout {
  border: 1px solid #000000;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.callout h3 {
  margin-top: 0;
}

.disclaimer {
  font-size: 0.85rem;
  font-style: italic;
}

.footnote {
  font-size: 0.82rem;
}

.toc {
  border: 1px solid #000000;
  padding: 1rem 1.25rem;
  margin: 1.5rem 0;
}

.toc ol {
  margin: 0.5rem 0 0;
  padding-left: 1.25rem;
}

@media (max-width: 720px) {
  article {
    max-width: 100%;
  }
}

@media (max-width: 720px) {
  .layout {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
}