* {
  margin: 0;
  padding: 0;
}
nav{
    display: flex;
    justify-content:space-between;
    align-items: center;
    background-color:#FFFFFF;
    padding:23.5px 115.5px ;
}
.nav-ul{
    display: flex;
  list-style: none;
  gap: 24px;
  font-size:16px;
  font-family: "arimo", sans-serif;
}
a {
  text-decoration: none;
  color: #585858;
}
.nav-button{
  height :38px;
   width: 160px;
 background-color: #1D4ED8;
 border-radius: 10px;
 color:white;
 border: none;  
  cursor: pointer; 
}
.nav-button:hover{
    background:#232F72;
    color:white;
}
#header-button{
    height: 55px;
    width:220px;
    background-color: #1D4ED8;
    color: white;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    position: relative;
    top:340px;  
    font-size: 18px;    
    font-weight: 600;
}
#header-button:hover{
    background:#232F72;
    color:white;
}
.header-button-parent{
    display: flex;
    justify-content: center;
    
}
header {
  background-image:
     linear-gradient(
        to right,
        rgba(0,0,0,.70) 0%,
        rgba(0,0,0,.50) 35%,
        rgba(0,0,0,.25) 65%,
        rgba(0,0,0,0) 100%
    ),
    url('./assets/banner.jpg');
    height:100vh;
    background-repeat: no-repeat;
     background-size: cover;
     background-position: center;
     display: grid;
     justify-content: center;
      align-items: center; 
}
div h1{
  max-height: fit-content;
    font-family: "Inter", sans-serif;
    font-size:80px;
    font-weight: 959;
    height: 95;
    color: #FFFFFF;
   margin-bottom:14px;
}
.hero-text {
    color: #E6E6E7;
    font-size: 22px;
    text-align: center;   
}
.header-container{
  position: relative;
    top: -150px;
}
/* meet-the-speaker css */
  .meet-the-speaker-parent{
    text-align: center;
    max-width:1400px;
    margin:auto;
    padding: 60px 80px 80px;
}
#speaker{
    text-align: center;
    font-size: 56px;
    font-weight: 700;
    font-family: "Inter", sans-serif;
    margin-bottom: 50px;
    font-weight: 700;
}
.box-container{
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 35px;
}
.box{
    border: 1px solid #E5E7EB;
    border-radius: 12px;
    overflow: hidden;
    text-align: left;
}
.box img{
    width: 100%;
    display: block;
}

.box h6{
     margin: 20px 20px 8px;
     color: #2563EB;
     font-size:12px;
     font-weight: 600;
     font-family: "Inter", sans-serif;
}

.box h3{
    margin: 0 20px 10px;
     color: #0D1B2A;
     font-size: 20px;
     font-weight: 700;
     font-family: "Inter", sans-serif;
}

.box p{
   margin: 0 20px 20px;
     color:#575757 ;
     font-size: 14px;
     font-weight: 400;
font-family: "Inter", sans-serif;
}
/* secure your spot pattern section */
.card-ul {
    padding-left: 20px;
}

.card li {
    margin-bottom: 10px;
}
.card-container{
     display: grid;
     /* justify-content: space-between; */
     align-items: center;
    grid-template-columns: repeat(3, 1fr);
    gap:24px;
    width: 1160px;
     margin: 0 auto;
}

.secure-your-spot-parent{
    max-width:1400px;
    margin:auto;
    padding:80px;
     text-align: center;
      min-height: 700px;
      padding:32px 32px;
}


.fisrt-cls-1{
    font-size:48px;
    font-weight: 700;
    font-family: "Inter", sans-serif;
    color:#0D1B2A;
    margin-bottom:16px;
}

.fisrt-cls-2{
    font-size:16px;
    font-weight:400;
    font-family: "Inter", sans-serif;
    color:#575757;
     margin-bottom:60px;

}
.card{
    border:1px solid #E5E7EB;
    border-radius: 12px;
    overflow: hidden;
    text-align: left;
     padding:32px 32px;
     /* padding:40px; */
    display:flex;
    flex-direction:column;
    justify-content: center;

}
.pro-card{
    border:1px solid #0D1B2A;
    border-radius: 12px;
    overflow: hidden;
    text-align: left;
     padding:32px 32px;
     /* padding:40px; */
    display:flex;
    flex-direction:column;
    justify-content: center;
    background:#0F1C2E;
    /* color:white; */
}

.first{
     
     color: #888888;
     font-size:13px;
     font-weight: 600;
     font-family: "Inter", sans-serif;
}
.second{
     
     color: #0D1B2A;
     font-size:44px;
     font-weight: 700;
     font-family: "Inter", sans-serif;
}

.third{
     
     color: #888888;
     font-size:13px;
     font-weight: 400;
     font-family: "Inter", sans-serif;
}
.card-ul li{
     
     color: #333333;
     font-size:14px;
     font-weight: 400;
     font-family: "Inter", sans-serif;
}
.card-ul li::marker {
    color: #2563EB;
}
.pro-card-ul li::marker {
    color: #2563EB;
}
.card-class-btn-1:hover,
.card-class-btn-3:hover{
    background:#232F72;
    color:white;
}


.pro-card-class-btn-2:hover{
    background:#232F72;
    color: white;
}
.card-class-btn-1{
background-color: white;
    width: 100%;
    height: 56px;
    border-radius: 10px;
    font-weight: 600;
    font-size:14px;
    color: #2563EB;;
    border: 2px solid #2563EB;;
    cursor: pointer;
    font-family: "Inter", sans-serif;
    margin-top: 20px;
}


.pro-card-class-btn-2{
     width: 100%;
    height: 56px;
    background-color: #2563EB;
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    font-family: "Inter", sans-serif;
    cursor: pointer;
    margin-top: 20px;
}

.card-class-btn-3{
background-color: white;
    width: 100%;
    height: 56px;
    border-radius: 10px;
    font-weight: 600;
    font-size:14px;
    color: #0D1B2A;;
    border: 2px solid #0D1B2A;;
    cursor: pointer;
    font-family: "Inter", sans-serif;
    margin-top: 20px;
}

.pro-card .pro-first{
     color: #93C5FD;
     font-size:13px;
     font-weight: 600;
     font-family: "Inter", sans-serif;
}
.pro-card .pro-second{
     
     color: #FFFFFF;
     font-size:44px;
     font-weight: 700;
     font-family: "Inter", sans-serif;
}
.pro-card .pro-third{
     color:#777F87;
     font-size:13px;
     font-weight: 400;
     font-family: "Inter", sans-serif;
}
.pro-card .pro-card-ul li{
    color: #CFD1D4;
     font-size:14px;
     font-weight: 400;
     font-family: "Inter", sans-serif;
}
.pro-card hr{
    border-top:1px solid rgba(255,255,255,.15);
}
hr{
    margin: 24px 0;
    border: none;
    border-top: 1px solid #E5E7EB;
}

/* ==========================
   Hackathon Section
========================== */

.hackathon{
    padding:100px 0;
    background:linear-gradient(135deg,#0d1117,#161b22,#1f2937);
}

.hackathon-container{
    width:1160px;
    margin:auto;
}

.hackathon-heading{
    text-align:center;
    margin-bottom:60px;
   font-family: "Inter", sans-serif;
   font-size:48px;
   font-weight: 700;
   color:#0D1B2A;
}


.hackathon-heading h2{
    font-family: "Inter", sans-serif;
    font-size:42px;
    color:#ffffff;
    margin-bottom:18px;
}

.hackathon-heading p{
    font-size:18px;
    color:#888888;
    width:700px;
    margin:auto;
    line-height:30px;
    font-family: "Inter", sans-serif;
}

.hackathon-cards{
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
    margin-bottom:60px;
}

.hackathon-card{
    background:#ffffff;
    border-radius:18px;
    padding:35px;
    transition:0.3s;
}

.hackathon-card:hover{
    transform:translateY(-8px);
}

.hackathon-card h3{
    font-size:24px;
    margin-bottom:18px;
    color:#111827;
    font-family: "Inter", sans-serif;
}

.hackathon-card p{
    color:#4b5563;
    line-height:28px;
    font-family: "Inter", sans-serif;
}

.hackathon-footer{
    background:#ffffff;
    border-radius:20px;
    padding:40px;
    display:flex;
    justify-content:space-between;
    align-items:center;
}

.prize-box h3{
    color:#2563eb;
    margin-bottom:10px;
    font-family: "Inter", sans-serif;
}

.prize-box h1{
    font-size:52px;
    color:#111827;
    margin-bottom:10px;
    font-family: "Inter", sans-serif;
}

.prize-box p{
    color:#6b7280;
    font-family: "Inter", sans-serif;
}

.join-btn{
    background:#2563eb;
    color:#ffffff;
    text-decoration:none;
    padding:18px 40px;
    border-radius:10px;
    font-weight:600;
    transition:0.3s;
    font-family: "Inter", sans-serif;
}

.join-btn:hover{
    background:#232F72;
    color: white;
}

/* ==========================
   Responsive
========================== */

@media(max-width:1200px){

.hackathon-container{
    width:90%;
}

.hackathon-heading p{
    width:100%;
}

}

@media(max-width:768px){

.hackathon-cards{
    grid-template-columns:1fr;
}

.hackathon-footer{
    flex-direction:column;
    text-align:center;
    gap:30px;
}

.prize-box h1{
    font-size:42px;
}

}
/* footer section start */
.container{
    background:#0D1B2A;
    padding:40px 80px 20px;
    color:white;
}

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

.footer-left img{
    width:130px;
    margin-right: 10px;
}

.footer-right{
    text-align:right;
    font-family: "Inter", sans-serif;

}

.footer-right a{
    margin-left:10px;
}

.footer-right img{
    width:20px;
    margin-right: 12px;
}

.container hr{
    margin:20px 0;
    border:1px solid #555;
}

.container p{
    text-align:center;
    font-size:14px;
    font-family: "Inter", sans-serif;
}