/* RESET DEFAULT STYLING */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* VARIABLES */
:root {
    /* Container Level Colors */
    --level1-con: 1.5px solid red;
    --level2-con: 1.5px solid cyan;
    --level3-con: 1.5px solid magenta;
    --level4-con: 1.5px solid greenyellow;
    --level5-con: 1.5px solid blue;

    /* Color Palette */
    --cp-teal500: hsl(179, 62%, 43%);
    --cp-teal400: hsl(181, 41%, 54%);
    --cp-green400: hsl(71, 73%, 54%);
    --cp-teal100: hsl(204, 43%, 93%);
    --cp-gray500: hsl(218, 22%, 67%);
    --cp-neutralwhite: hsl(0, 0%, 98%);
    --cp-shadowlight: hsl(179, 62%, 20%, 0.2);
    --cp-shadowdark: hsl(179, 62%, 20%, 0.35);
}

/* BASE STYLE ---------------------------------------------------------------------------- */

/* New Default Styling */
body {
    background-color: var(--cp-teal100);
    min-height: 100vh;
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    font-family: "Karla";
}

main {
    /*outline: var(--level1-con); /* testing purpose */
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex: 1;
    margin: auto;
}

.content {
    /*outline: var(--level2-con); /* testing purpose */
    width: 82.5vw;
    min-width: 0;
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    font-size: 0.87rem;
    border-radius: 0.3rem;
    box-shadow: 0px 10px 20px 1px var(--cp-shadowlight);
    margin: 8vh auto;
    transition: width 0.2s ease;
}

.intro-con,
.subs-con,
.why-us-con {
    width: 100%;
    min-width: 0;
    display: flex;
    flex-direction: column;
    padding: 2.5em 1.5em;
}

.intro-con {
    background-color: var(--cp-neutralwhite);
    gap: 1.8em;
}

.intro-title {
    color: var(--cp-teal500);
    font-weight: 700;
}

.intro-subtitle {
    color: var(--cp-green400);
    font-weight: 700;
    font-size: 1rem;
    line-height: 1.5em;
}

.intro-body {
    color: var(--cp-gray500);
    font-weight: 400;
    font-size: 0.9rem;
    line-height: 1.8em;
    margin-top: -1rem;
}

.subs-con {
    background-color: var(--cp-teal500);
    gap: 1.5em;
}

.subs-title {
    color: var(--cp-neutralwhite);
    font-size: 1.18rem;
}

.pricing {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.8em;
}

.price {
    color: var(--cp-neutralwhite);
    font-weight: 700;
    font-size: 2.2rem;
}

.month {
    color: hsl(0, 0%, 98%, 0.6);
    font-weight: 400;
    font-size: 1rem;
}

.subs-body {
    color: var(--cp-neutralwhite);
    font-size: 1rem;
    margin-top: -1rem;
    margin-bottom: 0.8rem;
}

button {
    border: none;
    background-color: var(--cp-green400);
    border-radius: 0.3rem;
    box-shadow: 0px 6px 15px 1px var(--cp-shadowdark);
    color: var(--cp-neutralwhite);
    font-weight: 700;
    font-size: 1rem;
    padding: 1em;
    transition: background-color 0.2s ease;
}

button:hover {
    background-color: var(--cp-neutralwhite);
    color: var(--cp-green400);
    cursor: pointer;
}

.why-us-con {
    background-color: var(--cp-teal400);
    gap: 1.5em;
}

.why-us-title {
    color: var(--cp-neutralwhite);
    font-size: 1.18rem;
}

.why-us-body {
    color: var(--cp-neutralwhite);
    line-height: 1.5em;
}

footer {
    /*outline: var(--level1-con); /* testing purpose */
    background-color: var(--cp-gray500);
    font-size: 0.85rem;
    text-align: center;
    padding: 1em;
    color: var(--cp-neutralwhite);
}

a {
    color: var(--cp-green400);
}

a:hover {
    color: var(--cp-neutralwhite);
    text-decoration: none;
    cursor: pointer;
}

/* TABLET ---------------------------------------------------------------------------- */

@media (min-width: 768px) {
    .content {
        width: 40rem;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: auto;
        transition: width 0.2s ease;
    }

    .intro-con {
        grid-column: 1 / 3;
    }

    .intro-con,
    .subs-con,
    .why-us-con {
        padding: 3.3em;
    }

    .intro-subtitle {
        font-size: 1.3rem;
    }

    .intro-body {
        font-size: 1rem;
        transition: font-size 0.2s ease;
    }

    .subs-title,
    .why-us-title {
        font-size: 1.3rem;
    }

    .subs-con {
        gap: 1.75em;
    }

    .price {
        font-size: 2.4rem;
    }

    .month {
        font-size: 0.95rem;
        transition: font-size 0.2s ease;
    }

    .subs-body {
        font-size: 0.95rem;
        transition: font-size 0.2s ease;
    }

    button {
        font-size: 1.1rem;
    }

    .why-us-body {
        font-size: 1rem;
    }
}

/* DESKTOP ---------------------------------------------------------------------------- */

@media (min-width: 1024px) {
    .content {
        width: 45.85rem;
    }

    .intro-body {
        font-size: 1.15rem;
    }

    .month {
        font-size: 1.1rem;
    }

    .subs-body {
        font-size: 1.1rem;
    }
}