/* ============================================
   MARIANN GRAY · Navigation
   Top bar: tag · logo · controls
   ============================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  max-width: 100vw;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: var(--space-4) var(--gutter);
  z-index: var(--z-nav);
  background: linear-gradient(to bottom, rgba(250, 243, 236, 0.96) 0%, rgba(250, 243, 236, 0.88) 60%, rgba(250, 243, 236, 0.55) 100%);
  backdrop-filter: blur(10px) saturate(1.1);
  -webkit-backdrop-filter: blur(10px) saturate(1.1);
  transition: padding var(--duration-base) var(--ease-smooth);
}

.nav-tag {
  font-family: var(--font-script);
  font-size: var(--text-lg);
  color: var(--color-burgundy);
  transform: translateY(2px);
  justify-self: start;
  opacity: 0.9;
}

.nav-logo {
  justify-self: center;
  display: flex;
  align-items: center;
  transition: transform var(--duration-base) var(--ease-smooth);
  text-decoration: none;
  color: var(--color-burgundy);
}
.nav-logo img,
.nav-logo svg {
  height: 48px;
  width: auto;
  display: block;
}
.nav-logo:hover {
  transform: scale(1.05);
}

@media (max-width: 700px) {
  .nav-logo img, .nav-logo svg {
    height: 40px;
  }
}

/* —— Text logo (MG monogram) —— */
.nav-logo-text {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(36px, 3.4vw, 54px);
  letter-spacing: 0.05em;
  color: var(--color-burgundy);
  line-height: 1;
}
.nav-logo-text span { display: inline-block; }

html[lang="hy"] .nav-logo-text {
  font-family: var(--font-display);
  font-style: italic;
}

.nav-right {
  justify-self: end;
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

/* —— SOUND TOGGLE —— */
.sound-toggle {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-serif);
  font-style: italic;
  font-size: var(--text-sm);
  color: var(--color-burgundy);
  letter-spacing: 0.05em;
  transition: color var(--duration-fast) ease;
}
.sound-toggle:hover {
  color: var(--color-terra);
}

.sound-indicator {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-terra);
  position: relative;
  transition: background var(--duration-fast) ease;
}
.sound-indicator::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--color-terra);
  opacity: 0.5;
  animation: sound-pulse 2s ease-in-out infinite;
}

@keyframes sound-pulse {
  0%, 100% { transform: scale(0.9); opacity: 0.3; }
  50%      { transform: scale(1.4); opacity: 0;   }
}

.sound-toggle[aria-pressed="false"] .sound-indicator {
  background: var(--color-line);
}
.sound-toggle[aria-pressed="false"] .sound-indicator::after {
  display: none;
}

/* —— LANGUAGE SWITCHER —— */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-serif);
  font-size: var(--text-sm);
  letter-spacing: 0.15em;
  font-weight: 500;
}
.lang-switcher button {
  color: var(--color-burgundy);
  opacity: 0.4;
  padding: 6px 4px;
  transition: opacity var(--duration-fast) ease, color var(--duration-fast) ease;
  font-family: inherit;
  font-size: inherit;
  font-weight: inherit;
  letter-spacing: inherit;
}
.lang-switcher button:hover {
  opacity: 0.75;
}
.lang-switcher button.is-active {
  opacity: 1;
  color: var(--color-terra);
}
.lang-switcher .lang-divider {
  width: 3px;
  height: 3px;
  background: var(--color-gold);
  border-radius: 50%;
  opacity: 0.4;
  margin: 0 -2px;
}

/* —— Compact nav on small screens —— */
@media (max-width: 900px) {
  .nav {
    grid-template-columns: auto 1fr;
    padding: var(--space-3) var(--gutter);
    gap: var(--space-3);
  }
  .nav-tag {
    display: none;
  }
  .nav-logo {
    justify-self: start;
  }
  .nav-logo img, .nav-logo svg {
    height: 44px;
  }
  .nav-right {
    gap: var(--space-3);
  }
  .sound-toggle .sound-label {
    display: none;
  }
}

@media (max-width: 700px) {
  .nav {
    padding: 12px 16px;
    gap: 8px;
  }
  .nav-logo img, .nav-logo svg, .nav-logo-text {
    height: 38px;
    font-size: 32px;
  }
  .nav-right {
    gap: 12px;
  }
  .lang-switcher {
    font-size: 12px;
    letter-spacing: 0.1em;
    gap: 4px;
  }
  .lang-switcher button {
    padding: 6px 2px;
  }
}