/* Remade menu styling (desktop dropdown + mobile stacked)
   Works with markup: <ul class="menu"><li>Label<ul class="submenu">...
*/

:root {
  --menu-bg: #000;
  --menu-fg: #00ff41;
  --menu-muted: #4dff4c;
  --menu-accent: #00ffaa;
  --menu-border: rgba(0, 255, 65, 0.55);
  --menu-panel: rgba(0, 0, 0, 0.98);
  --menu-shadow: 0 16px 40px rgba(0, 255, 65, 0.15);
}

.menu-container {
  display: grid;
  width: 100%;
}

.menu {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.25rem 0.75rem;
  font-family: 'Courier New', monospace;
}

.menu li {
  list-style: none;
}

.menu > li {
  position: relative;
  margin: 0;
  padding: 0.6rem 0.85rem;
  border-radius: 0.4rem;
  color: var(--menu-fg);
  cursor: default;
  -webkit-tap-highlight-color: rgba(0, 255, 65, 0.18);
}

.menu > li:hover,
.menu > li:focus-within {
  background: rgba(0, 255, 65, 0.08);
}

.menu a {
  color: var(--menu-fg);
  text-decoration: none;
  font-weight: 700;
}

.menu a:hover {
  color: var(--menu-accent);
  text-decoration: underline;
}

.menu a:focus-visible {
  outline: 2px solid rgba(0, 255, 170, 0.55);
  outline-offset: 2px;
  border-radius: 0.25rem;
}

/* Submenus
*/

.submenu {
  list-style: none;
  margin: 0;
  padding: 0.35rem;
  display: none;
  position: absolute;
  top: calc(100% + 0.35rem);
  left: 0;
  z-index: 1000;
  min-width: 16rem;
  background: var(--menu-panel);
  border: 1px solid var(--menu-border);
  box-shadow: var(--menu-shadow);
  border-radius: 0.5rem;
}

.menu li:hover > .submenu,
.menu li:focus-within > .submenu {
  display: block;
}

.submenu > li {
  position: relative;
  padding: 0;
  margin: 0;
}

.submenu > li > a {
  display: block;
  padding: 0.55rem 0.7rem;
  border-radius: 0.35rem;
  color: var(--menu-muted);
  white-space: nowrap;
}

.submenu > li > a:hover,
.submenu > li > a:focus-visible {
  color: var(--menu-accent);
  background: rgba(0, 255, 65, 0.08);
  text-decoration: none;
}

/* Nested dropdowns fly out to the right on desktop
*/

.submenu .submenu {
  top: 0;
  left: calc(100% + 0.35rem);
}

/* Mobile: stack menu; submenus become inline panels
*/
@media (max-width: 767px) {
  .menu-container {
    justify-content: stretch;
  }

  .menu {
    width: 100%;
    max-width: 100%;
    flex-direction: column !important;
    align-items: stretch !important;
    justify-content: flex-start !important;
    padding: 0 0.75rem;
    gap: 0.4rem;
  }

  .menu > li {
    width: 100%;
    text-align: left;
    border: 1px solid var(--menu-border);
    background: rgba(0, 0, 0, 0.65);
    padding: 0.85rem 0.95rem;
  }

  .submenu {
    position: static;
    top: auto;
    left: auto;
    min-width: 0;
    width: 100%;
    margin-top: 0.5rem;
    padding: 0.35rem;
    border-radius: 0.5rem;
    box-shadow: none;
  }

  .submenu > li > a {
    white-space: normal;
  }

  .submenu .submenu {
    margin-top: 0.35rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  .menu * {
    transition: none !important;
  }
}