:root {
    --carbon-black: #121212;
    --ruby-red: #D81B60;
    --brass-gold: #B8860B;
    --sandblast-silver: #B0BEC5;
    --midnight-blue: #0A192F;
}

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

h1, h2, h3, .serif-font {
    font-family: 'Playfair Display', serif;
    color: var(--brass-gold);
}

.mono-font {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.navbar {
    background-color: rgba(18, 18, 18, 0.95);
    border-bottom: 1px solid rgba(184, 134, 11, 0.3);
    backdrop-filter: blur(10px);
}

.navbar-brand {
    font-family: 'Playfair Display', serif;
    color: var(--brass-gold) !important;
    font-weight: 700;
    letter-spacing: 1px;
}

.nav-link {
    color: var(--sandblast-silver) !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(--ruby-red) !important;
}

.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.bg-gear-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.15;
}

.section-title {
    border-left: 4px solid var(--ruby-red);
    padding-left: 15px;
    margin-bottom: 40px;
}

.card-chrono {
    background: rgba(30, 30, 30, 0.6);
    border: 1px solid rgba(176, 190, 197, 0.2);
    border-radius: 0;
    transition: all 0.4s ease;
}

.card-chrono:hover {
    border-color: var(--brass-gold);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.text-ruby { color: var(--ruby-red); }
.text-brass { color: var(--brass-gold); }
.text-silver { color: var(--sandblast-silver); }

footer {
    border-top: 1px solid rgba(184, 134, 11, 0.2);
    padding: 60px 0 30px;
    margin-top: 100px;
}

/* Scrollbar customization */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--carbon-black);
}
::-webkit-scrollbar-thumb {
    background: var(--brass-gold);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--ruby-red);
}

/* Animations */
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin-slow {
    animation: spin 20s linear infinite;
}