:root {
    --bg-primary: #0f1117;
    --bg-secondary: #1a1d27;
    --bg-card: #222633;
    --text-primary: #e4e7ef;
    --text-secondary: #8b8fa3;
    --accent-primary: #6c8cff;
    --accent-success: #4caf82;
    --accent-warning: #e8a838;
    --accent-danger: #e85454;
    --border: #2a2e3d;
    --radius: 8px;
    --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
    --font-sans: 'Inter', -apple-system, sans-serif;
}

@media (prefers-color-scheme: light) {
    :root {
        --bg-primary: #f8f9fc;
        --bg-secondary: #ffffff;
        --bg-card: #ffffff;
        --text-primary: #1a1d27;
        --text-secondary: #6b7280;
        --border: #e5e7eb;
    }
}

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

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
}

.dashboard { min-height: 100vh; }

.dashboard-header {
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    padding: 12px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.dashboard-header h1 { font-size: 1.2em; }

.dashboard-main {
    padding: 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 16px;
    text-align: center;
}

.stat-value {
    font-size: 2em;
    font-weight: 700;
    font-family: var(--font-mono);
}

.stat-label {
    font-size: 0.8em;
    color: var(--text-secondary);
    margin-top: 4px;
}

.stat-primary .stat-value { color: var(--accent-primary); }
.stat-secondary .stat-value { color: var(--text-secondary); }
.stat-success .stat-value { color: var(--accent-success); }
.stat-warning .stat-value { color: var(--accent-warning); }
.stat-danger .stat-value { color: var(--accent-danger); }

.session-table { margin-top: 24px; }
.session-table h2 { margin-bottom: 12px; }

table {
    width: 100%;
    border-collapse: collapse;
    font-family: var(--font-mono);
    font-size: 0.85em;
}

th {
    text-align: left;
    padding: 8px 12px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    font-weight: 500;
}

td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
}

.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8em;
    background: var(--bg-secondary);
    color: var(--text-secondary);
}

.image-tag { font-size: 0.8em; color: var(--text-secondary); }
.empty { color: var(--text-secondary); padding: 24px; text-align: center; }

.status-bar {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85em;
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

.status-connected { background: var(--accent-success); }
.status-disconnected { background: var(--accent-danger); }
.status-text { color: var(--text-secondary); }
.refresh-time { color: var(--text-secondary); font-size: 0.8em; }