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

body {
  background: linear-gradient(135deg, #4a154b, #6d4eff, #8a2be2);
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  overflow: hidden;
  position: relative;
}

/* Animated background elements */
.bg-bubbles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.bg-bubbles li {
  position: absolute;
  list-style: none;
  display: block;
  width: 40px;
  height: 40px;
  background-color: rgba(255, 255, 255, 0.15);
  bottom: -160px;
  border-radius: 50%;
  animation: square 25s infinite;
  transition-timing-function: linear;
}

.bg-bubbles li:nth-child(1) {
  left: 10%;
  animation-delay: 0s;
  width: 80px;
  height: 80px;
}

.bg-bubbles li:nth-child(2) {
  left: 20%;
  animation-delay: 2s;
  animation-duration: 17s;
  width: 60px;
  height: 60px;
}

.bg-bubbles li:nth-child(3) {
  left: 25%;
  animation-delay: 4s;
}

.bg-bubbles li:nth-child(4) {
  left: 40%;
  animation-delay: 0s;
  animation-duration: 22s;
  width: 100px;
  height: 100px;
}

.bg-bubbles li:nth-child(5) {
  left: 70%;
  animation-delay: 3s;
}

.bg-bubbles li:nth-child(6) {
  left: 80%;
  animation-delay: 2s;
  width: 120px;
  height: 120px;
}

.bg-bubbles li:nth-child(7) {
  left: 32%;
  animation-delay: 6s;
  width: 70px;
  height: 70px;
}

.bg-bubbles li:nth-child(8) {
  left: 55%;
  animation-delay: 8s;
  animation-duration: 18s;
  width: 50px;
  height: 50px;
}

.bg-bubbles li:nth-child(9) {
  left: 25%;
  animation-delay: 9s;
  animation-duration: 20s;
  width: 90px;
  height: 90px;
}

.bg-bubbles li:nth-child(10) {
  left: 90%;
  animation-delay: 11s;
  width: 60px;
  height: 60px;
}

@keyframes square {
  0% {
    transform: translateY(0) rotate(0deg);
    opacity: 1;
    border-radius: 50%;
  }
  100% {
    transform: translateY(-1000px) rotate(720deg);
    opacity: 0;
    border-radius: 20%;
  }
}

.signup-container {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 40px 50px;
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.2);
  width: 430px;
  text-align: center;
  z-index: 1;
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transform: scale(1);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.signup-container:hover {
  transform: scale(1.01);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.logo {
  margin-bottom: 25px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.logo-circle {
  width: 70px;
  height: 70px;
  background: linear-gradient(45deg, #6d4eff, #8a2be2);
  border-radius: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  box-shadow: 0 5px 15px rgba(107, 33, 168, 0.4);
  margin-right: 15px;
}

.logo i {
  font-size: 32px;
  color: white;
}

.logo-text {
  text-align: left;
}

.logo-text h1 {
  font-size: 28px;
  font-weight: 700;
  background: linear-gradient(to right, #fff, #e9d5ff);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.logo-text p {
  font-size: 14px;
  color: #e9d5ff;
  font-weight: 300;
}

.signup-container h2 {
  font-size: 1.8rem;
  margin-bottom: 25px;
  color: white;
  font-weight: 600;
  text-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.input-group {
  position: relative;
  margin-bottom: 20px;
}

.signup-container input {
  width: 100%;
  padding: 16px 20px 16px 45px;
  border: none;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  font-size: 1rem;
  transition: all 0.3s ease;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.signup-container input:focus {
  outline: none;
  background: rgba(255, 255, 255, 0.2);
  box-shadow: 0 0 0 2px rgba(168, 85, 247, 0.5);
}

.signup-container input::placeholder {
  color: rgba(255, 255, 255, 0.7);
  font-weight: 300;
}

.input-icon {
  position: absolute;
  left: 15px;
  top: 50%;
  transform: translateY(-50%);
  color: rgba(255, 255, 255, 0.8);
  font-size: 18px;
}

.signup-container button {
  width: 100%;
  padding: 16px;
  background: linear-gradient(to right, #6d4eff, #8a2be2);
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1.1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 5px 15px rgba(107, 33, 168, 0.4);
  margin-top: 10px;
  letter-spacing: 0.5px;
}

.signup-container button:hover {
  background: linear-gradient(to right, #7a4dac, #5a189a);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(107, 33, 168, 0.6);
}

.signup-container button:active {
  transform: translateY(0);
}

.signup-container a {
  color: #e9d5ff;
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s ease;
  font-weight: 500;
}

.signup-container a:hover {
  color: white;
  text-decoration: underline;
}

.error-message {
  color: #ff9e9e;
  font-size: 0.9rem;
  margin-top: 10px;
  display: none;
  text-align: left;
  padding-left: 10px;
}

.success-message {
  color: #a7f3d0;
  font-size: 0.9rem;
  margin-top: 10px;
  display: none;
  text-align: left;
  padding-left: 10px;
}

.divider {
  display: flex;
  align-items: center;
  margin: 25px 0;
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.divider::before,
.divider::after {
  content: "";
  flex: 1;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.divider::before {
  margin-right: 10px;
}

.divider::after {
  margin-left: 10px;
}

.footer {
  margin-top: 25px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.7);
}

p {
  margin-top: 15px;
}

/* Date input styling */
.signup-container input[type="date"] {
  color-scheme: dark;
}

.signup-container input[type="date"]::-webkit-calendar-picker-indicator {
  filter: invert(1);
  cursor: pointer;
}

/* Responsive auth layout */
body {
  overflow-x: hidden;
  overflow-y: auto;
  padding: 1rem;
}

.signup-container {
  width: min(100%, 430px);
  margin: 1rem auto;
}

@media (max-width: 480px) {
  .signup-container {
    padding: 1.25rem 1rem;
    border-radius: 16px;
  }

  .logo {
    flex-direction: column;
    gap: 0.5rem;
  }

  .logo-circle {
    margin-right: 0;
  }

  .logo-text {
    text-align: center;
  }

  .signup-container h2 {
    font-size: 1.5rem;
  }

  .signup-container input,
  .signup-container button {
    padding-top: 14px;
    padding-bottom: 14px;
  }
}