/* Shell Repair 4 — authoritative top-bar controls for menu visibility and language. */
:root {
  --shell-topbar-edge: clamp(14px, 2.2vw, 30px);
  --shell-topbar-gap: 8px;
  --shell-topbar-toggle-width: 88px;
  --shell-topbar-control-height: 31px;
  --shell-topbar-language-width: 88px;
}

.shell-header-toggle {
  top: calc(env(safe-area-inset-top) + 20px);
  right: var(--shell-topbar-edge);
  width: var(--shell-topbar-toggle-width);
  min-width: var(--shell-topbar-toggle-width);
  height: var(--shell-topbar-control-height);
  min-height: var(--shell-topbar-control-height);
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid color-mix(in srgb, var(--shell-theme-accent) 24%, var(--shell-border));
  border-radius: 9px;
  background: color-mix(in srgb, var(--shell-theme-header-bg) 88%, transparent);
  color: color-mix(in srgb, var(--shell-theme-text) 78%, transparent);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.shell-header-toggle:hover,
.shell-header-toggle:focus-visible {
  color: var(--shell-theme-accent);
  border-color: color-mix(in srgb, var(--shell-theme-accent) 68%, transparent);
  background: color-mix(in srgb, var(--shell-theme-header-bg) 94%, var(--shell-theme-accent) 2%);
  box-shadow: 0 0 0 2px color-mix(in srgb, var(--shell-theme-accent) 10%, transparent);
}

.shell-language-switcher {
  position: fixed;
  z-index: 14021;
  top: calc(env(safe-area-inset-top) + 20px);
  right: calc(var(--shell-topbar-edge) + var(--shell-topbar-toggle-width) + var(--shell-topbar-gap));
  width: var(--shell-topbar-language-width);
  min-width: 0;
  display: flex;
  align-items: center;
  transition: transform 280ms cubic-bezier(.2,.75,.25,1), opacity 180ms ease;
}

.shell-language-switcher .shell-language-field {
  width: 100%;
  height: var(--shell-topbar-control-height);
  min-height: var(--shell-topbar-control-height);
  padding: 0 28px 0 10px;
  border-radius: 9px;
  border-color: color-mix(in srgb, var(--shell-theme-accent) 24%, var(--shell-border));
  background: color-mix(in srgb, var(--shell-theme-header-bg) 88%, transparent);
  color: color-mix(in srgb, var(--shell-theme-text) 90%, transparent);
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.shell-language-switcher .shell-language-field::after {
  right: 12px;
  width: 7px;
  height: 7px;
}

.shell-language-switcher .shell-language-menu {
  left: 0;
  right: 0;
  top: calc(100% + 6px);
  width: 100%;
  min-width: 100%;
  max-width: 100%;
}

.shell-language-switcher .shell-language-option {
  width: 100%;
  min-width: 0;
  padding-left: 6px;
  padding-right: 6px;
  white-space: nowrap;
  text-align: center;
}

body.shell-header-hidden .shell-language-switcher {
  display: none;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

@media (max-width: 57.999rem) {
  .shell-language-switcher {
    left: calc(8px + env(safe-area-inset-left));
    right: auto;
  }

  .shell-header-toggle {
    left: auto;
    right: calc(8px + env(safe-area-inset-right));
  }

  body.shell-header-hidden .shell-mobile-title {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
  }

  body.shell-header-hidden .shell-header-toggle {
    top: calc(env(safe-area-inset-top) + 7px);
    left: 50%;
    right: auto;
    width: 96px;
    min-width: 96px;
    height: auto;
    min-height: 42px;
    transform: translateX(-50%);
    border-top: 1px solid color-mix(in srgb, var(--shell-theme-accent) 34%, transparent);
    border-radius: 11px;
  }
}

@media (max-width: 720px) {
  .shell-header-toggle {
    top: calc(env(safe-area-inset-top) + 14px);
  }

  .shell-language-switcher {
    top: calc(env(safe-area-inset-top) + 14px);
  }

  .shell-language-switcher .shell-language-field {
    height: 32px;
    min-height: 32px;
  }

  body.shell-header-hidden .shell-header-toggle {
    top: calc(env(safe-area-inset-top) + 7px);
    height: auto;
    min-height: 42px;
  }
}

@media (max-width: 22rem) {
  :root {
    --shell-topbar-toggle-width: 84px;
    --shell-topbar-language-width: 84px;
  }

  .shell-header-toggle {
    padding-left: 7px;
    padding-right: 7px;
  }

  body.shell-header-hidden .shell-header-toggle {
    width: 92px;
    min-width: 92px;
  }
}

@media (max-width: 439.98px) {
  .shell-nav {
    gap: clamp(8px, 3vw, 12px);
  }
}

@media (max-width: 409.98px) {
  :root {
    --shell-header-base-height: 86px;
  }

  .shell-header {
    align-items: flex-end;
    padding: 0 10px 4px;
  }

  .shell-nav {
    width: 100%;
    justify-content: center;
    gap: clamp(8px, 3vw, 12px);
  }
}