:root{
  --ink:#0f1f24;
  --ink-deep:#0a1316;
  --ink-soft:#172f37;
  --paper:#f8f9f9;
  --warm:#f1eee9;
  --white:#ffffff;
  --aqua:#36b6d0;
  --aqua-dark:#3e6c78;
  --mint:#e8eaea;
  --coral:#49bdd4;
  --coral-soft:#f7f5f2;
  --muted:#4b8291;
  --line:rgba(15,31,36,.14);
  --container:min(1280px,calc(100vw - 64px));
  --shadow:0 28px 90px rgba(15,31,36,.13);
  --radius:28px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body.home-v5{margin:0;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.58;overflow-x:clip}
body.home-v5 img{display:block;max-width:100%}
body.home-v5 a{color:inherit;text-decoration:none}
body.home-v5 button,body.home-v5 a{font:inherit}
body.home-v5 :focus-visible{outline:3px solid var(--coral);outline-offset:4px}
sup{font-size:.58em;line-height:0;vertical-align:super}
sup a{color:var(--aqua-dark);font-weight:900}
.av5-container{width:var(--container);margin-inline:auto}
.av5-skip{position:fixed;left:20px;top:-90px;z-index:1000;padding:12px 18px;border-radius:999px;background:#ffffff;box-shadow:var(--shadow)}
.av5-skip:focus{top:18px}
.av5-eyebrow{margin:0 0 16px;color:#355d68;font-size:.76rem;font-weight:850;letter-spacing:.15em;text-transform:uppercase;white-space:nowrap}
.av5-eyebrow--light{color:var(--aqua)}
.av5-section{position:relative;padding:clamp(88px,8vw,124px) 0}
.av5-section h2,.av5-references h2,.av5-cta h2{margin:0;font-size:clamp(2.8rem,5vw,5.1rem);font-weight:780;letter-spacing:-.024em;line-height:.98}
.av5-section h2 span,.av5-references h2 span,.av5-cta h2 span{display:block}
.av5-section p,.av5-references p{color:var(--muted)}
.av5-button{display:inline-flex;align-items:center;justify-content:center;min-height:54px;padding:13px 23px;border:1px solid transparent;border-radius:999px;font-size:.9rem;font-weight:850;transition:transform .2s ease,background .2s ease,border-color .2s ease}
.av5-button:hover{transform:translateY(-2px)}
.av5-button--coral{background:var(--coral);color:#ffffff}
.av5-button--outline{border-color:rgba(255,255,255,.38);background:rgba(255,255,255,.04);color:#ffffff}
.av5-button--light{background:#ffffff;color:var(--ink)}
.av5-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.av5-text-link{display:inline-flex;gap:9px;align-items:center;margin-top:28px;color:#2b5764;font-weight:850}
.av5-text-link::after{content:"→";transition:transform .2s ease}.av5-text-link:hover::after{transform:translateX(4px)}
.av5-text-link--light{color:var(--aqua)}
.av5-reveal{opacity:0;transform:translateY(24px);transition:opacity .65s ease,transform .65s ease}
.av5-reveal.is-visible{opacity:1;transform:none}

/* Top navigation */
.av5-topline{height:34px;background:#060d0f;color:#c4ced1}
.av5-topline .av5-container{display:flex;align-items:center;justify-content:space-between;height:100%;gap:24px;font-size:.67rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase}
.av5-header{position:absolute;z-index:30;top:34px;left:0;width:100%;color:#ffffff}
.av5-header-inner{display:flex;align-items:center;justify-content:space-between;gap:28px;min-height:82px;border-bottom:1px solid rgba(255,255,255,.16)}
.av5-brand img{width:196px;filter:brightness(0) invert(1)}
.av5-nav{display:flex;align-items:center;gap:23px}
.av5-nav>a:not(.av5-button){position:relative;padding:29px 0 25px;color:#e0e5e6;font-size:.81rem;font-weight:720}
.av5-nav>a:not(.av5-button)::after{content:"";position:absolute;left:0;right:100%;bottom:18px;height:2px;background:var(--aqua);transition:right .2s ease}
.av5-nav>a:not(.av5-button):hover::after,.av5-nav>a[aria-current="page"]::after{right:0}
.av5-menu{display:none;width:46px;height:46px;padding:0;border:1px solid rgba(255,255,255,.25);border-radius:50%;background:rgba(255,255,255,.08);color:#ffffff}
.av5-menu span{display:block;width:18px;height:2px;margin:4px auto;background:currentColor}

/* Minimal hero */
.av5-hero{position:relative;isolation:isolate;min-height:820px;padding-top:116px;overflow:hidden;background:var(--ink-deep);color:#ffffff}
.av5-hero::before{content:"";position:absolute;z-index:-3;inset:0;background:radial-gradient(circle at 78% 50%,rgba(48,177,203,.2),transparent 29%),linear-gradient(135deg,#0a1316 0%,#14282e 68%,#1b373f 100%)}
.av5-hero::after{content:"";position:absolute;z-index:-2;right:-8%;bottom:-34%;width:60%;aspect-ratio:1;border:1px solid rgba(255,255,255,.07);border-radius:50%}
.av5-hero-grid{display:grid;grid-template-columns:minmax(0,1.18fr) minmax(390px,.82fr);gap:clamp(36px,4vw,58px);align-items:center;min-height:704px}
.av5-hero-copy{padding:58px 0 72px}
.av5-hero h1{max-width:850px;margin:0;font-size:clamp(4.15rem,5.55vw,5rem);font-weight:770;letter-spacing:-.012em;line-height:.98}
.av5-hero h1 span{display:block}.av5-hero h1 span:last-child{color:var(--aqua)}
.av5-hero-lead{max-width:690px;margin:30px 0 0;color:#ccd4d7;font-size:clamp(1.08rem,1.45vw,1.3rem);line-height:1.58}
.av5-hero-bottle{position:relative;align-self:end;min-height:704px}
.av5-hero-bottle::after{content:"";position:absolute;left:8%;right:8%;bottom:25px;height:74px;border-radius:50%;background:rgba(46,169,194,.25);filter:blur(28px)}
.av5-hero-bottle img{position:absolute;z-index:2;left:50%;bottom:12px;width:min(94%,560px);max-height:735px;object-fit:contain;transform:translateX(-50%);filter:drop-shadow(0 48px 38px rgba(0,0,0,.42))}

/* Shared editorial section heading */
.av5-section-head{display:grid;grid-template-columns:minmax(0,1.26fr) minmax(340px,.74fr);gap:clamp(50px,7vw,92px);align-items:start;margin-bottom:58px}
.av5-section-head h2{max-width:880px}
.av5-section-head>p{max-width:520px;margin:0 0 4px;padding-top:39px;font-size:1rem;line-height:1.68}
.av5-section-head--light{color:#ffffff}.av5-section-head--light>p{color:#adbcc1}.av5-section-head--light sup a{color:var(--aqua)}

/* Scientific need */
.av5-need{background:#ffffff}
.av5-need::after{content:"01";position:absolute;right:3%;top:4%;color:rgba(15,31,36,.035);font-size:20rem;font-weight:900;letter-spacing:-.1em;line-height:1;pointer-events:none}
.av5-need-story{position:relative;z-index:1;border-top:1px solid var(--line)}
.av5-need-story article{display:grid;grid-template-columns:110px minmax(0,1fr);gap:34px;padding:35px 0;border-bottom:1px solid var(--line)}
.av5-story-number{color:#a3b4b9;font-size:.75rem;font-weight:900;letter-spacing:.12em}
.av5-story-label{margin:0 0 8px!important;color:#365e69!important;font-size:.68rem!important;font-weight:850;letter-spacing:.13em;text-transform:uppercase}
.av5-need-story h3{max-width:850px;margin:0;font-size:clamp(1.55rem,2.4vw,2.45rem);letter-spacing:-.035em;line-height:1.08}
.av5-need-story article p:not(.av5-story-label){max-width:850px;margin:12px 0 0;font-size:.9rem;line-height:1.65}
.av5-takeaway{display:grid;grid-template-columns:180px 1fr;gap:34px;align-items:center;margin-top:34px;padding:27px 30px;border-left:4px solid var(--coral);background:var(--coral-soft)}
.av5-takeaway span{color:#227e90;font-size:.68rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}
.av5-takeaway strong{font-size:1.08rem;line-height:1.45}

/* Bangladesh evidence */
.av5-bangladesh{overflow:hidden;background:var(--ink);color:#ffffff}
.av5-bangladesh::after{content:"Ca  /  Mg";position:absolute;right:-4%;bottom:-2%;color:rgba(255,255,255,.035);font-size:clamp(8rem,18vw,20rem);font-weight:900;letter-spacing:-.09em;white-space:nowrap}
.av5-evidence-grid{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:22px}
.av5-mineral-panel{border:1px solid rgba(255,255,255,.15);border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.035)}
.av5-mineral-panel header{display:flex;align-items:end;justify-content:space-between;gap:20px;padding:28px 30px;border-bottom:1px solid rgba(255,255,255,.12)}
.av5-mineral-panel header span{font-size:clamp(2rem,3.6vw,3.8rem);font-weight:780;letter-spacing:-.05em;line-height:1}
.av5-mineral-panel header strong{color:#899fa6;font-size:.68rem;letter-spacing:.12em;text-transform:uppercase}
.av5-bar-row{display:grid;grid-template-columns:minmax(145px,.95fr) minmax(100px,1.25fr) 72px;gap:18px;align-items:center;min-height:102px;padding:20px 28px;border-bottom:1px solid rgba(255,255,255,.09)}
.av5-bar-row:last-child{border-bottom:0}
.av5-bar-row>div:first-child{display:grid}.av5-bar-row b{font-size:.86rem}.av5-bar-row small{color:#859ba3;font-size:.66rem}
.av5-bar{position:relative;height:7px;border-radius:99px;background:rgba(255,255,255,.12);overflow:hidden}.av5-bar i{display:block;width:var(--bar);height:100%;border-radius:inherit;background:var(--aqua)}
.av5-bar-row>strong{text-align:right;font-size:1.35rem;letter-spacing:-.04em}
.av5-bar-row--alert{background:linear-gradient(90deg,rgba(73,189,212,.16),transparent)}.av5-bar-row--alert .av5-bar i{background:var(--coral)}.av5-bar-row--alert>strong{color:#d5c8b2}
.av5-evidence-note{position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:34px;margin-top:24px;padding:24px 28px;border:1px solid rgba(255,255,255,.13);border-radius:20px;background:rgba(255,255,255,.045)}
.av5-evidence-note p{margin:0;color:#a3b4ba;font-size:.78rem}.av5-evidence-note strong{color:#ffffff}

/* Response */
.av5-response{background:#eeeff0}
.av5-response-grid{display:grid;grid-template-columns:minmax(0,1.06fr) minmax(420px,.94fr);gap:clamp(58px,8vw,116px);align-items:start}
.av5-response-copy h2{max-width:760px}.av5-response-copy>p:not(.av5-eyebrow){max-width:730px;font-size:1rem}
.av5-reference-point{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-top:36px;border:1px solid var(--line);background:#ffffff;box-shadow:0 18px 48px rgba(15,31,36,.08)}
.av5-reference-point>span{grid-column:1/-1;padding:15px 20px;border-bottom:1px solid var(--line);color:#365d68;font-size:.68rem;font-weight:900;letter-spacing:.11em;text-transform:uppercase}
.av5-reference-point>div{padding:23px 20px;border-right:1px solid var(--line)}.av5-reference-point>div:nth-of-type(3){border-right:0}
.av5-reference-point strong{display:block;font-size:2.25rem;letter-spacing:-.06em;line-height:1}.av5-reference-point small{display:block;margin-top:6px;color:var(--muted);font-size:.65rem}
.av5-reference-point>p{grid-column:1/-1;margin:0;padding:15px 20px;border-top:1px solid var(--line);font-size:.67rem;line-height:1.5}
.av5-process{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.av5-process li{display:grid;grid-template-columns:56px 1fr;gap:24px;padding:30px 0;border-bottom:1px solid var(--line)}
.av5-process li>b{color:#3c6774;font-size:.71rem;letter-spacing:.12em}.av5-process h3{margin:0;font-size:1.48rem;letter-spacing:-.03em}.av5-process p{margin:7px 0 0;font-size:.81rem;line-height:1.55}

/* Product platform - bottles only on right */
.av5-products{overflow:hidden;background:#162c32;color:#ffffff}
.av5-products::before{content:"04";position:absolute;left:-1%;bottom:-10%;color:rgba(255,255,255,.035);font-size:24rem;font-weight:900;letter-spacing:-.12em;line-height:1}
.av5-products-grid{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,.98fr) minmax(470px,1.02fr);gap:clamp(46px,7vw,96px);align-items:center}
.av5-products-copy h2{max-width:720px}.av5-products-copy>p:not(.av5-eyebrow){max-width:660px;color:#b2c0c5;font-size:1rem}
.av5-platform-line{display:grid;grid-template-columns:130px 1fr;gap:20px;margin-top:31px;padding:18px 0;border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}
.av5-platform-line span{color:var(--aqua);font-size:.67rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.av5-platform-line strong{font-size:.82rem;line-height:1.45}
.av5-product-list{margin-top:13px}
.av5-product-list>div{display:grid;grid-template-columns:43px 1fr;gap:16px;align-items:center;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.13)}
.av5-product-list b{color:var(--aqua);font-size:.67rem;letter-spacing:.1em}.av5-product-list span{display:flex;align-items:baseline;justify-content:space-between;gap:24px}.av5-product-list strong{font-size:.94rem}.av5-product-list small{color:#92a6ac;font-size:.68rem;text-align:right}
.av5-products-bottles{position:relative;min-height:690px}
.av5-products-bottles::after{content:"";position:absolute;left:6%;right:4%;bottom:35px;height:75px;border-radius:50%;background:rgba(43,160,184,.2);filter:blur(26px)}
.av5-products-bottles img{position:absolute;z-index:2;left:50%;bottom:0;width:min(100%,710px);max-height:690px;object-fit:contain;transform:translateX(-50%);filter:drop-shadow(0 42px 30px rgba(0,0,0,.28))}

/* Market */
.av5-market{background:var(--warm)}
.av5-market-stage{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.av5-market-number{min-height:390px;padding:40px;border:1px solid rgba(15,31,36,.12);border-radius:var(--radius);background:#ffffff}
.av5-market-number--dark{background:var(--ink);color:#ffffff}
.av5-market-number>span{display:block;max-width:420px;color:#657e87;font-size:.67rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase}.av5-market-number--dark>span{color:#8ca2a9}
.av5-market-number>strong{display:block;margin-top:48px;color:#3a6470;font-size:clamp(4rem,7vw,7rem);font-weight:800;letter-spacing:-.085em;line-height:.88}.av5-market-number--dark>strong{color:var(--aqua)}
.av5-market-number h3{max-width:450px;margin:23px 0 0;font-size:1.7rem;letter-spacing:-.04em;line-height:1.1}.av5-market-number p{max-width:520px;margin:15px 0 0;color:#487e8d;font-size:.8rem}.av5-market-number--dark p{color:#a1b2b8}
.av5-market-path{display:grid;grid-template-columns:auto 1fr auto 1fr auto 1fr auto 1fr auto;gap:17px;align-items:center;margin-top:22px;padding:23px 26px;border:1px solid rgba(15,31,36,.14);border-radius:20px;background:rgba(255,255,255,.6)}
.av5-market-path div{display:flex;gap:8px;align-items:center;white-space:nowrap}.av5-market-path b{color:#3a6672;font-size:.68rem}.av5-market-path span{font-size:.73rem;font-weight:850}.av5-market-path i{height:1px;background:rgba(15,31,36,.22)}

/* Proof path */
.av5-proof{background:#ffffff}
.av5-proof-track{display:grid;grid-template-columns:repeat(5,1fr);margin-top:10px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.av5-proof-track article{position:relative;min-height:310px;padding:34px 24px;border-right:1px solid var(--line)}.av5-proof-track article:last-child{border-right:0}
.av5-proof-track article::before{content:"";position:absolute;top:-6px;left:24px;width:11px;height:11px;border-radius:50%;background:var(--aqua-dark);box-shadow:0 0 0 7px #ffffff}
.av5-proof-track b{color:#38626e;font-size:.69rem;letter-spacing:.12em}.av5-proof-track h3{margin:50px 0 12px;font-size:1.32rem;letter-spacing:-.03em;line-height:1.15}.av5-proof-track p{margin:0;font-size:.78rem;line-height:1.55}

/* Founder */
.av5-founder{padding-bottom:0;background:#edeeef}
.av5-founder-shell{display:grid;grid-template-columns:minmax(390px,.82fr) minmax(0,1.18fr);min-height:680px;border-radius:var(--radius) var(--radius) 0 0;overflow:hidden;background:var(--ink);color:#ffffff}
.av5-founder-image{min-height:680px}.av5-founder-image img{width:100%;height:100%;object-fit:cover;object-position:center top}
.av5-founder-copy{display:flex;flex-direction:column;justify-content:center;padding:clamp(44px,6vw,82px)}.av5-founder-copy h2{font-size:clamp(2.65rem,4.45vw,4.75rem)}.av5-founder-copy>p:not(.av5-eyebrow){max-width:650px;color:#bcc7cb;font-size:1rem}
.av5-founder-stats{display:grid;grid-template-columns:repeat(3,1fr);margin:33px 0 29px;border-top:1px solid rgba(255,255,255,.16);border-bottom:1px solid rgba(255,255,255,.16)}
.av5-founder-stats div{padding:21px 18px 21px 0}.av5-founder-stats strong{display:block;color:var(--aqua);font-size:2rem;letter-spacing:-.05em}.av5-founder-stats span{display:block;color:#95a9af;font-size:.68rem;line-height:1.35}
.av5-founder-copy>.av5-button{align-self:flex-start}

/* References kept on page */
.av5-references{padding:92px 0;background:#ffffff}
.av5-reference-head{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(330px,.8fr);gap:70px;align-items:end;margin-bottom:38px}
.av5-reference-head h2{font-size:clamp(2.5rem,4.5vw,4.5rem)}.av5-reference-head>p{margin:0;max-width:520px}
.av5-reference-list{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}
.av5-reference-list li{display:grid;grid-template-columns:56px 1fr auto;gap:24px;align-items:center;padding:24px 0;border-bottom:1px solid var(--line)}
.av5-reference-list li>b{display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--mint);color:#355c67}.av5-reference-list li>div{display:grid;gap:5px}.av5-reference-list strong{font-size:.88rem}.av5-reference-list span{color:var(--muted);font-size:.73rem}.av5-reference-list li>a{padding:9px 14px;border:1px solid var(--line);border-radius:999px;color:#2a5663;font-size:.72rem;font-weight:850;white-space:nowrap}

/* CTA, warm-white footer */
.av5-cta{padding:82px 0;background:var(--aqua)}
.av5-cta-grid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:50px;align-items:center}.av5-cta h2{max-width:930px}.av5-cta p{max-width:780px;color:#234650}
.av5-footer{padding:70px 0 24px;border-top:1px solid rgba(15,31,36,.12);background:var(--warm);color:var(--ink)}
.av5-footer-main{display:grid;grid-template-columns:1.2fr .7fr .85fr 1fr;gap:52px}.av5-footer-logo{width:205px}.av5-footer p,.av5-footer a{color:#4b8393;font-size:.78rem}.av5-footer h3{margin:0 0 18px;color:var(--ink);font-size:.76rem;letter-spacing:.12em;text-transform:uppercase}.av5-footer-links{display:grid;align-content:start;gap:10px}.av5-footer-brand p{max-width:320px}.av5-footer-contact a{display:block;margin-bottom:12px}.av5-footer-contact strong{display:block;color:var(--ink);font-size:.84rem}.av5-footer-office{margin-top:17px;padding-top:17px;border-top:1px solid rgba(15,31,36,.13)}
.av5-footer-disclaimer{margin-top:48px;padding:22px 0;border-top:1px solid rgba(15,31,36,.13);border-bottom:1px solid rgba(15,31,36,.13);color:#6c8790;font-size:.67rem;line-height:1.58}
.av5-footer-bottom{display:flex;justify-content:space-between;gap:28px;padding-top:23px}.av5-footer-bottom nav{display:flex;flex-wrap:wrap;gap:18px}

/* Attractive investor sticky: 03 / 02 / headline+button / 01 */
.av5-sticky{position:fixed;z-index:90;left:50%;bottom:20px;display:grid;grid-template-columns:auto auto minmax(300px,1fr) auto auto;gap:0;align-items:stretch;width:min(980px,calc(100vw - 32px));border:1px solid rgba(15,31,36,.18);border-radius:22px;background:rgba(247,245,243,.96);box-shadow:0 22px 70px rgba(10,19,22,.28);backdrop-filter:blur(16px);transform:translate(-50%,140%);opacity:0;transition:transform .35s ease,opacity .35s ease}
.av5-sticky.is-visible{transform:translate(-50%,0);opacity:1}.av5-sticky[aria-hidden="true"]{pointer-events:none}.av5-sticky[aria-hidden="false"]{pointer-events:auto}
.av5-sticky-step{display:flex;align-items:center;gap:8px;padding:14px 17px;border-right:1px solid rgba(15,31,36,.12)}.av5-sticky-step b{color:#39636e;font-size:.76rem}.av5-sticky-step span{font-size:.68rem;font-weight:850;text-transform:uppercase;letter-spacing:.08em}
.av5-sticky-centre{display:flex;align-items:center;justify-content:center;gap:18px;padding:10px 20px}.av5-sticky-centre strong{font-size:.9rem}.av5-sticky-centre a{display:inline-flex;align-items:center;justify-content:center;min-height:38px;padding:8px 16px;border-radius:999px;background:var(--coral);color:#ffffff;font-size:.72rem;font-weight:850;white-space:nowrap}
.av5-sticky-close{width:48px;border:0;border-left:1px solid rgba(15,31,36,.12);border-radius:0 22px 22px 0;background:transparent;color:#477b89;font-size:1.35rem;cursor:pointer}

@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.av5-reveal{opacity:1;transform:none;transition:none}.av5-button,.av5-sticky{transition:none}}

@media(max-width:1120px){
  :root{--container:min(100% - 44px,1060px)}
  .av5-nav{gap:14px}.av5-nav>a:not(.av5-button){font-size:.73rem}.av5-nav .av5-button{display:none}
  .av5-hero-grid{grid-template-columns:1.14fr .86fr;gap:26px}.av5-hero h1{font-size:clamp(3.8rem,5.8vw,4.5rem)}.av5-hero-bottle img{width:min(100%,530px)}
  .av5-products-grid{grid-template-columns:1fr 1fr;gap:42px}.av5-products-bottles{min-height:620px}
  .av5-proof-track{grid-template-columns:repeat(3,1fr)}.av5-proof-track article{border-bottom:1px solid var(--line)}
  .av5-footer-main{grid-template-columns:1.2fr 1fr 1fr}.av5-footer-brand{grid-column:1/-1}
  .av5-sticky{grid-template-columns:auto auto minmax(260px,1fr) auto auto}.av5-sticky-step{padding-inline:12px}
}

@media(max-width:860px){
  :root{--container:calc(100vw - 36px)}
  .av5-topline .av5-container span:nth-child(2){display:none}
  .av5-header-inner{min-height:70px}.av5-brand img{width:168px}.av5-menu{display:block}
  .av5-nav{position:fixed;inset:0 0 auto 0;z-index:50;display:grid;gap:0;padding:112px 24px 30px;background:#091215;transform:translateY(-110%);transition:transform .3s ease;box-shadow:0 30px 60px rgba(0,0,0,.3)}.av5-nav.is-open{transform:none}.av5-nav>a:not(.av5-button){padding:14px 0;border-bottom:1px solid rgba(255,255,255,.12);font-size:1rem}.av5-nav .av5-button{display:inline-flex;margin-top:16px}.av5-menu{position:relative;z-index:60}
  .av5-hero{min-height:auto;padding-top:124px}.av5-hero-grid{grid-template-columns:1fr;min-height:auto}.av5-hero-copy{padding:55px 0 12px}.av5-hero h1{max-width:760px}.av5-hero-bottle{min-height:610px;width:min(570px,100%);margin:0 auto}.av5-hero-bottle img{width:94%;max-height:620px}
  .av5-section-head,.av5-reference-head{grid-template-columns:1fr;gap:28px}.av5-section-head>p,.av5-reference-head>p{max-width:720px;padding-top:0}
  .av5-evidence-grid{grid-template-columns:1fr}.av5-response-grid{grid-template-columns:1fr}.av5-products-grid{grid-template-columns:1fr}.av5-products-bottles{order:-1;min-height:590px;width:min(690px,100%);margin:0 auto}.av5-products-bottles img{max-height:600px}
  .av5-market-path{grid-template-columns:1fr 22px 1fr 22px 1fr;row-gap:16px}.av5-market-path div:nth-of-type(4),.av5-market-path div:nth-of-type(5){grid-row:3}.av5-market-path i:nth-of-type(3),.av5-market-path i:nth-of-type(4){display:none}
  .av5-founder-shell{grid-template-columns:1fr}.av5-founder-image{min-height:560px}.av5-founder-stats{grid-template-columns:repeat(3,1fr)}
  .av5-cta-grid{grid-template-columns:1fr}.av5-footer-main{grid-template-columns:1fr 1fr}.av5-footer-brand{grid-column:1/-1}.av5-footer-bottom{display:grid}
  .av5-sticky{grid-template-columns:1fr auto;width:calc(100vw - 24px);bottom:12px}.av5-sticky-step{display:none}.av5-sticky-centre{justify-content:space-between;padding:10px 12px 10px 16px}.av5-sticky-close{width:42px}
}

@media(max-width:620px){
  :root{--container:calc(100vw - 28px);--radius:22px}
  .av5-section{padding:74px 0}.av5-section h2,.av5-references h2,.av5-cta h2{font-size:clamp(2.35rem,11.7vw,3.55rem)}
  .av5-eyebrow{font-size:.68rem;letter-spacing:.13em;white-space:normal}
  .av5-topline .av5-container{justify-content:center}.av5-topline .av5-container span:last-child{display:none}
  .av5-brand img{width:148px}.av5-header-inner{min-height:64px}
  .av5-hero{padding-top:116px}.av5-hero-copy{padding:46px 0 0}.av5-hero h1{font-size:clamp(3.25rem,14.7vw,4.55rem);letter-spacing:-.04em;line-height:.96}.av5-hero-lead{margin-top:24px;font-size:1rem}.av5-actions{display:grid}.av5-button{width:100%}.av5-hero-bottle{min-height:500px}.av5-hero-bottle img{width:96%;max-height:510px}
  .av5-need::after{font-size:10rem}.av5-need-story article{grid-template-columns:42px 1fr;gap:17px;padding:28px 0}.av5-need-story h3{font-size:1.55rem}.av5-takeaway{grid-template-columns:1fr;gap:9px;padding:23px}
  .av5-mineral-panel header{padding:22px}.av5-bar-row{grid-template-columns:1fr 58px;gap:10px;padding:18px 22px}.av5-bar-row .av5-bar{grid-column:1/-1;grid-row:2}.av5-bar-row>strong{grid-column:2;grid-row:1}.av5-evidence-note{grid-template-columns:1fr;padding:22px}
  .av5-reference-point{grid-template-columns:1fr}.av5-reference-point>div{border-right:0;border-bottom:1px solid var(--line)}.av5-reference-point>div:nth-of-type(3){border-bottom:0}.av5-process li{grid-template-columns:42px 1fr;gap:16px}
  .av5-products-bottles{min-height:480px}.av5-products-bottles img{width:100%;max-height:490px}.av5-platform-line{grid-template-columns:1fr;gap:5px}.av5-product-list span{display:grid;gap:3px}.av5-product-list small{text-align:left}
  .av5-market-stage{grid-template-columns:1fr}.av5-market-number{min-height:auto;padding:30px}.av5-market-number>strong{margin-top:34px;font-size:4.5rem}.av5-market-path{grid-template-columns:1fr;gap:8px}.av5-market-path i{display:block!important;width:1px;height:18px;margin-left:12px}.av5-market-path div:nth-of-type(4),.av5-market-path div:nth-of-type(5){grid-row:auto}
  .av5-proof-track{grid-template-columns:1fr}.av5-proof-track article{min-height:auto;padding:28px 20px}.av5-proof-track h3{margin-top:30px}
  .av5-founder-image{min-height:430px}.av5-founder-copy{padding:38px 24px}.av5-founder-stats{grid-template-columns:1fr}.av5-founder-stats div{padding:15px 0;border-bottom:1px solid rgba(255,255,255,.12)}
  .av5-references{padding:72px 0}.av5-reference-list li{grid-template-columns:44px 1fr;gap:14px}.av5-reference-list li>a{grid-column:2;justify-self:start}.av5-footer-main{grid-template-columns:1fr}.av5-footer-brand{grid-column:auto}.av5-footer-bottom nav{display:grid;gap:8px}
  .av5-sticky-centre strong{display:none}.av5-sticky-centre a{width:100%}
}


/* v6 refinements: sticky navigation, balanced hero, clearer evidence and charcoal footer */
.av5-topline{position:fixed;z-index:120;top:0;left:0;width:100%}
.av5-header{position:fixed;z-index:110;top:34px;background:rgba(10,19,22,.90);backdrop-filter:blur(18px);box-shadow:0 1px 0 rgba(255,255,255,.10)}
.av5-header-inner{border-bottom:0}
.av5-hero{min-height:880px;padding-top:116px}
.av5-hero>.av5-container{position:relative}
.av5-hero-grid{min-height:728px}
.av5-hero-copy{padding:48px 0 74px}
.av5-hero h1{max-width:930px;font-size:clamp(3.75rem,5.05vw,4.75rem);letter-spacing:-.012em;line-height:1.02}
.av5-hero h1 span:nth-child(2){color:#ffffff}.av5-hero h1 span:last-child{color:var(--aqua)}
.av5-hero-bottle{min-height:710px}
.av5-hero-bottle img{width:min(100%,600px);max-height:755px}

.av5-section h2,.av5-cta h2{letter-spacing:-.024em;line-height:1.02}
.av5-need-story h3,.av5-process h3,.av5-proof-track h3,.av5-opportunity-card h3{letter-spacing:-.018em}

.av5-mineral-panel header{align-items:center}
.av5-mineral-panel header>div{display:grid;gap:8px}
.av5-mineral-panel header>div>small{max-width:360px;color:#93a7ad;font-size:.63rem;line-height:1.45}
.av5-bar-row>strong{display:grid;justify-items:end;line-height:1.05}
.av5-bar-row>strong small{margin-top:6px;color:#839aa2;font-size:.55rem;font-weight:700;letter-spacing:.02em}
.av5-bar{overflow:visible}
.av5-bar i{overflow:hidden}
.av5-bar em{position:absolute;z-index:2;top:-5px;bottom:-5px;width:2px;border-radius:2px;background:#ffffff;box-shadow:0 0 0 3px rgba(255,255,255,.12)}
.av5-bar--calcium em{left:16.67%}
.av5-bar--magnesium em{left:25.9%}
.av5-bar-row--alert>strong small{color:#48bdd4}

.av5-response-principles{display:grid;grid-template-columns:repeat(3,1fr);margin-top:36px;border:1px solid var(--line);background:#ffffff;box-shadow:0 18px 48px rgba(15,31,36,.08)}
.av5-response-principles div{padding:24px 20px;border-right:1px solid var(--line)}
.av5-response-principles div:last-child{border-right:0}
.av5-response-principles strong{display:block;color:#355d68;font-size:1.15rem;letter-spacing:-.015em}
.av5-response-principles span{display:block;margin-top:6px;color:var(--muted);font-size:.67rem;line-height:1.45}

.av5-products-bottles img{width:min(100%,760px);max-height:720px}

.av5-market-intro{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(340px,.9fr);gap:clamp(48px,7vw,90px);align-items:end;margin-bottom:46px}
.av5-market-intro h2{max-width:720px;margin:0;font-size:clamp(2.65rem,4.15vw,4.25rem);font-weight:780;letter-spacing:-.022em;line-height:1.03}
.av5-market-intro h2 span{display:block}
.av5-market-intro>p:last-child{max-width:540px;margin:0;color:var(--muted);font-size:.96rem;line-height:1.68}
.av5-opportunity-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.av5-opportunity-card{display:flex;flex-direction:column;min-height:360px;padding:30px 28px;border:1px solid rgba(15,31,36,.12);border-radius:22px;background:#ffffff;box-shadow:0 18px 44px rgba(15,31,36,.055)}
.av5-opportunity-card--dark{background:var(--ink);color:#ffffff}
.av5-opportunity-card>span{color:#657e87;font-size:.62rem;font-weight:850;letter-spacing:.11em;text-transform:uppercase}.av5-opportunity-card--dark>span{color:#8ea3aa}
.av5-opportunity-card>strong{display:block;margin-top:32px;color:#3a6470;font-size:clamp(2.5rem,4vw,4.1rem);font-weight:800;letter-spacing:-.045em;line-height:.92}.av5-opportunity-card--dark>strong{color:var(--aqua)}
.av5-opportunity-card h3{margin:24px 0 0;font-size:1.25rem;line-height:1.17}
.av5-opportunity-card p{margin:14px 0 0;color:#487e8d;font-size:.76rem;line-height:1.6}.av5-opportunity-card--dark p{color:#a2b3b8}

.av5-cta{background:var(--warm);border-top:1px solid rgba(15,31,36,.10)}
.av5-cta p{color:#467a88}
.av5-footer{border-top:0;background:#081012;color:#ffffff}
.av5-footer-logo{filter:brightness(0) invert(1)}
.av5-footer p,.av5-footer a{color:#98abb1}
.av5-footer h3,.av5-footer-contact strong{color:#ffffff}
.av5-footer-office,.av5-footer-disclaimer{border-color:rgba(255,255,255,.12)}
.av5-footer-disclaimer{color:#7b939b}
.av5-footer-bottom{border-color:rgba(255,255,255,.12)}

.av5-sticky{width:min(930px,calc(100vw - 32px));border-radius:18px}
.av5-sticky-step{padding:11px 15px}
.av5-sticky-step span{font-size:.61rem}
.av5-sticky-centre{gap:14px;padding:8px 16px;text-align:center}
.av5-sticky-centre strong{display:flex;align-items:center;justify-content:center;gap:9px;font-size:.67rem;font-weight:760;letter-spacing:.01em;white-space:nowrap}
.av5-sticky-centre strong i{display:block;width:1px;height:14px;background:rgba(15,31,36,.22)}
.av5-sticky-centre a{min-height:34px;padding:7px 14px;font-size:.67rem}
.av5-sticky-close{width:44px;border-radius:0 18px 18px 0}

@media(max-width:1120px){
  .av5-hero h1{font-size:clamp(3.55rem,5.25vw,4.25rem)}
  .av5-opportunity-cards{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  .av5-hero-grid{min-height:auto}.av5-hero-copy{padding:42px 0 10px}.av5-hero-bottle{min-height:640px}.av5-hero-bottle img{max-height:650px}
  .av5-market-intro{grid-template-columns:1fr;gap:24px}.av5-market-intro>p:last-child{max-width:720px}
  .av5-response-principles{grid-template-columns:1fr}.av5-response-principles div{border-right:0;border-bottom:1px solid var(--line)}.av5-response-principles div:last-child{border-bottom:0}
  .av5-sticky-centre strong{font-size:.64rem}
}
@media(max-width:620px){
  .av5-hero h1{font-size:clamp(2.8rem,13vw,4rem);letter-spacing:-.012em;line-height:1.01}
  .av5-hero-bottle{min-height:540px}.av5-hero-bottle img{max-height:550px}
  .av5-mineral-panel header{align-items:flex-start}.av5-mineral-panel header strong{padding-top:6px}.av5-bar-row>strong small{font-size:.5rem}
  .av5-opportunity-cards{grid-template-columns:1fr}.av5-opportunity-card{min-height:auto}.av5-market-intro h2{font-size:clamp(2.3rem,10.5vw,3.25rem)}
  .av5-sticky-centre{padding:8px 10px}.av5-sticky-centre strong{display:none}.av5-sticky-centre a{width:100%}
}

.av5-section[id]{scroll-margin-top:124px}
@media(min-width:621px){.av5-hero h1 span{white-space:nowrap}}
.av5-products-copy h2{font-size:clamp(2.85rem,4.25vw,4.35rem)}
.av5-market-intro>div>h2{max-width:720px;margin:0;font-size:clamp(2.65rem,4.15vw,4.25rem);font-weight:780;letter-spacing:-.022em;line-height:1.03}
.av5-market-intro>div>h2 span{display:block}
@media(max-width:620px){.av5-products-copy h2{font-size:clamp(2.35rem,10.8vw,3.35rem)}.av5-market-intro>div>h2{font-size:clamp(2.3rem,10.5vw,3.25rem)}}

.av5-market-intro>div>h2{font-size:clamp(2.55rem,3.75vw,3.85rem)}

/* Keep the product-platform heading on its two authored lines on desktop. */
.av5-products-copy h2{font-size:clamp(2.75rem,3.35vw,3.35rem);line-height:1.03}
.av5-products-copy h2 span{display:block;white-space:nowrap}
@media(max-width:860px){.av5-products-copy h2 span{white-space:normal}}

/* v7 refinements requested 05 August 2026 */
.av5-topline .av5-topline-centre{
  justify-content:center;
  gap:13px;
  text-align:center;
  font-size:.61rem;
  letter-spacing:.095em;
}
.av5-topline-centre i{
  display:block;
  width:1px;
  height:12px;
  flex:0 0 1px;
  background:rgba(196,206,209,.38);
}

.av5-button--aqua{background:var(--aqua);color:var(--ink-deep)}
.av5-button--aqua:hover{background:#5ac3d8}
.av5-button--aqua-outline{border-color:rgba(54,182,208,.75);background:rgba(54,182,208,.04);color:var(--aqua)}
.av5-button--aqua-outline:hover{background:rgba(54,182,208,.12);border-color:var(--aqua)}

.av5-hero{min-height:850px;padding-top:116px}
.av5-hero-grid{grid-template-columns:minmax(0,1.34fr) minmax(330px,.66fr);min-height:734px;gap:clamp(28px,3.8vw,54px)}
.av5-hero-copy{padding:72px 0 82px}
.av5-hero h1{max-width:980px;font-size:clamp(4.45rem,6.1vw,5.6rem);letter-spacing:-.006em;line-height:.99}
.av5-hero h1 span:nth-child(2){color:var(--aqua)}
.av5-hero h1 span:last-child{color:#ffffff}
.av5-hero-bottle{min-height:650px}
.av5-hero-bottle img{width:min(86%,455px);max-height:650px;bottom:42px}
.av5-hero-bottle::after{left:17%;right:17%;bottom:50px;height:54px}

.av5-need-story article{grid-template-columns:88px minmax(0,1fr);gap:28px;padding:31px 0}
.av5-need-story h3{max-width:1050px;font-size:clamp(1.45rem,2.15vw,2.16rem);letter-spacing:-.014em;line-height:1.12}
.av5-need-story article p:not(.av5-story-label){max-width:1100px;margin-top:10px;font-size:.84rem;line-height:1.58}
.av5-two-line-copy span,.av5-three-line-copy span{display:block}
@media(min-width:1180px){
  .av5-one-line-title{white-space:nowrap}
  .av5-two-line-copy span{white-space:nowrap}
}

.av5-evidence-note{grid-template-columns:1fr 1fr;gap:14px;margin-top:18px;padding:0;border:0;background:transparent}
.av5-evidence-note p{padding:15px 17px;border:1px solid rgba(255,255,255,.12);border-radius:14px;background:rgba(255,255,255,.045);font-size:.68rem;line-height:1.52}
.av5-bar-row>strong small{max-width:76px;text-align:right;line-height:1.18}

.av5-response{background:#f1f2f2}
.av5-response-copy h2{max-width:850px;font-size:clamp(2.8rem,4.35vw,4.45rem);letter-spacing:-.012em}
.av5-response-copy>p:not(.av5-eyebrow){max-width:760px;line-height:1.67}
.av5-response-principles strong{font-size:1.02rem;letter-spacing:0}
.av5-process h3{font-size:1.35rem;letter-spacing:-.008em}

.av5-market-intro>div>h2{max-width:760px;font-size:clamp(2.45rem,3.35vw,3.35rem);letter-spacing:-.006em;line-height:1.06}
.av5-opportunity-cards{gap:16px}
.av5-opportunity-card,
.av5-opportunity-card--dark{
  min-height:328px;
  padding:27px 24px;
  border-color:rgba(255,255,255,.09);
  background:#14292f;
  color:#ffffff;
  box-shadow:0 18px 42px rgba(15,31,36,.14);
}
.av5-opportunity-card:nth-child(2){background:#172f36}
.av5-opportunity-card:nth-child(3){background:#1a353d}
.av5-opportunity-card:nth-child(4){background:#1d3b44}
.av5-opportunity-card>span,.av5-opportunity-card--dark>span{color:#38b7d0}
.av5-opportunity-card>strong,.av5-opportunity-card--dark>strong{margin-top:25px;color:var(--aqua);font-size:clamp(2rem,2.9vw,3rem);letter-spacing:-.025em;line-height:1}
.av5-opportunity-card h3{margin-top:22px;color:#ffffff;font-size:1.03rem;letter-spacing:.002em;line-height:1.2;white-space:nowrap}
.av5-opportunity-card p,.av5-opportunity-card--dark p{margin-top:13px;color:#b6c3c8;font-size:.72rem;line-height:1.58}

.av5-proof-track article{min-height:292px;padding:32px 19px}
.av5-proof-track h3{margin-top:45px;font-size:1.12rem;letter-spacing:0;white-space:nowrap}
.av5-proof-track p{font-size:.72rem;line-height:1.55}

.av5-founder-stats strong{font-size:2.18rem}

.av5-cta{background:var(--warm);border-top:1px solid rgba(15,31,36,.1)}
.av5-cta p{color:#467a88}
.av5-footer{background:#081012;color:#ffffff}

.av5-sticky-centre a{background:var(--aqua);color:var(--ink-deep)}

@media(max-width:1120px){
  .av5-hero-grid{grid-template-columns:1.22fr .78fr}
  .av5-hero h1{font-size:clamp(3.85rem,6.15vw,4.7rem)}
  .av5-hero-bottle img{width:min(84%,420px);max-height:610px}
  .av5-opportunity-card h3,.av5-proof-track h3{white-space:normal}
}
@media(max-width:860px){
  .av5-topline .av5-container span:nth-child(2){display:inline}
  .av5-hero-grid{grid-template-columns:1fr}
  .av5-hero-copy{padding:60px 0 4px}
  .av5-hero-bottle{min-height:500px;width:min(500px,100%)}
  .av5-hero-bottle img{width:min(78%,390px);max-height:500px;bottom:18px}
  .av5-two-line-copy span,.av5-three-line-copy span{white-space:normal}
  .av5-evidence-note{grid-template-columns:1fr}
}
@media(max-width:620px){
  .av5-topline{height:32px}
  .av5-topline .av5-topline-centre{display:flex;justify-content:center;gap:7px;font-size:.48rem;letter-spacing:.055em;white-space:nowrap}
  .av5-topline .av5-container span:last-child{display:inline}
  .av5-topline-centre i{height:9px}
  .av5-header{top:32px}
  .av5-hero{padding-top:100px}
  .av5-hero h1{font-size:clamp(3rem,14.6vw,4.2rem);letter-spacing:-.012em;line-height:1}
  .av5-hero-bottle{min-height:420px}
  .av5-hero-bottle img{width:min(76%,330px);max-height:430px}
  .av5-need-story article{grid-template-columns:40px 1fr;gap:15px;padding:26px 0}
  .av5-need-story h3{font-size:1.42rem}
  .av5-evidence-note p{padding:14px;font-size:.65rem}
  .av5-opportunity-card{min-height:auto}
  .av5-opportunity-card h3{font-size:1rem}
  .av5-proof-track article{min-height:auto}
  .av5-proof-track h3{margin-top:28px}
}

/* v7 final optical corrections */
.av5-hero h1{font-size:clamp(4.3rem,5.65vw,5.15rem)}
.av5-hero h1 span:last-child{font-size:.92em}
.av5-hero-bottle img{width:min(82%,430px);max-height:625px}
.av5-response-grid{grid-template-columns:minmax(0,1.16fr) minmax(420px,.84fr);gap:clamp(52px,6.5vw,96px)}
.av5-response-copy h2{font-size:clamp(2.8rem,3.65vw,3.72rem);line-height:1.02}
.av5-opportunity-card p,.av5-opportunity-card--dark p{font-size:.68rem}
.av5-opportunity-card{min-height:310px}
@media(max-width:1120px){
  .av5-hero h1{font-size:clamp(3.75rem,5.7vw,4.45rem)}
  .av5-hero-bottle img{width:min(80%,395px)}
  .av5-response-grid{grid-template-columns:1fr 1fr;gap:48px}
  .av5-response-copy h2{font-size:clamp(2.65rem,4vw,3.35rem)}
}
@media(max-width:860px){
  .av5-response-grid{grid-template-columns:1fr}
}

/* v8: seamless science homepage refinements, 05 August 2026 */
:root{
  --burgundy:#2c5967;
  --warm-header:#f3f0ec;
  --charcoal:#081012;
}

/* Warm-white navigation that leaves the screen as soon as the visitor scrolls. */
.av5-topline,
.av5-header{
  transition:transform .28s ease,opacity .22s ease;
  will-change:transform;
}
.av5-topline{
  background:var(--warm-header);
  color:var(--burgundy);
  border-bottom:1px solid rgba(44,89,103,.09);
}
.av5-topline-centre i{background:rgba(44,89,103,.28)}
.av5-header{
  background:rgba(243,240,236,.98);
  color:var(--burgundy);
  box-shadow:0 1px 0 rgba(44,89,103,.11),0 12px 34px rgba(20,41,48,.055);
  backdrop-filter:blur(18px);
}
.av5-header-inner{border-bottom:0}
.av5-brand img{width:196px;filter:none}
.av5-nav>a:not(.av5-button){color:var(--burgundy);font-weight:780}
.av5-nav>a:not(.av5-button)::after{background:var(--burgundy)}
.av5-menu{border-color:rgba(44,89,103,.25);background:rgba(44,89,103,.04);color:var(--burgundy)}
body.av5-chrome-hidden .av5-topline{transform:translateY(-110%);opacity:0}
body.av5-chrome-hidden .av5-header{transform:translateY(-150%);opacity:0}

/* Buttons use clear black type on the light aqua brand colour. */
.av5-button{font-weight:900;letter-spacing:.005em}
.av5-button--aqua{background:var(--aqua);color:#0a1518}
.av5-button--aqua:hover{background:#5ac3d8;color:#0a1518}
.av5-button--aqua-outline{border-color:rgba(54,182,208,.84);background:var(--aqua);color:#0a1518}
.av5-button--aqua-outline:hover{border-color:#5ac3d8;background:#5ac3d8;color:#0a1518}

/* A quiet dotted field ties the sections together without becoming decoration. */
.av5-need,.av5-response,.av5-market,.av5-proof,.av5-cta{
  background-image:radial-gradient(circle,rgba(28,56,64,.085) 1px,transparent 1.15px);
  background-size:28px 28px;
  background-position:14px 14px;
}
.av5-bangladesh,.av5-products,.av5-founder{
  background-image:radial-gradient(circle,rgba(255,255,255,.075) 1px,transparent 1.15px);
  background-size:30px 30px;
  background-position:15px 15px;
}
.av5-hero::before{
  background:
    radial-gradient(circle,rgba(255,255,255,.065) 1px,transparent 1.15px) 14px 14px/30px 30px,
    radial-gradient(circle at 78% 50%,rgba(48,177,203,.2),transparent 29%),
    linear-gradient(135deg,#0a1316 0%,#14282e 68%,#1b373f 100%);
}

/* More proportionate single bottle in the hero. */
.av5-hero-grid{grid-template-columns:minmax(0,1.34fr) minmax(320px,.66fr)}
.av5-hero-bottle{min-height:630px}
.av5-hero-bottle img{width:min(78%,390px);max-height:610px;bottom:48px}
.av5-hero-bottle::after{left:20%;right:20%;bottom:54px;height:46px}

/* Scientific need: authored 1 / 1 / 2-line supporting-copy rhythm on large desktop. */
.av5-need-story article{grid-template-columns:82px minmax(0,1fr);gap:26px;padding:29px 0}
.av5-need-story h3{max-width:none;font-size:clamp(1.4rem,1.75vw,1.76rem);letter-spacing:-.012em;line-height:1.18}
.av5-need-story article p:not(.av5-story-label){max-width:none;margin-top:9px;font-size:.84rem;line-height:1.55}
.av5-risk-line{font-size:clamp(1.28rem,1.52vw,1.58rem)!important;letter-spacing:-.005em!important}
@media(min-width:1180px){
  .av5-one-line-title,.av5-one-line-copy,.av5-risk-line{white-space:nowrap}
  .av5-two-line-copy span{display:block;white-space:nowrap}
}

/* Bangladesh labels prioritise legibility; explanatory cards have been removed. */
.av5-mineral-panel header{padding:27px 28px}
.av5-mineral-panel header span{font-size:clamp(2.25rem,3.3vw,3.45rem);letter-spacing:-.032em}
.av5-mineral-panel header>div>small{max-width:410px;color:#b5c3c7;font-size:.76rem;line-height:1.45}
.av5-mineral-panel header strong{color:#adbdc2;font-size:.76rem}
.av5-bar-row{grid-template-columns:minmax(170px,1fr) minmax(115px,1.15fr) 92px;min-height:98px;padding:18px 26px}
.av5-bar-row b{font-size:1rem;line-height:1.25}
.av5-bar-row small{font-size:.73rem}
.av5-bar-row>strong{font-size:1.55rem}
.av5-bar-row>strong small{max-width:90px;font-size:.61rem;line-height:1.23}

/* A distinctive quality equation replaces repeated principle cards. */
.av5-response{background-color:#f1f2f2}
.av5-response-grid{grid-template-columns:minmax(0,1.13fr) minmax(410px,.87fr);gap:clamp(54px,7vw,96px);align-items:center}
.av5-response-copy h2{max-width:830px;font-size:clamp(2.9rem,4.35vw,4.35rem)}
.av5-response-copy>p:not(.av5-eyebrow){max-width:760px;font-size:1rem;line-height:1.68}
.av5-standard-equation{
  display:grid;
  grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1.08fr);
  align-items:stretch;
  gap:10px;
  margin-top:34px;
  padding:14px;
  border:1px solid rgba(15,31,36,.13);
  border-radius:22px;
  background:rgba(255,255,255,.76);
  box-shadow:0 18px 44px rgba(15,31,36,.07);
}
.av5-standard-equation>div{display:flex;min-height:112px;flex-direction:column;justify-content:center;padding:18px 15px;border-radius:14px;background:#ffffff}
.av5-standard-equation>i{align-self:center;color:#7f969e;font-size:1.15rem;font-style:normal;font-weight:800}
.av5-standard-equation b{color:#355d68;font-size:1.13rem;letter-spacing:-.012em}
.av5-standard-equation span{margin-top:5px;color:var(--muted);font-size:.66rem;line-height:1.38}
.av5-standard-equation .av5-standard-result{background:var(--ink);color:#ffffff}
.av5-standard-equation .av5-standard-result b{color:var(--aqua)}
.av5-standard-equation .av5-standard-result span{color:#aebdc2}
.av5-process{border-top:0}
.av5-process li{grid-template-columns:48px 1fr;gap:18px;padding:24px 0}
.av5-process h3{font-size:1.3rem;letter-spacing:-.008em}
.av5-process p{margin-top:6px;font-size:.8rem;line-height:1.52}

/* Give the supplied four-bottle family greater visual authority. */
.av5-products-grid{grid-template-columns:minmax(0,.82fr) minmax(530px,1.18fr);gap:clamp(34px,5vw,70px)}
.av5-products-bottles{min-height:760px}
.av5-products-bottles img{width:min(112%,820px);max-height:760px}
.av5-products-bottles::after{left:3%;right:1%;bottom:32px}

/* Commercial cards are compact, dark and consistently structured. */
.av5-market-intro{align-items:end;margin-bottom:36px}
.av5-market-intro>div>h2{font-size:clamp(2.55rem,3.25vw,3.35rem);letter-spacing:-.012em;line-height:1.06}
.av5-opportunity-cards{gap:16px}
.av5-opportunity-card{min-height:0;padding:25px 23px;border-radius:18px;box-shadow:0 15px 36px rgba(15,31,36,.07)}
.av5-opportunity-card--dark{background:var(--ink);color:#ffffff}
.av5-opportunity-card>span{font-size:.65rem}
.av5-opportunity-card>strong{margin-top:22px;font-size:clamp(2.35rem,3.25vw,3.3rem);letter-spacing:-.032em;line-height:.96}
.av5-opportunity-card h3{margin-top:19px;color:#ffffff;font-size:1rem;letter-spacing:.002em;line-height:1.2;white-space:nowrap}
.av5-opportunity-card p,.av5-opportunity-card--dark p{margin-top:12px;color:#b0bfc4;font-size:.74rem;line-height:1.52}
.av5-three-line-copy span{display:block}

/* Building-confidence cards: no forced dead height, concise one-line headings. */
.av5-proof-track article{min-height:0;padding:28px 19px 26px}
.av5-proof-track h3{margin:40px 0 11px;font-size:1.12rem;letter-spacing:-.004em;white-space:nowrap}
.av5-proof-track p{font-size:.75rem;line-height:1.5}

/* Warm pre-footer, charcoal footer and exact supplied logos. */
.av5-cta{background-color:var(--warm);border-top:1px solid rgba(15,31,36,.1)}
.av5-cta .av5-button{color:#0a1518}
.av5-footer{background:var(--charcoal);color:#ffffff}
.av5-footer-logo{filter:none}
.av5-footer p,.av5-footer a{color:#a0b2b8}
.av5-footer h3,.av5-footer-contact strong{color:#ffffff}
.av5-footer-office,.av5-footer-disclaimer,.av5-footer-bottom{border-color:rgba(255,255,255,.12)}
.av5-footer-disclaimer{color:#7b939b}

@media(max-width:1120px){
  .av5-opportunity-card h3{white-space:normal}
  .av5-proof-track h3{white-space:normal}
  .av5-products-grid{grid-template-columns:1fr 1fr}
  .av5-products-bottles{min-height:690px}
  .av5-products-bottles img{max-height:690px}
  .av5-standard-equation{grid-template-columns:1fr auto 1fr;}
  .av5-standard-equation>i:nth-of-type(3),.av5-standard-equation>div:last-child{grid-column:auto}
}

@media(max-width:860px){
  .av5-nav{background:var(--warm-header);box-shadow:0 30px 60px rgba(20,41,48,.18)}
  .av5-nav>a:not(.av5-button){color:var(--burgundy);border-color:rgba(44,89,103,.14)}
  .av5-brand img{width:168px}
  .av5-hero-bottle{min-height:560px}
  .av5-hero-bottle img{width:min(72%,360px);max-height:540px}
  .av5-response-grid{grid-template-columns:1fr}
  .av5-standard-equation{grid-template-columns:1fr auto 1fr auto 1fr auto 1fr}
  .av5-products-bottles{min-height:650px}
  .av5-products-bottles img{width:min(112%,760px);max-height:650px}
}

@media(max-width:620px){
  .av5-brand img{width:148px}
  .av5-topline .av5-topline-centre{font-size:.55rem;gap:8px;letter-spacing:.075em}
  .av5-topline-centre i{height:10px}
  .av5-hero-bottle{min-height:455px}
  .av5-hero-bottle img{width:min(72%,300px);max-height:440px;bottom:24px}
  .av5-need-story article{grid-template-columns:38px 1fr;gap:14px;padding:25px 0}
  .av5-need-story h3,.av5-risk-line{font-size:1.38rem!important;white-space:normal!important}
  .av5-one-line-copy,.av5-two-line-copy span{white-space:normal!important}
  .av5-mineral-panel header{padding:22px}
  .av5-mineral-panel header span{font-size:2.25rem}
  .av5-mineral-panel header>div>small{font-size:.69rem}
  .av5-bar-row{grid-template-columns:1fr 70px;padding:17px 20px}
  .av5-bar-row b{font-size:.9rem}.av5-bar-row small{font-size:.66rem}.av5-bar-row>strong{font-size:1.32rem}
  .av5-standard-equation{grid-template-columns:1fr;gap:7px;padding:10px}
  .av5-standard-equation>div{min-height:auto;padding:16px}
  .av5-standard-equation>i{transform:rotate(90deg)}
  .av5-products-bottles{min-height:500px}
  .av5-products-bottles img{width:110%;max-height:500px}
  .av5-opportunity-card{padding:23px 21px}
  .av5-opportunity-card h3{white-space:normal}
  .av5-proof-track h3{white-space:normal}
}

/* v8 mobile stacking corrections after the desktop overrides above. */
.av5-button--aqua,.av5-button--aqua-outline{color:#0a1518!important}
@media(max-width:860px){
  .av5-hero-grid{grid-template-columns:1fr;gap:8px;min-height:auto}
  .av5-hero-copy{width:100%;padding:54px 0 0}
  .av5-products-grid{grid-template-columns:1fr;gap:30px}
  .av5-products-bottles{order:0;width:100%;margin:0 auto}
}
@media(max-width:620px){
  .av5-hero h1{font-size:clamp(2.75rem,13.2vw,3.35rem);letter-spacing:-.018em;line-height:.98}
  .av5-hero-lead{max-width:100%;font-size:1rem;line-height:1.58}
  .av5-actions{grid-template-columns:1fr;gap:10px}
  .av5-button{min-height:52px;border-radius:999px}
  .av5-hero-bottle{width:100%;margin:0 auto}
  .av5-products-bottles{order:0}
}
.av5-button{font-weight:900!important}
.av5-need{overflow:hidden}


/* v9 refinements: approved screenshot revisions, 05 August 2026 */
:root{--topline-h:34px;}
.av5-section{padding:104px 0;}
.av5-topline{height:var(--topline-h);background:#060d0f;color:rgba(255,255,255,.78);border-bottom:1px solid rgba(255,255,255,.08);}
.av5-topline .av5-topline-centre{font-size:.61rem;letter-spacing:.12em;}
.av5-topline-centre i{background:rgba(54,182,208,.38);}
.av5-header{top:var(--topline-h);background:rgba(8,16,18,.96);color:#f3f0ec;box-shadow:0 1px 0 rgba(255,255,255,.08),0 12px 30px rgba(0,0,0,.18);backdrop-filter:blur(18px);}
.av5-brand img{width:206px;}
.av5-nav>a:not(.av5-button){color:#f1eee9;font-weight:760;}
.av5-nav>a:not(.av5-button)::after{background:var(--aqua);}
.av5-nav>a[aria-current="page"]{color:#ffffff;}
.av5-menu{border-color:rgba(255,255,255,.18);background:rgba(255,255,255,.03);color:#ffffff;}
body.av5-chrome-hidden .av5-topline{transform:translateY(-110%);opacity:0;}
body.av5-chrome-hidden .av5-header{transform:translateY(calc(-1 * var(--topline-h)));opacity:1;}

.av5-button{font-weight:900!important;letter-spacing:.003em;}
.av5-button--aqua,.av5-button--aqua-outline{color:#0a1518!important;}
.av5-button--aqua{background:var(--aqua);}
.av5-button--aqua:hover,.av5-button--aqua-outline:hover{background:#5ac3d8;}
.av5-button--aqua-outline{border-color:rgba(54,182,208,.82);background:var(--aqua);}

.av5-hero{min-height:900px;padding-top:122px;}
.av5-hero-grid{grid-template-columns:minmax(0,1.44fr) minmax(300px,.56fr);min-height:744px;gap:18px;}
.av5-hero-copy{padding:56px 0 78px;}
.av5-hero h1{max-width:980px;font-size:clamp(4.2rem,5.65vw,5.35rem);letter-spacing:-.028em;line-height:.98;}
.av5-hero h1 span:first-child{color:#ffffff;}
.av5-hero h1 span:nth-child(2){color:var(--aqua);}
.av5-hero h1 span:last-child{color:#ffffff;}
.av5-hero-lead{max-width:900px;}
.av5-hero-bottle{min-height:610px;align-items:center;}
.av5-hero-bottle img{width:min(68%,340px);max-height:570px;bottom:32px;}
.av5-hero-bottle::after{left:23%;right:23%;bottom:42px;height:40px;}

.av5-need .av5-section-head{margin-bottom:16px;}
.av5-need-story article{padding:27px 0;}
.av5-need-story h3{font-size:clamp(1.42rem,1.75vw,1.74rem);line-height:1.17;}
.av5-need-story article p:not(.av5-story-label){font-size:.845rem;line-height:1.52;}
.av5-two-line-copy span{display:block;}
@media(min-width:1180px){
  .av5-two-line-copy span{white-space:nowrap;}
}

.av5-mineral-panel header span{font-size:clamp(2.45rem,3.6vw,3.7rem);}
.av5-mineral-panel header strong{font-size:.79rem;}
.av5-bar-row{grid-template-columns:minmax(190px,1fr) minmax(135px,1.15fr) 96px;min-height:102px;padding:18px 28px;}
.av5-bar-row b{font-size:1.06rem;}
.av5-bar-row small{font-size:.76rem;}
.av5-bar-row>strong{font-size:1.62rem;}
.av5-bar-row>strong small{font-size:.62rem;}

.av5-response-copy h2{font-size:clamp(3rem,4.2vw,4.15rem);}
.av5-standard-equation{margin-top:30px;}
.av5-process li{padding:22px 0;}

.av5-products-grid{grid-template-columns:minmax(0,.8fr) minmax(560px,1.2fr);gap:clamp(34px,5vw,70px);}
.av5-products-bottles{min-height:785px;}
.av5-products-bottles img{width:min(116%,860px);max-height:785px;}
.av5-products-bottles::after{left:3%;right:1%;bottom:28px;}

.av5-market{padding-top:104px;padding-bottom:104px;}
.av5-market-intro{margin-bottom:34px;}
.av5-market-intro > div > h2{font-size:clamp(2.4rem,3vw,3.05rem);letter-spacing:-.015em;}
.av5-opportunity-card{padding:25px 24px 24px;}
.av5-opportunity-card h3{font-size:1rem;white-space:nowrap;}
.av5-opportunity-card p{font-size:.75rem;line-height:1.5;}
@media(min-width:1180px){
  .av5-opportunity-card p span{display:block;white-space:nowrap;}
}
.av5-market-path{margin-top:26px;margin-bottom:18px;}
.av5-market .av5-text-link{margin-top:0;}

.av5-proof{padding-top:104px;padding-bottom:104px;}
.av5-proof-track h3{font-size:1.06rem;white-space:nowrap;}
.av5-proof-track p{font-size:.75rem;line-height:1.5;}

.av5-founder{padding-top:104px;padding-bottom:104px;}
.av5-cta{padding:104px 0;background:var(--warm);}
.av5-footer{background:var(--charcoal);}

@media(max-width:860px){
  .av5-nav{background:#081012;box-shadow:0 30px 60px rgba(0,0,0,.28);}
  .av5-nav>a:not(.av5-button){color:#f1eee9;border-color:rgba(255,255,255,.1);}
  .av5-brand img{width:172px;}
  .av5-hero-grid{grid-template-columns:1fr;gap:8px;min-height:auto;}
  .av5-hero-copy{padding:56px 0 8px;}
  .av5-hero-bottle{min-height:540px;}
  .av5-hero-bottle img{width:min(70%,336px);max-height:520px;bottom:20px;}
  .av5-products-grid{grid-template-columns:1fr;}
  .av5-products-bottles{min-height:655px;}
  .av5-products-bottles img{width:min(112%,760px);max-height:655px;}
}
@media(max-width:620px){
  :root{--topline-h:32px;}
  .av5-section,.av5-market,.av5-proof,.av5-founder,.av5-cta{padding:68px 0;}
  .av5-topline .av5-topline-centre{font-size:.53rem;gap:8px;letter-spacing:.07em;}
  body.av5-chrome-hidden .av5-header{transform:translateY(calc(-1 * var(--topline-h)));}
  .av5-hero{padding-top:116px;min-height:auto;}
  .av5-hero h1{font-size:clamp(2.9rem,13.7vw,3.55rem);line-height:.98;}
  .av5-hero-bottle{min-height:445px;}
  .av5-hero-bottle img{width:min(72%,292px);max-height:430px;bottom:18px;}
  .av5-need-story article p:not(.av5-story-label){font-size:.88rem;line-height:1.56;}
  .av5-two-line-copy span,.av5-three-line-copy span{white-space:normal!important;}
  .av5-opportunity-card h3,.av5-proof-track h3{white-space:normal;}
  .av5-bar-row{grid-template-columns:1fr 74px;padding:17px 20px;}
}


/* Completed product-science status */
.av5-proof-track article.is-complete{background:#eff0f0;}
.av5-proof-track article.is-complete>b{color:#355d68;}