/* ==========================
   PERFORMANCE
========================== */

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

html{
    scroll-behavior:smooth;
    overflow-x:hidden;
}

/** Background and Container */
body {
    margin: 0;
    padding: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: lightgray;
    overflow-x:hidden;
}

img,
video{
    display:block;
    max-width:100%;
}

section{
    content-visibility:auto;
    contain-intrinsic-size:900px;
}

video{
    transform:translateZ(0);
    backface-visibility:hidden;
}

.container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 100px;
    background-color: #001f7c38;
}

.back-vid {
    position: fixed;
    right: 0;
    bottom: 0;
    z-index: -1;
    mix-blend-mode: lighten;
}
/** Header e Icons*/
header {
    display: flex;
    position: absolute;
    top: 0;
    right: 0;
    left: 0;
    align-items: center;
    justify-content: space-between;
    height: 70px;
    background:rgba(255,255,255,.08);
    backdrop-filter:blur(4px);
    -webkit-backdrop-filter:blur(4px);
    padding: 0 30px;
    box-shadow:0 0 8px rgba(119,161,222,.25);
    z-index: 999;
}

.left {
    display: flex;
    align-items: center;
}

.left img {
    width: 40px;
    margin: 0 15px;
}

header ul {
    display: flex;
    justify-content: space-between;
    width: 30%;
    padding: 15px 15px;
    border-radius: 50px;
    background-color: rgba(0, 0, 69, 0.30);
    backdrop-filter:blur(3px);
    -webkit-backdrop-filter:blur(3px);
    box-shadow:0 0 5px rgba(114,127,222,.25);
}

header ul li {
    list-style: none;
}

header ul a {
    text-decoration: none;
    color: #FFF;
    font-weight: 700;
    margin: 0 10px;
}

.box-icons {
    display: flex;
    gap: 40px
}

.box-icons a {
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    width: 30px;
    height: 30px;
    border: 2px solid #727fde;
    text-decoration: none;
    color: lightgray;
    border-radius: 50%;
   transition: background-color .3s, box-shadow .3s, color .3s, transform .3s;
}

.box-icons a:hover {
    background-color: #727fde;
    color: black;
    box-shadow: 0 0 15px #727fde6f;
}


/**Hero Section*/
.blackhole-box {
    z-index: -1;
    position: absolute;
    top: 0;
    width: 100%;
    justify-content: center;
    mix-blend-mode: lighten;
    contain:paint;
}

.blackhole-box video{
    width: 100%;
    margin-top: -23.5%; 
}

.hero {
    position: relative;
    display: flex;
    width: 100%;
    min-height:100vh;
    height:auto;
    align-items: center;
    justify-content: space-between;
}

.hero-info {
    position: absolute;
    left: 5%;
}

.hero-info .hero-info-title { 
    color: #727fde;
    padding: 8px 5px;
    border: 1px solid #727fde77;
    width: 240px;
    background-color: #2200493d;
    box-shadow: 0 0 5px #727fde88;
    border-radius: 50px;
}

.hero-info h1 {
    font-size: 60px;
    max-width: 600px;
    font-weight: 700;
    line-height: 70px;
    margin-top: 40px;
    margin-bottom: 30px;
}

.hero-info p { 
    max-width: 550px;
    line-height: 25px;
    margin-bottom: 40px;
    font-size: 20px;
}

.hero-info button {
    color: #FFF;
    padding: 15px 35px;
    border-radius: 10px;
    border: 1px solid #727fdeb4;
    background-color: #2200493d;
    box-shadow: 0 0 5px #727fde86;
    cursor: pointer;
   transition: background-color .3s, box-shadow .3s, color .3s, transform .3s;
}

.hero-info button:hover {
    box-shadow: 0 0 15px #727fde86;
}


/**Gradient Animation*/
.gradient {
    background: linear-gradient(to right, #008baa, #7e42a7,#6600c5,#6070fd,#2a46ff,#0099ff, #008ead);
    background-size: 200%;
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: animate-gradient 5s linear infinite;
}

@keyframes animate-gradient {
    to {
        background-position: 200%;
    } 
}

.hero-vid-box {
    position: absolute;
    right: 0%;
    contain:layout paint;
}

.hero-vid-box video {
    height:min(900px,90vh);
    will-change:transform;
    mix-blend-mode: lighten;
}

.scroll-down {
    height: 50px;
    width: 30px;
    border: 2px solid #FFF;
    position: absolute;
    left: 49%;
    bottom: 8%;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(211, 211, 211, 0.477);
}

.scroll-down:before,
.scroll-down:after {
    content: "";
    position: absolute;
    top: 20%;
    left: 50%;
    height: 10px;
    width: 10px;
    border: 2px solid #FFF;
    transform: translate(-50%, -100%) rotate(45deg);
    border-top: transparent;
    border-left: transparent;
    animation: scroll-down 2s ease-in-out infinite;
}

.scroll-down::before {
    top:30%;
    animation-delay: 0.5s;
}

 @keyframes scroll-down {
    0%{
        opacity: 0;
    }
    30%, 60%{
        opacity: 1;
    }
    100%{
        top: 90%;
        opacity: 0;
    }
 }

.info-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 80%;
    margin-top: 100px; 
}

.section-title {
    font-size: 40px;
    font-weight: 700;
}

.info-cards {
    display: grid;
    grid-template-columns: auto auto auto;
    gap: 20px;
    width: 100%;
    height: 100%;
    margin-top: 30px;
}

.card {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    position: relative;
    width: auto;
    height: 40vh;
    overflow: hidden;
    border: 1px solid gray;
    background-color: #080020b7;
    border-radius: 20px; 
    transition: transform .3s, box-shadow .3s;
    contain:content;
}

.card img {
    width: 80%;
    height: 50%;
    object-fit: cover;
}

.card h1 {
    position: absolute;
    margin: 0;
    bottom: 40%;
    left: 5%;
    font-size: 25px;
    z-index: 1;
    color: lightgray;
}


.card p {
    position: absolute;
    bottom: 3%;
    left: 5%;
    z-index: 1;
    max-width: 300px;
    color: gray;
    font-size: 13px;
    line-height: 20px;
}

.card video {
    margin-top: 10%;
    width: 70%;
    height:50%;
    object-fit:cover;
    mix-blend-mode:lighten;
}

.card button {
    color: #FFF;
    padding: 10px 15px;
    border-radius: 10px;
    border: 1px solid #727fdeb4;
    background-color: #2200493d;
    box-shadow: 0 0 5px #727fde86;
    cursor: pointer;
    transition: background-color .3s, box-shadow .3s, color .3s, transform .3s; 
    position: absolute;
    bottom: 5%;
    left: 5%; 
}

.card button:hover {
    box-shadow: 0 0 15px #727fde86;
    opacity: 0.7;
}

.card:hover {
    box-shadow:0 0 10px rgba(211,211,211,.35);
}

.card:nth-child(3) {
    grid-row: span 2;
    height: 83vh;
}

.card:nth-child(3) p {
    bottom: 12%;
}

.card:nth-child(3) h1 {
    bottom: 21%;
}

.card:nth-child(4) {
    grid-column: span 2;
}

.card:nth-child(4) P{
    max-width: 650px;
}

.card:nth-child(4) h1{
    bottom: 35%;
}

/**My Projects*/
.my-projects {
    display: flex;
    flex-direction: column;
    gap: 10%;
    align-items: center;
    position: relative;
    width: 80%;
    height: auto;
    margin-top: 200px;
    margin-bottom: 700px;
}

.project-card {
    display: flex;
    width: 100%;
    height: 40%;
    align-items: center;
    gap: 10%;
    justify-content: center;
}

.project-vidbox {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50%;
    position: relative;
    cursor: pointer;
    min-width: 400px;
    contain:layout paint;
    mix-blend-mode: exclusion;
}


.project-vidbox video{
    object-fit: cover;
    width: 100%;
    box-shadow: 0 0 10px lightgray;
    border-radius: 20px;
    transition: transform .4s, box-shadow .4s;
}

.project-vidbox video:hover{
    transform:scale(1.015);
    box-shadow:0 0 12px rgba(255,255,255,.45);
}

.project-info {
    display: flex;
    flex-direction: column;
    align-items: start;
    justify-content: center;
    width: 50%;
    padding-left: 10%;
}

.project-info h1 {
    width: 90%;
    font-size: 25px;
    font-weight: bold;
    text-wrap: nowrap;
    margin-bottom: 10px;
    margin-top: 0;
    max-width: 450px;
}

.project-info p{
    width: 90%;
    max-width: 400px;
    min-width: 300px;
    margin-bottom: 50px;
    margin-top: 0; 
}

.project-info button {
    color: #FFF;
    padding: 10px 15px;
    border-radius: 10px;
    border: 1px solid #727fdeb4;
    background-color: #2200493d;
    box-shadow: 0 0 5px #727fde86;
    cursor: pointer;
   transition: background-color .3s, box-shadow .3s, color .3s, transform .3s; 
}

.project-info button:hover {
    box-shadow: 0 0 15px #727fde86;
    opacity: 0.7;
}

.hover-sign {
    position: absolute;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 30%;
    height: 100px;
}

.hover-sign::before,
.hover-sign::after  {
    content: "👆";
    text-align: center;
    position: absolute;
    font-size: 50px;
    top: 20%;
    left: 40%;
    border-radius: 50%;
    animation: hoverAnimation 3s ease-in-out infinite;
}

@keyframes hoverAnimation {
    0% {
        box-shadow: 0 0 5px lightgray;
        transform: translate(100%,50%) rotate(30deg);
    }
    100% {
        box-shadow: 0 0 15px lightgray;
        transform: translate(80%,50%) rotate(0deg);
    }
}


.hover-sign.active {
    display: none;
}



/* Skills Section  */
.skills-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
}

.skills-box {
    width: 100%;
    height: 90vh;
    position: relative;
    display: flex;
    align-items: start;
    justify-content: center;
}


.skills-image {
    width: 70%;
    mix-blend-mode: lighten;
    opacity: 0.7;
}

.designer {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: start;
    top: 25%;
    left: 5%;
    max-width: 300px;
}

.coder {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: start;
    top: 25%;
    right: 5%;
    max-width: 300px;
}

.skills-box h1 {
    font-size: 50px;
    display: flex;
    align-items: center;
}

.skills-box p {
    line-height: 23px;
}



/* Slider */
.slider {
    position: absolute;
    bottom: 5%;
    right: 20%;
    width: 60%;
    height: var(--height);
    overflow: hidden;
    mask-image: linear-gradient(
        to right,
        transparent,
        #000 10% 90%,
        transparent
    );
    mix-blend-mode: difference;
    opacity: 0.8;
}


.slider .list{
    display: flex;
    width: 100%;
    min-width: calc(var(--width)* var(--quantity));
    position: relative;
}


.slider .list .item{
    width: var(--width);
    height: var(--height);
    position: absolute;
    left:auto;
    transform:translateX(100vw);
    will-change:transform;
    transition: filter 0.5s;
    animation:autoRun 20s linear infinite;
    animation-delay:calc(
        (20s / var(--quantity))
        * (var(--position) - 1)
    );
   
}


.slider .list .item img{
    width: 100%;
}




/** Contact Session */
.contact-session {
    width: 80%;
    height: 100vh;
    display: flex;
    justify-content: center;
    gap: 10%;
    align-items: center;
    position: relative;
}


.contact-session h1{
    position: absolute;
    top: 10%;
    left: 40%;
}


.social-box{
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.social-box a{
    color: lightgray;
    text-decoration: none;
    font-size: 20px;
    text-wrap: nowrap;
}

.social-box i{
    color: #727fde;
    font-size: 30px;
    margin-right: 10px;
}

.social-icons a i {
    color: white;
    margin-top: 40px;
}

.contact-box p{
    max-width: 400px;
    margin-top: 30px;
    margin-bottom: 5px;
}

.contact-box input{
    padding: 7.5px;
    background-color: lightgray;
    width: 80%;
    height: 25px;
    border: none;
    outline: none;
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}

.contact-box button {
    margin-top: 30px;
    color: #FFF;
    padding: 10px 15px;
    border-radius: 10px;
    border: 1px solid #727fdeb4;
    background-color: #2200493d;
    box-shadow: 0 0 5px #727fde86;
    cursor: pointer;
    transition: background-color .3s, box-shadow .3s, color .3s, transform .3s;
}



.contact-box button:hover {
    box-shadow: 0 0 15px #727fde86;
    opacity: 0.7;
}

footer {
    display: flex;
    position: absolute;
    bottom: 0;
    right: 0;
    left: 0;
    align-items: center;
    justify-content: center;
    height: 70px;
    background-color: rgba(255, 255, 255, 0.128);
    backdrop-filter:blur(4px);
    -webkit-backdrop-filter:blur(4px);
}





@keyframes autoRun{

    from{

        transform:translateX(100vw);

    }

    to{

        transform:translateX(calc(-100vw - var(--width)));

    }

}
.slider:hover .item{
    animation-play-state: paused!important;
    filter: grayscale(1);
}

.slider .item:hover{
    filter: grayscale(0);
}


/* ==========================
   GPU OPTIMIZATION
========================== */

.project-vidbox,
.hero-vid-box,
.slider{
    will-change:transform;
}


.project-card{

    contain:layout paint;

}


/**Resolução Responsiva do video de background */
@media (max-aspect-ratio: 16/9){
    .back-vid {
        width: auto;
        height: 100%;
    }
}

@media (min-aspect-ratio: 16/9){
    .back-vid {
        width: 100%;
        height: auto;
    }
}