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

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

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

.header {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    margin-bottom: 30px;
    text-align: center;
}

.header h1 {
    color: #333;
    margin-bottom: 10px;
}

.header p {
    color: #666;
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.category-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
    cursor: pointer;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0,0,0,0.2);
}

.category-card h2 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.5em;
}

.category-card p {
    color: #666;
    margin-bottom: 15px;
}

.category-info {
    display: flex;
    gap: 15px;
    margin-bottom: 15px;
}

.badge {
    display: inline-block;
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

.badge-fotos {
    background: #e3f2fd;
    color: #1976d2;
}

.badge-tamanos {
    background: #f3e5f5;
    color: #7b1fa2;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 5px;
    font-weight: 600;
    transition: opacity 0.3s;
    border: none;
    cursor: pointer;
    width: 100%;
    text-align: center;
}

.btn:hover {
    opacity: 0.9;
}

.empty-state {
    background: white;
    padding: 40px;
    border-radius: 10px;
    text-align: center;
    color: #666;
}