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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    padding: 20px;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    background: white;
    border-radius: 12px;
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
    overflow: hidden;
}

header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px;
    text-align: center;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.controls {
    display: flex;
    gap: 15px;
    padding: 20px;
    background: #f8f9fa;
    flex-wrap: wrap;
}

#searchBox, #modelFilter {
    padding: 10px 15px;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    flex: 1;
    min-width: 200px;
}

button {
    padding: 10px 20px;
    background: #667eea;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: 600;
}

button:hover {
    background: #5568d3;
}

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

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

th {
    background: #f8f9fa;
    font-weight: 600;
    cursor: pointer;
    user-select: none;
}

th:hover {
    background: #e9ecef;
}

tr:hover {
    background: #f8f9fa;
}

.rank-1 { font-weight: bold; color: #FFD700; }
.rank-2 { font-weight: bold; color: #C0C0C0; }
.rank-3 { font-weight: bold; color: #CD7F32; }

footer {
    padding: 20px;
    text-align: center;
    color: #666;
    background: #f8f9fa;
}