.c-card {
  background-color: #fff;
  padding-block: 3.5rem 4rem;
}
.c-card[bg='f9'] {
  background-color: #f5f5f5;
}
.c-card > .w {
  width: var(--w);
  margin-inline: auto;
}

.c-card > .w > .list {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
}
.c-card > .w > .list {
  gap: 20px;
}
.c-card > .w > .list > .item {
  position: relative;
  transition-duration: 300ms;
  background-color: #f5f5f5;
  padding: 2rem;
  border-radius: 1rem;
}
.c-card[bg='f9'] > .w > .list > .item {
  background-color: #fff;
}
.c-card > .w > .list > .item:hover {
  box-shadow: 0 0 16px rgba(0, 0, 0, 0.1);
}
.c-card[grid='2'] > .w > .list > .item {
  width: calc(50% - 10px);
  flex-grow: 1;
}

.c-card[grid='3'] > .w > .list > .item {
  width: calc(33.33% - 14px);
  flex-grow: 0;
}

.c-card[grid='4'] > .w > .list > .item {
  width: calc(25% - 15px);
  flex-grow: 0;
}

.c-card > .w > .list > .item > .header {
  display: flex;
  align-items: center;
  margin-bottom: 1rem;
}
.c-card > .w > .list > .item > .header > .icon {
  margin-inline-end: 0.5rem;
  width: 1.4rem;
}
.c-card > .w > .list > .item > .header > .title {
  color: #000;
  font-size: 1.2rem;
}
.c-card > .w > .list > .item > .title {
  color: #000;
  font-size: 18px;
  margin-bottom: 1rem;
}

.c-card > .w > .list > .item > .intro {
  padding-bottom: 0.5rem;
}

@media (max-width: 900px) {
  .c-card[grid='2'] > .w > .list > .item,
  .c-card[grid='3'] > .w > .list > .item,
  .c-card[grid='4'] > .w > .list > .item {
    width: calc(80% - 20px);
    flex-grow: 1;
  }
  .c-card > .w > .list > .item > .header {
    font-size: 1rem;
    margin-bottom: 1rem;
  }
}

@media (max-width: 500px) {
  .c-card > .w > .list > .item {
    padding: 1.5rem 1rem;
  }
}