.qm-guard-popup {
    position: fixed;
    inset: 0;
    z-index: 10020;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 12px 10px;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --qm-guard-blue: #4f8eff;
    --qm-guard-blue-soft: #dff1ff;
    --qm-guard-teal: #16c6d0;
    --qm-guard-teal-deep: #0fb5c3;
    --qm-guard-text: #24324a;
    --qm-guard-muted: #7c8aa5;
    --qm-guard-panel-shadow: 0 26px 80px rgba(26, 61, 130, 0.18);
}

.qm-guard-popup.is-open {
    display: flex;
}

.qm-guard-popup[data-guard-state="thinking"] {
    --qm-guard-teal: #49a5ff;
    --qm-guard-teal-deep: #2f7fed;
}

.qm-guard-popup[data-guard-state="failure"] {
    --qm-guard-teal: #ff8a7a;
    --qm-guard-teal-deep: #ff6a59;
}

.qm-guard-popup[data-guard-state="success"] {
    --qm-guard-teal: #31caa0;
    --qm-guard-teal-deep: #19a778;
}

.qm-guard-popup__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(16, 24, 40, 0.28);
}

.qm-guard-popup__dialog {
    position: relative;
    width: min(480px, calc(100vw - 20px));
    max-width: 100%;
    animation: qmGuardModalIn 0.22s ease-out;
}

.qm-guard-popup__panel {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    border: 1px solid rgba(204, 224, 255, 0.95);
    background:
        linear-gradient(180deg, rgba(247, 251, 255, 0.98) 0%, rgba(255, 255, 255, 0.995) 38%, rgba(252, 254, 255, 0.995) 100%);
    box-shadow: var(--qm-guard-panel-shadow);
}

.qm-guard-popup__panel::before {
    content: "";
    position: absolute;
    inset: 0 0 auto;
    height: 148px;
    background:
        radial-gradient(circle at 50% 0, rgba(124, 191, 255, 0.18), rgba(124, 191, 255, 0.02) 42%, transparent 60%),
        repeating-radial-gradient(circle at 50% -18px, rgba(114, 164, 255, 0.1) 0 1px, transparent 1px 14px);
    opacity: 0.95;
    pointer-events: none;
}

.qm-guard-popup__panel::after {
    content: "";
    position: absolute;
    inset: auto 0 0;
    height: 60px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.98));
    pointer-events: none;
}

.qm-guard-popup__close {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 4;
    width: 34px;
    height: 34px;
    border: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.72);
    cursor: pointer;
    transition: background 0.18s ease, transform 0.18s ease, opacity 0.18s ease;
}

.qm-guard-popup__close span {
    position: absolute;
    top: 16px;
    left: 10px;
    width: 14px;
    height: 2px;
    border-radius: 999px;
    background: rgba(140, 159, 191, 0.9);
}

.qm-guard-popup__close span:first-child {
    transform: rotate(45deg);
}

.qm-guard-popup__close span:last-child {
    transform: rotate(-45deg);
}

.qm-guard-popup__close:hover {
    background: rgba(255, 255, 255, 0.94);
    transform: scale(1.04);
}

.qm-guard-popup__close:disabled {
    cursor: wait;
    opacity: 0.68;
}

.qm-guard-popup__visual {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px 12px 0;
}

.qm-guard-popup__icon {
    width: min(148px, 24vw);
    height: min(148px, 24vw);
    max-width: 100%;
    max-height: 100%;
    pointer-events: none;
}

.qm-guard-popup__icon-svg {
    display: block;
    width: 100%;
    height: 100%;
}

.qm-guard-popup__icon-gloss {
    fill: rgba(255, 255, 255, 0.2);
}

.qm-guard-popup__icon-bolt {
    filter: drop-shadow(0 3px 4px rgba(255, 188, 47, 0.18));
}

.qm-guard-popup__content {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0 20px 16px;
    text-align: center;
}

.qm-guard-popup__title {
    margin: 0;
    color: var(--qm-guard-text);
    font-size: clamp(18px, 1.8vw, 24px);
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.3;
}

.qm-guard-popup__body {
    width: min(100%, 480px);
    margin: 10px 0 0;
    color: rgba(63, 78, 108, 0.9);
    font-size: clamp(14px, 1.05vw, 15px);
    line-height: 1.7;
    white-space: pre-line;
}

.qm-guard-popup__meta {
    width: min(100%, 480px);
    margin: 6px 0 0;
    color: var(--qm-guard-muted);
    font-size: 12px;
    line-height: 1.65;
}

.qm-guard-popup__meta.is-hidden {
    display: none;
}

.qm-guard-popup__action {
    position: relative;
    z-index: 2;
    min-width: min(176px, 100%);
    margin-top: 14px;
    padding: 10px 18px;
    border: 0;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--qm-guard-teal), var(--qm-guard-teal-deep));
    box-shadow: 0 18px 36px rgba(22, 198, 208, 0.26);
    color: #fff;
    font-size: clamp(15px, 1.2vw, 17px);
    font-weight: 700;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease, opacity 0.18s ease;
}

.qm-guard-popup__action:hover {
    transform: translateY(-1px);
    box-shadow: 0 22px 40px rgba(22, 198, 208, 0.32);
}

.qm-guard-popup__action:disabled {
    cursor: wait;
    opacity: 0.82;
    transform: none;
}

.qm-guard-popup.is-busy .qm-guard-popup__panel {
    cursor: wait;
}

html.qm-guard-popup-open,
body.qm-guard-popup-open {
    overflow: hidden;
}

@keyframes qmGuardModalIn {
    from {
        opacity: 0;
        transform: translateY(10px) scale(0.985);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

html.dark .qm-guard-popup__backdrop {
    background: rgba(2, 8, 20, 0.42);
}

html.dark .qm-guard-popup__panel {
    border-color: rgba(77, 109, 165, 0.6);
    background:
        linear-gradient(180deg, rgba(14, 24, 44, 0.98) 0%, rgba(12, 21, 38, 0.995) 42%, rgba(10, 18, 32, 0.995) 100%);
    box-shadow: 0 28px 84px rgba(0, 0, 0, 0.42);
}

html.dark .qm-guard-popup__panel::before {
    background:
        radial-gradient(circle at 50% 0, rgba(96, 154, 255, 0.2), rgba(96, 154, 255, 0.04) 42%, transparent 60%),
        repeating-radial-gradient(circle at 50% -18px, rgba(96, 154, 255, 0.12) 0 1px, transparent 1px 14px);
}

html.dark .qm-guard-popup__panel::after {
    background: linear-gradient(180deg, rgba(12, 21, 38, 0), rgba(12, 21, 38, 0.98));
}

html.dark .qm-guard-popup__close {
    background: rgba(17, 28, 50, 0.78);
}

html.dark .qm-guard-popup__close span {
    background: rgba(208, 224, 255, 0.84);
}

html.dark .qm-guard-popup__title {
    color: #eef4ff;
}

html.dark .qm-guard-popup__body {
    color: rgba(216, 228, 248, 0.88);
}

html.dark .qm-guard-popup__meta {
    color: rgba(160, 184, 218, 0.82);
}

@media (max-width: 720px) {
    .qm-guard-popup {
        padding: 10px 8px;
    }

    .qm-guard-popup__dialog {
        width: min(100%, 360px);
    }

    .qm-guard-popup__panel {
        border-radius: 20px;
    }

    .qm-guard-popup__visual {
        padding: 14px 10px 0;
    }

    .qm-guard-popup__icon {
        width: min(136px, 46vw);
        height: min(136px, 46vw);
    }

    .qm-guard-popup__content {
        padding: 0 14px 14px;
    }

    .qm-guard-popup__body {
        margin-top: 10px;
        line-height: 1.68;
    }

    .qm-guard-popup__action {
        width: 100%;
        min-width: 0;
        margin-top: 14px;
        padding: 10px 16px;
        border-radius: 12px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .qm-guard-popup__dialog {
        animation: none;
    }
}