/* HVAC Command Center - Dark Theme */

:root {
    --dark-bg: #1a1f2b;
    --card-bg: #2d3446;
    --text-light: #ffffff;
    --text-muted: #aab0bb;
    --accent-color: #4dc9ff;
    --border-color: #3d4455;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-light);
    font-family: 'Roboto', sans-serif;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    color: var(--text-light);
}

.header {
    background: var(--card-bg);
    padding: 1rem 2rem;
    border-bottom: 1px solid var(--border-color);
}

.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    transition: transform 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(77, 201, 255, 0.15);
}

.card-header {
    background: linear-gradient(90deg, #364057, #2d3446);
    border-bottom: 1px solid var(--border-color);
    border-radius: 12px 12px 0 0;
    padding: 1rem 1.5rem;
}

.kpi-card-header {
    background: linear-gradient(135deg, rgba(77, 201, 255, 0.15), rgba(77, 201, 255, 0.05));
}

.table {
    --bs-table-bg: var(--card-bg);
    --bs-table-color: var(--text-light);
    --bs-table-border-color: var(--border-color);
    --bs-table-hover-bg: #364057;
    --bs-table-hover-color: var(--text-light);
}

.table-striped>tbody>tr:nth-of-type(odd)>* {
    --bs-table-accent-bg: #262c3a;
}

.badge.bg-success { background-color: #28a745 !important; }
.badge.bg-warning { background-color: #ffc107 !important; color: #000 !important; }
.badge.bg-danger { background-color: #dc3545 !important; }
.badge.bg-info { background-color: var(--accent-color) !important; color: #000 !important;}


/* Sidebar Navigation */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background-color: var(--card-bg);
    padding: 1rem;
    z-index: 1030;
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 10px rgba(0,0,0,0.1);
}

.sidebar .nav-link {
    color: var(--text-muted);
    font-size: 1rem;
    padding: 0.75rem 1rem;
    border-radius: 8px;
    transition: background-color 0.2s, color 0.2s;
}

.sidebar .nav-link:hover,
.sidebar .nav-link.active {
    background-color: rgba(77, 201, 255, 0.1);
    color: var(--accent-color);
}

.sidebar .nav-link i {
    margin-right: 10px;
}

.sidebar-header {
    text-align: center;
    margin-bottom: 1rem;
}

.main-content {
    margin-left: 250px;
    padding: 2rem;
}

@media (max-width: 768px) {
    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
        z-index: 1031;
    }
    .main-content {
        margin-left: 0;
    }
}

/* Stat Cards */
.stat-card .icon {
    font-size: 2.5rem;
    color: var(--accent-color);
    opacity: 0.7;
}

.stat-card .change-indicator {
    font-size: 1rem;
}
.stat-card .change-indicator.positive { color: #28a745; }
.stat-card .change-indicator.negative { color: #dc3545; }

/* Weather Widget */
#weather-widget {
    background: linear-gradient(135deg, #2d3446, #1a1f2b);
}

/* Map Widget */
#weather-map {
    height: 400px;
    border-radius: 8px;
}

.leaflet-tile {
    filter: brightness(0.8) contrast(1.2);
}

.leaflet-popup-content-wrapper, .leaflet-popup-tip {
    background-color: var(--card-bg);
    color: var(--text-light);
}