:host {
  display: block;
  height: 100%;
}

.sis-sidebar {
  display: flex;
  flex-direction: column;
  width: 300px;
  height: 100%;
  background-color: #fff;
  overflow: hidden;
}

.sidebar-header {
  padding: 24px 16px;
  border-bottom: 1px solid #e6e6e6;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background-color: #fff;
}

.logo {
  display: flex;
  align-items: center;
}

.trumpf-text {
  font-weight: bold;
  font-size: 20px;
  color: #000;
  margin-right: 8px;
}

.trumpf-square {
  width: 50px;
  height: 50px;
  background-color: #0051a2;
}

.new-chat-button {
  display: flex;
  align-items: center;
  justify-content: center;
}

.sidebar-content {
  flex: 1;
  overflow-y: hidden;
}

.empty-state {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  color: #666;
  font-size: 14px;
}

.sidebar-items {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

.sidebar-item {
  padding: 15px;
  border-bottom: 1px solid #e6e6e6;
  cursor: pointer;
  transition: background-color 0.2s ease;
  position: relative;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.sidebar-item:hover {
  background-color: #f5f5f5;
}
.sidebar-item:focus {
  outline: none;
  background-color: #f0f0f0;
}
.sidebar-item.active {
  background: linear-gradient(270deg, #FFF 0%, #EFF0F4 38.3%, #EFF0F4 100%);
}
.sidebar-item .title {
  margin-bottom: 3px;
  font-weight: 400;
}
.sidebar-item .meta-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.sidebar-item .subtitle {
  font-size: 11px;
  color: #666;
  overflow: hidden;
  text-overflow: ellipsis;
  text-transform: uppercase;
  margin-right: 8px;
}
.sidebar-item .date {
  font-size: 12px;
  color: #999;
  text-align: right;
  white-space: nowrap;
}