:root {
    --ice-blue: #E3F2FD;
    --super-blue: #0D47A1;
    --liquid-cyan: #00B8D4;
    --alert-purple: #6200EA;
    --deep-bg: #0a192f;
    --glass-bg: rgba(227, 242, 253, 0.1);
    --border-color: rgba(0, 184, 212, 0.3);
}

body {
    background-color: var(--deep-bg);
    color: var(--ice-blue);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    overflow-x: hidden;
}

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

/* Navbar Styling */
.navbar {
    background: rgba(10, 25, 47, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
}

.navbar-brand {
    font-weight: 800;
    letter-spacing: 2px;
    color: var(--ice-blue) !important;
}

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

.nav-link:hover, .nav-link.active {
    color: var(--liquid-cyan) !important;
    text-shadow: 0 0 10px var(--liquid-cyan);
}

/* Glassmorphism Cards */
.cryo-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2rem;
    backdrop-filter: blur(8px);
    transition: 0.4s;
}

.cryo-card:hover {
    border-color: var(--liquid-cyan);
    box-shadow: 0 0 20px rgba(0, 184, 212, 0.2);
    transform: translateY(-5px);
}

/* Section Titles */
.section-title {
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 60px;
    height: 3px;
    background: var(--liquid-cyan);
}

/* Footer */
footer {
    border-top: 1px solid var(--border-color);
    padding: 4rem 0 2rem;
    background: #050c1a;
}

.footer-logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--ice-blue);
}

.footer-link {
    color: rgba(227, 242, 253, 0.6);
    text-decoration: none;
    transition: 0.3s;
}

.footer-link:hover {
    color: var(--liquid-cyan);
}

/* Animations */
@keyframes frost-glow {
    0% { opacity: 0.5; }
    50% { opacity: 1; }
    100% { opacity: 0.5; }
}

.frost-text {
    animation: frost-glow 3s infinite ease-in-out;
}