.available-date a {
    background: linear-gradient(135deg, #d11313, #ff4b4b) !important;
    color: #fff !important;
    border: 2px solid #d11313 !important;
    border-radius: 50% !important;
    width: 34px;
    height: 34px;
    line-height: 30px;
    display: inline-block;
    text-align: center;
    font-weight: 600;
    box-sizing: border-box;
    box-shadow: 0 4px 10px rgba(209, 19, 19, 0.35);
    transition: all 0.3s ease;
}

.available-date a:hover {
    background: linear-gradient(135deg, #b10f0f, #d11313) !important;
    transform: scale(1.08);
    border-color: #b10f0f !important;
    box-shadow: 0 6px 15px rgba(209, 19, 19, 0.5);
    color: #fff !important;
}

/* Payment options */
.payment-option input[type="radio"] {
    display: none;
}

.payment-option .payment-card {
    cursor: pointer;
    border: 2px solid #eee;
    transition: all 0.2s ease;
}

.payment-option .payment-card:hover {
    border-color: #5662ff;
}

.payment-option input[type="radio"]:checked + .payment-card {
    border: 2px solid #5662ff;
    background: #f5f6ff;
    box-shadow: 0 0 0 2px rgba(86, 98, 255, 0.1);
}

/* Disabled checkout buttons */
#checkout-btn:disabled,
#connectips-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}