/* ========================================================================== 
   EWER 2.0 CMS — CENTERED SYSTEM MESSAGES v1.0.74

   Visual and accessibility scope only:
   - professional centre-screen messages for errors, warnings and success;
   - fixed viewport positioning, independent of scroll position;
   - existing application, API, database and workflow logic unchanged.
   ========================================================================== */

:root {
    --ewer-message-overlay: rgba(15, 23, 42, 0.34);
    --ewer-message-panel: rgba(255, 255, 255, 0.98);
    --ewer-message-border: rgba(30, 64, 175, 0.14);
    --ewer-message-text: #172033;
    --ewer-message-muted: #667085;
    --ewer-message-primary: #3157e8;
    --ewer-message-error: #c6283d;
    --ewer-message-error-soft: #fff1f3;
    --ewer-message-warning: #b45309;
    --ewer-message-warning-soft: #fff7e6;
    --ewer-message-success: #087f5b;
    --ewer-message-success-soft: #eafaf4;
    --ewer-message-info: #2457d6;
    --ewer-message-info-soft: #eef4ff;
}

/* Retire the old top-of-page notification tray. The JavaScript bridge below
   still observes it and moves every message to the centred popup. */
#alertContainer {
    position: fixed !important;
    inset: auto !important;
    width: 0 !important;
    height: 0 !important;
    overflow: hidden !important;
    pointer-events: none !important;
    opacity: 0 !important;
    z-index: -1 !important;
}

/* Known transient feedback blocks now report through the central system dialog. */
#outgoingTestResult,
#incomingTestResult,
#loginError,
#registerError,
#registerSuccess,
#verify2faError,
#fpFeedback {
    display: none !important;
}

.ewer-center-message-layer {
    position: fixed;
    inset: 0;
    z-index: 2147483000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: clamp(18px, 4vw, 44px);
    background: var(--ewer-message-overlay);
    -webkit-backdrop-filter: blur(3px);
    backdrop-filter: blur(3px);
    overscroll-behavior: contain;
}

.ewer-center-message-layer.is-hidden {
    display: none !important;
}

.ewer-center-message-panel {
    position: relative;
    width: min(520px, 100%);
    max-height: min(78vh, 680px);
    overflow: auto;
    border: 1px solid var(--ewer-message-border);
    border-radius: 22px;
    background: var(--ewer-message-panel);
    color: var(--ewer-message-text);
    box-shadow:
        0 34px 80px rgba(15, 23, 42, 0.28),
        0 10px 28px rgba(49, 87, 232, 0.13);
    transform-origin: center;
    animation: ewerMessageEnter 180ms cubic-bezier(.2,.8,.2,1) both;
}

.ewer-center-message-accent {
    height: 5px;
    border-radius: 22px 22px 0 0;
    background: var(--ewer-message-primary);
}

.ewer-center-message-body {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr);
    gap: 18px;
    padding: 26px 28px 20px;
}

.ewer-center-message-icon {
    width: 58px;
    height: 58px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    font-size: 1.5rem;
    background: var(--ewer-message-info-soft);
    color: var(--ewer-message-info);
    box-shadow: inset 0 0 0 1px currentColor;
}

.ewer-center-message-copy {
    min-width: 0;
}

.ewer-center-message-title {
    margin: 2px 0 7px;
    color: var(--ewer-message-text);
    font-size: clamp(1.08rem, 2.4vw, 1.28rem);
    font-weight: 800;
    line-height: 1.25;
}

.ewer-center-message-text {
    margin: 0;
    color: var(--ewer-message-muted);
    font-size: 0.96rem;
    line-height: 1.62;
    overflow-wrap: anywhere;
    white-space: pre-line;
}

.ewer-center-message-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 38px;
    height: 38px;
    display: grid;
    place-items: center;
    border: 1px solid rgba(15, 23, 42, 0.10);
    border-radius: 50%;
    background: rgba(248, 250, 252, 0.94);
    color: #475467;
    cursor: pointer;
    transition: transform 150ms ease, background-color 150ms ease;
}

.ewer-center-message-close:hover,
.ewer-center-message-close:focus-visible {
    background: #eef2ff;
    transform: scale(1.04);
    outline: 3px solid rgba(49, 87, 232, 0.18);
}

.ewer-center-message-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 0 28px 24px;
}

.ewer-center-message-acknowledge {
    min-width: 112px;
    min-height: 44px;
    padding: 10px 22px;
    border: 0;
    border-radius: 12px;
    background: linear-gradient(135deg, #3157e8, #4d3de3);
    color: #fff;
    font: inherit;
    font-weight: 750;
    cursor: pointer;
    box-shadow: 0 8px 20px rgba(49, 87, 232, 0.24);
}

.ewer-center-message-acknowledge:hover,
.ewer-center-message-acknowledge:focus-visible {
    filter: brightness(1.04);
    outline: 3px solid rgba(49, 87, 232, 0.22);
}

.ewer-center-message-panel.is-error .ewer-center-message-accent {
    background: var(--ewer-message-error);
}
.ewer-center-message-panel.is-error .ewer-center-message-icon {
    color: var(--ewer-message-error);
    background: var(--ewer-message-error-soft);
}

.ewer-center-message-panel.is-warning .ewer-center-message-accent {
    background: var(--ewer-message-warning);
}
.ewer-center-message-panel.is-warning .ewer-center-message-icon {
    color: var(--ewer-message-warning);
    background: var(--ewer-message-warning-soft);
}

.ewer-center-message-panel.is-success .ewer-center-message-accent {
    background: var(--ewer-message-success);
}
.ewer-center-message-panel.is-success .ewer-center-message-icon {
    color: var(--ewer-message-success);
    background: var(--ewer-message-success-soft);
}

.ewer-center-message-panel.is-info .ewer-center-message-accent {
    background: var(--ewer-message-info);
}
.ewer-center-message-panel.is-info .ewer-center-message-icon {
    color: var(--ewer-message-info);
    background: var(--ewer-message-info-soft);
}

body.ewer-center-message-open {
    overflow: hidden !important;
}

html.dark .ewer-center-message-panel,
body.dark-mode .ewer-center-message-panel {
    --ewer-message-panel: rgba(16, 26, 44, 0.98);
    --ewer-message-text: #f7f9ff;
    --ewer-message-muted: #cbd5e1;
    --ewer-message-border: rgba(147, 171, 255, 0.22);
}

html.dark .ewer-center-message-close,
body.dark-mode .ewer-center-message-close {
    background: rgba(31, 44, 68, 0.96);
    color: #e5e7eb;
}

@keyframes ewerMessageEnter {
    from { opacity: 0; transform: translateY(14px) scale(.97); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

@media (max-width: 520px) {
    .ewer-center-message-layer {
        padding: 16px;
    }
    .ewer-center-message-body {
        grid-template-columns: 48px minmax(0, 1fr);
        gap: 14px;
        padding: 24px 20px 18px;
    }
    .ewer-center-message-icon {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }
    .ewer-center-message-actions {
        padding: 0 20px 20px;
    }
    .ewer-center-message-acknowledge {
        width: 100%;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ewer-center-message-panel {
        animation: none !important;
    }
}