/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; }

/* ── Gold Button ── */
.btn-gold {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  background: linear-gradient(135deg, #d4a017 0%, #b8860b 100%);
  color: #1a0a2e;
  font-weight: 600;
  border-radius: 0.75rem;
  padding: 0.75rem 2rem;
  text-decoration: none;
  transition: all 0.3s ease;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 20px rgba(212, 160, 23, 0.25);
}
.btn-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(212, 160, 23, 0.4);
  background: linear-gradient(135deg, #e8b828 0%, #d4a017 100%);
}

/* ── Outline Button ── */
.btn-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: #f5e6a3;
  border: 1px solid rgba(212, 160, 23, 0.4);
  border-radius: 0.75rem;
  padding: 0.75rem 2rem;
  text-decoration: none;
  font-weight: 500;
  transition: all 0.3s ease;
  cursor: pointer;
}
.btn-outline:hover {
  background: rgba(212, 160, 23, 0.1);
  border-color: rgba(212, 160, 23, 0.7);
  transform: translateY(-2px);
}

/* ── Floating Cards ── */
.floating-card {
  animation: float 6s ease-in-out infinite;
}
.card-1 { animation-delay: 0s; }
.card-2 { animation-delay: -1.5s; }
.card-3 { animation-delay: -3s; }
.card-4 { animation-delay: -4.5s; }

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-12px); }
}

/* ── Offering Cards ── */
.card-offering {
  background: rgba(26, 10, 46, 0.6);
  border: 1px solid rgba(212, 160, 23, 0.1);
  border-radius: 1rem;
  padding: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}
.card-offering:hover {
  border-color: rgba(212, 160, 23, 0.3);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

/* ── Nav Links ── */
.nav-link {
  position: relative;
}
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: #d4a017;
  transition: width 0.3s ease;
}
.nav-link:hover::after {
  width: 100%;
}

/* ── Mobile Links ── */
.mobile-link {
  position: relative;
}

/* ── Reveal Animations (progressive enhancement) ── */
@media (prefers-reduced-motion: no-preference) {
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
  }
  .reveal.revealed {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Navbar Scrolled State ── */
#navbar.scrolled {
  background: rgba(13, 5, 24, 0.9);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(212, 160, 23, 0.1);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

/* ── Mobile Menu ── */
#mobileMenu.open {
  transform: translateX(0);
}

/* ── Responsive ── */
@media (max-width: 768px) {
  .floating-card { display: none; }
}