/**
 * ONE RESIZER — Tool 24: PowerPoint to PDF Stylesheet
 * Slide Thumbnail Grid, High-Fidelity Slide Stage Preview, Slide Selection Controls,
 * Vector Presentation PDF Engine, and Responsive 2-Column Studio.
 */

/* ========================================================
   CONTAINER & WORKSPACE VIEWS
   ======================================================== */
.pptxpdf-container {
  width: 100%;
  max-width: 100%;
  box-sizing: border-box;
}

.pptxpdf-view {
  display: block;
  width: 100%;
  box-sizing: border-box;
}
.pptxpdf-view.hidden {
  display: none !important;
}

/* ========================================================
   UPLOAD HERO SCREEN
   ======================================================== */
.upload-hero-card {
  background: var(--bg-card);
  border: 2px dashed var(--primary-cyan);
  border-radius: var(--radius-xl);
  padding: 48px 20px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}
.upload-hero-card:hover, .upload-hero-card.dragover {
  background: rgba(234, 88, 12, 0.08);
  border-color: #ea580c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-hover);
}

.upload-icon-wrapper {
  width: 68px;
  height: 68px;
  margin: 0 auto 14px;
  border-radius: 18px;
  background: rgba(234, 88, 12, 0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ea580c;
}
.upload-icon-wrapper svg {
  width: 36px;
  height: 36px;
  stroke: currentColor;
  fill: none;
}

.upload-heading {
  font-size: 20px;
  font-weight: 850;
  color: var(--text-heading);
  margin-bottom: 6px;
}
.upload-subheading {
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.upload-btn-fake {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #ea580c;
  color: #fff;
  font-weight: 800;
  font-size: 13.5px;
  padding: 9px 22px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 14px rgba(234, 88, 12, 0.3);
  margin-bottom: 14px;
  transition: var(--transition);
}
.upload-btn-fake:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(234, 88, 12, 0.4);
}
.upload-formats-badge {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 11.5px;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  padding: 5px 14px;
  border-radius: var(--radius-full);
}

/* ========================================================
   WORKSPACE 2-COLUMN STUDIO LAYOUT
   ======================================================== */
.pptxpdf-studio-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: 24px;
  align-items: start;
}
@media (max-width: 950px) {
  .pptxpdf-studio-grid {
    grid-template-columns: 1fr;
  }
}

/* Left Column: Settings Panel */
.pptxpdf-panel-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
}

/* Mini File Bar */
.pptxpdf-file-mini-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 10px 14px;
  margin-bottom: 18px;
}
.pptxpdf-mini-info {
  min-width: 0;
}
.pptxpdf-mini-name {
  font-size: 13.5px;
  font-weight: 800;
  color: var(--text-heading);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 220px;
}
.pptxpdf-mini-meta {
  font-size: 11.5px;
  color: var(--text-muted);
  margin-top: 1px;
}
.pptxpdf-btn-change {
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 750;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition);
}
.pptxpdf-btn-change:hover {
  border-color: #ea580c;
  color: #ea580c;
}

/* Slide Selection Toolbar & Grid */
.pptxpdf-form-group {
  margin-bottom: 16px;
}
.pptxpdf-label {
  font-size: 12.5px;
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.pptxpdf-slides-toolbar {
  display: flex;
  gap: 6px;
}
.pptxpdf-btn-mini {
  padding: 4px 8px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  font-size: 11px;
  font-weight: 750;
  color: var(--text-heading);
  cursor: pointer;
  transition: var(--transition);
}
.pptxpdf-btn-mini:hover {
  background: #ea580c;
  color: #fff;
  border-color: #ea580c;
}

.pptxpdf-thumbs-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(85px, 1fr));
  gap: 8px;
  max-height: 150px;
  overflow-y: auto;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 8px;
}
.pptxpdf-thumb-card {
  position: relative;
  background: var(--bg-card);
  border: 2px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 4px;
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}
.pptxpdf-thumb-card:hover {
  border-color: rgba(234, 88, 12, 0.5);
}
.pptxpdf-thumb-card.selected {
  border-color: #ea580c;
  background: rgba(234, 88, 12, 0.06);
}
.pptxpdf-thumb-preview {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #fff;
  border-radius: 2px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  color: #64748b;
  overflow: hidden;
}
.pptxpdf-thumb-label {
  font-size: 10.5px;
  font-weight: 800;
  color: var(--text-heading);
  margin-top: 3px;
}

/* Paper Size & Orientation Button Groups */
.pptxpdf-btn-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.pptxpdf-opt-btn {
  padding: 8px 6px;
  background: var(--bg-subtle);
  border: 1.5px solid var(--line);
  border-radius: var(--radius-md);
  font-size: 11.5px;
  font-weight: 800;
  color: var(--text-muted);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}
.pptxpdf-opt-btn:hover {
  color: var(--text-heading);
}
.pptxpdf-opt-btn.active {
  background: var(--bg-card);
  border-color: #ea580c;
  color: #ea580c;
  box-shadow: var(--shadow-sm);
}

/* Action Button */
.pptxpdf-action-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 16px 22px;
  background: linear-gradient(135deg, #ea580c, #c2410c);
  color: #fff;
  font-size: 16px;
  font-weight: 850;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(234, 88, 12, 0.35);
  transition: var(--transition);
  margin-top: 10px;
}
.pptxpdf-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 22px rgba(234, 88, 12, 0.45);
}
.pptxpdf-action-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}

/* Progress Bar */
.pptxpdf-progress-card {
  margin-top: 18px;
  padding: 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  display: none;
}
.pptxpdf-progress-card.active {
  display: block;
}
.pptxpdf-progress-header {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  font-weight: 800;
  color: var(--text-heading);
  margin-bottom: 6px;
}
.pptxpdf-progress-track {
  width: 100%;
  height: 8px;
  background: var(--line);
  border-radius: 4px;
  overflow: hidden;
}
.pptxpdf-progress-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, #ea580c, #10b981);
  transition: width 0.2s ease;
}

/* Results Card */
.pptxpdf-results-card {
  margin-top: 20px;
  padding: 22px;
  border: 2px solid #10b981;
  background: rgba(16, 185, 129, 0.06);
  border-radius: var(--radius-xl);
  display: none;
}
.pptxpdf-results-card.active {
  display: block;
  animation: fadeIn 0.3s ease;
}
.pptxpdf-results-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 16.5px;
  font-weight: 900;
  color: #10b981;
  margin-bottom: 14px;
}
.pptxpdf-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}
@media (max-width: 600px) {
  .pptxpdf-metrics-grid {
    grid-template-columns: 1fr;
  }
}
.pptxpdf-metric-box {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 10px 8px;
  text-align: center;
}
.pptxpdf-metric-label {
  font-size: 10.5px;
  font-weight: 750;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  margin-bottom: 3px;
}
.pptxpdf-metric-value {
  font-size: 15px;
  font-weight: 900;
  color: var(--text-heading);
}

.pptxpdf-download-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  background: #10b981;
  color: #fff;
  font-size: 15px;
  font-weight: 850;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(16, 185, 129, 0.3);
  transition: var(--transition);
  margin-bottom: 10px;
}
.pptxpdf-download-btn:hover {
  background: #059669;
  transform: translateY(-1px);
}
.pptxpdf-btn-secondary {
  width: 100%;
  padding: 9px 14px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  color: var(--text-heading);
  font-size: 12px;
  font-weight: 750;
  border-radius: var(--radius-md);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
}
.pptxpdf-btn-secondary:hover {
  border-color: #ea580c;
  color: #ea580c;
}

/* ========================================================
   RIGHT COLUMN: SLIDE STAGE PREVIEW
   ======================================================== */
.pptxpdf-preview-card {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  padding: 22px;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
}

.pptxpdf-preview-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.pptxpdf-preview-title {
  font-size: 14px;
  font-weight: 850;
  color: var(--text-heading);
  display: flex;
  align-items: center;
  gap: 6px;
}
.pptxpdf-preview-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}
.pptxpdf-nav-btn {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--bg-subtle);
  border: 1px solid var(--line);
  color: var(--text-heading);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  transition: var(--transition);
}
.pptxpdf-nav-btn:hover:not(:disabled) {
  background: #ea580c;
  color: #fff;
  border-color: #ea580c;
}
.pptxpdf-nav-btn:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}
.pptxpdf-nav-counter {
  font-size: 12px;
  font-weight: 800;
  color: var(--text-muted);
}

.pptxpdf-slide-stage {
  width: 100%;
  min-height: 380px;
  background: #0f172a;
  border-radius: var(--radius-lg);
  padding: 20px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: inset 0 2px 8px rgba(0,0,0,0.25);
  overflow: hidden;
}

.pptxpdf-slide-canvas {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 16 / 9;
  background: #ffffff;
  border-radius: 4px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
  padding: 24px 30px;
  color: #0f172a;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
}