/* ============================================
   NAVBAR
   ============================================ */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 18px 0;
  transition: all var(--transition-base);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(24px) saturate(200%);
  -webkit-backdrop-filter: blur(24px) saturate(200%);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  padding: 12px 0;
  box-shadow: var(--shadow-sm);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Brand */
.nav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 1001;
}

.nav-brand img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  object-fit: cover;
}

.nav-brand span {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  transition: color var(--transition-base);
}

.navbar.scrolled .nav-brand span {
  color: var(--green-800);
}

/* Links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.88rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
  position: relative;
  padding: 4px 0;
  letter-spacing: 0.01em;
}

.nav-links a:not(.nav-cta)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green-400);
  border-radius: 2px;
  transition: width var(--transition-base);
}

.nav-links a:not(.nav-cta):hover::after {
  width: 100%;
}

.nav-links a:not(.nav-cta):hover {
  color: var(--white);
}

.navbar.scrolled .nav-links a:not(.nav-cta) {
  color: var(--gray-600);
}

.navbar.scrolled .nav-links a:not(.nav-cta):hover {
  color: var(--green-700);
}

.navbar.scrolled .nav-links a:not(.nav-cta)::after {
  background: var(--green-600);
}

/* CTA button in nav */
.nav-cta {
  padding: 10px 26px !important;
  background: rgba(255, 255, 255, 0.14) !important;
  color: var(--white) !important;
  border: 1px solid rgba(255,255,255,0.2) !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
  backdrop-filter: blur(8px);
  transition: all var(--transition-base) !important;
}

.nav-cta:hover {
  background: rgba(255, 255, 255, 0.25) !important;
  transform: translateY(-1px);
}

.nav-cta::after {
  display: none !important;
}

.navbar.scrolled .nav-cta {
  background: var(--green-700) !important;
  color: var(--white) !important;
  border-color: var(--green-700) !important;
  box-shadow: var(--shadow-green);
}

.navbar.scrolled .nav-cta:hover {
  background: var(--green-800) !important;
}

/* Mobile toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  border: none;
  background: transparent;
  z-index: 1001;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.navbar.scrolled .nav-toggle span {
  background: var(--gray-800);
}

/* Mobile overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 998;
  backdrop-filter: blur(4px);
}

.nav-overlay.open {
  display: block;
}