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

body {
    font-family: Arial, sans-serif;
    background: #2c3e50;
    color: #fff;
    min-height: 100vh;
}

.dashboard-header {
    background: #34495e;
    padding: 20px;
    text-align: center;
    border-bottom: 3px solid #3498db;
    box-shadow: 0 2px 10px rgba(0,0,0,0.3);
}

.dashboard-header h1 {
    color: #3498db;
    font-size: 2rem;
    margin: 0;
}

.dashboard-header .subtitle {
    color: #bdc3c7;
    font-size: 1rem;
    margin-top: 5px;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 30px;
}

.search-form {
    background: #ecf0f1;
    color: #2c3e50;
    border-radius: 5px;
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
    overflow: hidden;
    margin: 0 0 10px;
}

.search-type-tabs {
    display: flex;
    background: #34495e;
}

.tab {
    flex: 1;
    padding: 15px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #bdc3c7;
    font-weight: bold;
}

.tab.active {
    background: #3498db;
    color: white;
}

.tab:hover:not(.active)) {
    background: #2c3e50;
    color: #3498db;
}

.search-option {
    display: none;
    padding: 30px;
}

.search-option.active {
    display: block;
}

.form-row {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    gap: 20px;
    padding: 0 20px;
}

.form-row label {
    min-width: 140px;
    font-weight: bold;
    color: #2c3e50;
}

.form-row input,
.form-row select {
    flex: 1;
    padding: 12px 18px;
    border: 2px solid #bdc3c7;
    border-radius: 6px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.form-row input:focus,
.form-row select:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

button {
    background: #3498db;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 10px;
}

button:hover:not(:disabled) {
    background: #2980b9;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(52, 152, 219, 0.3);
}

button[type="button"] {
    background: #e74c3c;
}

button[type="button"]:hover {
    background: #c0392b;
}

.autocomplete-container {
    position: relative;
    flex: 1;
}

.autocomplete-suggestions {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: white;
    border: 2px solid #3498db;
    border-top: none;
    border-radius: 0 0 6px 6px;
    max-height: 200px;
    overflow-y: auto;
    z-index: 1000;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.autocomplete-suggestion:hover,
.autocomplete-suggestion.active {
    background: #3498db;
    color: white;
}

.results-info {
    background: #ecf0f1;
    color: #2c3e50;
    padding: 20px 25px;
    border-radius: 5px;
    margin-bottom: 10px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.results-count {
    font-weight: bold;
    margin-bottom: 10px;
}

.stats-panel {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 20px;
    padding: 25px;
    background: #ecf0f1;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
}

.stat-box {
    background: #fff;
    padding: 25px;
    border-radius: 10px;
    text-align: center;
    border: 2px solid #bdc3c7;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 15px rgba(0,0,0,0.1);
}

.stat-value {
    font-size: 1.8rem;
    font-weight: bold;
    color: #3498db;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.85rem;
    color: #7f8c8d;
    font-weight: 600;
    text-transform: uppercase;
}

.chart-container {
    background: #ecf0f1;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    overflow: hidden;
    margin-bottom: 20px;
}

.chart-container h3 {
    background: #3498db;
    color: white;
    padding: 20px;
    margin: 0 0 20px;
    font-size: 1.3rem;
    text-align: center;
}

.chart-wrapper {
    position: relative;
    height: 400px;
    margin: 25px;
    background: white;
    border-radius: 8px;
}

.export-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    margin: 20px;
    flex-wrap: wrap;
}

.export-buttons button {
    background: #27ae60;
}

.export-buttons button:hover {
    background: #219a52;
}

.trend-controls {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
    justify-content: center;
    margin: 20px;
    padding: 20px;
    background: #f8f9fa;
    border-radius: 8px;
}

.table-scroll {
    background: #ecf0f1;
    border-radius: 5px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    overflow: hidden;
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
    background: white;
}

th {
    background: #34495e;
    color: white;
    padding: 18px 15px;
    text-align: left;
    font-weight: bold;
    position: sticky;
    top: 0;
    z-index: 10;
}

td {
    padding: 15px 15px;
    border-bottom: 1px solid #ecf0f1;
    color: #2c3e50;
}

tr:nth-child(even) {
    background: #f8f9fa;
}

tr:hover {
    background: rgba(52, 152, 219, 0.1);
}

.no-results {
    background: #ecf0f1;
    color: #2c3e50;
    padding: 50px;
    text-align: center;
    border-radius: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    margin: 0 15px;
}

.no-results h3 {
    color: #e74c3c;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(44, 62, 80, 0.95);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loading-container {
    text-align: center;
    color: white;
    max-width: 400px;
    padding: 50px;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid #34495e;
    border-top: 4px solid #3498db;
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

.loading-text {
    font-size: 1.5rem;
    font-weight: bold;
    margin-bottom: 10px;
    color: #3498db;
}

.loading-subtext {
    font-size: 1rem;
    color: #bdc3c7;
    margin-bottom: 20px;
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: #34495e;
    border-radius: 4px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    background: #3498db;
    width: 0%;
    transition: width 0.3s ease;
}

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

.help-text {
    font-size: 0.8rem;
    color: #7f8c8d;
    margin-top: 8px;
    margin-left: 140px;
    font-style: italic;
}

@media (max-width: 768px) {
    .dashboard-header h1 {
        font-size: 1.5rem;
    }
    
    .container {
        padding: 20px;
    }
    
    .form-row {
        flex-direction: column;
        align-items: stretch;
        gap: 10px;
    }
    
    .form-row label {
        min-width: auto;
        margin-bottom: 8px;
    }
    
    .help-text {
        margin-left: 0;
        margin-top: 10px;
    }
}