/* Helix Ultimate & Bootstrap 5 Clean Style */
    .bmr-card {
        background: #fff;
        border: 1px solid rgba(0,0,0,.08);
        border-radius: 12px;
        padding: 2rem;
        box-shadow: 0 4px 15px rgba(0,0,0,0.05);
        
        /* ΟΡΙΣΜΟΣ ΠΛΑΤΟΥΣ & ΚΕΝΤΡΑΡΙΣΜΑ */
        max-width: 400px !important; 
        margin-left: auto !important;
        margin-right: auto !important;
    }
    
    .bmr-header {
        color: #1a5fb4;
        font-weight: 800;
        text-transform: uppercase;
        text-align: center;
        margin-bottom: 1.5rem;
        border-bottom: 2px solid #f8f9fa;
        padding-bottom: 1rem;
    }
    
    .bmr-input {
        border: 2px solid #eee !important;
        padding: 10px !important;
        border-radius: 5px !important;
        margin-bottom: 10px !important;
        width: 100%;
    }
    
    .bmr-btn-calc {
        background-color: #1a5fb4;
        border: none;
        padding: 12px;
        font-weight: 700;
        text-transform: uppercase;
        width: 100%;
        color: #fff;
        border-radius: 5px;
        cursor: pointer;
        transition: background 0.3s ease;
    }
    
    .bmr-btn-calc:hover {
        background-color: #124483;
    }
    
    .macro-box {
        background: #fdfdfd;
        border-top: 4px solid #1a5fb4;
        padding: 15px 5px;
        text-align: center;
        border-radius: 4px;
        box-shadow: 0 2px 5px rgba(0,0,0,0.02);
    }
    
    .macro-label { font-size: 0.7rem; font-weight: 700; color: #888; text-transform: uppercase; }
    .macro-value { font-size: 1.2rem; font-weight: 800; color: #222; display: block; }
    .disclaimer { font-size: 0.75rem; color: #999; text-align: center; margin-top: 15px; line-height: 1.2; }