:root {
  --tpa-bg: #f5efe4;
  --tpa-surface: rgba(255, 255, 255, 0.84);
  --tpa-surface-solid: #fffaf3;
  --tpa-accent: #bf5b2c;
  --tpa-accent-dark: #8f3f1b;
  --tpa-ink: #1f2f35;
  --tpa-muted: #5a686d;
  --tpa-line: rgba(31, 47, 53, 0.12);
  --tpa-success: #2e7d5b;
  --tpa-warn: #b46421;
  --tpa-danger: #b43434;
  --tpa-radius: 24px;
  --tpa-shadow: 0 24px 60px rgba(31, 47, 53, 0.12);
}

* {
  box-sizing: border-box;
}

body.tpa-login-body,
body.tpa-app-body {
  margin: 0;
  min-height: 100vh;
  color: var(--tpa-ink);
  font-family: "Avenir Next", "Hiragino Sans", "Yu Gothic UI", "Meiryo", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(255, 213, 166, 0.35), transparent 28%),
    radial-gradient(circle at top right, rgba(255, 240, 208, 0.45), transparent 30%),
    linear-gradient(180deg, #f8f2e8 0%, #f2e7d7 100%);
}

.tpa-login-shell,
.tpa-app-shell {
  width: min(1220px, calc(100% - 32px));
  margin: 0 auto;
  padding: 24px 0 40px;
}

.tpa-login-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
}

.tpa-login-panel,
.tpa-card,
.tpa-tenant-card,
.tpa-hero,
.tpa-visual-card,
.tpa-side-card,
.tpa-option-card {
  background: var(--tpa-surface);
  backdrop-filter: blur(18px);
  border: 1px solid rgba(255, 255, 255, 0.6);
  border-radius: var(--tpa-radius);
  box-shadow: var(--tpa-shadow);
}

.tpa-login-panel {
  width: min(520px, 100%);
  padding: 34px;
}

.tpa-login-brand,
.tpa-badge,
.tpa-phase-note,
.tpa-tenant-meta,
.tpa-preview-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 14px;
  background: rgba(191, 91, 44, 0.09);
  color: var(--tpa-accent-dark);
  font-weight: 700;
  font-size: 14px;
}

.tpa-login-panel h1,
.tpa-hero h1 {
  margin: 16px 0 12px;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.05;
  letter-spacing: -0.03em;
}

.tpa-login-copy,
.tpa-hero p,
.tpa-help-copy,
.tpa-preview-header p,
.tpa-visual-copy,
.tpa-analysis-lead,
.tpa-side-card p,
.tpa-side-steps,
.tpa-option-copy,
.tpa-advanced-intro {
  color: var(--tpa-muted);
  font-size: 18px;
  line-height: 1.8;
}

.tpa-login-form,
.tpa-buffer-grid,
.tpa-summary-row,
.tpa-main-stack,
.tpa-advanced-grid,
.tpa-manual-grid,
.tpa-truck-grid,
.tpa-truck-results,
.tpa-import-actions,
.tpa-analysis-layout,
.tpa-analysis-main,
.tpa-analysis-side,
.tpa-analysis-actions,
.tpa-preview-meta,
.tpa-advanced-sections {
  display: grid;
  gap: 16px;
}

.tpa-main-stack {
  gap: 21px;
}

.tpa-login-form {
  margin-top: 24px;
}

.tpa-login-form label,
.tpa-buffer-grid label,
.tpa-advanced-grid label,
.tpa-manual-grid label {
  display: grid;
  gap: 8px;
  font-weight: 700;
}

.tpa-login-form input,
.tpa-buffer-grid input,
.tpa-advanced-grid input,
.tpa-manual-grid input,
#tpaPasteInput {
  width: 100%;
  border: 1px solid var(--tpa-line);
  border-radius: 16px;
  padding: 14px 16px;
  font: inherit;
  background: rgba(255, 255, 255, 0.9);
}

.tpa-primary-button,
.tpa-secondary-button,
.tpa-truck-button {
  border: 0;
  border-radius: 18px;
  padding: 14px 18px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.tpa-primary-button {
  background: linear-gradient(135deg, #d46e36, var(--tpa-accent));
  color: #fff;
  box-shadow: 0 14px 28px rgba(191, 91, 44, 0.24);
}

.tpa-primary-button:disabled {
  background: #c7c2ba;
  box-shadow: none;
  cursor: not-allowed;
}

.tpa-secondary-button {
  background: rgba(255, 255, 255, 0.9);
  color: var(--tpa-ink);
  border: 1px solid var(--tpa-line);
}

.tpa-primary-button:hover:not(:disabled),
.tpa-secondary-button:hover,
.tpa-truck-button:hover {
  transform: translateY(-1px);
}

.tpa-file-button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
}

.tpa-height-limit-card {
  display: grid;
  gap: 13px;
  padding: 12px;
  border-radius: 21px;
  border: 1px solid var(--tpa-line);
  background: rgba(255, 255, 255, 0.76);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.55);
}

.tpa-height-limit-head h4 {
  margin: 0 0 6px;
  font-size: 20px;
}

.tpa-height-limit-head p {
  margin: 0;
  color: var(--tpa-muted);
  font-size: 15px;
  line-height: 1.7;
}

.tpa-height-limit-toggle {
  display: flex;
  flex-wrap: wrap;
  gap: 13px;
}

.tpa-segment-option {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--tpa-line);
  font-weight: 800;
  color: var(--tpa-ink);
}

.tpa-segment-option input {
  margin: 0;
  accent-color: var(--tpa-accent);
}

.tpa-topbar {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  gap: 21px;
  margin-bottom: 21px;
}

/* ── アプリ内ブランド名 ── */
.tpa-app-brand-inline {
  display: flex;
  gap: 0.2em;
  margin-bottom: 2px;
  flex-wrap: wrap;
  align-items: baseline;
}

.tpa-abl-word {
  font-family: 'Space Grotesk', 'Hiragino Sans', sans-serif;
  font-size: clamp(22px, 3vw, 36px);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1;
  background: linear-gradient(
    120deg,
    var(--tpa-accent) 0%,
    #e07840 40%,
    var(--tpa-accent) 70%,
    #e07840 100%
  );
  background-size: 300% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: tpaAppBrandShimmer 6s linear infinite;
}

@keyframes tpaAppBrandShimmer {
  0%   { background-position: 200% center; }
  100% { background-position: -200% center; }
}

.tpa-tenant-card {
  padding: 12px 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.tpa-tenant-name {
  font-size: 22px;
  font-weight: 900;
  margin-top: 4px;
}


.tpa-tenant-card.is-warning {
  border-color: rgba(191, 57, 57, 0.2);
  box-shadow:
    0 20px 40px rgba(161, 45, 45, 0.08),
    0 2px 0 rgba(255, 255, 255, 0.7) inset,
    0 -1px 0 rgba(191, 57, 57, 0.06) inset;
}

.tpa-tenant-name.is-warning {
  color: var(--tpa-danger);
}

.tpa-tenant-sub {
  color: var(--tpa-muted);
  margin-top: 3px;
  font-size: 13px;
}

.tpa-logout-link {
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  white-space: nowrap;
  color: var(--tpa-ink);
  font-weight: 600;
  font-size: 13px;
  font-family: inherit;
  width: 148px;
  height: 51px;
  border-radius: 10px;
  background: rgba(212, 110, 54, 0.10);
  border: 1.5px solid rgba(212, 110, 54, 0.28);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.tpa-logout-link:hover {
  background: rgba(212, 110, 54, 0.18);
  border-color: rgba(212, 110, 54, 0.45);
  transform: translateY(-1px);
}

.tpa-hero {
  display: grid;
  grid-template-columns: 1.618fr 1fr;
  gap: 21px;
  padding: 34px;
  margin-bottom: 21px;
}

.tpa-hero-visual {
  display: grid;
  place-items: stretch;
}

.tpa-visual-card {
  min-height: 260px;
  padding: 24px;
  display: grid;
  align-items: end;
  background:
    linear-gradient(180deg, rgba(12, 32, 52, 0.18), rgba(12, 32, 52, 0.24)),
    linear-gradient(135deg, rgba(255, 214, 170, 0.68), rgba(255, 247, 233, 0.92)),
    url('https://images.unsplash.com/photo-1519003722824-194d4455a60c?auto=format&fit=crop&w=1400&q=80');
  background-size: cover;
  background-position: center;
}

.tpa-visual-copy {
  color: #172730;
  font-weight: 700;
  padding: 12px;
  border-radius: 18px;
  background: rgba(255, 250, 243, 0.72);
}

.tpa-steps {
  display: flex;
  gap: 13px;
  overflow-x: auto;
  margin-bottom: 21px;
  padding-bottom: 4px;
}

.tpa-steps span {
  flex: 0 0 auto;
  padding: 13px 18px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid var(--tpa-line);
  font-weight: 800;
  color: var(--tpa-muted);
}

.tpa-steps .is-active {
  background: rgba(191, 91, 44, 0.14);
  color: var(--tpa-accent-dark);
}

.tpa-card {
  padding: 24px;
}

.tpa-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}

.tpa-card-header h2,
.tpa-preview-header h3,
.tpa-side-card h3,
.tpa-buffer-card h3,
.tpa-truck-card h3,
.tpa-option-card h3 {
  margin: 0;
  font-size: 28px;
}

.tpa-analysis-header {
  align-items: flex-start;
}

.tpa-analysis-lead {
  margin: 10px 0 0;
}

.tpa-dropzone {
  border: 2px dashed rgba(191, 91, 44, 0.35);
  background: rgba(255, 248, 241, 0.9);
  border-radius: 24px;
  padding: 34px;
  text-align: center;
}

.tpa-dropzone.is-dragover {
  background: rgba(255, 238, 219, 0.95);
  border-color: var(--tpa-accent);
}

.tpa-drop-title {
  font-size: 22px;
  font-weight: 900;
  margin-bottom: 8px;
}

.tpa-paste-panel,
.tpa-advanced-panel,
.tpa-preview-panel,
.tpa-buffer-card,
.tpa-truck-card,
.tpa-analysis-actions {
  margin-top: 18px;
}

.tpa-analysis-layout {
  grid-template-columns: minmax(0, 1.55fr) minmax(280px, 0.9fr);
  align-items: start;
}

.tpa-analysis-main,
.tpa-analysis-side {
  align-content: start;
}

.tpa-side-card,
.tpa-option-card {
  padding: 12px;
}

.tpa-side-steps {
  margin: 0;
  padding-left: 24px;
}

.tpa-preview-meta {
  grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
  margin-top: 14px;
}

.tpa-preview-chip {
  justify-content: center;
}

.tpa-preview-scroll {
  max-height: 560px;
  overflow: auto;
  border-radius: 20px;
  border: 1px solid var(--tpa-line);
  background: rgba(255, 255, 255, 0.72);
}

.tpa-preview-table thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: #f6efe5;
}

.tpa-paste-panel summary,
.tpa-advanced-panel summary {
  cursor: pointer;
  font-weight: 800;
}

.tpa-advanced-panel summary {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 6px 4px;
}

.tpa-advanced-summary-note {
  color: var(--tpa-muted);
  font-size: 14px;
  font-weight: 700;
}

.tpa-advanced-intro {
  margin-top: 16px;
}

.tpa-option-card {
  background: rgba(255, 255, 255, 0.68);
}

.tpa-option-toggle {
  min-height: 58px;
  padding: 14px 16px;
  border: 1px solid var(--tpa-line);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.88);
}

.tpa-paste-panel textarea {
  margin-top: 12px;
  min-height: 170px;
}

.tpa-alert {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 16px;
  font-weight: 700;
}

.tpa-alert-info {
  background: rgba(49, 91, 166, 0.08);
  color: #23458a;
}

.tpa-alert-success {
  background: rgba(46, 125, 91, 0.12);
  color: var(--tpa-success);
}

.tpa-alert-error {
  background: rgba(180, 52, 52, 0.12);
  color: var(--tpa-danger);
}

.tpa-alert-muted {
  background: rgba(31, 47, 53, 0.06);
  color: var(--tpa-muted);
}

.tpa-warning {
  background: rgba(180, 100, 33, 0.12);
  color: var(--tpa-warn);
}

.tpa-summary-row {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  margin-top: 16px;
}

.tpa-summary-card {
  background: var(--tpa-surface-solid);
  border: 1px solid var(--tpa-line);
  border-radius: 18px;
  padding: 12px;
}

.tpa-summary-label {
  color: var(--tpa-muted);
  font-size: 13px;
  font-weight: 700;
}

.tpa-summary-value {
  font-size: 28px;
  font-weight: 900;
  margin-top: 8px;
}

.tpa-summary-card.is-danger {
  background: linear-gradient(180deg, rgba(255, 243, 243, 0.98), rgba(255, 232, 232, 0.95));
  border-color: rgba(191, 57, 57, 0.28);
  box-shadow:
    0 18px 34px rgba(161, 45, 45, 0.10),
    0 2px 0 rgba(255, 255, 255, 0.7) inset,
    0 -1px 0 rgba(191, 57, 57, 0.08) inset;
}

.tpa-summary-card.is-danger .tpa-summary-label,
.tpa-summary-card.is-danger .tpa-summary-value {
  color: var(--tpa-danger);
}

.tpa-buffer-grid,
.tpa-advanced-grid,
.tpa-manual-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.tpa-inline-check {
  display: flex !important;
  align-items: center;
  gap: 10px;
}

.tpa-truck-grid {
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.tpa-truck-button {
  display: grid;
  gap: 8px;
  text-align: left;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--tpa-line);
  min-height: 132px;
}

.tpa-truck-button.is-selected {
  border-color: var(--tpa-accent);
  box-shadow: 0 12px 24px rgba(191, 91, 44, 0.12);
}

.tpa-truck-emoji {
  font-size: 26px;
}

.tpa-truck-title {
  font-size: 20px;
  font-weight: 900;
}

.tpa-truck-size {
  color: var(--tpa-muted);
  font-size: 13px;
}

.tpa-issues-list {
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--tpa-ink);
}

.tpa-preview-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: flex-end;
}

.tpa-preview-table {
  min-width: 700px;
}


.tpa-recommendation {
  border-radius: 18px;
  padding: 12px;
  background: rgba(46, 125, 91, 0.1);
  color: var(--tpa-success);
  font-weight: 900;
  margin-bottom: 16px;
}

.tpa-result-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tpa-truck-result-card {
  background: var(--tpa-surface-solid);
  border: 1px solid var(--tpa-line);
  border-radius: 18px;
  padding: 12px;
}

.tpa-truck-header {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
  margin-bottom: 12px;
}

.tpa-truck-meta {
  margin-bottom: 12px;
  color: var(--tpa-muted);
  font-weight: 700;
}

.tpa-canvas {
  width: 100%;
  height: auto;
  border-radius: 16px;
  background: #fff;
  border: 1px solid var(--tpa-line);
}


.tpa-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 920px;
}

.tpa-table th,
.tpa-table td {
  padding: 12px;
  border-bottom: 1px solid var(--tpa-line);
  text-align: left;
  vertical-align: top;
}

.tpa-table th {
  background: rgba(31, 47, 53, 0.06);
}

@media (max-width: 1100px) {
  .tpa-hero,
  .tpa-analysis-layout,
  .tpa-buffer-grid,
  .tpa-advanced-grid,
  .tpa-manual-grid,
  .tpa-preview-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 960px) {
  .tpa-topbar,
  .tpa-card-header,
  .tpa-import-actions,
  .tpa-truck-header,
  .tpa-analysis-header,
  .tpa-advanced-panel summary {
    flex-direction: column;
    align-items: stretch;
  }

  .tpa-truck-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 480px) {
  .tpa-login-shell,
  .tpa-app-shell {
    width: calc(100% - 20px);
  }

  .tpa-card,
  .tpa-login-panel,
  .tpa-tenant-card,
  .tpa-hero,
  .tpa-side-card,
  .tpa-option-card {
    padding: 12px;
  }

  .tpa-buffer-grid,
  .tpa-advanced-grid,
  .tpa-manual-grid,
  .tpa-truck-grid,
  .tpa-preview-meta {
    grid-template-columns: 1fr;
  }

  .tpa-steps span,
  .tpa-truck-button,
  .tpa-primary-button,
  .tpa-secondary-button {
    border-radius: 16px;
  }
}

@media (max-width: 320px) {
  .tpa-steps {
    gap: 8px;
  }

  .tpa-card-header h2,
  .tpa-preview-header h3,
  .tpa-side-card h3,
  .tpa-buffer-card h3,
  .tpa-truck-card h3,
  .tpa-option-card h3 {
    font-size: 24px;
  }
}
.tpa-truck-size-panel {
  margin-top: 16px;
  padding: 12px;
  border-radius: 21px;
  border: 1px solid var(--tpa-line);
  background: rgba(255, 255, 255, 0.78);
}

.tpa-size-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 13px;
  margin-bottom: 16px;
}

.tpa-size-panel-header h3 {
  margin: 0;
  font-size: 24px;
}

.tpa-advanced-grid-simple {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: end;
}

.tpa-row-no {
  white-space: nowrap;
  color: var(--tpa-muted);
  font-weight: 800;
}

@media (max-width: 900px) {
  .tpa-advanced-grid-simple,
  .tpa-size-panel-header {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .tpa-preview-scroll {
    max-height: 420px;
  }
}
.tpa-advanced-help-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.tpa-option-card-help {
  background: rgba(255, 250, 243, 0.92);
}

.tpa-preview-table th,
.tpa-preview-table td {
  padding: 6px 8px;
  font-size: 13px;
  line-height: 1.35;
}

.tpa-preview-table tbody td {
  vertical-align: top;
}

@media (max-width: 900px) {
  .tpa-advanced-help-grid {
    grid-template-columns: 1fr;
  }
}
.tpa-basic-feature-note {
  margin-top: 18px;
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(212, 110, 54, 0.12);
  color: var(--tpa-accent-dark);
  font-weight: 800;
}

.tpa-advanced-grid-compact {
  grid-template-columns: minmax(240px, 340px) minmax(180px, 240px);
  align-items: end;
}

.tpa-warning-panel {
  margin-top: 16px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid rgba(180, 52, 52, 0.28);
  background: rgba(180, 52, 52, 0.12);
}

.tpa-warning-heading {
  color: var(--tpa-danger);
  font-weight: 900;
  margin-bottom: 12px;
}

.tpa-warning-table-wrap {
  margin-top: 12px !important;
  background: #f5b0b0 !important;
  border-radius: 14px !important;
  border: 1px solid rgba(180, 52, 52, 0.35) !important;
  overflow: hidden !important;
}

.tpa-warning-table {
  margin: 0 !important;
  min-width: auto !important;
}

.tpa-warning-table th {
  background: #e88 !important;
  color: #fff !important;
  border-bottom: none !important;
}

/* ── warning table の td に明示的な背景色（html2canvas透明合成問題を排除） ── */
.tpa-warning-table tbody tr td {
  background: #fcc !important;
}

.tpa-warning-table tbody tr:last-child td {
  border-bottom: none !important;
}

.tpa-preview-table th,
.tpa-preview-table td,
.tpa-results-card .tpa-table th,
.tpa-results-card .tpa-table td {
  padding: 6px 8px;
  font-size: 13px;
  line-height: 1.3;
}

.tpa-truck-meta-note {
  margin-top: -6px;
  margin-bottom: 12px;
  font-size: 13px;
}

@media (max-width: 900px) {
  .tpa-advanced-grid-compact {
    grid-template-columns: 1fr;
  }
}
.tpa-surface-panel {
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid var(--tpa-line);
  border-radius: 21px;
  padding: 12px;
}

.tpa-option-card-tight {
  padding: 14px 16px;
}

.tpa-option-toggle-tight {
  min-height: auto;
  padding: 10px 12px;
}

.tpa-basic-feature-note {
  margin-top: 18px;
  padding: 14px 16px;
  border-radius: 18px;
  background: rgba(212, 110, 54, 0.12);
  color: var(--tpa-accent-dark);
  font-weight: 800;
}

.tpa-advanced-grid-compact {
  grid-template-columns: minmax(220px, 300px) minmax(160px, 220px);
  align-items: end;
  gap: 12px;
}

.tpa-truck-result-card {
  padding: 14px;
}

.tpa-truck-header {
  margin-bottom: 8px;
}

.tpa-truck-meta {
  margin-bottom: 6px;
}

.tpa-truck-meta-note {
  margin-bottom: 10px;
  font-size: 12px;
}

.tpa-canvas {
  display: block;
  width: 100%;
  height: auto;
  max-height: 300px;
}


.tpa-preview-scroll {
  max-height: 300px;
}

.tpa-preview-table th,
.tpa-preview-table td,
.tpa-results-card .tpa-table th,
.tpa-results-card .tpa-table td {
  padding: 5px 7px;
  font-size: 12px;
  line-height: 1.2;
}

@media (max-width: 900px) {
  .tpa-advanced-grid-compact {
    grid-template-columns: 1fr;
  }
}
.tpa-results-card {
  margin-top: 21px;
  background: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--tpa-line);
  border-radius: 34px;
}

.tpa-results-card .tpa-card-header {
  align-items: flex-start;
}

.tpa-truck-results {
  display: grid;
  gap: 13px;
}

.tpa-truck-result-card {
  background: rgba(255, 255, 255, 0.96);
  border: 1px solid var(--tpa-line);
  border-radius: 21px;
  padding: 13px 14px;
}

.tpa-truck-header {
  margin-bottom: 8px;
  align-items: center;
}

.tpa-truck-count {
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(212, 110, 54, 0.12);
  color: var(--tpa-accent-dark);
  font-weight: 900;
  white-space: nowrap;
}

.tpa-truck-meta {
  margin-bottom: 5px;
}

.tpa-truck-meta-note {
  margin-top: -2px;
  margin-bottom: 8px;
  font-size: 12px;
}

.tpa-canvas {
  display: block;
  width: 100%;
  height: auto;
  background: #fffdf8;
  border: 1px solid var(--tpa-line);
  border-radius: 14px;
  margin-top: 8px;
}

.tpa-table-wrap {
  overflow: auto;
  margin-top: 12px;
  border-radius: 16px;
  border: 1px solid var(--tpa-line);
  background: rgba(255, 255, 255, 0.92);
}

.tpa-preview-scroll {
  max-height: 300px;
}

.tpa-preview-table th,
.tpa-preview-table td,
.tpa-results-card .tpa-table th,
.tpa-results-card .tpa-table td {
  padding: 4px 6px;
  font-size: 11.5px;
  line-height: 1.15;
}

.tpa-advanced-panel {
  margin-top: 14px;
  padding: 12px 14px 14px;
  border-radius: 21px;
  border: 1px solid var(--tpa-line);
  background: rgba(255, 255, 255, 0.78);
}

.tpa-advanced-panel summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 2px;
}

.tpa-advanced-panel[open] summary {
  margin-bottom: 10px;
}

.tpa-advanced-summary-note {
  font-size: 13px;
  color: var(--tpa-muted);
}

.tpa-advanced-intro {
  font-size: 15px;
  line-height: 1.6;
}

.tpa-option-card-tight {
  display: grid;
  gap: 10px;
  padding: 12px 14px;
}

.tpa-option-copy-tight {
  margin: 0;
  font-size: 14px;
  line-height: 1.55;
  color: var(--tpa-muted);
}

.tpa-advanced-grid-compact {
  grid-template-columns: minmax(0, 230px) minmax(0, 180px);
  align-items: center;
  gap: 10px;
}

.tpa-option-toggle-tight {
  min-height: 0;
  width: max-content;
  padding: 10px 12px;
}

.tpa-basic-feature-note {
  display: flex;
  align-items: center;
  gap: 8px;
}

@media (max-width: 900px) {
  .tpa-advanced-panel summary {
    flex-direction: column;
    align-items: flex-start;
  }

  .tpa-advanced-grid-compact {
    grid-template-columns: 1fr;
  }

  .tpa-option-toggle-tight {
    width: 100%;
  }
}
.tpa-truck-button {
  color: var(--tpa-ink);
}

.tpa-truck-title {
  color: var(--tpa-ink);
}

.tpa-truck-button.is-selected .tpa-truck-title,
.tpa-truck-button.is-selected .tpa-truck-size {
  color: var(--tpa-ink);
}
body {
  background:
    radial-gradient(circle at top left, rgba(255, 238, 214, 0.88), transparent 38%),
    radial-gradient(circle at top right, rgba(219, 151, 96, 0.12), transparent 26%),
    linear-gradient(180deg, #f7eddc 0%, #efe1cb 100%);
}

.tpa-card,
.tpa-tenant-card,
.tpa-hero,
.tpa-side-card,
.tpa-option-card,
.tpa-surface-panel,
.tpa-results-card,
.tpa-truck-result-card,
.tpa-visual-card {
  box-shadow:
    0 20px 44px rgba(75, 45, 20, 0.08),
    0 2px 0 rgba(255, 255, 255, 0.65) inset,
    0 -1px 0 rgba(162, 109, 63, 0.08) inset;
}

.tpa-hero,
.tpa-card,
.tpa-results-card,
.tpa-surface-panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,250,243,0.84));
}

.tpa-steps {
  gap: 16px;
  margin-bottom: 10px;
  padding: 4px 2px 8px;
}

.tpa-step {
  display: grid;
  gap: 4px;
  min-width: 122px;
  padding: 14px 18px 13px;
  border-radius: 22px;
  border: 1px solid rgba(166, 128, 92, 0.18);
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(245,236,223,0.92));
  box-shadow:
    0 10px 20px rgba(98, 64, 36, 0.08),
    0 1px 0 rgba(255,255,255,0.86) inset;
  color: var(--tpa-muted);
}

.tpa-step strong {
  font-size: 14px;
  color: var(--tpa-ink);
}

.tpa-step small {
  font-size: 11px;
  font-weight: 700;
  color: var(--tpa-muted);
}

.tpa-step.is-active {
  background: linear-gradient(180deg, rgba(248, 215, 183, 0.95), rgba(238, 204, 167, 0.92));
  border-color: rgba(191, 91, 44, 0.28);
  box-shadow:
    0 14px 26px rgba(191, 91, 44, 0.16),
    0 1px 0 rgba(255,255,255,0.75) inset;
}

.tpa-step.is-active strong,
.tpa-step.is-active small {
  color: var(--tpa-accent-dark);
}

.tpa-step-guide {
  margin: 0 0 21px;
  color: var(--tpa-muted);
  font-size: 13px;
  font-weight: 700;
}

.tpa-visual-card {
  position: relative;
  overflow: hidden;
}

.tpa-visual-card::after {
  content: '';
  position: absolute;
  inset: auto 18px 18px auto;
  width: 120px;
  height: 120px;
  border-radius: 24px;
  background: linear-gradient(135deg, rgba(255,255,255,0.18), rgba(255,255,255,0));
  pointer-events: none;
}

.tpa-truck-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0 8px;
}

.tpa-truck-legend-chip {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 9px;
  border-radius: 999px;
  border: 1px solid rgba(166, 128, 92, 0.18);
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(246,239,229,0.95));
  color: var(--tpa-muted);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  box-shadow: 0 4px 10px rgba(87, 60, 35, 0.06);
}

.tpa-truck-legend-line {
  width: 16px;
  height: 0;
  border-top-width: 2px;
  border-top-style: solid;
}

.tpa-truck-legend-line-outer {
  border-top-color: #1f2f35;
}

.tpa-truck-legend-line-inner {
  border-top-color: #d46e36;
  border-top-style: dashed;
}

.tpa-truck-legend-swatch {
  width: 12px;
  height: 12px;
  border-radius: 4px;
  border: 1px solid rgba(31, 47, 53, 0.4);
}

.tpa-truck-legend-normal {
  background: #cbe3ff;
}

.tpa-truck-legend-stacked {
  background: #ffd5b2;
}

.tpa-truck-legend-scale {
  color: var(--tpa-accent-dark);
}

@media (max-width: 900px) {
  .tpa-step {
    min-width: 112px;
    padding: 12px 14px;
  }

  .tpa-step-guide {
    font-size: 12px;
  }
}
.tpa-truck-header {
  align-items: flex-start;
}

.tpa-truck-info-stack {
  display: grid;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.tpa-truck-info-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tpa-truck-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid rgba(166, 128, 92, 0.18);
  background: linear-gradient(180deg, rgba(255,255,255,0.96), rgba(246,239,229,0.95));
  color: var(--tpa-muted);
  font-size: 12px;
  font-weight: 800;
  line-height: 1.2;
  box-shadow: 0 4px 10px rgba(87, 60, 35, 0.06);
}

.tpa-truck-badge strong {
  color: var(--tpa-ink);
  font-size: 12px;
}

.tpa-truck-badge-primary {
  background: linear-gradient(180deg, rgba(248, 215, 183, 0.95), rgba(238, 204, 167, 0.92));
  border-color: rgba(191, 91, 44, 0.28);
  color: var(--tpa-accent-dark);
}

.tpa-truck-badge-soft {
  padding-right: 13px;
}

.tpa-truck-badge-label {
  color: var(--tpa-accent-dark);
}

@media (max-width: 640px) {
  .tpa-truck-header {
    flex-direction: column;
    align-items: stretch;
  }

  .tpa-truck-count {
    align-self: flex-start;
  }

  .tpa-truck-info-row {
    gap: 6px;
  }

  .tpa-truck-badge {
    font-size: 11px;
  }
}
.tpa-truck-badge-primary {
  font-size: 18px;
  letter-spacing: -0.02em;
}

@media (max-width: 640px) {
  .tpa-truck-badge-primary {
    font-size: 16px;
  }
}
.tpa-results-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 16px;
  margin-top: 16px;
}

.tpa-recommendation-card,
.tpa-pattern-summary-card,
.tpa-results-section {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--tpa-line);
  border-radius: 21px;
  padding: 12px;
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.55);
}

.tpa-recommendation-kicker,
.tpa-pattern-summary-kicker {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(191, 91, 44, 0.1);
  color: var(--tpa-accent-dark);
  font-size: 13px;
  font-weight: 900;
}

.tpa-recommendation-body {
  margin-top: 14px;
  font-size: 26px;
  line-height: 1.45;
  font-weight: 900;
  color: var(--tpa-ink);
}

.tpa-recommendation-chips,
.tpa-pattern-metrics,
.tpa-results-flags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tpa-recommendation-chips {
  margin-top: 16px;
}

.tpa-recommendation-chip {

  display: inline-flex;
  align-items: center;
  padding: 9px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,0.94);
  border: 1px solid var(--tpa-line);
  color: var(--tpa-ink);
  font-size: 13px;
  font-weight: 800;
}

.tpa-pattern-summary-copy {
  margin-top: 12px;
  color: var(--tpa-ink);
  font-size: 16px;
  line-height: 1.7;
}

.tpa-pattern-grid-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-top: 14px;
}

.tpa-pattern-card {
  border-radius: 18px;
  border: 1px solid var(--tpa-line);
  background: rgba(255,255,255,0.94);
  padding: 12px;
}

.tpa-pattern-card.is-selected {
  border-color: rgba(191, 91, 44, 0.45);
  box-shadow: 0 10px 22px rgba(191, 91, 44, 0.1);
}

.tpa-pattern-rank {
  color: var(--tpa-accent-dark);
  font-size: 12px;
  font-weight: 900;
}

.tpa-pattern-name {
  margin-top: 4px;
  font-size: 16px;
  font-weight: 900;
  color: var(--tpa-ink);
}

.tpa-pattern-metrics {
  margin-top: 10px;
}

.tpa-pattern-metric {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(245, 239, 228, 0.92);
  color: var(--tpa-muted);
  font-size: 12px;
  font-weight: 800;
}

.tpa-results-flags {
  margin-top: 14px;
}

.tpa-results-summary {
  margin-top: 14px;
}

.tpa-results-section {
  margin-top: 16px;
}

.tpa-results-section-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.tpa-results-section-head h3 {
  margin: 0;
  font-size: 28px;
}

.tpa-results-section-head p {
  margin: 0;
  max-width: 560px;
  color: var(--tpa-muted);
  font-size: 15px;
  line-height: 1.7;
}

.tpa-results-table-wrap {
  margin-top: 0;
}

@media (max-width: 980px) {
  .tpa-results-overview,
  .tpa-pattern-grid-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .tpa-results-section-head {
    flex-direction: column;
  }

  .tpa-recommendation-body {
    font-size: 22px;
  }
}

.tpa-summary-card-buffer {
  display: grid;
  gap: 12px;
}

.tpa-buffer-summary-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin-top: 2px;
}

.tpa-buffer-summary-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  min-height: 0;
  padding: 6px 14px;
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(247, 242, 233, 0.98), rgba(241, 234, 222, 0.92));
  border: 1px solid rgba(31, 47, 53, 0.08);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.tpa-buffer-summary-key {
  color: var(--tpa-muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.02em;
  line-height: 1.2;
  white-space: nowrap;
}

.tpa-buffer-summary-item strong {
  font-size: 16px;
  line-height: 1;
  color: var(--tpa-ink);
  white-space: nowrap;
}

.tpa-recommendation-chip.is-danger,
.tpa-pattern-metric.is-danger {
  background: rgba(255, 238, 238, 0.98);
  border-color: rgba(191, 57, 57, 0.28);
  color: var(--tpa-danger);
}

.tpa-results-card .tpa-table tbody tr.tpa-items-divider td {
  border-top: 3px double rgba(95, 127, 168, 0.65);
}

.tpa-results-card .tpa-table tbody tr.tpa-items-unloaded-start td {
  border-top-color: rgba(191, 57, 57, 0.55);
}

.tpa-history-card {
  margin-top: 34px;
}

.tpa-history-list {
  display: grid;
  gap: 13px;
}

.tpa-history-entry {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(194, 148, 121, 0.24);
  border-radius: 21px;
  padding: 12px;
}

.tpa-history-entry-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 13px;
  margin-bottom: 13px;
}

.tpa-history-entry-source {
  font-size: 20px;
  font-weight: 700;
  color: var(--tpa-ink);
}

.tpa-history-entry-date {
  font-size: 13px;
  color: var(--tpa-muted);
}

.tpa-history-entry-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tpa-history-chip {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 13px;
  border-radius: 999px;
  background: rgba(244, 238, 229, 0.95);
  color: var(--tpa-ink);
  font-size: 14px;
  font-weight: 600;
}

.tpa-history-chip.is-danger {
  background: rgba(255, 235, 235, 0.95);
  color: var(--tpa-danger);
}

@media (max-width: 720px) {
  .tpa-history-entry {
    padding: 16px;
  }

  .tpa-history-entry-head {
    flex-direction: column;
    align-items: flex-start;
  }
}

body.tpa-pdf-open {
  overflow: hidden;
}

.tpa-pdf-overlay {
  position: fixed;
  inset: 0;
  background: rgba(22, 28, 36, 0.42);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 12px;
}

.tpa-pdf-dialog {
  width: min(520px, 100%);
  background: rgba(255, 252, 246, 0.98);
  border: 1px solid rgba(191, 166, 133, 0.28);
  border-radius: 28px;
  box-shadow: 0 28px 60px rgba(31, 47, 53, 0.18);
  padding: 12px;
}

.tpa-pdf-dialog-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 13px;
}

.tpa-pdf-dialog-head h3 {
  margin: 0;
  font-size: 28px;
}

.tpa-pdf-close {
  border: 1px solid var(--tpa-line);
  background: rgba(255,255,255,0.92);
  color: var(--tpa-ink);
  border-radius: 999px;
  padding: 10px 16px;
  font: inherit;
  cursor: pointer;
}

.tpa-pdf-status {
  margin: 13px 0 0;
  color: var(--tpa-muted);
  font-size: 18px;
}

.tpa-pdf-progress {
  margin-top: 13px;
  height: 12px;
  border-radius: 999px;
  background: rgba(31, 47, 53, 0.08);
  overflow: hidden;
}

.tpa-pdf-progress span {
  display: block;
  width: 0;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--tpa-accent), #e39b58);
}

.tpa-pdf-progress-foot {
  margin-top: 13px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 13px;
  color: var(--tpa-muted);
  font-size: 14px;
}

.tpa-pdf-export-root {
  position: fixed;
  left: -200vw;
  top: 0;
  width: 1600px;
  padding: 12px;
  background: #f8f5ee;
  z-index: -1;
}

.tpa-pdf-export-section {
  margin-bottom: 14px;
}

.tpa-pdf-export-title {
  margin: 0 0 8px;
  font-size: 20px;
  color: var(--tpa-ink);
}

.tpa-pdf-export-section > * + * {
  margin-top: 8px;
}

.tpa-pdf-export-root .tpa-results-section,
.tpa-pdf-export-root .tpa-recommendation-card,
.tpa-pdf-export-root .tpa-pattern-summary-card,
.tpa-pdf-export-root .tpa-truck-result-card,
.tpa-pdf-export-root .tpa-summary-card {
  box-shadow: none;
  width: 100% !important;
  max-width: none !important;
  padding: 12px !important;
  border-radius: 16px !important;
}

.tpa-pdf-export-root .tpa-table-wrap,
.tpa-pdf-export-root .tpa-results-table-wrap,
.tpa-pdf-export-root .tpa-warning-table-wrap {
  max-height: none !important;
  overflow: visible !important;
  border-radius: 13px !important;
}

.tpa-pdf-export-root .tpa-results-overview {
  grid-template-columns: minmax(0, 1.12fr) minmax(360px, 0.88fr) !important;
  gap: 10px !important;
}

.tpa-pdf-export-root .tpa-pattern-grid-summary {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 6px !important;
}

.tpa-pdf-export-root .tpa-results-summary {
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

.tpa-pdf-export-root h1 {
  margin: 0 0 6px;
  font-size: 28px;
  line-height: 1.1;
}

.tpa-pdf-export-root p {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
}

.tpa-pdf-export-root .tpa-recommendation-body {
  font-size: 18px !important;
  line-height: 1.35 !important;
}

.tpa-pdf-export-root .tpa-recommendation-kicker,
.tpa-pdf-export-root .tpa-pattern-summary-kicker,
.tpa-pdf-export-root .tpa-recommendation-chip,
.tpa-pdf-export-root .tpa-pattern-metric {
  font-size: 11px !important;
}

.tpa-pdf-export-root .tpa-pattern-name {
  font-size: 14px !important;
}

.tpa-pdf-export-root .tpa-pattern-summary-copy {
  font-size: 14px !important;
  line-height: 1.5 !important;
}
.tpa-pdf-emoji-fallback {
  display: inline;
}

/* ── Topbar actions ── */
.tpa-topbar-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  justify-content: flex-start;
  gap: 6px;
  flex-shrink: 0;
}

.tpa-topbar-link {
  background: rgba(255, 255, 255, 0.75);
  border: 1.5px solid var(--tpa-line);
  color: var(--tpa-muted);
  cursor: pointer;
  font-size: 12px;
  font-weight: 700;
  font-family: inherit;
  white-space: nowrap;
  width: 148px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  transition: background 0.2s, border-color 0.2s, transform 0.15s, color 0.15s;
}
.tpa-topbar-link:hover {
  color: var(--tpa-accent);
  background: rgba(255, 255, 255, 0.95);
  border-color: rgba(191, 91, 44, 0.35);
  transform: translateY(-1px);
}

/* ── Account management card ── */
.tpa-account-card {
  margin-top: 21px;
}

.tpa-add-user-form {
  padding: 21px;
  background: var(--tpa-bg);
  border-radius: 13px;
  margin-bottom: 13px;
}

.tpa-add-user-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 13px;
  margin-bottom: 13px;
}

.tpa-add-user-grid label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  color: var(--tpa-muted);
}

.tpa-add-user-grid input {
  padding: 8px 12px;
  border: 1px solid var(--tpa-line);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
}

.tpa-add-user-actions {
  display: flex;
  gap: 8px;
}

/* ── Modal ── */
.tpa-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(31, 47, 53, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  backdrop-filter: blur(4px);
}
.tpa-modal-overlay[hidden] {
  display: none;
}

.tpa-modal {
  background: var(--tpa-surface-solid);
  border-radius: var(--tpa-radius);
  box-shadow: var(--tpa-shadow);
  width: 100%;
  max-width: 420px;
  overflow: hidden;
}

.tpa-modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 21px 24px;
  border-bottom: 1px solid var(--tpa-line);
}

.tpa-modal-header h3 {
  margin: 0;
  font-size: 18px;
  font-weight: 700;
}

.tpa-modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--tpa-muted);
  cursor: pointer;
  padding: 0 4px;
  line-height: 1;
}

.tpa-modal-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 13px;
}

.tpa-modal-body label {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 14px;
  color: var(--tpa-muted);
}

.tpa-modal-body input {
  padding: 8px 12px;
  border: 1px solid var(--tpa-line);
  border-radius: 8px;
  font-size: 15px;
  font-family: inherit;
}

.tpa-modal-footer {
  padding: 13px 24px 24px;
  display: flex;
  justify-content: flex-end;
}

/* ── User table action buttons ── */
.tpa-user-action-btn {
  background: none;
  border: 1px solid var(--tpa-line);
  border-radius: 8px;
  padding: 4px 10px;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  color: var(--tpa-ink);
  transition: background 0.15s;
}
.tpa-user-action-btn:hover {
  background: rgba(0, 0, 0, 0.04);
}
.tpa-user-action-btn.is-danger {
  color: var(--tpa-danger);
  border-color: rgba(180, 52, 52, 0.2);
}
.tpa-user-action-btn.is-danger:hover {
  background: rgba(180, 52, 52, 0.06);
}

/* ── Mobile: add user form ── */
@media (max-width: 767px) {
  .tpa-add-user-grid {
    grid-template-columns: 1fr;
  }
}

/* ══════════════════════════════════════════════════════════
   THEME TOGGLE BUTTON
   Sophia Martinez / Team Coltin 2026
══════════════════════════════════════════════════════════ */

.tpa-theme-toggle {
  border-radius: 10px;
  border: 1.5px solid var(--tpa-line);
  background: rgba(255,255,255,0.75);
  color: var(--tpa-ink);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  font-family: inherit;
  white-space: nowrap;
  width: 148px;
  height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s, border-color 0.2s, transform 0.15s;
}
.tpa-theme-toggle:hover {
  transform: translateY(-1px);
  background: rgba(255,255,255,0.95);
}

/* ══════════════════════════════════════════════════════════
   DARK EDITION — Smart Cargo Studio
   Sophia Martinez / Team Coltin 2026
══════════════════════════════════════════════════════════ */

body[data-theme="dark"].tpa-app-body {
  /* ──────────────────────────────────────────
     Dark Edition カラートークン
     可読性最優先。コントラスト比 WCAG AA 以上。
  ────────────────────────────────────────── */
  --tpa-bg:           #36454f;
  --tpa-surface:      #435767;
  --tpa-surface-solid:#435767;
  --tpa-ink:          #eaf4ff;        /* 本文：明るい青白 */
  --tpa-muted:        #9dc0d8;        /* 補足文：はっきり見える青灰 */
  --tpa-line:         rgba(255,255,255,0.18);
  --tpa-shadow:       0 8px 32px rgba(0,0,0,0.40);
  background: #36454f;
  color: var(--tpa-ink);
}

/* ── 全見出しを明るく ── */
body[data-theme="dark"] h1,
body[data-theme="dark"] h2,
body[data-theme="dark"] h3,
body[data-theme="dark"] h4 {
  color: #f0f8ff;
}

/* ── カードヘッダー区切り線を見やすく ── */
body[data-theme="dark"] .tpa-card-header {
  border-bottom: 1px solid rgba(255,255,255,0.10);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

/* ── セクション見出し（h2）をアクセント色で強調 ── */
body[data-theme="dark"] .tpa-card-header h2 {
  color: #eaf4ff;
  font-weight: 700;
}

/* ── 本文・段落 ── */
body[data-theme="dark"] p,
body[data-theme="dark"] li,
body[data-theme="dark"] td,
body[data-theme="dark"] label {
  color: var(--tpa-ink);
}

/* ── Surfaces（カードと背景の差を明確に） ── */
body[data-theme="dark"] .tpa-card,
body[data-theme="dark"] .tpa-tenant-card,
body[data-theme="dark"] .tpa-hero,
body[data-theme="dark"] .tpa-side-card,
body[data-theme="dark"] .tpa-surface-panel {
  background: var(--tpa-surface);
  border-color: rgba(255,255,255,0.12);
  box-shadow: 0 2px 16px rgba(0,0,0,0.30);
}

body[data-theme="dark"] .tpa-option-card,
body[data-theme="dark"] .tpa-surface-panel.tpa-buffer-card,
body[data-theme="dark"] .tpa-surface-panel.tpa-truck-card {
  background: #485e70;
  border-color: rgba(255,255,255,0.12);
}

body[data-theme="dark"] .tpa-truck-size-panel {
  background: #3f4959 !important;
  border-color: rgba(255,255,255,0.12);
}
body[data-theme="dark"] .tpa-truck-size-panel h3,
body[data-theme="dark"] .tpa-size-panel-header h3 {
  color: #eaf4ff;
}
body[data-theme="dark"] .tpa-truck-size-panel .tpa-size-panel-note,
body[data-theme="dark"] .tpa-size-reset-note {
  color: #89afc8;
}

body[data-theme="dark"] .tpa-option-toggle {
  background: #4d667b;
  border-color: rgba(255,255,255,0.16);
  color: var(--tpa-ink);
}

body[data-theme="dark"] .tpa-add-user-form {
  background: #384755;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 12px;
}

/* ── フォーム入力（背景を暗く、枠線を明確に） ── */
body[data-theme="dark"] .tpa-buffer-grid input,
body[data-theme="dark"] .tpa-advanced-grid input,
body[data-theme="dark"] .tpa-manual-grid input,
body[data-theme="dark"] .tpa-add-user-grid input,
body[data-theme="dark"] .tpa-modal-body input,
body[data-theme="dark"] #tpaPasteInput {
  background: #36454f;
  border: 1.5px solid rgba(255,255,255,0.22) !important;
  color: #f0f8ff;
  border-radius: 10px;
}

body[data-theme="dark"] .tpa-buffer-grid input::placeholder,
body[data-theme="dark"] .tpa-advanced-grid input::placeholder,
body[data-theme="dark"] .tpa-manual-grid input::placeholder,
body[data-theme="dark"] .tpa-add-user-grid input::placeholder,
body[data-theme="dark"] .tpa-modal-body input::placeholder,
body[data-theme="dark"] #tpaPasteInput::placeholder {
  color: rgba(180,210,235,0.38);
}

body[data-theme="dark"] .tpa-buffer-grid input:focus,
body[data-theme="dark"] .tpa-advanced-grid input:focus,
body[data-theme="dark"] .tpa-manual-grid input:focus,
body[data-theme="dark"] .tpa-add-user-grid input:focus,
body[data-theme="dark"] .tpa-modal-body input:focus {
  border-color: rgba(191,91,44,0.75) !important;
  box-shadow: 0 0 0 3px rgba(191,91,44,0.18);
  outline: none;
}

/* ── ボタン類 ── */
body[data-theme="dark"] .tpa-secondary-button {
  background: #3d566b;
  color: #ddeaf5;
  border-color: rgba(255,255,255,0.20);
}
body[data-theme="dark"] .tpa-secondary-button:hover {
  background: #466780;
  border-color: rgba(255,255,255,0.28);
}
body[data-theme="dark"] .tpa-primary-button:disabled {
  background: rgba(30,55,75,0.70);
  color: rgba(140,180,210,0.45);
  border: 1px solid rgba(255,255,255,0.08);
}
body[data-theme="dark"] .tpa-logout-link {
  background: rgba(212, 110, 54, 0.14);
  color: #ddeaf5;
  border-color: rgba(212, 110, 54, 0.35);
}
body[data-theme="dark"] .tpa-logout-link:hover {
  background: rgba(212, 110, 54, 0.24);
  border-color: rgba(212, 110, 54, 0.55);
}
body[data-theme="dark"] .tpa-topbar-link {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255,255,255,0.18);
  color: #9dc0d8;
}
body[data-theme="dark"] .tpa-topbar-link:hover {
  background: rgba(255,255,255,0.13);
  border-color: rgba(255,255,255,0.28);
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-theme-toggle {
  background: rgba(255, 255, 255, 0.07);
  color: #ddeaf5;
  border-color: rgba(255,255,255,0.18);
}
body[data-theme="dark"] .tpa-theme-toggle:hover {
  background: rgba(255, 255, 255, 0.13);
}

/* ── トラック選択ボタン ── */
body[data-theme="dark"] .tpa-truck-button {
  background: #384e60;
  border-color: rgba(255,255,255,0.16);
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-truck-button:hover {
  background: #435e79;
  border-color: rgba(255,255,255,0.24);
}
body[data-theme="dark"] .tpa-truck-button.is-active,
body[data-theme="dark"] .tpa-truck-button.is-selected {
  background: linear-gradient(135deg, rgba(191,91,44,0.40), rgba(224,120,64,0.28));
  border-color: rgba(191,91,44,0.65);
  color: #ffb07a;
}
body[data-theme="dark"] .tpa-truck-button .tpa-truck-name {
  color: #f0f8ff;
}
body[data-theme="dark"] .tpa-truck-button .tpa-truck-size {
  color: #89afc8;
}

/* ── 高さ制限セグメント ── */
body[data-theme="dark"] .tpa-height-limit-card {
  background: #2f3e4d;
  border-color: rgba(255,255,255,0.14);
}
body[data-theme="dark"] .tpa-segment-option {
  background: #384e60;
  border-color: rgba(255,255,255,0.16);
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-segment-option:has(input:checked) {
  background: rgba(191,91,44,0.25);
  border-color: rgba(191,91,44,0.55);
  color: #ffb07a;
}

/* ── ヒービジュアルカード ── */
body[data-theme="dark"] .tpa-visual-card {
  background:
    linear-gradient(180deg, rgba(8,20,28,0.35), rgba(8,20,28,0.60)),
    url('https://images.unsplash.com/photo-1616432043562-3671ea2e5242?q=80&w=1400&auto=format&fit=crop');
  background-size: cover;
  background-position: center 40%;
}
body[data-theme="dark"] .tpa-visual-copy {
  background: rgba(10,22,30,0.78);
  color: rgba(220,234,245,0.92);
}

/* ── バッジ・ラベル ── */
body[data-theme="dark"] .tpa-badge,
body[data-theme="dark"] .tpa-preview-chip {
  background: rgba(191,91,44,0.20);
  color: #ffb07a;
}
body[data-theme="dark"] .tpa-phase-note {
  background: rgba(191,91,44,0.15);
  color: #f0a870;
}

/* ── ドロップゾーン ── */
body[data-theme="dark"] .tpa-dropzone {
  background: #2f3e4d;
  border-color: rgba(191,91,44,0.35);
  color: #89afc8;
}
body[data-theme="dark"] .tpa-drop-title {
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-dropzone.is-dragover {
  background: rgba(191,91,44,0.12);
  border-color: var(--tpa-accent);
}

/* ── アラート ── */
body[data-theme="dark"] .tpa-alert-info {
  background: rgba(55,80,100,0.90);
  border: 1px solid rgba(100,160,200,0.25);
  color: #b8d8ef;
}
body[data-theme="dark"] .tpa-alert-success {
  background: rgba(20,68,50,0.80);
  border: 1px solid rgba(46,125,91,0.40);
  color: #7fdbb0;
}
body[data-theme="dark"] .tpa-alert-error {
  background: rgba(68,20,20,0.80);
  border: 1px solid rgba(180,52,52,0.40);
  color: #ff9d9d;
}
body[data-theme="dark"] .tpa-alert-muted {
  background: rgba(43,58,71,0.70);
  border: 1px solid rgba(255,255,255,0.09);
  color: #6e9ab5;
}
body[data-theme="dark"] .tpa-warning {
  background: rgba(80,45,10,0.80);
  border: 1px solid rgba(180,100,33,0.40);
  color: #f5c06a;
}

/* ── テーブル ── */
body[data-theme="dark"] .tpa-preview-scroll {
  background: #2f3e4d;
  border-color: rgba(255,255,255,0.14);
}
body[data-theme="dark"] .tpa-preview-table thead th,
body[data-theme="dark"] .tpa-table th {
  background: #283745;
  color: #c8dff0;
  border-color: rgba(255,255,255,0.16);
  font-weight: 700;
  letter-spacing: 0.03em;
}
body[data-theme="dark"] .tpa-table tbody tr td {
  background: #2f3949 !important;
  border-color: rgba(255,255,255,0.08);
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-table tbody tr:nth-child(even) td {
  background: #334151 !important;
}
body[data-theme="dark"] .tpa-table tbody tr:hover td {
  background: #384b5e !important;
}
body[data-theme="dark"] .tpa-table-wrap {
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 12px;
  overflow: hidden;
}
body[data-theme="dark"] .tpa-summary-card {
  background: #384e60;
  border-color: rgba(255,255,255,0.14);
}

/* ── モーダル ── */
body[data-theme="dark"] .tpa-modal {
  background: #334757;
  border: 1px solid rgba(255,255,255,0.16);
  color: var(--tpa-ink);
}
body[data-theme="dark"] .tpa-modal-header {
  border-color: rgba(255,255,255,0.14);
}
body[data-theme="dark"] .tpa-modal-header h3 {
  color: #f0f8ff;
}
body[data-theme="dark"] .tpa-modal-close {
  color: rgba(180,210,235,0.60);
}
body[data-theme="dark"] .tpa-modal-close:hover {
  color: #f0f8ff;
  background: rgba(255,255,255,0.10);
}
body[data-theme="dark"] .tpa-modal-body label span {
  color: #89afc8;
}

/* ── 結果パネル ── */
body[data-theme="dark"] .tpa-recommendation {
  background: #384e60;
  border-color: rgba(255,255,255,0.14);
}
body[data-theme="dark"] .tpa-pattern-panel {
  background: #384e60;
  border-color: rgba(255,255,255,0.14);
}

/* ══ 結果セクション全体 ダーク統一 ══ */

/* ① スクロール修正: .tpa-table-wrap の overflow:hidden を上書き */
body[data-theme="dark"] .tpa-preview-scroll {
  overflow: auto !important;
}

/* ② トラック選択強化 */
body[data-theme="dark"] .tpa-truck-button.is-active {
  background: linear-gradient(135deg, rgba(191,91,44,0.55), rgba(224,120,64,0.38)) !important;
  border-color: rgba(224,120,64,0.90) !important;
  color: #ffb07a !important;
  box-shadow: 0 0 0 2px rgba(191,91,44,0.35), 0 8px 20px rgba(191,91,44,0.22) !important;
}
body[data-theme="dark"] .tpa-truck-button.is-active .tpa-truck-name,
body[data-theme="dark"] .tpa-truck-button.is-active .tpa-truck-title {
  color: #ffe0c0 !important;
}

/* ③ 結果カード */
body[data-theme="dark"] .tpa-recommendation-card,
body[data-theme="dark"] .tpa-pattern-summary-card,
body[data-theme="dark"] .tpa-results-section {
  background: #334757 !important;
  border-color: rgba(255,255,255,0.12);
  box-shadow: 0 2px 16px rgba(0,0,0,0.30);
}

/* ④ チップ類 */
body[data-theme="dark"] .tpa-recommendation-chip {
  background: #3d566b !important;
  border-color: rgba(255,255,255,0.16) !important;
  color: #ddeaf5 !important;
}
body[data-theme="dark"] .tpa-recommendation-chip.is-danger,
body[data-theme="dark"] .tpa-pattern-metric.is-danger {
  background: rgba(100,25,25,0.65) !important;
  border-color: rgba(200,60,60,0.40) !important;
  color: #ffb5b5 !important;
}

/* ⑤ パターングリッドカード */
body[data-theme="dark"] .tpa-pattern-card {
  background: #384e60 !important;
  border-color: rgba(255,255,255,0.12) !important;
}
body[data-theme="dark"] .tpa-pattern-card.is-selected {
  background: #3d566b !important;
  border-color: rgba(191,91,44,0.65) !important;
  box-shadow: 0 0 0 2px rgba(191,91,44,0.22), 0 8px 20px rgba(0,0,0,0.25) !important;
}
body[data-theme="dark"] .tpa-pattern-card-title {
  color: #c8dff0;
}

/* ⑥ メトリクスバッジ */
body[data-theme="dark"] .tpa-pattern-metric {
  background: #3d566b !important;
  color: #89afc8 !important;
}

/* ⑦ サマリーKPI danger */
body[data-theme="dark"] .tpa-summary-card.is-danger {
  background: rgba(70,15,15,0.70) !important;
  border-color: rgba(180,52,52,0.45) !important;
  box-shadow: none !important;
}
body[data-theme="dark"] .tpa-summary-card.is-danger .tpa-summary-label,
body[data-theme="dark"] .tpa-summary-card.is-danger .tpa-summary-value {
  color: #ff9d9d !important;
}

/* ⑧ 結果テキスト */
body[data-theme="dark"] .tpa-recommendation-body {
  color: #f0f8ff;
}
body[data-theme="dark"] .tpa-pattern-summary-copy {
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-recommendation-kicker,
body[data-theme="dark"] .tpa-pattern-summary-kicker {
  background: rgba(191,91,44,0.22);
  color: #ffb07a;
}

/* ⑨ キャンバス（積み付け図）背景 */
body[data-theme="dark"] .tpa-canvas {
  background: #26353f !important;
}

/* ⑩ 操作ステップバッジ */
body[data-theme="dark"] .tpa-step {
  background: #384e60;
  border-color: rgba(255,255,255,0.12);
  color: #89afc8;
}
body[data-theme="dark"] .tpa-step strong {
  color: #ddeaf5;
}
body[data-theme="dark"] .tpa-step.is-active {
  background: linear-gradient(180deg, rgba(191,91,44,0.38), rgba(180,80,30,0.26));
  border-color: rgba(191,91,44,0.55);
}
body[data-theme="dark"] .tpa-step.is-active strong,
body[data-theme="dark"] .tpa-step.is-active small {
  color: #ffb07a;
}

/* ── ユーザー管理テーブルボタン ── */
body[data-theme="dark"] .tpa-user-action-btn {
  border-color: rgba(255,255,255,0.20);
  color: #b8d8ef;
  background: #3d566b;
}
body[data-theme="dark"] .tpa-user-action-btn:hover {
  background: #466780;
  border-color: rgba(255,255,255,0.28);
}
body[data-theme="dark"] .tpa-user-action-btn.is-danger {
  color: #ff9d9d;
  border-color: rgba(180,52,52,0.40);
  background: rgba(68,20,20,0.40);
}

/* ── Details/summary ── */
body[data-theme="dark"] .tpa-advanced-panel {
  background: #334757;
  border-color: rgba(255,255,255,0.12);
}
body[data-theme="dark"] .tpa-paste-panel {
  background: #334757;
  border-color: rgba(255,255,255,0.12);
}
body[data-theme="dark"] .tpa-paste-panel summary,
body[data-theme="dark"] .tpa-advanced-panel summary {
  color: #b8d8ef;
}
body[data-theme="dark"] .tpa-advanced-summary-note {
  color: #6e9ab5;
}
body[data-theme="dark"] .tpa-advanced-intro {
  color: #89afc8;
}

/* ── 分析リード文・補足テキスト ── */
body[data-theme="dark"] .tpa-analysis-lead,
body[data-theme="dark"] .tpa-option-copy {
  color: #89afc8;
}

/* ── テナントカード ── */
body[data-theme="dark"] .tpa-tenant-name {
  color: #f0f8ff;
}
body[data-theme="dark"] .tpa-tenant-sub {
  color: #89afc8;
}

/* ── 分析履歴エントリー ── */
body[data-theme="dark"] .tpa-history-entry {
  background: #2f3949 !important;
  border-color: rgba(255,255,255,0.10) !important;
}
body[data-theme="dark"] .tpa-history-entry:hover {
  background: #334151 !important;
}
body[data-theme="dark"] .tpa-history-entry-source {
  color: #ddeaf5 !important;
}
body[data-theme="dark"] .tpa-history-entry-date {
  color: #6e9ab5 !important;
}
body[data-theme="dark"] .tpa-history-chip {
  background: #3d566b !important;
  border-color: rgba(255,255,255,0.16) !important;
  color: #b8d8ef !important;
}
body[data-theme="dark"] .tpa-history-chip.is-danger {
  background: rgba(100,25,25,0.65) !important;
  border-color: rgba(200,60,60,0.40) !important;
  color: #ffb5b5 !important;
}
body[data-theme="dark"] .tpa-history-chip.is-warn {
  background: rgba(90,50,10,0.65) !important;
  border-color: rgba(180,100,30,0.40) !important;
  color: #ffd0a0 !important;
}

/* ═══════════════════════════════════════════════
   確認が必要な点セクション — 警告あり時に赤系背景
   ═══════════════════════════════════════════════ */
.tpa-results-section:has(#tpaWarnings .tpa-warning-panel-danger) {
  background: rgba(180, 52, 52, 0.06) !important;
  border-color: rgba(180, 52, 52, 0.30) !important;
}
.tpa-results-section:has(#tpaWarnings .tpa-warning-panel-danger) .tpa-results-section-head h3 {
  color: var(--tpa-danger);
}
body[data-theme="dark"] .tpa-results-section:has(#tpaWarnings .tpa-warning-panel-danger) {
  background: rgba(120, 20, 20, 0.30) !important;
  border-color: rgba(200, 60, 60, 0.45) !important;
}
body[data-theme="dark"] .tpa-results-section:has(#tpaWarnings .tpa-warning-panel-danger) .tpa-results-section-head h3 {
  color: #ff9d9d;
}
body[data-theme="dark"] .tpa-results-section:has(#tpaWarnings .tpa-warning-panel-danger) .tpa-results-section-head p {
  color: #c08080;
}

/* ═══════════════════════════════════════════════
   進捗メッセージ スライドアップ アニメーション
   ═══════════════════════════════════════════════ */
@keyframes tpa-msg-enter {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
.tpa-alert.tpa-msg-enter {
  animation: tpa-msg-enter 0.38s cubic-bezier(0.22, 0.61, 0.36, 1) both;
}

/* ═══════════════════════════════════════════════
   バッファ行 ダークモード修正（背景が明るすぎて文字が見えない問題）
   ═══════════════════════════════════════════════ */
body[data-theme="dark"] .tpa-buffer-summary-item {
  background: rgba(255, 255, 255, 0.07) !important;
  border-color: rgba(255, 255, 255, 0.12) !important;
  box-shadow: none !important;
}
body[data-theme="dark"] .tpa-buffer-summary-key {
  color: #89afc8 !important;
}
body[data-theme="dark"] .tpa-buffer-summary-item strong {
  color: #ddeaf5 !important;
}

/* ═══════════════════════════════════════════════
   警告テーブルラップ ダークモード修正
   （ライトモードをピンク系にしたので、ダークモードは別途設定）
   ═══════════════════════════════════════════════ */
body[data-theme="dark"] .tpa-warning-table-wrap {
  background: rgba(80, 15, 15, 0.55) !important;
}
body[data-theme="dark"] .tpa-warning-panel {
  background: rgba(100, 20, 20, 0.45) !important;
  border-color: rgba(200, 60, 60, 0.45) !important;
}
body[data-theme="dark"] .tpa-warning-table th {
  background: rgba(180, 52, 52, 0.35) !important;
  color: #ffb5b5 !important;
}
body[data-theme="dark"] .tpa-warning-table tbody tr td {
  background: rgba(90, 15, 15, 0.60) !important;
}
body[data-theme="dark"] .tpa-warning-table tbody tr:nth-child(even) td {
  background: rgba(80, 12, 12, 0.60) !important;
}

/* ══ セクションカード上部グラデーションライン（ダークモード専用） ══ */
body[data-theme="dark"] .tpa-import-card,
body[data-theme="dark"] .tpa-analysis-card,
body[data-theme="dark"] .tpa-results-card,
body[data-theme="dark"] .tpa-history-card,
body[data-theme="dark"] .tpa-account-card {
  position: relative;
  border-top: none !important;
  box-shadow: 0 2px 16px rgba(0,0,0,0.30) !important;
}
body[data-theme="dark"] .tpa-import-card::before,
body[data-theme="dark"] .tpa-analysis-card::before,
body[data-theme="dark"] .tpa-results-card::before,
body[data-theme="dark"] .tpa-history-card::before,
body[data-theme="dark"] .tpa-account-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(212, 110, 54, 0.90) 50%,
    transparent 100%
  );
  z-index: 1;
  pointer-events: none;
}

/* ══ 固定台数モード — フリートグリッド ══ */
.tpa-fleet-grid {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}
.tpa-fleet-grid[hidden],
.tpa-truck-grid[hidden] {
  display: none !important;
}
.tpa-fleet-row {
  display: grid;
  grid-template-columns: 120px 80px auto;
  align-items: center;
  gap: 8px;
  padding: 6px 10px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.60);
  border: 1px solid var(--tpa-line);
}
.tpa-fleet-label {
  font-weight: 700;
  font-size: 14px;
}
.tpa-fleet-count {
  width: 70px;
  padding: 6px 8px;
  border: 1px solid var(--tpa-line);
  border-radius: 8px;
  font-size: 14px;
  font-weight: 700;
  text-align: center;
  background: #fff;
}
.tpa-fleet-size-btn {
  background: none;
  border: none;
  color: var(--tpa-accent);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 6px;
  white-space: nowrap;
  justify-self: start;
}
.tpa-fleet-size-btn:hover {
  background: rgba(212, 110, 54, 0.10);
}
.tpa-fleet-size-panel {
  grid-column: 1 / -1;
  padding: 12px;
  margin-top: 4px;
  background: rgba(255, 255, 255, 0.80);
  border: 1px solid var(--tpa-line);
  border-radius: 12px;
}
.tpa-fleet-size-panel h4 {
  margin: 0 0 4px;
  font-size: 14px;
}

/* ── 追加トラック（不足分）の背景色変え ── */
.tpa-truck-result-card.is-extra {
  background: rgba(255, 220, 180, 0.35);
  border-color: rgba(212, 110, 54, 0.35);
}
.tpa-truck-result-card.is-extra .tpa-truck-badge-primary {
  background: rgba(212, 110, 54, 0.85);
  color: #fff;
  border-color: rgba(191, 91, 44, 0.40);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

/* ── ダークモード: フリートグリッド ── */
body[data-theme="dark"] .tpa-fleet-row {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.10);
}
body[data-theme="dark"] .tpa-fleet-count {
  background: #0d1c26;
  border-color: rgba(255, 255, 255, 0.15);
  color: #f0f8ff;
}
body[data-theme="dark"] .tpa-fleet-size-btn {
  color: #e8923a;
}
body[data-theme="dark"] .tpa-fleet-size-btn:hover {
  background: rgba(212, 110, 54, 0.15);
}
body[data-theme="dark"] .tpa-fleet-size-panel {
  background: rgba(15, 30, 44, 0.80);
  border-color: rgba(255, 255, 255, 0.10);
}
body[data-theme="dark"] .tpa-truck-result-card.is-extra {
  background: rgba(212, 110, 54, 0.15);
  border-color: rgba(232, 146, 58, 0.40);
}
body[data-theme="dark"] .tpa-truck-result-card.is-extra .tpa-truck-badge-primary {
  background: rgba(232, 146, 58, 0.85);
  color: #fff;
  border-color: rgba(232, 146, 58, 0.60);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

/* ── ダークモード: 荷台サイズ表示バッジ（元の荷台 / バッファ後） ── */
/* ライトモードは白背景に濃いテキストで問題なし。                       */
/* ダークモードでは白グラデ背景に--tpa-ink=#eaf4ff(白)が重なって不可視。 */
body[data-theme="dark"] .tpa-truck-info-row .tpa-truck-badge {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
  box-shadow: none;
}
body[data-theme="dark"] .tpa-truck-info-row .tpa-truck-badge-label {
  color: #89afc8;
}
body[data-theme="dark"] .tpa-truck-info-row .tpa-truck-badge strong {
  color: #eaf4ff;
}

/* ══════════════════════════════════════════════════════════
   ご利用ガイド — ガイドボタン & モーダル
   Sophia Martinez / Team Coltin 2026
══════════════════════════════════════════════════════════ */

/* ガイドボタン強調 */
.tpa-guide-btn {
  color: var(--tpa-accent) !important;
  font-weight: 700 !important;
}
.tpa-guide-btn:hover {
  color: #fff !important;
  background: var(--tpa-accent) !important;
  border-radius: 8px;
}
body[data-theme="dark"] .tpa-guide-btn {
  color: #ffb07a !important;
}

/* ガイドモーダル — 幅広・高さスクロール可 */
.tpa-guide-modal {
  max-width: 760px;
  width: 95vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
}
.tpa-guide-modal .tpa-modal-header {
  flex-shrink: 0;
}
.tpa-guide-body {
  overflow-y: auto;
  padding: 24px 28px 32px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* はじめに */
.tpa-guide-intro {
  background: linear-gradient(135deg, rgba(191,91,44,0.08), rgba(232,146,58,0.06));
  border: 1px solid rgba(191,91,44,0.18);
  border-radius: 12px;
  padding: 18px 20px;
  margin-bottom: 28px;
}
.tpa-guide-intro p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--tpa-ink);
  margin: 0 0 14px;
}
.tpa-guide-flow {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
}
.tpa-gf-step {
  background: var(--tpa-accent);
  color: #fff;
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}
.tpa-gf-arrow {
  color: var(--tpa-accent);
  font-weight: 700;
  font-size: 16px;
}

/* 各ステップ */
.tpa-guide-step {
  border-top: 2px solid rgba(191,91,44,0.15);
  padding-top: 24px;
  margin-top: 24px;
}
.tpa-guide-step:first-of-type {
  border-top: none;
  padding-top: 0;
  margin-top: 0;
}
.tpa-guide-step-header {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 16px;
}
.tpa-guide-num {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--tpa-accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  font-weight: 900;
  margin-top: 2px;
}
.tpa-guide-step-header h4 {
  font-size: 17px;
  font-weight: 800;
  color: var(--tpa-ink);
  margin: 0 0 4px;
}
.tpa-guide-step-header p {
  font-size: 13px;
  color: var(--tpa-muted);
  margin: 0;
}

/* スクリーンイラスト */
.tpa-guide-screen {
  background: rgba(255,255,255,0.6);
  border: 1.5px solid rgba(166,128,92,0.20);
  border-radius: 12px;
  padding: 16px 18px;
  margin-top: 4px;
}
body[data-theme="dark"] .tpa-guide-screen {
  background: rgba(255,255,255,0.05);
  border-color: rgba(255,255,255,0.12);
}
.tpa-gs-label {
  font-size: 11px;
  font-weight: 700;
  color: var(--tpa-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 10px;
}

/* モックUI要素 */
.tpa-gs-mock-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(246,239,229,0.96));
  border: 1px solid rgba(166,128,92,0.18);
  border-radius: 10px;
  padding: 12px 16px;
}
.tpa-gs-mock-title {
  font-size: 15px;
  font-weight: 800;
  color: var(--tpa-ink);
}
.tpa-gs-mock-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(246,239,229,0.92));
  border: 1px solid rgba(166,128,92,0.25);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  font-weight: 700;
  color: var(--tpa-ink);
  cursor: default;
}
.tpa-gs-mock-btn-highlight {
  background: linear-gradient(180deg, rgba(248,215,183,0.95), rgba(238,204,167,0.92));
  border-color: rgba(191,91,44,0.35);
  box-shadow: 0 0 0 3px rgba(191,91,44,0.20);
}
.tpa-gs-mock-btn-sec {
  background: rgba(191,91,44,0.10);
  border-color: rgba(191,91,44,0.30);
  color: var(--tpa-accent);
  margin-top: 8px;
}
.tpa-gs-callout {
  display: inline-block;
  background: #ff4f1f;
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 20px;
  margin-left: 10px;
  white-space: nowrap;
}
.tpa-gs-callout-center {
  display: block;
  text-align: center;
  margin: 8px auto 0;
  width: fit-content;
  line-height: 1.5;
}

/* ヒント */
.tpa-guide-tip {
  margin-top: 12px;
  padding: 10px 14px;
  background: rgba(191,91,44,0.07);
  border-left: 3px solid var(--tpa-accent);
  border-radius: 0 8px 8px 0;
  font-size: 13px;
  color: var(--tpa-ink);
  line-height: 1.6;
}

/* CSVテーブルイラスト */
.tpa-gs-table-wrap {
  overflow-x: auto;
  margin-bottom: 12px;
}
.tpa-gs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}
.tpa-gs-table th {
  background: rgba(191,91,44,0.12);
  color: var(--tpa-accent-dark);
  padding: 6px 8px;
  text-align: center;
  border: 1px solid rgba(166,128,92,0.20);
  font-weight: 700;
  white-space: nowrap;
}
.tpa-gs-table td {
  padding: 5px 8px;
  border: 1px solid rgba(166,128,92,0.15);
  text-align: center;
  color: var(--tpa-ink);
}
.tpa-gs-tr-ex td {
  background: rgba(255,255,255,0.7);
}
.tpa-gs-col-tips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}
.tpa-gs-col-tip {
  background: rgba(255,255,255,0.8);
  border: 1px solid rgba(166,128,92,0.15);
  border-radius: 6px;
  padding: 5px 10px;
  font-size: 12px;
  color: var(--tpa-ink);
}
.tpa-gs-col-tip code {
  background: rgba(191,91,44,0.10);
  color: var(--tpa-accent);
  padding: 1px 5px;
  border-radius: 4px;
  font-size: 12px;
}

/* ドラッグ＆ドロップイラスト */
.tpa-gs-dnd-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 8px 0;
}
.tpa-gs-file-icon {
  font-size: 36px;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.12));
}
.tpa-gs-dnd-arrow {
  font-size: 13px;
  font-weight: 700;
  color: var(--tpa-accent);
}
.tpa-gs-dropzone {
  position: relative;
  width: 100%;
  max-width: 440px;
  border: 2.5px dashed rgba(191,91,44,0.45);
  border-radius: 12px;
  padding: 20px 16px;
  text-align: center;
  background: rgba(248,239,228,0.50);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}
.tpa-gs-drop-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--tpa-ink);
}
.tpa-gs-drop-sub {
  font-size: 12px;
  color: var(--tpa-muted);
}

/* ペーストイラスト */
.tpa-gs-paste-wrap {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.tpa-gs-paste-step {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--tpa-ink);
}
.tpa-gs-paste-num {
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  background: rgba(191,91,44,0.15);
  color: var(--tpa-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
}
kbd {
  background: #f0ebe4;
  border: 1px solid rgba(166,128,92,0.30);
  border-radius: 4px;
  padding: 1px 6px;
  font-size: 12px;
  font-family: monospace;
  color: var(--tpa-ink);
}
body[data-theme="dark"] kbd {
  background: #3d566b;
  border-color: rgba(255,255,255,0.20);
  color: #eaf4ff;
}
.tpa-gs-summary-open {
  position: relative;
  background: rgba(255,255,255,0.7);
  border: 1px solid rgba(166,128,92,0.20);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: var(--tpa-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.tpa-gs-summary-icon {
  color: var(--tpa-accent);
}
.tpa-gs-textarea-mock {
  border: 1.5px solid rgba(166,128,92,0.25);
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--tpa-muted);
  background: rgba(255,255,255,0.8);
  min-height: 52px;
}

/* 成功表示 */
.tpa-gs-success {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(40,160,80,0.08);
  border: 1px solid rgba(40,160,80,0.25);
  border-radius: 10px;
  padding: 12px 16px;
  font-size: 13px;
  color: var(--tpa-ink);
  line-height: 1.6;
}
.tpa-gs-success-icon {
  font-size: 24px;
  flex-shrink: 0;
}

/* トラック選択グリッド */
.tpa-gs-truck-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 8px;
  margin-bottom: 8px;
}
.tpa-gs-truck-btn {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.95), rgba(246,239,229,0.92));
  border: 1.5px solid rgba(166,128,92,0.20);
  border-radius: 10px;
  padding: 10px 8px;
  font-size: 12px;
  text-align: center;
  line-height: 1.5;
  color: var(--tpa-ink);
}
.tpa-gs-truck-selected {
  background: linear-gradient(135deg, rgba(191,91,44,0.15), rgba(224,120,64,0.10));
  border-color: rgba(191,91,44,0.55);
  box-shadow: 0 0 0 2px rgba(191,91,44,0.15);
}

/* 分析ボタンイラスト */
.tpa-gs-analyze-btn {
  position: relative;
  background: linear-gradient(135deg, #bf5b2c, #e07840);
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  padding: 16px 32px;
  border-radius: 12px;
  text-align: center;
  box-shadow: 0 4px 16px rgba(191,91,44,0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.tpa-gs-result-preview {
  margin-top: 12px;
}
.tpa-gs-result-card {
  background: rgba(255,255,255,0.7);
  border: 1px solid rgba(166,128,92,0.18);
  border-radius: 10px;
  padding: 12px 16px;
  margin-top: 8px;
}
.tpa-gs-result-truck {
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--tpa-ink);
}
.tpa-gs-result-bar {
  height: 10px;
  background: rgba(166,128,92,0.12);
  border-radius: 5px;
  overflow: hidden;
  margin-bottom: 4px;
}
.tpa-gs-result-fill {
  height: 100%;
  background: linear-gradient(90deg, #bf5b2c, #e07840);
  border-radius: 5px;
}
.tpa-gs-result-eff {
  font-size: 12px;
  color: var(--tpa-muted);
}

/* メソッド区切り */
.tpa-guide-method {
  margin-bottom: 16px;
}
.tpa-guide-method-badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 10px;
}
.tpa-guide-method-badge-a {
  background: rgba(191,91,44,0.12);
  color: var(--tpa-accent);
  border: 1px solid rgba(191,91,44,0.25);
}
.tpa-guide-method-badge-b {
  background: rgba(60,130,200,0.10);
  color: #2a6da8;
  border: 1px solid rgba(60,130,200,0.25);
}
body[data-theme="dark"] .tpa-guide-method-badge-b {
  color: #89c4ee;
  border-color: rgba(89,160,220,0.35);
  background: rgba(89,160,220,0.12);
}

/* FAQ */
.tpa-guide-faq {
  margin-top: 28px;
  padding-top: 24px;
  border-top: 2px solid rgba(191,91,44,0.15);
}
.tpa-guide-faq h4 {
  font-size: 16px;
  font-weight: 800;
  color: var(--tpa-ink);
  margin: 0 0 14px;
}
.tpa-guide-faq-item {
  margin-bottom: 14px;
}
.tpa-guide-faq-q {
  font-size: 13px;
  font-weight: 700;
  color: var(--tpa-accent);
  margin-bottom: 4px;
}
.tpa-guide-faq-a {
  font-size: 13px;
  color: var(--tpa-ink);
  line-height: 1.6;
  padding-left: 12px;
  border-left: 2px solid rgba(191,91,44,0.20);
}

/* ダークモード調整 */
body[data-theme="dark"] .tpa-guide-screen {
  background: rgba(255,255,255,0.04);
}
body[data-theme="dark"] .tpa-gs-mock-header,
body[data-theme="dark"] .tpa-gs-mock-btn,
body[data-theme="dark"] .tpa-gs-truck-btn {
  background: rgba(255,255,255,0.08);
  border-color: rgba(255,255,255,0.14);
}
body[data-theme="dark"] .tpa-gs-dropzone {
  background: rgba(255,255,255,0.04);
  border-color: rgba(232,146,58,0.45);
}
body[data-theme="dark"] .tpa-gs-textarea-mock,
body[data-theme="dark"] .tpa-gs-summary-open,
body[data-theme="dark"] .tpa-gs-result-card {
  background: rgba(255,255,255,0.07);
  border-color: rgba(255,255,255,0.12);
}
body[data-theme="dark"] .tpa-gs-table th {
  background: rgba(191,91,44,0.28);
  color: #ffb07a;
  border-color: rgba(232,146,58,0.25);
}
body[data-theme="dark"] .tpa-gs-table td,
body[data-theme="dark"] .tpa-gs-tr-ex td {
  background: rgba(255,255,255,0.04);
  border-color: rgba(255,255,255,0.10);
}
/* 積上可セルの色分け */
.tpa-gs-td-stack1 {
  color: #1a7f3c;
  font-weight: 800;
  background: rgba(40,160,80,0.08) !important;
}
.tpa-gs-td-stack0 {
  color: #a03030;
  font-weight: 800;
  background: rgba(160,50,50,0.06) !important;
}
body[data-theme="dark"] .tpa-gs-td-stack1 {
  color: #5dcc85;
  background: rgba(40,160,80,0.14) !important;
}
body[data-theme="dark"] .tpa-gs-td-stack0 {
  color: #ff7070;
  background: rgba(200,60,60,0.18) !important;
}
body[data-theme="dark"] .tpa-gs-col-tip {
  background: rgba(255,255,255,0.06);
  border-color: rgba(255,255,255,0.10);
}
body[data-theme="dark"] .tpa-guide-intro {
  background: rgba(191,91,44,0.12);
  border-color: rgba(232,146,58,0.30);
}
body[data-theme="dark"] .tpa-guide-tip {
  background: rgba(191,91,44,0.12);
}
body[data-theme="dark"] .tpa-gs-success {
  background: rgba(40,160,80,0.12);
  border-color: rgba(40,160,80,0.30);
}
body[data-theme="dark"] .tpa-gs-result-bar {
  background: rgba(255,255,255,0.08);
}
body[data-theme="dark"] .tpa-guide-faq-a {
  border-color: rgba(232,146,58,0.35);
}
/* ガイド内アクセント色 — ダークモードで視認性向上 */
body[data-theme="dark"] .tpa-guide-faq-q {
  color: #ffb07a;
}
body[data-theme="dark"] .tpa-gs-dnd-arrow {
  color: #ffb07a;
}
body[data-theme="dark"] .tpa-gs-paste-num {
  background: rgba(255,160,80,0.22);
  color: #ffb07a;
}
body[data-theme="dark"] .tpa-guide-method-badge-a {
  color: #ffb07a;
  border-color: rgba(255,160,80,0.40);
  background: rgba(255,140,70,0.14);
}
body[data-theme="dark"] .tpa-gs-col-tip code {
  background: rgba(255,140,70,0.16);
  color: #ffb07a;
}

/* レスポンシブ */
@media (max-width: 640px) {
  .tpa-guide-body { padding: 16px 14px 24px; }
  .tpa-guide-flow { gap: 4px; }
  .tpa-gf-step { font-size: 11px; padding: 4px 8px; }
  .tpa-gs-truck-grid { grid-template-columns: repeat(3, 1fr); }
  .tpa-gs-analyze-btn { font-size: 14px; padding: 13px 20px; }
  .tpa-guide-modal { max-width: 100vw; border-radius: 16px 16px 0 0; max-height: 95vh; }
}