:root{--ink:#263632;--muted:#64726d;--mint:#c8e2d8;--mint2:#edf6f2;--sand:#f4efe7;--brown:#7c5744;--white:#fff;--line:#dce5e1;--shadow:0 12px 35px rgba(35,55,48,.10)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fbfcfb;line-height:1.65}
a{color:#315f52}img,svg{max-width:100%}.wrap{width:min(1120px,92%);margin:auto}.topnote{background:var(--ink);color:#fff;text-align:center;padding:.5rem;font-size:.83rem}
header{background:rgba(255,255,255,.96);position:sticky;top:0;z-index:20;border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;min-height:72px;gap:1rem}.brand{font-family:Georgia,serif;font-size:1.45rem;text-decoration:none;color:var(--ink);font-weight:700}.brand span{color:#659b88}
nav{display:flex;gap:1.1rem;align-items:center}nav a{text-decoration:none;color:var(--ink);font-size:.92rem}.menu{display:none;background:none;border:0;font-size:1.5rem}
.btn{display:inline-block;background:var(--ink);color:#fff;text-decoration:none;padding:.78rem 1.08rem;border-radius:999px;font-weight:700;border:0;cursor:pointer}.btn.alt{background:var(--brown)}.btn.light{background:#fff;color:var(--ink);border:1px solid var(--line)}
.hero{background:linear-gradient(135deg,var(--mint2),var(--sand));padding:5rem 0 4rem}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:3rem;align-items:center}.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:.76rem;font-weight:800;color:var(--brown)}h1,h2,h3{font-family:Georgia,serif;line-height:1.15}h1{font-size:clamp(2.5rem,6vw,4.9rem);margin:.5rem 0 1rem}h2{font-size:clamp(1.7rem,3vw,2.5rem);margin-top:2.5rem}h3{font-size:1.25rem}.lead{font-size:1.12rem;color:#43544f;max-width:760px}
.bottle-art{background:#fff;border-radius:34px;padding:2.5rem;box-shadow:var(--shadow);min-height:330px;display:grid;place-items:center}.bottle{width:165px;height:230px;border-radius:28px 28px 20px 20px;background:linear-gradient(#fff 0 22%,#b9ddd1 22% 42%,#efe7da 42%);box-shadow:0 18px 30px rgba(0,0,0,.12);position:relative}.bottle:before{content:"";position:absolute;width:120px;height:38px;left:22px;top:-18px;border-radius:12px 12px 6px 6px;background:#f7f7f5;border:1px solid #ddd}.bottle:after{content:"SUPPLEMENT\A SIGNAL";white-space:pre;position:absolute;top:100px;left:0;right:0;text-align:center;font-family:Georgia,serif;font-weight:700;letter-spacing:.04em}
main article{width:min(850px,92%);margin:3rem auto}.notice{background:#fff8e8;border:1px solid #ead8aa;border-radius:14px;padding:1rem 1.15rem;margin:1.3rem 0}.affiliate{background:var(--mint2);border:1px solid var(--mint);border-radius:18px;padding:1.3rem;margin:1.6rem 0}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:1.3rem;box-shadow:0 6px 20px rgba(30,50,45,.05)}.card h3{margin-top:.2rem}.card a{text-decoration:none}.section{padding:3.5rem 0}.section.tint{background:var(--mint2)}.crumb{font-size:.85rem;color:var(--muted);margin-top:1.5rem}.meta{font-size:.85rem;color:var(--muted)}ul.checks{padding-left:1.2rem}ul.checks li{margin:.55rem 0}
footer{background:var(--ink);color:#dbe7e3;margin-top:4rem;padding:3rem 0}footer a{color:#fff}.foot{display:grid;grid-template-columns:2fr 1fr 1fr;gap:2rem}
.popup{position:fixed;inset:0;background:rgba(25,35,32,.55);z-index:50;display:none;align-items:flex-end;justify-content:center;padding:1rem}.popup.open{display:flex}.popbox{width:min(560px,100%);background:#fff;border-radius:24px;padding:1.5rem;box-shadow:var(--shadow);position:relative}.close{position:absolute;right:14px;top:10px;border:0;background:none;font-size:1.6rem;cursor:pointer}.skip{font-size:.8rem;color:var(--muted)}
@media(max-width:760px){nav{display:none;position:absolute;left:0;right:0;top:72px;background:#fff;padding:1rem 4%;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start}nav.open{display:flex}.menu{display:block}.hero-grid,.grid,.foot{grid-template-columns:1fr}.hero{padding:3rem 0}.bottle-art{min-height:280px}h1{font-size:2.65rem}}

/* Refined homepage editorial visual */
.bottle-art{
  position:relative; overflow:hidden; min-height:390px; padding:32px;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(145deg,#ffffff 0%,#f7faf8 100%);
  border:1px solid rgba(38,54,50,.08);
  border-radius:32px;
  box-shadow:0 24px 70px rgba(38,54,50,.13);
}
.bottle-art:before{
  content:""; position:absolute; width:250px; height:250px; border-radius:50%;
  background:#e6f2ed; right:-70px; top:-85px;
}
.bottle-art:after{
  content:""; position:absolute; width:170px; height:170px; border-radius:50%;
  border:1px solid #d8e8e1; left:-65px; bottom:-70px;
}
.research-card{position:relative;z-index:2;width:min(360px,92%);background:#fff;border:1px solid #e2e9e6;
  border-radius:24px;padding:26px;box-shadow:0 16px 40px rgba(38,54,50,.11);transform:rotate(-1deg)}
.visual-kicker{display:flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.13em;
  font-size:.68rem;font-weight:800;color:#6d7d77}
.visual-kicker i{display:inline-block;width:8px;height:8px;border-radius:50%;background:#78a996;box-shadow:0 0 0 5px #e8f3ef}
.visual-title{font-family:Georgia,serif;font-size:1.65rem;line-height:1.1;margin:17px 0 8px;color:#263632}
.visual-copy{font-size:.9rem;line-height:1.5;color:#68756f;margin:0 0 18px}
.signal-bars{display:grid;gap:9px;margin:18px 0}
.signal-row{display:grid;grid-template-columns:86px 1fr 30px;gap:10px;align-items:center;font-size:.72rem;color:#53635d}
.signal-track{height:8px;background:#edf2f0;border-radius:99px;overflow:hidden}
.signal-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,#8ebcab,#5d8e7c)}
.signal-fill.w2{width:82%}.signal-fill.w3{width:68%}.signal-fill.w4{width:91%}
.visual-foot{display:flex;justify-content:space-between;align-items:center;padding-top:16px;border-top:1px solid #edf1ef;
  font-size:.72rem;color:#7a8782}
.visual-badge{padding:6px 9px;border-radius:99px;background:#edf6f2;color:#426e5e;font-weight:800}
@media(max-width:760px){.bottle-art{min-height:340px;padding:22px}.research-card{transform:none}}

/* Premium homepage v3 */
.premium-hero{padding:4.25rem 0;background:
 radial-gradient(circle at 86% 10%,rgba(176,207,194,.34),transparent 27%),
 linear-gradient(110deg,#f7f6f0 0%,#f5f7f3 52%,#edf3ee 100%);overflow:hidden}
.premium-hero-grid{display:grid;grid-template-columns:.86fr 1.14fr;gap:3rem;align-items:center}
.premium-copy h1{max-width:720px;font-size:clamp(3rem,5.6vw,5.35rem);letter-spacing:-.045em}
.premium-copy .lead{max-width:650px;font-size:1.13rem}
.trust-row{display:flex;flex-wrap:wrap;gap:.7rem;margin:1.4rem 0;color:#3d6256;font-size:.82rem;font-weight:800}
.trust-row span{background:rgba(255,255,255,.72);border:1px solid #dce7e2;padding:.5rem .7rem;border-radius:999px}
.hero-actions{display:flex;gap:.7rem;flex-wrap:wrap}
.premium-visual{position:relative;border-radius:30px;overflow:hidden;box-shadow:0 28px 70px rgba(35,55,48,.18);background:#fff;min-height:430px}
.premium-visual img{width:100%;height:100%;min-height:430px;object-fit:cover;display:block;transform:scale(1.01)}
.visual-note{position:absolute;left:22px;bottom:22px;background:rgba(255,255,255,.93);backdrop-filter:blur(10px);
border:1px solid rgba(255,255,255,.7);border-radius:16px;padding:.8rem 1rem;box-shadow:0 10px 25px rgba(0,0,0,.10);display:grid}
.visual-note strong{font-family:Georgia,serif;font-size:1rem}.visual-note span{font-size:.73rem;color:#61706a}
@media(max-width:900px){.premium-hero-grid{grid-template-columns:1fr}.premium-copy h1{font-size:clamp(2.7rem,10vw,4.2rem)}.premium-visual{min-height:320px}.premium-visual img{min-height:320px}}
@media(max-width:560px){.premium-hero{padding:2.8rem 0}.premium-visual{min-height:260px;border-radius:22px}.premium-visual img{min-height:260px}.visual-note{left:12px;right:12px;bottom:12px}.hero-actions .btn{width:100%;text-align:center}}