/*-------------------- Google Font --------------------*/
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600&display=swap');

/*-------------------- Color Variables --------------------*/
:root {
    --hue-color: 230;
    --main-color: hsl(var(--hue-color), 71%, 61%);
    --title-color: hsl(var(--hue-color), 8%, 15%);
    --text-color: hsl(var(--hue-color), 8%, 45%);
    --body-color: hsl(var(--hue-color), 60%, 99%);
}

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

html,
body {
    height: 100%;
    display: flex;
    flex-direction: column;
}

body {
    font-size: 1rem;
    background-color: var(--body-color);
    color: var(--text-color);
}

ul {
    list-style: none;
}

a {
    text-decoration: none;
}

/*-------------------- Header --------------------*/
.header {
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 100;
    background-color: var(--body-color);
}

.nav {
    height: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: 0 1.5rem;
    font-weight: 500;
}

.nav_logo {
    color: var(--title-color);
}

.nav_logo:hover {
    color: var(--main-color);
}

.nav_list {
    display: flex;
}

.nav_link {
    padding-left: 1rem;
    align-items: center;
    font-size: 0.9rem;
    color: var(--title-color);
}

.nav_link:hover {
    color: var(--main-color);
}

/*-------------------- Main --------------------*/
.main {
    margin: 3rem 1.5rem 1.5rem;
}

.directions {
    font-size: 1rem;
    color: var(--main-color);
}

.difficulty {
    font-size: 1rem;
    color: var(--title-color);
}

.question {
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

/*-------------------- Footer --------------------*/
.footer {
    bottom: 0;
    width: 100%;
    background-color: var(--main-color);
    padding: 1.25rem 0;
}

.footer-container {
    margin: 0 1.5rem;
}

.footer-title {
    margin-bottom: 0.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--title-color);
}

.footer-title,
.footer-subtitle {
    color: white;
}

.footer-subtitle {
    font-size: 0.875rem;
}

/*-------------------- Media Queries --------------------*/
/* For tablet */
@media screen and (min-width: 768px) {
    .nav_logo {
        font-size: 1.5rem;
    }
    .nav_link {
        font-size: 1rem;
    }

    .directions {
        font-size: 1.2rem;
        color: var(--main-color);
    }

    .difficulty {
        font-size: 1.2rem;
        color: var(--title-color);
    }

    .question {
        font-size: 1rem;
        margin-bottom: 1rem;
    }

    .footer {
        padding: 2rem 0;
    }

    .footer-title {
        font-size: 1.4rem;
    }

    .footer-subtitle {
        font-size: 1.1rem;
    }
}

/* For large devices */
@media screen and (min-width: 1024px) {
    .directions {
        font-size: 1.3rem;
        color: var(--main-color);
        margin-bottom: 0.5rem;
    }

    .difficulty {
        font-size: 1.3rem;
        color: var(--title-color);
    }

    .question {
        font-size: 1.2rem;
        margin-bottom: 1rem;
    }
}