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

:root {
    --bg: #111;
    --bg-card: #1a1a1a;
    --border: #2a2a2a;
    --text: #e0e0e0;
    --text-dim: #777;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 640px;
    margin: 0 auto;
    padding: 4rem 1.5rem 2rem;
}

header {
    margin-bottom: 2.5rem;
}

header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 0.85rem;
    color: var(--text-dim);
    margin-top: 0.25rem;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0.75rem;
}

@media (max-width: 480px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

.stat-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 0.25rem;
}

.stat-updated {
    font-size: 0.65rem;
    color: #555;
    margin-top: 0.5rem;
}

.empty-state {
    padding: 2.5rem 1.5rem;
    text-align: center;
    border: 1px dashed var(--border);
    border-radius: 8px;
}

.empty-state p {
    color: var(--text-dim);
    font-size: 0.85rem;
}

.empty-state code {
    background: #222;
    padding: 0.1em 0.4em;
    border-radius: 4px;
    font-size: 0.8em;
}

footer {
    margin-top: 3rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
}

footer p {
    font-size: 0.7rem;
    color: #444;
}