:root {
    --black: #171321;
    --darkblue: #0d314b;
    --plum: #4b0d49;
    --hotmag: #ff17e4;
    --magenta: #e310cb;
    --aqua: #86fbfb;
    --white: #f7f8fa;
    --font-size: 1.3rem;
}

/* border box model: https://css-tricks.com/box-sizing/ */
html {
    box-sizing: border-box;
}

*,
*::before,
*::after {
    box-sizing: inherit;
}

body {
    padding: 0;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    background-color: var(--darkblue);
    color: var(--white);
    font-size: var(--font-size);
}

h1, h2, h3, h4 {
    margin: 0;
}

.fCC, .FEM, .grq {
    color: var(--aqua);
}

.fCC:hover, .FEM:hover, .grq:hover {
    color: var(--hotmag);
}

/* intro styles */

#intro {
    padding: 4rem 1rem 10rem 1rem;
    max-width: 1200px;
    margin: 0 auto;
}

#intro p {
    font-size: 1rem;
    line-height: 1.5;
}

a {
    color: var(--hotmag);
}

a:hover {
    text-decoration: underline;
}

span {
    font-size: 4rem;
    color: var(--aqua);
    display: block;
}

#intro h2 {
    font-size: 4rem;
}

/* contact me section; let's get it centered */

.contact-color {
    background-color: var(--plum);
}

.gradient {
    background: linear-gradient(90deg, rgba(255,23,228,1) 35%, rgba(134,251,251,1) 68%);
    height: 2px;
}

#contact {
    text-align: center;
    font-size: 1rem;  
    width: 400px;
    margin: 0 auto;
    padding: 3rem 0;
}

#contact p:last-child {
    margin-top: 3rem;
}

/* navbar */

nav {
    font-size: 80%;
    padding: 1rem;
    background-color: var(--plum);
}

nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-flow: wrap;
    justify-content: center;
    align-items: center;
    gap: 2rem;
}

nav li:first-child {
    flex-basis: 100%;
    text-align: center;
}

nav h1 {
    color: var(--aqua);
}

nav a {
    text-decoration: none;
    color: var(--white);
    display: block;
}

nav a:hover {
    color: var(--hotmag);
}

/* attribute selector */
nav [class*="fa-"] {
    font-size: 150%;
    color: var(--aqua);
}

.button {
    background-color: var(--aqua);
    color: var(--darkblue);
    padding: 0.5rem;
    border-radius: 5px;
    text-decoration: none;
}

.button:hover {
    color: var(--white);
    background-color: var(--magenta);    
}

/* responsive nav */

@media (min-width: 800px) {
    nav {
        max-width: 1200px;
        margin: 0 auto;
    }

    nav li:first-child {
        flex-basis: auto;
        text-align: left;
        margin-right: auto;
    }
}

/* projects section */

.contact-color2 {
    background-color: var(--darkblue);
}

#projects {
    padding: 4rem 1rem;
}

#projects h2 {
    font-size: 2.5rem;
    margin-bottom: calc(2.5rem * 1.5);
}

#projects h3 {
    color: var(--aqua);
}

#projects h4 {
    font-size: 1rem;
}

.blackbox {
    background-color: var(--black);
    padding: 1rem;
    border-radius: 10px;
    font-size: 1rem;
    line-height: 1.5;
}

#projects ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-flow: wrap;
    justify-content: flex-start;
    gap: 1rem;
    font-size: 1rem;
}

#projects img {
    margin: 2rem 0 4rem 0;
    border-left: 1px solid var(--aqua);
    border-top: 1px solid var(--aqua);
    border-radius: 25px;
    padding: 1rem;
}

@media (min-width: 800px) {
    article {
        display: grid;
        grid-template-columns: repeat(10, 1fr);
        gap: 1rem;
    }

    #projects {
        max-width: 1200px;
        margin: 0 auto;
    }

    #projects img {
        grid-column: 1 / 6;
        grid-row: 1 / 2;
    }

    .text {
        grid-column: 5 / 11;
        grid-row: 1 / 2;
        order: 2;
        text-align: right;
    }

    #projects ul {
        justify-content: flex-end;
    }

    #projects .reverse img {
        grid-column: 6 / 11;
        grid-row: 1 / 2;
    }

    #projects .reverse .text {
        grid-column: 1 / 7;
        order: 2;
        text-align: left;
    }

    #projects .reverse ul {
        justify-content: flex-start;
    }
}

img {
    width: 100%;
}

/* footer section */

footer {
    text-align: center;
    padding: 4rem 0;
}

footer ul {
    list-style-type: none;
    padding: 0;
    margin: 2rem 0;
    display: flex;
    flex-flow: wrap;
    justify-content: center;
    gap: 3rem;
    font-size: 2rem;
}

footer a:hover {
    color: var(--hotmag);
    text-decoration: underline;
}

footer h2 {
    color: var(--aqua);
}

footer a {
    text-decoration: none;
    color: var(--white);
    display: block;
}  

footer p {
    font-size: 0.8rem;
    margin-top: 2rem;
}  

.fab:hover, .fas:hover {
    color: var(--hotmag)
}