:root {
  --viewport-width: min(100vw, 1600px);
  --b: calc(var(--viewport-width) / 160);
}

.frame-selector__grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 20px;
  padding: 0;
}
.frame-selector__empty {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  min-height: 400px;
  padding: 40px 20px;
}
.frame-selector__empty-message {
  font-size: 18px;
  color: #666666;
  text-align: center;
  background: #ffffff;
  padding: 30px 40px;
  border-radius: 16px;
  -webkit-box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
.frame-selector__item {
  display: block;
  background: #ffffff;
  border-radius: 16px;
  overflow: hidden;
  -webkit-box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
          box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  cursor: pointer;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  -webkit-animation: fadeInUp 0.4s ease-out;
          animation: fadeInUp 0.4s ease-out;
  text-decoration: none;
  color: inherit;
}
.frame-selector__item:hover {
  -webkit-transform: translateY(-5px);
          transform: translateY(-5px);
  -webkit-box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
          box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}
.frame-selector__item:active {
  -webkit-transform: translateY(-2px);
          transform: translateY(-2px);
}
.frame-selector__image-wrapper {
  width: 100%;
  height: 250px;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
  overflow: hidden;
  padding: 20px;
}
.frame-selector__image {
  width: 200px;
  height: 200px;
  -o-object-fit: contain;
     object-fit: contain;
}
.frame-selector__placeholder {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 100%;
  height: 100%;
}
.frame-selector__info {
  padding: 20px;
}
.frame-selector__title {
  font-size: 18px;
  font-weight: 700;
  color: #333333;
  margin-bottom: 8px;
}
.frame-selector__description {
  font-size: 14px;
  color: #666666;
  line-height: 1.5;
}

@media screen and (max-width: 768px) {
  .frame-selector__grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}