/* 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;
}

/* Main layout */
.main-layout {
    display: flex;
    gap: 20px;
    min-height: 500px;
}

/* Adjust layout for always-visible details panel */
.content-area {
    flex: 1;
    min-width: 300px;
}

/* 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;
}

tr.selected {
    background-color: #e3f2fd;
    cursor: pointer;
}

tr.selected:hover {
    background-color: #bbdefb;
}

tr.selected td:first-child {
    border-left: 4px solid #2196f3;
}

tr:not(.selected):hover {
    background-color: #f8f9fa;
    cursor: pointer;
}

/* 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;
}

/* Details panel */
.details-panel {
    width: 400px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    display: flex;
    flex-direction: column;
}

.details-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background-color: #34495e;
    color: white;
    padding: 15px 20px;
    border-radius: 8px 8px 0 0;
}

.details-header h2 {
    margin: 0;
    font-size: 1.2em;
}

.close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 1.5em;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.close-btn:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

.details-content {
    padding: 20px;
    flex: 1;
    overflow-y: auto;
    max-height: 500px;
}

.detail-item {
    display: flex;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #ecf0f1;
    align-items: flex-start;
}

.detail-item:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.detail-label {
    font-weight: 600;
    color: #2c3e50;
    min-width: 150px;
    padding-right: 15px;
    text-align: left;
    flex-shrink: 0;
}

.detail-value {
    color: #34495e;
    flex: 1;
    text-align: right;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    position: relative;
}

/* Tooltip styling */
.tooltip {
    position: relative;
    display: inline-block;
    border-bottom: 1px dotted #95a5a6;
    cursor: help;
}

.tooltip .tooltiptext {
    visibility: hidden;
    width: 200px;
    background-color: #34495e;
    color: #fff;
    text-align: left;
    border-radius: 6px;
    padding: 8px;
    position: absolute;
    z-index: 1;
    bottom: 125%;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    transition: opacity 0.3s;
    font-size: 0.9em;
    font-weight: normal;
    word-wrap: break-word;
    white-space: normal;
}

.tooltip .tooltiptext::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: #34495e transparent transparent transparent;
}

.tooltip:hover .tooltiptext {
    visibility: visible;
    opacity: 1;
}

/* Mono font for technical values */
.detail-value.mono {
    font-family: monospace;
    font-size: 0.9em;
}

.detail-value.mono {
    font-family: monospace;
    font-size: 0.9em;
}

/* 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: 1024px) {
    .main-layout {
        flex-direction: column;
    }
    
    .details-panel {
        width: 100%;
    }
    
    .container {
        padding: 10px;
    }
    
    table {
        font-size: 0.9em;
    }
    
    th, td {
        padding: 8px 10px;
    }
    
    .status-bar {
        flex-direction: column;
        gap: 5px;
        text-align: center;
    }
}

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