:root {
      --main-color: black;
      --text-color: black;
      --bg-color: white;
      --beer-color: white; 
      --foam-color: white; 
      --glass-color: black;
      --bar-color: #ccc;
    }
    body {
      background-color: var(--bg-color);
      font-family: 'Helvetica Neue', sans-serif;
      color: var(--text-color);

      display: flex;
      justify-content: center;
    }
    .container {
      width: fit-content;
      display: flex;
      flex-direction: column;
      gap: 2rem;
    }
    @media (min-width: 768px) {
      .container {
        flex-direction: column;
        align-items: center;
      }
      .info-glass-wrapper {
        display: grid;
        grid-template-columns: 3fr 1fr;
        
        align-items: center;
      }

      .lot-section {
        flex-direction: column;
        display: grid;
        gap : 0.5rem;
        grid-template-columns: 2fr 1fr 1fr;
        align-items: center;
        grid-template-areas:
        "lot-label lot-input lot-button";
        margin-top: 4rem;
      }
    }

    @media (max-width: 767px) {
      .container {
        flex-direction: column;
        align-items: center;
      }
      .info-glass-wrapper {
        display: grid;
        grid-template-columns: 1fr;
        grid-template-areas:
        "top"
        "bottom";

        gap: 0.1rem;
        align-items: center;
      }

      .glass {
         grid-area: top;
      }
      .info-grid {
        margin-top: 1rem;
        grid-area: bottom;
      }

      .lot-section {
        display: grid;
        grid-template-columns: 1fr 2fr;
        align-items: center;
        gap : 0.4rem;
        grid-template-areas:
        "lot-label lot-label"
        "lot-input lot-button";
      }
    }

    .text-section {
      display: flex;
      flex-direction: column;
      gap: 1.5rem;
      max-width: 600px;
      text-align: center;
    }
    h1 {
      font-size: clamp(2rem, 4rem, 6rem);
      color: var(--main-color);
      margin: 0.2rem 0;
    }
    .subtitle {
      font-size: 1.2rem;
    }
    .glass {
      width: 300px;
      height: auto;
      justify-self: center;
    }
    .info-grid {
      display: grid;
      grid-template-columns: 3fr 4fr;
      grid-row-gap: 1rem;
      align-self: end;
      align-items: center;
    }
    .label {
      border: 2px solid var(--main-color);
      padding: 0.4rem 0.8rem;
      border-radius: 8px;
      font-weight: bold;
      color: var(--main-color);
      text-align: center;
    }

    .lot-section label {
      grid-area : lot-label;
      padding: 1rem;
    }

    .lot-section input {
      grid-area : lot-input;
      padding: 1rem;
    }

    .lot-section input, .lot-section button {
      padding: 0.6rem 1rem;
      font-size: 1rem;
      border: 2px solid;
      border-color: var(--main-color);
      border-radius: 6px;
      background-color: var(--bg-color);
      color: var(--main-color);
      height: 3rem; 
      box-sizing: border-box;
      width: auto;
    }

    .lot-section input::placeholder {
      color: var(--main-color);
    }

    .lot-section button {
      cursor: pointer;
      grid-area : lot-button;
      padding: 0.23rem;
    }

    .bubble {
      animation: rise 4s infinite ease-in;
      opacity: 0.4;
      transform-box: fill-box;
      transform-origin: center;
    }

    .ibu-block {
      display: flex;
      flex-direction: column;
      align-items: center; 
      gap: 0.3rem;
    }

    .ibu-value {
      font-weight: normal;
    }

    .ibu-scale {
      display: flex;
      gap: 0.3rem;
    }

    .bar {
      width: 10px;
      height: 10px;
      background-color: var(--bar-color);
      border-radius: 2px;
      transition: background-color 0.3s ease;
    }

    .bar.filled {
      background-color: var(--main-color);
    }

    @keyframes rise {
      0% {
        transform: translateY(0) scale(0.8);
        opacity: 0.8;
      }
      100% {
        transform: translateY(-80px) scale(1);
        opacity: 0;
      }
    }