:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
}

body {
    background-color: #f8f9fa;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.login-container {
    max-width: 400px;
    margin: 100px auto;
    padding: 30px;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

.login-logo {
    text-align: center;
    margin-bottom: 30px;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
}

.topbar {
    background: white;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    padding: 10px 0;
    margin-bottom: 30px;
}

.folder-card {
    transition: transform 0.2s;
}

.folder-card:hover {
    transform: translateY(-2px);
}

.status-badge {
    font-size: 0.85em;
}

.page-header {
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Upload preview */
.img-preview {
    max-width: 150px;
    max-height: 150px;
    object-fit: cover;
    margin: 5px;
    border-radius: 5px;
    border: 1px solid #ddd;
}