.site-header{background:rgba(8,12,22,.8);backdrop-filter:blur(10px);padding:var(--space-sm) 0;position:fixed;top:0;left:0;width:100%;z-index:1000;transition:all .3s ease;border-bottom:1px solid transparent}.site-header .container{max-width:1200px;margin:0 auto;padding:0 var(--space-lg)}.site-header.scrolled{background:rgba(8,12,22,.95);padding:var(--space-xs) 0;border-bottom:1px solid var(--color-border-default);box-shadow:var(--shadow-md)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-xl)}.header-nav-desktop{margin-left:auto;display:flex;justify-content:flex-end}.nav-menu{list-style:none;padding:0;margin:0;display:flex;gap:var(--space-lg)}.nav-link{color:var(--text-secondary);text-decoration:none;font-size:var(--text-sm);font-weight:600;text-transform:uppercase;letter-spacing:1px;transition:color .3s ease}.nav-link:hover{color:var(--color-primary-main)}.d-none{display:none!important}@media (min-width:992px){.d-lg-block{display:block!important}.d-lg-flex{display:flex!important}.site-header{padding:var(--space-md) 0}}.logo-link{display:flex;align-items:center;gap:var(--space-sm);text-decoration:none}.logo-icon-wrapper{display:flex;align-items:center;justify-content:center;width:32px;height:32px;background:var(--gradient-primary);border-radius:var(--radius-md);box-shadow:0 0 15px var(--color-primary-glow)}.logo-text{font-family: var(--font-display);font-size:var(--text-xl);font-weight:var(--font-bold);color:var(--text-primary);letter-spacing:-.02em}.header-actions{display:flex;align-items:center;gap:var(--space-md)}.contacts-circle-btn{width:44px;height:44px;border-radius:var(--radius-full);background:var(--gradient-primary);border:none;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .4s cubic-bezier(.16,1,.3,1);box-shadow:var(--shadow-glow-primary)}.contacts-circle-btn:hover{transform:scale(1.1);box-shadow:var(--button-primary-hover-box-shadow)}.contacts-circle-btn img{width:22px;height:22px;display:block;filter:brightness(0) invert(1)}.calc-circle-btn{width:44px!important;height:44px!important;border-radius:var(--radius-full)!important;background:var(--bg-level2);border:1px solid var(--color-primary-main);color:var(--color-primary-main);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .4s cubic-bezier(.16,1,.3,1);font-size:20px!important;box-shadow:0 0 10px rgba(21,237,201,.1)}.calc-circle-btn:hover{background:var(--bg-level3);border-color:var(--color-primary-main);transform:scale(1.1);box-shadow:var(--shadow-glow-primary)}.drawer-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px);z-index:1999;opacity:0;visibility:hidden;transition:all .5s cubic-bezier(.16,1,.3,1)}.drawer-overlay.active{opacity:1;visibility:visible}.contacts-drawer{position:fixed;top:0;right:-100%;width:90%;height:100vh;background:var(--bg-body);z-index:2000;transition:right .6s cubic-bezier(.16,1,.3,1);display:flex;flex-direction:column;box-shadow:-10px 0 30px rgba(0,0,0,.5)}@media (min-width:768px){.contacts-drawer{width:400px}}.contacts-drawer.active{right:0}.drawer-header{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-lg);border-bottom:1px solid var(--border-default)}.drawer-back{background:none;border:none;padding:var(--space-xs);cursor:pointer;color:var(--text-primary)}.drawer-title{font-family: var(--font-display);font-size:var(--text-2xl);font-weight:var(--font-bold);color:var(--text-primary);margin:0}.drawer-content{flex:1;overflow-y:auto;padding:var(--space-lg)}.contact-cards{display:flex;flex-direction:column;gap:var(--space-md)}.contact-card{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);background:var(--bg-level2);border:1px solid var(--border-default);border-radius:var(--radius-xl);text-decoration:none;transition:all .3s ease}.contact-card:hover{background:var(--bg-level3);border-color:var(--border-hover);transform:translateX(8px)}.card-icon{width:48px;height:48px;border-radius:var(--radius-lg);display:flex;align-items:center;justify-content:center;transition:all .3s ease}.card-icon img{width:26px;height:26px;display:block;object-fit:contain}.card-phone .card-icon{background:rgba(59,130,246,.25);border:1px solid rgba(59,130,246,.5)}.card-telegram .card-icon{background:rgba(14,165,233,.25);border:1px solid rgba(14,165,233,.5)}.card-viber .card-icon{background:rgba(124,58,237,.25);border:1px solid rgba(124,58,237,.5)}.card-whatsapp .card-icon{background:rgba(16,185,129,.25);border:1px solid rgba(16,185,129,.5)}.card-email .card-icon{background:rgba(239,68,68,.25);border:1px solid rgba(239,68,68,.5)}.card-info{display:flex;flex-direction:column}.card-label{font-size:10px;font-weight:var(--font-bold);color:var(--text-muted);letter-spacing:.1em;margin-bottom:2px}.card-value{font-size:var(--text-base);font-weight:600;color:var(--text-primary)}body.drawer-open{overflow:hidden}