:root {
  --ink: #000000;
  --obsidian: #0A0806;
  --gold: #D4AF37;
  --gold-deep: #8B6914;
  --gold-bright: #F4D03F;
  --cream: #F5F5F7;
  --cream-warm: #E8DCC4;
  --bronze: #8B7355;
  --border-gold: #3D2E1F;
}

* {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  scroll-behavior: smooth;
  background: var(--ink);
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--ink);
  color: var(--cream);
  letter-spacing: 0.005em;
}

::selection {
  background: var(--gold);
  color: var(--ink);
}

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--ink); }
::-webkit-scrollbar-thumb { background: var(--border-gold); }
::-webkit-scrollbar-thumb:hover { background: var(--gold-deep); }

/* Gold gradient text */
.gold-gradient {
  background: linear-gradient(135deg, #8B6914 0%, #F4D03F 50%, #8B6914 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: 0 0 60px rgba(212, 175, 55, 0.15);
}

/* Reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

/* Tier cards */
.tier-card {
  position: relative;
  border: 1px solid rgba(61, 46, 31, 0.6);
  background: linear-gradient(180deg, rgba(10, 8, 6, 0.7) 0%, rgba(0, 0, 0, 0.95) 100%);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.tier-card:hover {
  border-color: rgba(212, 175, 55, 0.5);
  transform: translateY(-6px);
  box-shadow: 0 30px 80px -20px rgba(212, 175, 55, 0.1);
}

.tier-card-inner {
  padding: 3rem 2.5rem;
  height: 100%;
  display: flex;
  flex-direction: column;
}

.tier-card-featured {
  border-color: rgba(212, 175, 55, 0.6);
  background: linear-gradient(180deg, rgba(15, 12, 8, 0.95) 0%, rgba(5, 4, 2, 1) 100%);
  box-shadow: 0 0 0 1px rgba(212, 175, 55, 0.2), 0 40px 100px -20px rgba(212, 175, 55, 0.15);
  transform: scale(1.02);
}

.tier-card-featured:hover {
  transform: translateY(-6px) scale(1.02);
}

.tier-cta {
  text-align: center;
  padding: 1rem 2rem;
  border: 1px solid rgba(212, 175, 55, 0.6);
  color: var(--gold);
  font-size: 11px;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  transition: all 0.4s ease;
  margin-top: auto;
}

.tier-cta:hover {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}

.tier-cta-primary {
  background: var(--gold);
  color: var(--ink);
  border-color: var(--gold);
}

.tier-cta-primary:hover {
  background: var(--gold-bright);
  border-color: var(--gold-bright);
}

/* Subtle entrance for nav */
nav {
  animation: slideDown 1s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes slideDown {
  from { transform: translateY(-100%); }
  to { transform: translateY(0); }
}

/* Reduce motion */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
  }
  * { animation: none !important; transition: none !important; }
}

/* Typography refinements */
h1, h2, h3 { letter-spacing: -0.01em; }
.font-serif { font-feature-settings: "liga", "kern", "onum"; }

/* Print */
@media print {
  body { background: white; color: black; }
}