.nav-burger {
  display: none;
  position: relative;
  z-index: 2000;
  width: 36px;
  height: 36px;
  flex-direction: column;
  align-items: flex-end;
  justify-content: center;
  gap: 5px;
  padding: 0;
  background: transparent;
  border: none;
  cursor: pointer;
}

.nav-burger span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: #ffffff;
  transition: background 0.3s ease, opacity 0.25s ease,
              transform 0.35s cubic-bezier(0.4, 0, 0.2, 1), width 0.3s ease;
}
.nav-burger span:nth-child(1) { width: 24px; }
.nav-burger span:nth-child(2) { width: 16px; }
.nav-burger span:nth-child(3) { width: 24px; }

.nav.scrolled .nav-burger span { background: #1a1a2e; }

.nav-burger.open span            { background: #1a1a2e !important; }
.nav-burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); width: 22px; }
.nav-burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); width: 22px; }

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  z-index: 1700;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.nav-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 768px) {


  .nav-burger { display: flex; }


  .nav.menu-open {
    z-index: 1999 !important;
    background: rgba(255, 255, 255, 0.98) !important;
    box-shadow: 0 1px 0 rgba(0,0,0,0.08) !important;
    backdrop-filter: blur(12px) !important;
  }
  .nav.menu-open .nav-logo { color: #1a1a2e !important; }

  /* DRAWER — весь экран, выезжает справа */
  .nav-menu {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    right: 0 !important;
    bottom: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    gap: 0 !important;
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    background: #ffffff;
    z-index: 1800;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    transform: translateX(100%);
    transition: transform 0.42s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
  }

  .nav-menu.open {
    transform: translateX(0) !important;
    pointer-events: auto;
  }

  .nav-menu::before {
    content: '';
    display: block;
    height: var(--nav-height, 68px);
    min-height: 68px;
    flex-shrink: 0;
    border-bottom: 1px solid #f0f0f0;
  }

  /* LI */
  .nav-menu li {
    list-style: none !important;
    padding: 0 !important;
    margin: 0 !important;
    border-bottom: 1px solid #f0f0f0;
    opacity: 0;
    transform: translateX(20px);
  }

  .nav-menu.open li { animation: drawerItemIn 0.38s ease forwards; }
  .nav-menu.open li:nth-child(1) { animation-delay: 0.10s; }
  .nav-menu.open li:nth-child(2) { animation-delay: 0.17s; }
  .nav-menu.open li:nth-child(3) { animation-delay: 0.24s; }
  .nav-menu.open li:nth-child(4) { animation-delay: 0.31s; }

  /* Последний li (Связаться) — по центру */
  .nav-menu li:last-child {
    border-bottom: none !important;
    border-top: none !important;
    display: flex !important;
    justify-content: center !important;
    align-items: center !important;
    padding: 28px 28px !important;
    margin-top: 8px !important;
  }

  /* NAV-LINK в drawer */
  .nav-menu .nav-link {
    display: flex !important;
    align-items: center !important;
    width: 100% !important;
    padding: 22px 28px !important;
    font-size: 1.15rem !important;
    font-weight: 600 !important;
    color: #1a1a2e !important;
    text-decoration: none !important;
    background: transparent !important;
    border-radius: 0 !important;
    letter-spacing: -0.01em !important;
    transition: color 0.2s ease, background 0.2s ease, padding-left 0.22s ease !important;
  }

  .nav-menu .nav-link:hover {
    color: var(--color-blue, #1D8EE8) !important;
    background: #f5f9ff !important;
    padding-left: 38px !important;
  }

  /* Стрелка → */
  .nav-menu li:not(:last-child) .nav-link::after {
    content: '→';
    margin-left: auto !important;
    font-size: 1rem;
    opacity: 0;
    transform: translateX(-6px);
    transition: opacity 0.2s ease, transform 0.22s ease;
    color: var(--color-blue, #1D8EE8);
  }
  .nav-menu li:not(:last-child) .nav-link:hover::after {
    opacity: 1;
    transform: translateX(0);
  }

  /* Кнопка "Связаться" — по центру */
  .nav-menu .nav-cta {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: auto !important;
    min-width: 200px !important;
    padding: 16px 48px !important;
    font-size: 0.85rem !important;
    font-weight: 700 !important;
    color: #ffffff !important;
    background: var(--color-blue, #1D8EE8) !important;
    border-radius: 50px !important;
    letter-spacing: 0.08em !important;
    text-transform: uppercase !important;
    text-decoration: none !important;
    transition: background 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease !important;
  }
  .nav-menu .nav-cta:hover {
    background: #0d8de8 !important;
    box-shadow: 0 6px 24px rgba(29, 142, 232, 0.35) !important;
    transform: translateY(-2px) !important;
  }
  .nav-menu li:last-child .nav-cta::after { display: none !important; }

  @keyframes drawerItemIn {
    to { opacity: 1; transform: translateX(0); }
  }

}