.cert-hero {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at top left, rgba(16, 185, 129, 0.14), transparent 34%),
    radial-gradient(circle at top right, rgba(37, 99, 235, 0.14), transparent 36%),
    linear-gradient(180deg, #09101d 0%, #0f172a 100%);
  color: #f8fafc;
  padding: 150px 0 100px;
}

.cert-hero .hero-grid-overlay {
  position: absolute;
  inset: 0;
  opacity: 0.28;
  z-index: 0;
  pointer-events: none;
}

.cert-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.8), transparent);
  pointer-events: none;
}

.cert-hero-inner,
.cert-band,
.cert-cta-panel,
.cert-footer-wrap {
  position: relative;
  z-index: 1;
}

.cert-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(255, 255, 255, 0.07);
  color: #cbd5e1;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.cert-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--emerald-light);
  box-shadow: 0 0 0 6px rgba(16, 185, 129, 0.15);
}

.cert-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 42px;
  align-items: center;
  margin-top: 28px;
}

.cert-headline {
  font-size: clamp(2.4rem, 5.8vw, 4.8rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
  font-weight: 800;
  margin: 20px 0 18px;
  max-width: 760px;
}

.cert-subhead {
  font-size: 1.08rem;
  line-height: 1.8;
  color: #cbd5e1;
  max-width: 700px;
}

.cert-hero-actions,
.cert-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.cert-meta-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 34px;
}

.cert-meta-item {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 18px 18px 16px;
}

.cert-meta-label {
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #94a3b8;
  margin-bottom: 8px;
  font-weight: 700;
}

.cert-meta-value {
  color: #f8fafc;
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.45;
}

.cert-panel {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(12px);
}

.cert-panel-title {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 8px;
}

.cert-panel-sub {
  color: #cbd5e1;
  font-size: 0.92rem;
  margin-bottom: 22px;
}

.cert-tier-list,
.cert-mini-list,
.cert-proof-list,
.cert-value-list,
.cert-legal-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.cert-tier-item,
.cert-mini-item,
.cert-proof-item,
.cert-value-item,
.cert-legal-list li {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: flex-start;
  padding: 14px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.cert-tier-item:first-child,
.cert-mini-item:first-child,
.cert-proof-item:first-child,
.cert-value-item:first-child {
  border-top: 0;
  padding-top: 0;
}

.cert-tier-name,
.cert-proof-label,
.cert-value-label {
  color: #f8fafc;
  font-weight: 700;
}

.cert-tier-copy,
.cert-proof-copy,
.cert-value-copy {
  color: #cbd5e1;
  font-size: 0.92rem;
  line-height: 1.65;
}

.cert-tier-chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 90px;
  padding: 7px 10px;
  border-radius: 999px;
  background: rgba(16, 185, 129, 0.12);
  color: #6ee7b7;
  font-size: 0.8rem;
  font-weight: 700;
}

.cert-band {
  padding: 26px 0;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.cert-section-shell {
  position: relative;
}

.cert-section-shell::before {
  content: "";
  position: absolute;
  left: 50%;
  top: -42px;
  transform: translateX(-50%);
  width: 2px;
  height: 84px;
  background: linear-gradient(180deg, rgba(37, 99, 235, 0), rgba(37, 99, 235, 0.28) 28%, rgba(16, 185, 129, 0.3) 72%, rgba(16, 185, 129, 0));
  pointer-events: none;
}

.cert-section-bridge {
  position: relative;
  width: 100%;
  height: 42px;
  overflow: hidden;
  background: transparent;
}

.cert-section-bridge::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  transform: translateX(-50%);
  background: linear-gradient(180deg, rgba(37, 99, 235, 0), rgba(37, 99, 235, 0.25) 28%, rgba(16, 185, 129, 0.35) 72%, rgba(16, 185, 129, 0));
}

.cert-section-bridge[data-tone="dark"] {
  background: transparent;
  height: 42px;
}

.cert-section-bridge[data-tone="dark"]::before {
  background: linear-gradient(180deg, rgba(96, 165, 250, 0), rgba(96, 165, 250, 0.24) 30%, rgba(16, 185, 129, 0.28) 74%, rgba(15, 23, 42, 0));
}

.cert-section-node {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid var(--primary);
  box-shadow: 0 0 0 10px rgba(37, 99, 235, 0.08);
}

.cert-section-node::before,
.cert-section-node::after {
  content: "";
  position: absolute;
  inset: 50% auto auto 50%;
  width: 56px;
  height: 1px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.22), rgba(16, 185, 129, 0));
}

.cert-section-node::before {
  transform: translate(-100%, -50%);
}

.cert-section-node::after {
  transform: translate(0, -50%);
}

.cert-section-node[data-tone="dark"] {
  background: #0f172a;
  border-color: #60a5fa;
  box-shadow: 0 0 0 10px rgba(96, 165, 250, 0.08);
}

.cert-section-node[data-tone="dark"]::before,
.cert-section-node[data-tone="dark"]::after {
  background: linear-gradient(90deg, rgba(96, 165, 250, 0.22), rgba(16, 185, 129, 0));
}

.cert-band-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.cert-band-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
}

.cert-band-value {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.cert-band-label {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.cert-card-grid,
.cert-domain-grid,
.cert-proof-grid,
.cert-policy-grid,
.cert-badge-grid,
.cert-link-grid,
.cert-dual-grid {
  display: grid;
  gap: 24px;
}

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

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

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

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

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

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

.cert-card,
.cert-domain-card,
.cert-proof-card,
.cert-policy-card,
.cert-link-card,
.cert-table-card,
.cert-cta-panel,
.legal-panel,
.badge-preview-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow-sm);
}

.cert-card:hover,
.cert-domain-card:hover,
.cert-link-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.cert-card-eyebrow,
.cert-domain-weight,
.cert-policy-tag,
.cert-table-tag,
.badge-preview-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 11px;
  border-radius: 999px;
  background: var(--primary-pale);
  color: var(--primary-dark);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.cert-card-title,
.cert-domain-title,
.cert-proof-title,
.cert-policy-title,
.cert-link-title,
.cert-table-title,
.legal-title,
.badge-preview-title {
  font-size: 1.2rem;
  line-height: 1.35;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.cert-card-copy,
.cert-domain-copy,
.cert-proof-copy,
.cert-policy-copy,
.cert-link-copy,
.cert-table-copy,
.legal-copy,
.badge-preview-copy {
  color: var(--text-secondary);
  line-height: 1.75;
  font-size: 0.95rem;
}

.cert-domain-card ol,
.cert-policy-card ul,
.legal-panel ol,
.legal-panel ul,
.cert-table-card ul {
  margin-top: 16px;
  padding-left: 18px;
  color: var(--text-secondary);
}

.cert-domain-card li,
.cert-policy-card li,
.legal-panel li,
.cert-table-card li {
  margin-bottom: 10px;
  line-height: 1.7;
}

.cert-page-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}

.cert-page-nav a {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition);
}

.cert-page-nav a:hover {
  border-color: var(--primary);
  color: var(--primary-dark);
  background: var(--primary-pale);
}

.cert-score-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 18px;
}

.cert-score-table th,
.cert-score-table td {
  text-align: left;
  vertical-align: top;
  padding: 14px 12px;
  border-bottom: 1px solid var(--border);
  line-height: 1.6;
  color: var(--text-secondary);
}

.cert-score-table th {
  color: var(--text-primary);
  font-weight: 700;
  font-size: 0.9rem;
}

.cert-score-table td strong {
  color: var(--text-primary);
}

.cert-details {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

.cert-details + .cert-details {
  margin-top: 18px;
}

.cert-details summary {
  list-style: none;
  cursor: pointer;
  padding: 22px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

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

.cert-details summary span:first-child {
  color: var(--text-primary);
  font-weight: 800;
  font-size: 1rem;
}

.cert-details summary span:last-child {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cert-details[open] summary {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
}

.cert-details-body {
  padding: 22px 24px 24px;
}

.cert-checklist {
  display: grid;
  gap: 12px;
}

.cert-checklist-item {
  display: flex;
  gap: 12px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.cert-checklist-item::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--emerald-light);
  margin-top: 10px;
  flex-shrink: 0;
}

.legal-shell {
  background: linear-gradient(180deg, #f8fafc 0%, #eef4ff 100%);
  min-height: 100vh;
  padding-top: 120px;
}

.legal-hero {
  padding-bottom: 28px;
}

.legal-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary-dark);
}

.legal-kicker::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--primary);
}

.legal-headline {
  font-size: clamp(2rem, 5vw, 3.5rem);
  line-height: 1.06;
  letter-spacing: -0.04em;
  font-weight: 800;
  max-width: 900px;
  margin: 16px 0;
}

.legal-sub {
  color: var(--text-secondary);
  line-height: 1.8;
  max-width: 820px;
  font-size: 1rem;
}

.legal-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.38fr) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
  padding-bottom: 80px;
}

.legal-aside {
  position: sticky;
  top: 100px;
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 20px;
  padding: 22px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.legal-aside h2 {
  font-size: 0.95rem;
  margin-bottom: 14px;
}

.legal-aside a {
  display: block;
  padding: 9px 0;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.legal-aside a:hover {
  color: var(--primary-dark);
}

.legal-content {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.legal-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.legal-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 0.88rem;
  font-weight: 600;
}

.badge-gallery {
  display: grid;
  grid-template-columns: 1fr;
  gap: 34px;
  margin-top: 34px;
}

.badge-preview-card {
  text-align: center;
  padding: 36px;
}

.badge-preview-card img {
  width: 100%;
  max-width: 520px;
  margin: 0 auto 28px;
}

.cert-badge-grid .badge-preview-card img {
  max-width: 480px;
}

.badge-gallery .badge-preview-card img {
  max-width: 620px;
}

.badge-gallery .badge-preview-card {
  display: grid;
  grid-template-columns: minmax(300px, 0.9fr) minmax(320px, 1fr);
  gap: 26px 30px;
  align-items: center;
  text-align: left;
  background:
    radial-gradient(circle at 22% 35%, rgba(37, 99, 235, 0.1), transparent 28%),
    radial-gradient(circle at 70% 70%, rgba(16, 185, 129, 0.08), transparent 28%),
    #fff;
}

.badge-gallery .badge-preview-card img {
  margin: 0 auto;
}

.badge-gallery .badge-preview-tag {
  margin-bottom: 8px;
}

.badge-gallery .badge-preview-title,
.badge-gallery .badge-preview-copy {
  max-width: 520px;
}

.badge-gallery .badge-copy-block {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.badge-gallery .badge-copy-block .badge-preview-title {
  margin-bottom: 2px;
}

.badge-gallery .badge-copy-block .badge-preview-copy {
  margin-top: 0;
}

.badge-gallery .badge-tier-note {
  grid-column: 1 / -1;
  margin-top: 2px;
  padding: 20px 22px;
  border-radius: 18px;
  background: rgba(15, 23, 42, 0.04);
  border: 1px solid rgba(15, 23, 42, 0.07);
}

.badge-gallery .badge-tier-note .badge-preview-copy {
  max-width: none;
  margin: 0;
}

.badge-rules {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.cert-cta-panel {
  background: linear-gradient(135deg, #0f172a 0%, #153e75 100%);
  color: #f8fafc;
}

.cert-cta-panel .cert-card-title,
.cert-cta-panel .cert-card-copy,
.cert-cta-panel .cert-value-label,
.cert-cta-panel .cert-value-copy {
  color: #f8fafc;
}

.cert-cta-panel .cert-card-copy,
.cert-cta-panel .cert-value-copy {
  color: #cbd5e1;
}

.cert-footer-wrap {
  padding-top: 24px;
}

@media (max-width: 1080px) {
  .cert-hero-grid,
  .cert-card-grid,
  .cert-domain-grid,
  .cert-proof-grid,
  .cert-policy-grid,
  .cert-badge-grid,
  .cert-link-grid,
  .badge-gallery,
  .badge-rules,
  .cert-dual-grid,
  .legal-grid,
  .cert-band-grid {
    grid-template-columns: 1fr;
  }

  .badge-gallery .badge-preview-card {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .badge-gallery .badge-preview-title,
  .badge-gallery .badge-preview-copy {
    max-width: none;
  }

  .legal-aside {
    position: static;
  }

  .cert-meta-list {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .cert-hero {
    padding-top: 124px;
    padding-bottom: 84px;
  }

  .cert-headline {
    font-size: 2.5rem;
  }

  .cert-card,
  .cert-domain-card,
  .cert-proof-card,
  .cert-policy-card,
  .cert-link-card,
  .cert-table-card,
  .cert-cta-panel,
  .legal-panel,
  .badge-preview-card,
  .cert-panel {
    padding: 22px;
    border-radius: 20px;
  }

  .cert-details summary,
  .cert-details-body {
    padding-left: 18px;
    padding-right: 18px;
  }

  .legal-shell {
    padding-top: 108px;
  }

  .cert-section-node::before,
  .cert-section-node::after {
    width: 32px;
  }
}