:root{font-family:Inter,ui-sans-serif,system-ui,sans-serif;color:#183933;background:#f5f6f1;font-synthesis:none}*{box-sizing:border-box}body{margin:0}header{background:#143e35;color:#fff;min-height:80px;padding:20px max(24px,calc((100vw - 1160px)/2));display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{color:inherit;text-decoration:none;font-weight:750;letter-spacing:2px;white-space:nowrap}.brand span{font-weight:400;letter-spacing:0;opacity:.8}.account{display:flex;align-items:center;gap:16px;font-size:14px}main{max-width:1160px;margin:auto;padding:32px 24px}h1{font-size:clamp(30px,4vw,46px);font-weight:650;letter-spacing:-1.4px;line-height:1.15;margin:18px 0}h2{font-size:21px;line-height:1.3}h3{font-size:14px;color:#526a62}p{line-height:1.65;white-space:pre-wrap;overflow-wrap:anywhere}button,.primary{font:inherit;cursor:pointer;min-height:44px;padding:11px 17px;border:1px solid #b7c8bd;border-radius:8px;background:#fff;color:#183933;text-decoration:none;font-weight:600}button:hover{background:#eaf1e7}button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible,a:focus-visible{outline:3px solid #bc7a1f;outline-offset:3px}button.primary,.primary{background:#235c49;color:#fff;border-color:#235c49}button:disabled{opacity:.5;cursor:not-allowed}.eyebrow,.tag{text-transform:uppercase;font-size:11px;font-weight:700;letter-spacing:1.2px;color:#5d7065}.tag{display:inline-block;border-radius:5px;background:#edf2e9;padding:6px 9px}nav,.actions,.tabs{display:flex;gap:10px;flex-wrap:wrap}nav{border-bottom:1px solid #d2ddd1;padding:22px 0;margin-bottom:28px}nav button{background:transparent;border:0}section{margin:24px 0}.heading,.toolbar{display:flex;align-items:center;justify-content:space-between;gap:24px}.toolbar{margin:28px 0}.tabs button[aria-pressed=true]{background:#dce8d9;border-color:#67876e}.search{max-width:350px;flex:1}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(285px,1fr));gap:18px}article,.content{border:1px solid #d6dfd1;border-radius:14px;background:#fff;padding:24px;margin-bottom:16px}article h2{margin:15px 0 8px}article p{color:#526a62}.editor{max-width:780px}label{display:block;font-size:14px;font-weight:600;margin:18px 0 8px}input:not([type=checkbox]),textarea{display:block;width:100%;font:inherit;line-height:1.5;padding:12px;border:1px solid #a7bbac;border-radius:7px;background:#fff;color:#183933;margin-top:7px}textarea{resize:vertical;min-height:46px}.check{display:flex;align-items:flex-start;gap:10px;line-height:1.7}.check input{width:20px;height:20px;flex-shrink:0}fieldset{border:0;padding:0;min-width:0}details{border-top:1px solid #d2ddd1;padding:18px 0;margin:20px 0}summary{cursor:pointer;min-height:36px;font-weight:600}pre{white-space:pre-wrap;word-break:break-word;font-size:12px;line-height:1.7;background:#f3f5f0;padding:16px}small{display:block;overflow-wrap:anywhere;color:#637267}.notice{background:#e8efde;border-left:3px solid #648747;padding:15px 20px;line-height:1.7}.alert{background:#fff0e9;border-left:3px solid #a44325;padding:16px;line-height:1.7}footer{color:#68786d;font-size:12px;line-height:1.8;border-top:1px solid #d2ddd1;padding-top:20px;margin-top:60px}.hero{max-width:800px;padding:35px 0}.hero p{font-size:19px}.lead{font-size:20px}.actions{margin-top:20px}@media(max-width:600px){header{padding:18px;align-items:flex-start;flex-direction:column;gap:12px;min-height:70px}.account{width:100%;justify-content:space-between}main{padding:24px 18px}.heading,.toolbar{align-items:stretch;flex-direction:column;gap:12px}.search{max-width:none}.grid{grid-template-columns:1fr}article,.content{padding:20px}h1{letter-spacing:-.8px}.actions button{flex:1}.eyebrow{font-size:10px}}
nav button[aria-current=page]{background:#dce8d9;color:#143e35;box-shadow:inset 0 -3px #235c49}.subtle{font-size:14px;color:#5d7065}.attention{border-radius:10px;padding:12px 18px;background:#fff0d5}.overview{margin-top:28px}article button{margin-top:16px}section>button+button{margin-left:8px}input[type=checkbox]{accent-color:#235c49}nav button:last-child{margin-left:auto;font-size:13px}.content>summary{font-size:16px}@media(max-width:600px){nav{gap:2px}nav button{padding:10px 12px}nav button:last-child{margin-left:0}section>button+button{margin:8px 0}.brand{font-size:16px}}

.overview{grid-template-columns:repeat(2,minmax(0,1fr))}select{display:block;padding:12px;font:inherit;width:100%;border:1px solid #a7bbac;border-radius:7px;margin-top:7px;background:white;color:#183933}@media(max-width:600px){.overview{grid-template-columns:1fr}}

section>button{margin-right:8px}section>button+article{margin-top:18px}footer details{font-size:12px;border:0;margin:8px 0;padding:0}

.reference-title{font-size:20px;color:#183933;overflow-wrap:anywhere}.attention button{margin-left:12px}.notice ul{padding-left:22px;line-height:1.8}.grid article{min-width:0}.grid h2{overflow-wrap:anywhere}

/* Dense, accessible library: whole-row buttons, bounded pages, no card wall. */
.catalog-search{margin-top:24px}.catalog-search input{font-size:16px}.catalog-filters{display:flex;gap:14px;align-items:end;flex-wrap:wrap}.catalog-filters label{flex:1;min-width:170px}.catalog-filters button{margin-bottom:8px}.catalog-summary{display:flex;justify-content:space-between;align-items:center;gap:16px;margin:12px 0}.catalog-summary button{font-size:13px;background:transparent}.component-list{border:1px solid #d6dfd1;border-radius:10px;overflow:hidden;background:white}.component-list:empty{display:none}.component-row{border:0;border-bottom:1px solid #d6dfd1;border-radius:0;width:100%;display:grid;grid-template-columns:minmax(0,1fr) 240px 12px;gap:20px;text-align:left;align-items:center;padding:17px 20px;font-weight:400}.component-row:last-child{border-bottom:0}.component-row:focus-visible{outline-offset:-4px}.component-copy{min-width:0}.component-copy strong{display:block;font-size:17px;overflow-wrap:anywhere}.component-purpose{display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:#526a62;font-size:14px;line-height:1.5;margin-top:5px;overflow-wrap:anywhere}.component-meta{display:flex;align-items:flex-start;flex-direction:column;gap:8px;font-size:12px;color:#526a62}.component-meta .tag{font-size:10px;letter-spacing:.6px}.pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:20px}.heading h1{font-size:32px}.heading p{margin-bottom:0}select:focus-visible{outline:3px solid #bc7a1f;outline-offset:3px}@media(max-width:600px){.catalog-filters{gap:8px}.catalog-filters label{min-width:140px;margin-top:8px}.catalog-summary{align-items:flex-start;flex-direction:column;gap:0}.component-row{grid-template-columns:minmax(0,1fr) 12px;gap:10px;padding:16px}.component-meta{grid-row:2;grid-column:1;flex-direction:row;align-items:center;flex-wrap:wrap}.component-row>span:last-child{grid-column:2;grid-row:1/3}.pagination{gap:8px;font-size:13px}.pagination button{padding:10px}.heading h1{margin-bottom:6px}}
@media(max-width:600px){header{flex-direction:row;align-items:center;min-height:64px;padding:12px 18px;gap:8px}.account{width:auto}.account>span{display:none}.account button{padding:9px 12px;font-size:13px}.brand{font-size:14px;letter-spacing:1px}main{padding-top:18px}nav{flex-wrap:nowrap;overflow-x:auto;padding:12px 0;margin-bottom:16px;gap:0}nav button{white-space:nowrap;flex-shrink:0;font-size:13px;padding:10px}nav button:last-child{font-size:12px}section{margin:18px 0}.heading{gap:10px}.heading h1{font-size:28px;margin-top:8px}.heading p{font-size:14px}.tabs{gap:6px;flex-wrap:nowrap}.tabs button{font-size:13px;padding:10px;white-space:nowrap}.catalog-search{margin-top:16px}.catalog-summary{margin-top:6px}.catalog-summary p{margin:8px 0}.catalog-summary button{min-height:36px;padding:8px 0;border:0}.catalog-filters select{font-size:13px;padding:10px}.catalog-filters label{font-size:12px}}
@media(max-width:600px){.tabs{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));width:100%}.tabs button{min-width:0;white-space:normal;padding:8px;font-size:12px}}
/* Tier levels group references for navigation, not policy authority. */
.tier-list{margin-top:24px}.tier-level{display:grid;grid-template-columns:90px minmax(0,1fr);gap:20px;border-top:1px solid #cbd8ca;padding:18px 0;margin:0}.tier-level>h2{font-size:18px;margin:14px 0}.tier-row{display:grid;grid-template-columns:minmax(160px,1fr) minmax(0,2fr) 16px;width:100%;text-align:left;gap:18px;padding:16px;margin:0 0 8px;align-items:center}.tier-row-title strong{display:block;font-size:17px}.tier-row-title small{font-weight:400;margin-top:5px}.tier-excerpt{font-size:14px;line-height:1.5;font-weight:400;overflow-wrap:anywhere}.tier-difference{padding:4px 2px}.tier-guide{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.tier-guide article{margin:0;min-width:0}.tier-guide article h2{margin-top:0}.tier-guide h3{font-size:14px}.tier-guide p{font-size:14px;line-height:1.6}.tier-source,.tier-proposals{overflow-wrap:anywhere}.tier-proposals>summary{font-size:18px}.tier-source pre{max-height:420px;overflow:auto}
@media(max-width:600px){.tier-level{grid-template-columns:minmax(0,1fr);gap:8px;padding:14px 0}.tier-level>h2{margin:0}.tier-row{grid-template-columns:minmax(0,1fr) 16px;gap:8px;padding:14px}.tier-excerpt{grid-column:1;grid-row:2}.tier-row>span:last-child{grid-column:2;grid-row:1/3}.tier-guide{grid-template-columns:minmax(0,1fr)}.tier-row-title strong{font-size:16px}}