/* ------------------------------------------------------------------ *\
   nav-mobile - выезжающая панель навигации для мобильного.
   Управляется классом --open на .nav-mobile. Каркасный компонент.
\* ------------------------------------------------------------------ */

.nav-mobile {
  --overlay-bg: rgba(47,65,86,.6);
  position: fixed;
  inset: 0;
  z-index: 200;
  visibility: hidden;
  pointer-events: none;
}

.nav-mobile--open {
  visibility: visible;
  pointer-events: auto;
}

.nav-mobile__overlay {
  position: absolute;
  inset: 0;
  background: var(--overlay-bg);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.nav-mobile--open .nav-mobile__overlay { opacity: 1; }

.nav-mobile__panel {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  width: 80%;
  max-width: 360px;
  background: var(--surface-dark);
  display: flex;
  flex-direction: column;
  padding: var(--space-8) var(--space-6);
  overflow-y: auto;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

.nav-mobile--open .nav-mobile__panel { transform: translateX(0); }

.nav-mobile__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-12);
}

.nav-mobile__panel .brand {
  width: 50%;
  color: var(--text-inverse);
}

.nav-mobile__close {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 0;
  color: var(--text-inverse);
  cursor: pointer;
  padding: var(--space-2);
  margin-right: calc(var(--space-2) * -1);
  transition: opacity 0.2s ease;
}

.nav-mobile__close:hover { opacity: 0.7; }

.nav-mobile__list {
  list-style: none;
  padding: 0;
  margin: 0;
  flex: 1;
}

.nav-mobile__list li { border-bottom: 0; }

.nav-mobile__list a {
  display: block;
  color: var(--text-inverse);
  font-family: var(--font-sans);
  font-size: var(--fs-body-sm);
  padding: var(--space-3) 0;
  transition: opacity 0.2s ease;
}

.nav-mobile__list a:hover,
.nav-mobile__list a:focus-visible {
  opacity: 0.65;
  outline: none;
}

.nav-mobile__phone {
  display: block;
  margin-top: var(--space-12);
  color: var(--text-inverse);
  font-family: var(--font-sans);
  font-size: var(--fs-body-sm);
}

.nav-mobile__phone:hover { opacity: 0.7; }

html.nav-mobile-open { overflow: hidden; }

@media (prefers-reduced-motion: reduce) {
  .nav-mobile__panel,
  .nav-mobile__overlay { transition: none; }
}

@media (min-width: 768px) {
  .nav-mobile { display: none; }
}