* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Inter", "Segoe UI", Arial, sans-serif;
}


body {
  background: #0b0c0f;
  color: #e6e6e6;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 22px;
  background: rgba(20, 22, 27, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #262a33;
  position: sticky;
  top: 0;
  z-index: 100;
  cursor: pointer;
}

.logo {
  font-size: 20px;
  font-weight: 600;
  letter-spacing: 1px;
  color: rgb(244, 236, 236);
}


.search-box {
  display: flex;
  width: 38%;
}

.search-box input {
  flex: 1;
  padding: 10px 12px;
  background: #0b0c0f;
  border: 2px solid #262a33;
  outline: none;
  border-radius: 20px;
  font-size: 15px;
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.search-box button {
  padding: 10px 16px;
  background: #1b1e25;
  border: 1px solid #262a33;
  color: #e6e6e6;
  cursor: pointer;
  margin-left: 10px;
  border-radius: 20px;

}

.search-box button:hover {
  color: rgb(244, 236, 236);
  border: 2px solid white;
}

.right{
  color: rgb(244, 236, 236);
}

.layout {
  display: flex;
}


.sidebar {
  width: 220px;
  background: #14161b;
  padding: 16px;
  height: calc(100vh - 64px);
  position: sticky;
  top: 64px;
  border-right: 1px solid #262a33;
}

.sidebar ul {
  list-style: none;
  margin-bottom: 10px;
}

.sidebar li {
  padding: 10px;
  cursor: pointer;
  color: #9a9a9a;
  border-radius: 6px;
}

.sidebar li:hover {
  background: #1b1e25;
  color: #e6e6e6;
}

.sidebar hr {
  border: none;
  height: 1px;
  background: #262a33;
  margin: 10px 0;
}


.content {
  flex: 1;
  padding: 22px;
}

.categories {
  display: flex;
  gap: 10px;
  margin-bottom: 22px;
  flex-wrap: wrap;
}

.categories button {
  background: #1b1e25;
  color: rgb(244, 236, 236);
  border: 2px solid #262a33;
  padding: 8px 18px;
  border-radius: 30px;
  cursor: pointer;
  font-size: 15px;
  letter-spacing: 0.3px;
}

.categories button:hover {
  color: rgb(244, 236, 236);;
  border-color: rgb(244, 236, 236);
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.6);
}

.categories .active {
  background: rgb(244, 236, 236);
  color: rgb(6, 0, 0);
  border-color: #262a33;
}
.categories .active:hover{
  color: #0b0c0f;
  border: 3px solid #0b0c0f;
}

.video-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 26px;
}

.video-card {
  background: #1b1e25;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  border: 1px solid #262a33;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.video-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.6);
}

.video-card img {
  width: 100%;
  display: block;
}


.video-info {
  display: flex;
  gap: 14px;
  padding: 14px;
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #2b2f3a, #1b1e25);
  color: rgb(244, 236, 236);;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}

.video-info h4 {
  font-size: 15px;
  font-weight: 500;
  margin-bottom: 4px;
}

.video-info p {
  font-size: 13px;
  color: #9a9a9a;
}


@media (max-width: 900px) {
  .sidebar {
    display: none;
  }
  .search-box {
    width: 65%;
  }
}