.showcase-header {
  padding: 48px 0 16px;
}

.showcase-header h1 {
  font-size: 2.5rem;
  margin-bottom: 8px;
}

.showcase-subtitle {
  font-size: 1.125rem;
  opacity: 0.7;
}

/* ---- filters ---- */

.showcase-filters {
  padding: 24px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: flex-end;
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.filter-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  opacity: 0.85;
}

.filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: 1.5px solid var(--color-accent);
  border-radius: 20px;
  background: transparent;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  color: var(--color-text);
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s;
}

.filter-chip:hover {
  border-color: var(--color-primary);
}

.filter-chip.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-bg);
}

.filter-chip .dept-icon {
  width: 8px;
  height: 8px;
}

.search-box {
  flex: 1;
  min-width: 200px;
}

.search-box input {
  width: 100%;
  padding: 8px 14px;
  border: 1.5px solid var(--color-accent);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  background: #fff;
  color: var(--color-text);
  outline: none;
  transition: border-color 0.15s;
}

.search-box input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.15);
}

.showcase-count {
  font-size: 0.8125rem;
  opacity: 0.85;
  padding-bottom: 16px;
}

/* ---- bento grid ---- */

.showcase-bento {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding-bottom: 48px;
}

.showcase-item {
  background: #fff;
  border-radius: 12px;
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  border: 1px solid rgba(45, 106, 79, 0.1);
  transition: transform 0.2s, box-shadow 0.2s;
}

.showcase-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(27, 67, 50, 0.1);
  text-decoration: none;
}

.showcase-item.bento-hero { grid-column: span 2; grid-row: span 2; }
.showcase-item.bento-feature { grid-column: span 2; }
.showcase-item.bento-metric { grid-column: span 1; }

.showcase-item-content {
  padding: 20px;
}

.showcase-item.bento-hero .showcase-item-content { padding: 28px; }
.showcase-item.bento-hero h3 { font-size: 1.5rem; }

.showcase-item h3 {
  font-size: 1.0625rem;
  margin: 8px 0 6px;
}

.showcase-item p {
  font-size: 0.875rem;
  line-height: 1.5;
  opacity: 0.8;
  margin-bottom: 8px;
}

.showcase-item[hidden] { display: none; }

.showcase-empty {
  text-align: center;
  padding: 64px 0;
}

.showcase-empty p {
  margin-bottom: 16px;
  opacity: 0.6;
}

/* ---- detail layout ---- */

.showcase-detail {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 32px;
  padding: 32px 0;
}

.showcase-iframe-container {
  background: #fff;
  border-radius: 12px;
  border: 1px solid rgba(45, 106, 79, 0.1);
  min-height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.iframe-placeholder {
  font-style: italic;
  opacity: 0.5;
  padding: 40px;
  text-align: center;
}

.showcase-detail-sidebar {
  position: sticky;
  top: 80px;
  align-self: start;
  max-height: calc(100vh - 100px);
  overflow-y: auto;
}

.showcase-detail-sidebar h1 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.showcase-detail-desc {
  margin-bottom: 24px;
  line-height: 1.6;
}

.showcase-meta-list {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 8px 16px;
  margin-bottom: 24px;
}

.showcase-meta-list dt {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  opacity: 0.6;
  padding-top: 2px;
}

.showcase-meta-list dd {
  font-size: 0.9375rem;
}

.score-value {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
}

.showcase-detail-actions {
  display: flex;
  gap: 8px;
}

/* ---- responsive ---- */

@media (max-width: 1023px) {
  .showcase-bento { grid-template-columns: repeat(2, 1fr); }
  .showcase-item.bento-hero { grid-column: span 2; grid-row: span 1; }
  .showcase-detail { grid-template-columns: 1fr; }
  .showcase-detail-sidebar { position: static; }
}

@media (max-width: 767px) {
  .showcase-bento { grid-template-columns: 1fr; }
  .showcase-item.bento-hero, .showcase-item.bento-feature { grid-column: span 1; }
  .showcase-filters { flex-direction: column; }
}