/* ================================
   AUTHENTICATION STYLES
   ================================ */

body {
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--primary-light) 100%);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow-x: hidden;
}

/* Background */
.auth-bg {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  pointer-events: none;
}

.bg-circle {
  position: absolute;
  border-radius: 50%;
  opacity: 0.08;
  pointer-events: none;
}

.circle-1 {
  width: 400px;
  height: 400px;
  background-color: var(--primary);
  top: -100px;
  right: -100px;
}

.circle-2 {
  width: 300px;
  height: 300px;
  background-color: var(--secondary);
  bottom: 100px;
  left: -50px;
}

.circle-3 {
  width: 200px;
  height: 200px;
  background-color: var(--primary);
  top: 50%;
  right: 10%;
}

/* Container */
.auth-container {
  width: 100%;
  max-width: 450px;
  padding: var(--spacing-lg);
  position: relative;
  z-index: 1;
}

.auth-back {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: var(--dark);
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-fast);
}

.auth-back:hover {
  color: var(--primary);
  transform: translateX(-4px);
}

/* Card */
.auth-card {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-xl);
  animation: slideInUp var(--transition);
}

.auth-card.signup-card {
  padding: var(--spacing-2xl);
}

/* Logo */
.auth-logo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.auth-logo i {
  font-size: 48px;
  color: var(--primary);
}

.auth-logo h1 {
  font-size: 28px;
  color: var(--dark);
  margin: 0;
}

.auth-subtitle {
  text-align: center;
  color: var(--gray-600);
  margin-bottom: var(--spacing-xl);
  font-size: 14px;
}

/* Form */
.auth-form {
  margin-bottom: var(--spacing-lg);
}

.profile-toggle {
  margin-bottom: var(--spacing-lg);
}

.profile-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-sm);
  margin-top: var(--spacing-sm);
}

.radio-label {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  background-color: var(--gray-100);
}

.radio-label input {
  accent-color: var(--primary);
}

.radio-label:hover {
  border-color: var(--primary);
  background-color: var(--white);
}

.upload-group {
  margin-bottom: var(--spacing-lg);
}

.upload-input-wrapper {
  display: grid;
  gap: 8px;
}

.upload-hint {
  font-size: 12px;
  color: var(--gray-500);
}

.form-step {
  display: none;
  animation: slideInUp var(--transition);
}

.form-step.active {
  display: block;
}

.step-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.step-header h2 {
  margin-bottom: var(--spacing-sm);
  color: var(--dark);
}

.step-header p {
  color: var(--gray-600);
  font-size: 14px;
  margin: 0;
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
  color: var(--dark);
  font-size: 14px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: 16px;
  transition: all var(--transition-fast);
  color: var(--dark);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-control::placeholder {
  color: var(--gray-400);
}

.form-error {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--error, #dc2626);
}

.form-control.error {
  border-color: var(--error, #dc2626);
}

.profile-type-options {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--spacing-md);
}

.radio-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  background-color: var(--gray-100);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  padding: 12px 16px;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.radio-option input {
  accent-color: var(--primary);
}

.radio-option:hover {
  border-color: var(--primary);
  background-color: var(--white);
}

.company-fields {
  margin-bottom: var(--spacing-lg);
}

.company-fields.hidden {
  display: none;
}

.form-section {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  border: 1px solid rgba(148, 163, 184, 0.25);
  border-radius: calc(var(--radius-lg) + 2px);
  background-color: #ffffff;
  position: relative;
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.form-section legend {
  position: absolute;
  top: -12px;
  left: 24px;
  display: inline-block;
  padding: 0 12px;
  background-color: #ffffff;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.form-section .form-group {
  margin-bottom: var(--spacing-lg);
}

.upload-label-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.upload-input-wrapper {
  display: grid;
  gap: 8px;
  padding: var(--spacing-sm) 0;
}

.upload-input-wrapper input[type="file"] {
  border-radius: var(--radius-md);
}

.form-section .form-group label {
  font-size: 14px;
  color: var(--gray-900);
}

.camera-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 8px 12px;
  border-radius: var(--radius-md);
}

.camera-link:hover {
  background: var(--primary);
  color: #ffffff;
  gap: 8px;
}

.password-input {
  position: relative;
  display: flex;
  align-items: center;
}

.password-input .form-control {
  padding-right: 44px;
}

.toggle-password {
  position: absolute;
  right: 12px;
  background: none;
  border: none;
  color: var(--gray-500);
  cursor: pointer;
  font-size: 18px;
  transition: color var(--transition-fast);
  padding: 0;
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.toggle-password:hover {
  color: var(--primary);
}

.password-hint,
.password-rules {
  display: block;
  margin-top: 10px;
  color: var(--gray-500);
  font-size: 13px;
  line-height: 1.5;
}

.password-rules ul {
  margin: 8px 0 0;
  padding-left: 18px;
  color: var(--gray-600);
  font-size: 13px;
}

.password-rules ul li {
  margin-bottom: 6px;
  position: relative;
  padding-left: 18px;
  color: var(--gray-600);
  transition: color var(--transition-fast);
}

.password-rules ul li::before {
  content: '•';
  position: absolute;
  left: 0;
  color: var(--gray-400);
  font-size: 16px;
  line-height: 1;
}

.password-rules ul li.valid {
  color: var(--success, #10b981);
}

.password-rules ul li.valid::before {
  content: '✓';
  color: var(--success, #10b981);
}

.checkbox-label input {
  cursor: pointer;
  accent-color: var(--primary);
  width: 18px;
  height: 18px;
}

.checkbox-label.checkbox-large {
  flex-direction: row;
  align-items: flex-start;
}

.checkbox-label.checkbox-large input {
  margin-top: 2px;
  flex-shrink: 0;
}

.checkbox-label.checkbox-large span {
  line-height: 1.5;
}

.forgot-password {
  font-size: 14px;
  color: var(--primary);
  transition: color var(--transition-fast);
}

.forgot-password:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* Divider */
.form-divider {
  text-align: center;
  margin: var(--spacing-lg) 0;
  color: var(--gray-400);
  font-size: 14px;
  position: relative;
}

.form-divider::before,
.form-divider::after {
  content: '';
  position: absolute;
  top: 50%;
  width: calc(50% - 20px);
  height: 1px;
  background-color: var(--gray-300);
}

.form-divider::before {
  left: 0;
}

.form-divider::after {
  right: 0;
}

/* Social Login */
.social-login {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-xl);
}

.social-button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 16px;
  border: 1px solid var(--gray-300);
  background-color: var(--white);
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  color: var(--dark);
}

.social-button:hover {
  border-color: var(--primary);
  background-color: var(--primary-light);
}

.social-button i {
  font-size: 18px;
}

/* Form Buttons */
.form-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

/* Terms Box */
.terms-box {
  background-color: var(--gray-100);
  border-left: 4px solid var(--primary);
  padding: var(--spacing-lg);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-xl);
}

.terms-box h4 {
  margin-bottom: var(--spacing-md);
  color: var(--dark);
}

.terms-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.terms-list li {
  padding: 6px 0;
  color: var(--gray-600);
  font-size: 14px;
}

.terms-list a {
  color: var(--primary);
  font-weight: 600;
}

/* Footer */
.auth-footer {
  text-align: center;
  margin-top: var(--spacing-xl);
}

.auth-footer p {
  color: var(--gray-600);
  font-size: 14px;
  margin-bottom: var(--spacing-md);
}

.auth-footer .btn {
  width: 100%;
}

/* Security Badge */
.security-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background-color: rgba(16, 185, 129, 0.1);
  border-radius: var(--radius-md);
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
}

.security-badge i {
  font-size: 16px;
}

/* Progress Indicator */
.progress-indicator {
  margin-top: var(--spacing-xl);
  height: 3px;
  background-color: var(--gray-200);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background-color: var(--primary);
  width: 33%;
  transition: width var(--transition);
}

/* Camera Functionality */
.upload-label-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
}

.upload-label-wrapper label {
  margin: 0;
}

.camera-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--primary);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  padding: 0;
  white-space: nowrap;
}

.camera-link:hover {
  color: var(--primary-dark);
  gap: 8px;
}

.camera-link i {
  font-size: 16px;
}

/* Camera Modal */
.camera-modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md);
}

.camera-modal-content {
  background-color: var(--white);
  border-radius: var(--radius-lg);
  max-width: 500px;
  width: 100%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.camera-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg);
  border-bottom: 1px solid var(--gray-200);
}

.camera-header h3 {
  margin: 0;
  color: var(--dark);
  font-size: 18px;
}

.camera-close-btn {
  background: none;
  border: none;
  color: var(--gray-500);
  cursor: pointer;
  font-size: 24px;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color var(--transition-fast);
}

.camera-close-btn:hover {
  color: var(--dark);
}

.camera-preview-wrapper {
  flex: 1;
  background-color: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 400px;
  position: relative;
  overflow: hidden;
}

#cameraVideo {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.camera-controls {
  display: flex;
  gap: var(--spacing-md);
  padding: var(--spacing-lg);
  border-top: 1px solid var(--gray-200);
  background-color: var(--gray-50);
}

.camera-controls .btn {
  flex: 1;
}

/* Upload Preview */
.upload-preview {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  background-color: var(--gray-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
}

.upload-preview.hidden {
  display: none;
}

.preview-item {
  position: relative;
  display: inline-block;
  width: 100%;
}

.preview-item img {
  width: 100%;
  max-height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  display: block;
}

.preview-remove {
  position: absolute;
  top: 8px;
  right: 8px;
  background-color: var(--white);
  border: none;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--error);
  font-size: 20px;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-md);
}

.preview-remove:hover {
  background-color: var(--error);
  color: var(--white);
  transform: scale(1.1);
}

/* Responsive */
@media (max-width: 480px) {
  .auth-container {
    padding: var(--spacing-md);
  }

  .auth-card,
  .auth-card.signup-card {
    padding: var(--spacing-lg);
  }

  .social-login {
    grid-template-columns: 1fr;
  }

  .form-buttons {
    grid-template-columns: 1fr;
  }

  .form-options {
    flex-direction: column;
    align-items: flex-start;
  }

  .auth-logo i {
    font-size: 36px;
  }

  .auth-logo h1 {
    font-size: 24px;
  }

  .camera-preview-wrapper {
    min-height: 300px;
  }

  .upload-label-wrapper {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }

  .camera-link {
    width: 100%;
    justify-content: center;
  }
}