/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header styles */
header {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    margin-bottom: 20px;
}

header h1 {
    color: #2c3e50;
    margin-bottom: 10px;
}

.status-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9em;
    color: #666;
}

/* Controls */
.controls {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    background: white;
    padding: 15px 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.btn-primary {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

.btn-primary:hover {
    background-color: #2980b9;
}

.auto-refresh label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

/* Table styles */
.station-table-container {
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    background-color: #34495e;
    color: white;
    text-align: left;
    padding: 12px 15px;
    font-weight: 600;
}

td {
    padding: 12px 15px;
    border-bottom: 1px solid #ecf0f1;
}

tr:last-child td {
    border-bottom: none;
}

tr:hover {
    background-color: #f8f9fa;
}

/* Status colors */
.status-new {
    background-color: #e74c3c;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: bold;
    text-align: center;
}

.status-medium {
    background-color: #f39c12;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: bold;
    text-align: center;
}

.status-established {
    background-color: #27ae60;
    color: white;
    padding: 4px 8px;
    border-radius: 12px;
    font-size: 0.8em;
    font-weight: bold;
    text-align: center;
}

/* Loading and error states */
.loading {
    text-align: center;
    padding: 40px;
    color: #7f8c8d;
    font-style: italic;
}

.error {
    background-color: #fadbd8;
    color: #c0392b;
    padding: 15px;
    border-radius: 4px;
    margin: 20px 0;
    text-align: center;
}

.hidden {
    display: none;
}

/* Footer */
footer {
    text-align: center;
    margin-top: 30px;
    padding: 20px;
    color: #7f8c8d;
    font-size: 0.9em;
}

/* Responsive design */
@media (max-width: 768px) {
    .container {
        padding: 10px;
    }
    
    table {
        font-size: 0.9em;
    }
    
    th, td {
        padding: 8px 10px;
    }
    
    .controls {
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }
    
    .status-bar {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
}