/* ===== Showcase Gallery ===== */
.showcase-section {
  max-width: var(--maxw);
  margin: 48px auto;
  padding: 0 20px;
}

.showcase-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.showcase-card {
  all: unset;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  border-radius: 10px;
  overflow: hidden;
  background: #fff;
  border: 2px solid #e9ecef;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.showcase-card:hover,
.showcase-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.13);
  border-color: var(--brand-blue);
}

.showcase-card:focus-visible {
  outline: 3px solid var(--brand-blue);
  outline-offset: 2px;
}

.showcase-card__thumb {
  width: 100%;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  background: #f0f2f5;
}

.showcase-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.3s ease;
}

.showcase-card:hover .showcase-card__thumb img {
  transform: scale(1.04);
}

.showcase-card__title {
  margin: 0;
  padding: 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--text);
  font-family: 'Segoe UI', Arial, sans-serif;
}

/* ===== Modal ===== */
.showcase-modal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

.showcase-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  cursor: pointer;
}

.showcase-modal__content {
  position: relative;
  width: 96vw;
  max-width: 1920px;
  height: 94vh;
  max-height: 1080px;
  background: #fff;
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.35);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  animation: showcaseModalIn 0.25s ease;
}

@keyframes showcaseModalIn {
  from { opacity: 0; transform: translateY(24px) scale(0.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.showcase-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid #e9ecef;
  flex-shrink: 0;
}

.showcase-modal__title {
  margin: 0;
  font-size: 20px;
  font-weight: 700;
  color: var(--brand-blue);
  font-family: 'Segoe UI', Arial, sans-serif;
}

.showcase-modal__close {
  all: unset;
  cursor: pointer;
  font-size: 28px;
  line-height: 1;
  color: var(--text-dim);
  padding: 4px 8px;
  border-radius: 6px;
  transition: background 0.15s ease, color 0.15s ease;
}

.showcase-modal__close:hover,
.showcase-modal__close:focus-visible {
  background: #f0f2f5;
  color: var(--brand-blue);
}

.showcase-modal__close:focus-visible {
  outline: 2px solid var(--brand-blue);
}

.showcase-modal__embed {
  flex: 1 1 auto;
  min-height: 0;
}

.showcase-modal__embed iframe {
  width: 100%;
  height: 100%;
  min-height: 50vh;
  display: block;
}

.showcase-modal__description {
  padding: 20px 24px;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text-dim);
  border-top: 1px solid #e9ecef;
  font-family: 'Segoe UI', Arial, sans-serif;
  flex-shrink: 0;
  max-height: 25vh;
  overflow-y: auto;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .showcase-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 16px;
  }

  .showcase-modal__content {
    width: 98vw;
    max-height: 96vh;
    border-radius: 8px;
  }

  .showcase-modal__header {
    padding: 12px 16px;
  }

  .showcase-modal__title {
    font-size: 17px;
  }

  .showcase-modal__description {
    padding: 14px 16px;
  }
}

@media (max-width: 500px) {
  .showcase-grid {
    grid-template-columns: 1fr;
  }
}