/* DSGVO ADV - Responsive CSS Styles */

/* CSS Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  line-height: 1.6;
  color: #333;
  background-color: #f8f9fa;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.header {
  background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
  color: white;
  padding: 1.5rem 0;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo h1 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.tagline {
  font-size: 0.9rem;
  opacity: 0.9;
  font-weight: 300;
}

.contact-info {
  font-size: 0.85rem;
  line-height: 1.4;
  text-align: right;
}

/* Main Content */
.main {
  flex: 1;
  padding: 2rem 0;
}

/* Progress Indicator */
.progress-indicator {
  display: flex;
  justify-content: center;
  margin-bottom: 3rem;
  padding: 0 1rem;
}

.progress-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex: 1;
  max-width: 200px;
}

.progress-step:not(:last-child)::after {
  content: "";
  position: absolute;
  top: 20px;
  left: 50%;
  width: 100%;
  height: 2px;
  background-color: #e0e0e0;
  z-index: 1;
}

.progress-step.active:not(:last-child)::after {
  background-color: #3498db;
}

.step-number {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: #e0e0e0;
  color: #666;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  position: relative;
  z-index: 2;
  transition: all 0.3s ease;
}

.progress-step.active .step-number {
  background-color: #3498db;
  color: white;
}

.step-label {
  margin-top: 0.5rem;
  font-size: 0.85rem;
  text-align: center;
  color: #666;
}

.progress-step.active .step-label {
  color: #3498db;
  font-weight: 600;
}

/* Form Section */
.form-section {
  margin-bottom: 3rem;
}

.form-container {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  padding: 2.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.form-header {
  text-align: center;
  margin-bottom: 2rem;
}

.form-header h2 {
  font-size: 1.8rem;
  color: #2c3e50;
  margin-bottom: 0.5rem;
}

.form-description {
  color: #666;
  font-size: 1rem;
  line-height: 1.5;
}

/* Form Groups */
.form-group {
  margin-bottom: 2rem;
  border: none;
  padding: 0;
}

.form-group legend {
  font-size: 1.2rem;
  font-weight: 600;
  color: #2c3e50;
  margin-bottom: 1rem;
  padding: 0;
  border: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.form-field {
  margin-bottom: 1.5rem;
}

.form-field label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: #2c3e50;
  font-size: 0.9rem;
}

.form-field label.required::after {
  content: " *";
  color: #e74c3c;
  font-weight: bold;
}

.form-field input {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid #e0e0e0;
  border-radius: 8px;
  font-size: 1rem;
  transition: all 0.3s ease;
  background-color: #fff;
}

.form-field input:focus {
  outline: none;
  border-color: #3498db;
  box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.form-field input:invalid {
  border-color: #e74c3c;
}

.form-field input:valid {
  border-color: #27ae60;
}

.field-error {
  color: #e74c3c;
  font-size: 0.8rem;
  margin-top: 0.25rem;
  min-height: 1.2rem;
}

/* Privacy Notice */
.privacy-notice {
  background-color: #f8f9fa;
  border: 1px solid #e9ecef;
  border-radius: 8px;
  padding: 1.5rem;
  margin: 2rem 0;
}

.privacy-notice h3 {
  color: #2c3e50;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.privacy-notice p {
  color: #666;
  font-size: 0.9rem;
  line-height: 1.5;
}

.privacy-notice a {
  color: #3498db;
  text-decoration: none;
}

.privacy-notice a:hover {
  text-decoration: underline;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.3s ease;
  min-height: 48px;
}

.btn-primary {
  background: linear-gradient(135deg, #3498db 0%, #2980b9 100%);
  color: white;
}

.btn-primary:hover {
  background: linear-gradient(135deg, #2980b9 0%, #1f5f8b 100%);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(52, 152, 219, 0.3);
}

.btn-secondary {
  background: #95a5a6;
  color: white;
}

.btn-secondary:hover {
  background: #7f8c8d;
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  min-height: 56px;
}

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* Form Actions */
.form-actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
  flex-wrap: wrap;
}

/* Loading States */
.loading-indicator {
  text-align: center;
  padding: 2rem;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 4px solid #f3f3f3;
  border-top: 4px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto 1rem;
}

.spinner-small {
  width: 16px;
  height: 16px;
  border: 2px solid #f3f3f3;
  border-top: 2px solid #3498db;
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-right: 0.5rem;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Success/Error Messages */
.success-message,
.error-message {
  text-align: center;
  padding: 2rem;
  border-radius: 8px;
  margin: 1rem 0;
}

.success-message {
  background-color: #d4edda;
  border: 1px solid #c3e6cb;
  color: #155724;
}

.error-message {
  background-color: #f8d7da;
  border: 1px solid #f5c6cb;
  color: #721c24;
}

.success-icon,
.error-icon {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.success-actions,
.error-actions {
  margin-top: 1rem;
}

/* Info Section */
.info-section {
  margin-top: 3rem;
}

.info-container {
  background: white;
  border-radius: 12px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  padding: 2.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.info-container h3 {
  text-align: center;
  color: #2c3e50;
  margin-bottom: 2rem;
  font-size: 1.5rem;
}

.info-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

.info-step {
  text-align: center;
}

.step-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  position: relative;
  display: inline-block;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: #f8f9fa;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
  transition: all 0.3s ease;
}

.step-icon-inner {
  transition: all 0.3s ease;
}

.check-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0);
  background: #28a745;
  color: white;
  border-radius: 50%;
  width: 60px;
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: bold;
  opacity: 0;
  transition: all 0.5s ease;
}

.info-step.completed .step-icon {
  background: #d4edda;
  border: 2px solid #28a745;
}

.info-step.completed .step-icon-inner {
  opacity: 0;
  transform: scale(0);
}

.info-step.completed .check-icon {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.info-step.processing .step-icon {
  background: #fff3cd;
  border: 2px solid #ffc107;
  animation: pulse 1s infinite;
}

@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.info-step h4 {
  color: #2c3e50;
  margin-bottom: 0.5rem;
  font-size: 1.1rem;
}

.info-step p {
  color: #666;
  font-size: 0.9rem;
  line-height: 1.5;
}

/* Footer */
.footer {
  background-color: #2c3e50;
  color: white;
  padding: 2rem 0;
  margin-top: auto;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-info p {
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
}

.footer-info a {
  color: #bdc3c7;
  text-decoration: none;
  margin: 0 0.5rem;
}

.footer-info a:hover {
  color: white;
  text-decoration: underline;
}

.footer-contact {
  text-align: right;
  font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .container {
    padding: 0 15px;
  }

  .header-content {
    flex-direction: column;
    text-align: center;
  }

  .contact-info {
    text-align: center;
  }

  .progress-indicator {
    flex-direction: column;
    gap: 1rem;
  }

  .progress-step:not(:last-child)::after {
    display: none;
  }

  .form-container {
    padding: 1.5rem;
    margin: 0 10px;
  }

  .form-row {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .info-steps {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  .footer-contact {
    text-align: center;
  }
}

@media (max-width: 480px) {
  .logo h1 {
    font-size: 1.5rem;
  }

  .form-header h2 {
    font-size: 1.5rem;
  }

  .form-container {
    padding: 1rem;
    margin: 0 5px;
  }

  .btn-large {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
  }
}

/* Print Styles */
@media print {
  .header,
  .footer,
  .progress-indicator,
  .info-section {
    display: none;
  }

  .form-container {
    box-shadow: none;
    border: 1px solid #ccc;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
.btn:focus,
input:focus {
  outline: 2px solid #3498db;
  outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
  .form-field input {
    border-width: 3px;
  }

  .btn {
    border: 2px solid currentColor;
  }
}

/* Modal Styles */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
}

.modal-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(2px);
}

.modal-content {
  position: relative;
  background: white;
  border-radius: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
  max-width: 900px;
  width: 90%;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  z-index: 1001;
  animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 2rem;
  border-bottom: 2px solid #e0e0e0;
}

.modal-header h2 {
  margin: 0;
  color: #2c3e50;
  font-size: 1.5rem;
}

.modal-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: #666;
  cursor: pointer;
  padding: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.modal-close:hover {
  background-color: #f0f0f0;
  color: #2c3e50;
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  flex: 1;
  max-height: calc(90vh - 150px);
}

.modal-body h1 {
  text-align: center;
  margin-bottom: 2rem;
  color: #2c3e50;
  font-size: 1.8rem;
}

.modal-body h3 {
  color: #2c3e50;
  margin-top: 1.5rem;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.modal-body p {
  margin-bottom: 1rem;
  line-height: 1.6;
  color: #333;
}

.modal-body strong {
  color: #2c3e50;
}

.modal-body a {
  color: #3498db;
  text-decoration: none;
}

.modal-body a:hover {
  text-decoration: underline;
}

.modal-body em {
  color: #666;
  font-style: italic;
}

.modal-loading {
  text-align: center;
  padding: 3rem;
}

.modal-loading p {
  margin-top: 1rem;
  color: #666;
}

.modal-footer {
  padding: 1.5rem 2rem;
  border-top: 2px solid #e0e0e0;
  display: flex;
  justify-content: flex-end;
  gap: 1rem;
}

/* Responsive Modal */
@media (max-width: 768px) {
  .modal-content {
    width: 95%;
    max-height: 95vh;
  }

  .modal-header,
  .modal-body,
  .modal-footer {
    padding: 1rem;
  }

  .modal-header h2 {
    font-size: 1.2rem;
  }

  .form-actions {
    flex-direction: column;
  }

  .form-actions .btn {
    width: 100%;
  }
}