:root {
    --obsidian-black: #0D0E10;
    --champagne-gold: #C5A880;
    --elegant-white: #F9F9FB;
    --smart-blue: #2E7D32; /* Using green as per description "dynamic green hotel certification" but named blue in text, I will use a sophisticated green-blue or follow the hex if provided. The hex #2E7D32 is actually Green. I will follow the hex. */
    --text-muted: #A0A0A0;
}

body {
    background-color: var(--obsidian-black);
    color: var(--elegant-white);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, .brand-font {
    font-family: 'Playfair Display', serif;
    letter-spacing: 1px;
}

.mono-font {
    font-family: 'JetBrains Mono', monospace;
}

.text-gold { color: var(--champagne-gold); }
.bg-gold { background-color: var(--champagne-gold); }
.border-gold { border-color: var(--champagne-gold) !important; }

/* Navbar Customization */
.navbar {
    background-color: rgba(13, 14, 16, 0.95);
    border-bottom: 1px solid rgba(197, 168, 128, 0.2);
    backdrop-filter: blur(10px);
}

.nav-link {
    color: var(--elegant-white) !important;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 0 10px;
    transition: color 0.3s;
}

.nav-link:hover, .nav-link.active {
    color: var(--champagne-gold) !important;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(180deg, rgba(13,14,16,0.4) 0%, rgba(13,14,16,1) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

/* Cards & Sections */
.card-aura {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(197, 168, 128, 0.1);
    border-radius: 0;
    transition: all 0.4s ease;
}

.card-aura:hover {
    border-color: var(--champagne-gold);
    background: rgba(255, 255, 255, 0.05);
    transform: translateY(-5px);
}

.section-padding {
    padding: 100px 0;
}

.gold-line {
    width: 50px;
    height: 1px;
    background-color: var(--champagne-gold);
    margin: 20px 0;
}

/* Footer */
footer {
    border-top: 1px solid rgba(197, 168, 128, 0.2);
    padding: 60px 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}