/* header.css */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 50px;
  z-index: 1000;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(20px);
  padding: 0.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-left {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.logo img {
  height: 30px;
  padding: 0 0.5rem;
}

nav button {
  background: #f0f0f0;
  color: #1d2a42;
  border: none;
  padding: 0.5rem 1rem;
  border-radius: 4px;
  font-weight: bold;
  cursor: pointer;
  margin-right: 1rem;
}
input[type="search"] {
  margin-left: 1rem;
  padding: 0.5rem;
  border-radius: 4px;
  border: none;
  background: rgba(29, 42, 66, 0.5);
  color: #f0f0f0;
}