*{
    margin: 0;
    padding: 0;
    font-family: 'calibri', sans-serif;
    box-sizing: border-box;
}
html{
    scroll-behavior: smooth;
}

:root{
    --body_bcg: #1f1f1f;
    --body_col: #f5f5f5;
    --head_bcg_img: url(Images/gradient_dark_blue_black.png);
    --nav_ul_li_a_after_bcg: #88d3d3;
    --sdm_li_a_after_bcg: #88D3D3;
    --header_text_h1: #f5f5f5;
    --header_text_h1_span_col: #9FF5F5;
    --about_col: #a1aec0;
    --about_col2_h1_sub_title_h2: #f5f5f5;
    --about_col_2_h1_sub_title_span_col: #88D3D3;
    --about_col_2_p_span_col: #F5F5F5;
    --tab_links_after_bcg: #88D3D3;
    --beliefs_col: #a1aec0;
    --beliefs_col_2_p_beliefs_title_col: #F5F5F5;
    --beliefs_col_2_p_span_col: #88D3D3;
    --beliefs_col_2_h1_b_sub_title_col: #807DB5;
    --skills_col: #a1aec0;
    --skills_col_2_h1_s_sub_title_col: #807DB5;
    --skills_col_2_p_skills_title_col: #f5f5f5;
    --skills_col_2_p_skills_title_border_bottom: #88D3D3;
    --exp_col: #a1aec0;
    --e_sub_title_color: #807DB5;
    --company_bcg_col: #3D3D3D;
    --company_hover_bcg_col: #5C5C5C;
    --logo_and_name_h2_border_bottom: #88D3D3;
    --visit_button_bcg_col: #ADADAD;
    --visit_button_col: #333333;
    --visit_button_hover_bcg_col: #3D3D3D;
    --h2_conc_title_col: #F5F5F5;
    --h2_conc_title_span_col:#6495cc;
    --p_conc_text_col: #a1aec0;
    --contact_title_col: #807DB5;
    --contact_right_p_i_col: #88D3D3;
    --social_icons_a_hover_col: #6495cc;
    --btn_border: #807DB5;
    --btn_btn2_bcg: #807DB5;
    --btn_btn_2_hover_bcg: #4D4A82;



}

body{
    background: var(--body_bcg);
    color: var(--body_col);
    

}

#header{
    width: 100%;
    min-height: 100vh; /* Use min-height instead of height */
    background-image: var(--head_bcg_img);
    background-size: cover;
    background-position: center; /* Add background-position to center the image */
    position: relative;
    overflow: hidden;
    display: flex; /* Add flex display */
    font-family: 'Heebo', sans-serif;
    
    
    
}

.header-text p.scroll-down {
    font-size: 16px; /* Adjust the font size as per your preference */
}

.header-text p.welcome{
    font-size: 30px;
}

.header-text p.info{
    font-family: 'Hind Siliguri', sans-serif;
    font-size: 24px;
}

.connect{
    margin-top: 30px;
    font-family: 'Hind Siliguri', sans-serif;
}

.connect-button {
    background-color: #1f1f1f;
    color: #efefef;
    border: none;
    border-radius: 10px;
    padding: 20px 16px;
    font-size: 20px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
    align-self: center;
    margin-right: 20px;
    
  }
  
  .connect-button:hover {
    background-color: #3D3D3D; /* Darker shade on hover */
    
    color: #ebebeb;
  }

.logo-wrapper {
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.logo-image {
    width: 100px;
    height: 100px;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    margin: 0;
    text-decoration: none;
    color: #F5F5F5;
}



.fixed-nav a.logo_text{
    text-decoration: none;
}


.container{
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

nav{
    
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    
}

.logo{
    width: 140px;
}

.fixed-nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    z-index: 100;
    backdrop-filter: blur(8px);
}



nav ul {
    display: flex;
    align-items: center;
    justify-content: center;
    list-style: none;
    margin: 0;
    padding: 0;
}
nav ul li {
    margin: 0 10px;
}
nav ul li{
    display: inline-block;
    list-style: none;
    margin: 10px 20px;
}

nav ul li a{
    color: #F5F5F5;
    text-decoration: none;
    font-size: 18px;
    position: relative;
}

nav ul li a::after{
    content: '';
    width: 0%;
    height: 3px;
    background: var(--nav_ul_li_a_after_bcg);
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}
nav ul li a:hover::after{
    width: 100%;
}

#sidemenu {
    display: flex;
    align-items: center;
    gap: 20px;
}

#sidemenu li {
    display: inline-block;
    list-style: none;
}

#sidemenu li a {
    color: #F5F5F5;
    text-decoration: none;
    font-size: 18px;
    position: relative;
}

#sidemenu li a::after {
    content: '';
    width: 0%;
    height: 3px;
    background: var(--sdm_li_a_after_bcg);
    position: absolute;
    left: 0;
    bottom: -6px;
    transition: 0.5s;
}

#sidemenu li a:hover::after {
    width: 100%;
}

.fa-bars {
    display: none;
}
.mode-small{
    display: none;
}
.mode{
    margin-right: 30px;
}
.mode i{
    padding: 20px 15px;
}
#theme-toggle{
    background-color: rgba(0, 0, 0, 0);
    color: #f5f5f5; /* Text color */
    border: none; /* Remove button border */
    cursor: pointer;
    border-radius: 10px;
}
#theme-toggle:hover{
    background-color: rgba(0, 0, 0, 0.6);
}
.header-text{
    
    font-size: 30px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.header-text h1{
    font-size: 60px;
    margin-top: 20px;
    color: var(--header_text_h1);
}
.header-text h1 span{
    color: var(--header_text_h1_span_col);
}
.header-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    align-items: center;
    margin-top: 150px;
}

.header-text {
    flex-basis: 60%;
}

.header-image {
    margin: 75px auto;
    max-width: 40%;
}

.header-image-small{
    display: none;
}
.header-image img{
    width: 100%;
    border-radius: 15px;
}

/*----------about--------*/
#about{
    padding: 80px 0;
    color: var(--about_col);
}
.row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}
.about-col-2  h1.sub-title{
    font-size: 34px;
    color: var(--about_col2_h1_sub_title_h2);
}
.about-col-2 h1.sub-title span{
    color: var(--about_col_2_h1_sub_title_span_col);
}
.about-col-2 p{
    font-size: 20px;
    font-family: 'Palanquin', sans-serif;
}
.about-col-2 p span{
    color: var(--about_col_2_p_span_col);
}
.about-col-1{
    flex-basis: 35%;
}
.about-col-1 img{
    width: 100%;
    border-radius: 15px;
}
.about-col-2{
    flex-basis: 60%;
}
.sub-title{
    font-size: 60px;
    font-weight: 600;
    color: #F5F5F5;
    font-family: 'Heebo', sans-serif;
}
.tab-titles{
    display: flex;
    margin: 20px 0 40px;
}
.tab-links{
    margin-right: 50px;
    font-size: 18px;
    font-weight: 500;
    cursor: pointer;
    position: relative;
}
.tab-links::after{
    content: '';
    width: 0;
    height: 3px;
    background: var(--tab_links_after_bcg);
    position: absolute;
    left: 0;
    bottom: -8px;
    transition: 0.5s;
}
.tab-links.active-link::after{
    width: 50%;
}
.tab-contents ul li{
    list-style: none;
    margin: 10px 0;
}
.tab-contents ul li span{
    color: #b54769;
    font-size: 14px;
}
.tab-contents{
    display: none;
}
.tab-contents.active-tab{
    display: block;
}

/*------beliefs-------*/
#beliefs{
    /* padding: 80px 0; */
    color: var(--beliefs_col);
}
.row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}
.beliefs-col-2 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}
.beliefs-col-2 p.beliefs-title{
    font-size: 28px;
    font-weight: 600;
    color: var(--beliefs_col_2_p_beliefs_title_col);
    font-family: 'Hind Siliguri', sans-serif;
}
.beliefs-col-2 p span{
    color: var(--beliefs_col_2_p_span_col);
}
.beliefs-col-2  h1.b-sub-title{
    font-size: 40px;
    align-items: center;
}
.beliefs-col-2 h1.b-sub-title span{
    text-transform: uppercase;
    
    color: var(--beliefs_col_2_h1_b_sub_title_col);
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 1.5px;
}
.beliefs-col-2 p{
    font-size: 20px;
    font-family: 'Palanquin', sans-serif;
}

.beliefs-col-1{
    flex-basis: 35%;
}
.beliefs-col-1 img{
    width: 100%;
    border-radius: 15px;
}
.beliefs-col-2{
    flex-basis: 60%;
}
.b-sub-title{
    font-size: 60px;
    font-weight: 600;
    color: #F5F5F5;
    font-family: 'Hind Siliguri', sans-serif;
}

/*-----skills------*/
#skills{
    /* padding: 80px -20px; */
    color: var(--skills_col);
    padding-top: 80px;
}
.row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
}
.skills-col-2 {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}
.skills-col-2  h1.s-sub-title{
    font-size: 40px;
    align-items: center;
}
.skills-col-2 h1.s-sub-title span{
    text-transform: uppercase;
    
    color: var(--skills_col_2_h1_s_sub_title_col);
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 1.5px;
}
.skills-col-2 p{
    font-size: 20px;
    text-align: left;
    align-self: flex-start;
    font-family: 'Palanquin', sans-serif;
}
.skills-col-2 p.skills-title{
    text-align: left;
    color: var(--skills_col_2_p_skills_title_col);
    align-self: flex-start;
    font-family: 'Hind Siliguri', sans-serif;
    text-decoration: none; /* Remove default underline */
    border-bottom: 2px solid var(--skills_col_2_p_skills_title_border_bottom); /* Add pink underline */
    
   
}

.skills-col-1{
    flex-basis: 35%;
}
.skills-col-1 img{
    width: 100%;
    border-radius: 15px;
}
.skills-col-2{
    flex-basis: 60%;
}
.s-sub-title{
    font-size: 60px;
    font-weight: 600;
    color: #a1aec0;
    font-family: 'Hind Siliguri', sans-serif;
}

/*-------experience------*/

#experience{
    padding-top: 80px;
    color: var(--exp_col);
    
}
.center-title {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 50px;
    text-align: center;
  }
.e-sub-title{
    font-size: 40px;
    align-items: center;
    text-transform: uppercase;
    font-family: 'Hind Siliguri', sans-serif;
    color: var(--e_sub_title_color);
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 1.5px;
}

.company{
    background-color: var(--company_bcg_col);
    border-radius: 15px;
    transition: 0.1s;
}

.company:hover{
    background-color: var(--company_hover_bcg_col);
}

.company-des{
    padding-left: 20px;
    padding-top: 20px;
    padding-bottom: 20px;
}

.e-row{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    align-items: center;
    margin-left: 20px;
    margin-right: 20px;
}
.experience-col-1, .experience-col-2 {
    display: flex;
    flex-direction: column;
    align-items: left;
    justify-content: center;
    text-align: center;
}

.experience-col-2 p{
    font-size: 20px;
    text-align: left;
    align-self: flex-start;
    font-family: 'Palanquin', sans-serif;
}
.experience-col-1 p{
    font-size: 20px;
    text-align: left;
    align-self: flex-start;
    font-family: 'Palanquin', sans-serif;
}

.experience-col-1{
    flex-basis: 45%;
}
.experience-col-1 img, .experience-col-2 img{
    /* width: 20%;
    border-radius: 10px;
    height: 10%; */
    margin-right: 20px;
    width: 50px; /* Set the desired size for the circular image */
    height: 50px;
    border-radius: 50%;
}
.experience-col-2{
    flex-basis: 45%;
}

.experience-col-1 p span, .experience-col-2 p span{
    color: #f5f5f5;
}

.logo-and-name{
    display: flex;
    align-items: center;
    padding-bottom: 20px;
}

.logo-and-name h2{
    font-weight: 400;
    text-decoration: none; /* Remove default underline */
    border-bottom: 2px solid var(--logo_and_name_h2_border_bottom);
    color: #f5f5f5;
    font-family: 'Hind Siliguri', sans-serif;
}

.time p{
    font-size: 14px;
    padding-bottom: 20px;
    text-align: left;
    font-family: 'Palanquin', sans-serif;
}

.visit-button {
    background-color: var(--visit_button_bcg_col);
    color: var(--visit_button_col);
    border: none;
    border-radius: 10px;
    padding: 8px 16px;
    font-size: 14px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 90%;
    align-self: center;
    margin-right: 20px;
  }
  
  .visit-button:hover {
    background-color: var(--visit_button_hover_bcg_col); /* Darker shade on hover */
    text-decoration: underline;
    color: #ebebeb;
  }

/*-------conclusion------*/
#conclusion {
    max-width: 100%;
    margin: 0 auto; /* This will center the element horizontally */
    display: flex;
    align-items: center;
    padding: 30px 0;
    padding-top: 100px; /* Adds a margin of 80px on both sides */
}

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

h2.conclusion-title {
    font-size: 28px;
    font-weight: 600;
    color: var(--h2_conc_title_col);
    font-family: 'Hind Siliguri', sans-serif;
}

h2.conclusion-title span {
    color: var(--h2_conc_title_span_col);
    font-weight: 600;
    font-family: 'Hind Siliguri', sans-serif;
}

p.conclusion-text {
    font-size: 20px;
    text-align: left;
    align-self: flex-start;
    font-family: 'Palanquin', sans-serif;
    color: var(--p_conc_text_col);
}

  
/*-----------services---------*/

#services{
    padding: 30px 0;
}
.services-list{
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    grid-gap: 40px;
    margin-top: 50px;
}
.services-list div{
    background: #262626;
    padding: 40px;
    font-size: 13px;
    font-weight: 300;
    border-radius: 10px;
    transition: background 0.5s, transform 0.5s;
}
.services-list div h2{
    font-size: 30px;
    font-weight: 500;
    margin-bottom: 15px;
}
.services-list div a{
    text-decoration: none;
    color: #a1aec0;
    font-size: 12px;
    margin-top: 20px;
    display: inline-block;
}
.services-list div:hover{
    background: #88D3D3;
    transform: translateY(-10px);
}
.services-list div i{
    font-size: 50px;
    margin-bottom: 30px;
}
/*-------portfolio---*/
#portfolio{
    padding: 50px 0;
}

/*-----contact-----*/
#contact {
    max-width: 100%;
    margin: 0 auto; /* This will center the element horizontally */
    display: flex;
    align-items: center;
    padding: 80px 30px; /* Adds a margin of 80px on both sides */
}
.center-title {
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 50px;
    text-align: center;
  }
.contact-title{
    font-size: 40px;
    align-items: center;
    text-transform: uppercase;
    font-family: 'Hind Siliguri', sans-serif;
    color: var(--contact_title_col);
    -webkit-text-fill-color: transparent;
    -webkit-text-stroke-width: 1.5px;
}
.c-row{
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
}
.contact-left{
    flex-basis: 60%;
}
.contact-right{
    flex-basis: 35%;
    align-items: flex-end;
}
.contact-right p{
    margin-top: 30px;
}
.contact-right p i{
    color: var(--contact_right_p_i_col);
    margin-right: 15px;
    font-size: 25px;
}
.contact-left form{
    width: 100%;
}
form input, form textarea{
    width: 100%;
    border: 0;
    outline: none;
    background: #262626;
    padding: 15px;
    margin: 15px 0;
    color: #a1aec0;
    font-size: 18px;
    border-radius: 6px;
}
form .btn2{
    padding: 14px 60px;
    font-size: 18px;
    margin-top: 20px;
    cursor: pointer;
}
.social-icons{
    margin-top: 30px;
}
.social-icons a{
    text-decoration: none;
    font-size: 30px;
    margin-right: 15px;
    color: #a1aec0;
    display: inline-block;
    transition: transform 0.5s;
}
.social-icons a:hover{
    color: var(--social_icons_a_hover_col);
    /* transform: translateY(-5px); */
}
.btn{
    display: block;
    margin: 50px auto;
    width: fit-content;
    border: 1px solid var(--btn_border);
    padding: 14px 50px;
    border-radius: 6px; 
    text-decoration: none;
    color: #f5f5f5;
    transition: background 0.5s;
}
.btn:hover{
    /* background: #3D76B8; */
    text-align: justify;
}
.btn.btn2{
    display: inline-block;
    background: var(--btn_btn2_bcg);
}
.btn.btn2:hover{
    background: var(--btn_btn_2_hover_bcg);
    text-align: justify;
}

/*-------copyright-----*/
#copyright{
    width: 100%;
    /* align-items: center; */
    /* padding: 25px 0; */
    background: #3d3d3d;
    font-weight: 300;
    margin-top: 20px;
}

p.copyright-text{
    font-size: 16px;
    color: #F5F5F5;
    font-family: 'Hind Siliguri', sans-serif;
    text-align: center;
}


/*-------css for small screen--------*/
nav .fas{
    display: none;
}


@media only screen and (max-width: 768px) {
    .nav ul li {
      margin: 10px 5px;
    }
    .mode{
        display: none;
    }
    .header-text {
        flex-basis: 100%;
        text-align: left;
        margin-bottom: 30px;
        
    }
    .header-section{
        flex-direction: column-reverse;
        align-items: center;
        /* margin-right: 30px;
        width: 80%; */
        
    }
    .header-text p{
        font-size: 20px;
        /* width: 80%; */
    }
    .header-text h1 {
        font-size: 40px;
        margin-top: 20px;
        width: 80%;
    }
    .header-image {
        position: relative;
        top: auto;
        right: auto;
        transform: none;
        width: 100%;
        max-width: none;
        margin: 0 auto;
        margin-bottom: 0;
        align-items: center;
        margin-left: 0px;
        
    }

    .header-image img{
        display: none;
    }

    .header-image-small{
        display: flex;
        margin-bottom: 20px;
    }

    .header-image-small img{
        border-radius: 15px;
    }
  
    .sub-title {
      font-size: 40px;
    }
    .row{
        flex-direction: column;
    }
    .about-col-1, .about-col-2{
        flex-basis: 100%;
    }
    .about-col-1{
        margin-bottom: 30px;
    }
    .about-col-2{
        font-size: 14px;
    }
    #beliefs{
        padding: 0, 0;
    }
    .beliefs-col-1{
        margin-bottom: 20px;
    }
    .beliefs-col-1 img{
        width: 75%;
        border-radius: 15px;
        margin-left: 10%;
        
    }
    .beliefs-col-2{
        font-size: 14px;
        margin-left: 0;
    }
    .b-sub-title{
        font-size: 40px;
        align-self: flex-start;
    }
    .skills-col-1{
        margin-bottom: 20px;
    }
    .skills-col-1 img{
        width: 75%;
        border-radius: 15px;
        margin-left: 10%;
        
    }
    .skills-col-2{
        font-size: 14px;
    }
    .s-sub-title{
        font-size: 40px;
        align-self: flex-start;
        margin-left: 40px;
    }

    .e-row{
        flex-direction: column;
    }

    .experience-col-2, .experience-col-1{
        font-size: 14px;
    }
    .experience-col-1{
        margin-bottom: 30px;
    }
    .e-sub-title{
        font-size: 40px;
        align-self: flex-start;
        margin-left: 10px;
    }

    .visit-button{
        width: 50%;
    }
    
    .c-row{
        flex-direction: column-reverse;
    }
  
    .tab-links {
      margin-right: 20px;
      font-size: 16px;
    }
    .contact-left, .contact-right{
        flex-basis: 100%;
    }
  
    .tab-contents ul li {
      font-size: 12px;
    }
  
    .services-list div {
      padding: 20px;
      font-size: 10px;
    }

    nav .fas{
        display: block;
        font-size: 25px;
    }

    nav ul{
        background: #262626;
        position: fixed;
        top: 0;
        right: -200px;
        width: 200px;
        height: 100vh;
        padding-top: 50px;
        z-index: 2;
        transition: right 0.5s;
    }

    nav ul li{
        display: block;
        margin: 25px;
    }

    nav ul .fas{
        position: absolute;
        top: 25px;
        left: 25px;
        cursor: pointer;
    }

    .logo-text {
        display: none;
    }
    
    #sidemenu {
        display: flex;
        flex-direction: column;
        top: 0;
        align-items: flex-start;
        justify-content: flex-start;
        right: -200px;
    }
    
    .fa-bars {
        display: block;
        font-size: 25px;
        cursor: pointer;
        margin-right: 20px;
    }
    .mode-small {
        display: block;
        font-size: 25px;
        cursor: pointer;
        
    }
    .mode{
        display: none;
    }

}

/*----reveal-------*/
.reveal{
    position: relative;
    transform: translateY(50px);
    opacity: 0;
    transition: 2s all ease;
  }
  .reveal.active{
    transform: translateY(0);
    opacity: 1;
  }


  /* .mode-toggle {
    padding: 10px 20px;
    font-size: 16px;
    background-color: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}

.mode-toggle:hover {
    background-color: #45a049;
}

.mode-toggle:focus {
    outline: none;
} */