:root{--forest:#145438;--deep:#113b30;--mint:#eaf6ed;--gold:#f4c66a;--text:#23312d;--muted:#52685d;--line:#d9e5dc;--paper:#fff;--bg:#f8fbf9;--radius:17px}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:116px}
body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);line-height:1.65;background:var(--bg)}
a{color:#145438;text-decoration-thickness:1px;text-underline-offset:3px}a:focus-visible,button:focus-visible{outline:3px solid #f4c66a;outline-offset:3px}
img{max-width:100%;height:auto}h1,h2,h3{line-height:1.22;letter-spacing:-.02em}h1{font-size:clamp(2rem,4vw,3.55rem);margin:12px 0 22px}h2{font-size:clamp(1.55rem,2.8vw,2.25rem);margin:0 0 17px;color:var(--deep)}h3{font-size:1.2rem;color:var(--deep);margin:0 0 10px}p{margin:0 0 1rem}ul{padding-left:1.35rem;margin-top:.4rem}li{margin:.35rem 0}
.container{width:min(1130px,calc(100% - 40px));margin:0 auto}.narrow{width:min(850px,calc(100% - 40px));margin:0 auto}.section{padding:70px 0}.section.tint{background:var(--mint)}.section.white{background:var(--paper)}.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.79rem;font-weight:800;color:#2d7c50}.muted,.fine{color:var(--muted)}.fine{font-size:.87rem}
.site-header{background:#fff;position:sticky;top:0;z-index:10;box-shadow:0 1px 14px #0a3d1e17;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:25px;padding:12px 0}.brand{font-weight:900;color:var(--deep);font-size:1.45rem;text-decoration:none;white-space:nowrap}.site-nav{display:flex;align-items:center;gap:14px;flex-wrap:wrap}.site-nav a{font-size:.88rem;color:var(--deep);font-weight:700;text-decoration:none}.site-nav a:hover{text-decoration:underline}.nav-order{background:var(--deep);color:#fff!important;border-radius:30px;padding:8px 14px}
.hero{background:linear-gradient(127deg,#0f3e32 0%,#176247 95%);color:white;padding:65px 0}.hero-grid{display:grid;grid-template-columns:.88fr 1.22fr;gap:50px;align-items:center}.hero h1{color:#fff}.hero .eyebrow{color:#e5c477}.hero p{font-size:1.085rem}.hero-image{background:#ffffff12;border:1px solid #ffffff2a;border-radius:30px;padding:25px;display:flex;align-items:center;justify-content:center}.hero-image img{max-height:500px;object-fit:contain}.pill{display:inline-block;background:#ffffff20;padding:5px 11px;border-radius:40px;font-size:.79rem;font-weight:700;letter-spacing:.025em}.hero-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:25px}.btn{display:inline-block;text-decoration:none;font-weight:800;padding:12px 18px;border-radius:11px;border:2px solid transparent;line-height:1.3}.btn-gold{background:var(--gold);color:#152f23}.btn-outline{border-color:#d6eada;color:#fff}.btn-dark{background:var(--deep);color:#fff}.btn-light{background:#fff;color:var(--deep);border-color:var(--line)}
.quickfacts{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:-30px;position:relative}.fact{background:white;padding:20px 16px;border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 7px 28px #153b2011}.fact strong{display:block;color:var(--deep)}.fact span{display:block;font-size:.88rem;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.grid.two{grid-template-columns:repeat(2,1fr)}.card{background:#fff;padding:25px;border-radius:var(--radius);border:1px solid var(--line)}.tint .card{box-shadow:0 3px 12px #1341240b}.card p:last-child{margin-bottom:0}.note{border-left:4px solid #2f8151;background:#f0f8f1;padding:17px 20px;margin:20px 0;border-radius:0 10px 10px 0}.note.alert{border-color:#b67313;background:#fff8e9}.note p:last-child{margin-bottom:0}.section-lead{max-width:810px;color:var(--muted);font-size:1.07rem;margin-bottom:28px}.ingredient-visual{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:14px;margin:26px 0}.ingredient-visual img{display:block;width:100%}.ingredient-visual figcaption{font-size:.86rem;color:var(--muted);text-align:center;margin:9px}.table-wrap{overflow-x:auto}.facts-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);font-size:.96rem}.facts-table th,.facts-table td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}.facts-table th{color:var(--deep);background:#e5f2e8}.facts-table tr:last-child td{border-bottom:0}
.price{display:flex;flex-direction:column}.price .cost{font-size:2rem;font-weight:900;color:var(--deep);margin:6px 0}.price .per{color:var(--muted);font-size:.89rem}.price .btn{margin-top:auto;text-align:center}.price .smallprint{margin:12px 0 18px;color:var(--muted);font-size:.89rem}.price .qty{font-weight:700;color:#246b48}.price.featured{border:2px solid #2f8151}.price .total{font-size:.9rem;color:var(--muted)}
.steps{counter-reset:s}.step{position:relative;padding:0 0 8px 56px;margin-bottom:20px}.step:before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;background:#1c6847;color:#fff;font-weight:800;width:38px;height:38px;border-radius:50%;display:grid;place-items:center}
details.faq{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0}details.faq summary{font-weight:750;color:var(--deep);padding:18px 22px;cursor:pointer}details.faq>p{margin:0;padding:0 22px 19px}.source-list li{margin-bottom:14px}.callout{background:var(--deep);color:#fff;border-radius:20px;padding:27px}.callout h2{color:#fff}.callout a{color:#fce7a1}
.site-footer{background:#0d2f26;color:#e8f2ec;padding:44px 0 30px}.site-footer a{color:#ebf6ee}.footnav{display:flex;flex-wrap:wrap;gap:9px 20px;padding:15px 0}.site-footer .fine{color:#b9d2c6}.legal-page{min-height:65vh}.legal-page h1{color:var(--deep);font-size:2.6rem;margin:0 0 18px}.legal-page h2{font-size:1.42rem;margin:30px 0 12px}.breadcrumb{font-size:.9rem;margin-bottom:16px}.small-statement{font-size:.9rem;color:var(--muted);margin-top:14px}
@media(max-width:900px){.header-inner{display:block}.site-nav{overflow-x:auto;flex-wrap:nowrap;white-space:nowrap;padding-top:9px}.hero-grid{grid-template-columns:1fr 1fr;gap:22px}.quickfacts{grid-template-columns:repeat(2,1fr)}.grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:660px){.container,.narrow{width:min(100% - 28px,1130px)}.hero{padding:35px 0 65px}.hero-grid{display:flex;flex-direction:column}.hero-image{width:100%;order:2}.hero-image img{max-height:280px}.section{padding:48px 0}.quickfacts{margin-top:-22px}.grid,.grid.two{grid-template-columns:1fr}.card{padding:19px}h1{font-size:2.05rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Site disclosure and accessibility enhancements */
.affiliate-disclosure{font-size:.9rem;line-height:1.55;color:var(--muted);border-left:3px solid #4c8c63;padding:8px 12px;margin:16px 0;background:#eef6ef}
.affiliate-disclosure.compact{margin-top:14px}
.skip-link{position:absolute;left:-9999px;top:0;z-index:999;padding:9px 14px;background:#fff;color:#103c29;border:2px solid #103c29}
.skip-link:focus{left:10px;top:8px}
.facts-table td,.facts-table th{min-width:110px}
a:focus-visible,summary:focus-visible{outline:3px solid #c78f15;outline-offset:3px}

/* SEO update: readable purchase guidance calls to action */
.cta-space{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin:24px 0 0}
@media(max-width:660px){.cta-space .btn{flex:1 1 100%;text-align:center}}

/* Owner-supplied DentaTonic offer images: responsive, accessible, and clickable. */
.offer-image-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;align-items:start}
.offer-image-card{min-width:0;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 6px 22px #103c2910}
.offer-image-link{display:block;line-height:0;background:#fff;transition:box-shadow .2s ease}
.offer-image-link:hover{box-shadow:inset 0 0 0 3px #2c8250}
.offer-image-link img{display:block;width:100%;height:auto;object-fit:contain}
.offer-image-details{display:flex;flex:1;flex-direction:column;gap:8px;padding:16px 18px 20px}
.offer-image-details h3{font-size:1.06rem;margin:0}
.offer-image-details p{font-size:.88rem;line-height:1.55;color:var(--muted);margin:0 0 10px}
.offer-image-details .btn{margin-top:auto;text-align:center}
@media(max-width:900px){.offer-image-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:660px){.offer-image-grid{grid-template-columns:1fr;max-width:430px;margin-inline:auto}.offer-image-details{padding:16px 18px 20px}}
@media(prefers-reduced-motion:reduce){.offer-image-link{transition:none}}