/* ==========================================================================
   SmartDocify - Free QR Code Generator Tool Stylesheet
   ========================================================================== */

/* Main Container & Layout */
.qr-tool-wrapper {
  margin-bottom: 3.5rem;
}

.qr-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(360px, 0.8fr);
  gap: 2rem;
  align-items: start;
}

@media (max-width: 960px) {
  .qr-workspace {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

/* Privacy & Security Banner */
.privacy-banner {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-left: 4px solid var(--primary);
  border-radius: var(--radius-md);
  padding: 0.875rem 1.25rem;
  margin-bottom: 1.75rem;
  font-size: 0.925rem;
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}

.privacy-banner-icon {
  width: 20px;
  height: 20px;
  color: var(--primary);
  flex-shrink: 0;
}

/* Card Containers */
.qr-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  margin-bottom: 1.5rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.qr-card:last-child {
  margin-bottom: 0;
}

.qr-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.qr-card-title {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.qr-card-title svg {
  width: 20px;
  height: 20px;
  color: var(--primary);
}

/* QR Type Navigation Tabs */
.qr-types-nav {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 0.625rem;
  margin-bottom: 1.5rem;
}

.qr-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.85rem 0.6rem;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
  outline: none;
}

.qr-type-btn svg {
  width: 22px;
  height: 22px;
  transition: transform 0.2s ease, color 0.2s ease;
}

.qr-type-btn:hover {
  background: var(--bg-subtle, rgba(0,0,0,0.03));
  border-color: var(--border-strong);
  color: var(--text-primary);
  transform: translateY(-1px);
}

.qr-type-btn.active {
  background: var(--primary-light, rgba(37, 99, 235, 0.08));
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 0 1px var(--primary);
}

.qr-type-btn.active svg {
  color: var(--primary);
  transform: scale(1.08);
}

/* Dynamic Forms */
.qr-form-group {
  margin-bottom: 1.15rem;
}

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

.qr-form-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.45rem;
}

.qr-form-label .optional-hint {
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--text-subtle);
}

.qr-input,
.qr-textarea,
.qr-select {
  width: 100%;
  padding: 0.75rem 0.95rem;
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 0.925rem;
  color: var(--text-primary);
  font-family: inherit;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  box-sizing: border-box;
}

.qr-input:focus,
.qr-textarea:focus,
.qr-select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-light, rgba(37, 99, 235, 0.15));
}

.qr-textarea {
  resize: vertical;
  min-height: 85px;
  line-height: 1.5;
}

.qr-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.875rem;
}

.qr-grid-3 {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.75rem;
}

@media (max-width: 640px) {
  .qr-grid-2,
  .qr-grid-3 {
    grid-template-columns: 1fr;
  }
}

.qr-checkbox-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-primary);
  cursor: pointer;
  user-select: none;
  margin-top: 0.35rem;
}

.qr-checkbox-label input[type="checkbox"] {
  width: 17px;
  height: 17px;
  cursor: pointer;
  accent-color: var(--primary);
}

/* Customization Section */
.customization-section {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

/* Colors Row */
.color-picker-group {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

@media (max-width: 480px) {
  .color-picker-group {
    grid-template-columns: 1fr;
  }
}

.color-input-wrapper {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  padding: 0.35rem 0.5rem;
}

.color-input-native {
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  width: 34px;
  height: 34px;
  border: none;
  cursor: pointer;
  background: none;
  border-radius: var(--radius-sm);
  padding: 0;
}

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

.color-input-native::-webkit-color-swatch {
  border: 1px solid rgba(0,0,0,0.15);
  border-radius: 4px;
}

.color-hex-text {
  flex: 1;
  border: none;
  background: transparent;
  font-family: monospace;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
  outline: none;
  text-transform: uppercase;
}

/* Contrast Warning */
.contrast-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius-md);
  font-size: 0.825rem;
  margin-top: 0.5rem;
  background: var(--bg-subtle, rgba(0,0,0,0.03));
  border: 1px solid var(--border-subtle);
}

.contrast-ratio-text {
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.contrast-badge-good {
  color: #10b981;
}

.contrast-badge-warn {
  color: #f59e0b;
}

.contrast-warning-banner {
  display: none;
  align-items: flex-start;
  gap: 0.5rem;
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid #f59e0b;
  border-radius: var(--radius-md);
  padding: 0.65rem 0.85rem;
  color: #b45309;
  font-size: 0.825rem;
  line-height: 1.4;
  margin-top: 0.65rem;
}

.contrast-warning-banner.visible {
  display: flex;
}

.contrast-warning-banner svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 1px;
}

/* Size Pill Selector */
.size-presets-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.65rem;
}

.size-preset-btn {
  padding: 0.55rem 0.3rem;
  text-align: center;
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.size-preset-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.size-preset-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.custom-size-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.custom-size-slider {
  flex: 1;
  accent-color: var(--primary);
}

.custom-size-val {
  min-width: 65px;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  text-align: right;
}

/* Error Correction & Margin */
.ec-btn-group {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
}

.ec-btn {
  padding: 0.55rem 0.25rem;
  text-align: center;
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.15s ease;
  color: var(--text-muted);
}

.ec-btn .ec-name {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
}

.ec-btn .ec-percent {
  display: block;
  font-size: 0.725rem;
  opacity: 0.75;
}

.ec-btn:hover {
  border-color: var(--primary);
  color: var(--text-primary);
}

.ec-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
}

.slider-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.slider-group input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
}

.slider-val-badge {
  min-width: 32px;
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Logo Upload Section */
.logo-upload-box {
  border: 2px dashed var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  text-align: center;
  cursor: pointer;
  background: var(--bg-main, #ffffff);
  transition: all 0.2s ease;
}

.logo-upload-box:hover {
  border-color: var(--primary);
  background: var(--bg-subtle, rgba(0,0,0,0.02));
}

.logo-upload-box svg {
  width: 28px;
  height: 28px;
  color: var(--text-subtle);
  margin-bottom: 0.35rem;
}

.logo-active-card {
  display: none;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-subtle, rgba(0,0,0,0.03));
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
}

.logo-active-card.visible {
  display: flex;
}

.logo-thumb-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-thumb {
  width: 42px;
  height: 42px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  padding: 2px;
}

.logo-meta {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-primary);
}

.logo-meta small {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 400;
}

.btn-remove-logo {
  background: none;
  border: 1px solid var(--border-strong);
  color: #ef4444;
  border-radius: var(--radius-md);
  padding: 0.4rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-remove-logo:hover {
  background: #fee2e2;
  border-color: #ef4444;
}

.logo-options-grid {
  display: none;
  margin-top: 0.75rem;
  gap: 0.75rem;
}

.logo-options-grid.visible {
  display: grid;
}

.logo-warn-note {
  font-size: 0.775rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-top: 0.5rem;
  display: flex;
  align-items: flex-start;
  gap: 0.35rem;
}

.logo-warn-note svg {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  margin-top: 2px;
  color: #f59e0b;
}

/* Right Sticky Preview Column */
.qr-preview-column {
  position: sticky;
  top: 1.5rem;
}

.qr-preview-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  text-align: center;
}

.qr-preview-canvas-box {
  background: repeating-conic-gradient(#f8fafc 0% 25%, #e2e8f0 0% 50%) 50% / 20px 20px;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  margin-bottom: 1.25rem;
  box-shadow: inset 0 2px 6px rgba(0,0,0,0.06);
  position: relative;
  overflow: hidden;
}

[data-theme="dark"] .qr-preview-canvas-box {
  background: repeating-conic-gradient(#1e293b 0% 25%, #0f172a 0% 50%) 50% / 20px 20px;
}

.qr-canvas-element {
  max-width: 100%;
  height: auto;
  max-height: 280px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
  border-radius: var(--radius-sm);
  display: block;
}

.qr-empty-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  color: var(--text-subtle);
  padding: 2rem 1rem;
}

.qr-empty-placeholder svg {
  width: 48px;
  height: 48px;
  opacity: 0.5;
}

.qr-empty-placeholder p {
  margin: 0;
  font-size: 0.925rem;
  font-weight: 500;
}

/* Stats Pill Bar */
.qr-stats-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.25rem;
}

.qr-stat-badge {
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
}

.qr-scan-hint {
  font-size: 0.8rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-bottom: 1.25rem;
}

.qr-scan-hint svg {
  width: 15px;
  height: 15px;
  color: #10b981;
}

/* Download & Action Buttons */
.download-actions-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.625rem;
  margin-bottom: 0.75rem;
}

.btn-qr-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.15s ease;
  text-decoration: none;
  border: none;
  box-sizing: border-box;
}

.btn-qr-primary {
  background: var(--primary);
  color: #ffffff;
  grid-column: span 2;
}

.btn-qr-primary:hover {
  background: var(--primary-hover, #1d4ed8);
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
  transform: translateY(-1px);
}

.btn-qr-secondary {
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-strong);
  color: var(--text-primary);
}

.btn-qr-secondary:hover {
  background: var(--bg-subtle, rgba(0,0,0,0.03));
  border-color: var(--primary);
  color: var(--primary);
}

.secondary-actions-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.btn-qr-mini {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.55rem 0.4rem;
  border-radius: var(--radius-md);
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--bg-main, #ffffff);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-qr-mini:hover {
  border-color: var(--border-strong);
  color: var(--text-primary);
  background: var(--bg-subtle, rgba(0,0,0,0.03));
}

.btn-qr-mini svg {
  width: 14px;
  height: 14px;
}

/* Hero Section & Animation */
.qr-hero-card {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) 280px;
  gap: 2rem;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
}

@media (max-width: 820px) {
  .qr-hero-card {
    grid-template-columns: 1fr;
  }
}

.qr-hero-anim-box {
  width: 100%;
  max-width: 240px;
  aspect-ratio: 1;
  margin: 0 auto;
  position: relative;
  background: var(--bg-main, #ffffff);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-lg);
  padding: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.qr-anim-laser {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--primary), transparent);
  box-shadow: 0 0 10px var(--primary);
  animation: qrLaserScan 3s ease-in-out infinite alternate;
}

@keyframes qrLaserScan {
  0% { top: 8%; opacity: 0.3; }
  50% { top: 92%; opacity: 1; }
  100% { top: 8%; opacity: 0.3; }
}

@media (prefers-reduced-motion: reduce) {
  .qr-anim-laser {
    animation: none;
    top: 50%;
    opacity: 0.6;
  }
}

/* Toast Feedback */
.qr-toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #1e293b;
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 600;
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  z-index: 9999;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.2s ease, transform 0.2s ease;
  pointer-events: none;
}

.qr-toast.show {
  opacity: 1;
  transform: translateY(0);
}

/* Visual SEO Flow Cards */
.qr-flow-section {
  margin: 3.5rem 0;
}

.qr-flow-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.qr-flow-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  position: relative;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.qr-flow-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary);
}

.qr-flow-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--primary-light, rgba(37,99,235,0.1));
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.9rem;
  margin-bottom: 0.75rem;
}

.qr-flow-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.qr-flow-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
}

/* Print Styles */
@media print {
  body * {
    visibility: hidden;
  }
  .site-header,
  .site-footer,
  .hero-section,
  .qr-hero-card,
  .privacy-banner,
  .qr-card,
  .qr-types-nav,
  .qr-flow-section,
  .tool-seo-section,
  .tool-howto-section,
  .faq-section,
  #support-smartdocify-mount,
  .tools-grid,
  .secondary-actions-row,
  .download-actions-grid,
  .qr-stats-bar,
  .qr-scan-hint {
    display: none !important;
  }
  #qr-print-wrapper,
  #qr-print-wrapper * {
    visibility: visible;
  }
  #qr-print-wrapper {
    position: fixed;
    left: 0;
    top: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #ffffff !important;
    padding: 2rem;
    box-sizing: border-box;
  }
  #qr-print-canvas {
    max-width: 480px;
    max-height: 480px;
    width: auto;
    height: auto;
  }
  #qr-print-label {
    margin-top: 1.5rem;
    font-size: 1.35rem;
    font-weight: 700;
    color: #000000;
    text-align: center;
  }
}