/* ============================================================
   NAV (fixed top bar)
   ============================================================ */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 56px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 100;
  transition: box-shadow 250ms ease;
}
nav.shadow { box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06); }

.nav-in {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
}
.nav-actions { display: flex; align-items: center; gap: 8px; }

.nav-logo {
  font-size: 15px;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-logo-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--indigo);
  border-radius: 6px;
}
.nav-logo-mark svg {
  width: 14px;
  height: 14px;
  fill: #fff;
  stroke: none;
}
.nav-by  { font-size: 12px; color: var(--ink-4); font-weight: 400; }
.nav-cta { padding: 9px 18px; font-size: 14px; border-radius: 7px; }

@media (max-width: 768px) {
  .nav-cta { padding: 7px 12px !important; font-size: 13px !important; }
}
@media (max-width: 480px) {
  .nav-link-hide { display: none; }
  .nav-cta { font-size: 12px !important; padding: 6px 10px !important; }
}

/* ============================================================
   MOBILE CTA BAR (fixed bottom on mobile)
   ============================================================ */
.mobile-bar {
  display: none;
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 200;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  padding: 12px 20px;
  padding-bottom: max(12px, env(safe-area-inset-bottom));
}
@media (max-width: 768px) {
  .mobile-bar { display: flex; flex-direction: column; align-items: center; gap: 6px; }
}
.mobile-bar .btn-cta { width: 100%; max-width: 420px; }
.mobile-bar-note { font-size: 12px; color: var(--ink-4); }