/* ─── Navegación Glassmorphism ──────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 1000;
  height: 72px;
  padding: 0 2rem;
  background: var(--surface-main);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.logo-main {
  filter: drop-shadow(0 0 8px var(--primary-glow));
  transition: var(--transition-fast);
}

.nav-brand:hover .logo-main {
  transform: scale(1.1) rotate(5deg);
  filter: drop-shadow(0 0 12px var(--primary-color));
}

.nav-brand .brand-text .brand-name {
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  background: var(--grad-primary);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.active-user-info {
  font-size: 0.65rem !important;
  font-weight: 600;
  color: var(--text-muted) !important;
  -webkit-text-fill-color: var(--text-muted) !important;
  letter-spacing: 0.01em;
  margin-top: 2px;
  opacity: 0.7;
  display: block;
}

.nav-links {
  display: flex;
  gap: 0.5rem;
  padding: 4px;
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius-md);
}

.nav-link {
  padding: 0.6rem 1rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  text-decoration: none;
  background: transparent;
  border: none;
  cursor: pointer;
  transition: var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.nav-link:hover {
  color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link.active {
  color: var(--text-main);
  background: var(--surface-accent);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
}

/* ─── Layout Principal ──────────────────────────────────────────────────────── */
.main {
  max-width: 1024px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem;
  width: 100%;
}

.page-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 0.5rem;
  animation: slideUp 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}

.page-sub {
  color: var(--text-muted);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  animation: slideUp 0.8s cubic-bezier(0.22, 1, 0.36, 1);
}

@media (max-width: 768px) {
  .nav {
    padding: 0 0.75rem;
    height: auto;
    min-height: 64px;
    flex-wrap: wrap;
    justify-content: center; /* Centrar para evitar que el selector se escape */
    padding-top: 0.5rem;
    gap: 0.5rem;
  }

  .nav-brand {
    order: 1;
    flex: 1;
  }

  .nav-brand span {
    display: none;
  }

  /* El selector de idioma en una posición táctil clara y fija a la derecha */
  .lang-selector-container {
    order: 2;
    padding: 0 10px !important;
    border-left: 1px solid rgba(255,255,255,0.1) !important;
    height: 40px;
    display: flex !important;
    align-items: center;
    background: rgba(255,255,255,0.05) !important;
    border-radius: 8px;
  }

  .nav-links {
    order: 3;
    width: 100%;
    margin-top: 0.25rem;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    background: rgba(255, 255, 255, 0.03);
    padding: 0.35rem 0.5rem;
    border-radius: 10px;
    justify-content: flex-start !important;
  }
  .nav-links::-webkit-scrollbar { display: none; }

  .main {
    padding: 1rem 0.75rem;
  }

  .page-title {
    font-size: 1.4rem;
  }

  .nav-link {
    padding: 0.5rem 0.7rem;
    flex-shrink: 0;
  }

  .nav-link span {
    display: none;
  }

  .nav-link i {
    width: 18px;
    height: 18px;
  }
}