/* Hide the radio inputs */
input[type="radio"] {
  display: none;
}

.carousel {
  width: 1200px; /* viewport for 3 columns */
  margin: 0 auto; /* centers the whole carousel */
  position: relative;
  overflow: hidden;
 
}

.slides {
  display: flex;
  gap: 20px;
  width: calc((390px + 20px) * 15); /* 15 slides with gap */
  transition: transform 0.5s ease;
}

.slide {
  width: 390px; /* 3 × 390 + 2 × 20 = 1200px */
  text-align: center;
  text-decoration: none;
  color: inherit;
}

.slide img {
  width: 100%;
  height: 300px;
  display: block;
  margin-bottom: 10px;
}

.slide .title {
  margin-top: 5px;
  font-weight: bold;
  text-transform: uppercase;
}

/* Radio controls: shift by 1200px (3 slides per page) */
#s1:checked ~ .slides { transform: translateX(0); }
#s2:checked ~ .slides { transform: translateX(-1200px); }
#s3:checked ~ .slides { transform: translateX(-2400px); }
#s4:checked ~ .slides { transform: translateX(-3600px); }
#s5:checked ~ .slides { transform: translateX(-4800px); }
#s6:checked ~ .slides { transform: translateX(-6000px); }

/* Navigation dots */
.nav {
  margin-top: 20px;
  display: flex;
  justify-content: center;
  gap: 8px;
}

.nav label {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #ccc;
  cursor: pointer;
}

.portfolio {
  width: 100%;
  margin: 30px auto;
  text-align: center;
}

.portfolio-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.portfolio-header .rider {
  font-size: 1.2rem;
  color: #666;
  margin-bottom: 10px;
}

.portfolio-header .intro {
  max-width: 800px;
  margin: 0 auto 40px;
  font-size: 1rem;
  color: #444;
  line-height: 1.5;
}