/* ==========================================================================
   ImageGo Interactive Tool UI & Processing Styles
   ========================================================================== */

/* Main Tool Container */
.tool-page-wrapper {
  padding: 40px 0 80px;
}

.tool-header-section {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 36px;
}

.tool-badge-category {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--brand-primary);
  background: var(--brand-primary-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.tool-page-title {
  margin-bottom: 12px;
}

.tool-page-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
}

/* Master Tool Card */
.tool-workspace-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: 32px;
  margin-bottom: 48px;
  position: relative;
}

/* Upload Dropzone */
.dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 48px 24px;
  text-align: center;
  background: var(--bg-secondary);
  cursor: pointer;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--brand-primary);
  background: var(--brand-primary-light);
  transform: scale(1.01);
}

.dropzone-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-full);
  background: var(--bg-card);
  color: var(--brand-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

.dropzone-title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

.dropzone-subtitle {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.dropzone-input {
  display: none;
}

/* Tool Workspace Grid (Input & Output) */
.tool-grid-2col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.tool-panel {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.tool-panel-title {
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Form Controls & Inputs */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}

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

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--brand-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.form-textarea {
  min-height: 180px;
  resize: vertical;
}

.form-range {
  width: 100%;
  accent-color: var(--brand-primary);
  cursor: pointer;
}

/* Stats / Result Callout Box */
.result-stats-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  padding: 16px;
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.stat-pill {
  flex: 1;
  min-width: 110px;
  display: flex;
  flex-direction: column;
}

.stat-pill-label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-pill-value {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--brand-primary);
}

/* Code Preview Box */
.code-preview-box {
  background: #0F172A;
  color: #F8FAFC;
  border-radius: var(--radius-md);
  padding: 16px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
  line-height: 1.6;
  max-height: 380px;
  overflow: auto;
  position: relative;
  border: 1px solid var(--border-color);
}

.copy-floating-btn {
  position: absolute;
  top: 12px;
  right: 12px;
  background: rgba(255, 255, 255, 0.15);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-sm);
  padding: 4px 10px;
  font-size: 0.75rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-floating-btn:hover {
  background: var(--brand-primary);
}

/* Image Preview & Compare */
.image-preview-wrapper {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: repeating-conic-gradient(#E2E8F0 0% 25%, #F8FAFC 0% 50%) 50% / 16px 16px;
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

[data-theme="dark"] .image-preview-wrapper {
  background: repeating-conic-gradient(#1E293B 0% 25%, #0F172A 0% 50%) 50% / 16px 16px;
}

.image-preview-img {
  max-width: 100%;
  max-height: 380px;
  object-fit: contain;
  display: block;
}

/* Action Button Row */
.action-buttons-group {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

/* Table Design for Calculators / Data */
.table-responsive {
  width: 100%;
  overflow-x: auto;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
}

.table-custom {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.9rem;
}

.table-custom th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 12px 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--border-color);
}

.table-custom td {
  padding: 10px 16px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border-subtle);
}

.table-custom tr:last-child td {
  border-bottom: none;
}

.table-custom tr:hover {
  background: var(--bg-secondary);
}

/* Tool Explanations & Content Area */
.tool-content-section {
  max-width: 860px;
  margin: 0 auto 60px;
}

.tool-content-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  margin-bottom: 24px;
}

.tool-content-box h2 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.tool-content-box h3 {
  font-size: 1.2rem;
  margin: 20px 0 10px;
  color: var(--text-primary);
}

.tool-content-box p {
  margin-bottom: 16px;
  line-height: 1.7;
}

.tool-content-box ul, .tool-content-box ol {
  padding-left: 24px;
  margin-bottom: 16px;
}

.tool-content-box li {
  margin-bottom: 8px;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .tool-grid-2col { grid-template-columns: 1fr; }
  .tool-workspace-card { padding: 20px; }
  .result-stats-bar { flex-direction: column; }
}