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

:root {
    --bg-primary: #0b0e17;
    --bg-secondary: #111827;
    --bg-card: #1a2035;
    --bg-card-hover: #1f2847;
    --border: #2a3555;
    --border-light: #364168;
    --text-primary: #e2e8f0;
    --text-secondary: #7b8ba8;
    --text-dim: #4a5a78;
    --accent-cyan: #22d3ee;
    --accent-green: #34d399;
    --accent-yellow: #fbbf24;
    --accent-red: #f87171;
    --accent-purple: #a78bfa;
    --accent-blue: #60a5fa;
    --glow-cyan: rgba(34, 211, 238, 0.15);
    --glow-green: rgba(52, 211, 153, 0.15);
    --glow-red: rgba(248, 113, 113, 0.15);
    --mono: 'JetBrains Mono', 'Fira Code', monospace;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* === TOP BAR === */
.top-bar {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    z-index: 1000;
    height: 36px;
}

.logo {
    font-size: 14px;
    font-weight: 700;
    color: var(--accent-cyan);
    letter-spacing: 3px;
    text-transform: uppercase;
    white-space: nowrap;
    padding-right: 8px;
    border-right: 1px solid var(--border);
}

.connection-status {
    font-size: 12px;
    color: var(--text-secondary);
    white-space: nowrap;
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
}

.connection-status .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-green);
    box-shadow: 0 0 6px var(--accent-green);
}

.connection-status .dot.disconnected {
    background: var(--accent-red);
    box-shadow: 0 0 6px var(--accent-red);
}

/* === NODE CARDS ROW === */
.node-cards-row {
    display: flex;
    gap: 6px;
    padding: 6px 10px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
    overflow-x: auto;
    z-index: 1000;
}

.node-card {
    flex: 1;
    min-width: 230px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 7px 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.node-card:hover {
    background: var(--bg-card-hover);
    border-color: var(--border-light);
}

.node-card.dc { border-top: 2px solid var(--accent-cyan); }
.node-card.proxy { border-top: 2px solid var(--accent-green); }
.node-card.offline { border-top-color: var(--accent-red); opacity: 0.7; }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.card-name {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-status {
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1px 5px;
    border-radius: 3px;
}

.card-status.online { color: var(--accent-green); background: var(--glow-green); }
.card-status.offline { color: var(--accent-red); background: var(--glow-red); }

/* Mini progress bars in cards */
.cb-bars {
    display: flex;
    flex-direction: column;
    gap: 3px;
    margin-bottom: 5px;
}

.mb {
    display: flex;
    align-items: center;
    gap: 5px;
}

.mb-label {
    font-size: 10px;
    color: var(--text-dim);
    text-transform: uppercase;
    width: 30px;
    flex-shrink: 0;
}

.mb-track {
    flex: 1;
    height: 5px;
    background: var(--border);
    border-radius: 2px;
    overflow: hidden;
}

.mb-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.5s ease;
}

.mb-fill.green { background: var(--accent-green); }
.mb-fill.yellow { background: var(--accent-yellow); }
.mb-fill.red { background: var(--accent-red); }

.mb-val {
    font-family: var(--mono);
    font-size: 11px;
    color: var(--text-secondary);
    width: 34px;
    text-align: right;
    flex-shrink: 0;
}

/* Card network + IO row */
.cb-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2px 10px;
    padding-top: 4px;
    border-top: 1px solid rgba(42,53,85,0.5);
    margin-top: 3px;
}

.cb-stat {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
}

.cb-stat .sl {
    color: var(--text-dim);
}

.cb-stat .sv {
    font-family: var(--mono);
    font-weight: 500;
    color: var(--text-secondary);
}

.cb-stat .sv.rx { color: var(--accent-green); }
.cb-stat .sv.tx { color: var(--accent-blue); }

/* Card extra info */
.cb-extra {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-top: 4px;
    padding-top: 4px;
    border-top: 1px solid rgba(42,53,85,0.5);
}

.cbe {
    font-size: 11px;
    color: var(--text-dim);
    font-family: var(--mono);
}

.cb-offline {
    display: block;
    text-align: center;
    color: var(--accent-red);
    font-size: 13px;
    font-weight: 600;
    padding: 4px 0;
}

/* === MAP === */
.map-container {
    flex: 1;
    position: relative;
}

#map {
    width: 100%;
    height: 100%;
}

.leaflet-container {
    background: var(--bg-primary) !important;
}

/* === DETAIL PANEL === */
.detail-panel {
    position: absolute;
    top: 0;
    right: -400px;
    width: 380px;
    height: 100%;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border);
    z-index: 1001;
    transition: right 0.3s ease;
    overflow-y: auto;
    padding: 18px;
}

.detail-panel.open { right: 0; }

.detail-panel .close-btn {
    position: absolute;
    top: 12px;
    right: 16px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 20px;
    cursor: pointer;
}

.detail-panel .close-btn:hover { color: var(--text-primary); }

.detail-panel h2 {
    font-size: 18px;
    color: var(--accent-cyan);
    margin-bottom: 3px;
}

.detail-panel .subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-family: var(--mono);
}

.detail-panel .status-badge {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 14px;
}

.status-badge.online {
    background: var(--glow-green);
    color: var(--accent-green);
    border: 1px solid rgba(52, 211, 153, 0.3);
}

.status-badge.offline {
    background: var(--glow-red);
    color: var(--accent-red);
    border: 1px solid rgba(248, 113, 113, 0.3);
}

.metric-group {
    margin-bottom: 12px;
}

.group-title {
    font-size: 11px;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 5px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border);
}

.metric-row {
    display: flex;
    justify-content: space-between;
    padding: 3px 0;
    font-size: 13px;
}

.metric-label { color: var(--text-secondary); }
.metric-value {
    color: var(--text-primary);
    font-weight: 600;
    font-family: var(--mono);
    font-size: 13px;
}

.progress-bar {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin-top: 2px;
    overflow: hidden;
}

.progress-bar .fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.5s ease;
}

.fill.green { background: var(--accent-green); }
.fill.yellow { background: var(--accent-yellow); }
.fill.red { background: var(--accent-red); }

.docker-list { margin-top: 5px; }

.docker-item {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 2px 0;
    font-size: 12px;
    font-family: var(--mono);
    color: var(--text-secondary);
}

.docker-item .di-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    flex-shrink: 0;
}

.docker-item .di-dot.up { background: var(--accent-green); }
.docker-item .di-dot.down { background: var(--accent-red); }

/* Sparkline chart in cards */
.cb-chart {
    margin-top: 4px;
    padding-top: 4px;
    border-top: 1px solid rgba(42,53,85,0.5);
}

.cb-chart canvas {
    width: 100%;
    height: 48px;
    display: block;
    border-radius: 4px;
    background: rgba(11,14,23,0.6);
    border: 1px solid rgba(42,53,85,0.3);
}

.chart-legend {
    display: flex;
    justify-content: center;
    gap: 14px;
    font-size: 10px;
    margin-top: 2px;
}

.cl-rx { color: var(--accent-green); }
.cl-tx { color: var(--accent-blue); }

/* === CUSTOM SCROLLBAR === */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

::-webkit-scrollbar-corner {
    background: var(--bg-primary);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border) var(--bg-primary);
}

/* Custom scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--border-light);
}

* {
    scrollbar-width: thin;
    scrollbar-color: var(--border) var(--bg-secondary);
}