/* Tritium-inspired Design Variables */
:root {
    /* Dark theme colors inspired by Tritium */
    --primary-bg: #0a0a0a;
    --secondary-bg: #1a1a1a;
    --tertiary-bg: #2a2a2a;
    --accent-blue: #00bfff;
    --accent-blue-hover: #0099cc;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border-color: #333333;
    --border-accent: #444444;
    --success-color: #00ff88;
    --error-color: #ff4444;
    --warning-color: #ffaa00;
    
    /* Typography */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-size-large: 1.2rem;
    --font-size-normal: 1rem;
    --font-size-small: 0.9rem;
    --font-size-tiny: 0.8rem;
    
    /* Spacing */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    
    /* Shadows */
    --shadow-light: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-medium: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-heavy: 0 8px 32px rgba(0, 0, 0, 0.5);
}

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

body {
    font-family: var(--font-primary);
    background: var(--primary-bg);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
}

#app {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header Styles */
.header {
    background: linear-gradient(135deg, var(--primary-bg) 0%, var(--secondary-bg) 100%);
    border-bottom: 2px solid var(--accent-blue);
    padding: var(--spacing-md) var(--spacing-lg);
    box-shadow: var(--shadow-medium);
    z-index: 1000;
    position: relative;
}

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--text-primary);
    text-align: center;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

/* Statistics Container */
.stats-container {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    border-radius: 8px;
    min-width: 120px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
}

.stat-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
    border-color: var(--accent-blue);
}

.stat-value {
    font-size: var(--font-size-large);
    font-weight: 700;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
    text-align: center;
    font-weight: 500;
}

/* Map Container */
#map-container {
    flex: 1;
    position: relative;
    background: var(--secondary-bg);
}

#map {
    width: 100%;
    height: 100%;
    background: var(--secondary-bg);
}

/* Loading Overlay */
.loading-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 10, 0.95);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    backdrop-filter: blur(4px);
}

.loading-content {
    text-align: center;
    color: var(--text-primary);
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--border-color);
    border-top: 3px solid var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto var(--spacing-md);
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.loading-text {
    font-size: var(--font-size-large);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.loading-details {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
}

/* Bottom Controls Bar */
.bottom-controls {
    background: linear-gradient(135deg, var(--secondary-bg) 0%, var(--tertiary-bg) 100%);
    border-top: 2px solid var(--accent-blue);
    padding: var(--spacing-md) var(--spacing-lg);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    box-shadow: var(--shadow-medium);
    z-index: 1000;
    position: relative;
    flex-wrap: wrap;
}

.control-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

/* Button Styles */
.control-btn {
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    cursor: pointer;
    font-size: var(--font-size-small);
    font-weight: 500;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    box-shadow: var(--shadow-light);
}

.control-btn:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
    box-shadow: var(--shadow-medium);
}

.control-btn.primary {
    background: var(--text-secondary);
    border-color: var(--text-secondary);
    color: var(--primary-bg);
    font-weight: 600;
}

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

/* Filter Control */
.filter-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.filter-control label {
    font-size: var(--font-size-small);
    font-weight: 500;
    color: var(--text-secondary);
    white-space: nowrap;
}

.filter-control select {
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-size: var(--font-size-small);
    cursor: pointer;
    transition: all 0.3s ease;
    min-width: 140px;
}

.filter-control select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(0, 191, 255, 0.2);
}

.filter-control select:hover {
    border-color: var(--accent-blue);
}

/* Search Control */
.search-control {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.search-control label {
    font-size: var(--font-size-small);
    font-weight: 500;
    color: var(--text-secondary);
}

.search-input-group {
    display: flex;
    gap: var(--spacing-xs);
    align-items: center;
}

.search-control input {
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 6px;
    font-size: var(--font-size-small);
    transition: all 0.3s ease;
    min-width: 180px;
}

.search-control input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 2px rgba(0, 191, 255, 0.2);
}

.search-control input::placeholder {
    color: var(--text-muted);
}

.search-btn, .clear-btn {
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    color: var(--text-primary);
    padding: var(--spacing-sm);
    border-radius: 6px;
    cursor: pointer;
    font-size: var(--font-size-small);
    transition: all 0.3s ease;
    min-width: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.search-btn:hover, .clear-btn:hover {
    background: var(--accent-blue);
    border-color: var(--accent-blue);
    transform: translateY(-1px);
}

/* Search Results */
.search-results {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--tertiary-bg);
    border: 1px solid var(--border-accent);
    border-radius: 6px;
    padding: var(--spacing-sm);
    font-size: var(--font-size-tiny);
    margin-top: var(--spacing-xs);
    box-shadow: var(--shadow-medium);
    z-index: 1001;
}

.search-results.success {
    color: var(--success-color);
    border-color: var(--success-color);
}

.search-results.error {
    color: var(--error-color);
    border-color: var(--error-color);
}

/* Cluster Styles - Revert to original pastel colors */
.marker-cluster-small {
    background: linear-gradient(135deg, #FFB6C1 0%, #FFA0B4 100%) !important; /* Light Pink */
    border: 2px solid #ffffff !important;
    box-shadow: var(--shadow-light) !important;
}

.marker-cluster-medium {
    background: linear-gradient(135deg, #87CEEB 0%, #6BB6FF 100%) !important; /* Sky Blue */
    border: 2px solid #ffffff !important;
    box-shadow: var(--shadow-medium) !important;
}

.marker-cluster-large {
    background: linear-gradient(135deg, #98FB98 0%, #7FDD7F 100%) !important; /* Pale Green */
    border: 2px solid #ffffff !important;
    box-shadow: var(--shadow-heavy) !important;
}

.marker-cluster {
    border-radius: 50% !important;
    text-align: center;
    color: #333333 !important;
    font-weight: bold !important;
    font-size: 12px !important;
    line-height: 1 !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
}

.marker-cluster div {
    background: transparent !important;
    border: none !important;
    color: #333333 !important;
    font-weight: bold !important;
}

/* Popup Styles */
.leaflet-popup-content-wrapper {
    background: var(--tertiary-bg) !important;
    border: 1px solid var(--border-accent) !important;
    border-radius: 8px !important;
    box-shadow: var(--shadow-heavy) !important;
}

.leaflet-popup-content {
    color: var(--text-primary) !important;
    font-family: var(--font-primary) !important;
    font-size: var(--font-size-small) !important;
    line-height: 1.4 !important;
}

.leaflet-popup-tip {
    background: var(--tertiary-bg) !important;
    border: 1px solid var(--border-accent) !important;
}

/* Responsive Design */
@media (max-width: 1200px) {
    .stats-container {
        gap: var(--spacing-md);
    }
    
    .stat-item {
        min-width: 100px;
        padding: var(--spacing-xs) var(--spacing-sm);
    }
    
    .bottom-controls {
        flex-direction: column;
        gap: var(--spacing-md);
        align-items: stretch;
    }
    
    .control-group {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .header {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .title {
        font-size: 1.4rem;
    }
    
    .stats-container {
        gap: var(--spacing-sm);
    }
    
    .stat-item {
        min-width: 80px;
        padding: var(--spacing-xs);
    }
    
    .stat-value {
        font-size: var(--font-size-normal);
    }
    
    .stat-label {
        font-size: var(--font-size-tiny);
    }
    
    .bottom-controls {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .search-control input {
        min-width: 140px;
    }
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--accent-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue-hover);
}