/* ============================================================
   NAVBAR + MEGA-MENU
   ============================================================ */

/* --- Base Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 70px;
  z-index: 1009;
  background: rgba(18, 18, 18, 0.92);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid rgba(13, 202, 240, 0.1);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 20px;
}

/* --- Logo --- */
.nav-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
}
.nav-logo img {
  max-height: 40px;
  width: auto;
}

/* --- Mega Nav (Desktop) --- */
.mega-nav {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
  align-items: center;
}

/* --- Nav Links --- */
.mega-nav-link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 16px;
  border-radius: 8px;
  color: #e0e0e0;
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
  white-space: nowrap;
  transition: all 0.25s ease;
  position: relative;
}
.mega-nav-link i:first-child {
  color: #0dcaf0;
  font-size: 0.95rem;
  transition: transform 0.3s ease;
}
.mega-nav-link:hover,
.mega-nav-link.active {
  background: rgba(13, 202, 240, 0.12);
  color: #0dcaf0;
}
.mega-nav-link:hover i:first-child {
  transform: scale(1.15);
}
.mega-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 16px;
  right: 16px;
  height: 2px;
  background: #0dcaf0;
  border-radius: 2px;
}

/* --- Mega Arrow --- */
.mega-arrow {
  font-size: 0.65rem;
  margin-left: 2px;
  transition: transform 0.3s ease;
}
.mega-has-dropdown:hover .mega-arrow {
  transform: rotate(180deg);
}

/* --- Mega Dropdown --- */
.mega-dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-8px);
  min-width: 680px;
  background: rgba(22, 22, 22, 0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(13, 202, 240, 0.15);
  border-radius: 16px;
  padding: 28px;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1010;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(13, 202, 240, 0.06);
  pointer-events: none;
}
.mega-has-dropdown {
  position: relative;
}
.mega-has-dropdown:hover .mega-dropdown,
.mega-has-dropdown:focus-within .mega-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

/* --- Dropdown Grid --- */
.mega-dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
}
.mega-col-title {
  font-family: "Audiowide", sans-serif;
  font-size: 0.8rem;
  color: #0dcaf0;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin: 0 0 14px 0;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(13, 202, 240, 0.15);
}

/* --- Dropdown Links --- */
.mega-dropdown-link {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 10px;
  text-decoration: none;
  color: #e0e0e0;
  transition: all 0.25s ease;
  margin-bottom: 4px;
}
.mega-dropdown-link:hover {
  background: rgba(13, 202, 240, 0.1);
  color: #0dcaf0;
  transform: translateX(4px);
}
.mega-dropdown-link i {
  color: #0dcaf0;
  font-size: 1.1rem;
  margin-top: 3px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.mega-dropdown-link:hover i {
  transform: scale(1.2);
}
.mega-dropdown-link strong {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 2px;
}
.mega-dropdown-link small {
  display: block;
  font-size: 0.78rem;
  color: #999;
  line-height: 1.3;
}

/* --- CTA Box in Dropdown --- */
.mega-col-cta {
  display: flex;
}
.mega-cta-box {
  background: linear-gradient(135deg, rgba(13, 202, 240, 0.12), rgba(13, 202, 240, 0.04));
  border: 1px solid rgba(13, 202, 240, 0.2);
  border-radius: 14px;
  padding: 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
}
.mega-cta-box > i {
  font-size: 2rem;
  color: #0dcaf0;
  filter: drop-shadow(0 0 12px rgba(13, 202, 240, 0.4));
}
.mega-cta-box h4 {
  font-family: "Audiowide", sans-serif;
  font-size: 0.95rem;
  color: #fff;
  margin: 0;
}
.mega-cta-box p {
  font-size: 0.82rem;
  color: #aaa;
  margin: 0 0 8px 0;
}

/* --- Navbar Right Actions --- */
.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.btn-nav-cta {
  padding: 8px 18px;
  font-size: 0.85rem;
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
  font-weight: 600;
}
.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
  border-radius: 8px;
}

/* --- Hamburger --- */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.3s ease;
}
.hamburger:hover {
  border-color: #0dcaf0;
  background: rgba(13, 202, 240, 0.1);
}
.hamburger-line {
  display: block;
  width: 100%;
  height: 2px;
  background: #e0e0e0;
  border-radius: 2px;
  transition: all 0.3s ease;
}
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(2) {
  opacity: 0;
}
.hamburger[aria-expanded="true"] .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Theme Toggle --- */
.theme-toggle-nav {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: transparent;
  color: #e0e0e0;
  cursor: pointer;
  display: grid;
  place-items: center;
  transition: all 0.3s ease;
  position: relative;
}
.theme-toggle-nav:hover {
  border-color: #0dcaf0;
  background: rgba(13, 202, 240, 0.1);
}

/* ============ MOBILE ============ */
@media (max-width: 992px) {
  .mega-nav {
    position: absolute;
    top: 100%; /* Start directly below the 70px navbar */
    left: 0;
    right: 0;
    height: 100vh;
    padding-bottom: 100px;
    flex-direction: column;
    background: #121212;
    /* Safe fallback if backdrop-filter has bugs inside another fixed container */
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    padding: 20px 20px 60px 20px;
    gap: 4px;
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1008;
    align-items: stretch;
  }
  .mega-nav.open {
    transform: translateX(0);
  }
  .mega-nav-item {
    width: 100%;
  }
  .mega-nav-link {
    width: 100%;
    padding: 14px 16px;
    font-size: 1rem;
    border-radius: 10px;
  }
  .mega-nav-link.active::after {
    display: none;
  }
  .mega-nav-link.active {
    border-left: 3px solid #0dcaf0;
  }
  .mega-dropdown {
    position: static;
    width: 100%;
    min-width: 0;
    display: none;
    border: none;
    border-radius: 10px;
    background: rgba(13, 202, 240, 0.06);
    padding: 0;
    margin: 8px 0 0 0;
    box-shadow: none;
    pointer-events: auto;
    transform: none;
    opacity: 1;
    visibility: visible;
  }
  .mega-has-dropdown.open .mega-dropdown {
    display: block;
    opacity: 1;
    visibility: visible;
    transform: none;
    padding: 12px 16px;
    background: rgba(13, 202, 240, 0.08);
    border-left: 2px solid rgba(13, 202, 240, 0.4);
  }
  .mega-dropdown-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .mega-col-title {
    font-size: 0.75rem;
    margin-bottom: 8px;
    padding-bottom: 6px;
  }
  .mega-dropdown-link {
    padding: 8px 10px;
    border-radius: 8px;
  }
  .mega-dropdown-link strong {
    color: #fff;
  }
  .mega-dropdown-link small {
    color: #aaa;
  }
  .mega-cta-box {
    padding: 16px;
  }
  .hamburger {
    display: flex;
  }
  .btn-nav-cta span {
    display: none;
  }
  .btn-nav-cta {
    padding: 10px;
    width: 40px;
    height: 40px;
    justify-content: center;
  }
}

@media (max-width: 600px) {
  .nav-logo img {
    max-height: 32px;
  }
}

/* ============ LIGHT MODE ============ */
body.light-mode .navbar {
  background: rgba(255, 255, 255, 0.92);
  border-bottom-color: rgba(13, 202, 240, 0.12);
}
body.light-mode .mega-nav-link {
  color: #333;
}
body.light-mode .mega-nav-link:hover,
body.light-mode .mega-nav-link.active {
  color: #0b9eae;
}
body.light-mode .mega-dropdown {
  background: rgba(255, 255, 255, 0.97);
  border-color: rgba(13, 202, 240, 0.12);
}
@media (max-width: 992px) {
  body.light-mode .mega-dropdown {
    background: rgba(0, 0, 0, 0.03);
  }
}
body.light-mode .mega-dropdown-link {
  color: #333;
}
body.light-mode .mega-dropdown-link:hover {
  color: #0b9eae;
}
body.light-mode .mega-cta-box h4 {
  color: #1a1a1a;
}
body.light-mode .hamburger-line {
  background: #333;
}
body.light-mode .theme-toggle-nav {
  color: #333;
  border-color: rgba(0, 0, 0, 0.15);
}