:root {
  color-scheme: light dark;
  --page-bg: #f2f5f8;
  --panel: #ffffff;
  --panel-soft: #f4f7fa;
  --text: #172039;
  --muted: #64748b;
  --border: #d4dce5;
  --border-dark: #aebac8;
  --navy: #070755;
  --navy-dark: #05053f;
  --blue: #078df2;
  --blue-hover: #0871c3;
  --link: #076fcb;
  --electric: #0798f5;
  --button-text: #ffffff;
}

@media (prefers-color-scheme: dark) {
  :root {
    --page-bg: #101821;
    --panel: #18232e;
    --panel-soft: #202d39;
    --text: #edf2f6;
    --muted: #aab5bf;
    --border: #384857;
    --border-dark: #526372;
    --navy: #09085e;
    --navy-dark: #05043e;
    --blue: #138fe8;
    --blue-hover: #35a4f3;
    --link: #64b8f5;
    --electric: #1aa4ff;
    --button-text: #ffffff;
  }
}

* {
  box-sizing: border-box;
}

html {
  background: var(--page-bg);
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 14px;
  line-height: 1.5;
}

body {
  margin: 0;
}

a {
  color: var(--link);
}

.site-header {
  color: var(--text);
  background: #ffffff;
  border-bottom: 1px solid var(--border);
}

.site-header-main,
.site-nav-inner,
main,
.site-footer-inner {
  width: min(100% - 2rem, 1100px);
  margin-inline: auto;
}

.site-header-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 76px;
}

.site-name {
  display: block;
  text-decoration: none;
}

.site-logo {
  display: block;
  width: 172px;
  max-width: 100%;
  height: auto;
}

.site-tagline {
  color: var(--navy);
  font-size: 0.86rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.site-nav {
  background: var(--navy-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.site-nav-inner {
  display: flex;
  min-height: 39px;
}

.site-nav a {
  display: flex;
  align-items: center;
  min-height: 39px;
  padding-inline: 1.1rem;
  color: #ffffff;
  font-size: 0.9rem;
  text-decoration: none;
  border-inline-start: 1px solid rgba(255, 255, 255, 0.1);
}

.site-nav a:last-child {
  border-inline-end: 1px solid rgba(255, 255, 255, 0.1);
}

.site-nav a:hover {
  background: rgba(255, 255, 255, 0.08);
}

main {
  min-height: 72vh;
  margin-block: 1rem 1.5rem;
  padding: 1.5rem 1.6rem 3rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
}

h1,
h2,
h3 {
  line-height: 1.2;
}

h1 {
  margin-top: 0;
}

.home-breadcrumb {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 1.1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.home-breadcrumb a {
  text-decoration: none;
}

.home-page-heading {
  padding-bottom: 1.1rem;
  border-bottom: 1px solid var(--border);
}

.home-page-heading h1 {
  margin-bottom: 0.25rem;
  color: var(--navy);
  font-size: 2rem;
  font-weight: 600;
}

@media (prefers-color-scheme: dark) {
  .home-page-heading h1 {
    color: var(--text);
  }
}

.home-page-heading p {
  margin: 0;
  color: var(--muted);
}

.home-tool-finder {
  margin-block: 1.25rem;
  padding: 1rem;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-top: 3px solid var(--electric);
  border-radius: 6px;
}

.home-tool-finder h2 {
  margin: 0 0 0.65rem;
  font-size: 1rem;
}

.home-tool-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto auto;
  gap: 0.5rem;
}

.home-tool-search input {
  min-width: 0;
}

.home-category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  margin-top: 0.85rem;
  border-bottom: 1px solid var(--border-dark);
}

.home-category-tab {
  min-height: 37px;
  padding: 0.5rem 0.9rem;
  color: var(--link);
  background: transparent;
  border: 0;
  border-bottom: 3px solid transparent;
  border-radius: 0;
  font-weight: 600;
}

.home-category-tab:hover,
.home-category-tab.is-active {
  color: var(--text);
  background: var(--panel);
  border-bottom-color: var(--electric);
}

.home-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 270px;
  gap: 1.25rem;
  align-items: start;
}

.home-panel,
.home-sidebar-panel {
  margin-bottom: 1.25rem;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.home-panel-heading,
.home-sidebar-panel h2 {
  margin: 0;
  color: var(--text);
  background: var(--panel-soft);
  border-bottom: 1px solid var(--border);
}

.home-panel-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 43px;
  padding: 0.7rem 0.9rem;
}

.home-panel-heading h2,
.home-sidebar-panel h2 {
  font-size: 1rem;
}

.home-panel-heading h2 {
  margin: 0;
}

.home-panel-heading span {
  color: var(--muted);
  font-size: 0.8rem;
}

.home-tool-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.home-tool-card {
  min-width: 0;
  border-bottom: 1px solid var(--border);
}

.home-tool-card:nth-child(odd) {
  border-right: 1px solid var(--border);
}

.home-tool-card a {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 0.75rem;
  min-height: 116px;
  padding: 1rem;
  color: var(--text);
  text-decoration: none;
}

.home-tool-card a:hover {
  background: var(--panel-soft);
}

.home-tool-icon {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: #ffffff;
  background: var(--blue);
  font-size: 0.72rem;
  font-weight: 700;
  border-radius: 5px;
}

.home-tool-copy {
  display: flex;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
}

.home-tool-copy strong {
  margin-bottom: 0.25rem;
  color: var(--link);
  font-size: 1.05rem;
}

.home-tool-copy > span {
  color: var(--muted);
  font-size: 0.86rem;
}

.home-tool-copy small {
  margin-top: auto;
  padding-top: 0.5rem;
  color: var(--muted);
  font-size: 0.75rem;
}

.home-tool-open {
  grid-column: 2;
  color: var(--link);
  font-size: 0.8rem;
  font-weight: 600;
}

.home-tool-card[hidden] {
  display: none;
}

.home-tool-empty {
  margin: 0;
  padding: 1.5rem 1rem;
  color: var(--muted);
}

.home-reference-wrap {
  overflow-x: auto;
}

.home-reference table {
  width: 100%;
  border-collapse: collapse;
}

.home-reference th,
.home-reference td {
  padding: 0.65rem 0.8rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.home-reference th {
  color: var(--muted);
  font-size: 0.78rem;
  text-transform: uppercase;
}

.home-reference td:first-child {
  width: 90px;
  color: var(--blue);
  font-family: Consolas, "Courier New", monospace;
  font-weight: 700;
}

.home-sidebar-panel h2 {
  padding: 0.7rem 0.8rem;
}

.home-sidebar-panel > p,
.home-sidebar-panel > .home-sidebar-link {
  margin: 0.8rem;
}

.home-category-list,
.home-fact-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.home-category-list li {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.65rem 0.8rem;
  border-bottom: 1px solid var(--border);
}

.home-category-list li:last-child {
  border-bottom: 0;
}

.home-category-list a {
  text-decoration: none;
}

.home-category-list span {
  color: var(--muted);
}

.home-fact-list {
  margin: 0.2rem 0.8rem 0.9rem;
}

.home-fact-list li {
  padding: 0.3rem 0 0.3rem 1rem;
  border-bottom: 1px dotted var(--border);
}

.home-fact-list li::before {
  content: "✓";
  float: left;
  margin-left: -1rem;
  color: var(--blue);
}

.home-sidebar-link {
  display: inline-block;
  font-weight: 600;
  text-decoration: none;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

input,
button,
select,
textarea {
  font: inherit;
}

input,
select,
textarea {
  min-height: 40px;
  max-width: 100%;
  padding: 0.55rem 0.65rem;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--border-dark);
  border-radius: 4px;
}

button {
  min-height: 40px;
  padding: 0.55rem 0.9rem;
  color: var(--button-text);
  background: var(--blue);
  border: 1px solid var(--blue-hover);
  border-radius: 4px;
  cursor: pointer;
}

button:hover {
  background: var(--blue-hover);
}

.button-secondary {
  color: var(--text);
  background: var(--panel);
  border-color: var(--border-dark);
}

.button-secondary:hover {
  background: var(--panel-soft);
}

.site-footer {
  color: #d2deea;
  background: var(--navy-dark);
  border-top: 4px solid var(--electric);
}

.site-footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding-block: 1.5rem 2.5rem;
  font-size: 0.82rem;
}

.site-footer-inner p {
  margin: 0;
}

.site-footer-name,
.site-footer-nav a {
  color: #ffffff;
}

.site-footer-name {
  font-weight: 700;
  text-decoration: none;
}

.site-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.legal-page {
  max-width: 760px;
  margin-inline: auto;
}

.legal-breadcrumb {
  display: flex;
  gap: 0.45rem;
  margin-bottom: 1.1rem;
  color: var(--muted);
  font-size: 0.8rem;
}

.legal-breadcrumb a {
  text-decoration: none;
}

.legal-page header {
  margin-bottom: 1.75rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.legal-page header h1 {
  margin-bottom: 0.35rem;
  color: var(--navy);
  font-size: 2rem;
  font-weight: 600;
}

.legal-page header p,
.legal-page .legal-updated {
  margin: 0;
  color: var(--muted);
}

.legal-page section {
  margin-block: 1.6rem;
}

.legal-page h2 {
  margin-bottom: 0.55rem;
  font-size: 1.2rem;
}

.legal-page h3 {
  margin-bottom: 0.35rem;
  font-size: 1rem;
}

.legal-page p,
.legal-page li {
  max-width: 72ch;
}

.legal-page ul {
  padding-left: 1.35rem;
}

.legal-page li + li {
  margin-top: 0.4rem;
}

.legal-note {
  padding: 0.85rem 1rem;
  background: var(--panel-soft);
  border: 1px solid var(--border);
  border-left: 3px solid var(--blue);
  border-radius: 4px;
}

@media (prefers-color-scheme: dark) {
  .legal-page header h1 {
    color: var(--text);
  }
}

@media (max-width: 760px) {
  main {
    border-inline: 0;
  }

  .home-layout {
    grid-template-columns: 1fr;
  }

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

  .home-sidebar-panel {
    margin-bottom: 0;
  }
}

@media (max-width: 520px) {
  .site-header-main {
    min-height: 68px;
  }

  .site-logo {
    width: 150px;
  }

  .site-tagline {
    display: none;
  }

  .site-nav a {
    flex: 1;
    justify-content: center;
    padding-inline: 0.5rem;
  }

  main {
    padding-inline: 0.75rem;
  }

  .home-tool-search {
    grid-template-columns: 1fr 1fr;
  }

  .home-tool-search input {
    grid-column: 1 / -1;
  }

  .home-tool-grid,
  .home-sidebar {
    grid-template-columns: 1fr;
  }

  .home-tool-card:nth-child(odd) {
    border-right: 0;
  }

  .site-footer-inner {
    flex-direction: column;
    gap: 0.8rem;
  }
}