body {
  margin: 0;
  font-family: system-ui, sans-serif;
  background: #f3fbf7;
  color: #1f2d26;
  line-height: 1.6;
}

header {
  background: linear-gradient(135deg, #8edd6c, #77cf6b);
  color: white;
  text-align: center;
  padding: 1rem 1rem;
}

main {
  max-width: 900px;
  margin: auto;
  padding: 1.5rem 1rem 3rem;
  display: grid;
  gap: 2rem;
}

.card {
  background: white;
  border-radius: 18px;
  padding: 1.6rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.08);
}

label {
  display: block;
  margin-left: 1rem;
}

button {
  margin-top: 1rem;
  width: 100%;
  background: #6bcf9b;
  border: none;
  border-radius: 12px;
  padding: 0.8rem;
  font-size: 1rem;
  cursor: pointer;
}

button:hover {
  background: #55b686;
}

.videos video {
  width: 100%;
  border-radius: 14px;
  margin-bottom: 1rem;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1rem;
}

.gallery img {
  width: 100%;
  border-radius: 14px;
  object-fit: cover;
}

@media (max-width: 600px) {
  header h1 {
    font-size: 1.6rem;
  }
}