* {
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  margin: 0;
  padding: 0;
  background-color: #000;
  color: #fff;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.logo-header {
  position: absolute;
  top: 20px;
  left: 20px;
}

.logo-header img {
  width: max-content;
  height: 80px;
}

.signup-container {
  background: rgba(255, 255, 255, 0.05);
  padding: 40px 35px;
  border-radius: 12px;
  width: 380px;
  box-shadow: 0 0 10px rgba(255,255,255,0);
}

.signup-container h2 {
  text-align: center;
  margin-bottom: 25px;
  margin-top: 0;
}

input[type="text"],
input[type="email"],
input[type="password"] {
  width: 100%;
  padding: 12px;
  margin: 8px 0;
  background-color: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 6px;
  color: white;
}

input::placeholder {
  color: #ccc;
}

button {
  width: 100%;
  padding: 12px;
  margin-top: 10px;
  background-color: #fff;
  color: #000;
  border: none;
  border-radius: 6px;
  font-weight: bold;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

button:hover {
  background-color: #ccc;
}

.register-link {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
}

.links {
  text-align: center;
  margin-top: 15px;
  font-size: 14px;
}

.links a {
  color: #fff;
  text-decoration: none;
}

.links a:hover {
  text-decoration: underline;
}

a {
  color: white;
  text-decoration: none;
}

a:hover {
  color: #ccc;
}

.flash-message {
  padding: 10px;
  margin-bottom: 15px;
  border-radius: 6px;
  text-align: center;
  font-size: 14px;
}

.flash-message.error {
  background-color: rgba(255, 0, 0, 0.2);
  border: 1px solid rgba(255, 0, 0, 0.5);
  color: #ff6b6b;
}

.flash-message.success {
  background-color: rgba(0, 255, 0, 0.2);
  border: 1px solid rgba(0, 255, 0, 0.5);
  color: #51cf66;
}

.password-hint {
  background: rgba(255, 246, 179, 0.1);
  border: 1px solid rgba(255, 246, 179, 0.3);
  border-radius: 6px;
  padding: 12px;
  margin: 10px 0;
}

.password-hint p {
  margin: 0 0 8px 0;
  font-size: 13px;
  font-weight: 600;
  color: #fff6b3;
}

.password-hint ul {
  margin: 0;
  padding-left: 20px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.8);
}

.password-hint li {
  margin: 4px 0;
}

/* Input wrapper for validation */
.input-wrapper {
  position: relative;
  margin: 8px 0;
}

.input-wrapper input {
  width: 100%;
  padding: 12px;
  padding-right: 40px;
  background-color: rgba(255, 255, 255, 0.1);
  border: 1px solid transparent;
  border-radius: 6px;
  color: white;
  transition: border-color 0.3s ease;
}

.input-wrapper input:focus {
  outline: none;
  border-color: rgba(255, 246, 179, 0.5);
}

.input-wrapper input.valid {
  border-color: rgba(81, 207, 102, 0.5);
}

.input-wrapper input.invalid {
  border-color: rgba(255, 107, 107, 0.5);
}

/* Validation icons */
.validation-icon {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 14px;
  font-weight: bold;
}

.validation-icon.valid {
  color: #51cf66;
}

.validation-icon.invalid {
  color: #ff6b6b;
}

.validation-icon .loading {
  display: inline-block;
  animation: spin 1s linear infinite;
  color: #fff6b3;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Validation messages */
.validation-message {
  display: block;
  font-size: 11px;
  margin-top: 4px;
  padding-left: 2px;
  color: rgba(255, 255, 255, 0.6);
}

.validation-message.valid {
  color: #51cf66;
}

.validation-message.invalid {
  color: #ff6b6b;
}

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

.password-wrapper input {
  padding-right: 45px;
}

.eye-toggle {
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: #aaa;
  cursor: pointer;
  transition: color 0.2s ease;
}

.eye-toggle:hover {
  color: #fff;
}

/* Password requirements */
.password-requirements {
  background: rgba(255, 246, 179, 0.08);
  border: 1px solid rgba(255, 246, 179, 0.2);
  border-radius: 6px;
  padding: 12px;
  margin: 10px 0;
}

.password-requirements p {
  margin: 0 0 8px 0;
  font-size: 12px;
  font-weight: 600;
  color: #fff6b3;
}

.password-requirements ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.requirement {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  padding: 3px 0;
  transition: color 0.3s ease;
}

.requirement .req-icon {
  font-size: 10px;
  width: 14px;
  text-align: center;
}

.requirement.valid {
  color: #51cf66;
}

.requirement.valid .req-icon {
  color: #51cf66;
}

.requirement.invalid {
  color: #ff6b6b;
}

.requirement.invalid .req-icon {
  color: #ff6b6b;
}