/* Original directory design: cool ink, editorial rules, generous reading measure. */
:root{--ink:#142e2b;--muted:#536663;--paper:#fafbf8;--line:#d5ded7;--teal:#146555;--lime:#e7f2c8;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:24px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 Arial,Helvetica,sans-serif}a{color:var(--teal);text-underline-offset:4px}a:hover{text-decoration-thickness:2px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #b24918;outline-offset:4px}button,input,select{font:inherit}button,.button{display:inline-flex;align-items:center;justify-content:center;background:var(--teal);border:1px solid var(--teal);color:#fff;min-height:48px;padding:11px 22px;border-radius:5px;font-weight:700;text-decoration:none;cursor:pointer}button:hover,.button:hover{background:#0c493e}input,select{width:100%;min-width:0;padding:12px;border:1px solid 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h2{margin-bottom:10px}.intro{max-width:800px;color:var(--muted);margin-bottom:28px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.guide-tile{display:flex;justify-content:space-between;gap:24px;align-items:flex-start;border:1px solid var(--line);padding:20px;background:#fff;text-decoration:none;color:var(--ink);line-height:1.4;font-size:17px}.guide-tile:hover{background:var(--lime)}.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin-bottom:32px}.training-card{padding:28px;border:1px solid var(--line);border-radius:4px;background:var(--white);display:flex;flex-direction:column;min-width:0}.training-card .eyebrow{margin-bottom:12px;font-size:11px}.training-card h3 a,.training-card h2 a{color:var(--ink);text-decoration:none}.training-card h2{font-size:25px}.training-card p{color:var(--muted);font-size:16px}.card-foot{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:auto;padding-top:20px;font-size:14px}.chip{display:inline-block;font-size:12px;font-weight:700;border:1px solid var(--line);border-radius:30px;padding:4px 10px;color:var(--muted);white-space:normal}.workflow{margin:32px 0 48px;background:#eaf1ec;border:1px solid var(--line);padding:24px}.workflow img{width:100%;height:auto;display:block}.workflow figcaption{font-size:13px;color:var(--muted);margin-top:12px}.split-note{display:grid;grid-template-columns:1fr 1fr;gap:48px;border-top:1px solid var(--line);padding:48px 0 64px}.split-note h2{font-size:27px}.breadcrumbs{display:flex;gap:10px;flex-wrap:wrap;font-size:13px;line-height:1.5;padding-top:28px;overflow-wrap:anywhere}.page-opening{padding:40px 0 32px}.narrow{max-width:920px}.inline-actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap;margin:24px 0 12px}.pagination{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0;align-items:center}.pagination a,.pagination span{min-width:42px;min-height:44px;display:flex;justify-content:center;align-items:center;border:1px solid var(--line);padding:6px 12px;background:#fff;text-decoration:none}.pagination span{color:#fff;background:var(--teal)}.editorial{max-width:850px;padding:32px 0}.editorial section{margin-bottom:38px}.editorial ul{padding-left:24px}.editorial li{margin:12px 0}.example{padding:32px;background:var(--lime);border:1px solid #b8cc98;margin:24px 0}.example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:32px}.example-grid h3{font-size:20px}.example-grid p{font-size:16px}.facts{margin:20px 0;border-top:1px solid var(--line)}.facts>div{display:grid;grid-template-columns:210px minmax(0,1fr);gap:28px;padding:20px 0;border-bottom:1px solid var(--line)}.facts dt{font-weight:700}.facts dd{margin:0;overflow-wrap:anywhere}.fact-source{display:block;width:max-content;max-width:100%;font-size:13px;margin-top:10px}.end-action{padding:40px 0 60px;border-top:1px solid var(--line)}.search-controls{display:grid;grid-template-columns:2fr 1fr auto auto;gap:16px;align-items:end;margin:28px 0}.search-controls>a{padding:12px 0}#search-status{font-size:15px;font-weight:700}.empty-results{grid-column:1/-1;padding:36px;background:#fff;border:1px solid var(--line)}footer{margin-top:40px;padding:40px 0;background:#eaf1ec;border-top:1px solid var(--line)}.footer-inner{display:flex;justify-content:space-between;gap:48px;font-size:14px}.footer-inner p{margin-top:8px;color:var(--muted)}footer nav{display:flex;flex-wrap:wrap;align-content:flex-start;gap:18px}.sr-only{position:absolute;width:1px;height:1px;margin:-1px;overflow:hidden;clip:rect(0,0,0,0)}.skip{position:absolute;left:16px;top:-80px;background:#fff;padding:12px;z-index:10}.skip:focus{top:16px}.learning-feature{margin:24px 0 44px!important}.teaching-message h2{letter-spacing:normal}.teaching-learning-path span{overflow-wrap:anywhere}.teaching-cta{white-space:normal}
@media(max-width:900px){.header-inner{gap:20px;flex-wrap:wrap;padding:20px 0}.site-header nav{gap:18px}.hero{gap:28px;padding-top:45px;grid-template-columns:1.5fr 1fr}.guide-grid{grid-template-columns:repeat(2,1fr)}.search-controls{grid-template-columns:2fr 1fr}.search-controls button{width:max-content}.example-grid{grid-template-columns:1fr;gap:12px}.facts>div{grid-template-columns:160px minmax(0,1fr)}}
@media(max-width:600px){body{font-size:16px}.shell,.header-inner{width:calc(100% - 32px)}.header-inner{gap:16px}.wordmark{max-width:200px;font-size:19px}.site-header nav{order:3;flex-basis:100%;gap:20px;justify-content:space-between}.site-header nav a{font-size:13px}.search-link{margin-left:auto}.hero{grid-template-columns:1fr;padding:40px 0 32px;gap:26px}h1{font-size:38px}h2{font-size:28px}.lede{font-size:18px}.hero-note{transform:none;padding:24px}.hero-note ol{margin:12px 0}.search-form{flex-direction:column}.guide-grid,.cards,.split-note{grid-template-columns:1fr}.guide-tile{padding:18px}.training-card{padding:22px}.section{padding:32px 0}.section-heading{align-items:flex-start;flex-direction:column;gap:8px}.split-note{gap:32px;padding:32px 0}.workflow{padding:12px;margin:24px 0}.page-opening{padding:32px 0 24px}.facts>div{grid-template-columns:1fr;gap:8px}.example{padding:22px}.search-controls{grid-template-columns:1fr}.search-controls button{width:100%}.footer-inner{flex-direction:column;gap:20px}.teaching-learning-path{grid-template-columns:1fr!important}.pagination{gap:6px}.inline-actions{gap:16px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.hero-note{transform:none}}

.workflow-mobile{display:none}@media(max-width:600px){.workflow img{display:none}.workflow-mobile{display:grid;gap:10px}.workflow-mobile>div{padding:16px;border:1px solid var(--line);background:#fff}.workflow-mobile span{display:block;font-size:12px;letter-spacing:1px;text-transform:uppercase;margin-bottom:6px}.workflow-mobile strong{font-size:21px}.workflow-mobile p{font-size:15px;margin:6px 0 0}}

.analytics-choice[hidden]{display:none}.analytics-choice{margin:28px auto;padding:24px;border:1px solid var(--line);background:#fff}.analytics-choice h2{font-size:24px;margin:0 0 12px}.analytics-choice p{max-width:760px}.analytics-actions{display:flex;flex-wrap:wrap;gap:16px;align-items:center}.analytics-actions button,#analytics-settings{font:inherit;cursor:pointer;border:1px solid currentColor;background:#fff;color:inherit;padding:10px 16px;border-radius:4px}.analytics-actions button:focus-visible,#analytics-settings:focus-visible{outline:3px solid #17664e;outline-offset:4px}