/* DELDUA articles shared layout */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--deldua-border);
  backdrop-filter: blur(8px);
}

.site-header .wrap {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 64px;
}

.site-header a.logo-link {
  display: flex;
  text-decoration: none;
}

.site-header a.logo-link img {
  height: 48px;
  width: auto;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 1.1rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-header nav a {
  color: var(--deldua-muted);
  text-decoration: none;
}

.site-header nav a:hover {
  color: var(--deldua-black);
}

.site-header .btn {
  display: inline-block;
  background: var(--deldua-red);
  color: var(--deldua-white);
  text-decoration: none;
  padding: 0.65rem 1rem;
  font-family: "Space Grotesk", sans-serif;
  font-weight: 600;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.site-footer {
  border-top: 1px solid var(--deldua-border);
  padding: 2rem 1.25rem;
  font-size: 0.88rem;
  color: var(--deldua-muted);
  text-align: center;
}

.site-footer a {
  color: var(--deldua-red);
  text-decoration: none;
}

.page-wrap {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.page-wrap-wide {
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.article-index-hero {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--deldua-border);
}

.article-index-hero h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

.article-index-hero p {
  margin: 0;
  color: var(--deldua-muted);
  max-width: 36rem;
}

.article-list {
  padding: 2.5rem 0 3rem;
  display: grid;
  gap: 1.25rem;
}

.article-card {
  display: block;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--deldua-border);
  padding: 1.35rem 1.4rem;
  transition: border-color 0.2s ease;
}

.article-card:hover {
  border-color: var(--deldua-red);
}

.article-card .tag {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--deldua-red);
  margin-bottom: 0.5rem;
}

.article-card h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.15rem;
  margin: 0 0 0.45rem;
  letter-spacing: 0.02em;
}

.article-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--deldua-muted);
  line-height: 1.5;
}

.article-card .meta {
  margin-top: 0.75rem;
  font-size: 0.78rem;
  color: var(--deldua-muted);
}

.article-page {
  padding: 2.5rem 0 3rem;
}

.article-page .back {
  font-size: 0.8rem;
  color: var(--deldua-muted);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 1.5rem;
}

.article-page .back:hover {
  color: var(--deldua-black);
}

.article-page .tag {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--deldua-red);
  margin-bottom: 0.65rem;
}

.article-page h1 {
  font-family: "Space Grotesk", sans-serif;
  font-size: clamp(1.65rem, 4vw, 2.1rem);
  line-height: 1.15;
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}

.article-page .lead {
  font-size: 1.05rem;
  color: var(--deldua-muted);
  margin: 0 0 1.75rem;
  line-height: 1.55;
}

.article-page .meta {
  font-size: 0.8rem;
  color: var(--deldua-muted);
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--deldua-border);
}

.article-body h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 2rem 0 0.75rem;
}

.article-body p {
  margin: 0 0 1rem;
  line-height: 1.6;
}

.article-body ul,
.article-body ol {
  margin: 0 0 1rem;
  padding-left: 1.25rem;
}

.article-body li {
  margin-bottom: 0.45rem;
  line-height: 1.55;
}

.callout {
  margin: 1.75rem 0;
  padding: 1.15rem 1.25rem;
  border-left: 3px solid var(--deldua-red);
  background: var(--deldua-off-white);
}

.callout strong {
  display: block;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 0.35rem;
}

.callout p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--deldua-muted);
}

.article-cta {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--deldua-border);
}

.article-cta p {
  margin: 0 0 1rem;
  color: var(--deldua-muted);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.cta-row a {
  display: inline-block;
  padding: 0.7rem 1.1rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
}

.cta-row a.primary {
  background: var(--deldua-red);
  color: var(--deldua-white);
}

.cta-row a.secondary {
  border: 1px solid var(--deldua-border);
  color: var(--deldua-black);
}

.related {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--deldua-border);
}

.related h2 {
  font-family: "Space Grotesk", sans-serif;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--deldua-muted);
  margin: 0 0 1rem;
}

.related-links {
  display: grid;
  gap: 0.5rem;
}

.related-links a {
  color: var(--deldua-red);
  text-decoration: none;
  font-size: 0.92rem;
}

.related-links a:hover {
  text-decoration: underline;
}

@media (max-width: 700px) {
  .site-header nav .hide-mobile {
    display: none;
  }
}