* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, sans-serif;
  background: #f5f5dc;
  border: 3px solid #8b008b;
  min-height: 100vh;
  position: relative;
}

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 50% 50%, transparent 20px, rgba(255, 215, 0, 0.1) 21px, transparent 22px),
    radial-gradient(circle at 25% 25%, transparent 15px, rgba(255, 215, 0, 0.05) 16px, transparent 17px),
    radial-gradient(circle at 75% 75%, transparent 15px, rgba(255, 215, 0, 0.05) 16px, transparent 17px);
  background-size: 60px 60px, 40px 40px, 40px 40px;
  background-position: 0 0, 20px 20px, 40px 40px;
  opacity: 0.3;
  z-index: -1;
}

.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: #8B4513;
  padding: 20px 30px;
  min-height: 80px;
}

.header-left {
  flex: 1;
}

.mabel-title {
  font-family: 'Times New Roman', serif;
  font-size: 3.5rem;
  font-weight: bold;
  color: #FFD700;
  margin: 0;
  text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}


.ifsc-img{
  width: 250px;
  height: auto;

}


.hamburger-menu {
  width: 30px;
  height: 30px;
  cursor: pointer;
  filter: invert(1) sepia(1) saturate(5) hue-rotate(45deg);
}

.campus-section {
  background: #F5F5DC;
  padding: 40px 30px;
  text-align: center;
  border-top: 2px solid #8B4513;
}

.campus-content {
  max-width: 1200px;
  margin: 0 auto;
}

.campus-title {
  font-family: 'Times New Roman', serif;
  font-size: 2.5rem;
  font-weight: bold;
  color: #8B4513;
  margin-bottom: 30px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.campus-image-container {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto;
}

.campus-image {
  max-width: 600px;
  width: 100%;
  height: auto;
  border-radius: 15px;
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
  border: 3px solid #8B4513;
}

.navigation {
  background: #D2B48C;
  padding: 15px 30px;
  position: relative;
  font-palette: dark;
}

.nav-divider {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: #8B4513;
}

.nav-links {
  display: flex;
  gap: 40px;
  margin-top: 10px;
}

.nav-link {
  color: #000000;
  text-decoration: none;
  font-size: 1.1rem;
  font-weight: 500;
  transition: color 0.3s ease;
}

.nav-link:hover {
  color: #654321;
  text-decoration: underline;
}

.main-content {
  background: #F5F5DC;
  padding: 40px 30px;
  min-height: calc(100vh - 200px);
}

.content-wrapper {
  display: flex;
  gap: 40px;
  align-items: flex-start;
  max-width: 1200px;
  margin: 0 auto;
}

.content-left {
  flex: 1;
}

.project-title {
  font-family: 'Times New Roman', serif;
  font-size: 2.5rem;
  font-weight: bold;
  color: #8B4513;
  margin-bottom: 25px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.project-description {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #333;
  text-align: justify;
  max-width: 600px;
}

.content-right {
  flex: 0 0 400px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.honeycomb-image {
  width: 100%;
  max-width: 350px;
}

.bees-image {
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#sidebar {
  position: fixed;
  top: 0;
  right: -250px;
  width: 250px;
  height: 100%;
  background: #7a3c1c;
  color: white;
  transition: right 0.3s ease;
  padding-top: 60px;
  z-index: 1000;
}

#sidebar ul {
  list-style: none;
  padding: 0;
}

#sidebar ul li {
  padding: 15px 20px;
}

#sidebar ul li a {
  color: white;
  text-decoration: none;
  font-size: 18px;
  display: block;
  transition: background-color 0.3s ease;
}

#sidebar ul li a:hover {
  background: #A0522D;
}

#close-btn {
  position: absolute;
  top: 15px;
  left: 15px;
  background: none;
  border: none;
  color: white;
  font-size: 28px;
  cursor: pointer;
}

.ptqa-section {
  background: #F5F5DC;
  padding: 40px 30px;
  border-top: 2px solid #8B4513;
}

.ptqa-content {
  max-width: 1200px;
  margin: 0 auto;
}

.ptqa-title {
  font-family: 'Times New Roman', serif;
  font-size: 2.5rem;
  font-weight: bold;
  color: #8B4513;
  margin-bottom: 25px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.ptqa-description {
  max-width: 800px;
}

.ptqa-description p {
  font-size: 1.1rem;
  line-height: 1.6;
  color: #333;
  text-align: justify;
  margin-bottom: 20px;
}

.ptqa-description p:last-child {
  margin-bottom: 0;
}

.ptqa-graficos-container {
  margin-top: 40px;
  padding-top: 30px;
  border-top: 2px solid #D2B48C;
}

.ptqa-graficos-title {
  font-family: 'Times New Roman', serif;
  font-size: 2rem;
  font-weight: bold;
  color: #8B4513;
  margin-bottom: 30px;
  text-align: center;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.ptqa-botoes-graficos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 15px;
  margin-bottom: 30px;
}

.ptqa-botao-grafico {
  padding: 12px 24px;
  background: #8B4513;
  color: white;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: bold;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.ptqa-botao-grafico:hover {
  background: #A0522D;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.ptqa-botao-grafico:active {
  transform: translateY(0);
}

.ptqa-botao-grafico.ativo {
  background: #654321;
  box-shadow: 0 0 0 3px rgba(139, 69, 19, 0.3);
}

.ptqa-graficos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 25px;
  margin-top: 20px;
}

.ptqa-grafico-card {
  background: white;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  border: 2px solid #D2B48C;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  position: relative;
}

.ptqa-grafico-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.15);
}

.ptqa-grafico-card h4 {
  color: #8B4513;
  font-size: 1.2rem;
  margin-bottom: 15px;
  text-align: center;
  font-weight: bold;
  margin-top: 0;
}

.fechar-grafico {
  position: absolute;
  top: 10px;
  right: 10px;
  background: #8B4513;
  color: white;
  border: none;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.fechar-grafico:hover {
  background: #A0522D;
  transform: scale(1.1);
}

.ptqa-grafico-card canvas {
  width: 100% !important;
  height: 250px !important;
}

@media (max-width: 768px) {
  .ptqa-graficos-grid {
    grid-template-columns: 1fr;
  }
  
  .ptqa-grafico-card {
    padding: 15px;
  }
}

.developers-section {
  background: #F5F5DC;
  padding: 40px 30px;
  border-top: 2px solid #8B4513;
}

.developers-content {
  max-width: 1200px;
  margin: 0 auto;
  text-align: center;
}

.developers-title {
  font-family: 'Times New Roman', serif;
  font-size: 2.5rem;
  font-weight: bold;
  color: #8B4513;
  margin-bottom: 40px;
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.1);
}

.developers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  max-width: 800px;
  margin: 0 auto;
}

.developer-card {
  background: white;
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.developer-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.developer-photo {
  width: 120px;
  height: 120px;
  margin: 0 auto 15px;
  border-radius: 50%;
  overflow: hidden;
  border: 3px solid #8B4513;
}

.developer-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.developer-name {
  font-size: 1rem;
  font-weight: 500;
  color: #8B4513;
  text-align: center;
  line-height: 1.3;
}

@media (max-width: 768px) {
  .content-wrapper {
    flex-direction: column;
    gap: 30px;
  }
  
  .content-right {
    flex: none;
    order: -1;
  }
  
  .mabel-title {
    font-size: 2.5rem;
  }
  
  .project-title {
    font-size: 2rem;
  }
  
  .ptqa-title {
    font-size: 2rem;
  }
  
  .developers-title {
    font-size: 2rem;
  }
  
  .nav-links {
    flex-direction: column;
    gap: 15px;
  }
  
  .header {
    flex-direction: column;
    gap: 15px;
    text-align: center;
  }
  
  .developers-grid {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
  }
  
  .developer-photo {
    width: 100px;
    height: 100px;
  }
  
  .developer-name {
    font-size: 0.9rem;
  }
}