body.airlume-modal-open {
    overflow: hidden;
}

.airlume-alert-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1.5rem;
    animation: airlume-modal-fade 140ms ease-out;
}
.airlume-alert-modal[hidden] { display: none; }

.airlume-alert-modal-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    cursor: pointer;
}
[data-theme="dark"] .airlume-alert-modal-backdrop {
    background: rgba(2, 6, 23, 0.72);
}

@keyframes airlume-modal-fade {
    from { opacity: 0; }
    to   { opacity: 1; }
}

.airlume-alert-modal-dialog {
    position: relative;
    z-index: 1;
    width: min(640px, 100%);
    max-height: 85vh;
    display: flex;
    flex-direction: column;
    background: var(--surface-color, #fff);
    border: 1px solid var(--border-color, #e2e8f0);
    border-radius: 12px;
    box-shadow: 0 20px 45px rgba(15, 23, 42, 0.22);
    animation: airlume-modal-slide 180ms cubic-bezier(0.2, 0.8, 0.2, 1);
    overflow: hidden;
}

@keyframes airlume-modal-slide {
    from { opacity: 0; transform: translateY(8px) scale(0.99); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.airlume-alert-modal-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--border-color, #e2e8f0);
}

.airlume-alert-modal-header h2 {
    margin: 0;
    flex: 1 1 auto;
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--text-primary, #0f172a);
    min-width: 0;
}

.airlume-alert-modal-header .airlume-alert-sev-pill {
    flex: 0 0 auto;
}
.airlume-alert-modal-header .airlume-alert-sev-pill:empty {
    display: none;
}

.airlume-alert-modal-close {
    flex: 0 0 auto;
    width: 2rem;
    height: 2rem;
    padding: 0;
    border: none;
    background: transparent;
    color: var(--text-secondary, #64748b);
    font-size: 1.4rem;
    line-height: 1;
    cursor: pointer;
    border-radius: 6px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
.airlume-alert-modal-close:hover {
    background: var(--bg-subtle);
    color: var(--text-primary, #0f172a);
}

.airlume-alert-modal-body {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: 1rem 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    color: var(--text-primary, #1e293b);
    font-size: 0.92rem;
    line-height: 1.55;
}

.airlume-alert-modal-section h3 {
    margin: 0 0 0.4rem;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary, #64748b);
}

.airlume-alert-modal-reading {
    margin: 0;
    font-size: 1.15rem;
    color: var(--text-primary, #0f172a);
    font-variant-numeric: tabular-nums;
}
.airlume-alert-modal-reading strong {
    font-weight: 700;
}
.airlume-alert-modal-threshold {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.85rem;
    color: var(--text-secondary, #64748b);
}

.airlume-alert-modal-ack-line {
    margin: 0.35rem 0 0;
    font-size: 0.88rem;
    color: var(--text-secondary, #64748b);
}
.airlume-alert-modal-ack-line strong {
    color: var(--success-color, #16a34a);
    font-weight: 600;
}

.airlume-alert-modal-list {
    margin: 0;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
}
.airlume-alert-modal-list li { line-height: 1.5; }

.airlume-alert-modal-remediation h3:not(:first-child) {
    margin-top: 1rem;
}

.airlume-alert-modal-recurring {
    margin-top: 1rem;
    padding: 0.7rem 0.85rem;
    background: var(--bg-subtle);
    border-left: 3px solid var(--warning-color, #d97706);
    border-radius: 4px;
    font-size: 0.88rem;
    color: var(--text-secondary, #64748b);
}
.airlume-alert-modal-recurring strong {
    color: var(--text-primary, #0f172a);
    font-weight: 600;
}

.airlume-alert-modal-sensor dl {
    margin: 0;
    display: grid;
    grid-template-columns: 7rem 1fr;
    row-gap: 0.35rem;
    column-gap: 0.75rem;
    font-size: 0.88rem;
}
.airlume-alert-modal-sensor dt {
    color: var(--text-secondary, #64748b);
    font-weight: 500;
}
.airlume-alert-modal-sensor dd {
    margin: 0;
    color: var(--text-primary, #0f172a);
    word-break: break-all;
}
.airlume-alert-modal-sensor code {
    font-family: ui-monospace, "SF Mono", Menlo, monospace;
    font-size: 0.82rem;
    background: var(--bg-subtle);
    padding: 0.08rem 0.35rem;
    border-radius: 4px;
}

.airlume-alert-modal-loading,
.airlume-alert-modal-error {
    margin: 0;
    padding: 1.5rem 0;
    text-align: center;
    color: var(--text-secondary, #64748b);
}
.airlume-alert-modal-error { color: var(--danger-color, #dc2626); }

.airlume-alert-modal-footer {
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
    padding: 0.85rem 1.25rem;
    border-top: 1px solid var(--border-color, #e2e8f0);
    background: var(--bg-subtle);
}
.airlume-alert-modal-footer [hidden] { display: none; }

@media (max-width: 640px) {
    .airlume-alert-modal {
        padding: 0;
    }
    .airlume-alert-modal-dialog {
        width: 100%;
        max-height: 100vh;
        border-radius: 0;
        border: none;
    }
    .airlume-alert-modal-sensor dl {
        grid-template-columns: 1fr;
        row-gap: 0.15rem;
    }
    .airlume-alert-modal-sensor dt {
        margin-top: 0.35rem;
        font-size: 0.72rem;
        text-transform: uppercase;
        letter-spacing: 0.05em;
    }
}