/* ========================================
   KI-CODEX Design System
   ======================================== */

:root {
  /* Colors */
  --codex-primary: #234B73;
  --codex-primary-light: #2d6098;
  --codex-accent: #64AD59;
  --codex-accent-dark: #4e8a45;
  --codex-bg: #f8f9fb;
  --codex-white: #ffffff;
  --codex-text: #2C3E50;
  --codex-text-light: #5D6D7E;
  --codex-border: #e2e8f0;
  --codex-error: #dc2626;
  --codex-warning: #f59e0b;
  --codex-success: #16a34a;

  /* Typography */
  --font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 2rem;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 32px;
  --space-2xl: 48px;

  /* Borders & Shadows */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 24px rgba(0,0,0,0.12);

  /* Transitions */
  --transition: 0.2s ease;
}

/* ========================================
   Reset & Base
   ======================================== */

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  color: var(--codex-text);
  background: var(--codex-bg);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ========================================
   Header
   ======================================== */

.codex-header {
  background: var(--codex-primary);
  color: var(--codex-white);
  padding: var(--space-md) var(--space-lg);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.brand-link {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.brand-logo {
  display: block;
  height: 48px;
  width: auto;
  background: #fff;
  border-radius: 6px;
  padding: 2px;
}

.logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--codex-white);
  text-decoration: none;
  letter-spacing: 0.5px;
}

.btn-lang {
  background: rgba(255,255,255,0.15);
  color: var(--codex-white);
  border: 1px solid rgba(255,255,255,0.3);
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition: background var(--transition);
}

.btn-lang:hover {
  background: rgba(255,255,255,0.25);
}

/* ========================================
   Main / Wizard
   ======================================== */

.codex-main {
  flex: 1;
  max-width: 780px;
  width: 100%;
  margin: 0 auto;
  padding: var(--space-xl) var(--space-lg);
}

/* Progress */
.wizard-progress {
  margin-bottom: var(--space-xl);
}

.progress-steps {
  display: flex;
  justify-content: space-between;
  margin-bottom: var(--space-sm);
}

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

.progress-step-dot {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--codex-border);
  color: var(--codex-text-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
  transition: all var(--transition);
  position: relative;
  z-index: 2;
}

.progress-step.active .progress-step-dot {
  background: var(--codex-primary);
  color: var(--codex-white);
  box-shadow: 0 0 0 4px rgba(35, 75, 115, 0.2);
}

.progress-step.completed .progress-step-dot {
  background: var(--codex-accent);
  color: var(--codex-white);
}

.progress-step-label {
  font-size: var(--font-size-xs);
  color: var(--codex-text-light);
  margin-top: var(--space-xs);
  text-align: center;
  white-space: nowrap;
}

.progress-step.active .progress-step-label {
  color: var(--codex-primary);
  font-weight: 600;
}

.progress-bar {
  height: 4px;
  background: var(--codex-border);
  border-radius: 2px;
  margin-top: var(--space-sm);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: var(--codex-accent);
  border-radius: 2px;
  transition: width 0.4s ease;
  width: 0%;
}

/* Wizard Container */
.wizard-container {
  background: var(--codex-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  box-shadow: var(--shadow-md);
  min-height: 400px;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.step-title {
  font-size: var(--font-size-2xl);
  color: var(--codex-primary);
  margin-bottom: var(--space-sm);
  font-weight: 700;
}

.step-description {
  color: var(--codex-text-light);
  margin-bottom: var(--space-xl);
  font-size: var(--font-size-base);
  line-height: 1.6;
}

/* Navigation */
.wizard-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: var(--space-xl);
  padding-top: var(--space-lg);
}

.step-indicator {
  color: var(--codex-text-light);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
  padding: 12px 28px;
  border-radius: var(--radius-md);
  font-size: var(--font-size-base);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--codex-primary);
  color: var(--codex-white);
}

.btn-primary:hover:not(:disabled) {
  background: var(--codex-primary-light);
  box-shadow: var(--shadow-sm);
}

.btn-secondary {
  background: transparent;
  color: var(--codex-primary);
  border: 2px solid var(--codex-border);
}

.btn-secondary:hover:not(:disabled) {
  border-color: var(--codex-primary);
  background: rgba(35, 75, 115, 0.04);
}

.btn-accent {
  background: var(--codex-accent);
  color: var(--codex-white);
}

.btn-accent:hover:not(:disabled) {
  background: var(--codex-accent-dark);
  box-shadow: var(--shadow-sm);
}

.btn-download {
  background: var(--codex-accent);
  color: var(--codex-white);
  padding: 14px 36px;
  font-size: var(--font-size-lg);
}

.btn-download:hover:not(:disabled) {
  background: var(--codex-accent-dark);
  box-shadow: var(--shadow-md);
  transform: translateY(-1px);
}

/* ========================================
   Form Fields
   ======================================== */

.field-group {
  margin-bottom: var(--space-lg);
}

.field-label {
  display: block;
  font-weight: 600;
  color: var(--codex-text);
  margin-bottom: var(--space-sm);
  font-size: var(--font-size-sm);
}

.field-label .required {
  color: var(--codex-error);
  margin-left: 2px;
}

.field-hint {
  display: block;
  color: var(--codex-text-light);
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-sm);
  font-weight: 400;
}

.field-input,
.field-select,
.field-textarea {
  width: 100%;
  padding: 10px 14px;
  border: 2px solid var(--codex-border);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-base);
  font-family: var(--font-family);
  color: var(--codex-text);
  background: var(--codex-white);
  transition: border-color var(--transition);
}

.field-input:focus,
.field-select:focus,
.field-textarea:focus {
  outline: none;
  border-color: var(--codex-primary);
  box-shadow: 0 0 0 3px rgba(35, 75, 115, 0.1);
}

.field-input.error,
.field-select.error {
  border-color: var(--codex-error);
}

.field-error {
  color: var(--codex-error);
  font-size: var(--font-size-xs);
  margin-top: var(--space-xs);
  display: none;
}

.field-input.error + .field-error,
.field-select.error + .field-error {
  display: block;
}

.field-textarea {
  resize: vertical;
  min-height: 80px;
}

/* Radio & Checkbox Groups */
.option-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.option-group.horizontal {
  flex-direction: row;
  flex-wrap: wrap;
  gap: var(--space-md);
}

.option-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  padding: 10px 14px;
  border: 2px solid var(--codex-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.option-item:hover {
  border-color: var(--codex-primary);
  background: rgba(35, 75, 115, 0.02);
}

.option-item.selected {
  border-color: var(--codex-primary);
  background: rgba(35, 75, 115, 0.06);
}

.option-item input[type="radio"],
.option-item input[type="checkbox"] {
  margin-top: 2px;
  accent-color: var(--codex-primary);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.option-item label {
  cursor: pointer;
  font-size: var(--font-size-sm);
  line-height: 1.4;
}

/* Checkbox Grid (departments) */
.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-sm);
}

/* Department sub-config (intensity per department) */
.dept-config {
  margin-top: var(--space-lg);
  padding: var(--space-lg);
  background: var(--codex-bg);
  border-radius: var(--radius-md);
  border: 1px solid var(--codex-border);
}

.dept-config-title {
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--codex-primary);
  margin-bottom: var(--space-md);
}

.dept-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--codex-border);
}

.dept-row:last-child {
  border-bottom: none;
}

.dept-name {
  font-weight: 500;
  font-size: var(--font-size-sm);
}

.dept-intensity {
  display: flex;
  gap: var(--space-xs);
}

.dept-intensity button {
  padding: 4px 12px;
  border: 1px solid var(--codex-border);
  background: var(--codex-white);
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  cursor: pointer;
  transition: all var(--transition);
}

.dept-intensity button.active {
  background: var(--codex-primary);
  color: var(--codex-white);
  border-color: var(--codex-primary);
}

/* ========================================
   Preview (Step 5)
   ======================================== */

.policy-preview {
  background: var(--codex-white);
  border: 1px solid var(--codex-border);
  border-radius: var(--radius-md);
  padding: var(--space-xl);
  max-height: 500px;
  overflow-y: auto;
  font-size: var(--font-size-sm);
  line-height: 1.7;
  -webkit-user-select: none;
  user-select: none;
}

.policy-preview h1 {
  font-size: var(--font-size-2xl);
  color: var(--codex-primary);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 3px solid var(--codex-accent);
}

.policy-preview h2 {
  font-size: var(--font-size-xl);
  color: var(--codex-primary);
  margin: var(--space-xl) 0 var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--codex-border);
}

.policy-preview h3 {
  font-size: var(--font-size-lg);
  color: var(--codex-text);
  margin: var(--space-lg) 0 var(--space-sm);
}

.policy-preview h3[data-ampel] {
  display: flex;
  align-items: center;
  gap: 0.4em;
}

.ampel-badge {
  font-size: 1.2em;
  line-height: 1;
}

.ampel-green { color: #16a34a; }
.ampel-yellow { color: #f59e0b; }
.ampel-red { color: #dc2626; }

.policy-preview p {
  margin-bottom: var(--space-md);
}

.policy-preview ul, .policy-preview ol {
  margin: var(--space-sm) 0 var(--space-md) var(--space-lg);
}

.policy-preview li {
  margin-bottom: var(--space-xs);
}

.policy-preview .meta-info {
  color: var(--codex-text-light);
  font-size: var(--font-size-xs);
  margin-bottom: var(--space-xl);
}

.export-actions {
  display: flex;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

/* ========================================
   Footer
   ======================================== */

.codex-footer {
  background: var(--codex-white);
  border-top: 1px solid var(--codex-border);
  padding: var(--space-lg) var(--space-lg);
  margin-top: auto;
}

.codex-footer-inner {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.codex-footer-privacy {
  font-size: var(--font-size-sm);
  color: var(--codex-text);
  font-weight: 500;
}

.codex-footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-sm);
  font-size: var(--font-size-xs);
}

.codex-footer-nav a {
  color: var(--codex-text-light);
  text-decoration: none;
}

.codex-footer-nav a:hover {
  color: var(--codex-primary);
  text-decoration: underline;
}

.codex-footer-nav span {
  color: var(--codex-border);
}

.codex-footer-copy {
  font-size: var(--font-size-xs);
  color: var(--codex-text-light);
}

.trust-banner {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  padding: var(--space-lg);
  background: rgba(100, 173, 89, 0.06);
  border: 1px solid rgba(100, 173, 89, 0.25);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-xl);
}

.trust-banner-icon {
  font-size: 1.6rem;
  line-height: 1;
  flex-shrink: 0;
}

.trust-banner-text {
  font-size: var(--font-size-sm);
  color: var(--codex-text);
}

.trust-banner-text strong {
  display: block;
  margin-bottom: 2px;
}

.trust-banner-text span {
  color: var(--codex-text-light);
  font-size: var(--font-size-xs);
}

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

@media (max-width: 640px) {
  .codex-main {
    padding: var(--space-md);
  }

  .wizard-container {
    padding: var(--space-lg);
  }

  .step-title {
    font-size: var(--font-size-xl);
  }

  .progress-step-label {
    display: none;
  }

  .checkbox-grid {
    grid-template-columns: 1fr;
  }

  .wizard-nav {
    flex-wrap: wrap;
    gap: var(--space-sm);
  }

  .btn {
    padding: 10px 20px;
    font-size: var(--font-size-sm);
  }

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

  .export-actions .btn {
    width: 100%;
    justify-content: center;
  }

  .dept-row {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
  }
}

/* ========================================
   Payment Modal
   ======================================== */

.codex-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: var(--space-md);
}

.codex-modal {
  background: var(--codex-white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  max-width: 480px;
  width: 100%;
  position: relative;
  box-shadow: var(--shadow-lg);
  animation: fadeIn 0.2s ease;
}

.codex-modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--codex-text-light);
  cursor: pointer;
  line-height: 1;
  padding: 4px;
}

.codex-modal-close:hover {
  color: var(--codex-text);
}

.codex-modal h3 {
  font-size: var(--font-size-xl);
  color: var(--codex-primary);
  margin-bottom: var(--space-sm);
}

.codex-modal p {
  color: var(--codex-text-light);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
}

.codex-modal-price {
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--codex-primary);
  margin-bottom: var(--space-md);
}

.codex-modal-price span {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--codex-text-light);
}

.codex-modal-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  margin-bottom: var(--space-lg);
  font-size: var(--font-size-sm);
  color: var(--codex-text);
}

.codex-modal-features div::before {
  content: '\2713\00a0';
  color: var(--codex-accent);
  font-weight: 700;
}

.codex-modal-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.codex-modal-form .field-label {
  margin-bottom: 0;
}

/* ========================================
   Paywall Hint (above export buttons)
   ======================================== */

.export-paywall-hint {
  margin-top: var(--space-xl);
  padding: var(--space-lg);
  background: linear-gradient(135deg, rgba(35, 75, 115, 0.06), rgba(100, 173, 89, 0.06));
  border: 2px solid var(--codex-primary);
  border-radius: var(--radius-md);
  text-align: center;
}

.export-paywall-hint .paywall-price {
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--codex-primary);
  margin-bottom: var(--space-xs);
}

.export-paywall-hint .paywall-price span {
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: var(--codex-text-light);
}

.export-paywall-hint p {
  color: var(--codex-text-light);
  font-size: var(--font-size-sm);
  margin: 0;
}

@media print {
  .codex-header,
  .wizard-progress,
  .wizard-nav,
  .codex-footer,
  .export-actions {
    display: none;
  }

  .wizard-container {
    box-shadow: none;
    padding: 0;
  }

  .policy-preview {
    max-height: none;
    overflow: visible;
    border: none;
    padding: 0;
  }
}