/**
 * Register Page - Professional Bootstrap Design
 * Clean and modern registration interface styling
 *
 * @author David Valera Melendez <david@valera-melendez.de>
 * @created 2025-08-08
 * @location Made in Germany 🇩🇪
 */

/* ==========================================================================
   Register Container & Layout (Angular Material Match)
   ========================================================================== */

.register-container {
  min-height: 100vh;
  display: flex;
  background-color: var(--color-background);
}

/* ==========================================================================
   Hero Background Section (Left Side - Angular Material Style)
   ========================================================================== */

.hero-background {
  flex: 1;
  @include gradient-background(var(--gradient-success));
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  
  @media (max-width: 992px) {
    display: none;
  }
}

.hero-overlay {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 48px;
  color: var(--color-text-white);
}

.hero-content {
  max-width: 400px;
}

.hero-icon .large-icon {
  font-size: 72px;
  width: 72px;
  height: 72px;
  margin-bottom: 24px;
  color: var(--color-text-white-muted);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: $font-weight-light;
  margin-bottom: 16px;
  line-height: 1.2;
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 16px;
  opacity: 0.9;
  line-height: 1.5;
}

.author-signature {
  font-size: 0.9rem;
  opacity: 0.8;
}

/* ==========================================================================
   Register Form Container (Right Side - Angular Material Card)
   ========================================================================== */

.register-form-container {
  flex: 0 0 520px;
  background-color: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 32px 24px;
  overflow-y: auto;
  
  @media (max-width: 992px) {
    flex: 1;
    background: var(--gradient-success);
  }
}

.register-card {
  @include material-card;
  width: 100%;
  max-width: 480px;
  background-color: var(--color-surface);
  border: none;
  box-shadow: var(--shadow-xl);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  
  @media (max-width: 992px) {
    box-shadow: var(--shadow-2xl);
  }
  
  .card-body {
    padding: 40px 32px;
    
    @media (max-width: 576px) {
      padding: 32px 24px;
    }
  }
}

/* ==========================================================================
   Form Header (Angular Material Avatar & Title)
   ========================================================================== */

.form-header {
  text-align: center;
  margin-bottom: 32px;
}

.register-avatar {
  width: 64px;
  height: 64px;
  background-color: var(--color-success);
  border-radius: var(--border-radius-round);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  color: var(--color-text-white);
  font-size: 1.5rem;
  box-shadow: var(--shadow-md);
}

.form-title {
  font-size: 1.75rem;
  font-weight: $font-weight-normal;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}

.form-subtitle {
  font-size: 1rem;
  color: var(--color-text-secondary);
  margin-bottom: 0;
}

/* ==========================================================================
   Material Design Form Fields (Angular Material Input Style)
   ========================================================================== */

.register-form {
  .form-group {
    margin-bottom: 24px;
  }
  
  .row {
    margin-bottom: 16px;
  }
}

.form-field {
  position: relative;
  margin-bottom: 16px;
}

.material-input {
  @include material-input;
  width: 100%;
  padding: 16px 12px 8px;
  font-size: 1rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  transition: var(--transition-normal);
  
  &:focus {
    border-color: var(--color-success);
    box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
    outline: none;
    
    + .form-label {
      color: var(--color-success);
      transform: translateY(-20px) scale(0.85);
    }
  }
  
  &:not(:placeholder-shown) + .form-label {
    transform: translateY(-20px) scale(0.85);
    color: var(--color-text-secondary);
  }
  
  &.is-invalid {
    border-color: var(--color-error);
    
    &:focus {
      box-shadow: 0 0 0 2px rgba(244, 67, 54, 0.1);
    }
    
    + .form-label {
      color: var(--color-error);
    }
  }
  
  &.is-valid {
    border-color: var(--color-success);
    
    &:focus {
      box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
    }
    
    + .form-label {
      color: var(--color-success);
    }
  }
}

.form-label {
  position: absolute;
  top: 12px;
  left: 12px;
  font-size: 1rem;
  color: var(--color-text-hint);
  pointer-events: none;
  transition: var(--transition-normal);
  transform-origin: left top;
  background-color: var(--color-surface);
  padding: 0 4px;
  margin-left: -4px;
  z-index: 1;
}

.form-outline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  border-radius: var(--border-radius-md);
}

/* Password Toggle Button */
.password-toggle {
  position: absolute;
  top: 50%;
  right: 12px;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-hint);
  cursor: pointer;
  font-size: 1.2rem;
  padding: 4px;
  border-radius: var(--border-radius-sm);
  transition: var(--transition-fast);
  z-index: 2;
  
  &:hover {
    color: var(--color-text-secondary);
    background-color: rgba(0, 0, 0, 0.04);
  }
}

/* ==========================================================================
   Password Requirements & Validation
   ========================================================================== */

.password-requirements {
  margin-top: 8px;
  padding-left: 12px;
}

/* ==========================================================================
   Form Checkboxes (Terms & Newsletter)
   ========================================================================== */

.form-check {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  
  .form-check-input {
    width: 18px;
    height: 18px;
    border: 2px solid var(--color-border-dark);
    border-radius: 3px;
    background-color: var(--color-surface);
    margin-top: 2px;
    
    &:checked {
      background-color: var(--color-success);
      border-color: var(--color-success);
    }
    
    &:focus {
      box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.1);
    }
    
    &.is-invalid {
      border-color: var(--color-error);
    }
  }
  
  .form-check-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    cursor: pointer;
    line-height: 1.4;
    
    a {
      color: var(--color-success);
      
      &:hover {
        color: var(--color-success-dark);
      }
    }
  }
}

/* ==========================================================================
   Register Button (Angular Material Raised Button)
   ========================================================================== */

.register-btn {
  @include material-button(var(--color-success));
  width: 100%;
  padding: 14px 24px;
  font-size: 1rem;
  font-weight: $font-weight-medium;
  border-radius: var(--border-radius-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  
  &:hover {
    background-color: var(--color-success-dark);
    transform: translateY(-1px);
    box-shadow: var(--shadow-lg);
  }
  
  &:active {
    transform: translateY(0);
  }
}

/* ==========================================================================
   Social Registration Section (Angular Material Style)
   ========================================================================== */

.social-login {
  margin-bottom: 24px;
}

.divider {
  position: relative;
  text-align: center;
  margin: 24px 0;
  
  &::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--color-border);
  }
  
  span {
    background-color: var(--color-surface);
    padding: 0 16px;
    color: var(--color-text-hint);
    font-size: 0.9rem;
  }
}

.social-buttons {
  display: flex;
  gap: 12px;
  
  @media (max-width: 576px) {
    flex-direction: column;
  }
}

.social-btn {
  flex: 1;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  background-color: var(--color-surface);
  color: var(--color-text-secondary);
  font-weight: $font-weight-medium;
  transition: var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  
  &:hover {
    border-color: var(--color-border-dark);
    background-color: var(--color-surface-variant);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
    color: var(--color-text-primary);
  }
  
  &.google-btn:hover {
    border-color: #db4437;
    color: #db4437;
  }
  
  &.github-btn:hover {
    border-color: #333;
    color: #333;
  }
}

/* ==========================================================================
   Login Link
   ========================================================================== */

.login-link {
  text-align: center;
  margin: 0;
  
  p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    margin: 0;
  }
}

.login-link-text {
  color: var(--color-success);
  text-decoration: none;
  font-weight: $font-weight-medium;
  transition: var(--transition-fast);
  
  &:hover {
    color: var(--color-success-dark);
    text-decoration: underline;
  }
}

/* ==========================================================================
   Error Messages (Angular Material Style)
   ========================================================================== */

.alert {
  border-radius: var(--border-radius-md);
  border: none;
  padding: 16px;
  margin-bottom: 24px;
  
  &.alert-danger {
    background-color: var(--color-error-bg);
    color: var(--color-error-dark);
    border-left: 4px solid var(--color-error);
  }
}

.invalid-feedback {
  display: block;
  font-size: 0.85rem;
  color: var(--color-error);
  margin-top: 8px;
  padding-left: 12px;
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */

@media (max-width: 992px) {
  .register-container {
    background: var(--gradient-success);
  }
  
  .register-form-container {
    padding: 24px 16px;
  }
  
  .register-card {
    margin: 0;
    box-shadow: var(--shadow-2xl);
  }
}

@media (max-width: 576px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .form-title {
    font-size: 1.5rem;
  }
  
  .register-card .card-body {
    padding: 24px 20px;
  }
  
  .register-form-container {
    flex: 0 0 auto;
    width: 100%;
  }
}