/* Option 4 public interior: flat directory and focused tool workspace. */
body.public-inner {
  --primary: #087a70;
  --primary-dark: #05665e;
  --primary-light: #e8f4f1;
  --bg: #f7f8f7;
  --bg-white: #fefefe;
  --text: #07182b;
  --text-secondary: #465a73;
  --text-muted: #62738a;
  --border: #dce3e5;
  --sidebar-width: 232px;
  --header-height: 64px;
  --radius: 6px;
  --shadow: none;
  --shadow-hover: none;
  --transition: color 160ms ease, background-color 160ms ease, border-color 160ms ease;
  background: var(--bg);
  color: var(--text);
}

.public-inner [hidden] {
  display: none !important;
}

.public-inner .main-area {
  min-width: 0;
}

.public-inner .main-content {
  width: 100%;
  max-width: 1280px;
  padding: 30px 32px 56px;
}

/* Public shell */
.public-inner .site-sidebar {
  background: #fdfdfb;
  border-right-color: #d7dfe1;
}

.public-inner .sidebar-header {
  min-height: var(--header-height);
  padding: 10px 18px;
}

.public-inner .sidebar-logo {
  min-height: 44px;
  gap: 10px;
  color: var(--text);
  font-size: 17px;
  font-weight: 760;
  letter-spacing: -0.2px;
}

.public-inner .sidebar-logo:hover {
  color: var(--primary);
}

.public-inner .sidebar-logo img {
  border-radius: 4px;
}

.public-inner .sidebar-nav {
  padding: 14px 10px 20px;
}

.public-inner .nav-divider {
  padding: 18px 12px 7px;
  color: var(--text-muted);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.public-inner .nav-item {
  min-height: 44px;
  gap: 11px;
  margin: 1px 0;
  padding: 9px 12px;
  border-left: 0;
  border-radius: 4px;
  color: var(--text-secondary);
}

.public-inner .nav-item:hover {
  background: #f0f4f3;
  color: var(--text);
}

.public-inner .nav-item.active {
  background: var(--primary-light);
  color: var(--primary-dark);
  font-weight: 700;
}

.public-inner .nav-item i {
  color: var(--primary);
}

.public-inner .sidebar-close {
  border-radius: 4px;
}

.public-inner .site-header,
.public-inner .site-header::before {
  background: rgba(253, 253, 251, 0.98);
  border-bottom-color: #d7dfe1;
  backdrop-filter: none;
}

.public-inner .header-inner {
  width: 100%;
  max-width: 1280px;
  height: var(--header-height);
  padding: 0 32px;
}

.public-inner .header-left,
.public-inner .header-right {
  gap: 10px;
}

.public-inner .header-search {
  max-width: 650px;
}

.public-inner .search-input-wrap {
  min-height: 46px;
  padding: 0 3px 0 15px;
  border-color: #cbd6d8;
  border-radius: 5px;
  background: var(--bg-white);
}

.public-inner .search-input-wrap:focus-within {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(8, 122, 112, 0.13);
}

.public-inner .search-input {
  min-height: 44px;
  color: var(--text);
}

.public-inner .search-btn {
  min-height: 44px;
  padding: 0 18px;
  border-radius: 4px;
  background: var(--primary);
  color: #fff;
  font-weight: 700;
}

.public-inner .search-btn:hover {
  background: var(--primary-dark);
  color: #fff;
}

.public-inner .sidebar-toggle,
.public-inner .lang-btn,
.public-inner .header-link {
  min-width: 44px;
  min-height: 44px;
  border-radius: 4px;
}

.public-inner .sidebar-toggle:hover,
.public-inner .lang-btn:hover,
.public-inner .lang-btn[aria-expanded="true"],
.public-inner .header-link:hover {
  background: #eef3f2;
  color: var(--primary);
  transform: none;
}

.public-inner .lang-dropdown {
  border-color: var(--border);
  border-radius: 5px;
  box-shadow: none;
}

.public-inner .lang-option {
  min-height: 44px;
  padding: 11px 16px;
}

/* Page headings and navigation */
.public-inner .tool-breadcrumb,
.public-inner .article-breadcrumb {
  min-height: 24px;
  margin-bottom: 14px;
  gap: 7px;
  color: var(--text-muted);
  font-size: 13px;
}

.public-inner .tool-breadcrumb a,
.public-inner .article-breadcrumb a {
  color: var(--text-secondary);
}

.public-inner .tool-breadcrumb a:hover,
.public-inner .article-breadcrumb a:hover {
  color: var(--primary);
}

.public-inner .section-title {
  color: var(--text);
  font-size: 20px;
  font-weight: 760;
  letter-spacing: -0.2px;
}

.public-inner .section-title i {
  color: var(--primary);
}

.public-inner .category-page > .section-title,
.public-inner .search-results > .section-title,
.public-inner .article-list-page > .section-title {
  min-height: 58px;
  margin: 0;
  padding: 15px 18px;
  border: 1px solid var(--border);
  border-bottom: 0;
  border-radius: 6px 6px 0 0;
  background: #edf6f3;
}

.public-inner .category-tool-count {
  color: var(--text-muted);
  font-size: 13px;
}

.public-inner .category-intro,
.public-inner .article-list-desc {
  margin: 0;
  padding: 0 18px 17px;
  border: 1px solid var(--border);
  border-top: 0;
  border-bottom: 0;
  border-radius: 0;
  background: #edf6f3;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.75;
}

/* Directory lists */
.public-inner .tool-grid,
.public-inner .article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 0 0 6px 6px;
  background: var(--bg-white);
}

.public-inner .related-tools-section .tool-grid,
.public-inner .accounting-section .tool-grid,
.public-inner .related-articles .article-grid {
  border-radius: 6px;
}

.public-inner .search-results > .tool-grid,
.public-inner .search-results > .empty-state {
  border-radius: 0 0 6px 6px;
}

.public-inner .tool-card,
.public-inner .article-card {
  min-width: 0;
  min-height: 92px;
  gap: 13px;
  padding: 18px;
  border: 0;
  border-radius: 0;
  background: var(--bg-white);
  outline: 1px solid var(--border);
  outline-offset: -1px;
  color: var(--text);
  box-shadow: none;
  transform: none;
}

.public-inner .tool-card:hover,
.public-inner .article-card:hover {
  border-color: transparent;
  background: #f2f7f5;
  color: var(--text);
  outline-color: #b9d7d2;
  box-shadow: none;
  transform: none;
}

.public-inner .tool-card-info,
.public-inner .article-card-info {
  flex: 1;
  min-width: 0;
}

.public-inner .tool-grid .tool-card-icon,
.public-inner .article-card-icon {
  width: 42px;
  height: 42px;
}

.public-inner .tool-grid .tool-card-icon img {
  width: 38px;
  height: 38px;
}

.public-inner .tool-icon-fallback,
.public-inner .article-card-icon {
  border-radius: 5px;
  background: var(--primary-light);
  color: var(--primary);
}

.public-inner .tool-card-title,
.public-inner .article-card-title {
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
}

.public-inner .tool-card-desc,
.public-inner .article-card-desc {
  color: var(--text-muted);
  font-size: 13px;
}

.public-inner .tool-card-cat {
  margin-top: 8px;
  padding: 0;
  border-radius: 0;
  background: transparent;
  color: var(--primary-dark);
  font-size: 12px;
  font-weight: 700;
}

.public-inner .empty-state {
  min-height: 260px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg-white);
}

.public-inner .related-categories,
.public-inner .category-faq-section {
  margin-top: 28px;
  padding-top: 22px;
}

.public-inner .related-cat-grid {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--border);
}

.public-inner .related-cat-card {
  min-height: 44px;
  padding: 10px 15px;
  border: 0;
  border-radius: 0;
  background: var(--bg-white);
}

.public-inner .related-cat-card:hover {
  background: var(--primary-light);
}

/* Tool workspace */
.public-inner .tool-detail-header {
  align-items: center;
  margin-bottom: 18px;
  padding: 22px 24px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: #edf6f3;
}

.public-inner .tool-detail-title {
  min-width: 0;
  gap: 15px;
}

.public-inner .tool-detail-title > div:last-child {
  min-width: 0;
}

.public-inner .tool-detail-icon {
  flex: 0 0 52px;
  width: 52px;
  height: 52px;
}

.public-inner .tool-detail-icon.tool-icon-fallback {
  border-radius: 5px;
}

.public-inner .tool-detail-title h1 {
  color: var(--text);
  font-size: 25px;
  font-weight: 780;
  letter-spacing: -0.35px;
}

.public-inner .tool-detail-desc {
  color: var(--text-secondary);
}

.public-inner .tool-detail-meta {
  gap: 10px;
}

.public-inner .meta-cat a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 7px 11px;
  border: 1px solid #b9d7d2;
  border-radius: 4px;
  background: transparent;
  color: var(--primary-dark);
  font-weight: 700;
}

.public-inner .tool-detail-body {
  overflow: hidden;
  padding: 26px;
  border-color: var(--border);
  border-radius: 6px;
  background: var(--bg-white);
  box-shadow: none;
}

.public-inner .tool-detail-body canvas,
.public-inner .tool-detail-body svg,
.public-inner .tool-detail-body video,
.public-inner .tool-detail-body iframe {
  max-width: 100%;
}

.public-inner .tool-label {
  color: var(--text);
  font-weight: 700;
}

.public-inner .tool-input,
.public-inner .tool-select {
  min-height: 44px;
  padding: 10px 12px;
  border-color: #cbd6d8;
  border-radius: 4px;
  background: #fff;
  color: var(--text);
}

.public-inner .tool-textarea {
  padding: 12px 14px;
  border-color: #cbd6d8;
  border-radius: 4px;
  background: #fff;
  color: var(--text);
}

.public-inner .tool-input:focus,
.public-inner .tool-select:focus,
.public-inner .tool-textarea:focus,
.public-inner .growth-field input:focus,
.public-inner .growth-field select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(8, 122, 112, 0.13);
}

.public-inner .btn {
  min-height: 44px;
  padding: 9px 17px;
  border-radius: 4px;
  font-weight: 700;
  box-shadow: none;
  transform: none;
}

.public-inner .btn:hover {
  box-shadow: none;
  transform: none;
}

.public-inner .btn-primary {
  background: var(--primary);
  color: #fff;
}

.public-inner .btn-primary:hover {
  background: var(--primary-dark);
  color: #fff;
}

.public-inner .btn-secondary {
  border-color: #cbd6d8;
  background: #f7f9f8;
  color: var(--text);
}

.public-inner .btn-secondary:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
}

.public-inner .result-box,
.public-inner .json-status,
.public-inner .growth-result,
.public-inner .accounting-result-panel {
  border-color: var(--border);
  border-radius: 4px;
  background: #f3f6f5;
}

.public-inner .tool-tabs {
  overflow-x: auto;
  border-bottom: 1px solid var(--border);
  scrollbar-width: thin;
}

.public-inner .tool-tab {
  min-height: 44px;
  color: var(--text-secondary);
}

.public-inner .tool-tab.active {
  border-bottom-color: var(--primary);
  color: var(--primary-dark);
}

.public-inner .tool-how-to,
.public-inner .tool-faq-section,
.public-inner .related-tools-section,
.public-inner .tool-related-articles {
  margin-top: 30px;
  padding-top: 22px;
  border-top-color: var(--border);
}

.public-inner .how-to-steps,
.public-inner .faq-list,
.public-inner .article-list-compact {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--border);
}

.public-inner .step-item,
.public-inner .faq-item,
.public-inner .article-list-item {
  margin: 0;
  border: 0;
  border-radius: 0;
  background: var(--bg-white);
}

.public-inner .step-item {
  min-height: 52px;
  padding: 12px 15px;
}

.public-inner .step-num {
  width: 26px;
  height: 26px;
  border-radius: 4px;
  background: var(--primary-light);
  color: var(--primary-dark);
}

.public-inner .faq-item:hover,
.public-inner .faq-item[open],
.public-inner .article-list-item:hover {
  border-color: transparent;
  background: #f2f7f5;
}

.public-inner .faq-question {
  min-height: 48px;
}

.public-inner .article-list-item {
  min-height: 48px;
}

/* Articles and public pagination */
.public-inner .article-list-page,
.public-inner .article-detail {
  max-width: 1040px;
}

.public-inner .article-content {
  padding: 32px;
  border-radius: 6px;
  box-shadow: none;
}

.public-inner .article-tool-card {
  border: 1px solid #b9d7d2;
  border-radius: 5px;
  background: var(--primary-light);
}

.public-inner .article-tool-card .tool-card-icon {
  border-radius: 4px;
  background: var(--primary);
}

.public-inner .article-body h2 {
  border-bottom: 1px solid var(--border);
}

/* Long URLs and identifiers must reflow without clipping article text. */
.public-inner .article-body {
  min-width: 0;
  overflow-wrap: anywhere;
}

.public-inner .pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 26px 0 4px;
}

.public-inner .pagination a,
.public-inner .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 9px 15px;
  border: 1px solid #cbd6d8;
  border-radius: 4px;
  background: var(--bg-white);
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 700;
}

.public-inner .pagination a:hover {
  border-color: var(--primary);
  background: var(--primary-light);
  color: var(--primary-dark);
}

.public-inner .pagination .active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

/* Accounting and growth calculators */
.public-inner .accounting-page {
  gap: 22px;
}

.public-inner .accounting-hero,
.public-inner .accounting-tool-header {
  min-height: 0;
  padding: 24px;
  border-radius: 6px;
  background: #edf6f3;
}

.public-inner .accounting-calculator-panel,
.public-inner .accounting-section {
  padding: 24px;
  border-radius: 6px;
  background: var(--bg-white);
  box-shadow: none;
}

.public-inner .accounting-section .tool-grid {
  margin-top: 4px;
}

.public-inner .accounting-tool-icon {
  border-radius: 5px;
}

.public-inner .accounting-result-grid {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--border);
}

.public-inner .accounting-result-item {
  border: 0;
  border-radius: 0;
  background: var(--bg-white);
}

.public-inner .accounting-result-value {
  font-variant-numeric: tabular-nums;
}

.public-inner .accounting-process {
  border-radius: 0;
}

.public-inner .accounting-link-list {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--border);
}

.public-inner .accounting-link-list a {
  min-height: 70px;
  border: 0;
  border-radius: 0;
  background: var(--bg-white);
}

.public-inner .accounting-link-list a:hover {
  background: #f2f7f5;
}

.public-inner .accounting-disclaimer {
  border-color: #e8d3a5;
  background: #fffbf1;
}

.public-inner .growth-intro,
.public-inner .growth-explainer {
  border-radius: 5px;
  background: #edf6f3;
}

.public-inner .growth-result-grid {
  gap: 1px;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--border);
}

.public-inner .growth-result-item {
  border: 0;
  border-radius: 0;
}

.public-inner .conversion-record-header,
.public-inner .conversion-record-grid section,
.public-inner .conversion-record-explanation {
  border-radius: 6px;
  box-shadow: none;
}

@media (max-width: 1180px) {
  .public-inner .tool-grid,
  .public-inner .article-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 900px) {
  .public-inner .header-inner {
    max-width: none;
    padding: 0 20px;
  }

  .public-inner .main-content {
    max-width: none;
    padding: 26px 20px 48px;
  }

  .public-inner .sidebar-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .public-inner .site-sidebar {
    width: min(86vw, 300px);
    box-shadow: none;
  }
}

@media (max-width: 640px) {
  .public-inner .header-inner {
    flex-wrap: wrap;
    height: auto;
    gap: 8px;
    padding: 8px 12px;
  }

  .public-inner .header-left {
    order: 1;
  }

  .public-inner .header-right {
    order: 2;
    margin-left: auto;
  }

  .public-inner .header-search {
    order: 3;
    flex: 0 0 100%;
    max-width: 100%;
  }

  .public-inner .header-right {
    gap: 2px;
  }

  .public-inner .lang-btn {
    padding: 8px;
  }

  .public-inner .lang-btn span,
  .public-inner .header-link {
    font-size: 0;
  }

  .public-inner .lang-btn i,
  .public-inner .header-link i {
    font-size: 17px;
  }

  .public-inner .search-input-wrap {
    padding-left: 11px;
  }

  .public-inner .search-icon {
    display: none;
  }

  .public-inner .search-input {
    padding: 8px;
    font-size: 16px;
  }

  .public-inner .search-btn {
    min-width: 52px;
    padding: 0 12px;
  }

  .public-inner .main-content {
    padding: 20px 14px 40px;
  }

  .public-inner .tool-grid,
  .public-inner .article-grid {
    grid-template-columns: 1fr;
  }

  .public-inner .category-page > .section-title,
  .public-inner .search-results > .section-title,
  .public-inner .article-list-page > .section-title {
    min-height: 54px;
    padding: 13px 14px;
    font-size: 19px;
  }

  .public-inner .category-intro,
  .public-inner .article-list-desc {
    padding: 0 14px 15px;
  }

  .public-inner .tool-card,
  .public-inner .article-card {
    min-height: 84px;
    padding: 15px;
  }

  .public-inner .tool-detail-header {
    align-items: flex-start;
    padding: 18px;
  }

  .public-inner .tool-detail-title {
    align-items: flex-start;
  }

  .public-inner .tool-detail-title h1 {
    font-size: 21px;
  }

  .public-inner .tool-detail-meta {
    width: 100%;
    justify-content: space-between;
  }

  .public-inner .tool-detail-body,
  .public-inner .article-content,
  .public-inner .accounting-calculator-panel,
  .public-inner .accounting-section {
    padding: 18px;
  }

  .public-inner .tool-detail-body [style*="grid-template-columns:1fr 1fr"],
  .public-inner .tool-detail-body [style*="grid-template-columns:1fr auto 1fr"],
  .public-inner .tool-detail-body [style*="grid-template-columns:200px 1fr"] {
    grid-template-columns: 1fr !important;
  }

  .public-inner .tool-detail-body .wf-step {
    flex-wrap: wrap;
  }

  .public-inner .tool-detail-body .wf-action {
    width: 100% !important;
  }

  .public-inner .tool-input,
  .public-inner .tool-select,
  .public-inner .tool-textarea,
  .public-inner .growth-field input,
  .public-inner .growth-field select {
    font-size: 16px;
  }

  .public-inner .btn-group,
  .public-inner .accounting-actions,
  .public-inner .growth-actions {
    gap: 8px;
  }

  .public-inner .btn-group .btn,
  .public-inner .accounting-actions .btn,
  .public-inner .growth-actions .btn {
    flex: 1 1 132px;
    justify-content: center;
  }

  .public-inner .accounting-hero,
  .public-inner .accounting-tool-header {
    padding: 19px;
  }

  .public-inner .accounting-tool-header {
    align-items: flex-start;
  }

  .public-inner .accounting-tool-icon {
    width: 48px;
    height: 48px;
    flex-basis: 48px;
  }

  .public-inner .article-list-item {
    flex-wrap: wrap;
  }

  .public-inner .article-list-title {
    flex-basis: calc(100% - 38px);
    white-space: normal;
  }

  .public-inner .article-list-meta {
    margin-left: 26px;
  }
}

@media (max-width: 380px) {
  .public-inner .header-link {
    display: none;
  }

  .public-inner .search-btn {
    min-width: 48px;
    padding: 0 9px;
  }

  .public-inner .tool-detail-icon {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .public-inner *,
  .public-inner *::before,
  .public-inner *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}