/* ============================================
   MENÚ MÓVIL - Reconstruido desde cero
   ============================================ */

:root {
  --mm-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --mm-dur: 400ms;
}

/* Backdrop */
.mm-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9998;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--mm-dur) var(--mm-ease);
}

.mm-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

/* Panel principal */
.mm-panel {
  position: fixed;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: 9999;
  
  width: min(560px, 92vw);
  max-height: min(860px, 92vh);
  
  background: #ffffff;
  border-radius: 24px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.3);
  
  display: flex;
  flex-direction:column;
  overflow: hidden;
  
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--mm-dur) var(--mm-ease),
              transform var(--mm-dur) var(--mm-ease);
}

.mm-panel.active {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

/* Header */
.mm-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 20px 16px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  background: #fff;
}

.mm-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mm-brand img {
  width: 48px;
  height: 48px;
  object-fit: contain;
}

.mm-brand-text {
  display: flex;
  flex-direction: column;
}

.mm-brand-name {
  font-weight: 900;
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: #0b0c0f;
}

.mm-brand-tag {
  font-size: 0.78rem;
  color: rgba(17, 24, 39, 0.62);
}

.mm-close {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(0, 0, 0, 0.04);
  color: #0b0c0f;
  font-size: 1.4rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 160ms ease;
}

.mm-close:hover {
  background: rgba(225, 6, 0, 0.08);
  color: #e10600;
}

/* Content */
.mm-content {
  flex: 1;
  overflow-y: auto;
  padding: 12px;
  -webkit-overflow-scrolling: touch;
}

.mm-links-group {
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 20px;
  overflow: hidden;
}

/* Links normales */
.mm-link {
  appearance: none;
  width: 100%;
  text-align: left;
  border: none;
  background: #fff;
  padding: 16px 18px;
  font-weight: 800;
  font-size: 0.98rem;
  letter-spacing: 0.03em;
  color: #0b0c0f;
  text-decoration: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: background 160ms ease;
  position: relative;
}

.mm-link + .mm-link,
.mm-link + .mm-sub {
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}

.mm-link:hover {
  background: rgba(0, 0, 0, 0.02);
}

.mm-link:active {
  background: rgba(225, 6, 0, 0.06);
}

.mm-chevron {
  font-size: 0.9rem;
  color: rgba(17, 24, 39, 0.35);
  transition: transform var(--mm-dur) var(--mm-ease),
              color 160ms ease;
}

.mm-link--toggle[aria-expanded="true"] {
  color: #e10600;
}

.mm-link--toggle[aria-expanded="true"] .mm-chevron {
  transform: rotate(180deg) scale(1.1);
  color: #e10600;
}

/* Submenú PRODUCTOS */
.mm-sub {
  max-height: 0;
  overflow: hidden;
  background: #fff;
  opacity: 0;
  transform: translateY(-10px);
  transition: max-height 500ms var(--mm-ease),
              opacity 400ms var(--mm-ease),
              transform 450ms var(--mm-ease);
}

.mm-sub.active {
  max-height: 800px;
  opacity: 1;
  transform: translateY(0);
}

.mm-sub-title {
  padding: 14px 18px 8px;
  font-weight: 900;
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(17, 24, 39, 0.5);
  opacity: 0;
}

.mm-sub.active .mm-sub-title {
  animation: mmBounceIn 450ms var(--mm-ease) forwards;
  animation-delay: 20ms;
}

/* Sub-links (SERIE N, GT, IX) */
.mm-sub-link {
  appearance: none;
  width: 100%;
  text-align: left;
  border: none;
  background: #fff;
  padding: 12px 18px;
  font-weight: 900;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  color: #0b0c0f;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease;
  position: relative;
}

.mm-sub-link + .mm-sub-link {
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.mm-sub-link:hover {
  background: rgba(0, 0, 0, 0.02);
}

.mm-sub-link.active {
  color: #e10600;
  background: rgba(225, 6, 0, 0.03);
}

.mm-sub-link.active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: #e10600;
  border-radius: 999px;
}

.mm-chevron-sm {
  font-size: 0.85rem;
  color: rgba(17, 24, 39, 0.35);
  transition: transform var(--mm-dur) var(--mm-ease),
              color 160ms ease;
}

.mm-sub-link.active .mm-chevron-sm {
  transform: rotate(180deg) scale(1.1);
  color: #e10600;
}

/* Sub2 (modelos individuales) */
.mm-sub2 {
  max-height: 0;
  overflow: hidden;
  padding: 0 10px;
  opacity: 0;
  transform: translateY(-8px);
  transition: max-height 400ms var(--mm-ease),
              opacity 350ms var(--mm-ease),
              transform 380ms var(--mm-ease),
              padding 300ms var(--mm-ease);
}

.mm-sub2.active {
  max-height: 500px;
  padding: 8px 10px 12px;
  opacity: 1;
  transform: translateY(0);
}

.mm-sub2-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 12px 12px 14px;
  margin-top: 8px;
  border-radius: 16px;
  background: #fff;
  border: 1px solid rgba(0, 0, 0, 0.1);
  font-weight: 900;
  font-size: 0.92rem;
  letter-spacing: 0.03em;
  color: #0b0c0f;
  text-decoration: none;
  transition: background 160ms ease, transform 160ms ease;
}

.mm-sub2-link:hover {
  background: rgba(0, 0, 0, 0.02);
}

.mm-sub2-link:active {
  background: rgba(225, 6, 0, 0.06);
  transform: scale(0.99);
}

.mm-sub2-link::before {
  content: "";
  width: 3px;
  height: 18px;
  background: rgba(225, 6, 0, 0.6);
  border-radius: 999px;
  flex-shrink: 0;
}

/* Footer */
.mm-foot {
  padding: 16px 20px calc(env(safe-area-inset-bottom, 0px) + 16px);
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
}

.mm-icons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.mm-icons a {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.04);
  color: #0b0c0f;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  text-decoration: none;
  transition: all 180ms ease;
}

.mm-icons a:hover {
  background: rgba(225, 6, 0, 0.1);
  color: #e10600;
  transform: scale(1.05);
}

/* Animaciones de entrada escalonadas */
.mm-sub.active .mm-sub-link {
  animation: mmFadeInUp 400ms var(--mm-ease) forwards;
  opacity: 0;
}

.mm-sub.active .mm-sub-link:nth-child(1) { animation-delay: 50ms; }
.mm-sub.active .mm-sub-link:nth-child(2) { animation-delay: 100ms; }
.mm-sub.active .mm-sub-link:nth-child(3) { animation-delay: 150ms; }
.mm-sub.active .mm-sub-link:nth-child(4) { animation-delay: 200ms; }
.mm-sub.active .mm-sub-link:nth-child(5) { animation-delay: 250ms; }

.mm-sub2.active .mm-sub2-link {
  animation: mmFadeInUp 360ms var(--mm-ease) forwards;
  opacity: 0;
}

.mm-sub2.active .mm-sub2-link:nth-child(1) { animation-delay: 40ms; }
.mm-sub2.active .mm-sub2-link:nth-child(2) { animation-delay: 80ms; }
.mm-sub2.active .mm-sub2-link:nth-child(3) { animation-delay: 120ms; }
.mm-sub2.active .mm-sub2-link:nth-child(4) { animation-delay: 160ms; }
.mm-sub2.active .mm-sub2-link:nth-child(5) { animation-delay: 200ms; }
.mm-sub2.active .mm-sub2-link:nth-child(6) { animation-delay: 240ms; }

@keyframes mmFadeInUp {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes mmBounceIn {
  0% {
    opacity: 0;
    transform: scale(0.95) translateY(-10px);
  }
  60% {
    opacity: 1;
    transform: scale(1.02) translateY(0);
  }
  100% {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* Mobile */
@media (max-height: 700px) {
  .mm-panel {
    max-height: 95vh;
  }
  
  .mm-head {
    padding: 16px 16px 12px;
  }
  
  .mm-brand img {
    width: 40px;
    height: 40px;
  }
}