/* =========================================
   cases.css
   制作実績 (現在は空 / 準備中)
   ========================================= */

.cases {
  background: var(--color-bg-alt);
}

.cases-empty {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.case-placeholder {
  aspect-ratio: 4 / 3;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.case-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 18px,
    rgba(10, 10, 10, 0.025) 18px,
    rgba(10, 10, 10, 0.025) 36px
  );
}

.case-placeholder__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--color-text-muted);
  position: relative;
}

.case-placeholder__text {
  font-size: 13px;
  color: var(--color-text-muted);
  font-weight: 500;
  position: relative;
  letter-spacing: 0.02em;
}

.case-placeholder__label {
  position: absolute;
  top: 16px;
  right: 16px;
  font-family: var(--font-en);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-accent);
  background: #fff;
  border: 1px solid var(--color-accent);
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  z-index: 1;
}

.cases-note {
  text-align: center;
  margin-top: 36px;
  color: var(--color-text-muted);
  font-size: 14px;
}

@media (max-width: 880px) {
  .cases-empty {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 560px) {
  .cases-empty {
    grid-template-columns: 1fr;
  }
}