/* ============================================
   NAVBAR STYLES — Glassmorphism + Animations
   ============================================ */

@keyframes navSlideDown {
  from { transform: translateY(-100%); opacity: 0; }
  to   { transform: translateY(0);     opacity: 1; }
}

.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  width: 100%;
  background: rgba(255, 250, 250, 0.98);
  box-shadow: 0 2px 12px rgba(128, 15, 148, 0.08);
  z-index: 1000;
  transition:
    background        0.45s cubic-bezier(0.4,0,0.2,1),
    backdrop-filter   0.45s cubic-bezier(0.4,0,0.2,1),
    box-shadow        0.45s cubic-bezier(0.4,0,0.2,1),
    padding           0.3s  ease;
  animation: navSlideDown 0.55s cubic-bezier(0.22,1,0.36,1) both;
}

.navbar.scrolled {
  background: rgba(255, 250, 250, 0.72);
  backdrop-filter: blur(18px) saturate(1.6);
  -webkit-backdrop-filter: blur(18px) saturate(1.6);
  box-shadow: 0 4px 28px rgba(128, 15, 148, 0.14);
}

.navbar.navbar-fixed              { padding: 0.85rem 2rem; }
.navbar.navbar-fixed.scrolled     { padding: 0.55rem 2rem; }

.navbar-container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

/* LOGO */
.navbar-brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.navbar-brand:hover { transform: scale(1.04); opacity: 0.9; }

.navbar-logo {
  max-height: 56px; width: auto;
  transition: max-height 0.3s ease;
}
.navbar.scrolled .navbar-logo { max-height: 46px; }

/* NAV MENU */
.navbar-nav {
  list-style: none;
  display: flex; flex-direction: row;
  align-items: center; justify-content: flex-end;
  gap: 0.25rem; margin: 0; padding: 0; flex: 1;
}

.nav-item { position: relative; }

/* Links com underline animado */
.nav-link {
  display: inline-block;
  padding: 0.65rem 0.9rem;
  color: var(--text-dark);
  font-weight: 500; font-size: 0.92rem;
  border-radius: 8px;
  position: relative;
  transition: color 0.25s ease, background-color 0.25s ease;
  letter-spacing: 0.01em;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%; right: 50%;
  height: 2px;
  background: var(--primary-main);
  border-radius: 2px;
  transition: left 0.28s ease, right 0.28s ease;
}
.nav-link:hover { color: var(--primary-main); background-color: rgba(128,15,148,0.05); }
.nav-link:hover::after { left: 0.9rem; right: 0.9rem; }
.dropdown-toggle::after, .btn-navbar::after { display: none !important; }

/* Dropdown toggle */
.dropdown-toggle { display: flex; align-items: center; gap: 0.4rem; cursor: pointer; }
.dropdown-arrow { display: inline-block; font-size: 0.6rem; transition: transform 0.28s ease; opacity: 0.7; }
.dropdown-toggle.active .dropdown-arrow { transform: rotate(-180deg); }

/* DROPDOWN */
.nav-dropdown {
  list-style: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 50%; transform: translateX(-50%) translateY(-8px);
  background: rgba(255,250,250,0.96);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-radius: 14px;
  box-shadow: 0 8px 32px rgba(128,15,148,0.14);
  border: 1px solid rgba(128,15,148,0.08);
  padding: 0.5rem 0; min-width: 210px;
  opacity: 0; visibility: hidden;
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s;
  z-index: 2000;
}
.nav-dropdown.active {
  opacity: 1; visibility: visible;
  transform: translateX(-50%) translateY(0);
}
/* Desktop hover */
@media (min-width: 769px) {
  .dropdown:hover .nav-dropdown {
    opacity: 1; visibility: visible;
    transform: translateX(-50%) translateY(0);
  }
}
.nav-dropdown li { margin: 0; padding: 0; }
.nav-dropdown a {
  display: block; padding: 0.7rem 1.4rem;
  color: var(--text-dark); font-weight: 500; font-size: 0.88rem;
  transition: all 0.2s ease;
  border-left: 3px solid transparent;
}
.nav-dropdown a:hover {
  background-color: rgba(128,15,148,0.06);
  color: var(--primary-main); border-left-color: var(--primary-main);
  padding-left: 1.8rem;
}

/* CTA Button */
.btn-navbar {
  background: linear-gradient(135deg, var(--primary-main) 0%, var(--primary-dark) 100%);
  color: white !important;
  padding: 0.6rem 1.4rem !important; border-radius: 8px;
  font-weight: 600; font-size: 0.88rem; white-space: nowrap;
  transition: all 0.25s ease; letter-spacing: 0.01em;
  box-shadow: 0 2px 8px rgba(128,15,148,0.25);
}
.btn-navbar:hover {
  background: linear-gradient(135deg, var(--primary-dark) 0%, #4a0056 100%);
  transform: translateY(-2px); box-shadow: 0 6px 16px rgba(128,15,148,0.35);
}

/* MOBILE TOGGLER */
.navbar-toggler {
  display: none; flex-direction: column;
  background: none; border: none; cursor: pointer;
  padding: 0.5rem; gap: 0.38rem; z-index: 1001;
}
.toggler-icon {
  width: 26px; height: 2.5px;
  background-color: var(--primary-main);
  border-radius: 2px;
  transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}
.navbar-toggler.active .toggler-icon:nth-child(1) { transform: rotate(45deg) translate(7px,7px); }
.navbar-toggler.active .toggler-icon:nth-child(2) { opacity: 0; transform: scaleX(0); }
.navbar-toggler.active .toggler-icon:nth-child(3) { transform: rotate(-45deg) translate(6px,-6px); }

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 768px) {
  .navbar-toggler { display: flex !important; }
  .navbar-container { gap: 1rem; flex-wrap: nowrap; }
  .navbar.navbar-fixed { padding: 0.7rem 1.2rem; }
  .navbar.navbar-fixed.scrolled { padding: 0.5rem 1.2rem; }

  .navbar-nav {
    position: absolute !important; top: 100% !important; left: 0 !important; right: 0 !important;
    background: rgba(255,250,250,0.97) !important;
    backdrop-filter: blur(16px) !important; -webkit-backdrop-filter: blur(16px) !important;
    flex-direction: column !important; gap: 0 !important;
    max-height: 0 !important; overflow: hidden !important;
    transition: max-height 0.4s ease !important;
    border-bottom: 1px solid rgba(128,15,148,0.08) !important;
    box-shadow: 0 8px 24px rgba(128,15,148,0.10) !important;
    z-index: 999 !important;
  }
  .navbar-nav.active { max-height: 500px !important; overflow-y: auto !important; padding: 1rem 0 !important; }

  .nav-item { width: 100% !important; }
  .nav-link {
    display: block !important; padding: 0.95rem 1.5rem !important;
    border-radius: 0 !important; border-bottom: 1px solid rgba(128,15,148,0.06) !important;
    font-size: 0.98rem !important;
  }
  .nav-link::after { display: none !important; }
  .nav-link:hover { background-color: rgba(128,15,148,0.05) !important; }
  .dropdown .nav-link { display: flex !important; justify-content: space-between !important; align-items: center !important; padding: 0.95rem 1.5rem !important; }

  .nav-dropdown {
    position: static !important; opacity: 1 !important; visibility: visible !important; transform: none !important;
    background: rgba(128,15,148,0.02) !important;
    max-height: 0 !important; overflow: hidden !important; transition: max-height 0.35s ease !important;
    margin: 0 !important; padding: 0 !important; box-shadow: none !important; border-radius: 0 !important; border: none !important; backdrop-filter: none !important;
  }
  .nav-dropdown.active { max-height: 400px !important; padding: 0.5rem 0 !important; }
  .nav-dropdown a { padding: 0.75rem 1.5rem 0.75rem 2.8rem !important; border-left: none !important; font-size: 0.93rem !important; display: block !important; }
  .nav-dropdown a:hover { padding-left: 3.2rem !important; border-left: none !important; background-color: rgba(128,15,148,0.08) !important; }

  .btn-navbar { width: calc(100% - 3rem) !important; margin: 1rem 1.5rem !important; text-align: center !important; display: block !important; padding: 0.7rem 1.4rem !important; }
}
@media (max-width: 480px) {
  .navbar.navbar-fixed { padding: 0.55rem 1rem !important; }
  .navbar-logo { max-height: 42px !important; }
  .nav-link { padding: 0.9rem 1.2rem !important; font-size: 0.95rem !important; }
}