/* ============================================================
   nav.css — Top navigation bar
   ============================================================ */

nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  z-index: 100;
  transition: background 0.4s ease, backdrop-filter 0.4s ease;
}

nav.scrolled {
  background: rgba(10, 10, 10, 0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--c-border);
}

/* ── Logo ── */
.nav-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid rgba(255, 214, 10, 0.4);
  object-fit: cover;
  display: block;
  transition: all 0.3s ease;
}

.nav-logo-img:hover {
  transform: scale(1.05);
  border-color: var(--c-gold-1);
  box-shadow: 0 0 20px 4px rgba(255, 214, 10, 0.5);
}

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

.nav-links a {
  font-size: 14px;
  color: var(--c-text-2);
  transition: color 0.2s ease;
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--c-text-1);
}

/* ── Action buttons ── */
.nav-actions {
  display: flex;
  gap: 12px;
}

.nav-btn {
  font-size: 14px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 980px;
  border: 1px solid rgba(255, 214, 10, 0.5);
  color: var(--c-gold-1);
  background: transparent;
  transition: all 0.3s ease;
}

.nav-btn:hover {
  background: rgba(255, 214, 10, 0.1);
  transform: scale(1.02);
}

/* Fill variant — goes solid on hover */
.nav-btn.fill-hover:hover {
  background: var(--g-gold);
  color: #000;
  border-color: transparent;
  box-shadow: 0 4px 15px rgba(255, 214, 10, 0.3);
}