.site-header{position:fixed;inset:0 0 auto;z-index:100;display:flex;align-items:center;justify-content:space-between;height:68px;padding:0 var(--gutter-desktop);background:rgba(11,12,17,.9);border-bottom:1px solid var(--color-line);backdrop-filter:blur(18px)}
.site-logo{display:flex;align-items:center;text-decoration:none}.site-logo img{width:40px;height:40px;object-fit:contain}
.site-header__actions{display:flex;align-items:center;gap:28px}
.back-link{display:flex;align-items:center;gap:10px;padding:10px 0;color:rgba(250,248,242,.82);font-size:.84rem;font-weight:700;letter-spacing:.06em;line-height:1.4;text-decoration:none;transition:color .2s}.back-link::before{content:'←'}.back-link:hover{color:var(--color-amber-bright)}
.site-footer{position:relative;z-index:1;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:52px var(--gutter-desktop);background:var(--color-night);border-top:1px solid var(--color-line)}
.site-footer__logo{display:flex;align-items:center}.site-footer__logo img{width:42px;height:42px;object-fit:contain}.site-footer__details{text-align:center;color:var(--color-text-muted);font-size:.82rem;font-weight:600;line-height:1.8}.site-footer__details p{margin:0}.site-footer__details a{color:var(--color-text);text-decoration:none}.site-footer__details a:hover{color:var(--color-amber-bright)}.site-footer__copy{color:var(--color-text-faint);font-size:.7rem;font-weight:700;letter-spacing:.08em;white-space:nowrap}
.lang-trigger{color:rgba(250,248,242,.82)!important;border-bottom-color:rgba(250,248,242,.28)!important}.lang-trigger:hover,.lang-switch.open .lang-trigger{color:var(--color-amber-bright)!important;border-bottom-color:var(--color-amber-bright)!important}.lang-menu{background:var(--color-surface-raised)!important;border-color:var(--color-line)!important}.lang-menu button{color:var(--color-text-muted)!important}.lang-menu button:hover,.lang-menu button.active{background:rgba(201,156,77,.14)!important;color:var(--color-text-strong)!important}.lang-menu button.active::before{background:var(--color-amber-bright)!important}.lang-menu small{color:var(--color-text-faint)!important}
@media(max-width:900px){.site-header{padding-inline:var(--gutter-tablet)}.site-footer{flex-direction:column;padding:40px 28px;text-align:center}.site-footer__copy{white-space:normal}}
@media(max-width:600px){.site-header{height:52px;padding-inline:16px}.site-header__actions{gap:16px}.site-logo img{width:34px;height:34px}.back-link{font-size:.78rem;letter-spacing:0;white-space:nowrap}.site-footer{gap:10px;padding:32px var(--gutter-mobile)}.site-footer__logo img{width:36px;height:36px}.site-footer__details{font-size:.74rem}.site-footer__copy{font-size:.66rem}}