:root {
    --clr-primary: black;
    --clr-secondary: #2f3132;
    --clr-disabled: #697172;
    --clr-danger: #106604;
    --clr-accent: #f4f4f4;
  
    --fs-200: 12px;
    --fs-300: 14px;
    --fs-400: 16px;
    --fs-500: 18px;
    --fs-600: 24px;
  
    --star-size: 24px;
    --star-color: #fff;
    --star-background: black;
  }
  
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: sans-serif;
    min-height: 100dvh;
  }
  
  .sr-only {
    border: 0;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    height: 1;
    margin: 0 -1px -1px 0;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1;
  }
  
  .white {
    background-color: white;
  }
  
  .black {
    background-color: black;
  }
  
  .gray {
    background-color: gray;
  }
  
  .blue {
    background-color: blue;
  }
  
  .graphite {
    background-color: #393b3a;
  }
  
  .off-white {
    background-color: #efefef;
  }
  
  .rose {
    background-color: #eecdc8;
  }
  
  .pale-gray {
    background-color: #ebedef;
  }
  
  .products-list {
    list-style-type: none;
    display: grid;
    padding: 16px;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    row-gap: 48px;
    column-gap: 36px;
  }
  
  .product-card {
    background-color: #f3f3f3;
    display: flex;
    flex-direction: column;
    height: 100%;
  }
  
  .text-container {
    display: flex;
    flex-direction: column;
    gap: 8px;
    height: 100%;
    padding: 12px;
  }
  
  .image-container {
    background-color: #cfcfcf;
    position: relative;
  
    .product-image a img {
      aspect-ratio: 1/1;
      width: 100%;
      object-fit: contain;
    }
  
    .on-sale {
      position: absolute;
      background-color: var(--clr-danger);
      color: white;
      font-size: var(--fs-300);
      padding: 8px;
      top: 16px;
      left: -8px;
    }
  }
  
  .options {
    display: flex;
    flex-direction: row;
    gap: 16px;
    list-style-type: none;
    padding-inline-start: 0;
    align-items: center;

    input[type="radio"] {
      appearance: none;
      width: 24px;
      height: 24px;
      border-radius: 50%;
      border: 1px solid #ddd;
      cursor: pointer;
      position: relative;
      transition: all 0.2s ease;

      &:hover {
        transform: scale(1.1);
      }

      &:checked {
        border: 2px solid #000;
        &:after {
          content: "";
          position: absolute;
          top: 50%;
          left: 50%;
          transform: translate(-50%, -50%);
          width: 32px;
          height: 32px;
          border-radius: 50%;
          border: 2px solid #814efa;
        }
      }

      &:focus {
        outline: none;
        box-shadow: 0 0 0 2px #814efa;
      }
    }
  }
  
  .info {
    .category {
      font-weight: 300;
      font-size: var(--fs-300);
    }
  
    .product-link {
      text-decoration: none;
      color: var(--clr-primary);
    }
  
    .title {
      font-weight: 700;
      font-size: var(--fs-500);
    }
  }
  
  .price {
    display: flex;
    align-items: flex-start;
    flex-direction: row;
    font-size: var(--fs-300);
  }
  
  .price-details {
    display: flex;
    flex-direction: column;
  }
  
  .updated {
    font-weight: 700;
    color: var(--clr-secondary);
  }
  
  .standard {
    font-weight: 300;
    text-decoration: line-through;
    color: var(--clr-disabled);
  }
  
  .cta {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
  
    .buy {
      text-decoration: none;
      background-color: #814efa;
      color: white;
      padding-inline: 8px;
      padding-block: 4px;
      font-size: var(--fs-300);
    }
  }
  
  .product-info {
    background-color: var(--clr-accent);
    min-height: 100dvh;
  
    .product-container {
      max-width: 1280px;
      margin-inline: auto;
      padding: 32px;
    }
  
    .grid-layout {
      display: grid;
    }
  
    .product-info-desktop {
      display: none;
    }
  
    .product-category {
      display: flex;
      text-decoration: none;
      list-style: none;
      gap: 8px;
    }
  
    .product-category li {
      display: flex;
      align-items: center;
      gap: 8px;
  
      h3 {
        font-size: var(--fs-200);
        color: var(--clr-secondary);
        font-weight: 300;
        text-transform: capitalize;
      }
    }
  
    .product-info-mobile {
      padding-top: 32px;
    }
  
    .details {
      .category-link {
        text-decoration: none;
      }
  
      h2 {
        font-size: var(--fs-300);
        color: var(--clr-secondary);
        font-weight: 300;
      }
  
      .category-link + h1 {
        padding-top: 4px;
      }
  
      h1 {
        font-size: var(--fs-600);
      }
  
      p {
        padding-top: 8px;
      }
  
      .reviews {
        padding-top: 8px;
        display: flex;
        gap: 8px;
        align-items: center;
  
        a {
          color: var(--clr-primary);
          margin-top: 2px;
        }
      }
  
      .stars {
        --percent: calc(var(--rating) / 5 * 100%);
  
        display: inline-block;
        font-size: var(--star-size);
        /* make sure ★ appears correctly */
        font-family: Times;
        line-height: 1;
  
        &::before {
          content: "★★★★★";
          -webkit-text-stroke: 1px black;
          letter-spacing: 4px;
          background: linear-gradient(
            90deg,
            var(--star-background) var(--percent),
            var(--star-color) var(--percent)
          );
          background-clip: text;
          -webkit-background-clip: text;
          -webkit-text-fill-color: transparent;
        }
      }
  
      .pricing {
        padding-top: 8px;
      }
  
      .on-sale-pricing {
        display: flex;
        gap: 16px;
        align-items: center;
      }
  
      .sale-badge {
        color: white;
        background-color: #814efa;
        padding-inline: 6px;
        padding-block: 3px;
        border-radius: 4px;
      }
    }
  
    .product-gallery {
      img {
        aspect-ratio: 1/1;
        width: 100%;
        object-fit: contain;
      }
    }
  
    .options li {
      width: 24px;
      height: 24px;
    }
  
    .add-to-cart-btn {
      margin-top: 32px;
      background-color: var(--clr-secondary);
      color: white;
      padding-block: 16px;
      padding-inline: 32px;
      width: 100%;
      transition-duration: 300ms;
  
      &:hover {
        cursor: pointer;
        opacity: 0.8;
      }
    }
  
    @media only screen and (min-width: 45rem) {
      .grid-layout {
        grid-template-columns: 2fr 1fr;
      }
  
      .product-info-mobile {
        display: none;
      }
  
      .product-info-desktop {
        display: flex;
      }
  
      .product-info-wrapper {
        display: flex;
        flex-direction: column;
        justify-content: center;
      }
  
      .options {
        padding-top: 16px;
      }
    }
  }