/* TechTools — qrcode styles (auto-extracted) */
/* ---- QR Code Specific Styles ---- */
.qr-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: start;
}
.qr-input-section label {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 8px;
}
.qr-input {
  width: 100%;
  padding: 12px 16px;
  border-radius: 10px;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(0,0,0,0.3);
  color: var(--text-primary);
  font-size: 14px;
  outline: none;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}
.qr-input:focus {
  border-color: var(--accent-teal);
  box-shadow: 0 0 0 3px rgba(19,221,196,0.08);
}
.qr-options {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-top: 16px;
}
.qr-option-group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.qr-option-group label {
  font-size: 13px;
  color: var(--text-secondary);
  margin: 0;
  white-space: nowrap;
}
.qr-option-group select {
  padding: 6px 12px;
  border-radius: 6px;
  background: rgba(0,0,0,0.3);
  border: 1px solid rgba(255,255,255,0.12);
  color: var(--text-primary);
  font-size: 13px;
  outline: none;
  cursor: pointer;
}
.qr-option-group select:focus { border-color: var(--accent-teal); }
.qr-option-group input[type="color"] {
  width: 36px; height: 32px;
  padding: 2px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,0.12);
  background: transparent;
  cursor: pointer;
}
/* ---- Preview Section ---- */
.qr-preview-section {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.qr-preview-box {
  width: 280px; height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #FFFFFF;
  border-radius: 16px;
  padding: 16px;
  box-shadow: 0 0 32px rgba(19,221,196,0.1);
  transition: width 0.3s ease, height 0.3s ease;
}
.qr-preview-box canvas {
  display: block;
}
.qr-empty-state {
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
  padding: 40px;
}
.qr-empty-state .qr-empty-icon {
  font-size: 56px;
  margin-bottom: 16px;
  opacity: 0.3;
}
.qr-download-btn {
  padding: 8px 20px;
  font-size: 13px;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid rgba(19,221,196,0.18);
  background: rgba(19,221,196,0.08);
  color: var(--accent-teal);
  cursor: pointer;
  transition: all 0.25s ease;
}
.qr-download-btn:hover {
  background: rgba(19,221,196,0.18);
  border-color: rgba(19,221,196,0.4);
  box-shadow: 0 0 16px rgba(19,221,196,0.12);
}
.qr-download-btn:disabled {
  opacity: 0.4; cursor: not-allowed;
}
@media (max-width: 768px) {
  .qr-layout { grid-template-columns: 1fr; }
  .qr-preview-box { width: 240px; height: 240px; }
}