.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 30px;
}

.card {
  background: #fff;
  border-radius: 20px;
  overflow: hidden;
  cursor: pointer;
  transition: 0.35s;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.card:hover {
  transform: translateY(-10px);
}

.card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: 0.5s;
}

.card:hover img {
  transform: scale(1.08);
}

.info {
  padding: 25px;
}

.category {
  color: #777;
  font-size: 14px;
}

.title {
  font-size: 24px;
  font-weight: bold;
  margin: 10px 0;
}

.view {
  color: #4f46e5;
  font-weight: bold;
}

/* modal */

.modal {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 99999;
}

.modal.active {
  display: flex;
}

.popup {
  width: 1040px;
  height: 90vh;
  background: #fff;
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow-y: auto;
}

.close {
  position: absolute;
  top: 20px;
  right: 25px;
  font-size: 30px;
  cursor: pointer;
}

.popup h2 {
  margin-bottom: 15px;
}

.meta {
  display: flex;
  gap: 30px;
  margin: 20px 0;
  color: #666;
  flex-wrap: wrap;
}

.desc {
  line-height: 1.8;
  margin-bottom: 10px;
  font-size: 18px;
}

.image-box {
  max-height: 570px;
  margin: 20px 0 25px;
  overflow-y: auto;
  border: 1px solid #ddd;
  border-radius: 10px;
  background: #fafafa;
}

.image-box img {
  width: 100%;
  display: block;
}

/* 설명 탭 */
.desc-tabs {
  margin-top: 5px;
}

.tab-btns {
  display: flex;
  gap: 6px;
  border-bottom: 2px solid #eee;
  margin-bottom: 20px;
}

.tab-btn {
  padding: 10px 18px;
  border: none;
  background: none;
  font-size: 15px;
  font-weight: 600;
  color: #999;
  cursor: pointer;
  position: relative;
  transition: 0.25s;
}

.tab-btn:hover {
  color: #4f46e5;
}

.tab-btn.active {
  color: #4f46e5;
}

.tab-btn.active::after {
  content: "";
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 100%;
  height: 2px;
  background: #4f46e5;
}

.tab-panel {
  display: none;
  line-height: 1.8;
  font-size: 16px;
  color: #444;
}

.tab-panel.active {
  display: block;
}
.project-link {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 24px;
  background: #222;
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  transition: 0.3s;
  margin-bottom: 20px;
}

.project-link:hover {
  background: #555;
}
@media (max-width: 768px) {

  .popup {
    width: 92vw;
    padding: 25px;
  }

  .image-box {
    max-height: 320px;
  }

  .tab-btn {
    padding: 8px 12px;
    font-size: 14px;
  }
}