* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a24;
    --accent-cyan: #00d4ff;
    --accent-magenta: #ff006e;
    --accent-yellow: #ffd500;
    --accent-green: #00ff88;
    --text-primary: #e8e8ed;
    --text-secondary: #8888a0;
    --border-color: #2a2a3a;
}

body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    background-image: 
        radial-gradient(ellipse at 20% 20%, rgba(0, 212, 255, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 80%, rgba(255, 0, 110, 0.08) 0%, transparent 50%),
        linear-gradient(180deg, var(--bg-primary) 0%, #0d0d14 100%);
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 3rem;
    position: relative;
}

header::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

h1 {
    font-size: 3rem;
    font-weight: 600;
    background: linear-gradient(135deg, var(--accent-cyan), var(--accent-magenta));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    z-index: 1;
    letter-spacing: -0.02em;
}

.subtitle {
    color: var(--text-secondary);
    margin-top: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
}

.last-update {
    color: var(--accent-green);
    margin-top: 0.75rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    padding: 0.4rem 1rem;
    background: rgba(0, 255, 136, 0.1);
    border-radius: 20px;
    display: inline-block;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent-cyan), var(--accent-magenta));
}

.stat-card.green::before {
    background: linear-gradient(90deg, var(--accent-green), var(--accent-cyan));
}

.stat-card.yellow::before {
    background: linear-gradient(90deg, var(--accent-yellow), var(--accent-magenta));
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 600;
    font-family: 'JetBrains Mono', monospace;
}

.stat-card:nth-child(1) .stat-value { color: var(--accent-cyan); }
.stat-card:nth-child(2) .stat-value { color: var(--accent-green); }
.stat-card:nth-child(3) .stat-value { color: var(--accent-yellow); }
.stat-card:nth-child(4) .stat-value { color: var(--accent-magenta); }

.charts-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(500px, 1fr));
    gap: 2rem;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 1.5rem;
    position: relative;
}

.chart-card h2 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.chart-card h2::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-cyan);
    box-shadow: 0 0 12px var(--accent-cyan);
}

.chart-wrapper {
    position: relative;
    height: 300px;
}

.full-width {
    grid-column: 1 / -1;
}

.full-width .chart-wrapper {
    height: 350px;
}

.chart-card.status-bar .chart-wrapper {
    height: 60px;
}

.section-title {
    padding: 1rem 0;
}

.section-title h2 {
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-left: 4px solid var(--accent-cyan);
    padding-left: 1rem;
}

.subsection-title {
    padding: 0.5rem 0;
    margin-top: 1rem;
}

.subsection-title h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--accent-magenta);
    font-family: 'JetBrains Mono', monospace;
    padding-left: 1.5rem;
    position: relative;
}

.subsection-title h3::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-magenta);
}

footer {
    margin-top: 4rem;
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

footer p {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 1rem;
}

footer strong {
    color: var(--accent-magenta);
    font-weight: 600;
}

.footer-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--accent-cyan);
    text-decoration: none;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    padding: 0.6rem 1.2rem;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.footer-link:hover {
    background: rgba(0, 212, 255, 0.2);
    border-color: var(--accent-cyan);
    transform: translateY(-2px);
}

.footer-link svg {
    fill: currentColor;
}

.legend-custom {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 1rem;
    justify-content: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.legend-color {
    width: 12px;
    height: 12px;
    border-radius: 3px;
}

@media (max-width: 768px) {
    .charts-container {
        grid-template-columns: 1fr;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .container {
        padding: 1rem;
    }
}