:root {
    --bg-primary: #0f1419;
    --bg-secondary: #1a2332;
    --bg-tertiary: #243042;
    --border: #2d3a4f;
    --text-primary: #e6edf3;
    --text-secondary: #8b98a8;
    --accent: #4a9eff;
    --severity-low: #6b7280;
    --severity-medium: #f59e0b;
    --severity-high: #f97316;
    --severity-critical: #ef4444;
    --allow: #10b981;
    --deny: #ef4444;
}

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

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    font-size: 14px;
    overflow: hidden;
}

#layout {
    display: grid;
    grid-template-columns: 320px 1fr;
    height: 100vh;
}

/* === Sidebar === */
#sidebar {
    background: var(--bg-secondary);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

#sidebar header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-tertiary);
}

#sidebar h1 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
}

.subtitle {
    color: var(--text-secondary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.ws-status {
    margin-top: 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 11px;
}

.ws-status .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--severity-medium);
    box-shadow: 0 0 6px currentColor;
}

.ws-status.connected .dot { background: var(--allow); color: var(--allow); }
.ws-status.disconnected .dot { background: var(--severity-critical); color: var(--severity-critical); }

.panel { padding: 16px 20px; border-bottom: 1px solid var(--border); }

.panel h2 {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
    margin-bottom: 10px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.reload-btn {
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    width: 22px; height: 22px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    line-height: 1;
}
.reload-btn:hover { color: var(--accent); border-color: var(--accent); }

#suspects-list { list-style: none; }
#suspects-list li {
    padding: 10px;
    margin-bottom: 6px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s;
}
#suspects-list li:hover { border-color: var(--accent); }
#suspects-list li.placeholder { color: var(--text-secondary); cursor: default; text-align: center; }

.suspect-name { font-weight: 500; color: var(--text-primary); }
.suspect-meta { font-size: 11px; color: var(--text-secondary); margin-top: 3px; }

/* === Legend === */
.legend { font-size: 12px; color: var(--text-secondary); margin-bottom: 10px; }
.legend div { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.swatch {
    display: inline-block;
    width: 14px; height: 14px;
    border-radius: 3px;
}
.swatch.allow { background: var(--allow); }
.swatch.deny { background: var(--deny); }

#zones-list { list-style: none; }
#zones-list li {
    font-size: 12px;
    padding: 4px 0;
    color: var(--text-secondary);
    border-bottom: 1px dotted var(--border);
}
#zones-list li:last-child { border-bottom: none; }

/* === Map === */
#main { position: relative; }
#map { height: 100%; width: 100%; background: #0d1117; }

.leaflet-container { background: #0d1117; }
.leaflet-popup-content-wrapper {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: 6px;
}
.leaflet-popup-tip { background: var(--bg-secondary); }

/* === Alerts panel === */
#alerts-panel {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 360px;
    max-height: 50vh;
    background: rgba(15, 20, 25, 0.95);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
    z-index: 1000;
}

#alerts-panel h2 {
    padding: 12px 16px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

#alerts-list {
    list-style: none;
    overflow-y: auto;
    padding: 8px;
}

#alerts-list li {
    padding: 10px;
    margin-bottom: 6px;
    background: var(--bg-tertiary);
    border-left: 3px solid var(--severity-medium);
    border-radius: 4px;
    font-size: 12px;
    animation: alertSlide 0.3s ease-out;
}

#alerts-list li.placeholder {
    color: var(--text-secondary);
    border-left: none;
    text-align: center;
    background: transparent;
}

#alerts-list li.severity-low      { border-left-color: var(--severity-low); }
#alerts-list li.severity-medium   { border-left-color: var(--severity-medium); }
#alerts-list li.severity-high     { border-left-color: var(--severity-high); }
#alerts-list li.severity-critical {
    border-left-color: var(--severity-critical);
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.3);
}

.alert-meta {
    color: var(--text-secondary);
    font-size: 11px;
    margin-top: 3px;
}

@keyframes alertSlide {
    from { transform: translateX(20px); opacity: 0; }
    to   { transform: translateX(0); opacity: 1; }
}

/* === Toast === */
#toast-host {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 2000;
    pointer-events: none;
}

.toast {
    background: var(--bg-secondary);
    border: 1px solid var(--severity-critical);
    color: var(--text-primary);
    padding: 12px 16px;
    border-radius: 6px;
    margin-bottom: 8px;
    font-size: 13px;
    box-shadow: 0 4px 16px rgba(239, 68, 68, 0.4);
    animation: toastIn 0.3s ease-out, toastOut 0.3s ease-in 4.5s forwards;
    pointer-events: auto;
    max-width: 320px;
}

@keyframes toastIn  { from { transform: translateX(120%); } to { transform: translateX(0); } }
@keyframes toastOut { to   { transform: translateX(120%); opacity: 0; } }

/* === Suspect marker custom div icon === */
.suspect-marker {
    background: var(--accent);
    border: 2px solid white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    box-shadow: 0 0 8px rgba(74, 158, 255, 0.6);
}

.suspect-marker.alerting {
    background: var(--severity-critical);
    animation: pulse 1s infinite;
}

@keyframes pulse {
    0%, 100% { box-shadow: 0 0 8px var(--severity-critical); }
    50%      { box-shadow: 0 0 20px var(--severity-critical); }
}