.payment-proof-page {
    padding: 0;
    background-color: #f8f8f8;
    max-width: 500px;
    margin: 0 auto;
    font-family: Arial, sans-serif;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.payment-header {
    background-color: #4a148c;
    color: white;
    padding: 20px 15px;
    position: relative;
    border-radius: 0 0 20px 20px;
    overflow: hidden;
}

.payment-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 25%, transparent 25%, transparent 50%, rgba(255, 255, 255, 0.1) 50%, rgba(255, 255, 255, 0.1) 75%, transparent 75%, transparent);
    background-size: 10px 10px;
    opacity: 0.2;
    z-index: 0;
}

.payment-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
    position: relative;
    z-index: 1;
}

.payment-logo img {
    width: 36px;
    height: 36px;
    margin-right: 10px;
    background-color: white;
    border-radius: 8px;
    padding: 3px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
}

.payment-logo span {
    font-size: 22px;
    font-weight: bold;
    letter-spacing: 1px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.payment-amount-label {
    font-size: 15px;
    opacity: 0.9;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    font-weight: 500;
}

.payment-amount {
    font-size: 36px;
    font-weight: bold;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.payment-fee {
    font-size: 15px;
    opacity: 0.9;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    color: #ff6b6b;
    font-weight: 500;
}

.payment-total {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 8px;
    position: relative;
    z-index: 1;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
}

.payment-countdown {
    position: absolute;
    bottom: 20px;
    right: 20px;
    font-size: 14px;
    font-weight: bold;
    color: #fff;
    background-color: rgba(74, 20, 140, 0.3);
    padding: 5px 12px;
    border-radius: 15px;
    z-index: 1;
}

.payment-countdown span {
    color: #ff6b6b;
    font-weight: bold;
}


.payment-steps {
    padding: 25px 20px;
    background-color: white;
}

.step-item {
    display: flex;
    margin-bottom: 20px;
    position: relative;
}

.step-item::before {
    content: '';
    position: absolute;
    left: 10px;
    top: 25px;
    bottom: -20px;
    width: 2px;
    background-color: #e0e0e0;
    z-index: 0;
}

.step-item:last-of-type::before {
    display: none;
}

.step-number {
    width: 22px;
    margin-right: 12px;
    font-weight: bold;
    color: #4a148c;
}

.step-content {
    flex: 1;
    color: #333;
    line-height: 1.6;
    font-size: 15px;
}

.account-copy-section {
    margin: 25px 0;
}

.account-copy-label {
    color: #b58e3e;
    font-size: 14px;
    margin-bottom: 12px;
    text-align: right;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.countdown-label {
    color: #4a148c;
    font-size: 13px;
    background-color: rgba(74, 20, 140, 0.1);
    padding: 3px 8px;
    border-radius: 12px;
    display: inline-block;
    font-weight: 600;
}

#countdown, #countdown2 {
    color: #ff6b6b;
    font-weight: bold;
}

.account-copy-container {
    display: flex;
    border: 1px solid #e0e0e0;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.account-number {
    flex: 1;
    padding: 15px 20px;
    font-size: 20px;
    font-weight: bold;
    letter-spacing: 1px;
}

.copy-button {
    background-color: #f5f5f5;
    border: none;
    padding: 0 20px;
    color: #4a148c;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.copy-button:hover {
    background-color: #e0e0e0;
}

.copy-message {
    text-align: center;
    color: #4caf50;
    margin-top: 8px;
    font-size: 13px;
    font-weight: 500;
}

.transaction-note {
    color: #757575;
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.5;
    padding-left: 5px;
    border-left: 2px solid #e0e0e0;
}

.transaction-images {
    display: flex;
    justify-content: center;
    margin: 25px 0;
}

.transaction-images img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.1);
}

.transaction-id-group {
    margin: 25px 0;
}

.transaction-id-input {
    width: 100%;
    padding: 16px 20px;
    border: 1px solid #e0e0e0;
    border-radius: 30px;
    font-size: 16px;
    text-align: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.transaction-id-input:focus {
    border-color: #4a148c;
    box-shadow: 0 2px 10px rgba(74, 20, 140, 0.1);
    outline: none;
}

.submit-payment-button {
    width: 100%;
    padding: 16px;
    background-color: #4a148c;
    color: white;
    border: none;
    border-radius: 30px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.2s ease;
    box-shadow: 0 3px 10px rgba(74, 20, 140, 0.2);
}

.submit-payment-button:hover {
    background-color: #6a1b9a;
    transform: translateY(-2px);
}

.submit-payment-button:active {
    transform: translateY(0);
}

.alert {
    padding: 12px 18px;
    margin: 15px 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.05);
}

.alert-danger {
    background-color: #ffebee;
    color: #c62828;
    border-left: 4px solid #ef5350;
}

@media (max-width: 480px) {
    .payment-amount {
        font-size: 30px;
    }

    .payment-fee {
        font-size: 14px;
    }

    .payment-total {
        font-size: 18px;
    }

    .payment-countdown {
        font-size: 12px;
        bottom: 15px;
        right: 15px;
        padding: 4px 10px;
    }

    .account-copy-label {
        flex-direction: column;
        align-items: flex-end;
    }

    .countdown-label {
        margin-top: 5px;
        font-size: 12px;
    }

    .account-number {
        font-size: 18px;
        padding: 12px 15px;
    }

    .copy-button {
        padding: 0 15px;
    }

    .step-content {
        font-size: 14px;
    }

    .transaction-id-input {
        padding: 14px 15px;
    }

    .submit-payment-button {
        padding: 14px;
    }
}