*{
    margin: 0;
    padding: 0;
    box-sizing:content-box;
}

:root{
    --global-bg: white;
    --global-text: black;
    --box-shadow: 0px 0.5px 5px rgb(0, 0, 0, 0.5);
    --link-hover-bg-color: aliceblue;

    /* For navigation */

    --hero-section-bg-color: #ffffff;
    --hero-section-text-color: black;

    /* For project */

    --container-1-bg-color: rgb(229 229 229);
    --container-1-text-color: black;

    --container-1-nested-bg-color: rgb(250 250 250);
    --container-1-nested-text-color: black;

    /* For experience */
    --container-2-bg-color: rgb(216, 216, 216);
    --container-2-text-color: black;

    --container-2-secondary-text-color: black;
    
    /* For contact */

    --container-3-border: 1px solid rgb(245, 245, 245);
    --container-3-bg-color: rgb(245, 245, 245);

    --container-3-nested-bg-color: white;
    --container-3-nested-border: 1px solid rgb(229, 229, 229);

    --container-3-nested-secondary-bg-color: black;
    --container-3-nested-secondary-text-color: white;
    --container-3-nested-outline: 1.25px solid black;
}

.dark{
    --global-bg: rgb(10, 10, 10);
    --global-text: white;
    --box-shadow: 0px 0.5px 5px rgb(255, 255, 255, 0.5);
    --link-hover-bg-color: grey;

    /* For navigation */

    --hero-section-bg-color: #000000;
    --hero-section-text-color: white;

    /* For project */

    --container-1-bg-color: rgb(23, 23, 23, 1);
    --container-1-text-color: white;

    --container-1-nested-bg-color: rgb(38, 38, 38, 1);
    --container-1-nested-text-color: rgb(229, 229, 229);

    /* For experience */

    --container-2-bg-color: rgb(38, 38, 39, 1);
    --container-2-text-color: white;

    --container-2-secondary-text-color: rgb(156, 163, 175, 1);

    /* For contact */

    --container-3-border: 0.01px solid #e5e7eb;
    --container-3-bg-color: rgb(23 23 23 1);

    --container-3-nested-bg-color: rgb(38, 38, 38, 1);
    --container-3-nested-border: 1px solid rgb(38, 38, 38, 1);

    --container-3-nested-secondary-bg-color: white;
    --container-3-nested-secondary-text-color: black;
    --container-3-nested-outline: 1px solid white;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background-color: var(--global-bg);
    color: var(--global-text);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* ------------------------------------------------------------------------------------------------------------------ */

/* hero */

.hero{
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: auto;
    min-height: 1.75rem;
    width: 100%;
    box-shadow: var(--box-shadow);
    padding: 1rem 2rem;
    position: fixed;
    top: 0;
    z-index: 1000;
    background-color: var(--hero-section-bg-color);
    color: var(--hero-section-text-color);
    box-sizing: border-box;
    transition: all 0.2s ease-in-out 0s;
}

.name{
    width: 30%;
    font-size: 1.25rem;
    font-weight: bold;
    flex-shrink: 0;
    transition-property: all;
    transition-duration: 0.2s;
    transition-timing-function: ease-in-out;
    transition-delay: 0s;
}

.item{
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex-grow: 1;
    gap: 1.5rem;
    margin-right: 1rem;
    transition-property: all;
    transition-duration: 0.1s;
    transition-timing-function: ease-in-out;
    transition-delay: 0s;
}

.item a{
    text-decoration: none;
    color: var(--global-text);
    padding: 0.25rem 0.5rem;
    white-space: nowrap;
}

.item a:hover{
    color: rgb(77, 77, 229);
    background-color: var(--link-hover-bg-color);
    border-radius: 4px;
}

.header-right-side{
    display: flex;
    gap: 1.5rem;
    align-items: center;
    justify-content: center;
    transition-property: all;
    transition-duration: 0.2s;
    transition-timing-function: ease-in-out;
    transition-delay: 0s;
}

.mode{
    padding: 0.25rem 0.5rem;
    cursor: pointer;
    font-size: 1.2rem;
}

.mode:hover{
    background-color: var(--link-hover-bg-color);
    border-radius: 4px;
}

.hamburger-menu-icon{
    display: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--hero-section-text-color);
    padding: 0.5rem;
}

/* Smaller desktop screens */

@media(max-width: 950px){
    .item{
        gap: 1rem;
    }
}

/* Tablet */

@media(max-width: 800px){
    .hero{
        padding: 1rem;
    }

    .name{
        font-size: 1rem;
        transform: translateX(20px);
    }

    .item{
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        right: 0;
        width: 30%;
        background-color: var(--hero-section-bg-color);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
        padding: 1rem 0;
        z-index: 999;
        text-align: center;
    }

    .item.active{
        display: flex;
        align-items: center;
    }


    .item a{
        display: block;
        padding: 0.75rem 0;
        margin: 0;
        width: 100%;
    }

    .hamburger-menu-icon{
        display: block;
        margin-right: 0.5rem;
    }

    body{
        padding-top: calc(1.75rem + 2rem);
    }
}

/* Mobile Devices */

@media(max-width: 640px){
    .name{
        transform: translateX(40px);
    }

    .header-right-side{
        transform: translateX(-30px);
    }    
}

/* ----------------------------------------------------------------------------------------------------------------------- */

/* introduction */

.introduction{
    display: flex;
    margin: 5rem auto 20px auto;
    max-width: 90%;
    width: 44rem;
    gap: 20px;
}

.introduction section{
    padding: 0.45rem;
    margin: 0rem 4rem;
}

#profile_pic{
    width: 100px;
    height: 97px;
    border: none;
    border-radius: 50%; 
    object-fit: cover;
}

.halo{
    width: 100px;
    height: 97px;
    border: 1px solid gray;
    border-radius: 50%;
    padding: 0.2rem;
}

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

.resume p{
    padding: 0.2rem;
}

#resume_link{
    text-decoration: none;
    color: var(--global-text);
    padding: 0.35rem;
}

#resume_link:hover{
    background-color: var(--link-hover-bg-color);
}

/* Smaller desktop screens */

@media(max-width: 950px){
    
}

/* Tablet */

@media(max-width: 800px){
    .introduction section{
        margin-left: 3rem;
        transition: margin-left 0s ease-in-out 0s;
    }
}

/* Mobile Devices */

@media(max-width: 640px){
    .introduction section{
        margin-left: 1rem;
        transition: margin-left 0s ease-in-out 0s;
    } 
}

/* Small Mobile Devices */

@media(max-width: 550px){
    #resume_link{
        transform: translateX(-40px);
    }
}

/* For smallest device */

@media(max-width: 450px){
    .resume a{
        display: flex;
        flex-wrap: wrap;
        justify-content: flex-start;
        padding-left: 0;
    }

    #resume_link{
        transform: translateX(-6rem);
    }

    .introduction{
        margin-left: 0.7rem;
        transition-property: margin-left;
        transition-duration: 0.1s;
        transition-timing-function: ease-in;
        transition-delay: 0s;
    }
}

/* ----------------------------------------------------------------------------------------------------------------------- */

/* About */

.about{
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 44rem;
    max-width: 90%;
    margin-bottom: 1.35rem;
}

.description_of_about{
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 10px 0px;
    line-height: 1.25rem;
    font-size: 0.90rem;
    font-family: inherit;
    letter-spacing: 0.01rem;
}

/* ----------------------------------------------------------------------------------------------------------------------- */

/* Technology */

.technology h3{
    margin-left: 0;
}

.tech{
    display: flex;
    margin: 15px auto;
    align-items: center;
    justify-content: flex-start;
}

.tech_domain{
    display: inline-block;
    width: 22vw;
}

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

.tech_name{
    width: auto;
    white-space: nowrap;
    padding: 4px;
    pointer-events: none;
    margin-right: 5px;
    background-color: var(--global-bg);
    color: var(--global-text);
    border-radius: 5px;
    border: 0.75px solid rgb(229 229 229);
}

.tech_name svg{
    width: 0.8rem;
}

@media(max-width: 490px){
    .technology{
        margin-left: 0.5rem;
    }

    .tech{
        margin-left: 0.5rem;
    }
}

/* ------------------------------------------------------------------------------------------------------------- */

/* connect */

.connect_container{
    margin: 1rem auto;
    max-width: 90%;
}

.connect_container h3{
    padding-left: 1rem;
}

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

.connect a{
    text-decoration: none;
    height: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1.1rem;
    outline: 2px solid rgb(229 229 229);
    padding: 0.25rem;
    border-radius: 5px;
    color: var(--global-text);
}

.connect svg, .connect i{
    width: 0.85rem;
    height: 0.85rem;
}

.platform{
    margin: 0.1rem;
    font-size: 0.75rem;
}

.connect p{
    margin: 0.5rem;
    color: rgb(115 115 115 / var(--global-text));
}

@media(max-width: 840px){
    .connect_container{
        margin-left: 0;
        margin-right: 1rem;
    }

    .connect a{
        margin: 0.75rem;
    }
}

/* ------------------------------------------------------------------------------------------------------------------------ */

/* projects */

.projects_container{
    border: none;
    border-radius: 10px;
    background-color: var(--container-1-bg-color);
    padding: 1rem;
    color: var(--container-1-text-color);
}

.projects_container p{
    margin-bottom: 0.25rem;
}

.projects{
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.js_project{
    width: 20rem;
    margin: 10px;
    border: none;
    border-radius: 10px;
    background-color: var(--container-1-nested-bg-color);
}

.description{
    height: 3rem;
    margin-top: 0.5rem;
    padding-left: 0.68rem;
}

#myntra, #weather_app{
    height: 350px;
    width: 300px;
    border: none;
    border-radius: 10px;
    padding: 0.68rem;
}

.used_technologies img{
    width: 20px;
    height: 20px;
}

.js_project figcaption{
    font-weight: 700;
    padding-left: 0.68rem;
}

.used_technologies{
    display: flex;
    align-items: flex-end;
    margin: 0.75rem 0rem;
    justify-content: flex-start;
    height: 2rem;
}

.tech_images{
    padding-left: 0.68rem;
}

.github{
    transition-property: font-size;
    transition-duration: 0.5s;
    transition-timing-function: ease-in-out;
    transition-delay: 0.5s;
}

.github:hover{
    font-size: 1.09rem;
}

.github a{
    color: var(--container-1-nested-text-color);
}

.tableau{
    transition-property: font-size;
    transition-duration: 0.5s;
    transition-timing-function: ease-in-out;
    transition-delay: 0.5s;
}

.tableau:hover{
    font-size: 1.09rem;
}

.tableau a{
    color: var(--container-1-nested-text-color);
}

.used_technologies p{
    position: relative;
    left: 10rem;
}

.used_technologies svg{
    width: 0.75rem;
    height: 0.75rem;
}

.more_projects{
    display: flex;
    justify-content: center;
    margin: 2px;
}

.more_projects a{
    text-decoration: none;
    display: flex;
    justify-content: center;
    align-items: center;
    border: 1px solid black;
    border-radius: 10px;
    color: white;
    background-color: black;
    width: 15rem;
    padding: 4px;
}

.more_projects svg{
    width: 1rem;
}

@media(max-width: 740px){
    .projects_container{
        width: 23rem;
    }

    .projects_container p{
        margin-bottom: 0.5rem;
    }

    .js_project{
        margin: auto;
    }

    .more_projects{
        margin-top: 10px;
    }
}

/* For smallest device */

@media(max-width: 400px){
    .projects_container{
        width: 85%;
    }

    .js_project{
        width: 100%;
    }
}

/* ----------------------------------------------------------------------------------------------------------------------- */

/* Experience */

.experience_container{
    display: flex;
    flex-direction: column;
    margin: 2.5rem 0rem;
}

.experience{
    display: flex;
    align-items: flex-start;
    box-shadow: 0px 0.5px 5px rgb(0, 0, 0, 0.5);
    margin: 1.25rem 0rem;
    width: 40rem;
    border-radius: 10px;
    color: var(--container-2-text-color);
}

.experience_description{
    background-color: var(--container-2-bg-color);
    padding: 1rem;
    border-radius: 10px;
}

.role_and_tenure{
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.45rem;
    line-height: 1rem;
    font-size: 0.80rem;
}

.role{
    color: rgb(2,132,199);
    font-size: 0.90rem;
}

.skill{
    width: 1.25rem;
    height: 1rem;
}

.skill_set button{
    pointer-events: none;
    border: none;
    background-color: var(--conatiner-2-bg-color);
    width: auto;
    color: var(--container-2-text-color);
}

.work_done{
    margin: 0.35rem;
    padding: 0.15rem;
    line-height: 1.25rem;
    font-size: 0.80rem;
    color: var(--container-2-secondary-text-color);
}

@media(max-width: 700px){
    .experience{
        width: 90vw;
    }
}

/* ------------------------------------------------------------------------------------------------------------------------ */


/* Contact Me */

.contact_container{
    background-color: var(--container-3-bg-color);
    border: var(--container-3-border);
    padding: 2rem;
    border-radius: 10px;
    margin-bottom: 3rem;
    width: 42rem;
    color: var(--global-text);
}

.contact_container p{
    margin: 0.25rem 0rem;
}

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

.input_box_for_contacting, .send{
    width: 97%;
    height: 1.75rem;
    margin: 0.25rem;
    border-radius: 0.35rem;
    border: var(--container-3-nested-border);
    padding: 0.25rem;
    font-family: inherit;
    font-size: 0.90rem;
    background-color: var(--container-3-nested-bg-color);
    color: var(--container-2-secondary-text-color);
}

.input_box_for_contacting:focus, .send:focus{
    outline: var(--container-3-nested-outline);
}

.mail_body{
    height: 4rem;
    text-align: left !important;
    direction: ltr;
}

.send{
    background-color: var(--container-3-nested-secondary-bg-color);
    color: var(--container-3-nested-secondary-text-color);
}

@media(max-width: 800px){
   .contact_container{
        width: 85vw;
   } 
}

@media(max-width: 550px){
    .contact_container{
        width: 75vw;
    }        
}

/* ------------------------------------------------------------------------------------------------------------ */

/* footer */

footer{
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 3rem;
    width: auto;
}

.copyright_text{
    margin-right: 0.25rem;
}

@media(max-width: 550px){
    footer{
        font-size: 1rem;
        margin-left: 2rem;
        margin-right: 2rem;
    }
}