:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #111827;
    --bg-panel: rgba(17, 24, 39, 0.85);
    --bg-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent: #38bdf8;
    --accent-hover: #0ea5e9;
    --danger: #ef4444;
    --warning: #f97316;
    --success: #22c55e;
    --border: rgba(255, 255, 255, 0.08);
    --glass-bg: rgba(15, 23, 42, 0.75);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --radius: 10px;
    --toolbar-height: 56px;
    --sidebar-width: 340px;
    --analytics-height: 200px;
}

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

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

/* Toolbar */
#toolbar {
    height: var(--toolbar-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    z-index: 100;
}

.toolbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toolbar-left h1 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
}

.toolbar-center {
    display: flex;
    align-items: center;
}

.toolbar-right {
    display: flex;
    gap: 8px;
}

#connection-status {
    padding: 4px 10px;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-connected {
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border: 1px solid rgba(34, 197, 94, 0.4);
}

.status-disconnected {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.4);
}

.stats-row {
    display: flex;
    gap: 12px;
}

.stat-box {
    text-align: center;
    padding: 4px 14px;
    background: rgba(255, 255, 255, 0.04);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.stat-number {
    display: block;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1.2;
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Main Content */
#main-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

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

.sidebar-tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
}

.tab-btn {
    flex: 1;
    padding: 10px 4px;
    border: none;
    background: transparent;
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    cursor: pointer;
    transition: all 0.2s;
    border-bottom: 2px solid transparent;
}

.tab-btn:hover {
    color: var(--text-secondary);
    background: var(--bg-hover);
}

.tab-btn.active {
    color: var(--accent);
    border-bottom-color: var(--accent);
    background: rgba(56, 189, 248, 0.05);
}

.tab-content {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.tab-content.active {
    display: flex;
    flex-direction: column;
}

/* Map */
#map-container {
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
}

#map {
    flex: 1;
    z-index: 1;
}

/* Layer Controls */
#layer-controls {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 12px;
    box-shadow: var(--shadow);
}

#layer-controls h4 {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 8px;
}

#layer-controls label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.78rem;
    color: var(--text-secondary);
    padding: 3px 0;
    cursor: pointer;
}

#layer-controls input[type="checkbox"] {
    accent-color: var(--accent);
    width: 14px;
    height: 14px;
}

/* Map Legend */
#map-legend {
    position: absolute;
    bottom: 220px;
    right: 12px;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius);
    padding: 10px 12px;
    box-shadow: var(--shadow);
}

#map-legend h4 {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 6px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 2px 0;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

/* Playback Controls */
.playback-controls {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
}

#scrubber-play {
    background: none;
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 26px;
    height: 26px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}

#scrubber-play:hover {
    background: rgba(255,255,255,0.1);
}

#scrubber-play.playing {
    color: #ef4444;
}

#scrubber-speed {
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    padding: 2px 6px;
    border-radius: var(--radius);
    font-size: 10px;
    cursor: pointer;
}

.scrubber-label {
    font-size: 11px;
    color: var(--text-secondary);
    font-family: monospace;
}

.live-btn {
    background: rgba(239,68,68,0.2);
    border: 1px solid #ef4444;
    color: #ef4444;
    padding: 2px 8px;
    border-radius: var(--radius);
    font-size: 10px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.2s;
    margin-left: auto;
}

.live-btn:hover {
    background: rgba(239,68,68,0.4);
}

.live-btn.active {
    background: #ef4444;
    color: #fff;
}

.timeline-chart-wrapper {
    position: relative;
}

.timeline-chart-wrapper canvas {
    cursor: crosshair;
}

/* Analytics Panel */
#analytics-panel {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-top: 1px solid var(--glass-border);
    transition: transform 0.3s ease;
}

#analytics-panel.collapsed #analytics-content {
    display: none;
}

#analytics-panel.collapsed .analytics-toggle {
    border-radius: var(--radius) var(--radius) 0 0;
}

.analytics-toggle {
    padding: 8px 16px;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    cursor: pointer;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 6px;
    user-select: none;
    border-bottom: 1px solid var(--border);
}

.analytics-toggle:hover {
    color: var(--accent);
}

#analytics-content {
    display: flex;
    height: var(--analytics-height);
    padding: 12px;
    gap: 16px;
}

.chart-container {
    flex: 1;
    position: relative;
    min-width: 0;
}

/* Buttons */
button {
    background: var(--accent);
    color: #0f172a;
    border: none;
    padding: 8px 14px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: all 0.2s;
}

button:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
}

button:active {
    transform: translateY(0);
}

button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

button.loading {
    position: relative;
    color: transparent;
}

button.loading::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 14px;
    top: 50%;
    left: 50%;
    margin-top: -7px;
    margin-left: -7px;
    border: 2px solid rgba(0, 0, 0, 0.2);
    border-top-color: #0f172a;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

.btn-primary {
    background: var(--accent);
    color: #0f172a;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

button.danger {
    background: var(--danger);
    color: white;
}

button.danger:hover {
    background: #dc2626;
}

.btn-icon {
    background: transparent;
    color: var(--text-secondary);
    padding: 6px 8px;
    font-size: 1.1rem;
}

.btn-icon:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.btn-icon.active {
    color: var(--accent);
}

.btn-add-stream {
    margin-top: 8px;
    width: 100%;
    background: rgba(56, 189, 248, 0.1);
    color: var(--accent);
    border: 1px dashed rgba(56, 189, 248, 0.3);
}

.btn-add-stream:hover {
    background: rgba(56, 189, 248, 0.2);
}

/* Feed Items */
#incident-feed, #alerts-list, #transcript-feed {
    flex: 1;
    overflow-y: auto;
}

.feed-item {
    padding: 10px;
    margin-bottom: 6px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    border-left: 3px solid var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    animation: slideIn 0.3s ease;
}

.feed-item:hover {
    background: var(--bg-hover);
    transform: translateX(2px);
}

.feed-item.severity-critical { border-left-color: var(--danger); }
.feed-item.severity-high { border-left-color: var(--warning); }
.feed-item.severity-medium { border-left-color: #eab308; }
.feed-item.severity-low { border-left-color: var(--success); }

.feed-item .time {
    font-size: 0.68rem;
    color: var(--text-muted);
}

.feed-item .type-badge {
    display: inline-block;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 0.68rem;
    background: rgba(56, 189, 248, 0.15);
    color: var(--accent);
    margin-left: 4px;
    font-weight: 500;
    cursor: pointer;
}

.feed-item .type-badge:hover {
    background: rgba(56, 189, 248, 0.35);
}

#feed-filter-indicator {
    display: none;
    align-items: center;
    gap: 8px;
    padding: 6px 10px;
    margin-bottom: 6px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    border-radius: 4px;
    font-size: 0.75rem;
    color: var(--accent);
}

#feed-filter-indicator .filter-clear {
    cursor: pointer;
    font-size: 1rem;
    margin-left: auto;
    opacity: 0.7;
}

#feed-filter-indicator .filter-clear:hover {
    opacity: 1;
}

.feed-item .stream-tag {
    font-size: 0.65rem;
    font-weight: 600;
}

.feed-item .transcript-toggle {
    cursor: pointer;
    font-size: 0.8rem;
    opacity: 0.7;
    margin-left: 4px;
}

.feed-item .transcript-toggle:hover {
    opacity: 1;
}

.feed-item .feed-transcript {
    margin-top: 6px;
    padding: 6px 8px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    font-size: 0.7rem;
    color: var(--text-secondary);
    line-height: 1.4;
    max-height: 120px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.incident-popup {
    font-size: 13px;
    line-height: 1.5;
}

.popup-transcript {
    margin-top: 6px;
    padding: 5px 7px;
    background: #f0f0f0;
    border-radius: 4px;
    font-size: 11px;
    color: #333;
    line-height: 1.4;
    max-height: 100px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-word;
}

.feed-item .location {
    font-size: 0.78rem;
    margin-top: 3px;
    color: var(--text-secondary);
}

/* Alert Items */
.alert-item {
    padding: 10px;
    margin-bottom: 8px;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.2);
    border-radius: 8px;
    cursor: pointer;
    animation: pulse 2s infinite;
    transition: all 0.2s;
}

.alert-item:hover {
    background: rgba(239, 68, 68, 0.12);
}

.alert-item.acknowledged {
    animation: none;
    opacity: 0.6;
    border-color: var(--border);
}

.alert-item .alert-title {
    font-weight: 600;
    font-size: 0.82rem;
    color: var(--danger);
}

.alert-item .alert-desc {
    font-size: 0.73rem;
    color: var(--text-secondary);
    margin-top: 4px;
}

.alert-item .alert-recommendation {
    font-size: 0.73rem;
    color: var(--accent);
    margin-top: 4px;
    font-style: italic;
}

/* Stream Items */
.stream-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 10px;
    margin-bottom: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    transition: background 0.2s;
}

.stream-item:hover {
    background: var(--bg-hover);
}

.stream-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
    flex-shrink: 0;
}

.stream-dot.active {
    background: var(--success);
    box-shadow: 0 0 6px rgba(34, 197, 94, 0.5);
}

.stream-dot.stopped { background: var(--text-muted); }
.stream-dot.error { background: var(--danger); }

.stream-name {
    flex: 1;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.stream-item button {
    padding: 4px 8px;
    font-size: 0.68rem;
}

.stream-item button.listening {
    background: var(--success);
    animation: pulse-glow 1.5s infinite;
}

@keyframes pulse-glow {
    0%, 100% { box-shadow: 0 0 4px var(--success); }
    50% { box-shadow: 0 0 12px var(--success); }
}

/* Units Panel */
.unit-card {
    padding: 10px;
    margin-bottom: 6px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 6px;
    border-left: 3px solid var(--text-muted);
    cursor: pointer;
    transition: all 0.2s;
    animation: slideIn 0.3s ease;
}

.unit-card:hover {
    background: var(--bg-hover);
    transform: translateX(2px);
}

.unit-card-header {
    display: flex;
    align-items: center;
    gap: 6px;
}

.unit-card .unit-id {
    font-weight: 700;
    font-size: 0.82rem;
}

.unit-card .unit-status {
    display: inline-block;
    font-size: 0.65rem;
    padding: 2px 6px;
    border-radius: 4px;
    color: white;
    font-weight: 500;
}

.unit-card .unit-location {
    font-size: 0.72rem;
    color: var(--accent);
    margin-top: 3px;
}

.unit-card .unit-location:hover {
    text-decoration: underline;
}

.unit-card .unit-location.unknown {
    color: var(--text-muted);
    font-style: italic;
    cursor: default;
}

.unit-card .unit-location.unknown:hover {
    text-decoration: none;
}

.unit-card .unit-stream {
    font-size: 0.65rem;
    font-weight: 600;
}

.unit-card .unit-time {
    font-size: 0.68rem;
    color: var(--text-muted);
}

/* Transcript */
.transcript-controls {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 8px;
    flex-shrink: 0;
}

.transcript-item {
    font-size: 0.75rem;
    padding: 6px 8px;
    margin-bottom: 3px;
    color: var(--text-secondary);
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.02);
    animation: slideIn 0.2s ease;
}

.transcript-item .stream-tag {
    color: var(--accent);
    font-weight: 600;
}

.transcript-item .time {
    font-size: 0.65rem;
    color: var(--text-muted);
    margin-right: 4px;
}

.transcript-item .keyword-highlight {
    color: var(--warning);
    font-weight: 600;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 24px;
    width: 400px;
    max-width: 90vw;
    box-shadow: var(--shadow);
    animation: scaleIn 0.2s ease;
}

.modal-content h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.form-group input {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 0.88rem;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(56, 189, 248, 0.15);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

.modal-actions {
    display: flex;
    gap: 8px;
    justify-content: flex-end;
    margin-top: 20px;
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    top: calc(var(--toolbar-height) + 12px);
    right: 16px;
    z-index: 99999;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
}

.toast {
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 0.82rem;
    font-weight: 500;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: var(--shadow);
    pointer-events: auto;
    animation: toastIn 0.3s ease;
    max-width: 360px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.toast.toast-success {
    background: rgba(34, 197, 94, 0.9);
    color: #052e16;
    border: 1px solid rgba(34, 197, 94, 0.5);
}

.toast.toast-error {
    background: rgba(239, 68, 68, 0.9);
    color: #fff;
    border: 1px solid rgba(239, 68, 68, 0.5);
}

.toast.toast-info {
    background: rgba(56, 189, 248, 0.9);
    color: #0c4a6e;
    border: 1px solid rgba(56, 189, 248, 0.5);
}

.toast.removing {
    animation: toastOut 0.3s ease forwards;
}

/* Leaflet overrides for dark theme */
.leaflet-popup-content-wrapper {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.leaflet-popup-tip {
    background: var(--bg-secondary);
}

.leaflet-popup-content {
    font-size: 0.82rem;
    line-height: 1.4;
}

.police-star-icon,
.unknown-location-icon {
    background: none !important;
    border: none !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

.marker-cluster-small {
    background-color: rgba(56, 189, 248, 0.3);
}

.marker-cluster-small div {
    background-color: rgba(56, 189, 248, 0.6);
    color: #fff;
    font-weight: 600;
}

.marker-cluster-medium {
    background-color: rgba(234, 179, 8, 0.3);
}

.marker-cluster-medium div {
    background-color: rgba(234, 179, 8, 0.6);
    color: #fff;
    font-weight: 600;
}

.marker-cluster-large {
    background-color: rgba(239, 68, 68, 0.3);
}

.marker-cluster-large div {
    background-color: rgba(239, 68, 68, 0.6);
    color: #fff;
    font-weight: 600;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-10px); }
    to { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
    from { opacity: 0; transform: scale(0.95); }
    to { opacity: 1; transform: scale(1); }
}

@keyframes pulse {
    0%, 100% { border-color: rgba(239, 68, 68, 0.2); }
    50% { border-color: rgba(239, 68, 68, 0.6); }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

/* Responsive */
@media (max-width: 900px) {
    #sidebar {
        width: 280px;
    }

    .toolbar-center {
        display: none;
    }
}

@media (max-width: 600px) {
    #sidebar {
        width: 100%;
        position: absolute;
        bottom: 0;
        height: 40vh;
        z-index: 1000;
    }

    #map-container {
        height: 60vh;
    }
}