/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #1a73e8;
    --primary-dark: #1557b0;
    --bg-dark: #1a1a2e;
    --bg-panel: #16213e;
    --bg-panel-light: #1f3460;
    --text-primary: #ffffff;
    --text-secondary: #a0aec0;
    --warning-green: #48bb78;
    --warning-yellow: #ecc94b;
    --warning-orange: #ed8936;
    --warning-red: #f56565;
    --border-color: #2d3748;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
}

html, body {
    height: 100%;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    overflow: hidden;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: var(--bg-panel);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.header-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.subtitle {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

.header-status {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--warning-green);
    animation: pulse 2s infinite;
}

.status-indicator.loading {
    background: var(--warning-yellow);
}

.status-indicator.error {
    background: var(--warning-red);
    animation: none;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.last-update {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* Main Content */
.main-content {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    bottom: 0;
}

/* Map */
#map {
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
}

/* Legend Panel */
.legend-panel {
    position: absolute;
    top: 20px;
    left: 80px;
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 16px;
    min-width: 180px;
    max-width: 220px;
    max-height: calc(100vh - 150px);
    overflow-y: auto;
    box-shadow: var(--shadow);
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.legend-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.legend-header h3 {
    font-size: 0.95rem;
    font-weight: 600;
}

.legend-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: background 0.2s;
}

.legend-toggle:hover {
    background: var(--bg-panel-light);
}

.legend-content.collapsed {
    display: none;
}

.legend-section {
    margin-bottom: 16px;
}

.legend-section:last-child {
    margin-bottom: 0;
}

.legend-section h4 {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 6px;
    font-size: 0.85rem;
}

.legend-color {
    width: 24px;
    height: 14px;
    border-radius: 3px;
    flex-shrink: 0;
}

/* Warnings Panel */
.warnings-panel {
    position: absolute;
    top: 20px;
    right: 20px;
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 16px;
    width: 300px;
    max-height: calc(100% - 100px);
    overflow-y: auto;
    box-shadow: var(--shadow);
    z-index: 1000;
    border: 1px solid var(--border-color);
    display: none;
}

.warnings-panel.visible {
    display: block;
}

.warnings-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.warnings-header h3 {
    font-size: 1rem;
    font-weight: 600;
}

.warnings-count {
    background: var(--warning-red);
    color: white;
    font-size: 0.8rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 12px;
}

.warnings-count.none {
    background: var(--warning-green);
}

.warnings-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.no-warnings {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-align: center;
    padding: 20px 0;
}

.warning-item {
    background: var(--bg-panel-light);
    border-radius: 8px;
    padding: 12px;
    border-left: 4px solid var(--warning-yellow);
}

.warning-item.yellow { border-left-color: var(--warning-yellow); }
.warning-item.orange { border-left-color: var(--warning-orange); }
.warning-item.red { border-left-color: var(--warning-red); }

.warning-item-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 6px;
}

.warning-type {
    font-weight: 600;
    font-size: 0.9rem;
}

.warning-level {
    font-size: 0.75rem;
    padding: 2px 6px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
}

.warning-level.yellow { background: var(--warning-yellow); color: #1a1a2e; }
.warning-level.orange { background: var(--warning-orange); color: #1a1a2e; }
.warning-level.red { background: var(--warning-red); color: white; }

.warning-region {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.warning-time {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

/* Controls Panel */
.controls-panel {
    position: absolute;
    top: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1000;
}

.control-btn {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-panel);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    box-shadow: var(--shadow);
}

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

.control-btn.active {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.control-btn.loading svg {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    100% { transform: rotate(360deg); }
}

/* Time Slider */
.time-slider {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-panel);
    border-radius: 12px;
    padding: 12px 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    box-shadow: var(--shadow);
    z-index: 1000;
    border: 1px solid var(--border-color);
}

.time-slider input[type="range"] {
    width: 200px;
    height: 4px;
    -webkit-appearance: none;
    background: var(--border-color);
    border-radius: 2px;
    outline: none;
}

.time-slider input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
}

.time-label {
    font-size: 0.9rem;
    min-width: 80px;
    text-align: center;
}

/* Loading Overlay */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(26, 26, 46, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
    z-index: 2000;
    transition: opacity 0.3s;
}

.loading-overlay.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Leaflet Customization */
.leaflet-top.leaflet-left {
    top: 50%;
    left: 10px;
    transform: translateY(-50%);
}

.leaflet-control-zoom {
    border: none !important;
    box-shadow: var(--shadow) !important;
    margin: 0 !important;
}

.leaflet-control-zoom a {
    background: var(--bg-panel) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--border-color) !important;
    width: 44px !important;
    height: 44px !important;
    line-height: 44px !important;
    font-size: 18px !important;
    border-radius: 10px !important;
}

.leaflet-control-zoom a:first-child {
    border-radius: 10px 10px 0 0 !important;
}

.leaflet-control-zoom a:last-child {
    border-radius: 0 0 10px 10px !important;
}

.leaflet-control-zoom a:hover {
    background: var(--bg-panel-light) !important;
}

.leaflet-control-attribution {
    background: rgba(22, 33, 62, 0.8) !important;
    color: var(--text-secondary) !important;
    font-size: 0.7rem !important;
}

.leaflet-control-attribution a {
    color: var(--primary-color) !important;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 0 12px;
    }

    .subtitle {
        display: none;
    }

    .legend-panel {
        left: 60px;
        top: 10px;
        min-width: 150px;
        padding: 12px;
    }


    .warnings-panel {
        right: 10px;
        top: 10px;
        width: calc(100% - 70px);
        max-width: 300px;
    }

    .controls-panel {
        left: 10px;
        top: 10px;
    }

    .control-btn {
        width: 40px;
        height: 40px;
    }

    .time-slider {
        width: calc(100% - 40px);
        max-width: 350px;
    }

    .time-slider input[type="range"] {
        flex: 1;
        width: auto;
    }
}

/* Custom Popup Styles */
.leaflet-popup-content-wrapper {
    background: var(--bg-panel) !important;
    color: var(--text-primary) !important;
    border-radius: 8px !important;
    box-shadow: var(--shadow) !important;
}

.leaflet-popup-tip {
    background: var(--bg-panel) !important;
}

.leaflet-popup-content {
    margin: 12px !important;
}

.popup-title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 8px;
}

.popup-info {
    font-size: 0.85rem;
    color: var(--text-secondary);
}