/* ═══ АКСТО — Header & Navigation ═══ */

.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(10,10,15,.9); backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(42,42,58,.6); height: 64px;
}

.hdr-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px; gap: 20px;
}

.navbar-logo img { height: 36px; width: auto; }

.hdr-nav { display: flex; gap: 24px; align-items: center; }
.hdr-nav a {
  font-size: .88rem; font-weight: 500; color: var(--txt2);
  transition: color .2s; position: relative;
}
.hdr-nav a::after {
  content: ''; position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px; background: var(--acc);
  transform: scaleX(0); transition: transform .2s;
}
.hdr-nav a:hover, .hdr-nav a.active { color: var(--acc); }
.hdr-nav a.active::after, .hdr-nav a:hover::after { transform: scaleX(1); }

.hdr-contact { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.hdr-phone {
  font-size: .85rem; font-weight: 700; color: var(--txt);
  white-space: nowrap; transition: color .2s;
}
.hdr-phone:hover { color: var(--acc); }

.hdr-msg {
  width: 34px; height: 34px; border-radius: 0;
  background: var(--bg3); border: 1px solid var(--line);
  display: flex; align-items: center; justify-content: center;
  color: var(--txt2);
  transition: border-color .2s, color .2s, transform .15s;
}
.hdr-msg:hover { border-color: var(--acc); color: var(--acc); transform: translateY(-2px); }

@media (max-width: 1050px) { .hdr-phone { display: none; } }
@media (max-width: 860px) { .hdr-nav { display: none; } }

/* Breadcrumbs */
.breadcrumbs {
  padding: 88px 0 0; font-size: .82rem; color: var(--txt3);
}
.breadcrumbs ul {
  display: flex; gap: 6px; align-items: center; padding: 14px 0;
}
.breadcrumbs a { color: var(--acc); transition: opacity .2s; }
.breadcrumbs a:hover { opacity: .75; }
.breadcrumbs li:not(:last-child)::after {
  content: '/'; margin-left: 6px; color: var(--txt3);
}

/* Mega-menu — touch open */
.nav-item.is-open .mega-drop {
  display: block; opacity: 1; visibility: visible; pointer-events: auto;
}