/* ============ PROD NAV ============ */
.prod-nav {
  background: var(--black);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 88px;
  z-index: 100;
}

.prod-tabs {
  display: flex;
  gap: 0;
  overflow-x: auto;
  scrollbar-width: none;
}

.prod-tabs::-webkit-scrollbar { display: none; }

.prod-tab {
  font-family: var(--sans);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--gray);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 20px 28px;
  cursor: pointer;
  white-space: nowrap;
  transition: var(--transition);
}

.prod-tab:hover { color: var(--white); }

.prod-tab.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* ============ PROD SECTION ============ */
.prod-section { padding: 0 0 100px; }

/* ============ PROD GROUP ============ */
.prod-group {
  padding: 100px 0 80px;
  border-bottom: 1px solid var(--border);
}

.prod-group:last-child { border-bottom: none; }

.prod-group-header {
  margin-bottom: 60px;
  max-width: 620px;
}

/* ============ PROD GRID ============ */
.prod-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
}

/* ============ PROD CARD ============ */
.prod-card {
  background: var(--dark);
  padding: 44px 36px;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.prod-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.4s ease;
}

.prod-card:hover { background: var(--dark2); }
.prod-card:hover::after { width: 100%; }

.prod-card-premium {
  background: linear-gradient(135deg, #1a1a0d, var(--dark));
}

.prod-badge {
  display: inline-block;
  font-family: var(--sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  border: 1px solid var(--gold);
  padding: 4px 12px;
  margin-bottom: 18px;
}

.prod-visual {
  font-size: 52px;
  margin-bottom: 20px;
  display: block;
  transition: transform 0.4s ease;
}

.prod-card:hover .prod-visual {
  transform: scale(1.08) translateY(-3px);
}

.prod-body h3 {
  font-family: var(--serif);
  font-size: 26px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
  transition: color 0.3s;
}

.prod-card:hover .prod-body h3 { color: var(--gold); }

.prod-body p {
  font-size: 13px;
  color: var(--gray);
  line-height: 1.8;
  letter-spacing: 0.2px;
  margin-bottom: 18px;
}

.prod-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.prod-tags span {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold-dark);
  border: 1px solid rgba(201,168,76,0.25);
  padding: 4px 10px;
}

/* Invisible sections during filter */
.prod-group.hidden { display: none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .prod-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .prod-grid { grid-template-columns: 1fr; }
  .prod-card { padding: 32px 24px; }
}