.add-button {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: linear-gradient(145deg, #206064, #182b41);
  box-shadow: 0 0 12px #00f0ff;
  color: white;
  font-size: 2.2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1000;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
}

.add-button:hover {
  transform: rotate(90deg) scale(1.1);
  box-shadow: 0 0 20px #00f0ff;
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.modal {
  background: #111;
  padding: 2rem;
  border-radius: 16px;
  width: 380px;
  box-shadow: 0 0 20px rgba(0, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  font-family: 'Rajdhani', sans-serif;
  animation: fadeInUp 0.3s ease-out;
}

.modal select {
  width: 95%;
  height: 40px;
  padding: 0.6rem;
  margin-bottom: 1rem;
  background-color: #1f1f1f;
  border: 1px solid #2c2c2c;
  color: #fff;
  border-radius: 8px;
  transition: border 0.3s;
  font-family: inherit;
  font-size: 1rem;
}

.modal select:focus {
  border: 1px solid #00f0ff;
  outline: none;
  box-shadow: 0 0 6px #00f0ff40;
}

.modal option {
  background-color: #1f1f1f;
  color: #fff;
}

.modal h2 {
  color: #fff;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
  text-shadow: 0 0 5px #00f0ff;
}

.modal input {
  width: 95%;
  height: 40px;
  padding: 0.6rem;
  margin-bottom: 1rem;
  background-color: #1f1f1f;
  border: 1px solid #2c2c2c;
  color: #fff;
  border-radius: 8px;
  transition: border 0.3s;
  font-family: inherit;
}

.modal input:focus {
  border: 1px solid #00f0ff;
  outline: none;
  box-shadow: 0 0 6px #00f0ff40;
}

.modal button {
  width: 80%;
  padding: 0.6rem;
  background: linear-gradient(to right, #007bff, #00f0ff);
  color: white;
  font-weight: 600;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s ease;
  font-family: inherit;
}

.modal button:hover {
  background: linear-gradient(to right, #00f0ff, #007bff);
}

.add-button {
  transition: transform 0.2s ease, background-color 0.3s ease;
}

.add-button:hover {
  background-color: #0056b3;
  transform: rotate(90deg);
}