/* -------------- Fonts ------------- */
@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');


/* --------- variables ------------- 
------------- need to study---------*/

:root {
    --main-color: #e02f6b;
    --blue : #0000ff;
    --blue-dark: #18293c;
    --orange: #ffa500;
    --green-yellow: #cddc39;
    --pink-light: #efa2b4;
    --cyan-light: #aef1ee;
    --white: #ffffff;
    --white-alpha-40: rgba(255, 255, 255, 0.40);
    --white-alpha-25: rgba(255, 255, 255, 0.25);
    --background--filter-blur: blur(5px);
}


/* ------------- Global settings ---------- */

*{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
    outline: none;
}

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

body {
    min-height: 100vh;
    background-image:linear-gradient(to bottom right, var(--pink-light), var(--cyan-light));
    background-attachment: fixed; /* need to check*/
    font-size: 16px;
    font-family: 'Poppins', sans-serif;
    color: var(--blue-dark);
    font-weight: 300;
    line-height: 1.5;
    overflow-x: hidden;
    -webkit-tap-highlight-color: transparent;
    padding:35px 15px;
}

body.hide-scrolling {
    overflow-y: hidden;
}

body::before{
    content: "";
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    background-color: var(--green-yellow);
    z-index: -1;
    opacity: 0.12;
}

a {
    text-decoration: none;
}

h1,h2{
    font-weight: 600;
}

h3,h4,h5,h6 {
    font-weight: 500;
}

img {
    max-width:100% ;
    vertical-align: middle;
}

ul {
    list-style: none;

}

section {
    background-color: var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    min-height: calc(100vh - 70px);
    border-radius: 30px;
    backdrop-filter: var(--background--filter-blur); /*need to study*/
    display: none;
}

section.active{
    display: block;
    animation: fadeIn 0.5s ease-in-out forwards
}

section.fade-out{
    animation: fadeout 0.5s ease-in-out forwards;
}

.main{
    max-width: 1200px;
    margin: auto;
    transition: all 0.5s ease-in-out;
    position: relative;
}

.main.fade-out{
    opacity: 0;
}

.container{
    padding: 0 40px;
    width: 100%;
}


.row {
    display: flex;
    flex-wrap: wrap;
}

.align-items-center{
    align-items: center;
}

.hidden {
    display: none !important; /*important need to study*/
}

.sec-padding {
    padding: 80px 0;
}

.flex-end{
    justify-content: flex-end;
}

/* -------------- Section Title ----------------- */

.section-title {
    padding-left: 0 15px;
    width: 100%;
    text-align: center;
    margin-bottom: 40px;
}

.section-title h2 {
    font-size: 40px;
    text-transform: capitalize;

}


/* ---------------------- custom scrollbar ----------------- */
::-webkit-scrollbar{
    width: 5px;
}

::-webkit-scrollbar-track{
    background-color: var(--white);
}

::-webkit-scrollbar-thumb{
    background-color: var(--pink-light);
}


/* ---------------------- Buttons ------------------- */

button {
    font-family: inherit;
    user-select: none; /* to be changed*/
}

.btn {
    line-height: 1.5;
    background-color:var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    padding: 10px 28px;
    display: inline-block;
    border-radius: 30px;
    color: var(--main-color);
    font-weight: 500;
    text-transform: capitalize;
    font-family: inherit;
    font-size: 16px;
    cursor: pointer;
    user-select: none;
    position: relative;
    overflow: hidden;
    vertical-align: middle;
    transition: color 0.3s ease;
}

.btn::before{
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 0%;
    background-color: var(--main-color);
    z-index: -1;
    transition: width 0.3s ease; /*need to study*/
}

.btn:hover::before{
    width: 100%;
}

.btn:hover{
    color: var(--white);
}

/* --------------------- Animation keyframes -------------- */

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
    
}

@keyframes fadeout {
    0% {
        opacity: 1;
    }

    100% {
        opacity: 0;
    }
    
}

@keyframes zoomInOut {
    0%, 100% {
        transform: scale(0.5);
    }
    50%{
        transform: scale(1);
    }
}

@keyframes bounceTop {
    0%, 100%{
        transform: translateY(-50px);
    }
    50%{
        transform: translateY(0px);
    }
}
/* ------------------ Background Circles ------------------- */

.bg-circles {
    position: fixed;
    top:0;
    height: 100%;
    /* background-color: red; */
    max-width: 1200px;
    width: calc(100% - 30px);
    left: 50%;
    transform: translateX(-50%);
    /* z-index: 1; */
}

.bg-circles div{
    position: absolute;
    border-radius: 50%;
}

.bg-circles .circle-1{
    height: 60px;
    width: 60px;
    background-color: var(--blue);
    left: 5%;
    top: 10%;
    opacity: 0.3;
    animation: zoomInOut 8s linear infinite;
}

.bg-circles .circle-2{
    height: 80px;
    width: 80px;
    background-color: var(--main-color);
    left: 30%;
    top: 50%;
    opacity: 0.4;
    animation: bounceTop 5s ease-in-out infinite;
}

.bg-circles .circle-3{
    height: 120px;
    width: 120px;
    background-color: var(--white);
    right: -60px;
    top: 40%;
    opacity: 0.6;
}

.bg-circles .circle-4{
    height: 50px;
    width: 50px;
    background-color: var(--orange);
    left: -30px;
    top: 80%;
    opacity: 0.6;
}

/* ------------------ Overlay ------------------- */

.overlay {
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    background-color: transparent;
    z-index: 200;
    opacity: 0.5;
    visibility: hidden;
}

.overlay.active {
    visibility: visible;
}

/* ----------------- Header -------------------- */

.header {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    z-index: 1;
    padding: 20px 0 0;
}

.header.active {
    position: fixed;
    top: 35px;
    padding: 20px 15px;
}

.header.active .container {
    max-width: 1200px;
    margin: auto;
}

.header .nav-toggler {
    width: 50px;
    height: 50px;
    border: none;
    cursor: pointer;
    border-radius: 50%;
    background-color: var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 15px;
    z-index: 1;
    transition: opacity 0.5 ease-in-out;
}

.header .nav-toggler.hide{
    opacity: 0;
    transition: none;
}

.header .nav-toggler span {
    height: 2px;
    width: 24px;
    background-color: var(--main-color);
    position: relative;
    transition: background-color 0.3s ease; 
}

.header.active .nav-toggler span {
    background-color: transparent;
}

.header .nav-toggler span::before,
.header .nav-toggler span::after{
    content: "";
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: var(--main-color);
    transition: all 0.3s ease;
}

.header .nav-toggler span::before{
    left: 0;
    transform: translateY(-8px);
}

.header.active .nav-toggler span::before {
    transform: rotate(45deg);
}

.header .nav-toggler span::after{
    right: 0;
    transform: translateY(8px);
}

.header.active .nav-toggler span::after {
    transform: rotate(-45deg);
}

.header:not(.active) .nav-toggler:hover span::before,
.header:not(.active) .nav-toggler:hover span::after{
    width: 50%;
}

.header .nav {
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    padding: 35px 15px;
    overflow-y: auto;
    visibility: hidden;
}

.header.active .nav{
    visibility: visible;
}

.header .nav-inner{
    min-height: calc(100vh - 70px);
    max-width: 1200px;
    margin: auto;
    background-color: var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    backdrop-filter: var(--background--filter-blur);
    padding: 50px 0;
    border-radius: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.5s ease;
}

.header.active .nav-inner{
    opacity: 1;
}

.header .nav-inner ul li {
    /* background-color: red; */
    text-align: center;
}

.header .nav-inner ul li a {
    font-size: 40px;
    text-transform: capitalize;
    color: var(--blue-dark);
    display: block;
    font-weight: 500;
    padding: 8px 15px;
    transition: color 0.3s ease;
    position: relative;
}

.header .nav-inner ul li a::before{
    content: "";
    position: absolute;
    right: 0;
    bottom: 0;
    height: 50%;
    width: 0%;
    background-color: var(--white-alpha-25);
    z-index: -1;
    transition: width 0.5s ease;
}

.header .nav-inner ul li a:hover::before{
    width: 100%;
}

.header .nav-inner ul li a:hover{
    color: var(--main-color);
}

/* ------------------ Home Section ------------------- */

.home-section {
    padding: 120px,0;
}

.home-section.active{
    display: flex;
}

.home-text,
.home-img {
    width: 50%;
    padding: 15px;
}

.home-text p {
    font-size: 18px;
}

.home-text h1 {
    font-size: 50px;
    text-transform: capitalize;
}

.home-text h2 {
    font-size: 20px;
    text-transform: capitalize;
    font-weight: 300;
    margin: 0 0 30px;
}

.home-text .btn{
    margin: 0 15px 15px 0;
}

.home-img .img-box{
    max-width:360px ;
    background-color:var(--white-alpha-25) ;
    border-radius: 50%;
    border: 8px solid var(--white-alpha-25);
    margin: auto;
}

.home-img .img-box img {
    width: 100%;
    border-radius: 50%;
}

/* --------------- About -------------------*/

.about-img {
    /* background-color: red; */
    width: 50%;
    padding: 0 15px;
}

.about-text {
    /* background-color: blue; */
    width: 50%;
    padding: 0 15px;
}

.about-img .img-box{
    background-color: var(--white-alpha-25);
    max-width: 380px;
    border: 1px solid var(--white-alpha-40);
    margin: auto;
    border-radius:10px ;
}

.about-img .img-box img {
    width: 100%;
}

.about-text h3 {
    text-transform: capitalize;
    font-size: 20px;
    margin: 20px 0;
}

.about-text .skills{
    display: flex;
    flex-wrap: wrap;
}

.about-text .skill-item {
    background-color: var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    padding: 5px 15px;
    text-transform: capitalize;
    margin: 5px 5px;
    border-radius: 20px;
}

.about-tabs{
    margin-top: 20px;
}

.about-tabs .tab-item{
    padding: 2px 0;
    background-color: transparent;
    border: none;
    text-transform: capitalize;
    display: inline-block;
    color: var(--blue-dark);
    font-size: 20px;
    cursor: pointer;
    font-weight: 500;
    margin: 0 30px 0 0;
    position: relative;
    opacity: 0.5;
    transition: all 0.3s ease;
}

.about-tabs .tab-item :last-child{
    margin: 0;
}

.about-tabs .tab-item::before{
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    height: 1px;
    width: 100%;
    background-color: var(--main-color);
    transition:width 0.3s ease;
}

.about-tabs .tab-item:hover::before {
    width: 100%;
}

.about-tabs .tab-item .active::before{
    width: 100%;
    background-color: var(--main-color);
}

.about-tabs .tab-item.active{
    color: var(--main-color);
    opacity: 1;
    cursor: auto;
}

.about-text .timeline{
    position: relative;
}

.about-text .timeline::before{
    content: '';
    position: absolute;
    height: 100%;
    width: 1px;
    left: 5px;
    top: 0;
    background-color: var(--main-color);


}

.about-text .tab-content {
    padding: 40px 0;
    display: none;
}

.about-text .tab-content.active{
    display: block;

}

.about-text .timeline-item{
    margin-bottom: 30px;
    position: relative;
    padding: 10px 0 0 40px;
}

.about-text .timeline-item::before{
    content: '';
    position: absolute;
    height: 11px;
    width: 11px;
    background-color: var(--main-color);
    left: 0;
    top: 16px;
    border-radius: 50%;
}

.about-text .timeline-item :last-child{
    margin-bottom: 0;
}

.about-text .timeline-item .date {
    display: block;
    color: var(--main-color);
    font-weight: 400;
    margin: 0 0 10px;
}

.about-text .timeline-item h4 {
    font-size: 18px;
    text-transform: capitalize;
    margin: 0 0 10px;
}

.about-text .timeline-item h4 span{
    font-weight: 400;

}

/* --------------- Portfolio Section ----------------- */

.portfolio-section {
    padding-bottom: 50px;
}

.portfolio-item {
    width: calc((100% / 3) - 30px); /* calc func study*/
    margin: 0 15px 30px;
}

.portfolio-item h3 {
    text-transform: capitalize;
    font-size: 20px;
    margin: 20px 0;
}

.portfolio-item-thumbnail{
    padding: 10px;
    background-color: var(--white-alpha-25);
    border: 1px solid var(--white-alpha-40);
    border-radius: 10px;
}

.portfolio-item-thumbnail img {
    width: 100%;
    border-radius: 10px;

}

.portfolio-item-details{
    display: none;

}

/* ----------------------- Portfolio Popup ------------------- */

.portfolio-popup {
    position: fixed;
    left: 0;
    top: 0;
    height: 100%;
    width: 100%;
    z-index: 200;
    visibility: hidden;
}

.portfolio-popup.open {
    visibility: visible;
    overflow-y: auto;
}

.pp-inner {
    /* background-color: red; */
    min-height: 100vh;
    padding: 40px 15px;
    display: flex;
    justify-content: center;
    align-items: center;

}

.pp-content {
    background-color: var(--white-alpha-25);
    padding: 30px;
    border-radius: 30px;
    max-width: 900px;
    width: 100%;
    border: 1px solid var(--white-alpha-40);
    backdrop-filter: var(--background--filter-blur);
    opacity: 0;
    transform: scale(0.9); /*need to study*/

}

.portfolio-popup.open .pp-content{
    opacity: 1;
    transform: scale(1);
    transition: all 0.5s ease;
}

.pp-header {
    position: relative;
}

.pp-header .btn{
    height: 40px;
    width: 40px;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    position: absolute;
    right: -40px;
    top: -40px;
}

.pp-thumbnail img {
    border-radius: 10px; 
}

.pp-header h3 {
    font-size: 25px;
    text-transform: capitalize;
    margin: 20px 0 15px;
}

.pp-body .description {
    margin-bottom: 20px;
}

.pp-body .general-info li {
    margin-bottom: 10px;
    font-weight: 500;
    text-transform: capitalize;
}

.pp-body .general-info li span {
    font-weight: 300;
}

.pp-body .general-info li a {
    text-transform: lowercase;
    color: var(--main-color);

}

/* ----------------- Contact Section ------------------ */

.contact-form , .contact-info{
    width: 50%;
    padding: 0 15px;
}

.contact-form .input-group{
    width: 100%;
    margin-bottom: 30px;
}

.contact-form .input-control::placeholder{
    color: var(--blue-dark);
    opacity: 0.8;
    font-weight: 300;
}

.contact-form .input-control {
    display: block;
    width: 100%;
    height: 50px;
    border-radius: 25px;
    border: none;
    font-family: inherit;
    font-weight: 400;
    font-size: 16px;
    background-color: var(--white-alpha-25);
    padding: 0 20px;
    color: var(--blue-dark);
    border: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.contact-form .input-control:focus{
    border-color: var(--white-alpha-40);
}

.contact-form textarea.input-control{
    height: 120px;
    resize: none;
    padding-top: 15px;
}

.contact-info-item{
    margin: 0 0 30px;
    padding: 0 0 0 20px;

}

.contact-info-item h3 {
    font-size: 20px;
    text-transform: capitalize;
    margin: 0 0 5px;
}

.contact-info-item .social-links a {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    height: 40px;
    width: 40px;
    border: 1px solid var(--white-alpha-40);
    background-color: var(--white-alpha-25);
    color: var(--main-color);
    border-radius: 50%;
    margin: 6px 4px 0 0;
    transition: all 0.3s ease;
}

.contact-info-item .social-links a:hover{
    color: var(--white);
    background-color: var(--main-color);
}


/* ------------------ Responsive -------------- */
@media(max-width:991px){
    .container{
        padding: 0;
    }

    .home-text,.home-img{
        width: 100%;
    }

    .home-text{
        text-align: center;
    }

    .home-img{
        order: -1;
    }

    .home-img .img-box{
        max-width: 300px;
    }

    .home-text .btn {
        margin: 0 7px 15px;
    }

    .portfolio-item{
        width: calc(50% - 30px);
    }
}
@media(max-width:767px){
    .contact-form,.contact-info,
    .about-img,.about-text{
        width: 100%;
    }

    .about-text{
        margin-top: 30px;
    }

    .portfolio-item{
        width: calc(100% - 30px);
    }

    .pp-inner{
        padding: 30px 15px;
    }

    .contact-info{
        order: -1;
        margin-bottom: 15px;
    }

    .contact-info-item{
        padding:0;
    }
}
@media(max-width:575px){
    .home-text h1{
        font-size: 30px;;
    }

    .home-text h2{
        font-size: 18px;;
    }

    .section-title h2,
    .header .nav-inner ul li a{
        font-size: 35px;
    }

    .pp-header h3{
        font-size: 20px;
    }

    .about-text .link-item{
        margin-top: 10px;
    }
}