.cs-main-container {
    background: linear-gradient(135deg, #0f0c29, #302b63, #24243e);
    min-height: 80vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    border-radius: 30px;
    font-family: 'Vazirmatn', sans-serif;
    direction: rtl;
}

.cs-glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 650px;
}

.cs-step { display: none; }
.cs-step.active { display: block; animation: fadeIn 0.4s ease; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.cs-input {
    background: rgba(255, 255, 255, 0.05) !important;
    border: 1px solid rgba(255, 255, 255, 0.2) !important;
    color: #fff !important;
    padding: 12px !important;
    border-radius: 10px !important;
}

.cs-input::placeholder { color: rgba(255,255,255,0.5); }

.cs-opt-label {
    display: block;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px;
    margin-bottom: 12px;
    border-radius: 12px;
    cursor: pointer;
    transition: 0.3s;
    color: #fff;
}

.cs-opt-label:hover { background: rgba(255, 255, 255, 0.15); }
.cs-opt-label input { margin-left: 10px; }

.cs-navigation {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

#cs-progress { transition: width 0.4s ease; }

.cs-hint{
    opacity: 0.9;
    margin-top: 6px;
}