/* Basic Reset */
* {box-sizing: border-box; margin: 0; padding: 0;}
body {font-family: Arial, Helvetica, sans-serif; line-height: 1.6; color: #333;}

header {background: #0066cc; color: #fff; padding: 20px 0; text-align: center;}
header h1 {margin-bottom: 10px;}
nav a {color: #fff; margin: 0 10px; text-decoration: none; font-weight: bold;}

.container {max-width: 1100px; margin: auto; padding: 20px;}
.value-props {display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 20px; margin-top: 20px;}
.card {background: #f4f4f4; padding: 20px; border-radius: 8px; box-shadow: 0 2px 4px rgba(0,0,0,0.1);}  
.card h3 {margin-bottom: 10px; color: #0066cc;}
.btn {display:inline-block; background:#0066cc; color:#fff; padding:10px 20px; margin-top:15px; border:none; border-radius:4px; text-decoration:none; transition: background 0.3s;}
.btn:hover {background:#004999;}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.portfolio-item {
  position: relative;
  overflow: hidden;
  border-radius: 10px;
  box-shadow: var(--shadow);
  text-decoration: none;
  color: var(--text-light);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}

.portfolio-item:hover img {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.1));
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 25px;
  opacity: 1;
  transition: opacity 0.4s ease;
}

.portfolio-overlay h3 {
  font-size: 2.2rem;
  margin-bottom: 5px;
  transform: translateY(10px);
  transition: transform 0.4s ease;
}

.portfolio-overlay p {
  font-size: 1.6rem;
  transform: translateY(10px);
  transition: transform 0.4s ease;
  opacity: 0;
}

.portfolio-item:hover .portfolio-overlay h3 {
  transform: translateY(0);
}

.portfolio-item:hover .portfolio-overlay p {
  transform: translateY(0);
  opacity: 1;
}

footer {background:#f4f4f4; text-align:center; padding:10px; margin-top:40px;}

@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .portfolio-overlay h3 {
    font-size: 2rem;
  }

  .portfolio-overlay p {
    font-size: 1.5rem;
  }
}