body {
  font-family: "Source Sans Pro", sans-serif;
  margin: 0;
  background-color: #fff;
  color: #111;
}

header {
  background: #f9f9f9;
  padding: 20px 40px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #eee;
  flex-wrap: wrap;
}

header img {
  height: 60px;
  border-radius: 10px;
}

.menu-toggle {
  display: none;
  font-size: 1.8rem;
  background: none;
  border: none;
  cursor: pointer;
  margin-left: auto;
}

nav {
  display: flex;
  gap: 20px;
}

nav a {
  text-decoration: none;
  color: #111;
  font-weight: 600;
  position: relative;
}

nav a::after {
  content: "";
  display: block;
  width: 0;
  height: 2px;
  background: #111;
  transition: width 0.3s;
  position: absolute;
  bottom: -5px;
  left: 0;
}

nav a:hover::after {
  width: 100%;
}

/* Responsive nav */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }

  nav {
    display: none;
    flex-direction: column;
    width: 100%;
    margin-top: 10px;
  }

  nav a {
    padding: 10px 0;
  }

  nav.show {
    display: flex;
  }
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
  padding: 20px;
  max-width: 1000px;
  margin: auto;
}

.gallery a {
  display: block;
  position: relative;
  overflow: hidden;
  border-radius: 10px;
}

.gallery a img {
  width: 100%;
  height: 140px;
  object-fit: cover;
  display: block;
  border-radius: 10px;
  transition: transform 0.2s ease;
}

.gallery a:hover img {
  transform: scale(1.04);
}

@media (max-width: 600px) {
  .gallery {
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    padding: 10px;
  }

  .gallery a img {
    height: 120px;
  }
}

.content {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

.content h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  text-align: center;
}

.content ul {
  list-style: disc;
  padding-left: 1.5rem;
  font-size: 1.1rem;
  line-height: 1.6;
}

@media (max-width: 600px) {
  .content h1 {
    font-size: 1.5rem;
  }

  .content ul {
    font-size: 1rem;
    padding-left: 1.2rem;
  }
}