:root {
    --white: hsl(0, 100%, 100%);
    --grey-100: hsl(0, 0%, 94%);
    --grey-200: hsl(0, 0%, 86%);
    --grey-500: hsl(0, 1%, 44%);
    --black: hsl(0, 0%, 0%);
    --purple: hsl(259, 100%, 65%);
    --red: hsl(0, 100%, 67%);
}

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

body {
    font-family: "Poppins", sans-serif;
    font-weight: 700;
    background: var(--grey-100);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    background: var(--white);
    padding: 40px;
    border-radius: 20px 20px 120px 20px;
    width: 100%;
    max-width: 600px;
}

.inputs {
    display: flex;
    gap: 20px;
}

.input-group {
    display: flex;
    flex-direction: column;
}

label {
    font-size: 12px;
    letter-spacing: 2px;
    color: var(--grey-500);
    margin-bottom: 5px;
}

input {
    width: 100%;
    max-width: 120px;
    padding: 12px;
    font-size: 20px;
    font-weight: 700;
    border: 1px solid var(--grey-200);
    border-radius: 5px;
}

input:focus {
    outline: none;
    border: 1px solid var(--purple);
}

.error-message {
    font-size: 12px;
    color: var(--red);
    font-style: italic;
    margin-top: 6px;
}

.input-group.error label {
    color: var(--red);
}

.input-group.error input {
    border: 1px solid var(--red);
}

.input-group.error .error-message {
    display: block;
}

.divider {
    margin: 30px 0;
    position: relative;
}

.divider::before {
    content: "";
    width: 100%;
    height: 1px;
    background: var(--grey-200);
    display: block;
}

.submit-btn {
    width: 60px;
    height: 60px;
    border: none;
    border-radius: 50%;
    background: var(--purple);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
}

.submit-btn:hover {
    background: var(--black);
}

.result h1 {
    font-size: 64px;
    font-weight: 800;
    font-style: italic;
    color: var(--black);
}

.result span {
    color: var(--purple);
}

@media (max-width:600px) {
    .container {
        padding: 30px 20px;
    }

    .inputs {
        gap: 10px;
    }

    input {
        font-size: 16px;
        padding: 10px;
    }

    .result h1 {
        font-size: 42px;
    }

    .submit-btn {
        left: 50%;
        right: auto;
        transform: translate(-50%, -50%);
    }

}