* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, sans-serif;
}

body {
  background: #0a0a0a;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

/* Background Pattern */
.bg-pattern {
  position: fixed;
  width: 100%;
  height: 100%;
  background: radial-gradient(
      circle at 20% 80%,
      rgba(255, 107, 53, 0.05) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 20%,
      rgba(255, 107, 53, 0.03) 0%,
      transparent 50%
    );
  z-index: -1;
}

/* Main Container */
.signup-container {
  width: 100%;
  max-width: 900px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 40px;
  position: relative;
  overflow: hidden;
}

/* Header */
.header {
  text-align: center;
  margin-bottom: 40px;
}

.logo {
  font-size: 42px;
  font-weight: 900;
  color: white;
  margin-bottom: 10px;
  letter-spacing: -1px;
}

.logo span {
  color: #ff6b35;
}

.tagline {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Form */
.form-group {
  margin-bottom: 24px;
}

.form-group label {
  display: block;
  color: white;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-group input {
  width: 100%;
  padding: 16px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 10px;
  color: white;
  font-size: 16px;
  transition: all 0.3s;
}

.form-group input:focus {
  outline: none;
  border-color: #ff6b35;
  box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.2);
  background: rgba(255, 255, 255, 0.12);
}

.form-group input::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

/* Password wrapper */
.password-wrapper {
  position: relative;
}

.toggle-password {
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: rgba(255, 255, 255, 0.6);
  cursor: pointer;
  padding: 4px;
  font-size: 18px;
}

/* Submit Button */
.submit-btn {
  width: 100%;
  padding: 18px;
  background: #ff6b35;
  border: none;
  border-radius: 10px;
  color: white;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s;
  margin-top: 10px;
  text-transform: uppercase;
  letter-spacing: 1px;
  position: relative;
  overflow: hidden;
}

.submit-btn:hover {
  background: #ff7d4d;
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(255, 107, 53, 0.3);
}

.submit-btn:active {
  transform: translateY(0);
}

.submit-btn.loading {
  opacity: 0.8;
  cursor: not-allowed;
}

.submit-btn.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Login Link */
.login-link {
  text-align: center;
  margin-top: 30px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 15px;
}

.login-link a {
  color: #ff6b35;
  text-decoration: none;
  font-weight: 600;
  margin-left: 5px;
  transition: color 0.3s;
}

.login-link a:hover {
  color: #ff8c66;
}

/* Messages */
.message {
  padding: 12px;
  border-radius: 8px;
  margin-top: 20px;
  text-align: center;
  font-size: 14px;
  display: none;
}

.error {
  background: rgba(255, 68, 68, 0.1);
  color: #ff6b6b;
  border: 1px solid rgba(255, 68, 68, 0.3);
}

.success {
  background: rgba(40, 167, 69, 0.1);
  color: #4ade80;
  border: 1px solid rgba(40, 167, 69, 0.3);
}

/* Responsive */
@media (max-width: 480px) {
  .signup-container {
    padding: 30px 20px;
    border-radius: 16px;
  }

  .logo {
    font-size: 36px;
  }

  .form-group input {
    padding: 14px;
  }

  .submit-btn {
    padding: 16px;
  }
}

/* Terms */
.terms {
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 12px;
  text-align: center;
}

.terms a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
}

.terms a:hover {
  color: #ff6b35;
}