/* Proof Connector Updates — layout and visuals */

.cu-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.55rem;
  margin: 1rem 0 1.25rem;
}

.cu-stat {
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 8px;
  padding: 0.6rem 0.65rem;
  background: #fff;
  text-align: center;
}

.cu-stat strong {
  display: block;
  font-size: 1.35rem;
  font-weight: 700;
  color: #295F4E;
  line-height: 1.1;
}

.cu-stat span {
  font-size: 0.72rem;
  color: var(--muted, #4c5868);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cu-diagram {
  margin: 1rem 0 1.25rem;
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 10px;
  overflow: hidden;
  background: #f0ece2;
}

.cu-diagram svg {
  display: block;
  width: 100%;
  height: auto;
}

.cu-diagram figcaption {
  padding: 0.55rem 0.75rem;
  font-size: 0.78rem;
  color: var(--muted, #4c5868);
  border-top: 1px solid var(--line, #cfc7b8);
  background: #fff;
}

.cu-visual-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.65rem;
  margin: 1rem 0;
}

.cu-visual-grid figure {
  margin: 0;
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
}

.cu-visual-grid img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.cu-visual-grid figcaption {
  padding: 0.45rem 0.6rem;
  font-size: 0.74rem;
  color: var(--muted, #4c5868);
  line-height: 1.35;
}

.cu-install-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin: 0.75rem 0;
}

.cu-install-card {
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 10px;
  padding: 0.8rem;
  background: #f0ece2;
}

.cu-install-card h3 {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
}

.cu-install-card p,
.cu-install-card li {
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--muted, #4c5868);
}

.cu-workflow {
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 10px;
  padding: 0.85rem;
  margin: 0.75rem 0;
  background: #fff;
}

.cu-workflow h3 {
  margin: 0 0 0.4rem;
  font-size: 0.95rem;
}

.cu-prompt {
  background: #1D2128;
  color: #F5F2EA;
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  font-size: 0.8rem;
  line-height: 1.45;
  margin: 0.5rem 0;
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
}

.cu-tool-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
  margin: 0.65rem 0 1rem;
}

.cu-tool-table th,
.cu-tool-table td {
  border: 1px solid var(--line, #cfc7b8);
  padding: 0.45rem 0.55rem;
  text-align: left;
  vertical-align: top;
}

.cu-tool-table th {
  background: #f0ece2;
  font-weight: 700;
}

.cu-tool-table code {
  font-size: 0.78rem;
}

.cu-update-feed {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
}

.cu-update-card {
  border: 1px solid var(--line, #cfc7b8);
  border-radius: 10px;
  padding: 0.9rem 1rem;
  background: #fff;
}

.cu-update-card.is-latest {
  border-color: color-mix(in srgb, #295F4E 45%, var(--line, #cfc7b8));
  box-shadow: 0 2px 12px rgba(41, 95, 78, 0.08);
}

.cu-update-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem 0.75rem;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.cu-update-date {
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted, #4c5868);
}

.cu-update-version {
  font-size: 0.85rem;
  font-weight: 700;
  color: #295F4E;
}

.cu-badge {
  font-size: 0.72rem;
  font-weight: 700;
  padding: 0.15rem 0.45rem;
  border-radius: 999px;
  background: #ebe4d6;
  color: #1D2128;
}

.cu-badge.new {
  background: #295F4E;
  color: #F5F2EA;
}

.cu-change-group {
  margin: 0.65rem 0 0;
}

.cu-change-group h4 {
  margin: 0.5rem 0 0.25rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted, #4c5868);
}

.cu-pii {
  border: 1px solid color-mix(in srgb, #8C3A32 35%, #cfc7b8);
  background: #fff;
  border-radius: 8px;
  padding: 0.6rem 0.7rem;
  font-size: 0.84rem;
  margin: 0.85rem 0;
}

.cu-two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  margin: 0.75rem 0;
}

@media (max-width: 900px) {
  .cu-stats { grid-template-columns: repeat(2, 1fr); }
  .cu-visual-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .cu-stats,
  .cu-install-grid,
  .cu-visual-grid,
  .cu-two-col { grid-template-columns: 1fr; }
}