/* Estilos limpios e institucionales para páginas de detalle I3D / LTI */

.i3d-page-intro {
  padding: 40px 0 20px;
}

.i3d-layout-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.i3d-media-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
}

.i3d-media-box img {
  width: 100%;
  height: auto;
  display: block;
}

<<<<<<< HEAD
.i3d-media-caption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--text-secondary);
  border-top: 1px solid var(--border-light);
  background: var(--bg-light);
  margin: 0;
}

.i3d-code-box {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
  margin: 20px 0;
}

.i3d-code-box h3 {
  font-family: "Public Sans", sans-serif;
  font-size: 18px;
  color: var(--brand-blue-deep);
  margin: 0 0 10px;
}

.i3d-code-box p {
  color: var(--text-secondary);
  font-size: 14px;
  margin: 0 0 14px;
}

.i3d-code-snippet {
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 14px 18px;
  overflow-x: auto;
  font-family: ui-monospace, Menlo, Monaco, Consolas, monospace;
  font-size: 13px;
  color: #0f172a;
  line-height: 1.5;
  margin: 0;
}

.i3d-feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.i3d-feature-card {
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  padding: 24px;
}

.i3d-feature-card h3 {
  font-family: "Public Sans", sans-serif;
  font-size: 18px;
  color: var(--brand-blue-deep);
  margin: 0 0 8px;
}

.i3d-feature-card p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
}

.i3d-downloads-table {
  width: 100%;
  border-collapse: collapse;
  background: #ffffff;
  border: 1px solid var(--border-light);
  border-radius: 12px;
  overflow: hidden;
  margin-top: 20px;
}

.i3d-downloads-table th,
.i3d-downloads-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
}

.i3d-downloads-table th {
  background: var(--bg-light);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-secondary);
  font-weight: 700;
}

.i3d-downloads-table tr:last-child td {
  border-bottom: none;
}

.i3d-downloads-table td code {
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
  background: var(--bg-soft);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--brand-blue-dark);
}

.i3d-file-format-badge {
  font-size: 12px;
  font-weight: 600;
  padding: 3px 8px;
  background: var(--bg-soft);
  border-radius: 4px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.i3d-file-size {
  font-size: 13px;
  color: var(--text-secondary);
  white-space: nowrap;
}

.i3d-nav-footer {
  margin-top: 36px;
  display: flex;
  justify-content: flex-start;
  gap: 16px;
}

@media (max-width: 900px) {
  .i3d-layout-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 680px) {
  .i3d-downloads-table,
  .i3d-downloads-table tbody,
  .i3d-downloads-table tr,
  .i3d-downloads-table td {
    display: block;
    width: 100%;
  }

  .i3d-downloads-table thead {
    display: none;
  }

  .i3d-downloads-table tr {
    padding: 16px;
    border-bottom: 1px solid var(--border-light);
  }

  .i3d-downloads-table td {
    padding: 6px 0;
    border: none;
  }

  .i3d-downloads-table td:last-child {
    margin-top: 10px;
  }
}