*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f7f9f8;color:#20302b;font:18px/1.65 system-ui,-apple-system,sans-serif}a{color:#145d48;text-underline-offset:3px}a:focus-visible,button:focus-visible{outline:3px solid #c27a2b;outline-offset:3px}.shell{max-width:980px;margin:auto;padding:0 24px}header{background:#fff;border-bottom:1px solid #d7e1db}.top{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 0}.brand{font-size:1.6rem;font-weight:750;text-decoration:none;color:#153e32}.nav{display:flex;gap:10px;flex-wrap:wrap;padding-bottom:18px}.nav a,.button{display:inline-block;padding:9px 14px;border:1px solid #bfd1c7;border-radius:8px;text-decoration:none;background:white;color:#174d3d}.nav a[aria-current=page]{background:#174d3d;color:white}.hero{padding:55px 0 30px}h1{font-size:clamp(2rem,5vw,3rem);line-height:1.2;margin:0 0 18px}h2{line-height:1.3}.lead{max-width:720px;font-size:1.12rem}.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:18px;margin:25px 0 50px}.card{background:white;border:1px solid #dce6df;border-radius:12px;padding:22px}.card h2{font-size:1.24rem;margin:0 0 12px}.muted{color:#53675d}footer{margin-top:70px;border-top:1px solid #d7e1db;padding:25px 0;font-size:.9rem}.notice{background:#edf5f0;border-left:4px solid #2b795b;padding:18px 22px;margin:25px 0}.search{display:flex;gap:8px;flex-wrap:wrap}.search input{flex:1;min-width:190px;padding:12px;font:inherit;border:1px solid #a9bfb3;border-radius:8px}.search button{padding:12px 18px;background:#174d3d;color:white;border:0;border-radius:8px;font:inherit}ul{padding-left:24px}@media(max-width:550px){.shell{padding:0 18px}.nav{gap:7px}.nav a{font-size:.89rem;padding:7px 9px}}
/* 22a: preserve palette, improve small-screen navigation and search layout */
.top{min-height:70px}.nav a{line-height:1.35}.search{align-items:end}.search label{flex-basis:100%;display:block}.search input{width:0}.search button{cursor:pointer}.search-results{margin-top:18px}.search-results ul{list-style:none;padding:0;margin:10px 0}.search-results li{padding:10px 0;border-bottom:1px solid #d7e1db}
@media(max-width:550px){body{font-size:17px;line-height:1.55}.top{padding:15px 0}.brand{font-size:1.5rem}.nav{gap:8px;padding-bottom:14px}.nav a{font-size:.95rem;padding:8px 10px}.hero{padding:32px 0 20px}h1{font-size:clamp(1.9rem,7vw,2.5rem)}.grid{grid-template-columns:1fr;gap:12px}.card{padding:18px}.search{gap:9px}.search input{min-width:0;flex:1 1 55%}.search button{padding:12px 14px;flex:0 0 auto}}

/* 77a: readable section-search result descriptions */
.search-results li { margin-bottom: .8rem; }
.search-results .result-detail { display: block; margin-top: .15rem; color: #4d6256; font-size: .94rem; line-height: 1.45; }

/* Build 88a: keyboard-accessible skip navigation and focus indicators. */
.skip-link{position:absolute;left:1rem;top:-6rem;z-index:1000;background:#fff;color:#143f31;padding:.7rem 1rem;border:2px solid #143f31;border-radius:.35rem}
.skip-link:focus{top:1rem}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #b65c00;outline-offset:3px}