/* 极验插件 — 前台覆盖层样式（宿主页面） */
.gt4-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}
.gt4-overlay[hidden] { display: none; }
.gt4-mask {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
}
.gt4-panel {
    position: relative;
    background: var(--mn-bg-card, #fff);
    border-radius: 10px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    overflow: hidden;
    max-width: 92vw;
}
.gt4-frame {
    display: block;
    width: 380px;
    max-width: 86vw;
    height: 320px;
    border: 0;
}
.gt4-alert {
    padding: 10px 14px;
    margin: 0 0 12px;
    border-radius: 6px;
    font-size: 13px;
    background: rgba(239, 68, 68, 0.1);
    color: #b91c1c;
    border: 1px solid rgba(239, 68, 68, 0.35);
}