@import url('https://fonts.googleapis.com/css2?family=Inter:wght@100;200;400;500;600;700&display=swap');


:root {
    --primary-color: #6366F1;
    --accent-color: #3f83f8;
    --text-color: #333333;
    --link-color: #2563eb;
    --background-color: #ffffff;
    --light-gray: #f0f0f0;
    --gray: #808080;
    --dark-gray: #555;
}

* {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    text-decoration: none;
}
.roboto-black {
  font-family: "Roboto", sans-serif;
  font-weight: 900;
  font-style: normal;
}
body{
    height: 100vh;
    text-align: center;
    background-color: var(--background-color);
    padding: 0.1rem;
    overflow-x: hidden;
}
::-webkit-scrollbar {
  display: none; /* Safari and Chrome */
}
/* .header{
    border: 1px solid black;
} */
header{
  border-bottom: 1px solid #b3b3b4;
}
.header-content{
    width: 80%;
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .7rem;
    /* border: 1px solid black; */
    z-index: 55;
}

.logo{
    display: flex;
    align-items: center;
    font-size: 2rem;
    font-weight: bold;
    color: var(--text-color);
    text-decoration:none ;
    gap: 0.625rem;
}
.logo-img{
  width: 4rem;
  border-radius: 20%;
}
.nav{
  width: 900px;
  /* border: 1px solid black; */
  display: flex;
  flex-direction: row;
  justify-content: center;
  justify-content: space-around;
}
.img-container img{
  border-radius: 50%;
}
.nav a{
  display: flex;
  justify-content: center;
  align-items: center;
  width: 130px;
  height: 35px;
  background-color:black;
  border: 3px solid rgb(255, 255, 255);
  border-radius: 5px;
  color: rgb(255, 255, 255);
  font-size: 15px;
  text-decoration: none;
  font-weight: 900;
}
.nav a:hover{
  transform: scale(0.97);
  color: white;
  background-color: blue;
}
.contact{
  display: flex;
  justify-content: center;
  align-items: center;
  /* padding: 10px; */
  width: 110px;
  height: 35px;
  color: #ffffff;
  border-radius: 5px;
  /* color: white; */
  font-size: 17px;
  text-decoration: none;
  border: 2px solid white;
  width: 130px;
  font-size: 15px;
  font-weight: 700;
}
.contact:hover{
  /* color:var(--primary-color); */
  background-color: #4022c7;
  transform: scale(0.95);
}
.nav-mobile{
  display: none;
}
.mobile-header{
  display: none;
}
.menu-button{
  display: none;
}
.mobile-logo{
  display: none;
}
.logo-img-mobile{
  width: 30px;
  border-radius: 10px;
}

body.open{
  background-color: #000000b6;
}
.mobile-header.open{
   left: 0;
}

.logo-text{
  font-size: 17px;
  font-weight: 800;
  text-align: left;
  font-family: "Roboto", sans-serif;
}
.mobile-nav a{
  display: none;
}

@media(max-width:1350px){
  .header-content{
    display: none;
  }
  .nav-mobile{
    display: block;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    align-items: center;
    border-bottom: 1px solid #6366F1;
    height: 70px;
    z-index: 55;
  }
  .menu-button{
    display: block;
    border: none;
    background-color: white;
    cursor: pointer;
  }
  .mobile-logo{
    display: block;
  }
   .mobile-nav{
    /* display: flex; */
    width: 300px;
    border: 1px solid black;
    height: 500px;
    flex-direction: column;
    /* gap: 20px; */
    position: fixed;
    top: 50px;
    left: 100px;
    background-color: #1b1b1b;
    z-index: 9999;
    display: none;
    justify-content: center;
    /* align-items: center; */

   }
   .mobile-nav a{
    display: flex;
    justify-content: center;
    align-items: center;
    text-decoration: none;
    padding-top: 30px;
    /* border-bottom: 1px solid white; */
    font-size: 20px;
    color: white;
   }
   .mobile-nav a:hover{
    background-color: white;
    color: #1b1b1b;

   }
}

.close{
  width: 40px;
  margin: auto;
}
.mobile-nav.active{
  display: flex;
}
@media(max-width:460px){
  .mobile-nav{
    width: 100%;
    position: fixed;
    /* top: 0; */
    left: 0;
  }
}
.hero-section{
  height: 70vh;
  width: 100%;
  padding: 20px;
  /* border: 2px solid black; */
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
  justify-content: space-evenly;
  align-self: center;
}

.hero-content{
  /* border: 2px solid purple; */
  width: 30%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: start;
  font-size: 30px;

}

/* ---------------------------------------- */
/* .carousel{
  width: 30%;
  height: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  overflow: hidden;
} */

/* .carousel-inner{
  display: flex;
  justify-content: center;
  align-items: center;
  width: 80%;
  overflow: hidden;
  transition: transform 0.5s ease;
} */

.carousel-inner{
  /* border: 1px solid black; */
  width: 400px;
  height: 400px;
  overflow: hidden;
  border-radius: 20px;
}


@media(max-width:500px){
  .carousel-inner{
    /* border: 1px solid black; */
    width: 200px;
    height: 200px;
    overflow: hidden;
    border-radius: 20px;
  }
}
/* .carousel-item {
  min-width: 100%;
  box-sizing: border-box;
}
.carousel-item img {
  width: 100%;
} */

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


@keyframes slideInLeft {
  0% {
      opacity: 0;
  }
  100% {
      opacity: 1;
  }
}

@keyframes slideInRight {
  0% {
      opacity: 0;
  }
  100% {
      opacity: 1;
  }
}
#hero-content-p1{
  color: #2903cf;
  text-align: start;
  font-size: 15px;
  font-weight: 700;
  
}
#hero-content-heading{
  /* text-shadow:2px 2px 2px #333333; */
  font-size: 45px;
  text-align: left;
  font-weight: 900;
  font-family: "Roboto", sans-serif;
}
.hero-content-p2{
  font-size: 19px;
  color: #555;
  text-align: left;
}
.hero-image{
  /* border: 1px solid black; */
  display: flex;
  justify-content: center;
  align-items: center;
}
.img{
  height: 380px;
  width: 380px;
  overflow: hidden;
  border-radius: 20px;
}
.hero-register{
  background-color: #6366F1;
  border: none;
  width: 100px;
  height: 35px;
  color: white;
  font-size: 15px;
  border-radius: 5px;
}
.hero-register:hover{
  background-color: #4022c7;
}
.hero-contact{
  background-color: #808080;
  border: none;
  width: 100px;
  height: 35px;
  color: white;
  font-size: 15px;
  border-radius: 5px;
}
.hero-contact:hover{
  background-color: #555;
}

.about-section{
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;

}
.about-conference{
  width: 50%;
}
.about-c-h{
  color: #4144e7;
  
}
body{
   /* background: rgb(0,0,0);
  background: radial-gradient(circle, rgba(0,0,0,1) 0%, rgba(0,27,220,1) 53%, rgba(30,30,30,1) 100%); */
  background-color: #ffffff;
  /* background-color: rgba(0, 0, 0, 0.858); */
  /* backdrop-filter: blur(10px)saturate(150%);; blur effect */
  
}
.about-c-p{
  font-size: 15px;
  color: #000000;
  text-align: justify;
  text-justify: inter-word;
}
.heading-index-spectrum{
  font-size: 3em; /* Adjust font size as desired */
  font-weight: bold;
  background: linear-gradient(90deg, red, orange, yellow, green, indigo, violet);
  background-size: 200% 100%; /* Adjust to make it look continuous */
  -webkit-background-clip: text;
  color: transparent;
  animation: rainbow 3s linear infinite;
}

@keyframes rainbow {
  0% { background-position: 0% 50%; }
  100% { background-position: 100% 50%; }
}
@media(max-width:1150px){
  .hero-section{
    display: flex;
    flex-direction: column;
    width: 95%;
    /* border: 1px solid black; */
    height: auto;
  }
  .heading-index-spectrum{
    font-size: 3em; /* Adjust font size as desired */
    font-weight: bold;
    background: linear-gradient(90deg, red, orange, yellow, green, indigo, violet);
    background-size: 200% 100%; /* Adjust to make it look continuous */
    -webkit-background-clip: text;
    color: transparent;
    animation: rainbow 3s linear infinite;
  }
  
  @keyframes rainbow {
    0% { background-position: 0% 50%; }
    100% { background-position: 100% 50%; }
  }
  .hero-content{
    width: 80%;
    padding-bottom: 50px;
    /* border: 1px solid black; */
  }
  .hero-image{
    width: 80%;
  }
  .about-section{
    width: 100%;
    /* border: 1px solid black; */
  }
  .about-conference{
    width: 95%;
    /* border: 1px solid black; */
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
  }
  .about-c-h{
    width: 70%;
  }
  .about-c-p{
    width: 85%;
    text-align: left;
    text-align: justify;
    text-justify: inter-word;
  }
}
h1{
  color: rgb(0, 0, 0);
}
h2{
  color: rgb(0, 0, 0);
}
.rainbow-text {
  /* font-size: 25px; */
  font-weight: bold;
  background: linear-gradient(45deg, red, orange, yellow, green, cyan, blue, violet);
  -webkit-background-clip: text;
  color: transparent; /* Makes the text itself transparent */
  animation: blink 0.5s infinite alternate;
}

@keyframes blink {
  0% {
    opacity: 1; /* Fully visible */
  }
  100% {
    opacity: 0; /* fully invisible */
  }
}

footer{
  width: 100%;
  height: 200px;
  background-color: #000000;
  display: flex;
  justify-content: center;
  align-items: center;
  justify-content: space-between;
  bottom: 0;
  flex-direction: column;

}
.main-footer-div{
  padding-top: 50px;
  display: flex;
  width: 70%;
  justify-content: space-between;
}
.address{
  color: white;
  text-align: left;
}
.email{
  color: white;
}
@media(max-width:874px){
  footer{
    display: flex;
    flex-direction: column;
    height: 300px;
  }
  .address-div{
    width: 70%;
  }
}
@media(max-width:650px){
  .main-footer-div{
    display: flex;
    flex-direction: column;
  }
}
main{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  width: 100%;
}

.organising-comitee ul li{
  text-align: left;
}
.advisory-comitee ul li{
  text-align: left;
}

@media(max-width:650px){
  .organising-comitee{
    width: 80%;
  }
  .advisory-comitee{
    width: 80%;
  }
}
.topics{
  /* border: 1px solid black; */
  width: auto; 
  display: flex;
  align-items: center;
  justify-content: center;
}
/* .ul{
  border: 1px solid black;
  text-align: center;
} */
.ul li{
  text-align: left;
}

.call-for-paper{
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}
.submit-paper{
  /* border: 2px solid black; */
  width: 40%;
  border-radius: 5px;
  height: 50px;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  background-color: #000000;
  color: rgb(255, 255, 255);
}
.submit-paper:hover{
  transform: scale(0.97);
}

.submit-link{
  color: #ffffff;
}
@media(max-width:950px){
  .call-for-paper{
    width: 80%;
  }
}
@media(max-width:545px){
    #registration-dates-para{
    padding-top: 50px;
  }
}
@media(max-width:430px){
  #registration-dates-para{
  padding-top: 100px;
}
}

/* .indian ul li{
  text-align: left;
} */
.foreign ul li{
  text-align: left;
}
@media(max-width:360px){
  .registrations{
    width: 80%;
  }
  .hero-content-p2{
    font-size: 12px;
  }
}
@media(max-width: 375px){
  footer{
    height: 400px;
  }
}
.register{
  /* border: 1px solid black; */
  height: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 5px;
  color: white;
  background-color: #4a4ce9;
}
.register:hover{
  transform: scale(0.97);
}
.body-main{
  width: 80%;
  height: 100%;
  padding-bottom: 40px;
  padding-top: 40px;
  gap: 30px;
  /* border: 1px solid black; */
  display: flex;
  flex-wrap:wrap;
  justify-content: center;
  align-items: center;
  justify-content: space-evenly;
}

.speaker{
  width: 250px;
  height: 330px;
  /* border: 1px solid black; */
  background-color: #555555;
  border-radius: 10px;
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
.speaker-img{
  width: 80%;
  height: auto;
  overflow: hidden;
  border-radius: 10px;
}
.speaker-p{
  color: white;
}

.table{
  margin: 40px;
  /* border: 1px solid black; */
  height: auto;
  max-height: 300px;
  width: 80%;
  display: flex;
  flex-direction: column;
}

.row{
  border: 1px solid rgb(0, 0, 0);
  height: 100%;
  display: flex;
  flex-direction: row;
  /* background-color: #000000; */
}
.col1{
  /* border: 1px solid black; */
  width: 60%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  font-size: 17px;
}
.col2{
  /* border: 1px solid black; */
  width: 40%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  /* color: white; */
  font-size: 17px;
}

.cards-cont-index{
  border: 1px solid black;
  width: 80%;
  margin: auto;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;

}
.heading-index{
  color: #4a4ce9;
  padding: 20px;
}
.heading-index-spectrum{
  font-weight: 900;
}
.index-para{
  color: #4a4ce9;
  font-weight: 900;
}
.img-container{
  /* border: 1px solid black; */
  width: 80%;
  height: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: row;
  margin-bottom: 70px;
  justify-content: space-evenly;
  flex-wrap: wrap;
}
.img-container img{
  /* border: 1px solid black; */
  height: 100px;
  width: 100px;
  margin: 10px;
  border-radius: 10px;

}
.india-table{
  border: 1px solid rgb(0, 0, 0);
  width: 80%;
  /* height: 400px; */
}
.foreign-table{
  border: 1px solid rgb(0, 0, 0);
  width: 80%;
}
.india-table-row{
  border: 1px solid rgb(0, 0, 0);
  height: 50px;
  display: flex;
  flex-direction: row;
  align-items: center;
  align-items: center;
}
.india-table-row p{
  /* border: 1px solid black; */
  width: 100%;
}
@media(max-width:640px){
  .india-table-row{
    height: 90px;
  }
}
/* body{
  background: rgb(0,0,0);
background: radial-gradient(circle, rgba(0,0,0,1) 0%, rgba(0,208,220,1) 53%, rgba(30,30,30,1) 100%);
} */
.img-container img{
  border-radius: 50%;
  background-color: white;
  padding: 5px;
}
.logo-img{
  border: 3px solid blue;
}
.menu-icon{
  width: 40px;
  border: 3px solid blue;
  /* background-color: rgba(0, 0, 255, 0.343); */
}
.blink {
  animation: blink-animation 1s steps(2, start) infinite;
}

@keyframes blink-animation {
  to {
    visibility: hidden;
  }
}
.media{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  justify-content: space-evenly;
  /* border: 1px solid black; */
  width: 400px;
  height: 150px;
}

.bank-details{
  border: 2px solid black;
  width: auto;
  height: auto;
  padding: 50px;
  /* color: white; */
  /* background-color: black; */
  display: flex;
  justify-content: center;
  align-items: center;
}
.inner-cont{
  /* border: 1px solid white; */
  text-align: left;
}
.inner-cont p{
  font-weight: 800;
  font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
}
@media(max-width: 595px){
  .bank-details{
    width: 80%;
  }
}
.ggleform{
  border: 1px solid black;
  color: white;
  background-color: black;
  padding: 18px;
  border-radius: 5px;
  font-weight: 900;
  text-decoration: none;
  font-size: 17px;
}
.ggleform:hover {
  transform: scale(0.97);
  color: white;
  background-color: blue;
}
.main-contact{
  width: 100%;
  height: 60vh;
}
.contact-details-cont{
  margin-bottom: 60px;
  margin-top: 30px;
  width: 50%;
  border: 2px solid black;
  height: auto;
  padding: 20px;
  font-size: 18px;
  font-weight: 800;
}

.schedule a{
  font-weight: 600;
  text-decoration: none;
  color: white;
}
.schedule{
  background-color: #2903cf;
  padding: 10px;
  border: none;
  border-radius: 10px;
}
.schedule:hover{
  transform: scale(0.91);
}