@import url("https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500&display=swap");

:root,
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border: 0;
}

:root {
  /* Primary colors. */
  --soft-blue: hsl(215, 51%, 70%);
  --cyan: hsl(178, 100%, 50%);
  --transparent-cyan: hsla(178, 100%, 50%, 0.5);
  /* Neutral colors. */
  --very-dark-blue-main-bg: hsl(217, 54%, 11%);
  --very-dark-blue-card-bg: hsl(216, 50%, 16%);
  --very-dark-blue-line: hsl(215, 32%, 27%);
  --white: hsl(0, 0%, 100%);
  /* Footer colors. */
  --brandeis-blue: hsl(212, 95%, 48%);
  /* Other variables */
  --padding: 1.5rem;
  --border-radius-card: 0.9375rem;
  --border-radius-image: 0.5rem;
}

body {
  min-height: 100vh;
  font-family: "Outfit", sans-serif;
  background-color: var(--very-dark-blue-main-bg);
  color: var(--white);
  display: flex;
  flex-direction: column;
}

.nft-preview-card {
  max-width: 327px;
  margin: auto;
  padding: var(--padding);
  background-color: var(--very-dark-blue-card-bg);
  border-radius: var(--border-radius-card);
  box-shadow: 0px 25px 50px rgba(0, 0, 0, 0.0952917);
}

/*
 * Use CSS grid and set all the grid items to be in the same cell.
 * For more:
 * https://stackoverflow.com/questions/2027657/overlapping-elements-in-css
*/

.nft-preview-card__image {
  display: grid;
}

.nft-preview-card__image>* {
  grid-column-start: 1;
  grid-row-start: 1;
}

.nft-preview-card__equilibrium {
  max-width: 100%;
  border-radius: var(--border-radius-image);
}

.nft-preview-card__image-overlay {
  max-width: 100%;
  background-color: var(--transparent-cyan);
  border-radius: var(--border-radius-image);
  z-index: 1;
  opacity: 0;
  transition: opacity 250ms ease-in-out;
  display: grid;
  align-items: center;
  justify-content: center;
}

.nft-preview-card__image-overlay:hover {
  cursor: pointer;
  opacity: 1;
}

.nft-preview-card__text {
  margin-top: 0.5rem;
}

.nft-preview-card__title a {
  font-size: 1.375rem;
  font-weight: 500;
  color: var(--white);
  text-decoration: none;
}

.nft-preview-card__title a:hover {
  color: var(--cyan);
  cursor: pointer;
}

.nft-preview-card__description {
  color: var(--soft-blue);
  font-size: 1.125rem;
  font-weight: 300;
  line-height: 1.625rem;
  margin-top: 0.625rem;
  margin-bottom: 0.875rem;
}

.nft-preview-card__product-info-container {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}

.nft-preview-card__price {
  color: var(--cyan);
  font-size: 0.9375rem;
  font-weight: 500;
  line-height: 1.1875rem;
}

.nft-preview-card__eth-icon {
  margin-bottom: -0.25rem;
  margin-right: 0.21875rem;
}

.nft-preview-card__time-left {
  color: var(--soft-blue);
  font-size: 0.9375rem;
  font-weight: 400;
  line-height: 1.1875rem;
}

.nft-preview-card__clock-icon {
  margin-bottom: -0.1875rem;
  margin-right: 0.125rem;
}

.nft-preview-card__author {
  display: flex;
  flex-direction: row;
  align-items: center;
  border-top: 0.0625rem solid var(--soft-blue);
  margin-top: 1rem;
  padding-top: 1rem;
}

.nft-preview-card__author-line {
  background-color: var(--soft-blue);
  width: 100%;
  height: 0.0625rem;
  margin: 1rem 0;
}

.nft-preview-card__author-avatar {
  width: 2.0625rem;
  border: 1px solid var(--white);
  border-radius: 50%;
}

.nft-preview-card__author-credit {
  color: var(--soft-blue);
  font-weight: 400;
  margin-left: 1rem;
}

.nft-preview-card__author-name {
  color: var(--white);
  text-decoration: none;
}

.nft-preview-card__author-name:hover {
  color: var(--cyan);
  cursor: pointer;
}

.attribution {
  font-size: 0.75rem;
  text-align: center;
  margin-top: 1rem;
  margin-bottom: 1rem;
}

.attribution a {
  color: var(--brandeis-blue);
  text-decoration: none;
}

.attribution a:hover {
  color: var(--cyan);
}

/* 
 * Desktop viewport.
*/

@media screen and (min-width: 768px) {
  .nft-preview-card {
    max-width: 350px;
    padding-bottom: 2rem;
  }

  .nft-preview-card__description {
    margin-top: 0.875rem;
    margin-bottom: 1.375rem;
  }

  .nft-preview-card__author {
    margin-top: 1.5rem;
  }
}