body { 
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; 
    background: #f4f7fb; 
}

h1, h2, label { 
    color: #1f2937; 
    font-weight: bold;
}

/* Make all form labels bold */
.gr-form label,
.gr-dropdown label,
.gr-textbox label,
.gr-slider label,
.gr-radio label {
    font-weight: bold !important;
}

.gr-button { 
    background: linear-gradient(90deg, #4f46e5 0%, #3b82f6 100%) !important; 
    color: white !important; 
    font-weight: 600; 
    border-radius: 8px;
    border: none; 
    padding: 10px 24px;
}

.run-btn { 
    background: #2563eb !important; 
    color: white !important; 
    font-weight: 600; 
    border-radius: 8px;
    border: none; 
    padding: 12px 32px;
    font-size: 16px;
}

.gr-radio input:checked + span { 
    color: #2563eb !important; 
    font-weight: 700; 
}

.gr-textbox { 
    background: #fff; 
    border: 1px solid #d1d5db; 
    border-radius: 6px; 
    max-height: 160px; 
    overflow-y: auto; 
    resize: none;
}

.gr-dropdown { 
    border-radius: 6px; 
}

.gr-slider { 
    color: #2563eb; 
}

.rating-row { 
    margin-top: 10px; 
}

.params-row { 
    display: flex; 
    align-items: flex-start; 
    gap: 24px; 
}

.param-sliders { 
    flex: 3; 
}

.param-desc { 
    flex: 2; 
    background: #e0e7ff; 
    padding: 12px; 
    border-radius: 8px; 
    color: #3730a3; 
    font-size: 14px; 
    line-height: 1.4; 
}