.ebvp-frontend-container {
    max-width: 600px;
    margin: 0 auto;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
}
.ebvp-box {
    background: #fff;
    border: 1px solid #ddd;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
    margin-bottom: 20px;
}
.ebvp-credit-status {
    background: #f0f6fc;
    border: 1px solid #c9d1d9;
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 16px;
}
.ebvp-badge {
    background: #007cba;
    color: #fff;
    padding: 4px 10px;
    border-radius: 12px;
    font-weight: bold;
}
.ebvp-form-group {
    margin-bottom: 15px;
}
.ebvp-form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: 600;
}
.ebvp-input {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}
.ebvp-btn {
    display: inline-block;
    padding: 10px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 15px;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
}
.ebvp-btn-primary {
    background: #007cba;
    color: #fff;
    width: 100%;
}
.ebvp-btn-primary:disabled {
    background: #7bb5d1;
    cursor: not-allowed;
}
.ebvp-btn-secondary {
    background: #2271b1;
    color: #fff;
    width: 100%;
}
.ebvp-notice {
    font-size: 14px;
    color: #d63638;
}

.ebvp-voice-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-top: 10px;
    background: #18181b; /* Dark background similar to the image */
    padding: 25px 15px;
    border-radius: 12px;
}

.ebvp-voice-card {
    border: none;
    padding: 0;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    background: transparent;
    position: relative;
    flex: 0 0 80px;
}

.ebvp-voice-avatar-wrapper {
    position: relative;
    width: 70px;
    height: 70px;
    margin: 0 auto 12px;
}

.ebvp-voice-avatar {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid transparent;
    transition: all 0.2s ease;
    filter: brightness(0.9);
}

.ebvp-voice-card:hover .ebvp-voice-avatar {
    filter: brightness(1);
    transform: scale(1.05);
}

.ebvp-voice-card.selected .ebvp-voice-avatar {
    border-color: #fff;
    filter: brightness(1);
}

.ebvp-voice-play-btn {
    position: absolute;
    bottom: -2px;
    right: -2px;
    width: 26px;
    height: 26px;
    background: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    transition: all 0.2s ease;
}

.ebvp-voice-play-btn svg {
    width: 14px;
    height: 14px;
    fill: #000;
    margin-left: 2px;
}

.ebvp-voice-card:hover .ebvp-voice-play-btn {
    transform: scale(1.1);
}

.ebvp-voice-card.selected .ebvp-voice-play-btn {
    background: #007cba;
}
.ebvp-voice-card.selected .ebvp-voice-play-btn svg {
    fill: #fff;
}

.ebvp-voice-name {
    font-weight: 600;
    font-size: 13px;
    margin-bottom: 2px;
    color: #fff;
}

.ebvp-voice-desc {
    font-size: 11px;
    color: #9ca3af;
    line-height: 1.2;
}

@media (max-width: 480px) {
    .ebvp-voice-grid {
        gap: 10px;
        padding: 15px 10px;
    }
    .ebvp-voice-card {
        flex: 0 0 65px;
    }
    .ebvp-voice-avatar-wrapper {
        width: 55px;
        height: 55px;
        margin: 0 auto 8px;
    }
    .ebvp-voice-play-btn {
        width: 20px;
        height: 20px;
        right: 0px;
    }
    .ebvp-voice-play-btn svg {
        width: 10px;
        height: 10px;
        margin-left: 1px;
    }
    .ebvp-voice-name {
        font-size: 11px;
    }
    .ebvp-voice-desc {
        font-size: 9px;
        letter-spacing: -0.2px;
    }
}