/* ============================================
   ZHICAI WKP Page Styles — wkp.css
   ============================================ */

/* --- Material Overview Layout --- */
.overview-image-container {
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(166, 124, 82, 0.15);
  background: var(--color-bg-alt);
  aspect-ratio: 16/10;
  width: 100%;
}

.wkp-texture-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-cream) 0%, var(--color-kraft-light) 100%);
  opacity: 0.8;
}

.wkp-material-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- Tab Content Enhancements --- */
.series-img-placeholder {
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.series-img-placeholder:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

/* --- Specifications Table --- */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  background-color: var(--color-white);
}

.specs-table th,
.specs-table td {
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--text-base);
}

.specs-table tbody tr:last-child td {
  border-bottom: none;
}

.specs-table tbody tr:nth-child(even) {
  background-color: var(--color-bg-alt);
}

.specs-table tbody tr:hover {
  background-color: rgba(166, 124, 82, 0.05);
}

/* --- Performance Grid Enhancements --- */
.perf-card {
  text-align: center;
  transition: all var(--transition-base);
}

.perf-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-kraft);
}

.perf-card .feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(45, 106, 79, 0.08);
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  color: var(--color-forest);
  margin-bottom: var(--space-4);
}

/* --- Certification Badge --- */
.cert-badge {
  text-align: center;
  width: 200px;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.cert-badge:hover {
  transform: translateY(-5px);
  border-color: var(--color-gold);
  box-shadow: var(--shadow-md);
}