/* =================================================================
   LUMNIA · Menú móvil (hamburguesa)
   Compartido por index, chatbot-ia, meta-ads, web-pro y portfolio
   ================================================================= */

.nav-actions { display: inline-flex; align-items: center; gap: 10px; }

.nav-burger {
  display: none;
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  align-items: center; justify-content: center; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 0; flex-shrink: 0;
  transition: border-color .3s;
  -webkit-tap-highlight-color: transparent;
}
.nav-burger span {
  display: block; width: 16px; height: 1.5px; border-radius: 2px;
  background: #f5f1ea;
}
.nav-burger span:last-child { width: 10px; align-self: center; transform: translateX(3px); }
.nav-burger:active { border-color: rgba(255,255,255,0.4); }

.mnav-cta {
  display: none;
  padding: 9px 16px; border-radius: 999px;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 11px;
  letter-spacing: 0.06em; text-transform: uppercase; color: #f5f1ea; text-decoration: none;
  border: 1px solid rgba(255,255,255,0.15);
  background: linear-gradient(135deg, rgba(255,255,255,0.05), rgba(255,255,255,0.01));
  white-space: nowrap;
}

@media (max-width: 768px) {
  .nav-burger { display: inline-flex; }
  .mnav-cta { display: inline-flex; align-items: center; }
  .site-nav-inner .burger { display: none !important; }
}

/* ---------- Panel ---------- */
.mnav {
  position: fixed; inset: 0; z-index: 10001;
  background: #0b0a0d;
  display: flex; flex-direction: column;
  padding: 0 24px calc(28px + env(safe-area-inset-bottom));
  overflow-y: auto; -webkit-overflow-scrolling: touch;
  opacity: 0; visibility: hidden;
  transition: opacity .35s ease, visibility 0s linear .35s;
}
.mnav::before {
  content: ''; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(circle at 15% 8%,  oklch(0.78 0.22 340 / 0.22) 0%, transparent 45%),
    radial-gradient(circle at 90% 55%, oklch(0.88 0.17 35 / 0.14) 0%, transparent 45%),
    radial-gradient(circle at 30% 100%, oklch(0.85 0.15 220 / 0.14) 0%, transparent 50%);
  filter: blur(20px);
}
.mnav > * { position: relative; z-index: 1; }
.mnav.open { opacity: 1; visibility: visible; transition: opacity .35s ease, visibility 0s; }

.mnav-top {
  display: flex; justify-content: space-between; align-items: center;
  padding: 16px 0; border-bottom: 1px solid rgba(255,255,255,0.06);
}
.mnav-brand {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: 'Archivo', sans-serif; font-weight: 700; font-size: 18px;
  letter-spacing: -0.02em; text-transform: uppercase; color: #f5f1ea; text-decoration: none;
}
.mnav-brand .halo {
  width: 18px; height: 18px; border-radius: 50%;
  background: conic-gradient(from 0deg, oklch(0.88 0.17 35), oklch(0.78 0.22 340), oklch(0.85 0.15 220), oklch(0.88 0.17 35));
  filter: blur(1px) saturate(1.2);
  box-shadow: 0 0 16px oklch(0.78 0.22 340 / 0.5);
}
.mnav-close {
  width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15); background: rgba(255,255,255,0.03);
  position: relative; cursor: pointer; padding: 0;
  -webkit-tap-highlight-color: transparent;
}
.mnav-close::before, .mnav-close::after {
  content: ''; position: absolute; left: 50%; top: 50%;
  width: 16px; height: 1.5px; background: #f5f1ea; border-radius: 2px;
}
.mnav-close::before { transform: translate(-50%, -50%) rotate(45deg); }
.mnav-close::after  { transform: translate(-50%, -50%) rotate(-45deg); }

.mnav-tag {
  margin-top: 36px;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px;
  color: #93908a; letter-spacing: 0.2em; text-transform: uppercase;
  display: inline-flex; align-items: center; gap: 10px;
}
.mnav-tag::before {
  content: ''; width: 7px; height: 7px; border-radius: 50%;
  background: linear-gradient(135deg, oklch(0.88 0.17 35), oklch(0.78 0.22 340));
}

.mnav-links { list-style: none; margin: 18px 0 0; padding: 0; }
.mnav-links li { border-bottom: 1px solid rgba(255,255,255,0.06); margin: 0; padding: 0; }
.mnav-links a {
  display: flex; align-items: baseline; gap: 16px;
  padding: 16px 0;
  font-family: 'Archivo', sans-serif; font-weight: 700;
  font-size: clamp(28px, 8.5vw, 38px); letter-spacing: -0.03em; line-height: 1.05;
  color: #f5f1ea; text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
.mnav-links a .idx {
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-weight: 400;
  font-size: 11px; letter-spacing: 0.1em; color: #93908a; min-width: 20px;
}
.mnav-links a .arrow {
  margin-left: auto; font-family: 'JetBrains Mono', monospace; font-weight: 400;
  font-size: 14px; color: #93908a; transition: transform .3s, color .3s;
}
.mnav-links a:active .arrow { transform: translateX(4px); color: #f5f1ea; }
.mnav-links a.active .label {
  font-family: 'Instrument Serif', serif; font-style: italic; font-weight: 400;
  background: linear-gradient(120deg, oklch(0.88 0.17 35), oklch(0.78 0.22 340));
  -webkit-background-clip: text; background-clip: text; color: transparent;
  padding-right: 4px;
}

.mnav-tag-sub { margin-top: 32px; }
.mnav-sub { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 14px; }
.mnav-sub a {
  padding: 10px 16px; border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12); background: rgba(255,255,255,0.03);
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 11px;
  letter-spacing: 0.08em; text-transform: uppercase; color: #f5f1ea; text-decoration: none;
}

.mnav-foot { margin-top: auto; padding-top: 36px; display: flex; flex-direction: column; gap: 12px; }
.mnav-btn {
  display: flex; align-items: center; justify-content: center; gap: 12px;
  padding: 17px 22px; border-radius: 999px;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 12px;
  letter-spacing: 0.1em; text-transform: uppercase; text-decoration: none;
}
.mnav-btn.primary { background: #fff; color: #0b0a0d; }
.mnav-btn.ghost { border: 1px solid rgba(255,255,255,0.15); color: #f5f1ea; }
.mnav-meta {
  margin-top: 8px; text-align: center;
  font-family: 'JetBrains Mono', ui-monospace, monospace; font-size: 10px;
  color: #93908a; letter-spacing: 0.15em; text-transform: uppercase;
}

/* Entrada escalonada */
.mnav .mnav-links li, .mnav .mnav-tag-sub, .mnav .mnav-sub, .mnav .mnav-foot {
  opacity: 0; transform: translateY(14px);
  transition: opacity .45s ease, transform .45s cubic-bezier(.2,.8,.2,1);
}
.mnav.open .mnav-links li, .mnav.open .mnav-tag-sub, .mnav.open .mnav-sub, .mnav.open .mnav-foot { opacity: 1; transform: none; }
.mnav.open .mnav-links li:nth-child(1) { transition-delay: .05s; }
.mnav.open .mnav-links li:nth-child(2) { transition-delay: .09s; }
.mnav.open .mnav-links li:nth-child(3) { transition-delay: .13s; }
.mnav.open .mnav-links li:nth-child(4) { transition-delay: .17s; }
.mnav.open .mnav-links li:nth-child(5) { transition-delay: .21s; }
.mnav.open .mnav-links li:nth-child(6) { transition-delay: .25s; }
.mnav.open .mnav-links li:nth-child(7) { transition-delay: .29s; }
.mnav.open .mnav-tag-sub, .mnav.open .mnav-sub { transition-delay: .27s; }
.mnav.open .mnav-foot { transition-delay: .32s; }

/* Con el menú abierto: sin scroll de fondo y sin burbujas (chat / WhatsApp) encima */
html.mnav-lock, html.mnav-lock body { overflow: hidden; }
html.mnav-lock .lc-root, html.mnav-lock .wa-fab { display: none !important; }

@media (min-width: 769px) { .mnav, .site-nav-inner .nav-actions { display: none; } }

@media (prefers-reduced-motion: reduce) {
  .mnav, .mnav .mnav-links li, .mnav .mnav-tag-sub, .mnav .mnav-sub, .mnav .mnav-foot {
    transition: none !important; transform: none !important;
  }
}