/* ==========================================================================
   DownloaderFree.com - Tool Workspace & Interactive Components
   ========================================================================== */

/* The Primary Download Workbench */
.tool-workbench {
  background: #FFFFFF;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  padding: 2.25rem;
  margin-bottom: 2.5rem;
  position: relative;
}

.workbench-hero {
  max-width: 920px;
  margin: -1.5rem auto 3rem;
  text-align: left;
}

.tool-header-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
  flex-wrap: wrap;
}

.tool-badge-category {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--color-surface-bg);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.tool-title {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-text-main);
  letter-spacing: -0.03em;
  margin-bottom: 0.75rem;
}

.tool-lead {
  font-size: 1.1rem;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Tool Input Group */
.tool-input-box {
  background: var(--color-surface-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 0.75rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: all 0.2s ease;
  position: relative;
}

.tool-input-box:focus-within {
  border-color: var(--color-primary);
  background: white;
  box-shadow: var(--shadow-glow);
}

.tool-input-icon {
  color: var(--color-text-subtle);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.tool-input-field {
  flex-grow: 1;
  border: none;
  background: transparent;
  outline: none;
  font-size: 1.05rem;
  color: var(--color-text-main);
  font-family: var(--font-body);
}

.tool-input-field::placeholder {
  color: #94A3B8;
  font-size: 0.95rem;
}

.tool-input-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-input-utility {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.45rem 0.75rem;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.15s ease;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-input-utility:hover {
  background: var(--color-surface-bg);
  color: var(--color-text-main);
  border-color: var(--color-border-hover);
}

/* Multi-line & Textarea input for bulk tools */
.tool-textarea {
  width: 100%;
  min-height: 140px;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1rem;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--color-text-main);
  background: white;
  resize: vertical;
  line-height: 1.5;
  transition: border-color 0.15s ease;
}

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

/* Workbench Action Row */
.workbench-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1.25rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.workbench-actions-primary {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.samples-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--color-text-subtle);
  flex-wrap: wrap;
  margin-top: 0.75rem;
}

.sample-chip {
  background: var(--color-surface-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  padding: 0.2rem 0.65rem;
  font-size: 0.8rem;
  color: var(--color-primary);
  cursor: pointer;
  font-weight: 500;
  transition: all 0.15s ease;
}

.sample-chip:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-border);
}

/* Status & Diagnostic Card */
.diagnostic-panel {
  margin-top: 1.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface-bg);
  overflow: hidden;
  display: none;
}

.diagnostic-panel.visible {
  display: block;
}

.diagnostic-head {
  padding: 1rem 1.25rem;
  background: white;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.diagnostic-status {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 700;
  font-size: 0.95rem;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.idle { background: #94A3B8; }
.status-dot.loading { background: #3B82F6; animation: pulse 1s infinite; }
.status-dot.success { background: #10B981; }
.status-dot.warning { background: #F59E0B; }
.status-dot.danger { background: #EF4444; }

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(1.15); }
}

.diagnostic-body {
  padding: 1.25rem;
}

.diagnostic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1rem;
}

.diag-item {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
}

.diag-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-subtle);
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.diag-value {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text-main);
  word-break: break-all;
}

/* Diagnostic Notice / Explanation Box */
.diag-notice {
  margin-top: 1rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  line-height: 1.5;
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
}

/* Media Previews */
.preview-stage {
  margin-top: 1.5rem;
  background: #0B1120;
  border-radius: var(--radius-md);
  padding: 1rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  position: relative;
  overflow: hidden;
}

.preview-stage img {
  max-height: 380px;
  object-fit: contain;
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
}

.preview-stage video {
  max-width: 100%;
  max-height: 420px;
  border-radius: var(--radius-sm);
  outline: none;
}

.preview-stage audio {
  width: 100%;
  max-width: 500px;
}

/* Data Table Components (Bulk links, PDF extraction, Release Assets) */
.table-wrapper {
  margin-top: 1.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow-x: auto;
  background: white;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  text-align: left;
}

.data-table th {
  background: var(--color-surface-bg);
  padding: 0.85rem 1rem;
  font-weight: 700;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-border);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.data-table td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--color-border);
  color: var(--color-text-main);
  vertical-align: middle;
}

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

.data-table tr:hover td {
  background: #F8FAFC;
}

.table-url-cell {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  max-width: 340px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  color: var(--color-text-muted);
}

/* Bulk Progress Container */
.bulk-progress-bar-container {
  margin-top: 1.25rem;
  background: var(--color-border);
  border-radius: var(--radius-full);
  height: 8px;
  overflow: hidden;
  display: none;
}

.bulk-progress-bar {
  height: 100%;
  background: var(--color-primary);
  width: 0%;
  transition: width 0.25s ease;
}

/* Tool Documentation & Educational Accordions */
.tool-documentation {
  margin-top: 3.5rem;
  padding-top: 3rem;
  border-top: 1px solid var(--color-border);
}

.doc-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}

.doc-content h2 {
  font-family: var(--font-display);
  font-size: 1.65rem;
  font-weight: 800;
  color: var(--color-text-main);
  margin-bottom: 1rem;
}

.doc-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-text-main);
  margin: 1.75rem 0 0.75rem;
}

.doc-content p {
  color: var(--color-text-muted);
  line-height: 1.7;
  margin-bottom: 1.25rem;
  font-size: 0.975rem;
}

.doc-content ul, .doc-content ol {
  margin: 0 0 1.5rem 1.5rem;
  color: var(--color-text-muted);
  line-height: 1.65;
}

.doc-content li {
  margin-bottom: 0.5rem;
}

.doc-sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-box {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.sidebar-box-title {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-text-main);
}

.sidebar-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.sidebar-link {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: color 0.15s ease;
}

.sidebar-link:hover {
  color: var(--color-primary);
}

@media (max-width: 860px) {
  .tool-workbench {
    padding: 1.25rem;
  }
  .doc-grid {
    grid-template-columns: 1fr;
  }
}