:root {
    --bg-dark: #05070a;
    --panel-bg: rgba(10, 11, 30, 0.7);
    --neon-cyan: #00f3ff;
    --neon-magenta: #ff00ff;
    --text-main: #e0e0e0;
    --status-online: #00ff88;
    --status-offline: #ff4d4d;
    --font-inter: 'Inter', sans-serif;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-inter);
    margin: 0;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Background Stars/Sparkle Effect */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 243, 255, 0.05) 0%, transparent 70%),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="2" height="2" viewBox="0 0 2 2"><circle cx="1" cy="1" r="0.5" fill="white" opacity="0.3"/></svg>');
    background-repeat: repeat;
    z-index: -1;
    animation: twinkle 5s linear infinite;
}

@keyframes twinkle {
    0% { opacity: 0.5; }
    50% { opacity: 0.8; }
    100% { opacity: 0.5; }
}

.navbar {
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--neon-cyan);
    box-shadow: 0 0 15px rgba(0, 243, 255, 0.3);
}

.navbar-brand {
    font-weight: 700;
    color: var(--neon-cyan) !important;
    text-transform: uppercase;
    letter-spacing: 2px;
    text-shadow: 0 0 10px var(--neon-cyan);
}

.card {
    background: var(--panel-bg);
    border: 1px solid rgba(0, 243, 255, 0.2);
    border-radius: 12px;
    backdrop-filter: blur(15px);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 0 20px rgba(0, 243, 255, 0.2);
}

.neon-btn {
    background: transparent;
    border: 1px solid var(--neon-cyan);
    color: var(--neon-cyan);
    padding: 8px 20px;
    border-radius: 50px;
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.2);
}

.neon-btn:hover {
    background: var(--neon-cyan);
    color: var(--bg-dark);
    box-shadow: 0 0 20px var(--neon-cyan);
}

.monitor-card {
    padding: 1.5rem;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 8px;
    box-shadow: 0 0 8px currentColor;
}

.status-online { color: var(--status-online); background-color: var(--status-online); }
.status-offline { color: var(--status-offline); background-color: var(--status-offline); }
.status-unknown { color: #888; background-color: #888; }

.form-control {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(0, 243, 255, 0.2);
    color: white;
}

.form-control:focus {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--neon-cyan);
    color: white;
    box-shadow: 0 0 10px rgba(0, 243, 255, 0.3);
}

.stats-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--neon-cyan);
}

.stats-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    opacity: 0.7;
}

/* Battery Bars */
.health-bars {
    display: flex;
    gap: 2px;
    height: 24px;
    align-items: flex-end;
}

.health-segment {
    flex: 1;
    height: 100%;
    border-radius: 1px;
    min-width: 3px;
    transition: all 0.3s ease;
}

.segment-up {
    background: var(--status-online);
    box-shadow: 0 0 5px var(--status-online);
}

.segment-down {
    background: var(--status-offline);
    box-shadow: 0 0 5px var(--status-offline);
}

.segment-none {
    background: rgba(255, 255, 255, 0.1);
}

/* Candlestick Realtime Chart */
.sparkline-container {
    width: 100%;
    height: 60px;
    margin: 15px 0;
    position: relative;
    border-bottom: 1px solid rgba(0, 243, 255, 0.1);
}

.sparkline-canvas {
    width: 100%;
    height: 100%;
}

.pulse-mini {
    animation: pulse-mini 1s infinite alternate;
}

@keyframes pulse-mini {
    from { opacity: 1; transform: scale(1); }
    to { opacity: 0.7; transform: scale(0.95); }
}

.pulse-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    background-color: #ff00ff;
    border-radius: 50%;
    margin-right: 5px;
    box-shadow: 0 0 8px #ff00ff;
    animation: pulse-dot 1s infinite;
}

@keyframes pulse-dot {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.5); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

.neon-glow-green {
    filter: drop-shadow(0 0 5px var(--status-online));
}

.neon-glow-red {
    filter: drop-shadow(0 0 5px var(--status-offline));
}