:root {
  --red-black: #140F10;
  --bronze-white: #F8F5F0;
  --bronze: #A68A68;
  --navy: #081321;
  --paper: var(--bronze-white);
  --ink: var(--red-black);
  --rule: color-mix(in srgb, var(--ink) 18%, transparent);
  color-scheme: light;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body { margin: 0; line-height: 1.6; }
.home { min-height: 100vh; min-height: 100svh; display: flex; flex-direction: column; }
a { color: inherit; text-underline-offset: .2em; }
a:hover { text-decoration-thickness: 2px; }
a:focus-visible { outline: 3px solid var(--ink); outline-offset: 5px; border-radius: 3px; }
.skip-link { position: absolute; z-index: 10; left: 16px; top: -100px; padding: 12px 18px; background: var(--ink); color: var(--paper); }
.skip-link:focus { top: 12px; }
.site-header { border-bottom: 1px solid var(--rule); }
.site-nav { width: min(100% - 48px, 1152px); margin: auto; display: flex; flex-wrap: wrap; gap: 12px 32px; align-items: center; justify-content: space-between; padding: 20px 0; }
.brand { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.wordmark { display: block; width: 320px; max-width: 100%; aspect-ratio: 1149 / 136; background: var(--bronze); -webkit-mask: url('/assets/wordmark.svg?v=6a7c3572fa97') center / contain no-repeat; mask: url('/assets/wordmark.svg?v=6a7c3572fa97') center / contain no-repeat; }
.nav-links { display: flex; flex-wrap: wrap; gap: 4px 20px; }
.nav-links a { display: inline-flex; min-height: 44px; align-items: center; border-bottom: 2px solid transparent; font-size: .9rem; text-decoration: none; }
.nav-links a[aria-current] { border-color: var(--ink); font-weight: 650; }

.home-hero {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 64px 24px;
}

.principles { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: .35em .65em; max-width: 1120px; margin: 0; text-align: center; font-size: clamp(1.25rem, 2.5vw, 2rem); font-weight: 400; line-height: 1.6; letter-spacing: .015em; }
.principles > span { white-space: nowrap; }
.ellipsis { font-weight: 300; }

.screen-reader {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.donate {
  color: var(--ink);
  font-size: 1rem;
  line-height: 1.5;
  padding: 12px 20px;
  text-underline-offset: 4px;
}

.library { width: min(100% - 48px, 1040px); margin: auto; padding: clamp(28px, 6vw, 64px) 0 80px; }
.breadcrumbs { margin: 0 0 30px; font-size: .875rem; }
.breadcrumbs ol { list-style: none; display: flex; flex-wrap: wrap; gap: 8px 12px; margin: 0; padding: 0; }
.breadcrumbs li + li::before { content: "/"; margin-right: 12px; opacity: .45; }
.page-heading { margin-bottom: 40px; }
.page-heading h1 { font-weight: 450; font-size: clamp(2rem, 4.5vw, 2.8rem); line-height: 1.2; letter-spacing: -.025em; margin: 0 0 16px; }
.page-heading p { max-width: 44rem; margin: 0; font-size: 1.05rem; }
.category-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 210px), 240px)); gap: 24px; }
.category-tile { display: flex; flex-direction: column; align-items: center; gap: 20px; padding: 28px 20px; border: 1px solid var(--rule); border-radius: 24px; text-align: center; text-decoration: none; }
.category-tile:hover { border-color: var(--ink); }
.category-icon { display: grid; place-items: center; width: 104px; height: 104px; border-radius: 26px; background: var(--bronze); }
.category-icon svg { width: 62px; height: 62px; }
.category-label { font-weight: 650; font-size: 1rem; }
.guide-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 310px), 1fr)); gap: 24px; }
.guide-card { border: 1px solid var(--rule); border-radius: 16px; padding: 28px; display: flex; flex-direction: column; align-items: start; }
.guide-kind { margin: 0 0 12px; font-size: .8rem; font-weight: 650; letter-spacing: .05em; text-transform: uppercase; }
.guide-card h2 { margin: 0 0 14px; font-size: 1.4rem; font-weight: 500; line-height: 1.3; letter-spacing: -.015em; }
.guide-card p { margin: 0 0 16px; }
.guide-details { display: flex; flex-wrap: wrap; gap: 8px 18px; margin: 0 0 22px; padding: 0; list-style: none; font-size: .85rem; }
.guide-region { font-size: .875rem; }
.download-list { display: flex; flex-direction: column; gap: 12px; margin-top: auto; padding-top: 8px; width: 100%; }
.download-link { display: flex; min-height: 48px; padding: 12px 14px; gap: 8px; justify-content: space-between; align-items: center; border: 1px solid var(--ink); border-radius: 8px; font-size: .9rem; font-weight: 600; text-decoration: none; }
.download-link:hover { background: var(--ink); color: var(--paper); }
.format-details { margin: 6px 0 0 !important; font-size: .78rem; }
.print-note { font-size: .8rem; margin-top: 24px !important; margin-bottom: 0 !important; }
.empty-library { max-width: 42rem; }

@media (max-width: 520px) {
  .site-nav { width: calc(100% - 32px); gap: 6px 16px; padding: 12px 0; }
  .brand { flex-basis: 100%; }
  .wordmark { width: min(288px, calc(100vw - 32px)); }
  .principles { flex-direction: column; gap: .45em; }
  .home-hero { padding: 48px 16px; }
  .nav-links { gap: 22px; }
  .library { width: calc(100% - 32px); }
  .guide-card { padding: 22px; }
  .breadcrumbs { margin-bottom: 24px; }
  .page-heading { margin-bottom: 28px; }
}

@media print {
  .site-header, .breadcrumbs, .skip-link { display: none; }
  .guide-card { break-inside: avoid; }
}

.donate:focus-visible {
  outline: 2px solid currentColor;
  outline-offset: 4px;
}