/* ═══════════════════════════════════════════════════════════
   FABULINO — Navegación compartida (navbar + menú móvil + FAB)
   Un único archivo para toda la web: cualquier cambio de menú
   se hace aquí, nunca dentro de una página individual.
   Colores fijos (no dependen de las variables de cada página)
   para garantizar que el menú se ve igual en todo el sitio.
═══════════════════════════════════════════════════════════ */

:root {
  --fnav-blue:        #3471C2;
  --fnav-blue-light:  #5a8fd4;
  --fnav-blue-dark:   #1e4f8f;
  --fnav-blue-bg:     #e8f0fb;
  --fnav-dark:        #080808;
  --fnav-green:       #166c35;
  --fnav-green-light: #1e8f47;
}

/* ─── NAVBAR ─── */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 999;
  padding: 1rem 3rem;
  display: flex; align-items: center; justify-content: space-between;
  transition: background 0.4s, box-shadow 0.4s;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
#navbar.scrolled {
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 1px 8px rgba(0,0,0,0.08);
}
.fnav-logo-dark  { display: none; height: 42px; object-fit: contain; }
.fnav-logo-white { display: block; height: 42px; object-fit: contain; }
#navbar.scrolled .fnav-logo-white { display: none; }
#navbar.scrolled .fnav-logo-dark  { display: block; }

.fnav-links { display: flex; align-items: center; gap: 1.9rem; list-style: none; }
.fnav-links > li { position: relative; }
.fnav-links a, .fnav-trigger {
  color: rgba(255,255,255,0.85); text-decoration: none; font-size: 0.875rem; font-weight: 500;
  letter-spacing: 0.01em; transition: color 0.2s; background: none; border: none; cursor: pointer;
  font-family: inherit; display: inline-flex; align-items: center; gap: 0.3rem; padding: 0;
}
.fnav-links a:hover, .fnav-trigger:hover { color: #fff; }
#navbar.scrolled .fnav-links a, #navbar.scrolled .fnav-trigger { color: rgba(0,0,0,0.65); }
#navbar.scrolled .fnav-links a:hover, #navbar.scrolled .fnav-trigger:hover { color: #000; }
.fnav-caret { font-size: 0.65em; transition: transform 0.2s; }
.fnav-dropdown.open .fnav-caret { transform: rotate(180deg); }

.fnav-cta { background: var(--fnav-blue); color: #fff !important; padding: 0.45rem 1.1rem; border-radius: 6px; font-weight: 600 !important; transition: background 0.2s !important; }
.fnav-cta:hover { background: var(--fnav-blue-light) !important; }
.fnav-acceso { background: var(--fnav-green); color: #fff !important; padding: 0.45rem 1.1rem; border-radius: 6px; font-weight: 600 !important; transition: background 0.2s !important; }
.fnav-acceso:hover { background: var(--fnav-green-light) !important; }
#navbar.scrolled .fnav-acceso { background: var(--fnav-green) !important; color: #fff !important; }
#navbar.scrolled .fnav-cta { background: var(--fnav-blue) !important; color: #fff !important; }

/* ─── DROPDOWN (escritorio) ─── */
.fnav-dropdown-menu {
  list-style: none; position: absolute; top: calc(100% + 14px); left: 50%; transform: translateX(-50%) translateY(-8px);
  background: #fff; border-radius: 12px; box-shadow: 0 16px 40px rgba(0,0,0,0.18), 0 2px 8px rgba(0,0,0,0.08);
  padding: 0.5rem; min-width: 220px; opacity: 0; pointer-events: none; transition: opacity 0.2s ease, transform 0.2s ease;
}
.fnav-dropdown:hover .fnav-dropdown-menu,
.fnav-dropdown.open .fnav-dropdown-menu {
  opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0);
}
.fnav-dropdown-menu a {
  display: block; color: #333 !important; font-size: 0.85rem; font-weight: 500;
  padding: 0.6rem 0.85rem; border-radius: 8px; white-space: nowrap;
}
.fnav-dropdown-menu a:hover { background: var(--fnav-blue-bg); color: var(--fnav-blue-dark) !important; }

@media (min-width: 901px) { .fnav-hamburger { display: none !important; } }
@media (max-width: 900px) {
  #navbar { padding: 0.85rem 1.5rem; }
  .fnav-links { display: none; }
}

/* ─── HAMBURGUESA ─── */
.fnav-hamburger {
  display: flex; flex-direction: column; justify-content: center; gap: 5px;
  cursor: pointer; padding: 8px 6px; background: none; border: none; flex-shrink: 0;
}
.fnav-hamburger span { display: block; width: 26px; height: 2px; background: #ffffff; border-radius: 2px; transition: transform 0.3s ease, opacity 0.2s ease; }
#navbar.scrolled .fnav-hamburger span { background: #1a1a1a; }
.fnav-hamburger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.fnav-hamburger.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.fnav-hamburger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ─── MENÚ MÓVIL (overlay a pantalla completa) ─── */
#mobile-menu {
  display: none; position: fixed; inset: 0; background: rgba(8, 8, 8, 0.97); z-index: 99999;
  flex-direction: column; align-items: center; justify-content: center; overflow-y: auto; padding: 5rem 1.5rem 3rem;
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
}
#mobile-menu.open { display: flex; }
.fnav-mm-links { list-style: none; display: flex; flex-direction: column; align-items: center; gap: 1.5rem; padding: 0; margin: 0; width: 100%; max-width: 340px; }
.fnav-mm-links > li { width: 100%; text-align: center; }
.fnav-mm-links > li > a, .fnav-mm-group-trigger {
  font-size: 1.1rem; font-weight: 600; color: rgba(255,255,255,0.85); text-decoration: none;
  letter-spacing: 0.01em; transition: color 0.2s; background: none; border: none; cursor: pointer;
  font-family: inherit; display: inline-flex; align-items: center; gap: 0.4rem; justify-content: center; width: 100%;
}
.fnav-mm-links > li > a:hover, .fnav-mm-group-trigger:hover { color: #fff; }
.fnav-mm-group-items {
  list-style: none; padding: 0; margin: 0.9rem 0 0; display: none; flex-direction: column; gap: 1rem;
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 0.9rem;
}
.fnav-mm-group.open .fnav-mm-group-items { display: flex; }
.fnav-mm-group.open .fnav-caret { transform: rotate(180deg); }
.fnav-mm-group-items a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.95rem; font-weight: 500; }
.fnav-mm-group-items a:hover { color: #fff; }
.fnav-mm-links .fnav-cta, .fnav-mm-links .fnav-acceso { padding: 0.7rem 1.8rem; border-radius: 8px; font-size: 1rem; display: inline-block; }

#mobile-menu-close { position: absolute; top: 1.2rem; right: 1.4rem; background: none; border: none; cursor: pointer; padding: 8px; display: flex; flex-direction: column; gap: 5px; }
#mobile-menu-close span { display: block; width: 26px; height: 2px; background: #ffffff; border-radius: 2px; }
#mobile-menu-close span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
#mobile-menu-close span:nth-child(2) { transform: translateY(0px) rotate(-45deg); }

/* ─── FAB (botón flotante expandible, solo móvil) ─── */
.fab-nav { display: none; position: fixed; top: 0.65rem; right: 1rem; z-index: 1001; flex-direction: column; align-items: flex-end; gap: 0; }
@media (max-width: 900px) { .fab-nav { display: flex; } }
.fab-trigger { width: 52px; height: 52px; border-radius: 50%; background: var(--fnav-blue); border: none; cursor: pointer; box-shadow: 0 4px 18px rgba(52,113,194,0.5); display: flex; align-items: center; justify-content: center; flex-shrink: 0; transition: background 0.25s; }
.fab-trigger:hover { background: var(--fnav-blue-light); }
.fab-bars { display: flex; flex-direction: column; gap: 5px; }
.fab-bars span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: transform 0.3s ease, opacity 0.2s ease; }
.fab-nav.open .fab-bars span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.fab-nav.open .fab-bars span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.fab-nav.open .fab-bars span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
.fab-nav.open .fab-trigger { background: #1e293b; }
.fab-items { list-style: none; display: flex; flex-direction: column; align-items: flex-end; gap: 0.5rem; margin: 0.55rem 0 0; padding: 0; pointer-events: none; }
.fab-nav.open .fab-items { pointer-events: all; }
.fab-item { opacity: 0; transform: translateY(-12px) scale(0.88); transition: opacity 0.25s ease, transform 0.3s cubic-bezier(0.34,1.56,0.64,1); transition-delay: calc(var(--i) * 0.045s); }
.fab-nav.open .fab-item { opacity: 1; transform: translateY(0) scale(1); }
.fab-item a {
  display: flex; align-items: center; gap: 0.6rem; background: #fff; color: #1a1a1a; text-decoration: none;
  padding: 0.55rem 1.1rem 0.55rem 0.85rem; border-radius: 999px; font-size: 0.9rem; font-weight: 600;
  box-shadow: 0 3px 12px rgba(0,0,0,0.14); white-space: nowrap; width: 220px; justify-content: flex-start;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.fab-item a:hover { background: var(--fnav-blue); color: #fff; transform: translateX(-5px); }
.fab-item a .fab-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--fnav-blue); flex-shrink: 0; transition: background 0.2s; }
.fab-item a:hover .fab-dot { background: rgba(255,255,255,0.6); }
.fab-item.fab-cta a { background: var(--fnav-blue); color: #fff; }
.fab-item.fab-cta a .fab-dot { background: rgba(255,255,255,0.6); }
.fab-item.fab-cta a:hover { background: var(--fnav-blue-light); }
.fab-item.fab-acceso a { background: var(--fnav-green); color: #fff; }
.fab-item.fab-acceso a .fab-dot { background: rgba(255,255,255,0.6); }
.fab-item.fab-acceso a:hover { background: var(--fnav-green-light); }
.fab-backdrop { display: none; position: fixed; inset: 0; z-index: 997; }
.fab-nav.open ~ .fab-backdrop { display: block; }