@import url('https://fonts.googleapis.com/css2?family=Ubuntu:wght@300;400;500;700&display=swap');

* {
    margin: 0;
    padding: 0;
    font-family: 'Ubuntu', sans-serif;
    text-decoration: none;
    list-style: none;
    scroll-behavior: smooth;
    outline: none;
    box-sizing: border-box;
}

.hidden {
    display: none;
}

body::-webkit-scrollbar {
    display: none;
}

section {
    min-height: 100vh;
    width: 100%;
    padding: 2rem 9% 2rem;
}

/*------loading page---------*/
#preloader {
    background: url(images/loader.gif) no-repeat center;
    background-size: 10%;
    height: 100vh;
    width: 100%;
    position: sticky;
}

/*-----Navigation bar Starts------*/
.navlist {
    position: fixed;
    top: 0;
    background-color: rgb(251, 251, 251);
    z-index: 100;
    height: 5rem;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 1.2rem;

}

.navlist ul {
    display: flex;
    align-items: center;
}

.navlist li {
    margin: 0 1rem;
}

.navlist li a {
    color: black;
    font-size: 1rem;
    font-weight: 500;
    padding: 0.5rem 1rem;
    text-transform: uppercase;
}

.navlist .logo {
    display: flex;
    align-items: center;
}

.logo img {
    margin-left: 1.9rem;
    height: 3.8rem;
    width: 4.2rem;
}

.navlist li a:hover,
.navlist li a.active {
    color: #0563bb;
    transition: .5s;
}

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

#menu-btn {
    display: none;
}

#theme-btn,
#menu-btn {
    font-size: 1.5rem;
    cursor: pointer;
    margin-right: 1.9rem;
    padding: 0.6rem;
}

.nav_icons div:hover {
    color: #0563bb;
}

/*-----Nav Ends-----*/

/*-----Home Section Starts-----*/
.home {
    width: 100%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.home-container h3 {
    color: rgb(86, 84, 84);
    font-size: 1.3rem;
    font-weight: 900;
    line-height: 1.5;
}

.home-container h3:nth-of-type(2) {
    margin-bottom: 1rem;
}

.home-container h3 span {
    color: #0563bb;
}

.home-container h1 {
    color: rgb(86, 84, 84);
    font-size: 3.2rem;
    font-weight: 500;
    line-height: 1.3;
}

/*-----Social Media icons-----*/
.social-media a {
    display: inline-flex;
    justify-content: space-between;
    align-items: center;
    width: 4rem;
    height: 4rem;
}

.social-media a i {
    color: rgb(86, 84, 84);
    font-size: 1.9rem;
}

.social-media a i:hover {
    background-color: rgb(241, 243, 245);
    color: #0563bb;
    padding: 0.4rem;
    border-radius: 50%;
}

/*-----Buttons-----*/
.btn {
    all: unset;
    margin-top: 1rem;
    display: inline-block;
    padding: 1rem 2rem;
    background: #0563bb;
    border-radius: 1rem;
    box-shadow: 0 0 1rem gainsboro;
    font-size: 1.2rem;
    color: white;
}

.btn:hover {
    background: rgb(3, 61, 115);
}

/*-----Home Ends-----*/

/*-----About Section Starts-----*/
.about {
    width: 100%;
    padding-top: 6rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.about h2 {
    text-align: center;
    font-size: 2rem;
}

.about h2 span {
    color: #0563bb;
}

#about::before {
    content: "";
    position: absolute;
    margin-top: 2.6rem;
    width: 6rem;
    height: 0.25rem;
    background-color: #0563bb;
}

#about::after {
    content: "";
    position: absolute;
    margin-top: 2.7rem;
    width: 10rem;
    height: 0.01rem;
    background-color: rgb(86, 84, 84);
}

.about h2~p {
    margin-top: 2.5rem;
    text-align: center;
    font-size: 1.3rem;
    line-height: 1.5;
}

.about-content article {
    margin-right: 6rem;
    float: right;
    max-width: 50%;
    padding: 2rem 0 2rem;
}

.about-content article p {
    font-size: 1.1rem;
    line-height: 1.5;
}

.hidden-para {
    display: none;
}

.about-content #personal-info {
    margin-left: 6rem;
    float: left;
    max-width: 50%;
    padding: 2rem 0 2rem;
}

.info-item {
    display: flex;
    font-size: 1.1rem;
    line-height: 2.5;
}

.info-item p,
.info-item span {
    padding-left: 1rem;
}

/*-----Skills division-----*/
.skill-info {
    clear: both;
    margin-top: 2rem;
    padding-top: 2rem;
}

.skill-info h2 {
    font-size: 2rem;
    margin-bottom: 3rem;
    color: #0563bb;
}

.skill-container {
    color: rgb(86, 84, 84);
    display: flex;
    justify-content: space-evenly;
    flex-flow: row;
    width: 100%;
}

.skills-data {
    width: 25rem;
}

.skills-titles {
    display: flex;
    justify-content: space-between;
    margin-bottom: 1rem;
    margin-top: 1rem;
}

.skills-name {
    font-size: 1.3rem;
    font-weight: 700;
}

.skills-bar,
.skills-percentage {
    height: 0.5rem;
    border-radius: .25rem;
}

.skills-bar {
    background-color: rgb(175, 173, 173);
}

.skills-percentage {
    display: block;
    background-color: #0563bb;
    width: 0;
    transition: width 1s;
}

.skills-html.active {
    width: 90%;
}

.skills-css.active {
    width: 80%;
}

.skills-js.active {
    width: 60%;
}

.skills-cpp.active {
    width: 70%;
}

.skills-java.active {
    width: 85%;
}

.skills-c.active {
    width: 80%;
}

/*-----Certifications------*/
.certifi-info h2 {
    font-size: 2rem;
    margin-top: 4rem;
    padding-top: 2rem;
    margin-bottom: 4.5rem;
    color: #0563bb;
}

.gallery {
    width: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

#gallery-container {
    margin: 1rem;
    border-radius: 0.54rem;
    width: 75vw;
    overflow-x: scroll;
}

#gallery-container::-webkit-scrollbar {
    display: none;
}

#gallery-container div {
    display: grid;
    grid-template-columns: auto auto auto;
    flex: none;
}

.gallery div {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#hidden-images {
    display: none;
}

.arrow-icon {
    cursor: pointer;
    font-size: 3rem;
    color: #0563bb;
}

#arrow-icon1 :hover {
    transform: translateX(-0.8rem);
    color: rgb(86, 84, 84);
}

#arrow-icon2 :hover {
    transform: translateX(0.8rem);
    color: rgb(86, 84, 84);
}

.gallery span img {
    background-color: rgb(175, 173, 173);
    border-radius: 0.74rem;
    width: 25rem;
    margin: 0.5rem;
    padding: 0.5rem;
}

.gallery div img:hover {
    cursor: pointer;
    transform: translateY(-0.5rem);
}

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

/*----- Services Section Starts------*/
.services {
    width: 100%;
    padding-top: 6rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.services h2 {
    text-align: center;
    font-size: 2rem;
}

#services::before {
    content: "";
    position: absolute;
    margin-top: 2.6rem;
    width: 6rem;
    height: 0.25rem;
    background-color: #0563bb;
}

#services::after {
    content: "";
    position: absolute;
    margin-top: 2.7rem;
    width: 10rem;
    height: 0.01rem;
    background-color: rgb(86, 84, 84);
}

.services h2~p {
    margin-top: 1.5rem;
    margin-bottom: 5rem;
    text-align: center;
    font-size: 1rem;
    line-height: 1.5;
}

.service-content {
    text-align: center;
    width: 100%;
}

.service-box {
    display: inline-block;
    margin: 2rem;
    padding: 2rem;
    background: rgb(241, 243, 245);
    border-radius: 0.5rem;
    width: 19rem;
    height: 16rem;
}

.service-box:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 1rem rgba(0, 0, 0, 0.2);
}

.service-box i {
    font-size: 3.5rem;
    margin-bottom: 1.4rem;
    color: #0563bb;
}

.service-box h3 {
    font-size: 1.5rem;
    margin-top: 2.5rem;
    margin-bottom: 1.5rem;
    color: rgb(86, 84, 84);
}

.service-box a,
.service-box a i {
    color: #0563bb;
    font-size: 1rem;
    text-decoration: none;
}

.service-box a:hover {
    text-decoration: underline;
}

.popup-content p {
    font-size: 1rem;
    line-height: 1.5rem;
    text-align: left;
}

.close-popup {
    margin-top: 1rem;
    padding: 0.4rem 1rem;
    font-size: 1rem;
    background-color: #0563bb;
    color: white;
    border: none;
    border-radius: 0.2rem;
    cursor: pointer;
}

/*-----Servives Ends-----*/

/*-----Portfolio Section Starts-----*/
.portfolio {
    width: 100%;
    padding-top: 6rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.portfolio h2 {
    text-align: center;
    font-size: 2rem;
}

#portfolio::before {
    content: "";
    position: absolute;
    margin-top: 2.6rem;
    width: 6rem;
    height: 0.25rem;
    background-color: #0563bb;
}

#portfolio::after {
    content: "";
    position: absolute;
    margin-top: 2.7rem;
    width: 10rem;
    height: 0.01rem;
    background-color: rgb(86, 84, 84);
}

.portfolio h2~p {
    margin-top: 1.5rem;
    margin-bottom: 3rem;
    text-align: center;
    font-size: 1rem;
    line-height: 1.5;
}

.portfolio-filter ul {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
}

.portfolio-filter li {
    margin: 1rem;
    padding: 0.3rem 1.2rem;
    color: rgb(86, 84, 84);
    font-size: 1.2rem;
    font-weight: 400;
    cursor: pointer;
    user-select: none;
}

.portfolio-filter-active {
    border-radius: 0.5rem;
    background-color: rgb(241, 243, 245);
    color: black !important;
}

.portfolio-project {
    width: 100%;
    display: block;
}

.portfolio-box div {
    width: 50%;
}

.portfolio-box {
    display: flex;
    justify-content: space-between;
    align-items: center;

}

.portfolio-box h4 {
    font-size: 1.7rem;
    margin-bottom: 1rem;
}

.portfolio-box p {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.portfolio-box img {
    margin: 2rem;
    width: 30rem;
    border-radius: 0.5rem;
}

/*-----Portfolio Ends-----*/

/*-----Contact Section Starts-----*/
.contact {
    width: 100%;
    padding-top: 6rem;
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.contact h2 {
    text-align: center;
    font-size: 2rem;
}

.contact h2 span {
    color: #0563bb;
}

#contact::before {
    content: "";
    position: absolute;
    margin-top: 2.6rem;
    width: 6rem;
    height: 0.25rem;
    background-color: #0563bb;
}

#contact::after {
    content: "";
    position: absolute;
    margin-top: 2.7rem;
    width: 10rem;
    height: 0.01rem;
    background-color: rgb(86, 84, 84);
}

.contact h2~p {
    margin-top: 1.5rem;
    margin-bottom: 4rem;
    text-align: center;
    font-size: 1rem;
    line-height: 1.5;
}

.contact-left {
    float: left;
    width: 30rem;
    padding: 2rem;
}

.contact-info {
    display: flex;
    margin-bottom: 2rem;
}

.contact-info i {
    margin-right: 1rem;
    font-size: 2.5rem;
    color: #0563bb;
}

.contact-right {
    float: right;
    width: 45rem;
}

.contact-info div {
    display: flex;
    flex-direction: column;
}

.contact-info h3 {
    font-size: 1.5rem;
    color: #0563bb;
    margin-bottom: 0.5rem;
}

.contact-info p {
    font-size: 1.1rem;
    color: rgb(86, 84, 84);
}

.contact-inputs {
    display: flex;
    justify-content: space-evenly;
}

.contact-content {
    width: 96%;
    margin: 1rem;
}

.contact-input {
    width: 100%;
    height: 4rem;
    padding: 0.5rem;
    border: 1px solid rgb(175, 173, 173);
    border-radius: 0.5rem;
    font-size: 1rem;
}

textarea {
    width: 100%;
    padding: 0.5rem;
    margin-top: 1rem;
    border: 1px solid rgb(175, 173, 173);
    border-radius: 0.5rem;
    font-size: 1rem;
    resize: vertical;
}

#button {
    text-align: center;
}

.popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.popup-content {
    background-color: white;
    font-size: 1.2rem;
    line-height: 1.5rem;
    padding: 1.5rem;
    border-radius: 0.6rem;
    text-align: center;
    box-shadow: 0 0 0.8rem rgba(0, 0, 0, 0.2);
}

#close-popup {
    margin-top: 1rem;
    padding: 0.4rem 1rem;
    font-size: 1rem;
    background-color: #0563bb;
    color: white;
    border: none;
    border-radius: 0.2rem;
    cursor: pointer;
}

/*-----Contact Ends-----*/

/*-----Footer Section-----*/
#footer {
    background-color: rgb(241, 243, 245);
    padding: 2rem;
    text-align: center;
    color: rgb(86, 84, 84);
}

#footer h3 {
    font-size: 3rem;
    font-weight: 500;
    color: #0563bb;
}

.copyright {
    font-size: 1rem;
}

/*-----Footer Ends-----*/

/*-----Dark Theme Starts-----*/
.dark-theme {
    background-color: rgb(37, 37, 37);
    color: white;
}

.dark-theme .navlist {
    background-color: rgb(35, 35, 35);
    color: white;
}

.dark-theme .navlist li a {
    color: white;
}

.dark-theme .navlist li a:hover,
.dark-theme .navlist li a.active {
    color: #0563bb;
}

.dark-theme .logo img {
    background-color: white;
    border-radius: 50%;

}

.dark-theme #theme-btn,
.dark-theme #menu-btn {
    background-color: rgb(37, 37, 37);
    color: white;
}

.dark-theme #theme-btn:hover,
.dark-theme #menu-btn:hover {
    color: #0677e1;
}

.dark-theme #nav-list.menu-active {
    background-color: rgb(35, 35, 35);
}

.dark-theme .btn {
    box-shadow: none;
}

.dark-theme .home-container h3,
.dark-theme .home-container h1,
.dark-theme .social-media a i {
    color: rgb(241, 243, 245);
}

.dark-theme .social-media a i:hover {
    background-color: rgb(86, 84, 84);
    color: #0677e1;
}

.dark-theme .skill-container {
    color: rgb(241, 243, 245);
}

.dark-theme .popup-content {
    background-color: rgb(37, 37, 37);
    color: rgb(175, 173, 173);
}

.dark-theme .service-box {
    background-color: rgba(23, 23, 23, 0.5);
}

.dark-theme .service-box h3 {
    color: rgb(241, 243, 245);
}

.dark-theme .service-box a,
.dark-theme .service-box i {
    color: #0677e1;
}

.dark-theme .contact-left p {
    color: rgb(175, 173, 173);
}

.dark-theme .contact-input,
.dark-theme .contact-content textarea {
    background-color: rgb(86, 84, 84);
    border: none;
    color: white;
}

.dark-theme .contact-input::placeholder,
.dark-theme .contact-content textarea::placeholder {
    color: rgb(241, 243, 245);
}

.dark-theme #footer {
    background-color: black;
}

/* -----Dark Theme Ends----- */

/* -----Media Queries----- */
@media screen and (max-width:1050px) {
    .navlist ul {
        padding-top: 12rem;
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 5rem;
        right: 0;
        background-color: rgb(251, 251, 251);
        width: 30%;
        height: 100vh;
        text-align: center;
    }

    .navlist li {
        margin: 1.5rem;
    }

    #nav-list {
        display: none;
    }

    #menu-btn {
        display: block;
    }

}

@media screen and (max-width: 450px) {
    .navlist ul {
        width: 50%;
    }

    .logo img {
        margin-left: 0;
    }

    #menu-btn {
        margin-right: 0;
    }

}

@media screen and (max-width:850px) {
    .home {
        display: inline-flex;
        flex-direction: column-reverse;
    }

    .home-container {
        display: inline-flex;
        align-items: center;
        flex-flow: column;
    }

    .home-container h1 {
        text-align: center;
    }

    .home-image img {
        width: 20rem;
    }
}

@media screen and (max-width: 1200px) {
    .about-content {
        flex-direction: column;
    }

    .about-content article,
    .about-content #personal-info {
        text-align: center;
        max-width: 100%;
        margin: 0 auto;
        float: none;
    }

    .about-content #personal-info {
        text-align: start !important;
    }
}

@media screen and (max-width: 950px) {

    .info-item span,
    .info-item p {
        padding-left: 0.1rem;
    }
}

@media screen and (max-width:1100px) {
    .skill-container {
        display: flex;
        flex-flow: column;
        align-items: center;
    }

    .skills-data {
        width: 30rem;
    }

}

@media screen and (max-width:480px) {
    .skills-data {
        width: 15rem;
    }

}

@media screen and (max-width:800px) {
    .arrow-icon {
        font-size: 1.5rem;
    }

    .gallery span img {
        width: 15rem;
    }
}

@media screen and (max-width:600px) {
    .service-box {
        margin-left: 0;
        margin-right: 0;
    }

}

@media screen and (max-width:350px) {

    .service-box {
        width: 13rem;
        height: 13rem;

    }

    .service-box i {
        font-size: 2.5rem;
        margin-bottom: 1rem;
    }

    .service-box h3 {
        font-size: 1.2rem;
        margin-top: 2rem;
        margin-bottom: 1.2rem;
    }
}

@media screen and (max-width:1000px) {
    .portfolio-box {
        display: block;
        text-align: center;
        margin: 10%;
    }

    .portfolio-box div {
        width: 100%;
    }

    .portfolio-box img {
        width: 100%;
        max-width: 100%;
        margin: 0 0 1rem 0;
        border-radius: 0.5rem;
    }

}

@media screen and (max-width:1450px) {

    .contact-left,
    .contact-right {
        display: flex;
        flex-flow: column;
        float: none;
    }

}

@media screen and (max-width:750px) {
    .contact-right {
        width: 80vw;
    }
}

@media screen and (max-width: 500px) {

    .contact-left,
    .contact-right {

        width: 100%;
    }

    .contact-left {
        padding: 2rem 1rem;
        margin-bottom: 2rem;
    }

    .contact-right {
        padding: 2rem 1rem;
    }

    .contact-inputs {
        flex-direction: column;
    }

    .contact-content {
        margin: 1rem;
    }

    textarea {
        margin-top: 1rem;
    }
}