.about {
  background: #ffffff;
  padding: 3rem 2rem;
  border-left: 6px solid var(--accent);
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.about::before {
  content: "👋";
  font-size: 3rem;
  position: absolute;
  top: -20px;
  left: calc(50% - 1.5rem);
  background: #ffffff;
  padding: 0.5rem;
  border-radius: 50%;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.about h2 {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 1rem;
  color: var(--primary);
  position: relative;
}

.about h2::after {
  content: '';
  width: 60px;
  height: 3px;
  background: var(--accent);
  display: block;
  margin: 0.5rem auto 0;
  border-radius: 2px;
}

.about .intro,
.about .conclusion {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  line-height: 1.7;
  color: var(--text);
  animation: fadeIn 0.8s ease-in-out;
}

.about h3 {
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 2px solid var(--primary-light);
  padding-bottom: 0.3rem;
}

.experience-list {
  list-style: none;
  padding-left: 0;
}

.experience-list li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.75rem;
  font-size: 1rem;
  color: var(--text);
  line-height: 1.5;
}

.experience-list li::before {
  content: '⭐';
  position: absolute;
  left: 0;
  top: 0;
}

.portfolio-link {
  display: flex;
  align-items: center;
  gap: 10px;
}

.portfolio-link-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.portfolio-link a {
  padding: 0.6rem;
  font-size: 1rem;
  background-color: #007bff;
  color: white;
  border-radius: 5px;
  text-decoration: none;
  transition: background-color 0.3s ease;
}

.portfolio-link i {
  margin-right: 10px;
}

.portfolio-link a:hover {
  background-color: #0056b3;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
  .about {
    padding: 2rem 1rem;
  }

  .about h2 {
    font-size: 1.6rem;
  }

  .about .intro,
  .about .conclusion {
    font-size: 1rem;
    line-height: 1.6;
    will-change: transform, opacity;
  }

  .about h3 {
    font-size: 1.3rem;
  }

  .experience-list li {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .experience-list {
    padding-left: 0.25rem;
  }
}

@media (max-width: 480px) {
  .portfolio-link a {
    width: 100%;
    max-width: 250px;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .about {
    padding: 1.5rem 0.75rem;
    border-left-width: 4px;
  }

  .about::before {
    font-size: 1.8rem;
    top: -12px;
    left: calc(50% - 0.9rem);
  }

  .about h2 {
    font-size: 1.4rem;
  }

  .about h3 {
    font-size: 1.1rem;
  }

  .experience-list li {
    font-size: 0.9rem;
    padding-left: 1.2rem;
  }

  .portfolio-link a {
    padding: 0.55rem 1rem;
    font-size: 0.9rem;
  }
}

@media (max-width: 480px) {
  .about .intro,
  .about .conclusion {
    line-height: 1.75;
  }
}