/**
 * SmartBiz Quote Template Center — senior-friendly accessibility UI
 */
:root {
  --tc-primary: #1d4ed8;
  --tc-ink: #0f172a;
  --tc-muted: #334155;
  --tc-ok: #15803d;
  --tc-warn: #a16207;
  --tc-err: #b91c1c;
  --tc-bg: #fff;
  --tc-soft: #f1f5f9;
  --tc-border: #94a3b8;
  --tc-selected-bg: #eff6ff;
  --tc-radius: 12px;
  --tc-gap: 16px;
  --tc-focus: #1d4ed8;
}

/* —— Layout —— */
.tc-layout {
  display: grid;
  grid-template-columns: minmax(320px, 420px) 1fr;
  gap: var(--tc-gap);
  min-height: 70vh;
  color: var(--tc-ink);
  background: var(--tc-bg);
}

.tc-pane,
.tc-preview-pane {
  min-width: 0;
}

.tc-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  padding: 12px 14px;
  background: var(--tc-soft);
  border: 2px solid var(--tc-border);
  border-radius: var(--tc-radius);
}

.tc-toolbar__title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--tc-ink);
  margin: 0 8px 0 0;
}

.tc-toggle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  padding: 8px 14px;
  border: 2px solid var(--tc-border);
  border-radius: 10px;
  background: var(--tc-bg);
  color: var(--tc-ink);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.tc-toggle input {
  width: 22px;
  height: 22px;
  accent-color: var(--tc-primary);
}

.tc-toggle.is-on {
  border-color: var(--tc-primary);
  background: var(--tc-selected-bg);
}

.tc-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 12px;
  border-radius: 999px;
  border: 2px solid var(--tc-border);
  font-weight: 700;
  font-size: 14px;
  color: var(--tc-ink);
  background: var(--tc-bg);
}

.tc-status.is-dirty {
  border-color: var(--tc-warn);
  color: var(--tc-warn);
  background: #fffbeb;
}

.tc-status.is-applied {
  border-color: var(--tc-ok);
  color: var(--tc-ok);
  background: #f0fdf4;
}

.tc-msg {
  margin: 0 0 12px;
  padding: 10px 14px;
  border: 2px solid var(--tc-err);
  border-radius: 10px;
  color: var(--tc-err);
  background: #fef2f2;
  font-size: 15px;
  font-weight: 600;
  display: none;
}

.tc-msg.is-visible {
  display: block;
}

/* —— Category chips —— */
.tc-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 14px;
}

.tc-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 10px 16px;
  border: 2px solid var(--tc-border);
  border-radius: 999px;
  background: var(--tc-bg);
  color: var(--tc-ink);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  line-height: 1.2;
}

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

.tc-chip.is-active,
.tc-chip[aria-pressed="true"] {
  border-color: var(--tc-primary);
  background: var(--tc-selected-bg);
  color: var(--tc-ink);
  box-shadow: inset 0 0 0 1px var(--tc-primary);
}

/* —— Template option cards —— */
.tc-option-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-height: min(62vh, 720px);
  overflow: auto;
  padding-right: 4px;
}

.tc-option {
  position: relative;
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 12px;
  align-items: start;
  min-height: 96px;
  margin: 0;
  padding: 14px 16px;
  border: 2px solid var(--tc-border);
  border-radius: var(--tc-radius);
  background: #f8fafc;
  color: var(--tc-ink);
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.tc-option:hover {
  border-color: var(--tc-primary);
  background: #fff;
}

.tc-option.is-selected {
  border: 4px solid var(--tc-primary);
  background: var(--tc-selected-bg);
  padding: 12px 14px;
}

.tc-option.is-pending {
  border: 3px dashed var(--tc-primary);
  background: #f8fbff;
}

.tc-option.is-disabled {
  pointer-events: none;
  opacity: 0.72;
}

.tc-option__radio {
  width: 24px;
  height: 24px;
  min-width: 24px;
  min-height: 24px;
  margin-top: 4px;
  accent-color: var(--tc-primary);
}

.tc-option__icon {
  font-size: 1.35rem;
  line-height: 1;
  margin-bottom: 4px;
}

.tc-option__name {
  display: block;
  font-size: 17px;
  font-weight: 700;
  color: var(--tc-ink);
  margin-bottom: 4px;
}

.tc-option__desc {
  display: block;
  font-size: 14px;
  color: var(--tc-muted);
  line-height: 1.45;
}

.tc-option__badge,
.tc-option__pending {
  position: absolute;
  top: 10px;
  right: 12px;
  display: none;
  align-items: center;
  gap: 4px;
  font-size: 13px;
  font-weight: 700;
  color: var(--tc-primary);
  background: #fff;
  border: 2px solid var(--tc-primary);
  border-radius: 999px;
  padding: 2px 10px;
}

.tc-option.is-selected .tc-option__badge {
  display: inline-flex;
}

.tc-option.is-pending .tc-option__pending {
  display: inline-flex;
  color: #b45309;
  border-color: #f59e0b;
}

.tc-option__badge::before {
  content: "✓";
  font-weight: 900;
}

/* —— Preview pane —— */
.tc-preview-pane {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: 2px solid var(--tc-border);
  border-radius: var(--tc-radius);
  background: var(--tc-soft);
  padding: 12px;
}

.tc-preview-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
}

.tc-zoom-btn,
.tc-action-btn {
  min-height: 48px;
  min-width: 48px;
  padding: 8px 14px;
  border: 2px solid var(--tc-border);
  border-radius: 10px;
  background: var(--tc-bg);
  color: var(--tc-ink);
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.tc-zoom-btn.is-active,
.tc-action-btn--primary {
  border-color: var(--tc-primary);
  background: var(--tc-primary);
  color: #fff;
}

.tc-action-btn--primary:hover {
  filter: brightness(0.95);
  color: #fff;
}

.tc-preview-stage {
  position: relative;
  flex: 1;
  min-height: 420px;
  overflow: auto;
  background: #cbd5e1;
  border: 2px solid var(--tc-border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  justify-content: center;
  align-items: flex-start;
}

.tc-preview-frame-wrap {
  width: min(100%, 640px);
  aspect-ratio: 210 / 297;
  background: #fff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.18);
  transform-origin: top center;
  transition: transform 0.2s ease;
}

.tc-preview-frame {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fff;
  display: block;
}

.tc-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

/* —— Large text / high contrast prefs —— */
.sb-ui-large-text .tc-option__name,
.sb-ui-large-text .tc-toolbar__title,
.sb-ui-large-text h2,
.sb-ui-large-text .tc-preview-pane h3 {
  font-size: 20px !important;
}

.sb-ui-large-text .tc-option__desc,
.sb-ui-large-text .tc-chip,
.sb-ui-large-text .tc-toggle,
.sb-ui-large-text body,
.sb-ui-large-text .tc-option,
.sb-ui-large-text p {
  font-size: 16px !important;
}

.sb-ui-large-text .tc-chip,
.sb-ui-large-text .tc-toggle,
.sb-ui-large-text .tc-zoom-btn,
.sb-ui-large-text .tc-action-btn,
.sb-ui-large-text button,
.sb-ui-large-text .btn {
  min-height: 48px !important;
}

.sb-ui-high-contrast {
  --tc-ink: #000;
  --tc-muted: #111;
  --tc-border: #000;
  --tc-soft: #fff;
  --tc-bg: #fff;
  --tc-selected-bg: #e0e7ff;
}

.sb-ui-high-contrast .tc-option,
.sb-ui-high-contrast .tc-chip,
.sb-ui-high-contrast .tc-toggle,
.sb-ui-high-contrast .tc-preview-pane,
.sb-ui-high-contrast .tc-toolbar {
  border-width: 3px;
  border-color: #000;
  color: #000;
}

.sb-ui-high-contrast .tc-option__desc,
.sb-ui-high-contrast .tc-muted,
.sb-ui-high-contrast .text-muted {
  color: #000 !important;
}

/* —— Quote sheet (.qs-*) structural variants —— */
.qs-sheet {
  --qs-accent: #1d4ed8;
  box-sizing: border-box;
  max-width: 210mm;
  margin: 0 auto;
  padding: 18px 20px;
  background: #fff;
  color: #0f172a;
  font-family: "Noto Sans TC", "Microsoft JhengHei", sans-serif;
  font-size: 13px;
  line-height: 1.45;
  border: 1px solid #cbd5e1;
}

.qs-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.qs-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid var(--qs-accent);
}

.qs-company-name {
  font-size: 1.25rem;
  font-weight: 800;
  color: #0f172a;
}

.qs-muted {
  color: #334155;
  font-size: 0.92em;
}

.qs-doc-title {
  margin: 0 0 8px;
  font-size: 1.5rem;
  color: var(--qs-accent);
}

.qs-meta-line {
  display: flex;
  gap: 8px;
  font-size: 0.9em;
}

.qs-meta-line span {
  color: #334155;
  min-width: 5.5em;
}

.qs-customer,
.qs-extra,
.qs-notes section {
  margin: 12px 0;
}

.qs-customer h2,
.qs-extra h2,
.qs-notes h2 {
  font-size: 0.95rem;
  margin: 0 0 6px;
  color: #0f172a;
  border-left: 4px solid var(--qs-accent);
  padding-left: 8px;
}

.qs-table {
  width: 100%;
  border-collapse: collapse;
  margin: 14px 0;
}

.qs-table th,
.qs-table td {
  border: 1px solid #94a3b8;
  padding: 8px 10px;
  text-align: left;
  vertical-align: top;
}

.qs-table th {
  background: #f1f5f9;
  color: #0f172a;
  font-weight: 700;
}

.qs-table .num {
  text-align: right;
  white-space: nowrap;
  font-variant-numeric: tabular-nums;
}

.qs-totals {
  margin-left: auto;
  width: min(280px, 100%);
}

.qs-totals > div {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  color: #0f172a;
}

.qs-grand {
  margin-top: 6px;
  padding-top: 6px;
  border-top: 2px solid #0f172a;
  font-size: 1.1em;
  font-weight: 800;
}

.qs-footer {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  margin-top: 24px;
  padding-top: 12px;
}

.qs-sign-line {
  min-width: 160px;
  border-bottom: 1px solid #64748b;
  margin-bottom: 6px;
  height: 40px;
}

.qs-stamp img,
.qs-logo {
  max-height: 72px;
  max-width: 140px;
  object-fit: contain;
}

.qs-stamp-placeholder {
  width: 96px;
  height: 96px;
  border: 2px dashed #64748b;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #334155;
}

.qs-brand-rail {
  display: none;
}

.qs-extra ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.qs-extra li {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 0;
  border-bottom: 1px solid #e2e8f0;
}

.qs-notes pre {
  white-space: pre-wrap;
  margin: 0;
  font-family: inherit;
  color: #0f172a;
}

/* Classic */
.quote-layout-classic .qs-sheet,
.quote-layout-classic-formal .qs-sheet {
  border: 2px solid #64748b;
}

.quote-layout-classic-formal .qs-sheet {
  border-width: 3px;
  border-style: double;
}

.quote-layout-classic .qs-header,
.quote-layout-classic-formal .qs-header {
  flex-direction: column;
  text-align: center;
}

.quote-layout-classic .qs-title-block,
.quote-layout-classic-formal .qs-title-block {
  align-self: center;
}

/* Modern / side brand */
.quote-layout-modern .qs-sheet,
.quote-layout-minimal .qs-sheet {
  border: none;
  padding: 28px 32px;
}

.quote-layout-modern .qs-table th,
.quote-layout-minimal .qs-table th {
  background: #fff;
  border-top: none;
  border-left: none;
  border-right: none;
}

.quote-layout-modern-side .qs-sheet {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 0 16px;
  padding: 0;
}

.quote-layout-modern-side .qs-brand-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  grid-row: 1 / -1;
  background: var(--qs-accent);
  color: #fff;
  padding: 20px 8px;
  writing-mode: vertical-rl;
  text-orientation: mixed;
}

.quote-layout-modern-side .qs-brand-rail__mark {
  writing-mode: horizontal-tb;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
}

.quote-layout-modern-side .qs-header,
.quote-layout-modern-side .qs-customer,
.quote-layout-modern-side .qs-extra,
.quote-layout-modern-side .qs-table,
.quote-layout-modern-side .qs-totals,
.quote-layout-modern-side .qs-notes,
.quote-layout-modern-side .qs-footer {
  grid-column: 2;
  padding-right: 18px;
}

.quote-layout-modern-side .qs-header {
  padding-top: 18px;
}

.quote-layout-modern-side .qs-footer {
  padding-bottom: 18px;
}

/* High contrast */
.quote-layout-high-contrast .qs-sheet,
.quote-layout-high-contrast-lg .qs-sheet,
.is-high-contrast .qs-sheet {
  border: 4px solid #000;
  color: #000;
}

.quote-layout-high-contrast .qs-header,
.quote-layout-high-contrast-lg .qs-header,
.is-high-contrast .qs-header {
  border-bottom: 4px solid #000;
}

.quote-layout-high-contrast .qs-table th,
.quote-layout-high-contrast .qs-table td,
.quote-layout-high-contrast-lg .qs-table th,
.quote-layout-high-contrast-lg .qs-table td,
.is-high-contrast .qs-table th,
.is-high-contrast .qs-table td {
  border: 3px solid #000;
  background: #fff;
  color: #000;
}

.quote-layout-high-contrast .qs-muted,
.quote-layout-high-contrast-lg .qs-muted,
.is-high-contrast .qs-muted {
  color: #000;
}

.quote-layout-high-contrast .qs-doc-title,
.is-high-contrast .qs-doc-title {
  color: #000;
}

.quote-layout-high-contrast-lg .qs-sheet,
.quote-layout-high-contrast-lg {
  font-size: 16px;
  line-height: 1.65;
}

.quote-layout-high-contrast-lg .qs-doc-title {
  font-size: 1.85rem;
}

.quote-layout-high-contrast-lg .qs-company-name {
  font-size: 1.45rem;
}

.quote-layout-high-contrast-lg .qs-table th,
.quote-layout-high-contrast-lg .qs-table td {
  padding: 12px 14px;
}

/* Traditional / seal */
.quote-layout-traditional .qs-sheet {
  border: 2px solid #1e3a5f;
}

.quote-layout-traditional .qs-footer {
  align-items: flex-end;
}

.quote-layout-traditional .qs-stamp {
  order: -1;
}

/* Service */
.quote-layout-service .qs-extra--svc,
.quote-layout-service .qs-customer {
  background: #f8fafc;
  padding: 10px 12px;
  border: 1px solid #94a3b8;
  border-radius: 8px;
}

.quote-layout-service .qs-table th:nth-child(3),
.quote-layout-service .qs-table td:nth-child(3) {
  font-weight: 700;
}

/* Real estate */
.quote-layout-real-estate .qs-extra--re {
  border: 2px solid var(--qs-accent);
  padding: 10px 12px;
  border-radius: 8px;
  background: #f8fafc;
}

/* Direct sales */
.quote-layout-direct-sales .qs-extra--ds {
  border: 2px dashed #475569;
  padding: 10px 12px;
  border-radius: 8px;
}

/* Laboratory */
.quote-layout-laboratory .qs-extra--lab {
  border: 2px solid #0f766e;
  padding: 10px 12px;
  border-radius: 8px;
  background: #f0fdfa;
}

.quote-layout-laboratory .qs-table th {
  background: #ccfbf1;
}

/* Preview body font-scale */
body.tc-preview-body {
  margin: 0;
  padding: 12px;
  background: #e2e8f0;
  color: #0f172a;
}

body.tc-preview-body[data-font-scale] .qs-sheet {
  font-size: calc(13px * var(--qs-font-scale, 1));
}

/* Focus */
.tc-chip:focus-visible,
.tc-option:focus-visible,
.tc-toggle:focus-visible,
.tc-zoom-btn:focus-visible,
.tc-action-btn:focus-visible,
.tc-option__radio:focus-visible,
button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid var(--tc-focus);
  outline-offset: 2px;
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .tc-option,
  .tc-preview-frame-wrap,
  .tc-chip {
    transition: none !important;
  }
}

/* Mobile stack */
@media (max-width: 960px) {
  .tc-layout {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .tc-option-list {
    max-height: none;
  }

  .tc-preview-stage {
    min-height: 360px;
  }
}