/* ============================================================
   VelvetCSV — App page nav rebrand
   Layered on the legacy styles.css to bring the converter chrome
   in line with the Gobvantage-style marketing site.
   ============================================================ */

.app-nav {
  background: rgba(247, 249, 251, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(75, 97, 113, 0.14);
  padding: 14px 0;
  position: sticky;
  top: 0;
  z-index: 50;
}

.app-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}
.app-brand:hover { text-decoration: none; }

.app-brand__mark {
  width: 42px;
  height: 42px;
  object-fit: contain;
  flex-shrink: 0;
}

.app-brand__lockup {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.app-brand__wordmark {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  font-weight: 800;
  letter-spacing: -0.03em;
  font-size: 18px;
  color: #1a2329;
}
.app-brand__wordmark .csv {
  color: #4b6171;
  font-weight: 700;
}

.app-brand__tagline {
  font-family: 'JetBrains Mono', 'SF Mono', Monaco, monospace;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: #4a5c65;
  margin-top: 4px;
}

@media (max-width: 600px) {
  .app-brand__tagline { display: none; }
}

/* Hide the legacy svg + wordmark spans inside app nav, in case any leak through */
.app-nav .nav__brand-mark[viewBox],
.app-nav .nav__brand-name { display: none; }