/* C0917-v4: isolated, prominent course advertising. Existing page styles remain intact. */
.aa-promo{background:#f0f4ff;border:1px solid #cfdaef;padding:24px!important;border-radius:18px;scroll-margin-top:110px;}
.aa-promo,.aa-promo *{box-sizing:border-box;}
.aa-promo .aa-ad-kicker{font:800 11px/1.5 Inter,Arial,sans-serif;letter-spacing:.07em;color:#164bd7;}
.aa-promo .aa-promo-heading h2{font:800 28px/1.18 Inter,Arial,sans-serif;margin:10px 0 12px;color:#102445;}
.aa-promo .aa-promo-heading>p{font:500 16px/1.55 Inter,Arial,sans-serif;margin:0 0 20px;color:#41536b;}
.aa-ad-tabs{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 22px;}
.aa-ad-tabs button{font:700 13px/1.35 Inter,Arial,sans-serif;min-height:46px;padding:11px 14px;border:1px solid #9fb2d8;background:#fff;color:#173d84;border-radius:8px;cursor:pointer;}
.aa-ad-tabs button[aria-selected="true"]{background:#1748ce;border-color:#1748ce;color:white;box-shadow:0 3px 8px #1748ce30;}
.aa-ad-tabs button:hover{border-color:#164bd7;}
.aa-promo a:focus-visible,.aa-promo button:focus-visible{outline:3px solid #c2870b;outline-offset:3px;}
.aa-promo .aa-panel-title{font:750 19px/1.35 Inter,Arial,sans-serif;margin:0 0 8px;color:#102445;}
.aa-promo .aa-panel-intro{font:400 14px/1.6 Inter,Arial,sans-serif;margin:0 0 20px;color:#42536c;}
.aa-ad-panel{margin-bottom:20px;}.aa-ad-panel[hidden]{display:none!important;}
.aa-ad-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;align-items:stretch;}
.aa-ad-card{display:flex;flex-direction:column;min-width:0;padding:22px;background:white;border:1px solid #d4ddeb;border-top:7px solid #1748ce;border-radius:14px;box-shadow:0 6px 14px #233b6310;}
.aa-ad-chip{align-self:flex-start;display:inline-block;border-radius:6px;background:#edf3ff;color:#1748ce;padding:6px 9px;font:800 11px/1.4 Inter,Arial,sans-serif;letter-spacing:.025em;}
.aa-promo .aa-ad-card h3{font:800 23px/1.2 Inter,Arial,sans-serif;color:#102445;margin:16px 0 12px;}
.aa-promo .aa-ad-pain{font:500 15px/1.6 Inter,Arial,sans-serif;color:#36455c;margin:0 0 18px;}
.aa-ad-facts{display:grid;grid-template-columns:1fr 1fr;border:1px solid #d9e0ed;border-radius:9px;overflow:hidden;margin:0 0 18px;}
.aa-ad-facts>div{padding:12px 10px;min-width:0;}.aa-ad-facts>div+div{border-left:1px solid #d9e0ed;}
.aa-ad-facts dt{font:700 10px/1.4 Inter,Arial,sans-serif;text-transform:uppercase;color:#71809a;margin:0 0 6px;}
.aa-ad-facts dd{font:700 14px/1.4 Inter,Arial,sans-serif;margin:0;color:#142541;}
.aa-promo .aa-ad-benefits{list-style:none;padding:0;margin:0 0 20px;}
.aa-promo .aa-ad-benefits li{display:flex;gap:8px;font:400 14px/1.6 Inter,Arial,sans-serif;padding:0;margin:0 0 10px;color:#40506b;}
.aa-ad-benefits li span{color:#1b66bd;font-weight:800;}.aa-ad-bottom{margin-top:auto;}
.aa-promo .aa-ad-access{font:700 12px/1.5 Inter,Arial,sans-serif;background:#eef4ff;color:#17438b;padding:10px;border-radius:7px;margin:0 0 14px;}
.aa-promo .aa-ad-price{display:flex;align-items:baseline;gap:7px;flex-wrap:wrap;margin:0 0 16px;font-family:Inter,Arial,sans-serif;}
.aa-ad-price strong{font:800 30px/1.15 Inter,Arial,sans-serif;color:#102445;}.aa-ad-price span{font:500 12px/1.4 Inter,Arial,sans-serif;color:#71809a;}
.aa-ad-primary,.aa-ad-outline{display:flex!important;justify-content:center;align-items:center;gap:8px;min-height:50px;padding:12px 10px;font:700 15px/1.4 Inter,Arial,sans-serif;text-align:center;border-radius:8px;text-decoration:none!important;}
.aa-ad-primary{background:#1748ce;color:white!important;border:2px solid #1748ce;}.aa-ad-primary:hover{background:#0b329e;}
.aa-ad-outline{border:2px solid #1748ce;color:#1748ce!important;background:#fff;margin-top:10px;}
.aa-science-card{border-top-color:#078675;}.aa-science-card .aa-ad-chip,.aa-science-card .aa-ad-access{background:#e8f7f3;color:#086c61;}.aa-science-card .aa-ad-primary{background:#078675;border-color:#078675;}.aa-science-card .aa-ad-outline{border-color:#078675;color:#086c61!important;}
.aa-aimo-plan{padding:24px;background:#e6edf9;border:1px solid #cdd9ed;border-radius:14px;}.aa-promo .aa-aimo-plan h3{font:800 23px/1.3 Inter,Arial,sans-serif;color:#102445;margin:18px 0;}
.aa-aimo-plan ol{padding-left:20px;}.aa-aimo-plan li{padding:10px 0;font:400 15px/1.6 Inter,Arial,sans-serif;}.aa-aimo-plan li span{display:block;}.aa-aimo-plan a{font:700 14px/1.5 Inter,Arial,sans-serif;color:#1748ce;}
.aa-promo .aa-fit-note{font:400 12px/1.6 Inter,Arial,sans-serif;color:#53637a;margin:16px 0;}
.aa-ad-signup{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:22px;background:#102445;border-radius:12px;color:white;}.aa-ad-signup strong{font:750 18px/1.35 Inter,Arial,sans-serif;}.aa-promo .aa-ad-signup p{font:400 13px/1.6 Inter,Arial,sans-serif;color:#e1e8f5;margin:8px 0 0;}
.aa-ad-signup>a{flex-shrink:0;background:#ffd36b;color:#11213b!important;border-radius:8px;padding:14px 16px;font:750 14px/1.5 Inter,Arial,sans-serif;text-decoration:none!important;}
.aa-ad-related{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px;}.aa-ad-related a{font:600 13px/1.5 Inter,Arial,sans-serif;color:#1748ce;padding:7px 0;}
@media(max-width:700px){.aa-promo{padding:18px 14px!important;}.aa-ad-grid{grid-template-columns:1fr;}.aa-promo .aa-promo-heading h2{font-size:25px;}.aa-ad-card{padding:20px;}.aa-ad-signup{flex-direction:column;align-items:stretch;}.aa-ad-signup>a{text-align:center;}.aa-ad-tabs button{flex:1 1 130px;}.aa-promo .aa-ad-card h3{font-size:23px;}}
@media(prefers-reduced-motion:reduce){.aa-promo *{scroll-behavior:auto;}}