:root {
    --gold: #d4af37;
    --bg: #050505;
    --panel: rgba(20, 20, 20, 0.7);
    --border: rgba(212, 175, 55, 0.15);
    --text-dim: rgba(255, 255, 255, 0.6);
}

* { margin: 0; padding: 0; box-sizing: border-box; cursor: crosshair; }

body {
    background-color: var(--bg);
    color: #e0e0e0;
    font-family: 'Montserrat', sans-serif;
    overflow-x: hidden;
    background: radial-gradient(circle at 50% 50%, #151515 0%, #050505 100%);
}

h1, h4, .logo { font-family: 'Cinzel', serif; letter-spacing: 4px; text-transform: uppercase; }

/* Navigation */
nav {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    padding: 1.5rem 5%; display: flex; justify-content: space-between;
    backdrop-filter: blur(30px); border-bottom: 1px solid var(--border);
}
.logo a { font-size: 1.2rem; color: #fff; text-decoration: none; font-weight: 700; letter-spacing: 10px; }
.nav-links a { text-decoration: none; color: var(--text-dim); font-size: 0.65rem; transition: 0.3s; }
.nav-links a:hover { color: var(--gold); letter-spacing: 2px; }

/* Master Header */
.vault-header { height: 60vh; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; }
.main-title { font-size: 4rem; margin: 15px 0; background: linear-gradient(to bottom, #fff, var(--gold)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.gold-line { width: 1px; height: 100px; background: linear-gradient(to bottom, var(--gold), transparent); }

/* Animation Classes */
.reveal-up { opacity: 0; transform: translateY(50px); }
.reveal-item { opacity: 0; transform: translateX(-30px); }

/* Formula Links (Index) */
.list-section { display: flex; flex-direction: column; align-items: center; padding-bottom: 150px; width: 100%; }
.formula-link {
    text-decoration: none; width: 100%; max-width: 900px;
    display: flex; align-items: center; padding: 40px;
    border-bottom: 1px solid rgba(255,255,255,0.03); transition: 0.6s cubic-bezier(0.2, 1, 0.2, 1);
}
.formula-link:hover { padding-left: 60px; background: rgba(212, 175, 55, 0.05); }
.formula-id { font-family: 'Cinzel'; color: var(--gold); font-size: 0.7rem; margin-right: 50px; opacity: 0.3; }
.formula-name { font-family: 'Cinzel'; color: #fff; font-size: 1.8rem; letter-spacing: 6px; }
.formula-price { margin-left: auto; color: var(--gold); font-weight: 200; font-size: 1.2rem; }

/* Product Card (Formulas) */
.vault-container { display: flex; align-items: center; justify-content: center; min-height: 100vh; padding: 100px 5%; }
.formula-card {
    background: var(--panel); border: 1px solid var(--border); padding: 80px;
    display: flex; flex-direction: column; gap: 30px; max-width: 750px;
    backdrop-filter: blur(25px); box-shadow: 0 80px 150px rgba(0,0,0,0.9);
}
.batch-number { font-size: 0.65rem; letter-spacing: 5px; color: var(--text-dim); }
.gradient-text { font-size: 3rem; background: linear-gradient(to right, #fff, #999); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.price-tag { font-family: 'Cinzel'; color: var(--gold); font-size: 1.8rem; animation: shimmer 3s infinite; }
.description { font-weight: 200; line-height: 2.2; opacity: 0.7; font-size: 0.95rem; }

/* Rituals & Alerts */
.ritual-box { margin-top: 30px; border-top: 1px solid rgba(255,255,255,0.05); padding-top: 30px; }
.gold-text { color: var(--gold); font-size: 0.75rem; margin-bottom: 10px; }
.ritual-detail { font-size: 0.8rem; opacity: 0.5; line-height: 1.8; }
.safety-alert { font-size: 0.7rem; color: #777; border-left: 1px solid var(--gold); padding-left: 20px; font-style: italic; }

@keyframes shimmer { 0% { opacity: 0.5; } 50% { opacity: 1; } 100% { opacity: 0.5; } }