* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scroll-behavior: smooth;
  font-family: 'Segoe UI', sans-serif;
}
body {
  background: #0f0f0f;
  color: #fff;
  line-height: 1.6;
}
header {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  padding: 1rem 2rem;
  position: fixed;
  width: 100%;
  z-index: 100;
}
nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.logo {
  font-size: 1.8rem;
  color: #00e6e6;
}
.nav-links {
  list-style: none;
  display: flex;
  gap: 1.5rem;
}
.nav-links a {
  color: #fff;
  text-decoration: none;
  font-weight: 500;
}
.section {
  min-height: 100vh;
  padding: 6rem 2rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}
.highlight {
  color: #00e6e6;
}
.skills-list {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 1rem;
}
.skills-list li {
  background: rgba(255, 255, 255, 0.1);
  padding: 0.5rem 1rem;
  border-radius: 10px;
}
.project-box {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
}
.project {
  background: rgba(255, 255, 255, 0.05);
  padding: 1rem;
  border-radius: 10px;
  width: 250px;
  transition: transform 0.3s ease;
}
.project:hover {
  transform: translateY(-5px);
}
footer {
  text-align: center;
  padding: 2rem 0;
  background: rgba(255, 255, 255, 0.05);
}
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.6s ease;
}
.reveal.active {
  opacity: 1;
  transform: translateY(0);
}
.btn {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.7rem 1.5rem;
  background: #00e6e6;
  color: #000;
  font-weight: bold;
  border: none;
  border-radius: 30px;
  text-decoration: none;
  transition: 0.3s ease;
}
.btn:hover {
  background: #00b3b3;
}
.toggle-container {
  margin-left: 1rem;
}
.switch {
  position: relative;
  display: inline-block;
  width: 48px;
  height: 24px;
}
.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}
.slider {
  position: absolute;
  cursor: pointer;
  top: 0; left: 0;
  right: 0; bottom: 0;
  background-color: #ccc;
  transition: 0.4s;
  border-radius: 24px;
}
.slider:before {
  position: absolute;
  content: "";
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background-color: white;
  transition: 0.4s;
  border-radius: 50%;
}
input:checked + .slider {
  background-color: #00e6e6;
}
input:checked + .slider:before {
  transform: translateX(24px);
}
body.light {
  background: #f4f4f4;
  color: #111;
}
body.light header,
body.light footer,
body.light .project,
body.light .skills-list li {
  background: rgba(0, 0, 0, 0.05);
}
body.light .nav-links a,
body.light .logo {
  color: #111;
}
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
  max-width: 500px;
}
.contact-form input,
.contact-form textarea {
  padding: 0.75rem;
  border: none;
  border-radius: 10px;
  outline: none;
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
}
body.light .contact-form input,
body.light .contact-form textarea {
  background: rgba(0, 0, 0, 0.1);
  color: #111;
}

.image-container--circle {
  background: url('img/about.jpg') no-repeat center center;
  background-size: cover;
  width: 250px;
  height: 250px;
  border-radius: 50%;
  overflow: hidden;
  margin: 80px auto;
  transition: border 0.2s ease-out;
  box-shadow: inset 0 0 0 16px rgba(44, 52, 69,0.4), 0 1px 2px rgba(44, 52, 69,0.1);
  transition: all 0.4s ease-in-out;
  position: relative;
  font-family: 'Karla', sans-serif;

  
  .content {
    position: absolute;
    background: rgba(44, 52, 69, 0.8);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    opacity: 0;
    transition: all 0.4s ease-in-out;
    transform: scale(0);
  }
  
  &:hover {
      box-shadow: inset 0 0 0 1px rgba(44, 52, 69,0.1), 0 1px 2px rgba(44, 52, 69,0.1);
    
    .content {
      transform: scale(1);
      opacity: 1;
    }
  }
  
  .text {
    color: white;
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    transform: translate(-50%, -50%);
    text-align: center;
  }
}