body {
      margin: 0;
      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;

      line-height: 1.6;
    }

    /* Default header styles (desktop) */
header {
  background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), url('hero-bg.avif') no-repeat center center/cover;
  color: #fff;
  height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 0 20px;
}

header h1 {
  font-size: 3rem;
  margin-bottom: 10px;
}

header p {
  font-size: 1.6rem;
  line-height: 1.1;
  margin-bottom: 5px;
}

/* Mobile responsive */
@media (max-width: 768px) {
  header {
    height: auto; /* auto height for mobile */
    padding: 40px 15px;
  }

  header h1 {
    font-size: 2rem; /* smaller font for mobile */
  }

  header p {
    font-size: 1rem;
    line-height: 1.3;
  }

  .register-btn {
    padding: 12px 25px;
    font-size: 1rem;
  }
}

/* Extra small devices */
@media (max-width: 480px) {
  header h1 {
    font-size: 1.5rem;
  }

  header p {
    font-size: 0.9rem;
  }

  .register-btn {
    padding: 10px 20px;
    font-size: 0.9rem;
  }
}


    .btn {
      background: #007bff;
      color: #fff;
      padding: 10px 20px;
      border-radius: 25px;
      text-decoration: none;
    }

    section {
      padding: 10px 20px;
      max-width: 1100px;
      margin: auto;
    }
.register-btn {
  background: #007bff;
  color: #fff;
  padding: 15px 35px;
  border-radius: 30px;
  font-size: 1.2rem;
  font-weight: bold;
  text-decoration: none;
  display: inline-block;
  animation: zoomInOut 1.5s infinite;
  transition: background 0.5s;
}

.register-btn:hover {
   background: #fff;
  color: #000;
  border: 1px solid #007bff;
}

@keyframes zoomInOut {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.15); }
  100% { transform: scale(1); }
}

    h2, h3 {
      color: #007bff;
    }

    h2 {
      font-size: 2rem;
      text-align: center;
      margin-bottom: 20px;
    }

    h3 {
      font-size: 1.4rem;
      margin-bottom: 15px;
    }

    p {
      font-size: 1.2rem;
    }

    .about p {
      text-align: justify;
    }

    .schedule, .speakers, .testimonials, .faq, .why-attend, .gallery {
      display: grid;
      gap: 20px;
    }

    .schedule div, .speakers div, .testimonials div, .faq div, .why-attend div {
      background: #f9f9f9;
      padding: 20px;
      border-radius: 10px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
      opacity: 0;
      transform: translateY(30px);
      transition: all 0.6s ease-out;
    }


.fullform{
    font-size: 12px !important;
}

/* About content start */
.about-content {
  background: white;
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 5px 30px rgba(0,0,0,0.08);
  font-size: 1.1rem;
  line-height: 1.8;
  text-align: justify;
  margin-bottom: 20px;
  transition: all 0.4s ease; /* unified transition */
}

.about-content:hover {
  transform: scale(1.02);
  box-shadow: 0 15px 50px rgba(102,126,234,0.3);
}

/* About content end */
/* Schedule */
    /* Schedule Section */
#schedule {
  padding: 70px 20px;
  max-width: 1000px;
  margin: auto;
}

.schedule {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.schedule h3 {
  margin: 25px 0 10px;
  font-size: 1.4rem;
  color: #444;
  border-left: 4px solid #667eea;
  padding-left: 10px;
}

.schedule-item {
  background: white;
  padding: 15px 20px;
  border-radius: 8px;
  border-left: 4px solid #667eea;
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
  transition: all 0.3s ease;
  cursor: pointer;
}

.schedule-item:hover {
  transform: translateX(8px);
  background: linear-gradient(135deg, #f0f4ff, #ffffff);
  box-shadow: 0 8px 20px rgba(102,126,234,0.2);
}

.schedule-item.break {
  text-align: center;
  background: #fdf5e6;
  border-left: 4px solid #ff9800;
  font-style: italic;
  font-weight: bold;
}

    .speakers {
      display: flex;
      justify-content: center;
      gap: 30px;
      margin-bottom: 40px;
      flex-wrap: wrap;
    }

    .speaker {
      flex: 0 1 220px;
      text-align: center;
      padding: 15px;
      border: 2px solid transparent;
      border-radius: 12px;
      transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
      /* cursor: pointer; */
    }

    .speaker img {
      width: 150px;
      height: 150px;
      border-radius: 50%;
      object-fit: cover;
      margin-bottom: 10px;
      transition: transform 0.3s;
    }

    .speaker:hover {
      transform: scale(1.05);
      border-color: #007bff;
      box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
    }

    .speaker:hover img {
      transform: scale(1.1);
    }

    .contact-venue {
      display: flex;
      justify-content: space-between;
      gap: 40px;
      margin-bottom: 30px;
      flex-wrap: wrap;
    }

    .contact-info, .venue-info {
      flex: 1;
      min-width: 300px;
      background: #f9f9f9;
      padding: 20px;
      border-radius: 12px;
      transition: transform 0.4s ease, box-shadow 0.4s ease;
      transition: all 0.3s ease;
    }

    .contact-info h3, .venue-info h3 {
      margin-bottom: 15px;
    }

    .contact-info ul, .venue-info ul {
      list-style: none;
      padding: 0;
    }

    .contact-info li, .venue-info li {
      margin-bottom: 10px;
    }
    .contact-info:hover {
  transform: scale(1.05);
      box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
      border: 2px solid #007bff;
}
.venue-info:hover {
  transform: scale(1.05);
      box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
      border: 2px solid #007bff;
}
    .venue-map {
      text-align: center;
      margin-top: 20px;
    }

    .venue-map img {
      width: 100%;
      max-width: 700px;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0,0,0,0.15);
      transition: transform 0.4s ease, box-shadow 0.4s ease;
    }

    .venue-map img:hover {
      transform: scale(1.05);
      box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
      border: 2px solid #007bff;
    }

    .faq div, .schedule-item {
      border-left: 4px solid #007bff;
      padding-left: 12px;
      background: #f9f9f9;
      border-radius: 6px;
      margin-bottom: 10px;
    }

    /* .sponsors {
      display: flex;
      justify-content: center;
      gap: 20px;
      flex-wrap: wrap;
      margin-top: 30px;
      transition: transform 0.3s, box-shadow 0.3s;
    }

    .sponsor-card {
      background: #f8f9fa;
      border: 2px solid #e0e0e0;
      border-radius: 12px;
      padding: 20px 30px;
      font-size: 1.1rem;
      font-weight: bold;
      color: #333;
      text-align: center;
      min-width: 160px;
      transition: transform 0.3s, box-shadow 0.3s;
      cursor: pointer;
    }

    .sponsor-card:hover {
      transform: scale(1.1);
      box-shadow: 0 6px 15px rgba(0,0,0,0.15);
      border-color: #007bff;
      background: #ffffff;
    } */

    /* new css sponsor start */
    #sponsors {
  text-align: center;
  padding: 60px 20px;
  background-color: #f9f9f9;
}

#sponsors h2 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: #222;
}

    #supportedby {
  text-align: center;
  padding: 60px 20px;
  background-color: #f9f9f9;
  margin-top: 30px;
}

#supportedby h2 {
  font-size: 2rem;
  margin-bottom: 30px;
  color: #222;
}


/* Existing style + image support */
.sponsors {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
}
.sponsors {
  display: flex;
  justify-content: center;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
}

.sponsor-card {
  background: #f8f9fa;
  border: 2px solid #e0e0e0;
  border-radius: 12px;
  padding: 20px 25px;
  font-size: 1.1rem;
  font-weight: bold;
  color: #333;
  text-align: center;
  min-width: 160px;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s, background 0.3s;
  cursor: pointer;
  text-decoration: none;
}

.sponsor-card img {
  width: 90px;
  height: auto;
  margin-bottom: 10px;
  transition: transform 0.3s ease;
}

.sponsor-card:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 15px rgba(0,0,0,0.15);
  border-color: #007bff;
  background: #ffffff;
}

.sponsor-card:hover img {
  transform: scale(1.05);
}

.sponsor-card p {
  margin: 0;
  font-size: 1rem;
  color: #333;
}

    /* new css sponsor end */

    footer {
      background: #007bff;
      color: #fff;
      text-align: center;
      padding: 20px;
      margin-top: 40px;
    }

    .visible {
      opacity: 1 !important;
      transform: translateY(0) !important;
    }

    #countdown {
      font-size: 1.5rem;
      margin: 20px 0;
    }

    .why-attend {
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .gallery {
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    }

    .gallery img {
      width: 100%;
      border-radius: 10px;
      transition: transform 0.3s;
    }

    .gallery img:hover {
      transform: scale(1.05);
    }

    #topBtn {
      display: none;
      position: fixed;
      bottom: 20px;
      right: 20px;
      z-index: 99;
      background: #007bff;
      color: #fff;
      border: none;
      padding: 10px 15px;
      border-radius: 50%;
      font-size: 18px;
      cursor: pointer;
    }
    .speaker-link {
  display: inline-block;
  margin-top: 8px;
  padding: 6px 12px;
  border: #007bff 1px solid;
  color: #000;
  border-radius: 5px;
  text-decoration: none;
  font-size: 0.9rem;
}

   .programschedule-link {
  display: inline-block;
  margin-top: 8px;
  padding: 6px 12px;
  border: #007bff 1px solid;
  color: #000;
  border-radius: 5px;
  text-decoration: none;
  font-size: 0.9rem;
}

#registration {
  /* padding: 70px 20px; */
  max-width: 1000px;
  margin: auto;
  text-align: center;

  
  padding: 50px 20px;
  background: #f9f9f9;
  
}

.registration-container {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  position: relative;
 

}

/* Divider line */
.divider {
  width: 2px;
  background: #000;
  height: 200px;
}

/* Mobile: hide the divider for stacked layout */
@media (max-width: 768px) {
  .divider {
    display: none;
  }
}


.register-left, .register-right {
  flex: 1;
  min-width: 250px;
  text-align: center;
}
.programschedulebutton{
    text-align: center;

}
.register-btn-naver {
  background: #007bff;
  color: #fff;
  padding: 15px 35px;
  border-radius: 30px;
  font-size: 1.2rem;
  font-weight: bold;
  text-decoration: none;
  display: inline-block;
  /* animation: zoomInOut 1.5s infinite; */
  transition: all 0.3s ease;
  border: 2px solid transparent;
}

.register-right img {
  width: 200px;
  height: 200px;
  border-radius: 12px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  transition: transform 0.3s;
}

.sponsors a{
    text-decoration: none;
}


.map-buttons {
  margin-top: 15px;
  display: flex;
  gap: 15px;
}

.map-btn {
  display: inline-block;
  padding: 10px 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 600;
  transition: all 0.3s ease;
  text-align: center;
}

/* Google Maps Button */
.google-btn {
  background: #4285F4;
  color: white;
}
.google-btn:hover {
  background: white;
  border: 1px solid #4285F4;
  color: #4285F4;
}

/* Naver Map Button */
.naver-btn {
  background: #2DB400;
  color: white;
}
.naver-btn:hover {
  background: white;
  border: 1px solid #2DB400;
  color: #2DB400;
}
#openingCeremony {
  text-align: center;
  padding: 50px 20px;
  background: #f9f9f9;
  margin-bottom: 40px;
}

.openingCeremony-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 20px;
}

.openingCeremony-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  padding: 20px;
  width: 250px;
  border: 2px solid transparent;

  transition: transform 0.3s;
}

.openingCeremony-card:hover {
  transform: translateY(-10px);
  border-color: #007bff;
  box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
}


#congratulatory {
  text-align: center;
  padding: 50px 20px;
  background: #f9f9f9;
}

.congratulatory-container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-top: 20px;
  
}

.congratulatory-card {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.1);
  padding: 20px;
  width: 250px;
  border: 2px solid transparent;

  transition: transform 0.3s;
}
.congratulatory-card:hover{
  border-color: #007bff;
  box-shadow: 0 6px 15px rgba(0, 123, 255, 0.3);
}


.congratulatory-card:hover {
  transform: translateY(-10px);
}

.guest-photo {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
  margin-bottom: 15px;
  border: 4px solid #007bff;
}