/* Reset some default styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

/* Navigation Styles */
header {
  background: #333;
  color: #fff;
  padding: 10px 0;
}

nav {
  max-width: 1100px;
  margin-left: 140px;
  padding: 0 0px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

nav .logo a {
  display: flex;
  align-items: center;
  color: #fff;
  text-decoration: none;
  font-size: 24px;
  font-weight: bold;
}

nav .logo-img {
  height: 60px; /* adjust to fit your design */
  margin-right: 10px;
}



.nav-links {
  list-style: none;
  display: flex;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  color: #fff;
  text-decoration: none;
  font-size: 16px;
}


/* Main Styles */
.main-header {
  background: #f4f4f4; /* Light background, change as needed */
  padding: 20px;
  text-align: center;
}

.logo-container {
  margin-bottom: 10px;
  display: flex;
  justify-content: center; /* Centers logos horizontally */
  align-items: center;     /* Vertically aligns them if needed */
}

.logo {
  max-width: 100px; /* Adjust size as needed */
  margin: 0 10px;
  vertical-align: middle;
}

.main-header h1 {
  font-size: 2.5rem;
  margin-top: 10px;
  margin-bottom: 20px;
  color: #333;
}

.main-header h2 {
  font-size: 1.5rem;
  margin-top: 5px;
  color: #333;
}

.main-header p {
  color: #333;
}

/* Container */
.container {
  width: 80%;
  margin: 20px auto;
  padding: 20px 0;
}

/* Content Section */
.content {
  padding: 40px 0;
  background: #f4f4f4;
  text-align: left;
}

/* About & Contact Sections */
.about, .contact {
  padding: 40px 0;
}

.about h2 {
  margin-top: 40px;
}

/* Footer */
footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 10px 0;
  margin-top: 20px;
}


    /* Style for highlighted words */
    .highlight {
      font-weight: bold;
      color: #333; /* You can change the color as needed */
    }
    .topics ul {
      list-style-type: disc;
      margin-left: 40px;
    }


/* dropdown */
/* Container */
.dropdown {
  position: relative;
}

/* Dropdown menu */
.dropdown-menu {
  display: none;
  position: absolute;
  top: 100%;        /* directly below navbar */
  left: 0;
  background-color: #fff;
  list-style: none;
  padding: 0;
  margin: 0;
  min-width: 150px;
  border-radius: 4px;
  overflow: hidden;
  z-index: 1000;
}

/* Dropdown items */
.dropdown-menu li a {
  display: block;
  padding: 10px 15px;
  color: #333;
  text-decoration: none;
  white-space: nowrap;
}

/* Hover effect */
.dropdown-menu li a:hover {
  background-color: #f2f2f2;
}

/* Show dropdown */
.dropdown:hover .dropdown-menu {
  display: block;
}

/*callout-box*/
.callout-box {
  border: 4px solid #333;   /* thicker trim */
  border-radius: 10px;
  padding: 25px;
  margin: 40px 0;
  background-color: #f9f9f9;
}


.callout-box h3 {
  margin-top: 0;
}

.callout-box .btn {
  display: inline-block;
  margin-top: 10px;
  padding: 10px 15px;
  background-color: #333;
  color: white;
  text-decoration: none;
  border-radius: 4px;
}

.callout-box .btn:hover {
  background-color: #555;
}


/* Make email link visible */
.callout-box a {
  color: #0056b3;
  font-weight: bold;
  text-decoration: underline;
}

/* table */
/*  th, td {
  border: 2px solid black; /* Change 2px to your desired thickness 
  padding: 20px;
}  */

table {
      width: 100%;
      border-collapse: collapse;
    }
    th, td {
      border-bottom: 1px solid #ddd;
      padding: 6px 8px;
      text-align: left;
      vertical-align: top;
    }
    th {
      background-color: #f8f8f8;
    }
    .slot {
      background-color: #f0f8ff;
      font-weight: bold;
      text-align: center;
    }
    td.time {
      white-space: nowrap;
      width: 1%;
    }

/* style for persons */
.person {
      display: flex;
      align-items: center;
      background: #fff;
      padding: 40px;
      margin-bottom: 10px;
      margin-left: 150px;
      width: 80%;
      justify-content: center;
    }
    .person img {
      width: 150px;
      height: auto;
      border-radius: 50%;
      margin-right: 20px;
    }
    .info {
      flex: 1;
    }
    .info h2 {
      margin: 0 0 10px;
      font-size: 1.5em;
      color: #333;
    }
    .info p {
      margin: 0;
      color: #555;
    }

.speaker {
  display: flex;
  align-items: center;
  background: #fff;
  padding: 40px;
  margin-bottom: 20px;
  margin-left: 0;         /* align left */
  margin-right: auto;     /* no horizontal centering */
  width: 80%;
  justify-content: flex-start;
  border-radius: 8px;
}
.speaker img {
  width: 150px;
  height: auto;
  border-radius: 50%;
  margin-right: 20px;
}
.speaker .info {
  flex: 1;
}
.speaker .info h2 {
  margin: 0 0 10px;
  font-size: 1.5em;
  color: #333;
}
.speaker .info p {
  margin: 0;
  color: #555;
}


/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(12, 1fr); gap: .75rem; }
.gallery-grid a { display: block; position: relative; overflow: hidden; border-radius: 12px; border: 1px solid var(--border); background: #fff; }
.gallery-grid img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform .25s ease-in-out; }
.gallery-grid a:hover img { transform: scale(1.02); }
.span-6 { grid-column: span 12; height: 240px; }
@media (min-width: 720px) { .span-6 { grid-column: span 6; height: 320px; } }
.span-3 { grid-column: span 6; height: 160px; }
@media (min-width: 720px) { .span-3 { grid-column: span 3; height: 180px; } }

/* Lightbox */
.lightbox { position: fixed; inset: 0; background: rgba(0,0,0,.8); display: none; align-items: center; justify-content: center; padding: 2rem; z-index: 100; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 86vh; border-radius: 12px; background: #fff; }
.lightbox .close { position: absolute; top: 16px; right: 16px; background: #fff; border-radius: 999px; border: 1px solid var(--border); padding: .4rem .7rem; cursor: pointer; box-shadow: var(--shadow); }