/* ==========================================================================
   TOOLORA TOOLS CSS
   Workspace layouts, inputs, controls, canvas viewports, live previews, output boxes
   ========================================================================== */

/* Tool Page Layout */
.tool-page-header {
  padding: 2.5rem 0 1.5rem 0;
}

.tool-header-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
}

.tool-page-title {
  font-size: clamp(1.8rem, 3vw + 0.5rem, 2.75rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.tool-page-intro {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 800px;
  line-height: 1.6;
}

/* Tool Main Workspace */
.tool-workspace-card {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 1.75rem;
  margin: 2rem 0;
  position: relative;
}

.tool-actions-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding-bottom: 1.25rem;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--border-color);
}

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

/* Split Panes Layout */
.tool-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.tool-single-col {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.tool-panel {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

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

/* Form Controls & Inputs */
.tool-textarea,
.textarea-tool,
textarea {
  width: 100%;
  min-height: 240px;
  padding: 1rem;
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  line-height: 1.6;
  resize: vertical;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tool-textarea:focus,
.textarea-tool:focus,
textarea:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.textarea-mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}

.tool-input,
.input-tool,
input[type="text"],
input[type="number"],
input[type="search"] {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.tool-input:focus,
.input-tool:focus,
input[type="text"]:focus,
input[type="number"]:focus,
input[type="search"]:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.tool-select,
.select-tool,
select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.9375rem;
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.tool-select:focus,
.select-tool:focus,
select:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

select option {
  background-color: var(--bg-surface);
  color: var(--text-primary);
}

/* Stats Counter Strip */
.tool-stats-strip {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding: 0.875rem 1.25rem;
  background-color: var(--bg-surface-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.stat-item {
  display: flex;
  align-items: baseline;
  gap: 0.375rem;
  font-size: 0.875rem;
}

.stat-value {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--primary-500);
}

.stat-label {
  color: var(--text-muted);
}

/* Option Chips & Radios */
.chips-group {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.chip-btn {
  padding: 0.45rem 0.875rem;
  border-radius: var(--radius-md);
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.chip-btn:hover {
  border-color: var(--primary-500);
  color: var(--primary-500);
}

.chip-btn.active {
  background-color: var(--primary-500);
  border-color: var(--primary-500);
  color: #ffffff;
}

/* Sliders */
.slider-control {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.slider-label-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.slider-input {
  width: 100%;
  accent-color: var(--primary-500);
  cursor: pointer;
}

/* Canvas & Image Upload Dropzone */
.dropzone {
  border: 2px dashed var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2.5rem 1.5rem;
  text-align: center;
  background-color: var(--bg-surface-alt);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
}

.dropzone:hover, .dropzone.dragover {
  border-color: var(--primary-500);
  background-color: var(--primary-50);
}

[data-theme="dark"] .dropzone:hover, [data-theme="dark"] .dropzone.dragover {
  background-color: rgba(37, 99, 235, 0.1);
}

.dropzone-icon {
  width: 48px;
  height: 48px;
  color: var(--primary-500);
}

.canvas-viewport {
  width: 100%;
  max-height: 520px;
  background-color: #0b0f19;
  background-image: linear-gradient(45deg, #161f30 25%, transparent 25%), linear-gradient(-45deg, #161f30 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #161f30 75%), linear-gradient(-45deg, transparent 75%, #161f30 75%);
  background-size: 20px 20px;
  background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
  border: 1px solid var(--border-color);
}

.canvas-viewport canvas {
  max-width: 100%;
  max-height: 500px;
  object-fit: contain;
}

/* Palette Swatches */
.palette-swatches {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}

.swatch-box {
  background-color: var(--bg-surface-alt);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-fast);
}

.swatch-box:hover {
  transform: translateY(-2px);
}

.swatch-color {
  height: 90px;
  width: 100%;
  cursor: pointer;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.swatch-info {
  padding: 0.625rem;
  font-size: 0.8125rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.swatch-hex {
  font-weight: 700;
  font-family: var(--font-mono);
}

/* Code Output Block */
.code-output-block {
  position: relative;
  background-color: #0d1117;
  color: #e6edf3;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  overflow-x: auto;
  border: 1px solid #30363d;
}

.code-copy-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background-color: rgba(255, 255, 255, 0.1);
  color: #ffffff;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: background-color var(--transition-fast);
}

.code-copy-btn:hover {
  background-color: rgba(255, 255, 255, 0.25);
}

/* Educational Content Section in Tool Pages */
.tool-content-block {
  margin-top: 3.5rem;
  border-top: 1px solid var(--border-color);
  padding-top: 3rem;
}

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

.guide-step-card {
  display: flex;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.step-number {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background-color: var(--primary-500);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  flex-shrink: 0;
}

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

.sidebar-box-title {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 1rem;
}