body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  background: #f5f7fa;
  color: #333;
}

.container {
  max-width: 960px;
  margin: auto;
  padding: 2em;
}

.hero {
  background: linear-gradient(135deg, #fdfbfb, #ebedee);
  text-align: center;
  padding: 4em 2em;
}

.hero h1 {
  font-size: 2.5em;
  margin-bottom: 0.5em;
}

.btn {
  display: inline-block;
  margin-top: 1em;
  padding: 0.6em 1.2em;
  background: #4a90e2;
  color: white;
  text-decoration: none;
  border-radius: 6px;
}

.gallery h2 {
  margin-bottom: 1em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1em;
}

.photo img {
  width: 100%;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}