:root {
    --volt: #ceff00;
    --sky-blue: #009dff;
    --orange: #ffa200;
    --purple: #bb00ff;
    --light-gray: #767676;
    --dark-gray: #3f3f3f;
}

* {
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    overflow-y: scroll;
}

body.loading {
    overflow: hidden;
    height: 100vh;
    touch-action: none;
}

/* Loading screen */
.loader {
    padding: 3rem;
    height: 100vh;
    background-color: rgb(0, 0, 0);
    display: flex;
    align-items: center;
    overflow: hidden;
    position: fixed;
    inset: 0;

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

    background: #111;

    z-index: 9999;
}

.loader h1 {
    transform: translate(100px, -75px) rotate(-2deg);
}

.dots {
    display: inline-block;
    width: 1.5em;
    text-align: left;
}

.dots::after {
    content: "";
    animation: dots 3s steps(4, end) infinite;
}

.loader.hidden {
    opacity: 0;
    pointer-events: none;
    transition: 3s ease;
}

.mobile-navbar {
    display: none;
}

.liquid-glass {
    /* Liquid Glass */
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(15px);

    border: 3px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.desktop-navbar {
    position: fixed;
    display: flex;
    width: auto;
    top: 0;
    right: 0;
    z-index: 7;

    transform: translateX(70px);
    transition: 0.7s ease;

    &.open {
        transform: none;
    }
}

.desktop-navbar nav {
    display: flex;
    height: 100vh;
    width: auto;
    right: 0;
    opacity: 95%;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 7;
}

nav {
    a {
        display: flex;
        justify-content: center;
        align-items: center;

        text-decoration: none;

        border-radius: 50%;

        i {
            font-size: 1.5rem;
            color: white;
            margin: 5px;
            padding: 10px;
            border-radius: 50%;

            &.fa-user {
                /* padding-top: 15px;
                padding-left: 17px; */
                padding-left: 12px;
                padding-right: 12px;
            }

            &.fa-chart-simple {
                /* padding-top: 15px;
                padding-left: 17px; */
                padding-left: 12px;
                padding-right: 12px;
            }

            &:hover {
                color: rgba(255, 255, 255, 0.842);
                background: rgba(255, 255, 255, 0.15);

                box-shadow:
                    inset 0 0 15px rgba(255, 255, 255, 0.25),
                    0 0 15px rgba(255, 255, 255, 0.15);
            }
        }
    }
}

body {
    overflow-x: hidden;
}

b {
    font-family: "Stack Sans Notch", sans-serif;
    color: var(--volt);
}

.container {
    position: relative;
}

.flex {
    display: flex;
}

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

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

.mb3 {
    margin-bottom: 3rem;
}

.mt3 {
    margin-top: 3rem;
}

.my3 {
    margin-top: 3rem;
    margin-bottom: 3rem;
}

.header {
    flex-direction: column;

    & h1 {
        z-index: 3;
    }
}

.home h1 {
    &:hover {
        transform: scale(1.4);
    }
}

.cloud {
    position: absolute;
    inset: 0;
    z-index: 2;
    animation: cloud-scroll 70s linear infinite;
    pointer-events: none;
    will-change: transform;

    &.fake {
        visibility: hidden;
        display: none;
    }

    &:nth-child(1) {
        animation-duration: 150s;
        transform: translateX(70vw);
        --y: 100px;
        --grow: 2.5;
        z-index: 0;
    }

    &:nth-child(2) {
        animation-duration: 200s;
        --y: 300px;
        --grow: 1.5;
        z-index: 0;
    }

    &:nth-child(3) {
        animation-duration: 300s;
        transform: translateX(-20vw);
        --y: -200px;
        --grow: 1.5;
        z-index: 0;
        opacity: 0.85;
    }

    &:nth-child(4) {
        animation-duration: 200s;
        transform: translateX(10vw);
        --y: -100px;
        --grow: 2;
        z-index: 0;
        opacity: 0.85;
    }

    &:nth-child(5) {
        animation-duration: 250s;
        transform: translateX(-10vw);
        --y: 200px;
        --grow: 1.5;
        z-index: 0;
        opacity: 0.85;
    }

    &:nth-child(6) {
        animation-duration: 150s;
        transform: translateX(20vw);
        --y: 100px;
        --grow: 1.5;
        z-index: 1;
        opacity: 0.85;
    }
}

.skills.cloud {
    --y: 300px;
}

.bolt {
    width: 120vw;
    height: 120vh;
    position: absolute;
    transform: rotate(5deg) scale(1.25);
    z-index: -1;
}

.bolt-path {
    fill: var(--sky-blue);

    stroke: var(--volt);
    stroke-width: 0.5;

    stroke-dasharray: 400;
    stroke-dashoffset: 400;

    z-index: -3;

    animation: draw 5s ease-out infinite;
}

.profile-image {
    height: 15rem;
    width: 15rem;
    border-radius: 50%;
    border: 5px solid white;
    z-index: 1;
    transition: all 0.3s ease;
    outline: 4px solid var(--volt);
    outline-offset: 6px;

    &:hover {
        transform: scale(1.1);
        outline-offset: 15px;
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
    }
}

.home h1 {
    color: white;
    font-family: "Stack Sans Notch", sans-serif;
    mix-blend-mode: difference;
    font-size: 8rem;
    transform: rotate(-deg);
}

.home p {
    color: white;
    margin-top: 1rem;
    mix-blend-mode: difference;
    font-size: 1.5rem;
}

h1 {
    font-family: Marathon, sans-serif;
    font-size: 4rem;
    margin-top: 2rem;
    color: var(--volt);
    transition: all 0.3s ease;
}

h2 {
    font-family: "Stack Sans Notch", sans-serif;
    font-weight: 300;
    font-size: 3rem;
    color: rgb(255, 255, 255);
    mix-blend-mode: difference;
}

h3 {
    margin-top: 10px;
    font-family: "Commissioner", sans-serif;
}

p,
label {
    font-family: "commissioner", sans-serif;
    color: rgb(201, 201, 201);
    font-size: 0.9rem;
}

.btn-primary {
    font-family: Marathon, sans-serif;
    font-size: 1.5rem;
    background-color: var(--volt);
    color: #323232;
    text-decoration: none;
    position: relative;
    overflow: hidden;

    border: 4px solid #ffa200;
    border-radius: 18px;

    padding: 1rem 2rem;
    font-weight: bold;

    box-shadow: 8px 8px 0 var(--orange);

    transition: 0.15s;

    &:hover {
        transform: translate(4px, 4px);
        box-shadow: 4px 4px 0 var(--orange);
    }
}

section {
    padding: 3rem;
    height: 100%;
    color: white;
    background-color: rgb(0, 0, 0);
    display: flex;
    align-items: center;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

section:nth-of-type(odd) {
    height: 100%;
    background: linear-gradient(300deg, #00e1ff, #2d6ad4, var(--purple));
    background-size: 180% 180%;
    animation: gradient-animation 15s ease infinite;
}

section.home {
    height: 100vh;
    display: flex;
    align-items: center;
    background-color: #ceff00;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    z-index: 1;
}

.social-links {
    position: absolute;
    left: 0.5rem;
    top: 0;

    & i {
        margin: 0.5rem;
        padding: 0.5rem;
    }
}

.youtube-icon i {
    padding-left: 5px;
}

ul.mobile-nav {
    list-style: none;
    display: flex;
    flex-basis: 4rem;
    gap: 10px;
}

a i {
    font-size: 2rem;
    margin: 1rem;
    color: var(--volt);
    transition: all 0.75s ease;

    &:hover {
        color: var(--sky-blue);
    }
}

/* Navbar Icon x and bars */
.menu-icon {
    display: flex;
    margin: 10px 20px;
    gap: 4px;
    justify-content: center;
    flex-direction: column;
    width: 30px;
    height: 30px;
    top: 0;
    right: 0;
    cursor: pointer;
    transition: 0.3s ease;

    &:hover {
        transform: scale(1.2);
    }
}

.stick {
    background-color: var(--volt);
    mix-blend-mode: difference;
    width: 100%;
    height: 4px;
    border-radius: 2px;
    transition:
        transform 1s ease,
        opacity 0.2s ease;
    transform-origin: center;

    &:hover {
        transform: scale(1.2);
    }
}

.menu-icon.open .stick.one {
    transform: translateY(10px) rotate(45deg);
    width: 120%;
}

.menu-icon.open .stick.two {
    opacity: 0;
}

.menu-icon.open .stick.three {
    transform: translateY(-6px) rotate(-45deg);
    width: 120%;
}

/* Skill Tree =========================================================== */
.skill-tree {
    height: 100%;
    width: 50%;
    gap: 10px;
}

.skill-item {
    height: 40px;
    background-color: var(--sky-blue);
    z-index: 0;
}

.skill-item:hover {
    outline: 3px solid var(--volt);
    --display: true;

    .skill-fill {
        background-color: var(--volt);
        animation: level-up 2s ease-in;
    }

    .skill-power {
        outline: 3px solid var(--volt);
        transform: scale(1.25);
        font-weight: bold;
    }

    .skill-bar p {
        color: black;
        /* transform: translatex(var(--power)) scale(1.25); */
    }
}

.skill-icon,
.skill-power {
    height: 100%;
    width: 60px;
    border-radius: 10;
    background-color: var(--dark-gray);
    z-index: 2;

    img {
        width: 30px;
        height: auto;
        margin: 5px;
    }

    i {
        font-size: 30px;
        margin: 5px;
    }
}

.skill-bar {
    width: 100%;
    height: 5px;
    background-color: var(--dark-gray);
    z-index: 1;

    & label {
        color: white;
        font-family: Marathon, sans-serif;
        padding-left: 5px;
        padding-top: 5px;
    }
}

.skill-fill {
    width: var(--power);
    height: 5px;
    background: linear-gradient(300deg, var(--volt), var(--orange), var(--purple));

    animation: level-up 2s ease-in;
}

.skill-description {
    width: 400px;
    background-color: red;
}

@keyframes level-up {
    from {
        width: 0%;
    }
    to {
        width: var(--power);
    }
}

/* =============================================================================== */

.skills-grid {
    padding: 3rem;
    display: grid;
    place-items: center;
    margin-top: 2rem;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(3, 10rem);
    border-radius: 10px;
}

.high-school {
    grid-column: 4 / 5;
    grid-row: 1 / 2;
}

.college {
    grid-column: 4 / 5;
    grid-row: 2 / 3;
}

.experience {
    grid-column: 4 / 5;
    grid-row: 3 / 4;
}

.csharp-certification {
    text-decoration: none;
}

/* Generic Card */
.card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background-color: rgb(36, 36, 36);
    padding: 1rem;
    margin: 1rem;
    height: 7rem;
    width: 9rem;
    max-width: 300px;
    transition: all 0.3s ease;

    /* Liquid Glass */
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0),
        inset 0 2px 4px rgba(255, 255, 255, 0.3);
}

.skill {
    transition: all 0.3s ease;

    &:hover {
        transform: scale(1.1);
        border-color: rgb(255, 255, 255);

        & p {
            color: var(--volt);
        }
    }
}

/* Education Card */
.card {
    &.education {
        background: none;
        border: none;
        box-shadow: none;
        align-items: start;
        transition: 0.3s ease;

        &:hover {
            & p {
                color: var(--volt);
                font-weight: bold;
            }

            & a b {
                color: var(--sky-blue);
            }
        }
    }
}

.card.other.education {
    &:hover {
        & p {
            color: var(--sky-blue);
        }
    }
}

/* Skill Card */
.card {
    &.skill {
        align-items: center;
        justify-content: center;
        height: 7rem;
        width: 7rem;
        border: 3px solid var(--sky-blue);
        position: relative;
        overflow: hidden;
        z-index: 0;

        &:hover:nth-child(2) {
            img {
                border: 2px solid black;
            }
        }

        &:hover {
            transform: scale(1.1);

            p {
                color: white;
                mix-blend-mode: difference;
            }
        }

        & p {
            margin-top: 0;
        }
    }
}

/* Pseudo-elements for hover animation */
.skill.card::before,
.skill.card::after,
.btn-primary::before,
.btn-primary::after {
    position: absolute;
    content: "";
    width: 100%;
    height: 100%;
    background-color: var(--volt);
    top: 0;
    left: 0;
    z-index: -2; /* behind card content */
    transform: translate(100%, -100%);
    transition: all 0.6s ease;
}

.btn-primary::before,
.btn-primary::after {
    background: var(--sky-blue);
}

.skill.card::after,
.btn-primary::after {
    transform: translate(-100%, 100%);
}

/* Hover triggers slide */
.skill.card:hover::before,
.skill.card:hover::after {
    transform: translate(0, 0);
}

.btn-primary:hover::before,
.btn-primary:hover::after {
    transform: translate(0, 0);
}

.card p {
    margin-top: 1rem;
}

/* Project Card */
.card {
    &.project {
        height: 400px;
        width: auto;
        justify-content: start;
        align-items: start;
        flex: 0 0 380px;
        scroll-snap-align: center;
        border-radius: 2rem;

        img {
            height: 170px;
            width: 100%;
            border-radius: 1.5rem;
        }

        a {
            padding: 7px;
        }

        .buttons-container {
            width: 100%;
            justify-content: space-evenly;
            margin-top: auto;
        }

        &:hover {
            transform: translate(-1rem, -1rem);
            box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
        }
    }
}

.project {
    min-width: none;
}

/*  Carousel */
.carousel {
    width: 100%;
    max-width: 100%;
    overflow-x: auto;
    overflow-y: hidden;
    max-width: 100vw;
}

.carousel::-webkit-scrollbar {
    display: none;
}

.project-track {
    display: flex;

    width: max-content;
    max-width: 100vw;

    padding: 1rem;

    animation: project-scroll 40s linear infinite;
}

.buttons-container a i {
    color: white;
    transition: all 0.3s linear;
    justify-content: center;

    &:hover {
        color: #43d3ff;
    }
}

.about-container {
    padding: 5rem 5rem;
    border-radius: 2rem;

    background: #3f3f3f;
}

section.about {
    padding: 5rem 15rem;

    & p {
        font-size: 1.3rem;
    }
}

.about-image {
    border-radius: 2rem;
    height: 500px;
    margin: 0 1.5rem 1rem 0;
    border: 5px solid white;
    transition: transform 0.3s ease;
    border-radius: 16px;

    &.one {
        float: left;
    }

    &.two {
        float: right;
        margin-left: 1rem;
        margin-right: 0;
    }

    &:hover {
        transform: translate(-5px, -5px);
        transform: scale(1.05);
        box-shadow:
            0 0 0 3px #00e1ff,
            0 0 25px rgba(0, 225, 255, 0.6),
            0 0 50px rgba(187, 0, 255, 0.3);
    }
}

.card.photo {
    height: 400px;
    width: 300px;
    justify-content: start;
    align-items: start;
    flex: 0 0 380px;
    scroll-snap-align: center;
    border-radius: 2rem;

    img {
        height: 170px;
        width: 100%;
        border-radius: 1.5rem;
    }
}

b:hover {
    transform: rotate(9deg) scale(1.1);
}

.photography-track {
    display: flex;

    width: max-content;
    max-width: 100vw;
    flex-wrap: nowrap;

    padding: 1rem;

    animation: photography-scroll 70s linear infinite;
}

img.photography {
    height: 300px;
    width: auto;
    margin: 30px;

    border-radius: 10px;

    /* Liquid Glass */
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0),
        inset 0 2px 4px rgba(255, 255, 255, 0.3);

    transition: all 0.3s ease;

    &:hover {
        transform: translate(-1rem, -1rem);
        box-shadow: 0 12px 30px rgba(0, 0, 0, 0.55);
    }
}

section.contact {
    position: relative;
}

.logo {
    margin-top: 3rem;
    margin-right: 2rem;
    margin-left: 1rem;
    padding-bottom: 2rem;
    width: 300px;
    transition: all 0.3s ease;

    &:hover {
        filter: drop-shadow(0 0 8px #f6ff00) drop-shadow(0 0 20px #00e1ff);
        transform: scale(1.05);
    }
}

footer {
    padding-top: 2rem;
    background-color: rgb(0, 0, 0);
    border-top: 3px dotted white;

    p {
        color: black;
    }

    hr {
        background-color: black;
    }
}

ul.footer {
    display: flex;
    border-radius: 3rem;
    border: 3px solid var(--volt);

    li {
        list-style: none;
    }

    a i {
        color: var(--volt);

        &:hover {
            color: var(--sky-blue);
        }
    }
}

ul {
    list-style: none;
}

.copyright {
    color: white;
    background-color: black;
    padding-top: 1rem;
    padding-bottom: 2rem;
    background: linear-gradient(300deg, #00e1ff, #2d6ad4, var(--purple));
    background-size: 180% 180%;
    animation: gradient-animation 15s ease infinite;
}

@font-face {
    font-family: Marathon;
    src: url(./font/KH_Interference_Regular.ttf);
}

@keyframes dots {
    0% {
        content: "";
    }

    25% {
        content: ".";
    }

    50% {
        content: "..";
    }

    75% {
        content: "...";
    }
}

@keyframes gradient-animation {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes draw {
    to {
        stroke-dashoffset: 0;
    }
}

@keyframes project-scroll {
    from {
        transform: translateX(50%);
    }

    to {
        transform: translateX(-150%);
    }
}

@keyframes photography-scroll {
    from {
        transform: translateX(100%);
    }

    to {
        transform: translateX(-400%);
    }
}

@keyframes cloud-scroll {
    from {
        transform: translate(250%, var(--y)) scale(1);
    }

    to {
        transform: translate(-300%, var(--y)) scale(var(--grow));
    }
}

@media (max-width: 1400px) {
    .about-container {
        padding: 3rem;
    }
}

@media (max-width: 868px) {
    .menu-icon {
        display: none;
    }

    .loader h1 {
        transform: translate(-10px, -50px) rotate(-16deg);
    }

    .desktop-navbar {
        display: none;
    }

    .mobile-navbar {
        position: fixed;
        display: flex;
        width: 100%;
        height: 40px;
        bottom: 40px;
        justify-content: center;
        z-index: 7;
    }

    .mobile-nav {
        position: fixed;
        height: auto;
        width: auto;
        border-radius: 50px;
        flex-direction: row;
    }

    .skills-grid {
        margin-top: 0;
        gap: 0;
        grid-template-columns: 1fr 1fr;
        grid-template-rows: 1fr 1fr 1fr;
    }

    .bolt {
        /* display: none; */
        transform: rotate(-10deg) scale(2);
    }

    .education {
        display: none;
    }

    .home::before {
        display: none;
    }

    .home::after {
        clip-path: polygon(
            60% 0%,
            /* wider top-left */ 100% 0%,

            /* wider top-right */ 55% 40%,
            95% 35%,

            0% 100%,
            50% 52%,
            20% 55%
        );
    }

    .home h1 {
        font-size: 6rem;
    }

    h1 {
        font-size: 3rem;
    }

    h2 {
        font-size: 2.5rem;
    }

    .card {
        &.skill {
            height: 5rem;
            width: 5rem;
        }
    }

    .skill-tree {
        width: 90%;
    }

    .about-container {
        padding: 0;
        background: none;
    }

    section.about {
        padding: 2rem;

        & p {
            font-size: 16px;
        }

        & h2 {
            font-size: 1.2rem;
        }
    }

    .about-image {
        height: 200px;
    }

    .desktop {
        display: none;
    }
}

@media (max-width: 768px) {
    .btn-primary {
        font-size: 1rem;
        margin-top: 1rem;
    }
}

@media (max-width: 641px) {
    .home h1 {
        font-size: 5rem;
    }

    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 555px) {
    .home h1 {
        font-size: 4.5rem;
    }

    h2 {
        font-size: 1.5rem;
    }
}

@media (max-width: 515px) {
    .home h1 {
        font-size: 4rem;
    }
}

@media (max-width: 469px) {
    .home h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 430px) {
    .home h1 {
        font-size: 3rem;
    }

    .skill-bar p {
        font-size: 14px;
    }

    .skill-icon.teamwork {
        width: 43px;
    }
}