.nav{grid-template-columns:auto minmax(0,1fr) auto auto;gap:24px}
.language-switcher{display:flex;align-items:center;gap:3px;border:1px solid var(--line);padding:4px;border-radius:999px;background:var(--panel)}
.language-switcher button{border:0;background:transparent;border-radius:999px;min-width:34px;min-height:36px;padding:6px;font-size:11px;font-weight:800;cursor:pointer;color:var(--muted);transition:background .15s,color .15s}
.language-switcher button:hover{background:#e9efec;color:var(--ink)}
.language-switcher button[aria-pressed="true"]{background:#663883;color:#fff}
.language-switcher button:focus-visible,.back-to-top:focus-visible{outline:3px solid var(--teal);outline-offset:3px}
.hero-art::after{content:attr(data-research-label)}
.back-to-top{position:fixed;right:24px;bottom:24px;z-index:35;display:flex;align-items:center;justify-content:center;width:46px;height:46px;padding:0;border:1px solid rgba(255,255,255,.25);border-radius:999px;background:#663883;color:#fff;box-shadow:var(--shadow);font-size:11px;font-weight:800;letter-spacing:.06em;cursor:pointer}
.back-to-top svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:2}
.back-to-top:hover{background:#542d6d}
.modal.open~.back-to-top{visibility:hidden}
.modal-description .selmi-div-disclaimer{padding:12px 14px;margin-bottom:18px;border:1px solid #dce1df;border-radius:12px;font-size:11px;line-height:1.6;font-weight:700}
.modal-description .selmi-peptide-dosing>strong{display:block;margin-top:12px}
.modal-description{overflow-wrap:anywhere}
.hero-grid>*{min-width:0}
h1,h2,h3,.brand span{overflow-wrap:break-word;word-break:normal;hyphens:none}
h1[data-i18n="hero.title"]{font-size:clamp(34px,4.6vw,64px);line-height:1.05;overflow-wrap:normal}
.brand span{min-width:0}
.brand img{flex-shrink:0}
@media(max-width:1100px){.nav{grid-template-columns:1fr auto auto;gap:16px}}
@media(max-width:760px){.nav{grid-template-columns:minmax(0,1fr) auto;gap:8px;min-height:76px;height:auto;padding-top:10px;padding-bottom:10px}.nav-actions{display:none}.language-switcher{gap:0;padding:3px}.language-switcher button{min-width:30px;min-height:36px;padding:5px}.brand{font-size:13px;gap:7px}.brand img{width:36px;height:auto}.back-to-top{right:16px;bottom:16px}}
@media(max-width:380px){.nav{grid-template-columns:1fr;justify-items:center;gap:8px}.brand{font-size:13px}.brand img{width:32px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.language-switcher button{transition:none}}