/* ==========================================================================
   Utility Seva — Add Page Numbers Tool Stylesheet
   File: css/add-page-numbers.css
   Matches Utility Seva design system, dark/light themes, horizontal
   breadcrumbs, and exact 50/50 Merge PDF workspace layout.
   ========================================================================== */

:root {
  --pdf-accent: #2563eb;
  --pdf-accent-hover: #1d4ed8;
  --pdf-accent-glow: rgba(37, 99, 235, 0.24);
  --pdf-accent-light: rgba(37, 99, 235, 0.1);

  --pdf-sky-border: #38bdf8;
  --pdf-sky-bg: rgba(224, 242, 254, 0.65);
  --pdf-sky-hover: rgba(186, 230, 253, 0.9);
  --pdf-sky-glow: rgba(56, 189, 248, 0.35);

  --card-radius: 12px;
  --card-radius-sm: 8px;
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

html[data-theme="dark"],
html.dark {
  --pdf-accent: #3b82f6;
  --pdf-accent-hover: #2563eb;
  --pdf-accent-glow: rgba(59, 130, 246, 0.3);
  --pdf-accent-light: rgba(59, 130, 246, 0.15);

  --pdf-sky-border: #0284c7;
  --pdf-sky-bg: rgba(14, 165, 233, 0.08);
  --pdf-sky-hover: rgba(14, 165, 233, 0.16);
  --pdf-sky-glow: rgba(14, 165, 233, 0.25);
}

/* --------------------------------------------------------------------------
   Horizontal Breadcrumb Navigation
   -------------------------------------------------------------------------- */
.breadcrumb-nav-compact,
.tool-breadcrumbs {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  flex-wrap: wrap;
  gap: 0.45rem;
  font-size: 0.8125rem;
  color: var(--text-secondary, #64748b);
  margin-top: 0.2rem;
  margin-bottom: 0.65rem;
  line-height: 1.4;
  list-style: none;
  padding: 0;
}

.breadcrumb-nav-compact a,
.tool-breadcrumbs a {
  color: var(--text-secondary, #64748b);
  text-decoration: none;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  transition: color var(--transition-fast);
}

.breadcrumb-nav-compact a:hover,
.tool-breadcrumbs a:hover {
  color: var(--pdf-accent);
}

.breadcrumb-nav-compact .breadcrumb-sep,
.tool-breadcrumbs .breadcrumb-sep {
  color: var(--text-muted, #94a3b8);
  font-size: 0.75rem;
  user-select: none;
  opacity: 0.7;
  display: inline-flex;
  align-items: center;
}

.breadcrumb-nav-compact .breadcrumb-current,
.tool-breadcrumbs .breadcrumb-current {
  color: var(--text-primary, #0f172a);
  font-weight: 600;
}

html[data-theme="dark"] .breadcrumb-nav-compact .breadcrumb-current,
html.dark .breadcrumb-nav-compact .breadcrumb-current {
  color: #f8fafc;
}

/* --------------------------------------------------------------------------
   Exact 50/50 Desktop Stage Layout
   -------------------------------------------------------------------------- */
.page-numbers-stage {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1.35rem;
  align-items: start;
  width: 100%;
  box-sizing: border-box;
  margin-top: 0.7rem;
  margin-bottom: 2rem;
}

.pdf-panel-col {
  min-width: 0;
  width: 100%;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

@media (max-width: 900px) {
  .page-numbers-stage {
    grid-template-columns: 1fr;
    gap: 1.15rem;
  }
}

/* --------------------------------------------------------------------------
   Privacy Pill
   -------------------------------------------------------------------------- */
.privacy-banner-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.25);
  color: #059669;
  font-size: 0.8rem;
  font-weight: 500;
  padding: 0.35rem 0.85rem;
  border-radius: 9999px;
  margin-bottom: 0.55rem;
  line-height: 1.4;
}

html[data-theme="dark"] .privacy-banner-pill,
html.dark .privacy-banner-pill {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.35);
  color: #34d399;
}

.privacy-banner-pill svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   Left Panel: Upload, Loaded Card & Compact Page Number Settings
   -------------------------------------------------------------------------- */
.panel-surface-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 0.95rem 1rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  gap: 0.72rem;
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
}

.settings-scroll-body {
  display: flex;
  flex-direction: column;
  gap: 0.7rem;
  max-height: 490px;
  overflow-y: auto;
  padding-right: 3px;
}

.settings-scroll-body::-webkit-scrollbar {
  width: 5px;
}

.settings-scroll-body::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.pdf-dropzone {
  border: 2px dashed var(--pdf-sky-border);
  background: var(--pdf-sky-bg);
  border-radius: var(--card-radius-sm);
  padding: 1.5rem 1.15rem;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  width: 100%;
  box-sizing: border-box;
}

.pdf-dropzone:hover,
.pdf-dropzone.drag-over {
  background: var(--pdf-sky-hover);
  border-color: #0284c7;
  box-shadow: 0 0 0 4px var(--pdf-sky-glow);
  transform: translateY(-1px);
}

.pdf-dropzone-icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #0284c7;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.15);
}

.pdf-dropzone-title {
  font-size: 0.94rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.pdf-dropzone-subtitle {
  font-size: 0.79rem;
  color: var(--text-secondary);
  margin: 0;
}

.btn-select-pdf {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  background: #0284c7;
  color: #ffffff;
  font-weight: 600;
  font-size: 0.84rem;
  padding: 0.54rem 1.25rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.25);
  transition: all var(--transition-fast);
}

.btn-select-pdf:hover {
  background: #0369a1;
  transform: translateY(-1px);
}

.pdf-dropzone-hint {
  font-size: 0.73rem;
  color: var(--text-muted);
}

/* Loaded PDF Card */
.loaded-pdf-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 0.75rem 0.95rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.04);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.65rem;
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
}

.loaded-pdf-left {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  min-width: 0;
  flex: 1;
}

.loaded-pdf-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--pdf-accent-light);
  color: var(--pdf-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.loaded-pdf-details {
  min-width: 0;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.16rem;
}

.loaded-pdf-name {
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin: 0;
}

.loaded-pdf-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.72rem;
  color: var(--text-secondary);
}

.badge-pill-sm {
  display: inline-flex;
  align-items: center;
  padding: 0.1rem 0.48rem;
  border-radius: 9999px;
  background: var(--pdf-accent-light);
  color: var(--pdf-accent);
  font-weight: 700;
  font-size: 0.69rem;
}

.badge-pill-green {
  background: rgba(16, 185, 129, 0.12);
  color: #059669;
}

html[data-theme="dark"] .badge-pill-green,
html.dark .badge-pill-green {
  color: #34d399;
}

.loaded-pdf-actions {
  display: flex;
  align-items: center;
  gap: 0.32rem;
  flex-shrink: 0;
}

.btn-panel-ctrl {
  background: var(--bg-subtle, #f1f5f9);
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.32rem 0.56rem;
  border-radius: 6px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

html[data-theme="dark"] .btn-panel-ctrl,
html.dark .btn-panel-ctrl {
  background: rgba(255, 255, 255, 0.05);
}

.btn-panel-ctrl:hover:not(:disabled) {
  background: var(--bg-hover, #e2e8f0);
  color: var(--text-primary);
  border-color: var(--pdf-accent);
}

.btn-panel-ctrl.btn-clear-danger:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.38);
  color: #ef4444;
}

.btn-panel-ctrl:disabled {
  opacity: 0.42;
  cursor: not-allowed;
}

/* Feature Disclosure Banner */
.feature-disclosure-banner {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #b45309;
  padding: 0.48rem 0.7rem;
  border-radius: 8px;
  font-size: 0.72rem;
  line-height: 1.38;
  display: flex;
  align-items: flex-start;
  gap: 0.48rem;
  width: 100%;
  box-sizing: border-box;
}

html[data-theme="dark"] .feature-disclosure-banner,
html.dark .feature-disclosure-banner {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.35);
  color: #fbbf24;
}

/* Compact Settings Sections */
.setting-block {
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  background: var(--bg-subtle, #f8fafc);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

html[data-theme="dark"] .setting-block,
html.dark .setting-block {
  background: rgba(255, 255, 255, 0.025);
}

.setting-block-title {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--text-primary);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 0;
}

/* 6-Cell Position Matrix */
.pos-matrix-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.35rem;
}

.pos-btn {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-color);
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.42rem 0.3rem;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.28rem;
  transition: all var(--transition-fast);
}

.pos-btn:hover {
  border-color: var(--pdf-accent);
  color: var(--text-primary);
}

.pos-btn.active {
  background: var(--pdf-accent);
  border-color: var(--pdf-accent);
  color: #ffffff;
}

.pos-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.75;
}

/* Compact Form Grid Rows */
.form-grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.form-grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.45rem;
}

@media (max-width: 520px) {
  .form-grid-2,
  .form-grid-3 {
    grid-template-columns: 1fr;
  }
}

.field-col {
  display: flex;
  flex-direction: column;
  gap: 0.22rem;
  min-width: 0;
}

.field-label {
  font-size: 0.71rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.compact-input,
.compact-select {
  width: 100%;
  box-sizing: border-box;
  border: 1px solid var(--border-color);
  border-radius: 6px;
  background: var(--bg-surface);
  color: var(--text-primary);
  padding: 0.4rem 0.55rem;
  font-size: 0.78rem;
  font-family: inherit;
  outline: none;
  transition: border-color var(--transition-fast);
}

.compact-input:focus,
.compact-select:focus {
  border-color: var(--pdf-accent);
}

.compact-input.is-invalid {
  border-color: #ef4444;
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.16);
}

.segmented-pills {
  display: flex;
  gap: 0.3rem;
}

.seg-btn {
  flex: 1;
  padding: 0.36rem 0.4rem;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-secondary);
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
}

.seg-btn.active {
  background: var(--pdf-accent);
  border-color: var(--pdf-accent);
  color: #ffffff;
}

.check-inline {
  display: inline-flex;
  align-items: center;
  gap: 0.42rem;
  font-size: 0.76rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
}

.color-row {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.color-input-native {
  width: 30px;
  height: 28px;
  padding: 1px;
  border: 1px solid var(--border-color);
  border-radius: 5px;
  background: var(--bg-surface);
  cursor: pointer;
}

.validation-msg-error {
  font-size: 0.72rem;
  font-weight: 600;
  color: #ef4444;
  line-height: 1.35;
}

.pdf-input-with-suffix {
  display: flex;
  align-items: center;
  border: 1px solid var(--border-color);
  border-radius: 7px;
  background: var(--bg-surface);
  overflow: hidden;
}

.pdf-input-text {
  flex: 1;
  border: none;
  background: transparent;
  padding: 0.46rem 0.65rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-primary);
  outline: none;
  min-width: 0;
}

.pdf-input-suffix {
  padding: 0.46rem 0.65rem;
  background: var(--bg-subtle, #f1f5f9);
  border-left: 1px solid var(--border-color);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

html[data-theme="dark"] .pdf-input-suffix,
html.dark .pdf-input-suffix {
  background: rgba(255, 255, 255, 0.05);
}

.btn-primary-apply {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.78rem 1.3rem;
  background: var(--pdf-accent);
  color: #ffffff;
  font-weight: 700;
  font-size: 0.91rem;
  border-radius: var(--card-radius-sm);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 14px var(--pdf-accent-glow);
  transition: all var(--transition-fast);
}

.btn-primary-apply:hover:not(:disabled) {
  background: var(--pdf-accent-hover);
  box-shadow: 0 6px 18px var(--pdf-accent-glow);
  transform: translateY(-1px);
}

.btn-primary-apply:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  box-shadow: none;
}

.scope-disclosure-note {
  font-size: 0.69rem;
  line-height: 1.38;
  color: var(--text-muted);
  margin: 0;
}

/* --------------------------------------------------------------------------
   Right Panel: Empty State, Live Preview + Scrollable Thumbnails & Result
   -------------------------------------------------------------------------- */
.pdf-right-panel {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 1.05rem;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.03);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  width: 100%;
  box-sizing: border-box;
  min-width: 0;
}

.pdf-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.3rem 1.25rem;
  gap: 0.85rem;
}

.pdf-empty-illustration {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--pdf-accent-light);
  color: var(--pdf-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.pdf-empty-illustration svg {
  width: 28px;
  height: 28px;
}

.pdf-empty-title {
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}

.pdf-empty-desc {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.5;
  max-width: 420px;
  margin: 0;
}

.pdf-empty-tips {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  text-align: left;
}

.pdf-empty-tip-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.pdf-empty-tip-tag svg {
  width: 14px;
  height: 14px;
  color: #10b981;
  flex-shrink: 0;
}

.preview-workspace-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.68rem;
  width: 100%;
  min-width: 0;
}

.live-stage-box {
  background: var(--bg-subtle, #f8fafc);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 0.6rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
}

html[data-theme="dark"] .live-stage-box,
html.dark .live-stage-box {
  background: #0f172a;
}

.live-canvas-holder {
  width: 100%;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.live-preview-canvas {
  max-width: 100%;
  max-height: 274px;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.16);
  border-radius: 4px;
  background: #ffffff;
}

.live-nav-row {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.live-nav-meta {
  font-size: 0.73rem;
  font-family: 'JetBrains Mono', monospace;
  color: var(--text-secondary);
  font-weight: 600;
}

/* Scrollable Thumbnails Strip */
.pdf-thumbnails-scroll {
  max-height: 165px;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0.25rem;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(96px, 1fr));
  gap: 0.5rem;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  background: var(--bg-subtle, #f8fafc);
  box-sizing: border-box;
}

html[data-theme="dark"] .pdf-thumbnails-scroll,
html.dark .pdf-thumbnails-scroll {
  background: rgba(255, 255, 255, 0.02);
}

.pdf-thumbnails-scroll::-webkit-scrollbar {
  width: 5px;
}

.pdf-thumbnails-scroll::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 3px;
}

.thumb-page-card {
  background: var(--bg-surface);
  border: 1.5px solid var(--border-color);
  border-radius: 6px;
  padding: 0.3rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.22rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.thumb-page-card.active {
  border-color: var(--pdf-accent);
  box-shadow: 0 0 0 2px var(--pdf-accent-glow);
}

.thumb-page-card.skipped {
  opacity: 0.65;
}

.thumb-canvas-box {
  width: 100%;
  height: 78px;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: 4px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

html[data-theme="dark"] .thumb-canvas-box,
html.dark .thumb-canvas-box {
  background: #1e293b;
}

.thumb-canvas {
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  display: block;
}

.thumb-label-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  font-weight: 700;
  color: var(--pdf-accent);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 100%;
}

.thumb-page-card.skipped .thumb-label-pill {
  color: var(--text-muted);
}

/* Progress Card */
.num-progress-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2.5rem 1.25rem;
  gap: 0.8rem;
}

.num-spinner {
  width: 42px;
  height: 42px;
  border: 3.5px solid var(--pdf-accent-light);
  border-top-color: var(--pdf-accent);
  border-radius: 50%;
  animation: numSpin 0.8s linear infinite;
}

@keyframes numSpin {
  to {
    transform: rotate(360deg);
  }
}

.num-progress-bar-track {
  width: 100%;
  max-width: 360px;
  height: 8px;
  border-radius: 9999px;
  background: var(--bg-subtle, #e2e8f0);
  overflow: hidden;
}

html[data-theme="dark"] .num-progress-bar-track,
html.dark .num-progress-bar-track {
  background: rgba(255, 255, 255, 0.1);
}

.num-progress-bar-fill {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, #3b82f6, #2563eb);
  border-radius: 9999px;
  transition: width 0.2s ease;
}

.num-progress-stats {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 360px;
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Result & Final PDF Preview */
.num-success-card {
  display: flex;
  flex-direction: column;
  gap: 0.78rem;
  width: 100%;
  min-width: 0;
}

.num-success-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.num-success-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: #10b981;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.num-result-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem;
}

.num-result-tile {
  background: var(--bg-subtle, #f8fafc);
  border: 1px solid var(--border-color);
  border-radius: 7px;
  padding: 0.48rem 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.08rem;
  min-width: 0;
}

html[data-theme="dark"] .num-result-tile,
html.dark .num-result-tile {
  background: rgba(255, 255, 255, 0.03);
}

.num-result-label {
  font-size: 0.64rem;
  color: var(--text-muted);
  text-transform: uppercase;
  font-weight: 600;
}

.num-result-val {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.btn-download-pdf {
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8rem 1.25rem;
  background: #059669;
  color: #ffffff;
  font-weight: 700;
  font-size: 0.91rem;
  border-radius: 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
  transition: all var(--transition-fast);
}

.btn-download-pdf:hover:not(:disabled) {
  background: #047857;
  transform: translateY(-1px);
}

.btn-download-pdf:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.result-sub-actions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.42rem;
}

@media (max-width: 520px) {
  .result-sub-actions {
    grid-template-columns: 1fr;
  }
}

.btn-sub-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 0.6rem;
  background: var(--bg-subtle, #f1f5f9);
  border: 1px solid var(--border-color);
  color: var(--text-primary);
  font-weight: 600;
  font-size: 0.74rem;
  border-radius: 6px;
  cursor: pointer;
}

html[data-theme="dark"] .btn-sub-action,
html.dark .btn-sub-action {
  background: rgba(255, 255, 255, 0.05);
}

.btn-sub-action:hover {
  background: var(--bg-hover, #e2e8f0);
}

/* Modal Inspect */
.pdf-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.pdf-modal-backdrop.active {
  display: flex;
}

.pdf-modal-dialog {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  width: 100%;
  max-width: 820px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.35);
}

.pdf-modal-header {
  padding: 0.85rem 1.2rem;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.pdf-modal-body {
  padding: 1.15rem;
  overflow-y: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-subtle, #f8fafc);
  min-height: 360px;
}

html[data-theme="dark"] .pdf-modal-body,
html.dark .pdf-modal-body {
  background: #0b1120;
}

.pdf-modal-canvas {
  max-width: 100%;
  max-height: 66vh;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.22);
  border-radius: 4px;
  background: #ffffff;
}

.pdf-modal-footer {
  padding: 0.75rem 1.2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

/* Guide Grid */
.pdf-guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

@media (max-width: 768px) {
  .pdf-guide-grid {
    grid-template-columns: 1fr;
  }
}

.pdf-guide-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 0.85rem 0;
}

.pdf-guide-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  border-radius: var(--card-radius);
  padding: 1rem;
}

.pdf-guide-card h4 {
  margin: 0 0 0.45rem 0;
  font-size: 0.88rem;
  color: var(--text-primary);
}

.pdf-guide-card p {
  margin: 0;
  font-size: 0.78rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* Toasts */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast-msg {
  background: var(--bg-surface);
  border: 1px solid var(--border-color);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  border-radius: 8px;
  padding: 0.72rem 1rem;
  font-size: 0.8125rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.65rem;
  pointer-events: auto;
  max-width: 360px;
}

.toast-msg.toast-error {
  border-left: 4px solid #ef4444;
}

.toast-msg.toast-success {
  border-left: 4px solid #10b981;
}

.toast-msg.toast-warning {
  border-left: 4px solid #f59e0b;
}