/* =============================================
   NAVIGATION
   ============================================= */

#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 20px 0;
  transition: all 0.4s ease;
}

#navbar.scrolled {
  padding: 14px 0;
  background: rgba(11, 13, 24, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}

.nav-logo-mark {
  width: 34px;
  height: 34px;
  object-fit: contain;
  border-radius: 50%;
  flex-shrink: 0;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

/* Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
  list-style: none;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s ease;
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--text-primary);
}

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

.nav-dropdown-trigger {
  display: flex;
  align-items: center;
  gap: 5px;
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  letter-spacing: 0.01em;
  transition: color 0.2s ease;
}

.nav-dropdown-trigger:hover,
.nav-dropdown-trigger[aria-expanded="true"] {
  color: var(--text-primary);
}

.nav-dropdown-trigger svg {
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

.nav-dropdown-trigger[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.nav-dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(-4px);
  background: rgba(11, 13, 24, 0.96);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border-subtle);
  border-radius: 10px;
  padding: 6px;
  list-style: none;
  min-width: 140px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s ease, transform 0.18s ease;
  z-index: 100;
  margin-top: 10px;
}

.nav-dropdown-menu.open {
  opacity: 1;
  pointer-events: all;
  transform: translateX(-50%) translateY(0);
}

.nav-dropdown-menu li a {
  display: block;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.nav-dropdown-menu li a:hover {
  background: rgba(99, 102, 241, 0.1);
  color: var(--text-primary);
}

/* CTA */
.nav-cta {
  flex-shrink: 0;
}

/* Mobile Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-secondary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 13, 24, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 36px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-mobile a:hover {
  color: var(--accent-violet);
}

@media (max-width: 768px) {
  .nav-links, .nav-cta {
    display: none;
  }
  .nav-hamburger {
    display: flex;
  }
  .nav-mobile {
    display: flex;
  }
}