/* ==========================================================================
   QR Code Generator Styles
   ========================================================================== */

/* Page Layout */
.generator-page {
  padding: var(--space-32) 0 var(--space-24);
  min-height: 100vh;
}

.generator-header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.generator-title {
  font-size: var(--text-4xl);
  margin-bottom: var(--space-4);
  background: linear-gradient(135deg, var(--color-text-primary) 0%, var(--color-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.generator-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-secondary);
}

/* Generator Layout */
.generator-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
}

@media (min-width: 1024px) {
  .generator-layout {
    grid-template-columns: 1fr 400px;
    gap: var(--space-12);
    align-items: start;
  }
}

/* Form Sections */
.form-section {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  margin-bottom: var(--space-6);
}

.form-section-title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--space-4);
}

/* Code Type Selection */
.code-type-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-3);
}

@media (min-width: 640px) {
  .code-type-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.code-type-option {
  cursor: pointer;
  display: flex;
}

.code-type-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.code-type-card {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-align: center;
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.code-type-option input:checked + .code-type-card {
  border-color: var(--color-primary);
  background: rgba(36, 84, 133, 0.05);
}

[data-theme="dark"] .code-type-option input:checked + .code-type-card {
  background: rgba(191, 207, 226, 0.1);
}

.code-type-option:hover .code-type-card {
  border-color: var(--color-primary-light);
}

.code-type-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  text-align: center;
  margin-top: var(--space-3);
}

/* Content Tabs */
.content-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-2);
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.content-tab {
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.content-tab:hover {
  color: var(--color-primary);
  border-color: var(--color-primary-light);
}

.content-tab.active {
  color: var(--color-primary);
  background: rgba(36, 84, 133, 0.05);
  border-color: var(--color-primary);
}

[data-theme="dark"] .content-tab:hover {
  border-color: var(--color-primary-light);
}

[data-theme="dark"] .content-tab.active {
  background: rgba(191, 207, 226, 0.1);
}

/* Content Panels */
.content-panel {
  display: none;
}

.content-panel.active {
  display: block;
}

/* Form Elements */
.form-group {
  margin-bottom: var(--space-4);
}

.form-group:last-child {
  margin-bottom: 0;
}

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

@media (min-width: 480px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  margin-bottom: var(--space-2);
}

.form-optional {
  font-weight: var(--weight-normal);
  color: var(--color-text-tertiary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(36, 84, 133, 0.1);
}

[data-theme="dark"] .form-input:focus,
[data-theme="dark"] .form-select:focus,
[data-theme="dark"] .form-textarea:focus {
  box-shadow: 0 0 0 3px rgba(191, 207, 226, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%234a5568' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-10);
}

[data-theme="dark"] .form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23a8b5c4' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
}

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

/* Time Input Group */
.time-input-group {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.time-select {
  width: auto;
  min-width: 60px;
  padding: var(--space-3) var(--space-3);
  padding-right: var(--space-8);
}

.time-select.ampm-select {
  min-width: 70px;
}

.time-separator {
  font-weight: 600;
  color: var(--color-text-secondary);
}

.form-radio-group {
  display: flex;
  gap: var(--space-4);
}

.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-tertiary);
  margin-top: var(--space-2);
}

/* Checkbox & Radio */
.form-checkbox,
.form-radio {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  cursor: pointer;
  font-size: var(--text-sm);
  color: var(--color-text-primary);
}

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

.radio-group {
  display: flex;
  gap: var(--space-6);
}

/* Contact Format Tabs */
.contact-format-tabs {
  display: flex;
  gap: var(--space-2);
}

.contact-format-option {
  flex: 1;
  cursor: pointer;
}

.contact-format-option input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.contact-format-btn {
  display: block;
  padding: var(--space-3) var(--space-4);
  text-align: center;
  font-weight: var(--weight-medium);
  color: var(--color-text-secondary);
  background: var(--color-bg-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.contact-format-option input:checked + .contact-format-btn {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(36, 84, 133, 0.05);
}

[data-theme="dark"] .contact-format-option input:checked + .contact-format-btn {
  background: rgba(191, 207, 226, 0.1);
}

.contact-format-option:hover .contact-format-btn {
  border-color: var(--color-primary-light);
}

.contact-fields[hidden] {
  display: none;
}

/* Form Fieldset */
.form-fieldset {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.form-legend {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text-primary);
  padding: 0 var(--space-2);
}

/* Three column row */
.form-row-3 {
  grid-template-columns: 1fr;
}

@media (min-width: 480px) {
  .form-row-3 {
    grid-template-columns: 1fr 1fr 1fr;
  }
}

/* vCard person/company fields */
.vcard-person-fields.hidden {
  display: none;
}

/* Color Input */
.color-input-wrapper {
  display: flex;
  gap: var(--space-2);
  align-items: center;
}

.form-color {
  width: 48px;
  height: 40px;
  padding: var(--space-1);
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-md);
  cursor: pointer;
  background: var(--color-bg-primary);
}

.form-color::-webkit-color-swatch-wrapper {
  padding: 0;
}

.form-color::-webkit-color-swatch {
  border: none;
  border-radius: var(--radius-sm);
}

.form-input-small {
  width: 100px;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  text-transform: uppercase;
}

.color-options-note {
  margin-top: var(--space-2);
}

/* Advanced Options */
.advanced-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--space-4);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text-primary);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.advanced-toggle:hover {
  border-color: var(--color-primary-light);
}

.advanced-toggle[aria-expanded="true"] {
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  border-bottom-color: transparent;
}

.toggle-icon {
  width: 20px;
  height: 20px;
  color: var(--color-text-tertiary);
  transition: transform var(--transition-fast);
}

.advanced-toggle[aria-expanded="true"] .toggle-icon {
  transform: rotate(180deg);
}

.advanced-options {
  padding: var(--space-6);
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  margin-top: -1px;
}

.advanced-options[hidden] {
  display: none;
}

/* Conditional Visibility */
.qr-only,
.event-time {
  transition: opacity var(--transition-fast);
}

.qr-only.hidden,
.event-time.hidden {
  display: none;
}

/* Generate Button - Fixed when form in view */
.form-actions {
  margin-top: var(--space-6);
}

.form-actions.fixed {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  margin: 0;
  padding: var(--space-4) var(--space-6);
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
  z-index: 100;
}

.form-actions.fixed .btn-generate {
  max-width: 600px;
  margin: 0 auto;
}

.generator-layout.has-fixed-button {
  padding-bottom: calc(var(--space-20) + var(--space-8));
}

.btn-generate {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  width: 100%;
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text-inverse);
  background: var(--gradient-primary);
  border: none;
  border-radius: var(--radius-xl);
  cursor: pointer;
  transition: all var(--transition-base);
}

.btn-generate:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-generate:active {
  transform: translateY(0);
}

.btn-generate svg {
  width: 24px;
  height: 24px;
}

.btn-generate.loading {
  opacity: 0.7;
  cursor: wait;
}

.btn-generate.loading svg {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* Error Message */
.error-message {
  color: var(--color-error);
}

/* Result Panel */
.generator-result {
  position: sticky;
  top: calc(var(--space-20) + var(--space-4));
}

.result-placeholder,
.result-content {
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
}

.result-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  text-align: center;
  color: var(--color-text-tertiary);
}

.result-placeholder svg {
  width: 80px;
  height: 80px;
  margin-bottom: var(--space-4);
  opacity: 0.3;
}

.result-placeholder p {
  font-size: var(--text-base);
}

.result-placeholder[hidden],
.result-content[hidden] {
  display: none;
}

.result-image {
  display: flex;
  justify-content: center;
  padding: var(--space-6);
  background: white;
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-6);
}

.result-image img {
  max-width: 100%;
  height: auto;
}

.result-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-3);
}

.btn-download,
.btn-back-to-form {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: inherit;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: 1;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
  border: none;
  cursor: pointer;
}

.btn-download {
  color: var(--color-primary);
  background: rgba(36, 84, 133, 0.1);
}

.btn-download:hover {
  background: var(--color-primary);
  color: var(--color-text-inverse);
}

.btn-back-to-form {
  color: var(--color-text-secondary);
  background: var(--color-bg-tertiary);
}

.btn-back-to-form:hover {
  color: var(--color-text-primary);
  background: var(--color-border);
}

.btn-download svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.btn-back-to-form[hidden] {
  display: none;
}

/* Info Section */
.generator-info {
  margin-top: var(--space-16);
  padding-top: var(--space-12);
  border-top: 1px solid var(--color-border);
}

.generator-info h2 {
  font-size: var(--text-2xl);
  margin-bottom: var(--space-4);
  text-align: center;
}

.generator-info > p {
  text-align: center;
  max-width: 600px;
  margin: 0 auto var(--space-8);
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-6);
}

.info-card {
  padding: var(--space-6);
  background: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
}

.info-card h3 {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-primary);
  margin-bottom: var(--space-2);
}

.info-card p {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* Mobile Adjustments */
@media (max-width: 1023px) {
  .generator-result {
    position: static;
    order: -1;
  }

  .result-placeholder {
    min-height: 200px;
  }
}

@media (max-width: 639px) {
  .generator-page {
    padding-top: var(--space-24);
  }

  .generator-title {
    font-size: var(--text-3xl);
  }

  .form-section {
    padding: var(--space-4);
  }

  .content-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Qrafter Promo Section */
.qrafter-promo {
  margin-top: var(--space-8);
  padding: var(--space-6);
  background: linear-gradient(135deg, var(--color-primary) 0%, #1a3d5c 100%);
  border-radius: var(--radius-lg);
  color: white;
}

[data-theme="dark"] .qrafter-promo {
  background: linear-gradient(135deg, #1a3d5c 0%, #0d1f2d 100%);
}

.promo-content h2 {
  color: white;
  margin-bottom: var(--space-3);
  font-size: var(--text-xl);
}

.promo-content p {
  color: rgba(255, 255, 255, 0.9);
  margin-bottom: var(--space-4);
  font-size: var(--text-base);
  line-height: 1.6;
}

.promo-content strong {
  color: white;
}

.promo-features {
  list-style: none;
  padding: 0;
  margin: 0 0 var(--space-5) 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-2);
}

.promo-features li {
  color: rgba(255, 255, 255, 0.9);
  padding-left: var(--space-5);
  position: relative;
  font-size: var(--text-sm);
}

.promo-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-accent);
  font-weight: 600;
}

.qrafter-promo .btn-primary {
  background: white;
  color: var(--color-primary);
  border: none;
  font-weight: 600;
}

.qrafter-promo .btn-primary:hover {
  background: rgba(255, 255, 255, 0.9);
  transform: translateY(-1px);
}

@media (max-width: 768px) {
  .qrafter-promo {
    padding: var(--space-5);
    margin-top: var(--space-6);
  }

  .promo-features {
    grid-template-columns: 1fr;
  }
}