/* Shared rounding only; retain each page's previous glass surface. */
@media(max-width:768px){
 .header .header-container,.kb-header .kb-header-inner{border-radius:30px}
}

/* Soft rectangular action buttons; circular icon controls remain circular. */
:root{--rolgan-action-radius:18px}
.btn,.btn-tg-card-action,.tariff-tab-btn,.kb-button,.kb-filter,.kb-share{border-radius:var(--rolgan-action-radius)!important}
.tariff-tab-control{border-radius:var(--rolgan-action-radius)}

/* A separate glass curtain drops below either header, without a side drawer. */
.header-dropdown[hidden]{display:none!important}
.header-dropdown{position:absolute;top:calc(100% + 8px);left:50%;transform:translate(-50%,-10px);width:calc(100% - 36px);max-width:1400px;max-height:calc(100dvh - 160px);overflow-y:auto;overscroll-behavior:contain;padding:10px 16px;border-radius:26px;background:linear-gradient(120deg,rgba(60,60,60,.92),rgba(45,45,45,.9));border:1px solid rgba(255,255,255,.4);backdrop-filter:blur(22px) saturate(150%);-webkit-backdrop-filter:blur(22px) saturate(150%);box-shadow:0 12px 30px rgba(0,0,0,.16);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .2s ease,transform .2s ease,visibility .2s;color:#f9f9f7;display:grid;grid-template-columns:1fr}
.header-dropdown.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}
.header-dropdown a{display:flex;align-items:center;min-height:44px;padding:11px 10px;font-size:14px;font-weight:500;line-height:1.4;color:#f9f9f7;border-bottom:1px solid rgba(255,255,255,.12)}
.header-dropdown a:last-child{border-bottom:0}
.header-dropdown a:hover,.header-dropdown a:focus-visible{color:#fff;background:rgba(255,255,255,.1);border-radius:12px;outline-offset:-2px}
.header .mobile-menu-toggle{border:0;background:transparent;color:inherit;padding:0;font:inherit}
@media(min-width:1201px){.header .header-dropdown{display:none!important}}
@media(min-width:769px){.kb-header .header-dropdown{display:none!important}}
@media(prefers-reduced-motion:reduce){.header-dropdown{transition:none}}

/* Keep language controls outlined even over a light page behind the glass. */
.header .lang-switcher,.header .mobile-lang,.kb-header .kb-language{border:1.5px solid #fff!important;opacity:1!important;box-shadow:0 0 0 1px rgba(53,53,53,.08)}

/* Always-visible pinned headers across the site. */
.header,.kb-header,.header.header--hidden,.kb-header.is-hidden{position:fixed;transform:none!important;opacity:1!important;pointer-events:auto}
.header.header--hidden .header-container,.kb-header.is-hidden .kb-header-inner{pointer-events:auto}

/* Headers belong to the beginning of the page and scroll out naturally. */
.header,.kb-header,.header.header--hidden,.kb-header.is-hidden{position:relative!important;top:auto!important;left:auto!important;right:auto!important;transform:none!important;opacity:1!important;padding-top:14px;z-index:9500}
.header.with-promo{top:auto!important}
.knowledge-page{padding-top:0!important}
@media(max-width:768px){.header,.kb-header{padding-top:12px}.hero-section{padding-top:38px!important}}
@media(min-width:769px){.hero-section{padding-top:65px}}

/* The landing header overlays the hero photo, but is not fixed to the viewport. */
.header,.header.header--hidden{position:absolute!important;top:14px!important;left:0!important;right:0!important;padding-top:0}
@media(max-width:768px){
 .header,.header.header--hidden{top:12px!important}
 .hero-section{padding-top:128px!important}
}
@media(min-width:769px){.hero-section{padding-top:140px}}

/* Shared desktop header layout: logo | centered navigation | contacts. */
@media(min-width:1201px){
 .header .header-container,.kb-header .kb-header-inner{display:grid;grid-template-columns:80px minmax(0,1fr) auto;align-items:center;gap:28px;width:calc(100% - 40px);max-width:1400px;height:78px;min-height:78px;padding:0 20px!important;margin:0 auto}
 .header .logo,.kb-header .kb-logo{display:flex;align-items:center;width:80px;height:76px;padding:0}
 .header .logo-img,.kb-header .kb-logo img{position:static!important;width:76px!important;height:76px!important;object-fit:contain}
 .header .nav-menu,.kb-header .kb-desktop-nav{display:flex;align-items:center;justify-content:center;gap:clamp(16px,1.8vw,28px);min-width:0;margin:0}
 .header .nav-menu a,.kb-header .kb-desktop-nav a{font-family:var(--font-primary);font-size:13px;font-weight:500;line-height:1.4;color:#f9f9f7;white-space:nowrap}
 .header .nav-menu a:hover,.kb-header .kb-desktop-nav a:hover{color:#fff}
 .header .header-actions,.kb-header .kb-header-actions{display:flex;align-items:center;gap:16px;margin:0}
 .header .header-actions>.btn,.kb-header .kb-header-actions>.kb-header-cta{display:none!important}
 .header .header-actions .lang-switcher,.kb-header .kb-language{margin:0;width:46px;height:46px}
 .header .phone-numbers,.kb-header .kb-header-phones{display:flex;flex-direction:column;gap:4px;font-size:11px;font-weight:500;line-height:1.4;color:#fff;opacity:1;white-space:nowrap}
 .header .phone-numbers a,.kb-header .kb-header-phones a{min-height:0;padding:0}
 .header .social-icon,.kb-header .kb-telegram{display:flex;width:46px;height:46px;opacity:1;flex-shrink:0}
 .header .mobile-controls,.header .btn-mobile-header,.kb-header .kb-menu-toggle{display:none!important}
}
/* Collapse both header types at the same width instead of squeezing the blog menu. */
@media(min-width:769px) and (max-width:1200px){
 .header .header-container,.kb-header .kb-header-inner{display:flex;align-items:center;justify-content:space-between;width:calc(100% - 40px);height:78px;padding:0 20px!important;gap:16px}
 .header .logo,.kb-header .kb-logo{display:flex;align-items:center;width:76px;height:76px;padding:0}
 .header .logo-img,.kb-header .kb-logo img{position:static!important;width:76px!important;height:76px!important;object-fit:contain}
 .header .nav-menu,.header .header-actions,.header .btn-mobile-header,.kb-header .kb-desktop-nav,.kb-header .kb-header-phones,.kb-header .kb-telegram,.kb-header .kb-header-cta{display:none!important}
 .header .mobile-controls,.kb-header .kb-header-actions{display:flex;align-items:center;gap:12px;margin-left:auto}
 .kb-header .kb-menu-toggle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;width:44px;height:44px;border:0;padding:0;background:transparent}
 .kb-header .kb-menu-toggle span{display:block;width:25px;height:2px;background:#f9f9f7;border-radius:2px}
 .kb-header .header-dropdown{display:grid!important}
 .kb-header .header-dropdown[hidden]{display:none!important}
}

/* Follow the viewport on desktop only; mobile headers keep their existing position. */
@media(min-width:1201px){
 .header,.kb-header{position:fixed!important;top:14px!important;left:0!important;right:0!important;padding-top:0!important;transform:translateY(0)!important;transition:transform .3s ease;will-change:transform}
 .header.desktop-scroll-hidden,.kb-header.desktop-scroll-hidden{transform:translateY(calc(-100% - 28px))!important;pointer-events:none!important}
 .knowledge-page{padding-top:104px!important}
}
@media(min-width:1201px) and (prefers-reduced-motion:reduce){.header,.kb-header{transition:none}}

/* The same directional header behavior now applies on phones and tablets. */
@media(max-width:1200px){
 .header,.kb-header{position:fixed!important;top:12px!important;left:0!important;right:0!important;padding-top:0!important;transform:translateY(0)!important;transition:transform .3s ease;will-change:transform}
 .header.desktop-scroll-hidden,.kb-header.desktop-scroll-hidden{transform:translateY(calc(-100% - 26px))!important;pointer-events:none!important}
 .knowledge-page{padding-top:96px!important}
}
@media(max-width:1200px) and (prefers-reduced-motion:reduce){.header,.kb-header{transition:none}}

/* Keep the frosted panel outlined against both milk and dark surfaces. */
.header .header-container,.kb-header .kb-header-inner{transition:border-color .25s ease,box-shadow .25s ease}
.header.header-on-light .header-container,.kb-header.header-on-light .kb-header-inner{border-color:rgba(53,53,53,.55)!important;box-shadow:0 8px 30px rgba(0,0,0,.12)}

.header:not(.header-on-light) .header-container{border-color:rgba(255,255,255,.65)!important}