.article-page {
  width: min(100% - 32px, 1040px);
  margin: 0 auto;
  padding: 56px 0 80px;
}

.article-hero {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 48px;
  align-items: center;
  padding: 48px 0 64px;
  border-bottom: 1px solid var(--color-border);
}

.article-hero h1 {
  font-size: clamp(28px, 4vw, 38px);
  font-weight: 600;
  line-height: 1.5;
}

.article-lead {
  color: var(--color-text-muted);
  font-size: 17px;
  line-height: 1.95;
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.article-meta span {
  padding: 8px 12px;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-pill);
  background: var(--color-primary-pale);
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 700;
}

.article-hero-image,
.article-figure {
  margin: 0;
  padding: 16px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-soft);
}

.article-hero-image img,
.article-figure img {
  width: 100%;
  border-radius: var(--radius-md);
}

.article-figure figcaption {
  margin-top: 12px;
  color: var(--color-text-muted);
  font-size: 13px;
  line-height: 1.8;
}

.article-summary,
.article-toc,
.article-section {
  margin-top: 56px;
}

.article-summary {
  padding: 32px;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.article-summary ul,
.article-list,
.memo-grid,
.references ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-summary li,
.article-list li,
.memo-grid li {
  position: relative;
  margin-top: 12px;
  padding-left: 28px;
}

.article-summary li::before,
.article-list li::before,
.memo-grid li::before {
  position: absolute;
  top: 0.7em;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--color-primary-dark);
  content: "";
}

.article-toc {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.article-toc a {
  min-height: 44px;
  padding: 10px 16px;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-pill);
  background: var(--color-primary-pale);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.article-section {
  padding-top: 56px;
  border-top: 1px solid var(--color-border);
}

.article-section p {
  color: var(--color-text-muted);
}

.article-section h2 {
  max-width: 760px;
}

.article-section h3 {
  margin-top: 32px;
}

.callout {
  margin: 28px 0;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--color-border);
  border-left: 6px solid var(--color-primary-dark);
  border-radius: var(--radius-md);
}

.callout strong {
  display: block;
  margin-bottom: 8px;
  color: var(--color-primary-dark);
}

.visual-section {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(320px, 1.05fr);
  gap: 40px;
  align-items: start;
}

.wide {
  margin: 32px 0;
}

.three-columns,
.two-panels {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.two-panels {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.three-columns section,
.two-panels section,
.memo-section,
.faq details,
.article-closing {
  padding: 24px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-soft);
}

.urgent {
  background: #f7ece8 !important;
  border-color: var(--color-secondary) !important;
}

.table-wrap {
  overflow-x: auto;
  margin-top: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

table {
  width: 100%;
  min-width: 680px;
  border-collapse: collapse;
  background: #fff;
}

th,
td {
  padding: 18px;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--color-primary-dark);
  background: var(--color-primary-pale);
}

tr:last-child td {
  border-bottom: 0;
}

.memo-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 20px;
}

.faq details + details {
  margin-top: 12px;
}

.faq summary {
  cursor: pointer;
  color: var(--color-text);
  font-weight: 600;
}

.references a {
  color: var(--color-primary-dark);
  font-weight: 700;
  text-decoration: underline;
  text-underline-offset: 4px;
}

.references li + li {
  margin-top: 10px;
}

@media (max-width: 900px) {
  .article-hero,
  .visual-section,
  .three-columns,
  .two-panels,
  .memo-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .article-page {
    width: min(100% - 24px, 1040px);
    padding-top: 32px;
  }

  .article-hero {
    gap: 28px;
    padding-top: 24px;
  }

  .article-summary,
  .article-section {
    margin-top: 40px;
  }

  .article-section {
    padding-top: 40px;
  }

  .article-hero-image,
  .article-figure,
  .article-summary,
  .three-columns section,
  .two-panels section,
  .memo-section,
  .faq details,
  .article-closing {
    padding: 20px;
    border-radius: var(--radius-md);
  }
}