/**
 * ONE RESIZER — Tool 25: QR Code Generator Stylesheet
 * Tabbed QR Types, Live Preview Stage, Color Pickers & Logo Controls,
 * High-Res PNG & Vector SVG Export, and Responsive 2-Column Studio.
 */

/* ========================================================
   CONTAINER & WORKSPACE
   ======================================================== */
.qrgen-container {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.qrgen-studio-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 900px) {
  .qrgen-studio-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================================
   LEFT COLUMN: TYPE SELECTOR & INPUT CONTROLS
   ======================================================== */
.qrgen-panel-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

/* QR Type Tabs */
.qrgen-types-nav {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 6px;
  margin-bottom: 20px;
  background: var(--bg-subtle);
  padding: 4px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
}
@media (max-width: 600px) {
  .qrgen-types-nav {
    grid-template-columns: repeat(3, 1fr);
  }
}

.qrgen-type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 8px 4px;
  background: transparent;
  border: none;
  border-radius: var(--radius-md);
  font-size: 11px;
  font-weight: 800;
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition);
}
.qrgen-type-btn .qr-icon {
  font-size: 16px;
}
.qrgen-type-btn:hover {
  color: var(--text-heading);
}
.qrgen-type-btn.active {
  background: var(--bg-card);
  color: var(--primary-cyan);
  box-shadow: var(--shadow-sm);
}

/* Input Form Sections */
.qrgen-form-group {
  margin-bottom: 16px;
}
.qrgen-label {
  display: block;
  font-size: 12px;
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 6px;
}
.qrgen-input, .qrgen-textarea, .qrgen-select {
  width: 100%;
  padding: 10px 12px;
  background: var(--bg-subtle);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-md);
  color: var(--text-heading);
  font-size: 13.5px;
  font-family: inherit;
  box-sizing: border-box;
  transition: var(--transition);
}
.qrgen-input:focus, .qrgen-textarea:focus, .qrgen-select:focus {
  outline: none;
  border-color: var(--primary-cyan);
  background: var(--bg-card);
  box-shadow: 0 0 0 3px rgba(6, 182, 212, 0.15);
}
.qrgen-textarea {
  min-height: 80px;
  resize: vertical;
}

/* Customization Accordion / Box */
.qrgen-custom-section {
  border-top: 1px solid var(--line);
  padding-top: 16px;
  margin-top: 18px;
}
.qrgen-section-title {
  font-size: 13px;
  font-weight: 850;
  color: var(--text-heading);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.qrgen-colors-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 14px;
}
.qrgen-color-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-subtle);
  padding: 6px 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}
.qrgen-color-picker {
  -webkit-appearance: none;
  border: none;
  width: 28px;
  height: 28px;
  border-radius: 6px;
  cursor: pointer;
  background: transparent;
  padding: 0;
}
.qrgen-color-picker::-webkit-color-swatch-wrapper {
  padding: 0;
}
.qrgen-color-picker::-webkit-color-swatch {
  border: 1px solid var(--line);
  border-radius: 6px;
}
.qrgen-color-label {
  font-size: 11.5px;
  font-weight: 750;
  color: var(--text-heading);
}

/* Button Groups for Resolution & Error Correction */
.qrgen-btn-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.qrgen-btn-group.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}
.qrgen-opt-btn {
  padding: 7px 4px;
  background: var(--bg-subtle);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-md);
  font-size: 11px;
  font-weight: 800;
  color: var(--text-muted);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}
.qrgen-opt-btn:hover {
  color: var(--text-heading);
}
.qrgen-opt-btn.active {
  background: var(--bg-card);
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
  box-shadow: var(--shadow-sm);
}

/* Logo Upload Row */
.qrgen-logo-box {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 8px 12px;
}
.qrgen-logo-preview {
  width: 32px;
  height: 32px;
  border-radius: 6px;
  background: #fff;
  border: 1px solid var(--line);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  font-size: 10px;
  color: var(--text-muted);
}
.qrgen-logo-preview img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.qrgen-logo-btn {
  font-size: 11.5px;
  font-weight: 750;
  background: var(--bg-card);
  border: 1px solid var(--line);
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  color: var(--text-heading);
  cursor: pointer;
  transition: var(--transition);
}
.qrgen-logo-btn:hover {
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
}
.qrgen-logo-remove {
  font-size: 11.5px;
  color: #ef4444;
  background: transparent;
  border: none;
  cursor: pointer;
  font-weight: 750;
  margin-left: auto;
  display: none;
}
.qrgen-logo-remove.active {
  display: block;
}

/* ========================================================
   RIGHT COLUMN: LIVE PREVIEW & DOWNLOAD ACTIONS
   ======================================================== */
.qrgen-preview-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.qrgen-preview-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}
.qrgen-preview-title {
  font-size: 14px;
  font-weight: 850;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 6px;
}
.qrgen-live-badge {
  font-size: 10.5px;
  font-weight: 800;
  color: #10b981;
  background: rgba(16, 185, 129, 0.12);
  padding: 3px 8px;
  border-radius: var(--radius-full);
}

/* Stage & Canvas */
.qrgen-stage {
  width: 100%;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 260px;
  margin-bottom: 18px;
  position: relative;
}

.qrgen-canvas-wrapper {
  padding: 16px;
  background: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
}
.qrgen-canvas-wrapper canvas, .qrgen-canvas-wrapper img {
  max-width: 220px;
  max-height: 220px;
  display: block;
}

.qrgen-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  color: var(--text-muted);
}
.qrgen-empty-icon {
  font-size: 32px;
  margin-bottom: 8px;
}
.qrgen-empty-text {
  font-size: 12.5px;
  font-weight: 750;
}

/* Action Buttons */
.qrgen-actions-grid {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.qrgen-btn-primary {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 14px;
  background: linear-gradient(135deg, var(--primary-cyan), var(--primary-blue));
  color: #fff;
  font-size: 13.5px;
  font-weight: 850;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(6, 182, 212, 0.3);
  transition: var(--transition);
}
.qrgen-btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(6, 182, 212, 0.4);
}

.qrgen-btn-secondary {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px 14px;
  background: var(--bg-card);
  border: 1.5px solid var(--line);
  color: var(--text-heading);
  font-size: 13px;
  font-weight: 800;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
}
.qrgen-btn-secondary:hover {
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
}

.qrgen-extra-actions {
  width: 100%;
  display: flex;
  gap: 8px;
}
.qrgen-btn-mini-action {
  flex: 1;
  padding: 8px 10px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  font-size: 11.5px;
  font-weight: 750;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  transition: var(--transition);
}
.qrgen-btn-mini-action:hover {
  color: var(--text-heading);
  border-color: var(--primary-cyan);
}