:root {
    --obsidian-black: #020305;
    --aurora-green: #00E676;
    --pulse-purple: #651FFF;
    --alert-red: #FF1744;
    --text-muted: #888;
    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
    background-color: var(--obsidian-black);
    color: #ffffff;
    font-family: var(--font-main);
    overflow-x: hidden;
}

.text-aurora { color: var(--aurora-green); }
.text-pulse { color: var(--pulse-purple); }
.text-alert { color: var(--alert-red); }

.bg-obsidian { background-color: var(--obsidian-black); }

.font-mono { font-family: var(--font-mono); }

/* Custom Navbar */
.navbar {
    background-color: rgba(2, 3, 5, 0.95);
    border-bottom: 1px solid rgba(0, 230, 118, 0.2);
    backdrop-filter: blur(10px);
}

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

.nav-link {
    color: #fff !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(--aurora-green) !important;
}

/* Section Styling */
section {
    padding: 80px 0;
}

.section-title {
    font-weight: 700;
    margin-bottom: 40px;
    border-left: 4px solid var(--aurora-green);
    padding-left: 20px;
}

/* Card Styling */
.telecom-card {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 0;
    transition: all 0.3s;
    height: 100%;
}

.telecom-card:hover {
    border-color: var(--aurora-green);
    background: rgba(0, 230, 118, 0.05);
    transform: translateY(-5px);
}

/* Footer */
footer {
    background-color: #000;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(101, 31, 255, 0.3);
}

.footer-brand {
    font-weight: 800;
    color: var(--aurora-green);
    margin-bottom: 20px;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--obsidian-black);
}
::-webkit-scrollbar-thumb {
    background: var(--pulse-purple);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--aurora-green);
}

/* Data Display */
.data-value {
    font-family: var(--font-mono);
    color: var(--aurora-green);
}

/* Animations */
@keyframes pulse {
    0% { opacity: 0.6; }
    50% { opacity: 1; }
    100% { opacity: 0.6; }
}

.pulse-dot {
    height: 10px;
    width: 10px;
    background-color: var(--aurora-green);
    border-radius: 50%;
    display: inline-block;
    animation: pulse 1.5s infinite;
    margin-right: 8px;
}