.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246, 248, 251, 0.94);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(8px);
}

.header-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 4.6rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  font-weight: 700;
  color: var(--brand-strong);
}

.brand-mark {
  width: 2rem;
  height: 2rem;
  border-radius: 0.55rem;
  background: linear-gradient(140deg, var(--brand), #1e6ea6);
  color: white;
  display: grid;
  place-content: center;
  font-size: 0.8rem;
  font-family: "Palatino Linotype", "Book Antiqua", Palatino, serif;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface);
  padding: 0.5rem 0.65rem;
}

.site-nav ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
}

.site-nav a {
  text-decoration: none;
  font-size: 0.95rem;
  color: var(--text-muted);
  border-radius: 0.45rem;
  padding: 0.42rem 0.58rem;
}

.site-nav a:hover,
.site-nav a[data-active='true'] {
  color: var(--brand-strong);
  background: #e7edf5;
}

.hero {
  padding: 5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: start;
}

.hero-panel {
  background: linear-gradient(160deg, #103f62, #1b4d72 45%, #2b6e95);
  color: #f8fbff;
  border-radius: var(--radius-lg);
  padding: 1.7rem;
  box-shadow: var(--shadow);
}

.hero-panel p {
  margin: 0.5rem 0 0;
  color: #e3edf7;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.35rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  padding: 0.62rem 1rem;
  transition: transform 120ms ease, box-shadow 120ms ease, background-color 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--brand);
  color: white;
  box-shadow: 0 9px 20px rgba(27, 77, 114, 0.26);
}

.btn-primary:hover {
  background: var(--brand-strong);
}

.btn-secondary {
  background: #edf3f9;
  color: var(--brand-strong);
  border-color: #d0dceb;
}

.btn-text {
  background: transparent;
  color: var(--brand);
  border-color: var(--border);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1rem;
}

.section-note {
  font-size: 0.95rem;
  color: var(--text-muted);
}

.card-grid {
  display: grid;
  gap: 1rem;
}

.card-grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.15rem;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.05);
}

.card h3 {
  margin-bottom: 0.45rem;
}

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

.card ul {
  color: var(--text-muted);
}

.text-link {
  font-weight: 700;
  color: var(--brand);
  text-underline-offset: 0.22rem;
}

.warn-card {
  border-left: 4px solid var(--warn);
}

.safe-card {
  border-left: 4px solid var(--ok);
}

.tag-list {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  padding: 0;
  margin: 0.8rem 0 0.4rem;
}

.tag-pill {
  font-size: 0.8rem;
  color: var(--brand-strong);
  background: #e9eff7;
  border: 1px solid #cfdaeb;
  border-radius: 999px;
  padding: 0.24rem 0.58rem;
}

.callout {
  border-radius: var(--radius-md);
  border: 1px solid #e4d4c7;
  background: #fff8f2;
  padding: 1rem;
}

.callout strong {
  color: #8a3a1a;
}

.checklist {
  background: var(--surface-soft);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  padding: 1rem 1rem 0.3rem;
}

.cta {
  background: linear-gradient(140deg, #0f3550, #184b70);
  color: #f2f8fe;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: grid;
  gap: 0.8rem;
}

.cta p {
  color: #ddeaf7;
  margin: 0;
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.48rem;
  font-size: 0.93rem;
  color: var(--text-muted);
  padding-top: 1.2rem;
}

.breadcrumbs a {
  color: var(--brand);
}

.article {
  padding: 1rem 0 2rem;
}

.article-header {
  max-width: var(--measure);
}

.article-content {
  max-width: var(--measure);
}

.article-content h2 {
  margin-top: 2rem;
}

.article-content h3 {
  margin-top: 1.5rem;
}

.related-shell {
  padding-bottom: 3.2rem;
}

.feed-controls {
  display: grid;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.search-input {
  width: 100%;
  max-width: 26rem;
  border: 1px solid var(--border);
  border-radius: 0.6rem;
  padding: 0.65rem 0.72rem;
  font: inherit;
  background: var(--surface);
}

.filter-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-chip {
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--surface);
  color: var(--text-muted);
  padding: 0.32rem 0.67rem;
  font-size: 0.84rem;
  cursor: pointer;
}

.filter-chip[aria-pressed='true'] {
  color: white;
  border-color: var(--brand);
  background: var(--brand);
}

.article-card {
  display: grid;
  gap: 0.5rem;
}

.article-card .meta {
  font-size: 0.85rem;
}

.kicker {
  font-size: 0.83rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--brand);
  margin: 0;
}

.site-footer {
  background: #0f2738;
  color: #d9e7f4;
  margin-top: 2.2rem;
}

.footer-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: 1.1fr 1fr 1fr;
  padding: 2rem 0;
}

.site-footer a {
  color: #f0f6ff;
}

.footer-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.4rem;
}

.footer-bottom {
  border-top: 1px solid #2b4560;
  padding: 1rem 0 1.5rem;
  color: #aac1d6;
  font-size: 0.9rem;
}

.newsletter-placeholder {
  border: 1px dashed #47647e;
  border-radius: var(--radius-sm);
  padding: 0.8rem;
  font-size: 0.93rem;
  color: #bdd0e2;
}

.quiz {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1rem;
}

.quiz-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.quiz button {
  border: 1px solid var(--border);
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  cursor: pointer;
}

.quiz button:hover {
  background: #f4f7fb;
}

.quiz-result {
  margin-top: 0.8rem;
  font-weight: 700;
}

.form-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-row {
  display: grid;
  gap: 0.38rem;
}

.form-row.full {
  grid-column: 1 / -1;
}

label {
  font-weight: 700;
  font-size: 0.92rem;
}

input,
textarea,
select {
  font: inherit;
  border: 1px solid var(--border);
  border-radius: 0.62rem;
  padding: 0.62rem 0.7rem;
  background: #fff;
}

textarea {
  min-height: 7.5rem;
}

.subtle {
  color: var(--text-muted);
  font-size: 0.92rem;
}

@keyframes lift-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fade-slide {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: no-preference) {
  .hero .container {
    animation: lift-in 500ms ease-out both;
  }

  .card-grid > *,
  .home-highlight > *,
  .trap-card {
    opacity: 0;
    animation: fade-slide 520ms ease-out both;
  }

  .card-grid > *:nth-child(2),
  .home-highlight > *:nth-child(2),
  .trap-card:nth-child(2) {
    animation-delay: 70ms;
  }

  .card-grid > *:nth-child(3),
  .home-highlight > *:nth-child(3),
  .trap-card:nth-child(3) {
    animation-delay: 120ms;
  }

  .card-grid > *:nth-child(4),
  .trap-card:nth-child(4) {
    animation-delay: 170ms;
  }

  .card-grid > *:nth-child(5),
  .trap-card:nth-child(5) {
    animation-delay: 220ms;
  }

  .card-grid > *:nth-child(6),
  .trap-card:nth-child(6) {
    animation-delay: 270ms;
  }
}

@media (max-width: 1020px) {
  .hero-grid,
  .footer-grid,
  .card-grid-3,
  .card-grid-2,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .site-nav {
    display: none;
    position: absolute;
    top: 4.5rem;
    left: 0;
    right: 0;
    background: var(--surface);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 0.65rem 1rem 1rem;
  }

  .site-nav.open {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.15rem;
  }

  .nav-toggle {
    display: inline-flex;
  }
}