body {
  background-color: #ffffff;
  color: #000000;
  font-family: Verdana, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  margin: 0;
  padding: 0;
}

.main-nav {
  background-color: #e6f0fa; /* match header */
  border-bottom: 1px solid #ccc; /* keep this */  
  padding: 12px 20px;
  font-family: "Trebuchet MS", sans-serif;
  font-size: 14px;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
}

.main-nav a {
  color: #003366;
  text-decoration: none;
  font-weight: bold;
  padding: 4px 8px;
  border-radius: 4px;
  transition: background 0.2s ease;
}

.main-nav a:hover {
  background-color: #d0e6f9;
  text-decoration: underline;
}

header {
  background-color: #ffffff; /* white background */
  color: #003366;
  padding: 20px;
  /* Remove border-bottom */
  /* border-bottom: 1px solid #cccccc; */
  text-align: center;
}

.gallery-container {
  display: flex;
  gap: 20px;
  margin-top: 20px;
}

.gallery-sidebar {
  width: 200px;
  border-right: 1px solid #ccc;
  padding-right: 10px;
}

.gallery-sidebar h2 {
  font-family: "Trebuchet MS", sans-serif;
  font-size: 16px;
  color: #003366;
  margin-bottom: 10px;
}

.gallery-sidebar ul {
  list-style: none;
  padding-left: 0;
}

.gallery-sidebar li {
  margin-bottom: 8px;
}

.gallery-sidebar a {
  text-decoration: none;
  color: #0000cc;
}

.gallery-sidebar a.selected {
  font-weight: bold;
  color: #003366;
}

.gallery-main {
  flex-grow: 1;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 20px;
}

.video-card {
  display: block;
  border: 1px solid #ccc;
  padding: 8px;
  background: #f9f9f9;
  text-decoration: none;
  color: #000;
  border-radius: 4px;
}

.thumb-wrapper {
  position: relative;
}

.thumb-wrapper img {
  width: 100%;
  height: auto;
  display: block;
}

.duration-badge {
  position: absolute;
  bottom: 4px;
  right: 4px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  font-size: 12px;
  padding: 2px 4px;
  border-radius: 2px;
}

.video-title {
  font-weight: bold;
  margin-top: 6px;
}

.video-meta,
.video-uploader {
  font-size: 12px;
  color: #555;
}

.page-wrapper {
  display: flex;
  gap: 20px;
  max-width: 1200px;
  width: 100%;
  margin: 40px auto;
  padding: 0 20px;
  box-sizing: border-box;
}

/* Sidebar like index page */
.sidebar {
  width: 200px;
  background-color: #f5f5f5;
  padding: 15px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

.sidebar h2 {
  font-family: "Trebuchet MS", sans-serif;
  font-size: 16px;
  color: #003366;
  margin-bottom: 10px;
}

.sidebar ul {
  list-style: none;
  padding-left: 0;
}

.sidebar li {
  margin-bottom: 8px;
}

.sidebar a {
  text-decoration: none;
  color: #0000cc;
}

.sidebar a.selected {
  font-weight: bold;
  color: #003366;
}

/* Main content */
.gallery-main {
  flex-grow: 1;
}