/* ══ HEADER ══════════════════════════════════════════════════════════════════ */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  height: 66px;
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--c-border);
  transition: box-shadow var(--t);
}
.site-header.scrolled {
  box-shadow: var(--sh-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}
.logo img { height: 32px; width: auto; }
.logo-name {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -.01em;
  color: var(--c-text);
  transition: color var(--t);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  list-style: none;
}
.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 500;
  color: var(--c-text-2);
  border-radius: var(--r-sm);
  transition: all var(--t);
}
.nav-link:hover  { color: var(--c-primary); background: var(--c-bg-blue); }
.nav-link.active { color: var(--c-primary); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

/* Бургер */
.burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 8px;
  color: var(--c-text);
}
.burger span {
  display: block;
  width: 22px; height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: all var(--t);
}

/* Мобильное меню */
.mobile-menu {
  display: none;
  position: fixed;
  top: 66px; left: 0; right: 0; bottom: 0;
  background: #fff;
  z-index: 190;
  padding: 24px 20px;
  overflow-y: auto;
  border-top: 1px solid var(--c-border);
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; }
.mobile-menu li { border-bottom: 1px solid var(--c-border); }
.mobile-menu a {
  display: block;
  padding: 14px 0;
  font-size: 16px;
  font-weight: 500;
  color: var(--c-text);
}
.mobile-menu-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
}

/* ══ FOOTER ══════════════════════════════════════════════════════════════════ */
.site-footer {
  background: var(--c-bg-dark);
  color: #94a3b8;
  padding: 72px 0 40px;
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 56px;
  border-bottom: 1px solid var(--c-border-dark);
  margin-bottom: 32px;
}

.footer-brand .logo-name { color: #fff; }
.footer-brand p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  max-width: 280px;
}
.footer-contacts {
  margin-top: 20px;
  font-size: 14px;
}
.footer-contacts a {
  color: #94a3b8;
  display: block;
  margin-bottom: 6px;
  transition: color var(--t);
}
.footer-contacts a:hover { color: #fff; }

.footer-col h4 {
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  margin-bottom: 20px;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 10px; }
.footer-col a {
  color: #94a3b8;
  font-size: 14px;
  transition: color var(--t);
}
.footer-col a:hover { color: #fff; }

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
}
.footer-links {
  display: flex;
  gap: 24px;
}
.footer-links a {
  color: #94a3b8;
  font-size: 13px;
  transition: color var(--t);
}
.footer-links a:hover { color: #fff; }

@media (max-width: 1024px) {
  .footer-top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .site-nav, .header-actions .btn-outline-dark { display: none; }
  .burger { display: flex; }
}