:root {
  --orange: #ff6400;
  --ink: #292d30;
  --muted: #667078;
  --line: #dfe3e6;
  --soft: #f4f5f5;
  --white: #ffffff;
  --max: 1120px;
}
* { box-sizing: border-box; }
html { color-scheme: light; scroll-behavior: smooth; }
body { margin: 0; background: var(--white); color: var(--ink); font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; line-height: 1.58; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .18em; }
a:hover { color: var(--orange); }
.shell { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.skip-link { position: absolute; left: -9999px; top: 0; }
.skip-link:focus { left: 1rem; top: 1rem; z-index: 100; background: var(--white); padding: .65rem 1rem; border: 2px solid var(--orange); }
.site-header { border-bottom: 1px solid var(--line); background: rgba(255,255,255,.96); position: sticky; top: 0; z-index: 20; }
.header-inner { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand { font-weight: 850; letter-spacing: -.055em; text-decoration: none; font-size: clamp(1.65rem, 3vw, 2.25rem); }
.brand span { color: var(--orange); }
.site-header nav, .site-footer nav { display: flex; flex-wrap: wrap; gap: .65rem 1.3rem; }
.site-header nav a, .site-footer nav a { text-decoration: none; }
.hero { padding: clamp(4.5rem, 12vw, 9rem) 0 clamp(3rem, 8vw, 6rem); }
.eyebrow { color: var(--orange); font-weight: 760; letter-spacing: .08em; text-transform: uppercase; font-size: .78rem; }
h1, h2, h3 { line-height: 1.13; letter-spacing: -.028em; }
h1 { font-size: clamp(2.6rem, 8vw, 6.6rem); margin: .35rem 0 1.1rem; max-width: 13ch; }
h2 { font-size: clamp(1.65rem, 4vw, 2.6rem); margin-top: 2.2rem; }
h3 { font-size: 1.15rem; margin-top: 1.8rem; }
.lead { max-width: 68ch; color: var(--muted); font-size: clamp(1.05rem, 2vw, 1.28rem); }
.search-panel { margin-top: 2.25rem; max-width: 860px; }
.search-form { display: grid; grid-template-columns: 1fr auto; border: 2px solid var(--ink); background: var(--white); }
.search-form:focus-within { border-color: var(--orange); box-shadow: 0 0 0 3px rgba(255,100,0,.16); }
.search-form input { border: 0; min-width: 0; padding: 1rem 1.15rem; font: inherit; font-size: 1.06rem; outline: 0; }
.search-form button, .button { border: 0; background: var(--orange); color: var(--white); padding: .95rem 1.35rem; font: inherit; font-weight: 760; cursor: pointer; text-decoration: none; display: inline-flex; align-items: center; justify-content: center; }
.search-form button:hover, .button:hover { color: var(--white); background: #dc5600; }
.section { padding: 3.5rem 0; border-top: 1px solid var(--line); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 1rem; }
.card { border: 1px solid var(--line); padding: 1.25rem; background: var(--white); }
.card p { color: var(--muted); margin-bottom: 0; }
.meta-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 2rem; }
.meta-grid div { background: var(--white); padding: 1rem; }
.meta-grid strong { display: block; font-size: 1.4rem; color: var(--orange); }
.prose { width: min(calc(100% - 2rem), 820px); margin: 0 auto; padding: 3.5rem 0 5rem; }
.prose h1 { font-size: clamp(2.25rem, 6vw, 4.5rem); max-width: none; }
.prose p, .prose li { max-width: 75ch; }
.prose address { font-style: normal; border-left: 4px solid var(--orange); padding-left: 1rem; }
.prose table { width: 100%; border-collapse: collapse; margin: 1.2rem 0; }
.prose th, .prose td { text-align: left; vertical-align: top; padding: .7rem; border-bottom: 1px solid var(--line); }
.notice { border: 1px solid var(--line); border-left: 4px solid var(--orange); padding: 1rem 1.15rem; background: var(--soft); }
.code { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; background: var(--soft); padding: .15rem .35rem; }
.catalog-list { display: grid; gap: .75rem; margin-top: 1.5rem; }
.catalog-item { border: 1px solid var(--line); padding: 1rem 1.15rem; }
.catalog-item h2 { margin: 0 0 .3rem; font-size: 1.1rem; }
.catalog-item p { margin: .2rem 0; color: var(--muted); }
.site-footer { background: var(--ink); color: var(--white); padding: 2.2rem 0 1.4rem; }
.footer-grid { display: grid; grid-template-columns: .7fr 1.3fr; gap: 2rem; }
.footer-note { color: #bfc5c9; border-top: 1px solid #454b4f; margin-top: 1.5rem; padding-top: 1rem; font-size: .88rem; }
@media (max-width: 760px) {
  .header-inner { align-items: flex-start; padding-block: .75rem; flex-direction: column; gap: .5rem; }
  .site-header { position: static; }
  .search-form { grid-template-columns: 1fr; }
  .grid-3, .meta-grid, .footer-grid { grid-template-columns: 1fr; }
}