/* QR Generator — Complete Styles */

/* Main layout */
.qr-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
  max-width: var(--container-max);
  margin: 0 auto;
}

.qr-settings-panel { padding: var(--space-xl); }
.qr-right-col { display: flex; flex-direction: column; gap: 0; }
.qr-preview-panel { padding: var(--space-xl); text-align: center; position: sticky; top: calc(var(--header-height) + var(--space-lg)); }

/* Section labels */
.section-label {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
}

.section-desc {
  font-size: var(--fs-sm);
  color: var(--text-muted);
  margin-top: var(--space-xs);
}

/* Input panels */
.qr-input-panel { display: none; }
.qr-input-panel.active { display: block; animation: fadeIn 0.3s ease; }

/* Color row */
.color-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-md);
}

.color-pick-wrapper {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.color-pick {
  width: 36px;
  height: 36px;
  border: 2px solid var(--surface-glass-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  padding: 0;
  background: none;
  -webkit-appearance: none;
  appearance: none;
}

.color-pick::-webkit-color-swatch-wrapper { padding: 2px; }
.color-pick::-webkit-color-swatch { border: none; border-radius: 4px; }

.color-val {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  font-family: 'JetBrains Mono', monospace;
}

/* Logo upload */
.logo-upload-area {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.logo-filename {
  font-size: var(--fs-xs);
  color: var(--text-muted);
  max-width: 120px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Preview */
.preview-title {
  font-family: var(--font-heading);
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-lg);
  color: var(--text-secondary);
}

.qr-preview-box {
  background: rgba(255, 255, 255, 0.03);
  border: 2px dashed var(--surface-glass-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  transition: all var(--transition-base);
}

.qr-preview-box.has-qr {
  border-style: solid;
  border-color: var(--accent-primary);
  background: rgba(108, 99, 255, 0.03);
}

.qr-placeholder {
  text-align: center;
  color: var(--text-muted);
}

.qr-placeholder span { font-size: 3rem; display: block; margin-bottom: var(--space-md); opacity: 0.5; }
.qr-placeholder p { font-size: var(--fs-sm); }

#qr-canvas { max-width: 100%; height: auto; border-radius: var(--radius-md); }

.qr-actions {
  display: flex;
  gap: var(--space-sm);
  margin-top: var(--space-lg);
  justify-content: center;
  flex-wrap: wrap;
}

/* Scanner */
.scanner-section { padding: var(--space-xl); }

.scanner-actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.scanner-viewport {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #000;
}

.scanner-viewport video {
  width: 100%;
  max-height: 250px;
  object-fit: cover;
  border-radius: var(--radius-md);
}

.scanner-viewport button {
  position: absolute;
  bottom: var(--space-sm);
  right: var(--space-sm);
}

.result-box {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.6rem 1rem;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  word-break: break-all;
  font-family: 'JetBrains Mono', monospace;
  font-size: var(--fs-sm);
  color: var(--accent-secondary);
}

.result-box span { flex: 1; }

/* Bulk */
.bulk-section { padding: var(--space-xl); max-width: var(--container-max); margin-left: auto; margin-right: auto; }

.bulk-layout {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: var(--space-xl);
  align-items: start;
}

.bulk-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: var(--space-md);
  max-height: 400px;
  overflow-y: auto;
  padding-right: var(--space-sm);
}

.bulk-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.bulk-item:hover {
  border-color: var(--accent-primary);
  transform: scale(1.03);
}

.bulk-item canvas {
  width: 100%;
  height: auto;
  border-radius: 4px;
}

.bulk-item-label {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* History */
.history-section { padding: var(--space-xl); max-width: var(--container-max); margin-left: auto; margin-right: auto; }

.history-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--space-md);
}

.history-item {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--surface-glass-border);
  border-radius: var(--radius-md);
  padding: var(--space-sm);
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.history-item:hover { border-color: var(--accent-primary); }

.history-item img {
  width: 100%;
  border-radius: 4px;
}

.history-item-info {
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 4px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.history-item-del {
  position: absolute;
  top: 4px;
  right: 4px;
  background: rgba(255, 107, 107, 0.8);
  border: none;
  color: white;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  font-size: 10px;
  cursor: pointer;
  display: none;
  align-items: center;
  justify-content: center;
}

.history-item:hover .history-item-del { display: flex; }

/* Text muted helper */
.text-muted { color: var(--text-muted); font-size: var(--fs-sm); }

/* Responsive */
@media (max-width: 768px) {
  .qr-layout { grid-template-columns: 1fr; }
  .qr-preview-panel { position: static; }
  .bulk-layout { grid-template-columns: 1fr; }
  .color-row { grid-template-columns: 1fr; }
  .history-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}