:root {
  --ink: #0f172a; --slate: #475569; --muted: #64748b; --cloud: #f8fafc;
  --surface: #fff; --border: #dce3ec; --blue: #2563eb; --cyan: #06b6d4;
  --amber: #f59e0b; --focus: rgba(37, 99, 235, .22); --content: 1260px;
}
.catalogue-breadcrumbs { display: flex; flex-wrap: wrap; gap: 10px; color: var(--muted); margin-bottom: 28px; font-size: 14px; }
body.catalogue-page .site-main > * { max-width: none; }
.catalogue-heading { max-width: 820px !important; padding-bottom: 32px; }
.catalogue-eyebrow { color: var(--blue); font-size: 14px; font-weight: 700; letter-spacing: .04em; }
.catalogue-heading h1 { font-size: clamp(36px, 4vw, 54px); letter-spacing: -.035em; line-height: 1.08; margin-bottom: 16px; }
.catalogue-heading > p:not(.catalogue-eyebrow) { color: var(--slate); font-size: 18px; }
.catalogue-heading .catalogue-details { font-size: 16px !important; }
.catalogue-heading .tool-search { margin-top: 24px; }
.tool-search button { border: 0; }
.catalogue-categories { padding: 24px 0 32px; border-top: 1px solid var(--border); }
.catalogue-categories h2, .catalogue-results h2 { font-size: 24px; margin: 0 0 20px; }
.catalogue-category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 18px; }
.catalogue-category-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 24px; color: var(--ink); display: flex; flex-direction: column; align-items: flex-start; }
.catalogue-category-card > i { color: var(--blue); font-size: 26px; margin-bottom: 16px; }
.catalogue-category-card h3 { font-size: 21px; }
.catalogue-category-card p { color: var(--slate); flex: 1; }
.catalogue-category-card > span { color: var(--blue); font-size: 14px; font-weight: 700; }
.catalogue-category-card:hover { border-color: var(--blue); }
.catalogue-results { border-top: 1px solid var(--border); padding-top: 28px; }
.catalogue-results-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 20px; overflow-wrap: anywhere; }
.catalogue-results-heading > span { color: var(--muted); white-space: nowrap; }
.catalogue-tool-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr)); gap: 18px; }
.catalogue-tool-card { padding: 24px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); display: flex; flex-direction: column; overflow-wrap: anywhere; }
.catalogue-tool-category { color: var(--muted); font-size: 13px; margin-bottom: 12px; }
.catalogue-tool-card h3 { font-size: 21px; margin-bottom: 10px; }
.catalogue-tool-card h3 a { color: var(--ink); }
.catalogue-tool-card h3 a:hover { color: var(--blue); }
.catalogue-tool-card p { color: var(--slate); flex: 1; }
.catalogue-tool-card .category-link { margin-top: 10px; }
.catalogue-empty { padding: 40px 24px; border: 1px dashed var(--border); border-radius: 10px; background: var(--surface); margin: 20px 0; }
.catalogue-empty p, .catalogue-link-unavailable { color: var(--muted); }
* { box-sizing: border-box; }
html { min-height: 100%; scroll-behavior: smooth; }
body { min-height: 100vh; margin: 0; background: var(--cloud); color: var(--ink); font-family: "Inria Sans", Arial, sans-serif; font-size: 16px; line-height: 1.45; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: #1d4ed8; }
button, input { font: inherit; }
:focus-visible { outline: 3px solid var(--focus); outline-offset: 3px; }
.site-header { background: rgba(248,250,252,.96); border-bottom: 1px solid var(--border); }
.site-nav { width: min(calc(100% - 48px), var(--content)); min-height: 96px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); font-size: 28px; font-weight: 700; letter-spacing: -.04em; }
.brand:hover { color: var(--ink); }
.brand img { width: 56px; height: 38px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 40px; }
.nav-links > a, .nav-dropdown > button { color: var(--ink); font-weight: 400; }
.nav-dropdown { position: relative; }
.nav-dropdown > button, .theme-toggle, .mobile-nav-toggle { background: none; border: 0; color: var(--ink); padding: 0; }
.nav-dropdown > button i { margin-left: 5px; font-size: 12px; }
.nav-dropdown-menu { position: absolute; z-index: 10; right: 0; top: calc(100% + 14px); display: none; width: 190px; padding: 8px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: 0 14px 35px rgba(15,23,42,.1); }
.nav-dropdown.open .nav-dropdown-menu { display: grid; }
.nav-dropdown-menu a { padding: 9px 11px; border-radius: 6px; color: var(--ink); }
.nav-dropdown-menu a:hover { background: var(--cloud); }
.theme-toggle { width: 42px; height: 42px; border: 1px solid var(--border); border-radius: 7px; font-size: 20px; }
.mobile-nav-toggle { display: none; font-size: 28px; }
.site-main, .site-footer { width: min(calc(100% - 48px), var(--content)); margin-inline: auto; }
.hero { padding: 34px 0 30px; border-bottom: 1px solid var(--border); }
.hero-copy { max-width: 760px; }
.hero h1 { margin: 0; font-size: clamp(52px,4.4vw,64px); line-height: .98; font-weight: 700; letter-spacing: -.045em; }
.hero h1 span { color: var(--blue); }
.hero-copy p { margin: 18px 0 22px; color: var(--slate); font-size: 19px; }
.tool-search { max-width: 770px; display: grid; grid-template-columns: 42px 1fr auto; align-items: center; }
.tool-search > i { z-index: 1; grid-column: 1; grid-row: 1; margin-left: 17px; font-size: 20px; }
.tool-search input { grid-column: 1 / 3; grid-row: 1; width: 100%; height: 54px; padding: 0 18px 0 48px; border: 1px solid #cbd5e1; border-radius: 7px; background: var(--surface); color: var(--ink); }
.tool-search input:focus { border-color: var(--blue); outline: 3px solid var(--focus); }
.button-primary { grid-column: 3; margin-left: 14px; padding: 16px 23px; border-radius: 6px; background: var(--blue); color: #fff; font-weight: 700; white-space: nowrap; }
.button-primary:hover { background: #1d4ed8; color: #fff; }
.search-results { max-width: 620px; margin-top: 8px; overflow: hidden; border: 1px solid var(--border); border-radius: 8px; background: var(--surface); box-shadow: 0 12px 30px rgba(15,23,42,.1); }
.search-results a { display: flex; justify-content: space-between; gap: 20px; padding: 11px 14px; border-bottom: 1px solid var(--border); color: var(--ink); }
.search-results a:last-child { border-bottom: 0; }
.search-results a:hover, .search-results a:focus { background: #eff6ff; }
.search-results span, .search-empty { color: var(--muted); font-size: 14px; }
.search-empty { padding: 14px; }
.tools-directory { padding: 20px 0 24px; border-bottom: 1px solid var(--border); }
.tools-directory > h2 { margin: 0 0 14px; padding-bottom: 12px; border-bottom: 1px solid var(--border); font-size: 23px; font-weight: 700; }
.category-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 42px; }
.tool-category { --category: var(--blue); min-width: 0; padding: 11px 0 0 20px; border-left: 4px solid var(--category); display: flex; flex-direction: column; }
.category-text, .category-network { --category: var(--cyan); }
.directory-count { color: var(--muted); font-size: 14px; font-weight: 400; }
.tools-directory h2 .directory-count { margin-left: 12px; }
.tool-link-unavailable { padding: 6px 0; }
.category-images { --category: var(--amber); }
.tool-category h3 { display: flex; align-items: center; gap: 12px; margin: 0 0 8px; font-size: 18px; font-weight: 700; }
.tool-category h3 i { font-size: 22px; }
.tool-category ul { flex: 1; margin: 0; padding: 0; list-style: none; }
.tool-category li { border-bottom: 1px solid var(--border); }
.tool-category li a { display: block; padding: 6px 0; color: var(--ink); }
.tool-category li a:hover strong { color: var(--blue); }
.tool-category strong, .tool-category span { display: block; }
.tool-category strong { font-size: 15px; font-weight: 700; }
.tool-category span { color: var(--muted); font-size: 13px; line-height: 1.25; }
.category-link { display: inline-flex; align-items: center; gap: 8px; margin-top: 16px; font-size: 14px; }
.recent-tools { min-height: 102px; padding: 24px 0; border-bottom: 1px solid var(--border); display: grid; grid-template-columns: 190px 1fr auto; align-items: center; gap: 28px; }
.recent-tools h2 { margin: 0; display: flex; align-items: center; gap: 12px; font-size: 18px; white-space: nowrap; }
.recent-tools h2 i { color: var(--blue); font-size: 24px; }
.recent-tools ul { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: repeat(4,1fr); }
.recent-tools li { padding: 0 20px; border-left: 1px solid var(--border); }
.recent-tools li a { color: var(--ink); }
.recent-tools strong, .recent-tools span { display: block; }
.recent-tools strong { font-size: 14px; }
.recent-tools span { color: var(--muted); font-size: 12px; }
.recent-tools > a { white-space: nowrap; font-size: 14px; }
.privacy-callout { margin: 34px 0 70px; padding: 28px; border: 1px solid var(--border); border-radius: 8px; background: rgba(255,255,255,.48); display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 28px; }
.privacy-icon { width: 78px; height: 78px; display: grid; place-items: center; border: 1px solid rgba(6,182,212,.55); border-radius: 50%; color: var(--cyan); font-size: 39px; }
.privacy-callout h2 { margin: 0 0 5px; font-size: 25px; font-weight: 700; }
.privacy-callout p { margin: 0; color: var(--slate); }
.privacy-callout > a { white-space: nowrap; }
.site-footer { padding: 28px 0; border-top: 1px solid var(--border); display: flex; justify-content: space-between; color: var(--muted); }
.site-footer p { margin: 0; }
.site-footer > div { display: flex; gap: 16px; }
.footer-brand { color: var(--ink); font-weight: 700; }
body:not(.home-page) .site-main { padding-block: 40px 80px; }
body:not(.home-page) .site-main > * { max-width: 980px; }
body.dark-theme { --ink:#f8fafc; --slate:#cbd5e1; --muted:#94a3b8; --cloud:#0f172a; --surface:#162136; --border:#2b3950; }
body.dark-theme .site-header { background: rgba(15,23,42,.96); }
body.dark-theme .privacy-callout { background: rgba(22,33,54,.5); }
body.dark-theme .search-results a:hover, body.dark-theme .search-results a:focus { background:#1e293b; }
@media (max-width: 980px) {
  .site-nav { min-height: 78px; }
  .mobile-nav-toggle { display: block; }
  .nav-links { display: none; position: absolute; z-index: 20; left: 24px; right: 24px; top: 70px; padding: 18px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); box-shadow: 0 14px 35px rgba(15,23,42,.12); align-items: stretch; gap: 4px; }
  .nav-links.open { display: grid; }
  .nav-links > a, .nav-dropdown > button { display: block; width: 100%; padding: 10px; text-align: left; }
  .nav-dropdown-menu { position: static; width: 100%; margin-top: 4px; box-shadow: none; }
  .theme-toggle { margin: 8px 10px; }
  .category-grid { grid-template-columns: repeat(2,1fr); row-gap: 34px; }
  .recent-tools { grid-template-columns: 1fr; gap: 18px; }
  .recent-tools ul { grid-template-columns: repeat(2,1fr); row-gap: 16px; }
  .privacy-callout { grid-template-columns: auto 1fr; }
  .privacy-callout > a { grid-column: 2; }
}
@media (max-width: 640px) {
  .site-nav, .site-main, .site-footer { width: min(calc(100% - 32px),var(--content)); }
  .brand { font-size: 23px; }
  .brand img { width: 46px; height: 32px; }
  .hero { padding-top: 36px; }
  .hero h1 { font-size: 46px; }
  .hero-copy p { font-size: 17px; }
  .tool-search { grid-template-columns: 42px 1fr; }
  .tool-search input { grid-column: 1 / 3; }
  .button-primary { grid-column: 1 / 3; margin: 12px 0 0; text-align: center; }
  .category-grid { grid-template-columns: 1fr; gap: 30px; }
  .recent-tools ul { grid-template-columns: 1fr; }
  .recent-tools li { padding: 10px 0; border-left: 0; border-bottom: 1px solid var(--border); }
  .privacy-callout { grid-template-columns: 1fr; }
  .privacy-callout > a { grid-column: 1; white-space: normal; }
  .site-footer { display: grid; gap: 12px; }
  .site-footer > div { display: grid; gap: 2px; }
}