:root {
    --Red: hsl(4, 100%, 67%);
    --DarkBlue: hsl(234, 29%, 20%);
    --LightBlue: hsl(235, 18%, 26%);
    --Grey: hsl(0, 0%, 58%);
    --White: hsl(0, 0%, 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Roboto, sans-serif;
}

body {
    background-color: var(--White);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.attribution {
    font-size: 11px;
    text-align: center;
    margin-top: 40px;
}
.attribution a {
    color: hsl(228, 45%, 44%);
}

.container {
    display: flex;
    flex-direction: column;
    background-color: var(--White);
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    padding: 40px;
    max-width: 800px;
    width: 100%;
    gap: 40px;
}

.description {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.img-container {
    text-align: center;
    padding-bottom: 30px;
}

.description h1 {
    color: var(--DarkBlue);
    font-size: 2rem;
    padding-top: 0;
}

.description p {
    font-size: 16px;
    color: var(--DarkBlue);
}

.description ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 30px;
    padding-bottom: 30px;
}

.description ul li {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.input {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.email {
    color: var(--DarkBlue);
    font-size: small;
    font-weight: 700;
}

.email-input,
.js-subscribe,
.dismiss {
    padding: 18px 30px;
    border-radius: 5px;
    border: 1px solid var(--Grey);
    font-size: 16px;
    width: 100%;
}

.js-subscribe,
.dismiss {
    border: none;
    background-color: var(--DarkBlue);
    color: var(--White);
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.js-subscribe:hover,
.dismiss:hover {
    background: linear-gradient(90deg, #e06b7e, #ff4d4d, #e97217);
}

.success-container {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 30px;
    width: 100%;
    padding: 70px 20px;
    background-color: var(--White);
    border-radius: 10px;
    text-align: left;
    height: 100vh;
}

.success-container .dismiss {
    margin-top: auto;
    padding: 16px 24px;
}
  
.success-container .success {
    max-width: 60px;
    height: auto;
}

.description .input .invalid {
    color: var(--Red);
    font-size: 16px;
    font-weight: 700;
}

.description .input .para {
    display: flex;
    justify-content: space-between;
}

.description .input .invalid-input {
    background-color: var(--Red);
    position: relative;
    text-decoration-color: var(--Red);
    color: var(--Red);
    border: 1px solid var(--Red);
    padding: 18px 30px;
    border-radius: 5px;
    font-size: 16px;
    width: 100%;
}

@media (min-width: 768px) {
    body {
        background-color: var(--DarkBlue);
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        min-height: 100vh;
        padding: 150px;
    }
    .container {
      display: grid;
      grid-template-columns: 2fr 1fr; 
      align-items: center;
      max-width: 1000px;
      min-height: 100vh;
      background-color: var(--White);
      border-radius: 48px;
    }
  
    .img-container {
      order: 2; 
      grid-column: 2;
      display: flex;
      justify-content: center;
      align-items: center;
      padding: 0;
    }
  
    .description {
      order: 1; 
      grid-column: 1;
      padding: 40px;
    }

    .description h1 {
        font-size: 64px;
    }

    .success-container {
        display: flex;
        width: 450px;
        height: 480px;
        padding: 50px;
        border-radius: 30px;
    }

    .success-container h1 {
        font-size: 52px;
    }
  }