/* GrandPay フロント側スタイル */

.grandpay-payment-container {
    border: 2px solid #e1e5e9;
    padding: 24px;
    border-radius: 8px;
    background: linear-gradient(135deg, #f8f9fa 0%, #ffffff 100%);
    margin: 24px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: relative;
    overflow: hidden;
}

.grandpay-payment-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #0073aa, #00a0d2);
}

.grandpay-payment-info h3,
.grandpay-payment-complete h3,
.grandpay-payment-failed h3 {
    margin-top: 0;
    margin-bottom: 16px;
    font-size: 20px;
    font-weight: 600;
}

.grandpay-payment-info h3 {
    color: #0073aa;
}

.grandpay-payment-complete h3 {
    color: #46b450;
}

.grandpay-payment-failed h3 {
    color: #dc3232;
}

.grandpay-payment-btn {
    background: linear-gradient(135deg, #0073aa 0%, #00a0d2 100%);
    color: white;
    border: none;
    padding: 14px 28px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 6px rgba(0, 115, 170, 0.3);
    position: relative;
    overflow: hidden;
}

.grandpay-payment-btn:before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.grandpay-payment-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 115, 170, 0.4);
}

.grandpay-payment-btn:hover:before {
    left: 100%;
}

.grandpay-payment-btn:active {
    transform: translateY(0);
}

.grandpay-payment-btn:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.grandpay-payment-btn:disabled:before {
    display: none;
}

.grandpay-loading {
    text-align: center;
    padding: 32px 20px;
    background-color: #f0f8ff;
    border-radius: 6px;
    margin-top: 20px;
}

.grandpay-loading p {
    margin-bottom: 20px;
    font-size: 16px;
    color: #0073aa;
    font-weight: 500;
}

.grandpay-spinner {
    border: 4px solid #e1e5e9;
    border-top: 4px solid #0073aa;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    animation: grandpay-spin 1.5s linear infinite;
    margin: 0 auto;
}

@keyframes grandpay-spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.grandpay-payment-complete {
    background-color: #f0fff4;
    border-left: 4px solid #46b450;
    padding: 20px;
    border-radius: 0 6px 6px 0;
}

.grandpay-payment-failed {
    background-color: #fef7f7;
    border-left: 4px solid #dc3232;
    padding: 20px;
    border-radius: 0 6px 6px 0;
}

.grandpay-payment-complete p,
.grandpay-payment-failed p {
    margin-bottom: 16px;
    font-size: 15px;
    line-height: 1.6;
}

/* 決済方法選択時のスタイル */
.usces_payment_method_grandpay {
    border: 2px solid #0073aa;
    border-radius: 6px;
    padding: 16px;
    margin: 8px 0;
    background-color: #f8fdff;
}

.usces_payment_method_grandpay label {
    font-weight: 600;
    color: #0073aa;
}

.usces_payment_method_grandpay .payment-description {
    margin-top: 8px;
    font-size: 14px;
    color: #666;
    line-height: 1.5;
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .grandpay-payment-container {
        padding: 20px 16px;
        margin: 16px 0;
    }

    .grandpay-payment-btn {
        width: 100%;
        padding: 16px 20px;
        font-size: 18px;
    }

    .grandpay-payment-info h3,
    .grandpay-payment-complete h3,
    .grandpay-payment-failed h3 {
        font-size: 18px;
    }
}

/* ダークモード対応 */
@media (prefers-color-scheme: dark) {
    .grandpay-payment-container {
        background: linear-gradient(135deg, #2c3e50 0%, #34495e 100%);
        border-color: #4a6741;
        color: #ecf0f1;
    }

    .grandpay-loading {
        background-color: #34495e;
    }

    .grandpay-loading p {
        color: #3498db;
    }

    .grandpay-spinner {
        border-color: #4a6741;
        border-top-color: #3498db;
    }
}

/* アニメーション効果 */
.grandpay-payment-container {
    animation: grandpay-fadeIn 0.5s ease-out;
}

@keyframes grandpay-fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* フォーカス対応（アクセシビリティ） */
.grandpay-payment-btn:focus {
    outline: 2px solid #0073aa;
    outline-offset: 2px;
}

/* 印刷時の調整 */
@media print {
    .grandpay-payment-btn {
        background: #0073aa !important;
        -webkit-print-color-adjust: exact;
        color-adjust: exact;
    }
}