.standards-library{--reference-navy:#102e47;--reference-teal:#007b80;--reference-cream:#f7f6ef;--reference-line:#d5e0df;color:var(--reference-navy)}
.reference-hero{display:grid;grid-template-columns:1.35fr .8fr;gap:clamp(30px,5vw,76px);align-items:center;padding-top:66px;padding-bottom:50px}
.reference-hero h1{font-size:clamp(40px,4.8vw,68px);line-height:1.04;letter-spacing:-.04em;margin:0 0 25px}
.reference-hero h1 em{font-style:normal;color:var(--reference-teal)}
.reference-hero .reference-lead{font-size:21px;line-height:1.5;max-width:44ch;color:var(--reference-navy);margin:0 0 18px}
.reference-hero>div>p:not(.eyebrow):not(.reference-lead){font-size:16px;line-height:1.75;max-width:60ch;color:#526975;margin:0}
.reference-hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:14px 25px;margin-top:27px}
.reference-hero aside{background:var(--reference-navy);color:#fff;border-radius:14px;padding:32px;border-top:4px solid #b6cb86}
.reference-hero aside .eyebrow{color:#c9dda5}
.reference-hero aside h2{font-size:34px;line-height:1.08;letter-spacing:-.025em;margin:0 0 22px;color:white}
.reference-hero aside ol{margin:0 0 22px;padding-left:21px;display:grid;gap:13px}
.reference-hero aside li{padding-left:6px;font-size:14px;line-height:1.55;color:#e1ebee}
.reference-hero aside li::marker{color:#b6cb86;font-weight:700}
.reference-hero aside>p:last-child{border-top:1px solid #ffffff30;padding-top:18px;margin:0;color:#bfd0d8;font-size:12px;line-height:1.65}
.reference-orientation{padding-top:30px;padding-bottom:31px;background:var(--reference-cream);border-top:1px solid #e6e4d8;border-bottom:1px solid #e6e4d8}
.reference-orientation h2{font-size:25px;line-height:1.25;letter-spacing:-.02em;margin:0 0 12px;max-width:45ch}
.reference-orientation p{font-size:14px;line-height:1.8;color:#506670;max-width:105ch;margin:0}
.reference-levels{padding-top:52px;padding-bottom:48px;scroll-margin-top:115px}
.reference-level-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:17px}
.reference-level-grid article{border:1px solid var(--reference-line);border-radius:8px;padding:23px;background:#fff}
.reference-level-grid h3{font-size:22px;line-height:1.2;letter-spacing:-.02em;margin:0 0 14px}
.reference-level-grid p{font-size:14px;line-height:1.65;color:#526975;margin:0 0 15px}
.reference-level-grid .reference-level-question{font-size:13px;color:var(--reference-navy);border-top:1px solid #e3ebeb;padding-top:13px}
.reference-level-grid a{font-size:12px;font-weight:700;line-height:1.6;color:var(--reference-teal);text-decoration:none;display:inline-block;padding:5px 0}
.reference-level-grid a:hover{text-decoration:underline;text-underline-offset:3px}
.reference-browser{padding-top:45px;scroll-margin-top:110px}
.reference-controls{display:grid;grid-template-columns:1.25fr .8fr;gap:18px 24px;padding:24px;border-radius:10px;background:#edf4f3;margin:0 0 20px}
.reference-controls[hidden]{display:none}
.reference-controls label{display:block;font-size:12px;font-weight:700;margin-bottom:8px;color:var(--reference-navy)}
.reference-controls input,.reference-controls select{width:100%;min-width:0;min-height:48px;padding:12px 14px;border:1px solid #a8c2c2;border-radius:5px;background:#fff;color:var(--reference-navy);font:inherit;font-size:14px}
.reference-control-actions{grid-column:1/-1;display:flex;flex-wrap:wrap;gap:9px}
.reference-control-actions button{border:1px solid #9ab9b9;border-radius:5px;background:transparent;color:#165a61;padding:10px 13px;min-height:42px;font:inherit;font-size:12px;font-weight:700;cursor:pointer}
.reference-control-actions button:hover{background:#dfeceb}
.reference-result-count{font-size:12px;color:#566e78;margin:0 0 25px}
.reference-group{margin-bottom:38px}
.reference-group[hidden],.reference-topic[hidden],.reference-no-results[hidden]{display:none}
.reference-group-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin:0 0 14px;border-bottom:2px solid #6b9b9d;padding-bottom:13px}
.reference-group-heading h3{font-size:26px;line-height:1.2;letter-spacing:-.025em;margin:0}
.reference-group-heading p{font-size:12px;line-height:1.6;color:#637981;margin:0;max-width:49ch}
.reference-topic{border-bottom:1px solid var(--reference-line);scroll-margin-top:115px}
.reference-topic summary{display:grid;grid-template-columns:minmax(0,1fr) 24px;gap:20px;align-items:center;padding:21px 4px;cursor:pointer;list-style:none}
.reference-topic summary::-webkit-details-marker{display:none}
.reference-type{display:block;color:#52736e;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.09em;line-height:1.5;margin:0 0 6px}
.reference-topic summary strong{display:block;font-size:23px;font-weight:500;line-height:1.3;letter-spacing:-.015em;color:var(--reference-navy)}
.reference-teaser{display:block;font-size:14px;line-height:1.65;color:#526975;margin-top:7px;max-width:85ch}
.reference-toggle{font-size:28px;font-weight:400;color:var(--reference-teal);line-height:1;transition:transform .18s ease}
.reference-topic[open] .reference-toggle{transform:rotate(45deg)}
.reference-topic[open] summary{padding-bottom:17px}
.reference-topic-body{padding:0 4px 26px}
.reference-explanation{display:grid;grid-template-columns:1fr 1fr;gap:30px;background:#f4f7f6;padding:22px;border-radius:7px}
.reference-explanation h4{font-size:13px;margin:0 0 9px;color:var(--reference-navy)}
.reference-explanation p{font-size:14px;line-height:1.75;color:#4c626c;margin:0}
.reference-question{padding:18px 20px;border-left:3px solid #94b866;margin-top:17px;background:#f4f7ed}
.reference-question>span{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#4f6b32}
.reference-question p{font-size:16px;line-height:1.6;color:var(--reference-navy);margin:7px 0 0}
.reference-source-links{display:flex;flex-wrap:wrap;align-items:baseline;gap:8px 20px;margin:18px 0 9px}
.reference-source-links>span{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:#647b83}
.reference-source-links a{display:inline-block;font-size:12px;line-height:1.6;color:var(--reference-teal);padding:6px 0;text-decoration:none}
.reference-source-links a:hover,.reference-training-link:hover{text-decoration:underline;text-underline-offset:3px}
.reference-training-link{display:inline-flex;gap:9px;align-items:center;min-height:44px;font-size:13px;font-weight:700;line-height:1.5;color:var(--reference-navy);text-decoration:none}
.reference-source-note{font-size:12px;line-height:1.75;color:#637981;border-top:1px solid var(--reference-line);padding-top:21px;max-width:110ch;margin:0}
.reference-no-results{padding:28px;background:var(--reference-cream);border-radius:7px;font-size:15px;line-height:1.7}
.reference-invitation{padding-top:44px;padding-bottom:68px}
.reference-invitation h2{font-size:clamp(36px,4vw,54px);line-height:1.07;letter-spacing:-.035em;margin:0 0 22px}
.reference-invitation>p:not(.eyebrow){font-size:17px;line-height:1.75;max-width:73ch;color:#506670;margin:0 0 25px}
.reference-invitation>div{display:flex;align-items:center;flex-wrap:wrap;gap:15px 25px}
.reference-sr{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.standards-library a:focus-visible,.standards-library button:focus-visible,.standards-library input:focus-visible,.standards-library select:focus-visible,.standards-library summary:focus-visible{outline:3px solid #dc7c2e;outline-offset:4px}
@media(max-width:1000px){.reference-hero{gap:30px}.reference-hero aside{padding:26px}.reference-hero h1{font-size:48px}.reference-level-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.reference-group-heading{display:block}.reference-group-heading p{margin-top:7px;max-width:none}}
@media(max-width:700px){.reference-hero{grid-template-columns:1fr;padding-top:36px;padding-bottom:34px;gap:28px}.reference-hero h1{font-size:clamp(38px,9vw,54px)}.reference-hero .reference-lead{font-size:19px}.reference-hero aside h2 br{display:none}.reference-levels{padding-top:36px;padding-bottom:30px}.reference-level-grid{grid-template-columns:1fr}.reference-level-grid article{padding:21px}.reference-controls{grid-template-columns:1fr;padding:18px;gap:16px}.reference-control-actions{gap:8px}.reference-control-actions button{font-size:11px;padding:10px}.reference-browser{padding-top:35px}.reference-explanation{grid-template-columns:1fr;gap:19px;padding:19px}.reference-topic summary{gap:13px}.reference-topic summary strong{font-size:21px}.reference-teaser{font-size:13px}.reference-question p{font-size:15px}.reference-group-heading h3{font-size:24px}.reference-invitation{padding-top:30px;padding-bottom:45px}.reference-invitation>p:not(.eyebrow){font-size:16px}}
@media(prefers-reduced-motion:reduce){.standards-library *{transition:none!important;animation:none!important;scroll-behavior:auto!important}}
.reference-topic>summary{padding-right:8px}