/*===== REGISTER SPECIFIC STYLES =====*/

/*===== FORM LAYOUT =====*/
.register .login__form-wrapper {
  max-width: 480px;
}

.form__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form__select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236B7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 20px;
  padding-right: var(--space-12);
}

.form__select:focus {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%233366FF'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
}

/*===== PASSWORD STRENGTH INDICATOR =====*/
.password__strength {
  margin-top: var(--space-2);
}

.password__strength-bar {
  width: 100%;
  height: 4px;
  background-color: hsl(var(--border));
  border-radius: var(--radius-full);
  overflow: hidden;
  margin-bottom: var(--space-1);
}

.password__strength-fill {
  height: 100%;
  width: 0%;
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
  background-color: hsl(0 84% 60%); /* Red by default */
}

.password__strength-fill.weak {
  width: 25%;
  background-color: hsl(0 84% 60%); /* Red */
}

.password__strength-fill.fair {
  width: 50%;
  background-color: hsl(45 100% 55%); /* Orange */
}

.password__strength-fill.good {
  width: 75%;
  background-color: hsl(45 100% 55%); /* Orange */
}

.password__strength-fill.strong {
  width: 100%;
  background-color: hsl(158 100% 50%); /* Green */
}

.password__strength-text {
  font-size: var(--font-size-xs);
  color: hsl(var(--text-secondary));
  transition: color var(--transition-fast);
}

.password__strength-text.weak {
  color: hsl(0 84% 60%);
}

.password__strength-text.fair {
  color: hsl(45 100% 55%);
}

.password__strength-text.good {
  color: hsl(45 100% 55%);
}

.password__strength-text.strong {
  color: hsl(158 100% 50%);
}

/*===== FORM OPTIONS STYLING =====*/
.register .form__options {
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-start;
}

.register .form__checkbox {
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

/*===== REGISTER ANIMATIONS =====*/
.register__form .form__group {
  animation: slideInUp 0.3s ease-out forwards;
  opacity: 0;
  transform: translateY(20px);
}

.register__form .form__group:nth-child(1) { animation-delay: 0.1s; }
.register__form .form__group:nth-child(2) { animation-delay: 0.2s; }
.register__form .form__group:nth-child(3) { animation-delay: 0.3s; }
.register__form .form__group:nth-child(4) { animation-delay: 0.4s; }
.register__form .form__group:nth-child(5) { animation-delay: 0.5s; }
.register__form .form__group:nth-child(6) { animation-delay: 0.6s; }

.register__form .form__options { animation-delay: 0.7s; }
.register__form .login__submit { animation-delay: 0.8s; }
.register__form .form__register { animation-delay: 0.9s; }

@keyframes slideInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/*===== SUCCESS STATE =====*/
.register__success {
  background: linear-gradient(135deg, hsl(158 100% 50%), hsl(158 100% 60%));
  color: white;
  padding: var(--space-6);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-6);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  animation: successSlideIn 0.5s ease-out;
}

.register__success-icon {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-2);
}

.register__success-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-1);
}

.register__success-message {
  opacity: 0.9;
  line-height: var(--line-height-relaxed);
}

@keyframes successSlideIn {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

/*===== VALIDATION STATES =====*/
.form__input.valid {
  border-color: hsl(158 100% 50%);
}

.form__input.valid:focus {
  box-shadow: 0 0 0 3px hsl(158 100% 50% / 0.1);
}

.form__group.valid .form__label i {
  color: hsl(158 100% 50%);
}

/*===== RESPONSIVE DESIGN =====*/
@media screen and (max-width: 768px) {
  .form__row {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .register .login__form-wrapper {
    max-width: 100%;
    padding: var(--space-8);
  }
  
  .register .nav__actions {
    flex-direction: column;
    gap: var(--space-2);
  }
  
  .register .nav__actions .button {
    font-size: var(--font-size-sm);
    padding: var(--space-2) var(--space-4);
  }
}

@media screen and (max-width: 480px) {
  .register .login__form-wrapper {
    padding: var(--space-6);
    margin: var(--space-4);
  }
  
  .register .login__form-title {
    font-size: var(--font-size-2xl);
  }
  
  .register .form__options {
    gap: var(--space-4);
  }
  
  .register .nav__actions {
    display: none;
  }
}

/*===== ENHANCED FOCUS STATES =====*/
.form__input:focus + .form__toggle-password {
  color: hsl(var(--primary-color));
}

.form__select:focus {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%233366FF'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'/%3E%3C/svg%3E");
}

/*===== LOADING OVERLAY =====*/
.register__loading {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: hsl(var(--surface) / 0.9);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.register__loading.active {
  opacity: 1;
  pointer-events: all;
}

.register__loading-content {
  text-align: center;
  background-color: hsl(var(--surface));
  padding: var(--space-8);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-large);
  border: 1px solid hsl(var(--border-light));
}

.register__loading-spinner {
  width: 48px;
  height: 48px;
  border: 4px solid hsl(var(--border));
  border-top: 4px solid hsl(var(--primary-color));
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
  margin: 0 auto var(--space-4);
}

.register__loading-text {
  color: hsl(var(--text-secondary));
  font-weight: var(--font-weight-medium);
}

/*===== ACCESSIBILITY IMPROVEMENTS =====*/
@media (prefers-reduced-motion: reduce) {
  .register__form .form__group,
  .register__success,
  .register__loading {
    animation: none;
  }
  
  .password__strength-fill {
    transition: none;
  }
}

/*===== CUSTOM SCROLLBAR FOR LONG FORMS =====*/
.register .login__form-wrapper {
  max-height: 90vh;
  overflow-y: auto;
}

.register .login__form-wrapper::-webkit-scrollbar {
  width: 6px;
}

.register .login__form-wrapper::-webkit-scrollbar-track {
  background: hsl(var(--background));
}

.register .login__form-wrapper::-webkit-scrollbar-thumb {
  background: hsl(var(--border));
  border-radius: var(--radius-full);
}

.register .login__form-wrapper::-webkit-scrollbar-thumb:hover {
  background: hsl(var(--text-secondary));
}