:root {
  --nav-bg: rgba(255, 255, 255, 0.95);
  --nav-border: #e2e8f0;
  --nav-text: #64748b;
  --nav-text-hover: #334155;
  --nav-accent: #0891b2;
  --nav-accent-hover: #22d3ee;
}

#nav {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 1000;
  height: 68px;
  display: flex;
  align-items: center;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
  background: #ffffff;
  border-bottom: 1px solid var(--nav-border);
  transition: background 0.3s, box-shadow 0.3s;
}

#nav.solid {
  background: rgba(255, 255, 255, 0.98);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
}

.nav-inner {
  width: 100%;
  max-width: 1240px;
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: "Segoe UI", system-ui, sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: #334155;
  letter-spacing: -0.02em;
  text-decoration: none;
}
.nav-logo em {
  color: var(--nav-accent);
  font-style: normal;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2.25rem;
  list-style: none;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--nav-text);
  letter-spacing: 0.01em;
  transition: color 0.2s;
  text-decoration: none;
}
.nav-links a:hover {
  color: var(--nav-text-hover);
}

.nav-links .nav-cta {
  background: var(--nav-accent);
  color: #ffffff !important;
  padding: 0.5rem 1.2rem;
  border-radius: 6px;
  font-weight: 700;
  transition: background 0.2s, transform 0.2s;
}
.nav-links .nav-cta:hover {
  background: var(--nav-accent-hover);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #334155;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* ═══════════════ DROPDOWNS ═══════════════ */
.nav-dropdown {
  position: relative;
}

.dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.dropdown-trigger span {
  font-size: 0.8rem;
  opacity: 0.6;
  transition: transform 0.3s ease;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(10px);
  background: #ffffff;
  border: 1px solid var(--nav-border);
  border-radius: 12px;
  min-width: 200px;
  padding: 0.75rem;
  list-style: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  opacity: 0;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.23, 1, 0.32, 1);
  z-index: 1001;
}

.dropdown-menu li {
  width: 100%;
}

.dropdown-menu a {
  display: block;
  padding: 0.65rem 1rem;
  border-radius: 8px;
  color: var(--nav-text) !important;
  font-size: 0.88rem !important;
  font-weight: 500 !important;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.dropdown-menu a:hover {
  background: #f8f7ff;
  color: var(--nav-accent) !important;
  transform: translateX(4px);
}

/* Desktop Hover */
@media (min-width: 769px) {
  .nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
  }

  .nav-dropdown:hover .dropdown-trigger span {
    transform: rotate(180deg);
  }
}

/* ═══════════════ MOBILE NAV ═══════════════ */
@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }
  .nav-links {
    display: none;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    background: #ffffff;
    padding: 1.75rem;
    gap: 1.1rem;
    border-bottom: 1px solid var(--nav-border);
    z-index: 999;
    max-height: calc(100vh - 68px);
    overflow-y: auto;
  }
  .nav-links.open {
    display: flex;
  }

  .nav-dropdown {
    width: 100%;
    text-align: center;
  }

  .dropdown-menu {
    position: static;
    transform: none;
    opacity: 1;
    pointer-events: auto;
    box-shadow: none;
    border: none;
    background: #fcfcfd;
    display: none; /* Controlled by JS */
    margin-top: 0.5rem;
    padding: 0.5rem;
    width: 100%;
  }

  .nav-dropdown.active .dropdown-menu {
    display: block;
  }

  .nav-dropdown.active .dropdown-trigger span {
    transform: rotate(180deg);
  }
}

/* Adjust body padding for fixed nav */
body {
  padding-top: 68px !important;
}