:root {
  --bg: #ffffff;
  --text: #222;
  --card: #f4f4f4;
  --accent: #007bff;
}

[data-theme="dark"] {
  --bg: #121212;
  --text: #eee;
  --card: #1e1e1e;
  --accent: #4da3ff;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: Arial, sans-serif;
  margin: 0;
}

.main-header {
  background: var(--card);
  padding: 15px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.main-header a {
  color: var(--text);
  text-decoration: none;
  margin-right: 15px;
}

.main-nav a:hover {
  color: var(--accent);
}

.theme-toggle {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
}

.container {
  padding: 15px;
}

.card {
  background: var(--card);
  padding: 15px;
  border-radius: 8px;
  margin-bottom: 15px;
}

.stars {
  color: gold;
}

.gallery img {
  max-width: 150px;
  border-radius: 4px;
  margin: 5px;
}

@media (max-width: 600px) {
  .main-nav {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }
}