/* Dashboard Premium Dark Mode */
:root {
    --primary: #3b82f6;
    --primary-dark: #2563eb;
    --secondary: #0f172a;
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --accent: #8b5cf6;
    --success: #22c55e;
    --warning: #eab308;
    --error: #ef4444;
    --gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
}

body {
    background-color: var(--bg-dark);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background: var(--bg-card);
    padding: 20px;
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    margin-bottom: 30px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.header-content h1 {
    font-size: 1.8rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 5px;
}

.subtitle {
    color: var(--text-secondary);
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: 16px;
    padding: 24px;
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(255, 255, 255, 0.05);
    margin-bottom: 24px;
}

.card h2 {
    color: var(--text-primary);
    font-size: 1.25rem;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

/* Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: 3fr 1fr;
    gap: 24px;
}

@media (max-width: 1024px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }
}

/* Map Container */
.map-container {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.5);
}

/* Alerts Panel */
.alerts-panel {
    background: rgba(15, 23, 42, 0.5);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    max-height: 600px;
    overflow-y: auto;
}

.alert-card {
    background: rgba(255, 255, 255, 0.03);
    border-left: 4px solid var(--accent);
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    transition: transform 0.2s;
}

.alert-card:hover {
    transform: translateX(5px);
    background: rgba(255, 255, 255, 0.05);
}

.alert-card.critical {
    border-color: var(--error);
}

.alert-card.warning {
    border-color: var(--warning);
}

/* Forms & Inputs */
input[type="text"],
input[type="number"],
select {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
    padding: 12px;
    border-radius: 8px;
    width: 100%;
    transition: border-color 0.2s;
}

input:focus,
select:focus {
    outline: none;
    border-color: var(--primary);
}

label {
    color: var(--text-secondary);
    margin-bottom: 8px;
    display: block;
    font-size: 0.9rem;
}

/* Buttons */
.btn-primary {
    background: var(--gradient);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
    width: 100%;
}

.btn-primary:hover {
    opacity: 0.9;
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Upload Area */
.upload-area {
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 40px;
    text-align: center;
    transition: all 0.2s;
    background: rgba(0, 0, 0, 0.1);
}

.upload-area:hover {
    border-color: var(--primary);
    background: rgba(59, 130, 246, 0.05);
}

.upload-icon {
    width: 48px;
    height: 48px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}

/* Footer */
footer {
    text-align: center;
    color: var(--text-secondary);
    padding: 40px 0;
    font-size: 0.9rem;
}

/* Legend */
.map-legend {
    background: rgba(15, 23, 42, 0.9);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}