html{scroll-padding-top:112px}body{min-width:0}img,svg{max-width:100%}main,section,.wrap{min-width:0}button,a{-webkit-tap-highlight-color:transparent}
.header .nav{gap:16px}.header .desktop{gap:18px}.header .brand{flex-shrink:0}.header .brand-logo-img{animation:nrv-logo-enter .6s ease-out both;transition:filter .2s}.header .brand:hover .brand-logo-img{filter:drop-shadow(0 0 10px #ff7a1855)}@keyframes nrv-logo-enter{from{opacity:.4;transform:translateY(-6px) scale(.94)}to{opacity:1;transform:none}}
main .contact-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}main .contact-card{position:relative;grid-template-columns:56px minmax(0,1fr);column-gap:16px;padding:24px;min-height:168px;transition:border-color .2s,background .2s}main .contact-card:hover{border-color:#ff9345;background:#111b24}main .contact-card:after{content:'↗';position:absolute;right:18px;top:16px;color:#9aabba;font-size:19px}main .contact-card small{padding-right:16px;font-size:10px;letter-spacing:.1em;color:#a9b8c7}main .contact-card strong{font-size:23px}main .contact-card p{font-size:15px;line-height:1.55}main .contact-icon{width:56px;height:56px;border-radius:16px;box-shadow:none}main .contact-icon svg{width:32px;height:32px}main .contact-icon.max{background:none}main .contact-icon img{display:block;width:100%;height:100%;object-fit:contain;border-radius:16px}
.community-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.community-card{display:flex;flex-direction:column;gap:14px;padding:24px;border:1px solid #28343e;border-radius:20px;background:linear-gradient(145deg,#111a23,#090e14);min-width:0}.community-head{display:flex;align-items:center;gap:14px}.community-icon{width:48px;height:48px;display:grid;place-items:center;flex-shrink:0;background:#1a2630;border-radius:14px;color:#edf3f8}.community-icon svg{width:26px;height:26px}.community-icon.telegram{background:#229ed9}.community-icon.vk{background:#0077ff}.community-icon.youtube{background:#e52d27}.community-icon.instagram{background:linear-gradient(145deg,#7142d2,#df347c,#f3a449)}.community-card h3{margin:0;font-size:20px}.community-card p{margin:0;color:#b5c2cf;line-height:1.6;font-size:15px}.community-card button{margin-top:auto;min-height:44px;border:1px solid #34424f;border-radius:11px;background:#15212c;color:#a8b6c4;font-family:inherit;font-size:14px;font-weight:600;text-align:left;padding:12px 14px}.community-note{color:#a8b8c6;font-size:14px;line-height:1.6;margin:20px 0 0}
.header a:focus-visible,.header button:focus-visible{outline:2px solid #ffad70;outline-offset:4px}@media(max-width:1100px){main .contact-grid{grid-template-columns:1fr}.community-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#mobile-nav{max-height:calc(100dvh - 100px);overflow-y:auto;overscroll-behavior:contain}}@media(max-width:640px){html{scroll-padding-top:92px}.community-grid{grid-template-columns:1fr}.community-card{padding:20px}.header .nav{gap:12px}main .contact-card{padding:22px 18px;min-height:128px}main .contact-card p{font-size:15px}.community-card h3{font-size:21px}main .contact-note{color:#a8b8c6}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.header .brand-logo-img{animation:none}.contact-card{transition:none}}

main .faq-a[hidden]{display:none!important}main .faq-a{max-height:none!important}.community-note a{display:inline-block;min-height:44px;padding:10px 0;color:#ffad70}
/* Shared footer: brand, navigation, and direct messenger access. */
footer.nrv-footer{padding:54px 0 22px!important;margin-top:36px;border-top:1px solid #293540;background:radial-gradient(ellipse at 8% 5%,#ff7a1812,transparent 48%),#080c11}
.nrv-footer .footer-top{display:grid;grid-template-columns:1.05fr .9fr 1.05fr;gap:48px;padding-bottom:36px}.nrv-footer .footer-logo{display:inline-flex;min-height:60px;align-items:center}.nrv-footer .footer-logo img{width:148px;height:auto;object-fit:contain}.nrv-footer h2{margin:8px 0 16px;font-family:inherit;font-size:16px;font-weight:600;line-height:1.4;color:#f2f5f8;letter-spacing:0}.nrv-footer p{font-size:15px;line-height:1.65;color:#a8b5c3;margin:10px 0 16px}.nrv-footer a{color:#b9c6d2;text-decoration:none;transition:color .2s,border-color .2s}.nrv-footer a:hover{color:#fff}.nrv-footer a:focus-visible{outline:2px solid #ffad70;outline-offset:4px}.nrv-footer .footer-club-link{display:inline-flex;align-items:center;gap:12px;min-height:44px;color:#ffad70;font-size:14px}.nrv-footer .footer-sections{display:block!important}.nrv-footer .footer-sections>div{display:grid;grid-template-columns:1fr 1fr;gap:2px 20px}.nrv-footer .footer-sections a{display:flex;align-items:center;min-height:44px;font-size:14px}.nrv-footer .footer-messengers{display:grid;gap:8px}.nrv-footer .footer-messenger{display:flex;align-items:center;gap:12px;min-height:48px;padding:8px 14px;border:1px solid #2b3845;border-radius:12px;background:#111923;font-size:15px}.nrv-footer .footer-messenger:hover{border-color:#ff9345}.nrv-footer .footer-messenger>span:first-child{display:grid;place-items:center;width:28px;height:28px;flex-shrink:0}.nrv-footer .footer-messenger svg,.nrv-footer .footer-messenger img{width:24px;height:24px;display:block}.nrv-footer .telegram svg{color:#39b4eb}.nrv-footer .whatsapp svg{color:#37d67a}.nrv-footer .messenger-arrow{margin-left:auto;color:#768b9f}.nrv-footer .footer-bottom{display:flex;gap:24px;align-items:center;border-top:1px solid #24303c;padding-top:20px;font-size:13px;color:#8194a8;flex-wrap:wrap}.nrv-footer .footer-bottom>span{margin-right:auto}.product-open,.lab-card-action{display:inline-flex;align-items:center;gap:14px;min-height:44px;font-weight:600;font-size:15px;color:#ffad70;margin-top:14px;text-decoration:none}.product-open:hover{color:white}.pipe-card{display:flex;flex-direction:column;scroll-margin-top:120px}.pipe-card .product-open,.pipe-card .product-availability{margin-top:auto;padding-top:16px}.product-availability{font-size:13px!important;color:#91a3b5!important}.pipe-card:target{border-color:#ff9345;box-shadow:0 0 0 2px #ff934522}.lab-card-action{display:flex!important;margin-top:auto;padding-top:16px}.lab-card{display:flex!important;flex-direction:column}
@media(max-width:1000px){.nrv-footer .footer-top{grid-template-columns:1fr 1fr;gap:28px}.nrv-footer .footer-intro{grid-column:1/-1}.nrv-footer .footer-intro p br{display:none}}
@media(max-width:600px){footer.nrv-footer{padding-top:32px!important}.nrv-footer .footer-top{grid-template-columns:1fr;gap:26px;padding-bottom:24px}.nrv-footer .footer-intro{grid-column:auto}.nrv-footer .footer-logo img{width:130px}.nrv-footer .footer-sections>div{gap:2px 18px}.nrv-footer .footer-sections a{font-size:15px}.nrv-footer .footer-bottom{gap:8px 22px}.nrv-footer .footer-bottom>span{width:100%;margin:0}.nrv-footer .footer-bottom a{min-height:44px;display:flex;align-items:center}}
/* Phone footer: a compact signature, two-column links, three messenger tiles. */
@media(max-width:600px){
 footer.nrv-footer{margin-top:20px;padding:24px 0 16px!important;background:linear-gradient(180deg,#10161e,#080c11)}
 .nrv-footer .footer-top{gap:20px;padding-bottom:20px}
 .nrv-footer .footer-intro{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-bottom:16px;border-bottom:1px solid #26313c}
 .nrv-footer .footer-logo{min-height:44px;flex-shrink:0}
 .nrv-footer .footer-logo img{width:92px;height:auto}
 .nrv-footer .footer-intro p{display:none}
 .nrv-footer .footer-club-link{max-width:180px;margin:0;padding:10px 12px;gap:8px;min-height:44px;border:1px solid #754523;border-radius:12px;background:#ff7a1809;font-size:12px;line-height:1.5}
 .nrv-footer .footer-sections h2{display:none}
 .nrv-footer .footer-sections>div{gap:0 20px}
 .nrv-footer .footer-sections a{min-height:44px;font-size:14px;border-bottom:1px solid #ffffff07}
 .nrv-footer .footer-contact h2{margin:0 0 12px;font-size:15px}
 .nrv-footer .footer-contact p{display:none}
 .nrv-footer .footer-messengers{grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
 .nrv-footer .footer-messenger{flex-direction:column;justify-content:center;gap:6px;min-width:0;min-height:76px;padding:10px 4px;border-radius:14px;font-size:12px;line-height:1.3;color:#e4edf5}
 .nrv-footer .footer-messenger>span:first-child{width:28px;height:28px}
 .nrv-footer .footer-messenger svg,.nrv-footer .footer-messenger img{width:26px;height:26px}
 .nrv-footer .messenger-arrow{display:none}
 .nrv-footer .footer-bottom{padding-top:12px;gap:0 12px;font-size:11px;justify-content:space-between}
 .nrv-footer .footer-bottom>span{font-size:11px;line-height:1.6;color:#8294a6}
 .nrv-footer .footer-bottom a{font-size:12px;min-height:44px}
}
/* Clean footer and tactile feedback. */
.nrv-footer .footer-contact{display:flex;flex-direction:column;justify-content:center}.nrv-footer .footer-messengers{width:100%}.nrv-footer .footer-intro{align-self:center}
.nrv-footer a{position:relative;transition:transform .18s ease,background .18s ease,border-color .18s ease,color .18s ease,box-shadow .18s ease;touch-action:manipulation}
.nrv-footer .footer-messenger:hover{background:#172332;box-shadow:0 6px 20px #0003}.nrv-footer .footer-messenger:active{transform:scale(.96);background:#1c2b3a;box-shadow:0 0 0 2px #ff934533}.nrv-footer .footer-sections a:hover{color:#ffad70}.nrv-footer .footer-sections a:active,.nrv-footer .footer-bottom a:active{transform:translateX(3px);color:#ffad70}.nrv-footer .footer-logo:active{transform:scale(.94)}
.nrv-footer .footer-tap{animation:footer-tap .28s ease-out}@keyframes footer-tap{0%{filter:brightness(1)}45%{filter:brightness(1.35)}100%{filter:brightness(1)}}
@media(max-width:600px){.nrv-footer .footer-intro{justify-content:center;padding-bottom:12px}.nrv-footer .footer-logo img{width:108px}.nrv-footer .footer-logo{min-height:48px}.nrv-footer .footer-top{gap:16px}.nrv-footer .footer-contact{margin-top:2px}.nrv-footer .footer-sections a{padding-left:4px}.nrv-footer .footer-contact .footer-messengers{padding-top:4px}.nrv-footer .footer-bottom{margin-top:0}}
@media(prefers-reduced-motion:reduce){.nrv-footer a{transition:none!important;animation:none!important}.nrv-footer a:active{transform:none!important}}