.event-day-content {
  display: none;
}

.event-day-content.active {
  display: block;
}

.event-tabs {
  display: flex;
  gap: 0px;
  align-items: stretch;
}

.tabs-sidebar {
  width: 150px;
  display: flex;
  flex-direction: column;
  gap: 0px;
}
.tab-thumb {
  border-right: 2px solid #fdbb2d;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.tab-thumb.active {
  border-left:2px solid #fdbb2d;
  border-top:2px solid #fdbb2d;
  border-bottom:2px solid #fdbb2d;
  border-right:2px solid transparent;
}

.tab-thumb::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4); /* Màu overlay – có thể điều chỉnh */
  transition: opacity 0.3s ease;
  opacity: 1; /* Hiện mặc định */
  z-index: 1;
}

.tab-thumb.active::before {
  opacity: 0; /* Ẩn overlay khi tab được chọn */
}

.tab-thumb img {
  width: 100%;
  display: block;
}
.tab-contents {
  flex: 1;
  display: flex;
  flex-direction: column;
}
.tab-content {
  position: relative;
  background-size: cover;
  background-position: center;
  border-left: none;
  border-top: 2px solid #fdbb2d;
  border-right: 2px solid #fdbb2d;
  border-bottom: 2px solid #fdbb2d;
  padding: 20px;
  display: none;
  flex-direction: column;
  justify-content: center;
  color: #fff;
  min-height: 100%;
}
.tab-content.active {
  display: flex;
}
.tab-content .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 1;
}
.tab-content .content {
  position: relative;
  z-index: 2;
}
.tab-content .btn {
  background: #fff;
  color: #000;
  padding: 10px 16px;
  font-weight: bold;
  display: inline-block;
  margin-top: 10px;
  text-decoration: none;
}
.day-tabs {
  text-align: center;
  margin-bottom: 20px;
}

.day-tabs ul {
  display: inline-flex;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
  justify-content: center;
}

.day-tabs li {
  display: inline-block;
}

.day-tabs .day-tab {
  display: inline-block;
  padding: 10px 16px;
  background-color: #f5f5f5;
  color: #333;
  border-radius: 4px;
  cursor: pointer;
  text-decoration: none;
  transition: background 0.3s, color 0.3s;
}

.day-tabs .day-tab:hover {
  background-color: #fdbb2d;
  color: #000;
}

.day-tabs .day-tab.active {
  background-color: #fdbb2d;
  color: #000 !important;
  font-weight: bold;
}