.mv-secret-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.58);
}

.mv-secret-dialog {
    width: min(760px, 92vw);
    max-height: 82vh;
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 12px;
    color: #f0f0f0;
    background: #171717;
    border: 1px solid #3f3f3f;
    border-radius: 8px;
    box-shadow: 0 18px 60px rgba(0, 0, 0, 0.45);
    font-family: sans-serif;
}

.mv-secret-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.mv-secret-title {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.mv-secret-close {
    border: 0;
    color: #bdbdbd;
    background: transparent;
    font-size: 18px;
    line-height: 1;
    cursor: pointer;
}

.mv-secret-rows {
    display: flex;
    flex-direction: column;
    gap: 8px;
    overflow-y: auto;
}

.mv-secret-row {
    display: grid;
    grid-template-columns: minmax(130px, 0.7fr) minmax(180px, 1.3fr) auto auto;
    gap: 8px;
    align-items: center;
}

.mv-secret-input {
    min-width: 0;
    height: 30px;
    padding: 5px 8px;
    border: 1px solid #555;
    border-radius: 4px;
    color: #eee;
    background: #262626;
    font-size: 13px;
    outline: none;
}

.mv-secret-input:focus {
    border-color: #7d8cff;
}

.mv-secret-button,
.mv-secret-add {
    height: 30px;
    padding: 5px 9px;
    border-radius: 4px;
    color: #eee;
    font-size: 13px;
    cursor: pointer;
    white-space: nowrap;
}

.mv-secret-save {
    background: #2f6336;
    border: 1px solid #4c9b55;
}

.mv-secret-delete {
    background: #653131;
    border: 1px solid #a44;
}

.mv-secret-add {
    width: 100%;
    text-align: left;
    color: #ccc;
    background: #222;
    border: 1px dashed #5a5a5a;
}

.mv-secret-save-notice {
    margin-top: 4px;
    min-height: 18px;
    color: #ff4d4f;
    font-size: 13px;
    font-weight: 600;
    text-align: center;
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.mv-secret-save-notice-visible {
    opacity: 1;
}

.mv-secret-save-notice-fade {
    opacity: 0;
}

@media (max-width: 640px) {
    .mv-secret-row {
        grid-template-columns: 1fr;
    }

    .mv-secret-button,
    .mv-secret-add {
        width: 100%;
    }
}