:root {
  /* General Theme */
  --primary-color: #003366;
  --accent-color: #ffc107;
  --text-color: #333;
  --light-bg: #f5f7fa;
  --header-height: 60px;
}

:root {
  --card-bg: #fff;
  --search-bg: #038860;
}

* { margin:0; padding:0; box-sizing:border-box; }

/* --- Header --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: var(--primary-color);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.header h1 {
  margin: 0;
  font-size: 1.5rem;
  font-weight: normal;
  max-width: calc(100% - 100px);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Footer */
footer {
  background: var(--primary-color);
  color: #fff;
  text-align: center;
  padding: 2rem 0;
  margin-top: 3rem;
}
footer a {
  color: var(--accent-color);
  text-decoration: none;
  transition: color 0.2s ease;
}
footer a:hover { color: #e0a800; text-decoration: underline; }