body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
background-color: #f9f9f9;
color: #39597E;
}


nav {
background-color: #39597E;
padding: 15px 40px;
display: flex;
justify-content: space-between;
align-items: center;
}

nav .logo {
color: #fff;
font-size: 1.2rem;
font-weight: bold;
}

nav ul {
list-style: none;
display: flex;
gap: 20px;
margin: 0;
padding: 0;
}

nav ul li a {
text-decoration: none;
color: #fff;
padding: 8px 15px;
border-radius: 5px;
transition: background 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
background-color: #A4CAE9;
}


.hero {
display: flex;
align-items: center;
justify-content: space-between;
padding: 80px 10%;
background-color: #f5f5f5;
}

.hero-text {
max-width: 600px;
}

.hero-text h1 {
font-size: 2.5rem;
margin-bottom: 10px;
color: #39597E;
}

.hero-text h2 {
font-size: 1.5rem;
font-weight: normal;
margin-bottom: 20px;
color: #39597E;
}

.hero-text .buttons {
margin-top: 20px;
}

.hero-text .btn {
display: inline-block;
padding: 10px 20px;
margin-right: 15px;
background-color: #A4CAE9;
color: #fff;
border-radius: 5px;
text-decoration: none;
transition: background 0.3s ease;
}

.hero-text .btn:hover {
background-color: #39597E;
}

.hero img {
width: 300px;
border-radius: 50%;
}

.about {
padding: 80px 10%;
background: #A4CAE9;
}

.about h2 {
font-size: 2rem;
margin-bottom: 20px;
color: #2f3e46;
}

.about p {
line-height: 1.6;
color: #555;
}


.skills {
padding: 80px 10%;
background-color: #f5f5f5;
text-align: center;
}

.skills h2 {
font-size: 2rem;
margin-bottom: 10px;
color: #2f3e46;
}

.skills p {
margin-bottom: 40px;
color: #39597E;
}

.skills-container {
display: grid;
grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
gap: 20px;
max-width: 900px;
margin: 0 auto;
}

.skill-card {
background: #A4CAE9;
border-radius: 10px;
padding: 30px;
text-align: center;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
transition: all 0.3s ease;
cursor: pointer;
}

.skill-card:hover {
transform: translateY(-10px) scale(1.05);
box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.skill-card i {
font-size: 40px;
margin-bottom: 15px;
color: #39597E;
}

.skill-card h3 {
margin: 0;
font-size: 1.2rem;
color: #39597E;
}


.projects {
padding: 80px 10%;
background: #A4CAE9;
text-align: center;
}

.projects h2 {
font-size: 2rem;
margin-bottom: 40px;
color: #39597E;
}

.projects-container {
display: flex;
flex-wrap: wrap;
gap: 30px;
justify-content: center;
}

.project-card {
width: 250px;
height: 300px;
perspective: 1000px;
}

.card-inner {
position: relative;
width: 100%;
height: 100%;
transition: transform 0.6s;
transform-style: preserve-3d;
}

.project-card:hover .card-inner {
transform: rotateY(180deg);
}

.card-front,
.card-back {
position: absolute;
width: 100%;
height: 100%;
backface-visibility: hidden;
border-radius: 10px;
overflow: hidden;
box-shadow: 0 5px 15px rgba(38, 44, 114, 0.1);
display: flex;
flex-direction: column;
align-items: center;
justify-content: center;
background: #f5f5f5;
}

.card-front img {
width: 100%;
height: 150px;
object-fit: cover;
}

.card-front h3 {
margin: 15px 0 0;
color: #39597E;
}

.card-back {
transform: rotateY(180deg);
padding: 20px;
}

.card-back h3 {
margin-bottom: 10px;
color: #39597E;
}

.card-back p {
font-size: 0.9rem;
margin-bottom: 15px;
color: #39597E;
}

.tag {
display: inline-block;
background: #A4CAE9;
padding: 5px 10px;
border-radius: 20px;
font-size: 0.8rem;
margin-bottom: 10px;
}

.card-back .btn {
padding: 8px 15px;
background: #39597E;
color: #fff;
border-radius: 5px;
text-decoration: none;
transition: background 0.3s ease;
}

.card-back .btn:hover {
background: #39597E;
}


footer {
background-color: #39597E;
color: #fff;
text-align: center;
padding: 20px;
}

@media (max-width: 768px) {

  body {
    font-size: 16px;
  }

  nav {
    flex-direction: column;
    align-items: flex-start;
    padding: 15px 20px;
  }

  nav ul {
    flex-direction: column;
    width: 100%;
    gap: 10px;
    margin-top: 15px;
  }

  nav ul li a {
    display: block;
    width: 100%;
    padding: 10px;
  }

  .hero {
    flex-direction: column;
    text-align: center;
    padding: 40px 20px;
    gap: 30px;
  }

  .hero-text {
    max-width: 100%;
  }

  .hero-text h1 {
    font-size: 2rem;
  }

  .hero-text h2 {
    font-size: 1.2rem;
  }

  .hero-text .buttons {
    display: flex;
    flex-direction: column;
    gap: 15px;
  }

  .hero-text .btn {
    margin-right: 0;
  }

  .hero img {
    width: 300px;
  }

  .about {
    padding: 50px 20px;
    text-align: center;
  }

  .about h2 {
    font-size: 1.7rem;
  }

  .skills {
    padding: 50px 20px;
  }

  .skills-container {
    grid-template-columns: 1fr;
  }

  .projects {
    padding: 50px 20px;
  }

  .projects-container {
    flex-direction: column;
    align-items: center;
  }

  .project-card {
    width: 100%;
    max-width: 320px;
    height: 320px;
  }

  footer {
    padding: 15px;
    font-size: 0.9rem;
  }
}