:root{
 --blue:#0a3780;--blue-2:#1a4a94;--red:#d0101c;--red-2:#b30715;
 --cream:#f7f2e9;--paper:#fbf8f2;--card:#fffdf9;--line:#e6dccb;--beige:#efe5d4;
 --text:#1f2f4a;--muted:#38475c;
 --serif:"Source Serif 4",Georgia,"Times New Roman",serif;
 --display:"Roboto Serif",Georgia,serif;
 --sans:Arial,"Helvetica Neue",sans-serif;
 --wrap:1200px;--r:14px;--shadow:0 6px 24px rgba(40,30,10,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);font-family:var(--serif);color:var(--text);font-size:19px;line-height:1.5;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{font-family:var(--display);color:var(--blue);margin:0;line-height:1.05;font-variation-settings:"wdth" 82;letter-spacing:-.01em}
h2{font-size:clamp(30px,3.6vw,50px);font-weight:700}
h3{font-size:21px;font-weight:700;font-variation-settings:"wdth" 88;line-height:1.2}
p{margin:0}
.red{color:var(--red)}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 20px}
a,button,input{font:inherit}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid #e6a300;outline-offset:2px}

/* icons */
.i{width:1em;height:1em;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;flex:none}
.ic{width:64px;height:64px;border-radius:50%;background:var(--beige);color:var(--blue);display:grid;place-items:center;font-size:30px;flex:none}
.ic.sm{width:52px;height:52px;font-size:25px}
.ic.white{background:#fff;box-shadow:0 2px 8px rgba(10,55,128,.12)}

/* header */
header{position:sticky;top:0;z-index:50;background:#fffdf8;box-shadow:0 2px 8px #0002}
.top{max-width:var(--wrap);margin:auto;display:flex;align-items:center;justify-content:space-between;padding:9px 20px;gap:20px}
.logo{font:italic 700 27px/1 var(--serif);text-decoration:none;color:var(--blue);white-space:nowrap}.logo span{color:var(--red)}
nav{display:flex;gap:clamp(8px,2vw,30px);align-items:center;flex-wrap:wrap}
nav a{color:var(--blue);text-decoration:none;font:17px var(--sans);padding:10px 2px}
nav a:hover{text-decoration:underline}
.hdr-cta{display:none}
section{scroll-margin-top:65px}

/* shared */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);box-shadow:var(--shadow)}
.badge{display:inline-block;background:var(--red);color:#fff;font:700 clamp(24px,2.6vw,40px)/1 var(--display);font-variation-settings:"wdth" 80;padding:10px 16px;border-radius:4px}
.old{color:#8a8f98;text-decoration:line-through;text-decoration-color:var(--red);text-decoration-thickness:2px;font:600 30px/1 var(--display);font-variation-settings:"wdth" 82}
.price{color:var(--red);font:800 clamp(46px,4.6vw,66px)/1 var(--display);font-variation-settings:"wdth" 80;letter-spacing:-.02em}
.order-form{display:flex;flex-direction:column;gap:12px}
.order-form input:not([type="checkbox"]){height:58px;background:#fff;border:1px solid #b9c2cd;border-radius:6px;padding:0 16px;width:100%;font:19px var(--sans);color:#1d2633;border-width:2px}
.order-form input::placeholder{color:#5c6878}
.order-form input{scroll-margin-top:140px}
.order-form button{background:linear-gradient(#ed2631,#b80718);border:0;border-radius:6px;color:#fff;min-height:62px;font:700 22px var(--sans);letter-spacing:.02em;cursor:pointer;box-shadow:0 4px 12px rgba(184,7,24,.3)}
.order-form button:hover{filter:brightness(.94)}
.order-form button:disabled{opacity:.7;cursor:wait}
/* lead form: validation (rules from it3b), styled for this page */
.field{display:flex;flex-direction:column;gap:6px;text-align:left}
.phone{display:flex;align-items:stretch;background:#fff;border:2px solid #b9c2cd;border-radius:6px;overflow:hidden}
.phone-pre{display:flex;align-items:center;padding:0 12px;background:#f3eee5;color:var(--blue);font:700 19px var(--sans);border-right:1px solid #d9cfbf}
.order-form .phone input{border:0;border-radius:0;height:54px;flex:1;min-width:0;padding:0 14px}
.order-form .phone input:focus-visible{outline:0}
.phone:focus-within{outline:3px solid #e6a300;outline-offset:2px}
.field.is-invalid input:not([type="checkbox"]),.field.is-invalid .phone{border-color:var(--red);background:#fff4f4}
.field.is-invalid .phone input{background:transparent}
.field.is-valid .phone{border-color:#2e7d4f}
.field.is-valid .phone::after{content:"✓";display:flex;align-items:center;padding-right:14px;color:#2e7d4f;font:800 22px var(--sans)}
.field-err{color:#b00012;font:600 17px/1.3 var(--sans);margin:0}
.field-err::before{content:"⚠ "}
.consent{flex-direction:row;flex-wrap:wrap;align-items:flex-start;gap:10px;font-size:16px;line-height:1.4}
.consent input{width:26px;height:26px;margin:1px 0 0;flex:none;accent-color:var(--blue)}
.consent label{flex:1;min-width:0}
.consent a{color:var(--blue)}
.consent .field-err{flex-basis:100%}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.form-error{background:#fdecea;color:#b00012;font:600 17px/1.35 var(--sans);padding:12px 14px;border-radius:6px;text-align:left;margin:0}
.btn-busy{display:none}
.order-form button[aria-busy="true"] .btn-label{display:none}
.order-form button[aria-busy="true"] .btn-busy{display:inline}
.success{text-align:center;padding:8px 0 4px}
.success:focus{outline:none}
.success-ico{width:64px;height:64px;border-radius:50%;background:#2e7d4f;color:#fff;font:700 34px/1 var(--sans);display:grid;place-items:center;margin:0 auto 12px}
.success-title{font:700 26px/1.15 var(--display);font-variation-settings:"wdth" 84;color:var(--blue);margin-bottom:8px}
.success p:last-child{font-size:18px}
/* privacy page */
.legal{max-width:820px;padding-top:28px;padding-bottom:48px}
.legal h1{font-size:clamp(32px,4vw,44px);margin:12px 0 14px;text-transform:none;font-variation-settings:"wdth" 82}
.legal h2{font-size:clamp(24px,2.6vw,30px);margin:30px 0 10px}
.legal p,.legal li{font-size:19px;line-height:1.55;margin:0 0 10px}
.legal a{color:var(--blue)}
.legal .caption{color:var(--muted);font-size:16px;margin-top:28px}
.secure{display:flex;align-items:center;justify-content:center;gap:12px;font-size:18px;color:var(--text)}
.secure .i{font-size:28px;color:var(--blue)}
.check-list{list-style:none;margin:0;padding:0;display:grid}
.feat{display:flex;gap:18px;align-items:center}
.feat h3{margin-bottom:3px}
.feat p{color:var(--muted)}
.strip{display:flex;justify-content:space-between;gap:12px}
.strip>div{display:flex;align-items:center;gap:14px;flex:1 1 0;min-width:0;font-size:18px;line-height:1.35}
.strip>div+div{border-left:1px solid #d6cbb8;padding-left:clamp(10px,2vw,28px)}
.fade-l{-webkit-mask-image:linear-gradient(to right,transparent,#000 12%);mask-image:linear-gradient(to right,transparent,#000 12%)}

/* ============ HERO ============ */
#hero{background:linear-gradient(100deg,#e3e9f0 0%,#f2f0ec 38%,#f7f3eb 70%,#f4efe6 100%);overflow:hidden}
.hero-grid{max-width:1400px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.25fr) minmax(290px,.78fr);grid-template-areas:"art head card" "art feats card";gap:0 28px;padding-top:36px;padding-bottom:16px;align-items:start}
.hero-art{grid-area:art;position:relative;aspect-ratio:665/760;align-self:end;margin-left:-20px}
.hero-art img{position:absolute}
.hero-art .knee{left:0;top:0;width:81.95%;-webkit-mask-image:linear-gradient(to right,#000 82%,transparent),linear-gradient(transparent,#000 9%);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,#000 82%,transparent),linear-gradient(transparent,#000 9%);mask-composite:intersect}
.hero-art .pack{left:38.35%;top:38.16%;width:61.65%;
 -webkit-mask-image:linear-gradient(to right,#000 94%,transparent);
 mask-image:linear-gradient(to right,#000 94%,transparent);}
.hero-head{grid-area:head;padding-top:14px}
h1{font-size:clamp(32px,3.1vw,46px);font-weight:800;text-transform:uppercase;font-variation-settings:"wdth" 70;letter-spacing:-.01em;line-height:1.02}
h1 span{display:block;white-space:nowrap}
h1 .red{font-size:1.08em}
.hero-feats{grid-area:feats;margin-top:34px}
.hero-feats li{padding:16px 0;border-top:1px solid #dcd3c3}
.hero-feats li:first-child{border-top:0}
.hero-feats .ic{width:74px;height:74px;font-size:34px;background:#f1ebe0}
.hero-feats h3{font-size:24px}
.hero-feats p{font-size:20px;line-height:1.4}
.price-card{grid-area:card;padding:22px 24px 26px;text-align:center;margin-top:4px;background:rgba(255,253,249,.92)}
.price-card .badge{width:100%;white-space:nowrap;font-size:clamp(24px,2.3vw,36px)}
.price-card .today{white-space:nowrap;font:700 clamp(24px,2.1vw,34px)/1.1 var(--display);font-variation-settings:"wdth" 78;color:var(--blue);margin:12px 0 16px;padding-bottom:18px;border-bottom:1px solid var(--line)}
.price-card .old{display:block;text-align:left}
.price-card .price{text-align:left;margin:6px 0 22px}
.price-card .secure{margin-top:14px}
.hero-strip{background:#f8f4ec;border-top:1px solid #ebe2d2;padding:22px 0}
.hero-strip .wrap{max-width:1400px}
.hero-strip .strip>div{flex:1 1 auto}
.hero-strip .ic{width:58px;height:58px;font-size:27px}

/* ============ JOINTS ============ */
#joints{background:var(--paper)}
.j-top{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);gap:0;align-items:stretch}
.j-text{padding:42px 0 32px}
.j-text h2{font-size:clamp(34px,3.9vw,56px)}
.j-text>p{font-size:clamp(19px,1.8vw,23px);margin:26px 0 30px;color:var(--text)}
.j-list{padding:16px 22px;gap:18px;background:rgba(240,233,222,.7);border-radius:12px}
.j-list li{display:flex;gap:20px;align-items:flex-start}
.j-list img{width:76px;height:76px;border-radius:50%;flex:none}
.j-list p{font-size:19px;color:var(--muted)}
.j-art{position:relative;container-type:inline-size;margin-right:-20px;align-self:start}
.j-art img{width:100%}
.j-art.fade-l{-webkit-mask-image:linear-gradient(to right,transparent,#000 12%),linear-gradient(#000 90%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 12%),linear-gradient(#000 90%,transparent);mask-composite:intersect}
.j-art .pill{position:absolute;top:84.8%;height:6%;display:grid;place-items:center;background:#fffdf8;border-radius:999px;font:600 clamp(11px,2.75cqw,18px)/1 var(--serif);color:var(--blue);box-shadow:0 2px 8px rgba(0,0,0,.08)}
.j-art .p1{left:12%;width:37.4%}.j-art .p2{left:55.1%;width:38.6%}
/* narrow image: let the labels wrap, centred on the labels printed in the art */
@container (max-width:560px){.j-art .pill{top:87.8%;height:auto;min-height:6.6%;transform:translateY(-50%);padding:5px 8px;font-size:16px;line-height:1.15;text-align:center}}
.artrosi{display:grid;grid-template-columns:minmax(0,.88fr) minmax(0,1.12fr);gap:28px;padding:30px 26px;margin:28px 0}
.artrosi h2{font-size:clamp(32px,3.6vw,46px)}
.artrosi .sub{font-size:clamp(19px,2vw,25px);color:var(--blue);margin:10px 0 24px}
.artrosi p{font-size:20px;line-height:1.55}
.stages{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr) auto minmax(0,1fr);align-items:end;gap:8px}
.stages figure{margin:0;text-align:center}
.stages figcaption{font:600 17px/1.2 var(--serif);color:var(--blue);margin-bottom:10px;min-height:2.4em;display:flex;align-items:flex-end;justify-content:center}
.stages img{width:100%;aspect-ratio:152/194;object-fit:cover;border-radius:8px;background:#f1ece4}
.stages .arr{color:#2f73d6;font-size:26px;align-self:center;margin-top:30px}
.stages .arr .i{stroke-width:3}
.others{padding:30px 22px 26px;margin-bottom:40px}
.others .lead{font-size:21px;margin:6px 0 22px}
.grid4{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.pcard{background:#fff;border-radius:8px;overflow:hidden;box-shadow:0 2px 10px rgba(0,0,0,.05)}
.pcard img{width:100%;aspect-ratio:230/139;object-fit:cover}
.pcard div{padding:14px 16px 18px}
.pcard h3{font-size:23px;margin-bottom:6px}
.pcard p{font-size:18px;color:var(--muted);line-height:1.45}

/* ============ COMPOSITION ============ */
#composition{background:var(--paper)}
.c-top{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1fr);align-items:stretch}
.c-text{padding:30px 0 26px}
.c-text h2{font-size:clamp(34px,4.4vw,58px)}
.c-text>p{font-size:clamp(19px,1.8vw,22px);margin:22px 0 24px;max-width:540px}
.c-list{gap:8px}
.c-list li{display:flex;gap:22px;align-items:center;background:rgba(240,233,222,.75);border-radius:10px;padding:12px 18px}
.c-list .ic{background:#f8f4ec;font-size:28px}
.c-list p{font-size:18px;color:var(--muted)}
.c-photo{margin-right:-20px}
.c-photo.fade-l{-webkit-mask-image:linear-gradient(to right,transparent,#000 12%),linear-gradient(#000 92%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 12%),linear-gradient(#000 92%,transparent);mask-composite:intersect}
.c-photo img{width:100%;height:100%;object-fit:cover;object-position:left center}
.stress{padding:34px 0 30px}
.stress .lead{font-size:clamp(19px,1.8vw,22px);margin:8px 0 20px}
.stress .pcard img{aspect-ratio:229/210}
.formula{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px;align-items:center;padding:24px 26px;margin-bottom:40px;background:linear-gradient(110deg,#f3eee5,#fbf8f2 60%)}
.formula h2{font-size:clamp(28px,3.2vw,40px)}
.formula .lead{font-size:21px;margin:8px 0 6px}
.formula-left{display:grid;grid-template-columns:1fr;gap:6px}
.formula-left img{max-width:360px;width:100%;justify-self:center;-webkit-mask-image:linear-gradient(transparent,#000 12%,#000 90%,transparent),linear-gradient(to right,transparent,#000 8%,#000 92%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(transparent,#000 12%,#000 90%,transparent),linear-gradient(to right,transparent,#000 8%,#000 92%,transparent);mask-composite:intersect}
.ingr{display:grid;grid-template-columns:repeat(12,1fr);gap:16px 6px;list-style:none;margin:0;padding:0}
.ingr li{grid-column:span 4;text-align:center;font:600 17px/1.2 var(--serif);color:var(--blue)}
.ingr li:nth-child(n+7){grid-column:span 3}
.ingr img{width:80px;height:80px;border-radius:50%;margin:0 auto 6px;box-shadow:0 2px 8px rgba(0,0,0,.06)}

/* ============ REVIEWS ============ */
#reviews{background:linear-gradient(180deg,#f7efe2,#fbf6ee 40%,#f6eee1);padding:30px 0 34px}
.eyebrow{display:flex;align-items:center;justify-content:center;gap:16px;font:600 20px var(--serif);color:var(--blue);letter-spacing:.06em}
.eyebrow::before,.eyebrow::after{content:"";width:60px;height:1px;background:var(--blue)}
.rev-head{text-align:center}
.rev-head h2{font-size:clamp(32px,4.2vw,58px);margin-top:8px;color:#0b47a8}
.rev-head h2 em{display:block;color:var(--red);font-style:italic}
.rev-head p{font-size:clamp(19px,1.7vw,22px);color:#0b47a8;margin-top:8px}
.reviews{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;margin-top:30px}
.review{background:rgba(255,252,246,.95);border:1px solid #ece2d1;border-radius:10px;overflow:hidden;display:flex;flex-direction:column}
.review img{width:100%;aspect-ratio:481/236;object-fit:cover}
.review .body{padding:12px 26px 22px;display:flex;flex-direction:column;flex:1}
.review blockquote{margin:0;font:italic 20px/1.5 var(--serif);color:#0b47a8;flex:1}
.review blockquote::before{content:"\201C";display:block;font:700 70px/0.9 Georgia,serif;color:#3d7de0;height:38px;margin-bottom:4px}
.review.noimg .body{padding-top:54px}
.who{margin-top:16px}
.who::before{content:"";display:block;width:74px;height:2px;background:var(--red);margin-bottom:12px}
.who b{display:block;font:700 26px/1.1 var(--display);font-variation-settings:"wdth" 84;color:var(--blue)}
.who span{font-size:19px;color:var(--muted)}
.rev-strip{justify-content:center;margin-top:30px}
.rev-strip>div{flex:0 1 auto;min-width:0;padding-right:clamp(10px,2vw,28px);font-size:19px}
.rev-strip .ic{width:84px;height:84px;font-size:40px;background:#efe2cd}

/* ============ ORDER ============ */
#research{background:linear-gradient(180deg,#f9f5ee,#f6f0e5);padding-top:26px}
.how-head{text-align:center}
.how-head h2{font-size:clamp(34px,4.2vw,56px)}
.how-head p{font-size:clamp(19px,1.7vw,22px);color:var(--blue);margin-top:10px}
.steps{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:12px;align-items:stretch;margin-top:28px;max-width:1200px;margin-inline:auto}
.step{background:rgba(255,253,249,.8);border:1px solid #ece3d4;border-radius:10px;padding:10px 22px 22px;text-align:center}
.step figure{position:relative;width:min(180px,70%);margin:0 auto 14px;container-type:inline-size}
.step figure img{width:100%;aspect-ratio:1;border-radius:50%;object-fit:cover}
.step .num{position:absolute;top:5.6%;left:var(--nx,-10%);width:26%;aspect-ratio:1;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font:700 14cqw/1 var(--serif);box-shadow:0 0 0 3px #fff}
.step h3{font-size:24px;margin-bottom:8px}
.step p{font-size:20px;line-height:1.4}
.steps .chev{align-self:center;color:#8a929e;font-size:34px}
.steps .chev .i{stroke-width:1.2}
.trust{padding:24px 0 30px}
.trust>div{font-size:18px}
.trust .ic{width:56px;height:56px;font-size:26px;background:#efe5d4}
.order{background:
 radial-gradient(ellipse at 30% 110%,rgba(150,120,85,.35),transparent 55%),
 linear-gradient(180deg,#efe3d0 0%,#f3e8d8 45%,#e6d6bf 100%);padding:34px 0 40px;scroll-margin-top:65px}
.order-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr) minmax(300px,.85fr);gap:24px;align-items:center}
.order-text h2{font-size:clamp(32px,3.3vw,50px);line-height:1;white-space:nowrap}
.order-text h2 em{color:var(--red)}
.order-text>p{font-size:clamp(19px,1.7vw,22px);margin:12px 0 18px;color:var(--blue-2)}
.order-text ul{gap:8px}
.order-text li{display:flex;align-items:center;gap:22px;font-size:20px;line-height:1.3}
.order-text .ic{width:54px;height:54px;font-size:26px;background:rgba(239,229,212,.9)}
.order-pack img{width:100%;-webkit-mask-image:radial-gradient(ellipse 75% 70% at 52% 50%,#000 72%,transparent);mask-image:radial-gradient(ellipse 75% 70% at 52% 50%,#000 72%,transparent)}
.order-card{padding:22px 24px 18px;text-align:center}
.order-card .badge{font:700 23px/1 var(--sans);padding:9px 22px}
.order-card .old{display:block;margin-top:14px;font-size:24px}
.order-card .price{margin:6px 0 18px}
.order-card .perks{display:flex;justify-content:center;gap:18px;margin-top:18px;text-align:left;font-size:17px;line-height:1.3}
.order-card .perks div{display:flex;align-items:center;gap:10px}
.order-card .perks div+div{border-left:1px solid var(--line);padding-left:18px}
.order-card .perks .i{font-size:34px;color:var(--blue);stroke-width:1.5}
.note{font:16px/1.45 var(--sans);color:#3d4756;margin-top:12px}

/* ============ RESPONSIVE ============ */
@media (max-width:1100px){
 .hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"head head" "art feats" "card card";gap:10px 24px}
 .price-card{max-width:520px;width:100%;justify-self:center;margin-top:10px}
 .hero-head h1{text-align:center}
 .order-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-template-areas:"text pack" "card card"}
 .order-text{grid-area:text}.order-pack{grid-area:pack}
 .order-card{grid-area:card;max-width:520px;width:100%;justify-self:center}
 .ingr li{grid-column:span 4}.ingr li:nth-child(n+7){grid-column:span 3}
 .formula{grid-template-columns:1fr}
 .strip{flex-wrap:wrap;gap:18px 24px}
 .strip>div+div{border-left:0;padding-left:0}
 .strip>div,.hero-strip .strip>div{flex:1 1 30%}
}
@media (max-width:820px){
 body{font-size:18px}
 .strip{flex-wrap:wrap}
 .j-top,.c-top,.artrosi{grid-template-columns:1fr}
 .j-art,.c-photo{margin:0 -20px}
 .c-photo{order:-1}
 .c-photo img{height:auto}
 .c-photo.fade-l,.j-art.fade-l{-webkit-mask-image:linear-gradient(#000 88%,transparent);mask-image:linear-gradient(#000 88%,transparent)}
 .j-text{padding-bottom:20px}
 .grid4{grid-template-columns:repeat(2,minmax(0,1fr))}
 .reviews{grid-template-columns:1fr;max-width:560px;margin-inline:auto}
 .review.noimg .body{padding-top:20px}
 .steps{grid-template-columns:1fr;max-width:480px}
 .steps .chev{transform:rotate(90deg);justify-self:center;margin:-6px 0}
 .strip>div+div{border-left:0;padding-left:0}
 .strip>div,.hero-strip .strip>div{flex:1 1 45%}
 .rev-strip>div{flex:1 1 100%;justify-content:flex-start;max-width:340px}
 .rev-strip{flex-direction:column;align-items:center}
 .order-grid{grid-template-columns:1fr;grid-template-areas:"text" "pack" "card"}
 .order-pack{max-width:460px;width:100%;justify-self:center}
}
@media (max-width:700px){
 body{font-size:18px}
 .wrap{padding:0 16px}
 h2{font-size:clamp(27px,8vw,34px)}
 h3{font-size:20px}

 /* header: logo + CTA in one row, scrollable nav below */
 .top{display:grid;grid-template-columns:1fr auto;align-items:center;gap:4px 12px;padding:8px 16px 0}
 .logo{font-size:22px}
 .hdr-cta{display:inline-block;background:linear-gradient(#ed2631,#b80718);color:#fff;text-decoration:none;font:700 16px/1 var(--sans);padding:12px 14px;border-radius:6px;white-space:nowrap}
 nav{grid-column:1/-1;overflow-x:auto;flex-wrap:nowrap;gap:22px;margin:0 -16px;padding:0 16px;scrollbar-width:none}
 nav::-webkit-scrollbar{display:none}
 nav a{white-space:nowrap;font-size:16px;padding:10px 0 12px}
 nav a[href="#order"]{display:none}
 section,.order{scroll-margin-top:100px}

 /* hero */
 .hero-grid{grid-template-columns:1fr;grid-template-areas:"head" "art" "card" "feats";padding-top:18px;gap:0}
 .hero-head{padding-top:0}
 h1{font-size:clamp(24px,7.6vw,36px)}
 .hero-art{margin:4px -16px 0;max-width:none}
 .price-card{margin-top:-6px;padding:18px 18px 20px;position:relative}
 .price-card .badge{font-size:27px;padding:10px 12px}
 .price-card .today{font-size:25px;margin:12px 0 12px;padding-bottom:12px}
 .price-card .old{font-size:26px}
 .price-card .price{font-size:46px;margin:4px 0 16px}
 .order-form{gap:12px}
 .order-form button{min-height:60px;font-size:21px}
 .secure{font-size:17px}
 .hero-feats{margin-top:14px}
 .hero-feats li{padding:14px 0;gap:14px;align-items:flex-start}
 .hero-feats .ic{width:52px;height:52px;font-size:25px}
 .hero-feats h3{font-size:21px}.hero-feats p{font-size:18px}
 .hero-strip{padding:22px 0}

 /* icon strips -> compact grids */
 .strip{display:grid;grid-template-columns:1fr 1fr;gap:20px 14px}
 .strip>div,.hero-strip .strip>div{flex-direction:column;text-align:center;gap:8px;font-size:17px;min-width:0;max-width:none;padding:0;border:0}
 .strip>div+div{border:0;padding:0}
 .strip .ic,.hero-strip .ic,.trust .ic{width:50px;height:50px;font-size:24px}
 .hero-strip .strip>div:last-child{grid-column:1/-1}
 .rev-strip{grid-template-columns:1fr;gap:14px;max-width:320px;margin:26px auto 0}
 .rev-strip>div{flex-direction:row;text-align:left;gap:16px;font-size:18px;padding:0;max-width:none}
 .rev-strip .ic{width:56px;height:56px;font-size:27px}

 /* joints */
 .j-text{padding:26px 0 18px}
 .j-text h2{font-size:clamp(28px,8.4vw,34px)}
 .j-text>p{font-size:18px;margin:16px 0 18px}
 .j-list{padding:16px 14px;gap:16px}
 .j-list li{gap:14px}
 .j-list img{width:56px;height:56px}
 .j-list p{font-size:17px}
 .j-art,.c-photo,.hero-art{margin-inline:-16px}
 .artrosi,.others,.formula{padding:20px 16px}
 .artrosi{gap:16px;margin:20px 0}
 .artrosi h2{font-size:28px}
 .artrosi .sub{font-size:19px;margin:6px 0 14px}
 .artrosi p{font-size:18px}
 /* stages: vertical list, picture left, caption right */
 .stages{grid-template-columns:1fr;gap:6px}
 .stages figure{display:grid;grid-template-columns:104px 1fr;align-items:center;gap:16px;text-align:left}
 .stages figcaption{grid-column:2;grid-row:1;font-size:19px;min-height:0;justify-content:flex-start;margin:0}
 .stages img{grid-column:1;grid-row:1}
 .stages .arr{transform:rotate(90deg);justify-self:start;margin:0 0 0 41px;font-size:22px}
 .others{margin-bottom:28px}
 .others .lead,.stress .lead{font-size:18px;margin:6px 0 16px}
 /* cards: one per row, picture left */
 .grid4{grid-template-columns:1fr;gap:12px}
 .pcard{display:grid;grid-template-columns:118px 1fr}
 .pcard img,.stress .pcard img{height:100%;aspect-ratio:auto;min-height:120px}
 .stress .pcard img{object-position:50% 20%}
 .pcard div{padding:12px 14px}
 .pcard h3{font-size:20px;margin-bottom:4px}.pcard p{font-size:17px;line-height:1.4}

 /* composition */
 .c-photo img{aspect-ratio:4/3;object-position:50% 30%}
 .c-text{padding:20px 0 10px}
 .c-text h2{font-size:clamp(28px,8.4vw,34px)}
 .c-text>p{font-size:18px;margin:14px 0 16px}
 .c-list li{padding:12px 12px;gap:14px;align-items:flex-start}
 .c-list p{font-size:17px}
 .stress{padding:26px 0 24px}
 .formula{margin-bottom:28px;gap:16px}
 .formula h2{font-size:26px}
 .formula .lead{font-size:18px}
 .formula-left img{max-width:230px}
 .ingr{display:grid;grid-template-columns:1fr 1fr;gap:18px 10px}
 .ingr li,.ingr li:nth-child(n+7){grid-column:auto;font-size:17px}
 .ingr img{width:64px;height:64px}

 /* reviews */
 #reviews{padding:26px 0 28px}
 .eyebrow{font-size:16px}
 .eyebrow::before,.eyebrow::after{width:36px}
 .rev-head h2{font-size:clamp(27px,8vw,34px)}
 .rev-head p{font-size:18px}
 .reviews{margin-top:20px}
 .review img{aspect-ratio:16/9;object-position:50% 25%}
 .review .body{padding:8px 18px 20px}
 .review blockquote{font-size:18px;line-height:1.5}
 .review blockquote::before{font-size:56px;height:30px}
 .review.noimg .body{padding-top:18px}
 .who b{font-size:23px}.who span{font-size:18px}

 /* how to order: compact horizontal steps */
 #research{padding-top:24px}
 .how-head h2{font-size:clamp(28px,8.4vw,34px)}
 .how-head p{font-size:18px}
 .steps{gap:10px;margin-top:18px}
 .steps .chev{display:none}
 .step{display:grid;grid-template-columns:84px 1fr;gap:6px 14px;align-items:center;text-align:left;padding:14px 14px 16px}
 .step figure{width:84px;margin:0;grid-row:span 2;align-self:start}
 .step .num{width:36%;top:.6%;left:calc(var(--nx,-10%) - 5%);font-size:22cqw}
 .step h3{font-size:20px;margin:0;align-self:end}
 .step p{font-size:17px;align-self:start}
 .trust{padding:22px 0 26px}
 .trust>div{font-size:17px}

 /* order */
 .order{padding:26px 0 30px}
 .order-text h2{font-size:clamp(28px,8.6vw,36px)}
 .order-text>p{font-size:18px}
 .order-text li{font-size:18px;gap:14px}
 .order-text .ic{width:46px;height:46px;font-size:22px}
 .order-pack{max-width:300px}
 .order-card{padding:18px 18px 16px}
 .order-card .badge{font-size:22px}
 .order-card .perks{flex-direction:column;align-items:flex-start;width:max-content;max-width:100%;margin-inline:auto;gap:12px;font-size:17px}
 .order-card .perks div+div{border-left:0;padding-left:0}
 .order-card .perks .i{font-size:30px}
}