/* QR Code Tool Styles */

/* Tabs */
.tabs {
  display: flex;
  gap: 4px;
  background: #fff;
  border-radius: var(--border-radius);
  padding: 4px;
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.tab {
  flex: 1;
  padding: 12px 24px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--gray-600);
  cursor: pointer;
  transition: all 0.2s;
}

.tab:hover {
  background: var(--gray-100);
}

.tab.active {
  background: var(--primary);
  color: #fff;
}

.tab-content {
  display: none;
}

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

/* Decode Section */
.decode-preview {
  display: flex;
  justify-content: center;
  padding: 20px;
  background: var(--gray-50);
  border-radius: 8px;
  margin-bottom: 16px;
}

.decode-preview canvas {
  max-width: 200px;
  max-height: 200px;
  border: 1px solid var(--gray-200);
  border-radius: 4px;
}

.decode-info {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.info-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.info-label {
  font-weight: 500;
  color: var(--gray-700);
  min-width: 80px;
  flex-shrink: 0;
}

.info-value {
  color: var(--gray-600);
  padding: 2px 8px;
  background: var(--gray-100);
  border-radius: 4px;
}

.content-box {
  flex: 1;
  display: flex;
  gap: 8px;
}

.content-box textarea {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 0.9rem;
  resize: vertical;
  font-family: inherit;
}

.content-box textarea:focus {
  outline: none;
  border-color: var(--primary);
}

.result-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 24px;
  box-shadow: var(--shadow);
  margin-top: 20px;
}

/* Generate Section */
.generate-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 20px;
}

.controls-panel {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 24px;
  box-shadow: var(--shadow);
}

.preview-panel {
  position: sticky;
  top: 20px;
  align-self: start;
}

.qr-preview-card {
  background: #fff;
  border-radius: var(--border-radius);
  padding: 24px;
  box-shadow: var(--shadow);
  text-align: center;
}

.qr-preview-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 16px;
}

.qr-preview-box {
  background: var(--gray-50);
  border-radius: 8px;
  padding: 20px;
  margin-bottom: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 200px;
}

.qr-preview-box canvas {
  max-width: 100%;
  height: auto;
  border-radius: 4px;
}

.preview-actions {
  display: flex;
  gap: 8px;
}

.preview-actions .btn {
  flex: 1;
}

/* Control Sections */
.control-section {
  margin-bottom: 24px;
}

.control-section h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-800);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-200);
}

/* Type Grid */
.type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}

.type-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 8px;
  border: 1px solid var(--gray-200);
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  transition: all 0.15s;
  color: var(--gray-600);
}

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

.type-btn.active {
  border-color: var(--primary);
  background: #eef2ff;
  color: var(--primary);
}

.type-btn span {
  font-size: 0.85rem;
  font-weight: 500;
}

/* Input Groups */
.input-group {
  display: none;
  margin-bottom: 20px;
}

.input-group.active {
  display: block;
}

.input-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
  margin-top: 12px;
}

.input-group label:first-child {
  margin-top: 0;
}

.input-group input[type="url"],
.input-group input[type="text"],
.input-group input[type="password"],
.input-group input[type="email"],
.input-group input[type="tel"],
.input-group textarea,
.input-group select {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
  font-size: 0.95rem;
  transition: border-color 0.15s;
}

.input-group input:focus,
.input-group textarea:focus,
.input-group select:focus {
  outline: none;
  border-color: var(--primary);
}

/* Color Controls */
.color-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}

.color-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 6px;
}

.color-input-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border: 1px solid var(--gray-300);
  border-radius: 6px;
}

.color-input-wrap input[type="color"] {
  width: 32px;
  height: 32px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
}

.color-input-wrap span {
  font-size: 0.85rem;
  color: var(--gray-600);
  font-family: monospace;
}

/* Control Groups */
.control-group {
  margin-bottom: 16px;
}

.control-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gray-700);
  margin-bottom: 8px;
}

.control-group input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
}

.radio-group {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.radio-option {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  font-size: 0.9rem;
  color: var(--gray-700);
}

.radio-option input {
  accent-color: var(--primary);
}

/* Logo */
.logo-upload {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}

.logo-preview {
  margin-bottom: 12px;
}

.logo-preview img {
  max-width: 80px;
  max-height: 80px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  padding: 4px;
}

/* Hidden */
.hidden {
  display: none !important;
}

/* Responsive */
@media (max-width: 768px) {
  .generate-layout {
    grid-template-columns: 1fr;
  }

  .preview-panel {
    position: static;
  }

  .type-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .color-row {
    grid-template-columns: 1fr;
  }

  .preview-actions {
    flex-direction: column;
  }
}

@media (max-width: 480px) {
  .type-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .radio-group {
    flex-direction: column;
    gap: 8px;
  }
}