/* Cyber hamburger nav — hamburger explodes into button list (Timeline Blastar options rhythm) */
.mcg-nav-root {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 70;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
.mcg-nav-toggle {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  border: 1px solid rgba(55, 240, 255, 0.35);
  background: rgba(6, 10, 20, 0.88);
  color: #37f0ff;
  cursor: pointer;
  display: grid;
  place-items: center;
  box-shadow: 0 0 18px rgba(55, 240, 255, 0.18), 0 10px 30px rgba(0,0,0,.45);
  transition: transform .25s ease, border-color .2s ease, box-shadow .25s ease;
}
.mcg-nav-toggle:hover {
  border-color: rgba(255, 47, 208, 0.55);
  box-shadow: 0 0 22px rgba(255, 47, 208, 0.2);
}
.mcg-nav-toggle[aria-expanded="true"] {
  transform: rotate(90deg);
  border-color: #ff2fd0;
  color: #ff9ad8;
}
.mcg-burger {
  width: 18px;
  height: 12px;
  position: relative;
  display: block;
}
.mcg-burger i,
.mcg-burger i::before,
.mcg-burger i::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform .28s cubic-bezier(.2,.8,.2,1), opacity .2s ease, top .28s ease;
}
.mcg-burger i { top: 5px; display: block; }
.mcg-burger i::before { top: -5px; }
.mcg-burger i::after { top: 5px; }
.mcg-nav-toggle[aria-expanded="true"] .mcg-burger i { background: transparent; }
.mcg-nav-toggle[aria-expanded="true"] .mcg-burger i::before {
  top: 0; transform: rotate(45deg);
}
.mcg-nav-toggle[aria-expanded="true"] .mcg-burger i::after {
  top: 0; transform: rotate(-45deg);
}

.mcg-nav-panel {
  position: absolute;
  top: 54px;
  left: 0;
  width: min(280px, calc(100vw - 24px));
  transform-origin: top left;
  transform: perspective(700px) rotateX(-18deg) translateY(-8px) scale(0.92);
  opacity: 0;
  pointer-events: none;
  transition: transform .32s cubic-bezier(.2,.85,.2,1), opacity .22s ease;
}
.mcg-nav-root.open .mcg-nav-panel {
  transform: perspective(700px) rotateX(0deg) translateY(0) scale(1);
  opacity: 1;
  pointer-events: auto;
}
.mcg-nav-card {
  border: 1px solid rgba(55, 240, 255, 0.25);
  border-radius: 16px;
  background: linear-gradient(160deg, rgba(10,14,28,.96), rgba(18,8,28,.94));
  box-shadow: 0 24px 60px rgba(0,0,0,.55), 0 0 30px rgba(55,240,255,.08);
  overflow: hidden;
  backdrop-filter: blur(10px);
}
.mcg-nav-head {
  padding: .7rem .9rem .55rem;
  font-size: .68rem;
  letter-spacing: .18em;
  color: #37f0ff;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.mcg-nav-list {
  display: flex;
  flex-direction: column;
  padding: .45rem;
  gap: .35rem;
}
.mcg-nav-list a,
.mcg-nav-list button {
  appearance: none;
  display: flex;
  align-items: center;
  gap: .7rem;
  width: 100%;
  text-align: left;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,.08);
  background: rgba(255,255,255,.03);
  color: #e8eefc;
  border-radius: 12px;
  padding: .72rem .8rem;
  font: inherit;
  font-size: .84rem;
  letter-spacing: .03em;
  cursor: pointer;
  transition: border-color .15s ease, background .15s ease, transform .15s ease;
}
.mcg-nav-list a:hover,
.mcg-nav-list button:hover {
  border-color: rgba(55,240,255,.45);
  background: rgba(55,240,255,.08);
  transform: translateX(2px);
}
.mcg-nav-list a:focus-visible,
.mcg-nav-list button:focus-visible,
.mcg-nav-toggle:focus-visible {
  outline: 2px solid #37f0ff;
  outline-offset: 2px;
}
.mcg-nav-ico {
  width: 1.35rem;
  text-align: center;
  font-size: 1rem;
  line-height: 1;
  filter: drop-shadow(0 0 6px rgba(55,240,255,.35));
}
.mcg-nav-label { flex: 1; }
.mcg-nav-kicker {
  font-size: .62rem;
  letter-spacing: .12em;
  color: #8090b2;
  text-transform: uppercase;
}
.mcg-nav-sep {
  height: 1px;
  margin: .25rem .35rem;
  background: linear-gradient(90deg, transparent, rgba(255,47,208,.35), rgba(55,240,255,.35), transparent);
}
.mcg-nav-footnote {
  padding: .35rem .85rem .7rem;
  font-size: .65rem;
  color: #6f7f9f;
  letter-spacing: .06em;
}
@media (prefers-reduced-motion: reduce) {
  .mcg-nav-toggle,
  .mcg-nav-panel,
  .mcg-burger i,
  .mcg-burger i::before,
  .mcg-burger i::after,
  .mcg-nav-list a,
  .mcg-nav-list button { transition: none; }
}