.topbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--c-line);
  background: rgba(26, 7, 16, .82);
  backdrop-filter: blur(10px);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-m);
  padding-block: var(--space-s);
}

.logotype {
  display: flex;
  align-items: center;
  gap: var(--space-2xs);
  font-family: var(--f-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: -.01em;
  text-decoration: none;
  color: var(--c-ink);
}

.logotype img { width: 34px; height: 34px; border-radius: 8px; }

.topbar__nav {
  display: none;
}

.topbar__nav ul {
  display: flex;
  align-items: center;
  gap: var(--space-l);
  font-family: var(--f-display);
  font-size: .95rem;
  font-weight: 500;
}

.topbar__nav a {
  text-decoration: none;
  color: var(--c-ink-soft);
}

.topbar__nav a:hover,
.topbar__nav a[aria-current="page"] {
  color: var(--c-quartz-300);
}

.topbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-s);
}

.topbar__phone {
  display: none;
  font-family: var(--f-display);
  font-size: .9rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--c-ink);
}

.mobile-toggle {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-s);
  background: transparent;
  cursor: pointer;
}

.mobile-toggle__bars {
  position: relative;
  width: 20px;
  height: 14px;
}

.mobile-toggle__bars span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--c-ink);
  transition: transform var(--dur-s) var(--ease-out), opacity var(--dur-s) var(--ease-out);
}

.mobile-toggle__bars span:nth-child(1) { top: 0; }
.mobile-toggle__bars span:nth-child(2) { top: 6px; }
.mobile-toggle__bars span:nth-child(3) { top: 12px; }

.mobile-toggle[aria-expanded="true"] .mobile-toggle__bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

.mobile-toggle[aria-expanded="true"] .mobile-toggle__bars span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle[aria-expanded="true"] .mobile-toggle__bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

.nav-overlay {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  flex-direction: column;
  visibility: hidden;
  opacity: 0;
  background: var(--c-wine-950);
  transition: opacity var(--dur-m) var(--ease-out), visibility var(--dur-m) var(--ease-out);
}

.nav-overlay.is-open {
  visibility: visible;
  opacity: 1;
}

.nav-overlay__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-s) var(--container-pad);
  border-bottom: 1px solid var(--c-line);
}

.nav-overlay__close {
  width: 48px;
  height: 48px;
  border: 1px solid var(--c-line);
  border-radius: var(--radius-s);
  background: transparent;
  color: var(--c-ink);
  font-size: 1.4rem;
  cursor: pointer;
}

.nav-overlay__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-m);
  padding: var(--space-l) var(--container-pad);
  overflow-y: auto;
}

.nav-overlay__body a {
  font-family: var(--f-display);
  font-size: clamp(1.6rem, 6vw, 2.2rem);
  font-weight: 600;
  text-decoration: none;
  color: var(--c-ink);
}

.nav-overlay__body a[aria-current="page"] { color: var(--c-quartz-300); }

.nav-overlay__foot {
  display: flex;
  flex-direction: column;
  gap: var(--space-2xs);
  padding: var(--space-m) var(--container-pad) var(--space-l);
  border-top: 1px solid var(--c-line);
  font-size: var(--step-small);
  color: var(--c-ink-soft);
}

.nav-overlay__foot a { color: var(--c-quartz-300); text-decoration: none; }

@media (min-width: 62rem) {
  .topbar__nav { display: block; }
  .topbar__phone { display: inline-flex; }
  .mobile-toggle { display: none; }
}