* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

body {
  color: white;
  overflow-x: hidden;
  position: relative;
}

.background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url("img/imagem6.jpeg") no-repeat center center/cover;
  z-index: -1;
  filter: brightness(0.4);
}

header {
  text-align: center;
  padding: 50px 20px 30px;
}

header h1 {
  font-size: 2.5em;
  color: #00bfff;
}

header p {
  color: #e0e0e0;
  margin-top: 10px;
}

.group {
  margin: 40px auto;
  width: 90%;
  max-width: 900px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.2);
}

.group h2 {
  color: #00ffff;
  margin-bottom: 15px;
  text-align: center;
}

.students {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.students a {
  background: rgba(255, 255, 255, 0.1);
  padding: 10px 20px;
  border-radius: 25px;
  color: white;
  text-decoration: none;
  transition: all 0.3s ease;
}

.students a:hover {
  background: #00bfff;
  transform: scale(1.1);
  box-shadow: 0 0 15px #00bfff;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  padding: 30px 20px;
  background: rgba(0, 0, 0, 0.85);
  border-top: 2px solid #00bfff;
}

.profile-pic {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #00bfff;
  transition: transform 0.3s ease;
}

.profile-pic:hover {
  transform: scale(1.1);
}

.contacts {
  display: flex;
  gap: 25px;
  flex-wrap: wrap;
  justify-content: center;
}

.contact-link {
  color: #ffffff;
  text-decoration: none;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.3s ease;
  position: relative;
}

.contact-link::after {
  content: '';
  position: absolute;
  width: 0%;
  height: 2px;
  bottom: -3px;
  left: 0;
  background-color: #00bfff;
  transition: 0.3s;
}

.contact-link:hover::after {
  width: 100%;
}

.contact-link:hover {
  color: #00bfff;
  transform: scale(1.1);
}

.footer-note {
  margin-top: 15px;
  font-size: 0.9em;
  color: #aaa;
}