@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@500;600;700;800&display=swap');:root{--ink:#102c2a;--muted:#506a67;--green:#126b61;--gold:#d8a854;--pale:#ecf6f1;--line:#dce8e4;--bg:#f8fbf9}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.76 'DM Sans',Arial,sans-serif;background:#fff;color:var(--ink)}a{color:var(--green)}a:hover{color:#0a443e}h1,h2,h3,h4{font-family:Manrope,Arial,sans-serif;line-height:1.22;letter-spacing:-.035em}h1{font-size:clamp(2.4rem,5vw,4.6rem);margin:.28em 0}h2{font-size:clamp(1.55rem,3vw,2.2rem);margin:1.5em 0 .55em}h3{font-size:1.17rem;margin:1.6em 0 .4em}p{margin:.8em 0 1.15em}.container{max-width:1160px;padding:0 25px;margin:auto}.reading{max-width:770px}.topline{font-size:.76rem;color:#c8eee6;text-align:center;background:#123e38;padding:8px 15px}.topline a{color:white}.header{background:white;position:sticky;top:0;z-index:20;border-bottom:1px solid 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solid var(--line);margin-top:40px;padding-top:15px}.refs a{word-break:break-word}.footer{background:#102e2b;color:#e2eee8;padding:52px 0 35px}.footergrid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:35px}.footer a{display:block;color:#c9e8df;text-decoration:none;font-size:.8rem;margin:7px 0}.footer h4{margin:0 0 13px;color:white}.footer p{color:#afc9c1;font-size:.86rem}.copyright{border-top:1px solid #38615b;margin-top:30px;padding-top:20px;font-size:.75rem;color:#abc7be}.mobile-bar{display:none}.article-graphic{max-width:100%}.sr-only{position:absolute;left:-10000px}details{border:1px solid var(--line);padding:13px 18px;border-radius:10px;margin:10px 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/* Original illustrative supplement renders added October 2026 */
.product-visual{margin:1.4rem 0 2rem;max-width:700px}.product-visual img{display:block;width:100%;max-width:570px;height:auto;object-fit:cover;border-radius:18px;box-shadow:0 12px 32px rgba(16,46,43,.1)}.product-visual figcaption,.product-caption{display:block;font-size:.78rem;color:#596b65;line-height:1.55;margin-top:9px}.hero-product{max-width:540px;margin:auto}.hero-product img{width:100%;height:auto;display:block;border-radius:22px;box-shadow:0 12px 30px rgba(0,0,0,.12)}.hero-product figcaption{font-size:.73rem;color:#4c665e;margin-top:10px;text-align:center}.product-gallery{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:30px 0}.product-gallery figure{margin:0}.product-gallery img{width:100%;height:auto;border-radius:14px}.product-gallery figcaption{font-size:.75rem;color:#556860;margin-top:8px}@media(max-width:580px){.product-gallery{grid-template-columns:1fr 1fr}.product-gallery figure:last-child{grid-column:1/-1;max-width:70%;margin:auto}}

/* Verified seller offer cards, seller prices subject to checkout */
.offers-section{background:#f1f8f5}.offer-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;margin:24px 0}.offer-card{border:1px solid #c8dcd4;background:white;border-radius:18px;padding:26px;box-shadow:0 10px 28px rgba(6,44,44,.06)}.offer-card.featured{border:2px solid #147968}.offer-name{font-size:1.1rem;font-weight:750}.offer-amount{color:#123e38;font-size:2.1rem;font-weight:850;margin:15px 0}.offer-amount small{font-size:.9rem;color:#596e69}.offer-note{font-size:.86rem;color:#465b55}.product-gallery{grid-template-columns:repeat(1,minmax(0,420px));justify-content:center}@media(max-width:700px){.offer-grid{grid-template-columns:1fr}.offer-card{padding:20px}}

/* Diverse original editorial photography and seller-reported ebook bonus cards */
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