/* ===== Motion layer ===== */
@view-transition{navigation:auto}
::view-transition-old(root){animation:vt-out .22s ease both}
::view-transition-new(root){animation:vt-in .32s cubic-bezier(.2,.7,.2,1) both}
@keyframes vt-out{to{opacity:0;transform:translateY(-6px)}}
@keyframes vt-in{from{opacity:0;transform:translateY(10px)}}

.scroll-progress{position:fixed;top:0;inset-inline:0;height:3px;background:linear-gradient(90deg,var(--gold-d),var(--gold),#e8d8b4);transform-origin:right;transform:scaleX(0);z-index:80;pointer-events:none}
.hdr{transition:box-shadow .3s,border-color .3s,background .3s}
.hdr-in{transition:height .35s cubic-bezier(.2,.7,.2,1)}
.hdr.compact .hdr-in{height:62px}
.logo img{transition:width .35s cubic-bezier(.2,.7,.2,1)}
.hdr.compact .logo img{width:clamp(150px,18vw,200px)}
.nav a{position:relative}
.nav a::after{content:'';position:absolute;inset-inline:14px;bottom:4px;height:2px;border-radius:2px;background:var(--gold);transform:scaleX(0);transition:transform .3s cubic-bezier(.2,.7,.2,1)}
.nav a:hover::after,.nav a[aria-current=page]::after{transform:scaleX(1)}

/* hero entrance */
.hero{position:relative;isolation:isolate}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;filter:blur(60px);z-index:-1;opacity:.55;pointer-events:none}
.hero::before{width:420px;height:420px;background:radial-gradient(circle,#efe2c6,transparent 70%);top:-120px;right:-80px;animation:drift 14s ease-in-out infinite alternate}
.hero::after{width:360px;height:360px;background:radial-gradient(circle,#e7ecf2,transparent 70%);bottom:-140px;left:20%;animation:drift 18s ease-in-out -6s infinite alternate}
@keyframes drift{to{transform:translate(-60px,40px) scale(1.15)}}
.hero h1 .w{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.08em;margin-bottom:-.08em}
.hero h1 .w>span{display:inline-block;transform:translateY(105%);transition:transform .8s cubic-bezier(.2,.8,.2,1);transition-delay:calc(var(--i) * 70ms + 150ms)}
html.is-loaded .hero h1 .w>span{transform:none}
.mo .hero-badge,.mo .hero .lead,.mo .hero-cta,.mo .hero-stats{opacity:0;transform:translateY(16px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.8,.2,1)}
html.is-loaded .hero-badge{opacity:1;transform:none;transition-delay:.05s}
html.is-loaded .hero .lead{opacity:1;transform:none;transition-delay:calc(var(--hero-words,6) * 70ms + 250ms)}
html.is-loaded .hero-cta{opacity:1;transform:none;transition-delay:calc(var(--hero-words,6) * 70ms + 380ms)}
html.is-loaded .hero-stats{opacity:1;transform:none;transition-delay:calc(var(--hero-words,6) * 70ms + 500ms)}
.mo .hero-visual{opacity:0;transform:translateX(-40px) scale(.97);transition:opacity 1.1s ease .1s,transform 1.3s cubic-bezier(.2,.8,.2,1) .1s}
html.is-loaded .hero-visual{opacity:1;transform:none}
.hero-visual img{will-change:transform;transition:transform .2s linear}
.hero-badge .flag{animation:wave 2.6s ease-in-out 1.2s 2}
@keyframes wave{25%{transform:rotate(-8deg)}75%{transform:rotate(8deg)}}

/* reveal variants */
.mv{transition:opacity .8s ease,transform .9s cubic-bezier(.2,.8,.2,1);transition-delay:var(--d,0ms)}
.mv-up{opacity:0;transform:translateY(34px)}
.mv-zoom{opacity:0;transform:scale(.92)}
.mv-side{opacity:0;transform:translateX(-50px)}
.mv-pop{opacity:0;transform:scale(.85)}
.mv.in{opacity:1;transform:none}
.sec-head .kicker.line::before{transform:scaleX(0);transform-origin:right;transition:transform .8s cubic-bezier(.2,.8,.2,1) .2s}
.sec-head.in .kicker.line::before,.mission-txt .kicker.line.in::before{transform:scaleX(1)}

/* cards */
.card{transition:transform .45s cubic-bezier(.2,.8,.2,1),box-shadow .45s,border-color .3s;transform-style:preserve-3d;will-change:transform}
.card.tilt{transition:transform .12s linear,box-shadow .3s;box-shadow:0 30px 60px -20px rgba(36,38,43,.25)}
.card-img{position:relative}
.card-img::after{content:'';position:absolute;inset:0;background:radial-gradient(400px circle at var(--mx,50%) var(--my,30%),rgba(255,255,255,.55),transparent 45%);opacity:0;transition:opacity .4s;pointer-events:none}
.card:hover .card-img::after{opacity:1}
.card:hover .card-img img{transform:scale(1.07) translateY(-4px)}
.card-img img{transition:transform .9s cubic-bezier(.2,.8,.2,1)}
.badge{animation:badge-in .6s cubic-bezier(.3,1.5,.5,1) both .4s}
@keyframes badge-in{from{transform:scale(0)}}
.size{transition:all .25s cubic-bezier(.2,.8,.2,1)}
.size:active{transform:scale(.92)}

/* buttons */
.btn{position:relative;overflow:hidden;isolation:isolate}
.btn::before{content:'';position:absolute;top:0;bottom:0;width:60%;left:-80%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.35),transparent);transform:skewX(-20deg);transition:left .7s ease;z-index:-1}
.btn:hover::before{left:130%}
.btn-dark:hover,.btn-gold:hover{transform:translateY(-2px)}
.ripple{position:absolute;width:10px;height:10px;margin:-5px 0 0 -5px;border-radius:50%;background:rgba(255,255,255,.5);pointer-events:none;animation:ripple .65s ease-out forwards}
.btn-white .ripple,.btn-ghost .ripple,.btn-outline-gold .ripple{background:rgba(183,158,116,.35)}
@keyframes ripple{to{transform:scale(40);opacity:0}}
.fly-ghost{position:fixed;z-index:90;object-fit:cover;pointer-events:none;box-shadow:0 20px 40px rgba(0,0,0,.25)}

/* categories, features, tiles */
.cat{transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s,border-color .3s}
.cat:hover{transform:translateY(-5px);box-shadow:var(--sh-h);border-color:var(--gold-l)}
.feat{transition:transform .4s cubic-bezier(.2,.8,.2,1),box-shadow .4s,border-color .3s}
.feat:hover{transform:translateY(-6px);box-shadow:var(--sh-h);border-color:var(--gold-l)}
.feat .ic{transition:transform .5s cubic-bezier(.3,1.6,.5,1),background .3s,color .3s}
.feat:hover .ic{transform:rotate(-8deg) scale(1.12);background:var(--gold);color:#fff}
.tiles li{transition:transform .3s,background .3s}
.tiles li:hover{transform:translateX(-4px);background:#efe4cf}
.tiles .ic{animation:pulse-ring 2.8s ease-out infinite}
@keyframes pulse-ring{0%{box-shadow:0 0 0 0 rgba(183,158,116,.45)}70%,100%{box-shadow:0 0 0 10px rgba(183,158,116,0)}}
.mission-img{overflow:hidden;border-radius:24px}
.mission-img img{will-change:transform}
.wa-float{animation:wa-bob 3.2s ease-in-out infinite}
@keyframes wa-bob{50%{transform:translateY(-6px)}}
.wa-float::after{content:'';position:absolute;inset:0;border-radius:50%;box-shadow:0 0 0 0 rgba(37,211,102,.5);animation:pulse-wa 2.4s ease-out infinite}
@keyframes pulse-wa{70%,100%{box-shadow:0 0 0 16px rgba(37,211,102,0)}}
.cart-count{transition:transform .3s}
.faq details{transition:box-shadow .3s}
.faq details[open]{box-shadow:var(--sh-h)}
.faq summary::after{transition:transform .35s cubic-bezier(.3,1.5,.5,1)}

/* ===== Calculator ===== */
.calc-hero{padding-block:clamp(40px,6vw,72px) 8px;background:radial-gradient(600px 240px at 50% 0,#f2e9d8,transparent)}
.calc-hero h1{font-size:clamp(2rem,4.2vw,3.1rem);margin:8px 0 10px}
.calc-hero .muted{font-size:1.1rem;max-width:40em;margin-inline:auto}
.calc{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:start}
.calc-form{display:grid;gap:14px}
.calc-step{display:grid;grid-template-columns:40px 1fr;gap:14px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:20px}
.calc-step .num{width:36px;height:36px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-weight:800}
.calc-step label{margin-bottom:10px}
.calc-step select,.calc-step input[type=number]{border-radius:12px}
.chips-r{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px}
.chip-r{margin:0;flex-direction:row}
.chip-r input{position:absolute;opacity:0;pointer-events:none}
.chip-r span{display:inline-block;padding:9px 16px;border-radius:999px;border:1.5px solid var(--line);background:#fff;font-weight:600;font-size:.95rem;cursor:pointer;transition:all .25s cubic-bezier(.2,.8,.2,1)}
.chip-r span:hover{border-color:var(--gold)}
.chip-r input:checked+span{background:var(--ink);border-color:var(--ink);color:#fff;transform:scale(1.04)}
.chip-r input:focus-visible+span{outline:2px solid var(--gold);outline-offset:2px}
.dose-row{display:flex;gap:10px}
.dose-row input{flex:1}
.seg{display:flex;background:var(--alt);border-radius:12px;padding:4px}
.seg label{margin:0;flex-direction:row}
.seg input{position:absolute;opacity:0}
.seg span{padding:8px 16px;border-radius:9px;cursor:pointer;font-weight:700;transition:all .25s}
.seg input:checked+span{background:#fff;box-shadow:0 2px 8px rgba(0,0,0,.08)}
.calc-result{position:sticky;top:96px;background:var(--ink);color:#fff;border-radius:22px;padding:28px;box-shadow:0 30px 60px -25px rgba(36,38,43,.5);overflow:hidden}
.calc-result h2{font-size:1rem;letter-spacing:.12em;color:var(--gold-l);margin-bottom:6px}
.calc-result .big{display:flex;flex-direction:column;align-items:center;padding:14px 0 6px;text-align:center}
.calc-result .big span{color:#bdb8ae}
.calc-result .big strong{font-size:clamp(3.4rem,8vw,4.6rem);line-height:1;color:var(--gold);font-variant-numeric:tabular-nums;margin:6px 0}
.calc-result .big em{font-style:normal;color:#e9dfc9;font-weight:600}
.calc.over .big strong{color:#e98b74}
.syringe{width:100%;height:auto;margin:16px 0 8px;direction:ltr}
.syringe .barrel{fill:rgba(255,255,255,.07);stroke:rgba(255,255,255,.5);stroke-width:1.5}
.syringe .fill{fill:url(#none);fill:var(--gold);opacity:.85;transition:x .6s cubic-bezier(.2,.8,.2,1),width .6s cubic-bezier(.2,.8,.2,1)}
.syringe .stopper{fill:#d9d4cb;transition:x .6s cubic-bezier(.2,.8,.2,1)}
.syringe .plunger,.syringe .rod{fill:#8d877c}
.syringe .needle-hub{fill:#cfc9bd}
.syringe .needle{stroke:#cfc9bd;stroke-width:2}
.syringe .ticks line{stroke:rgba(255,255,255,.55);stroke-width:1}
.syringe .ticks text{fill:#bdb8ae;font-size:10px;font-family:Assistant,sans-serif}
.calc-stats{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin:14px 0}
.calc-stats div{background:rgba(255,255,255,.06);border:1px solid rgba(233,223,201,.12);border-radius:14px;padding:12px 14px}
.calc-stats dt{font-size:.82rem;color:#bdb8ae}
.calc-stats dd{margin:2px 0 0;font-weight:800;font-size:1.15rem}
.calc-warn{background:rgba(233,139,116,.15);border:1px solid rgba(233,139,116,.4);color:#ffd6cc;border-radius:12px;padding:10px 14px;font-weight:600}
.calc-result .note{background:rgba(255,255,255,.05);color:#bdb8ae;border-inline-start-color:var(--gold)}
.pdp-links{display:flex;gap:18px;flex-wrap:wrap}
@media (max-width:960px){.calc{grid-template-columns:1fr}.calc-result{position:static}}
@media (max-width:640px){.calc-step{grid-template-columns:1fr;padding:16px}.calc-step .num{width:30px;height:30px}.dose-row{flex-direction:column}}

@media (prefers-reduced-motion:reduce){
  .mv,.hero-visual,.hero-badge,.hero .lead,.hero-cta,.hero-stats{opacity:1!important;transform:none!important}
  .hero::before,.hero::after,.wa-float,.tiles .ic{animation:none}
  @view-transition{navigation:none}
}
.nav a{white-space:nowrap;padding:8px 12px}
@media (max-width:1180px){.nav{gap:0}.nav a{padding:8px 8px;font-size:.93rem}.hdr-in{gap:14px}}