.projects-title {
    font-weight: 700;
}

@import url("https://fonts.googleapis.com/css?family=Lato");

/* .flip-card-container */
.projects .flip-card-container {
    --hue: 10;
    --primary: hsl(var(--hue), 50%, 50%);
    --white-1: hsl(0, 0%, 90%);
    --white-2: hsl(0, 0%, 80%);
    --dark: hsl(var(--hue), 25%, 10%);
    --grey: hsl(0, 0%, 50%);

    width: 310px;
    height: 500px;

    perspective: 1000px;

    margin: 0 auto;
}

/* .flip-card */
.projects .flip-card {
    width: inherit;
    height: inherit;

    position: relative;
    transform-style: preserve-3d;
    transition: 0.6s 0.1s;
}

/* hover and focus-within states */
.projects .flip-card-container:hover .flip-card,
.projects .flip-card-container:focus-within .flip-card {
    transform: rotateY(180deg);
}

/* .card-... */
.projects .card-front,
.projects .card-back {
    width: 100%;
    height: 100%;
    border-radius: 24px;

    background: var(--dark);
    position: absolute;
    top: 0;
    left: 0;
    overflow: hidden;

    backface-visibility: hidden;

    display: flex;
    justify-content: center;
    align-items: center;
}

/* .card-front */
.projects .card-front {
    transform: rotateY(0deg);
    z-index: 2;
}

/* .card-back */
.projects .card-back {
    transform: rotateY(180deg);
    z-index: 1;
}

/* figure */
.projects figure {
    z-index: -1;
}

/* figure, .img-bg */
.projects figure,
.projects .img-bg {
    position: absolute;
    top: 0;
    left: 0;

    width: 100%;
    height: 100%;
}

/* img */
.projects img {
    height: 100%;
    border-radius: 24px;
}

/* figcaption */
.projects figcaption {
    display: block;

    width: auto;
    margin-top: 12%;
    padding: 8px 22px;

    font-weight: bold;
    line-height: 1.6;
    letter-spacing: 2px;
    word-spacing: 6px;
    text-align: right;

    position: absolute;
    top: 0;
    right: 12px;

    color: var(--white-1);
    background: hsla(var(--hue), 25%, 10%, 0.5);
}

/* ul */
.projects ul {
    padding-top: 50%;
    margin: 0 auto;
    width: 70%;
    height: 100%;

    list-style: none;
    color: var(--dark);

    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
}

/* li */
.projects li {
    width: 100%;
    margin-top: 12px;
    padding-bottom: 12px;

    font-size: 14px;
    text-align: center;

    position: relative;
}

.projects li:nth-child(2n) {
    color: var(--dark);
}

.projects li:not(:last-child)::after {
    content: "";

    position: absolute;
    bottom: 0;
    left: 0;

    width: 100%;
    height: 1px;

    background: currentColor;
    opacity: 0.2;
}

/* button */
.projects button {
    font-family: inherit;
    font-weight: bold;
    color: var(--white-1);

    letter-spacing: 2px;

    padding: 9px 20px;
    border: 1px solid var(--grey);
    border-radius: 1000px;
    background: transparent;
    transition: 0.3s;

    cursor: pointer;
}

.projects button:hover,
.projects button:focus {
    color: var(--primary);
    background: hsla(var(--hue), 25%, 10%, 0.2);
    border-color: currentColor;
}

.projects button:active {
    transform: translate(2px);
}

/* .design-container */
.projects .design-container {
    --tr: 90;
    --op: 0.5;

    width: 100%;
    height: 100%;

    background: transparent;
    position: absolute;
    top: 0;
    left: 0;

    pointer-events: none;
}

/* .design */
.projects .design {
    display: block;

    background: var(--grey);
    position: absolute;

    opacity: var(--op);
    transition: 0.3s;
}

.projects .design--1,
.projects .design--2,
.projects .design--3,
.projects .design--4 {
    width: 1px;
    height: 100%;
}

.projects .design--1,
.projects .design--2 {
    top: 0;
    transform: translateY(calc((var(--tr) - (var(--tr) * 2)) * 1%));
}

.projects .design--1 {
    left: 20%;
}

.projects .design--2 {
    left: 80%;
}

.projects .design--3,
.projects .design--4 {
    bottom: 0;
    transform: translateY(calc((var(--tr) + (var(--tr) - var(--tr))) * 1%));
}

.projects .design--3 {
    left: 24%;
}

.projects .design--4 {
    left: 76%;
}

.projects .design--5,
.projects .design--6,
.projects .design--7,
.projects .design--8 {
    width: 100%;
    height: 1px;
}

.projects .design--5,
.projects .design--6 {
    left: 0;
    transform: translateX(calc((var(--tr) - (var(--tr) * 2)) * 1%));
}

.projects .design--5 {
    top: 41%;
}

.projects .design--6 {
    top: 59%;
}

.projects .design--7,
.projects .design--8 {
    right: 0;
    transform: translateX(calc((var(--tr) + (var(--tr) - var(--tr))) * 1%));
}

.projects .design--7 {
    top: 44%;
}

.projects .design--8 {
    top: 56%;
}

/* states */
a:hover + .design-container,
a:active + .design-container,
a:focus + .design-container {
    --tr: 20;
    --op: 0.7;
}

.projects .abs-site-link {
    position: fixed;
    bottom: 20px;
    left: 20px;
    color: hsla(0, 0%, 100%, 0.6);
    font-size: 16px;
    font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
}

.col-md {
    margin-bottom: 24px;
}

/* Button */
.projects .btnP {
    color: white;
    background-color: transparent;
    border: 1px white solid;
    border-radius: 5px;
}

.projects .btnP:hover {
    color: var(--c5);
    border: 1px var(--c5) solid;
}