#blazor-error-ui {
    color-scheme: light only;
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
}

    #blazor-error-ui .dismiss {
        cursor: pointer;
        position: absolute;
        right: 0.75rem;
        top: 0.5rem;
    }

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "Došlo k chybě."
    }

.loading-progress {
    position: absolute;
    display: block;
    width: 8rem;
    height: 8rem;
    inset: 20vh 0 auto 0;
    margin: 0 auto 0 auto;
}

    .loading-progress circle {
        fill: none;
        stroke: #e0e0e0;
        stroke-width: 0.6rem;
        transform-origin: 50% 50%;
        transform: rotate(-90deg);
    }

        .loading-progress circle:last-child {
            stroke: #1b6ec2;
            stroke-dasharray: calc(3.141 * var(--blazor-load-percentage, 0%) * 0.8), 500%;
            transition: stroke-dasharray 0.05s ease-in-out;
        }

.loading-progress-text {
    position: absolute;
    text-align: center;
    font-weight: bold;
    inset: calc(20vh + 3.25rem) 0 auto 0.2rem;
}

    .loading-progress-text:after {
        content: var(--blazor-load-percentage-text, "Načítání");
    }


/* ---- StoreDatovka ---- */
html, body { margin: 0; }
body { background: var(--mud-palette-background); }
.fw-bold { font-weight: 600; }
.app-title { cursor: pointer; white-space: nowrap; }

.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 16px; box-sizing: border-box; }
.login-card { width: 100%; max-width: 400px; }

/* sidebar */
.sidebar { padding: 8px 0; }
.sidebar-group { padding: 8px 12px; }
.sidebar-box-header { display: flex; align-items: center; gap: 8px; font-weight: 600; min-height: 32px; }
.sidebar-box-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-box-name { font-size: 0.75rem; color: var(--mud-palette-text-secondary); margin: 0 0 4px 18px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.sidebar-nav-item { display: flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 6px; cursor: pointer; user-select: none; }
.sidebar-nav-item:hover { background: var(--mud-palette-action-default-hover); }
.sidebar-nav-item.active { background: var(--mud-palette-primary-hover); color: var(--mud-palette-primary); font-weight: 600; }
.sidebar-nav-item:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: -2px; }
.sidebar-box-meta { font-size: 0.75rem; color: var(--mud-palette-text-secondary); margin: 6px 0 4px 10px; }
.sidebar-alert { font-size: 0.75rem; }
.sidebar-box-actions { display: flex; gap: 6px; flex-wrap: wrap; margin-left: 10px; margin-top: 4px; }
.status-dot { width: 10px; height: 10px; border-radius: 50%; flex: 0 0 10px; background: var(--mud-palette-lines-inputs); }
.status-dot.connected { background: var(--mud-palette-success); }

/* panes */
.mail-panes { display: flex; height: calc(100vh - var(--mud-appbar-height)); overflow: hidden; }
.list-pane { width: 42%; min-width: 360px; max-width: 560px; display: flex; flex-direction: column; border-right: 1px solid var(--mud-palette-lines-default); }
.detail-pane { flex: 1; overflow: auto; min-width: 0; }
.list-toolbar { padding: 12px 12px 8px; border-bottom: 1px solid var(--mud-palette-lines-default); }
.list-title { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.list-scroll { flex: 1; overflow-y: auto; }
.filter-chips { display: flex; flex-wrap: wrap; gap: 0; margin-top: 6px; }
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; }
/* Obalové divy: MudBlazor by Class předal i vnitřním prvkům pole (flex-basis by se pak uplatnil jako výška). */
.filter-category { flex: 1 1 160px; min-width: 0; }
.filter-range { flex: 2 1 220px; min-width: 0; }

.msg-row { padding: 8px 12px; border-bottom: 1px solid var(--mud-palette-lines-default); cursor: pointer; border-left: 3px solid transparent; }
.msg-row:hover { background: var(--mud-palette-action-default-hover); }
.msg-row.selected { background: var(--mud-palette-primary-hover); border-left-color: var(--mud-palette-primary); }
.msg-row:focus-visible { outline: 2px solid var(--mud-palette-primary); outline-offset: -2px; }
.msg-row.unread .msg-counterparty, .msg-row.unread .msg-annotation { font-weight: 700; }
.msg-row.unread { border-left-color: var(--mud-palette-primary); }
.msg-line { display: flex; align-items: baseline; gap: 8px; min-width: 0; }
.msg-counterparty { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.msg-date { font-size: 0.8rem; color: var(--mud-palette-text-secondary); white-space: nowrap; }
.msg-annotation { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: 0.875rem; color: var(--mud-palette-text-secondary); }
.msg-row.unread .msg-annotation { color: var(--mud-palette-text-primary); }
.msg-flags { display: inline-flex; gap: 2px; }
.msg-chips { display: flex; flex-wrap: wrap; margin-top: 4px; }

/* detail */
.detail { padding: 12px 20px 24px; }
.detail-header { display: flex; align-items: flex-start; gap: 8px; }
.detail-title { flex: 1; word-break: break-word; padding-top: 6px; }
.detail-chips { display: flex; flex-wrap: wrap; margin: 4px 0 8px; }
.detail-empty { height: 100%; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 8px; color: var(--mud-palette-text-secondary); }
.envelope { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; margin: 8px 0; font-size: 0.875rem; }
.envelope dt { color: var(--mud-palette-text-secondary); }
.envelope dd { margin: 0; word-break: break-word; }
.envelope-id { color: var(--mud-palette-text-secondary); margin-left: 6px; }
.envelope-address { color: var(--mud-palette-text-secondary); font-size: 0.8rem; }
.attachments { border: 1px solid var(--mud-palette-lines-default); border-radius: 6px; }
.attachment-row { display: flex; color: inherit; text-decoration: none; cursor: pointer; align-items: center; gap: 8px; padding: 4px 8px; border-bottom: 1px solid var(--mud-palette-lines-default); }
.attachment-row:last-child { border-bottom: none; }
.attachment-row:hover { background: var(--mud-palette-action-default-hover); }
.attachment-name { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.attachment-size { font-size: 0.75rem; color: var(--mud-palette-text-secondary); white-space: nowrap; }

/* admin */
.admin-page { max-width: 1100px; }
.admin-form { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.admin-form > * { flex: 1 1 220px; }
.admin-form > button { flex: 0 0 auto; }

/* responsivita */
.narrow-only-flex { display: none !important; }
@media (max-width: 959.98px) {
    .narrow-only-flex { display: inline-flex !important; }
    .hide-narrow { display: none !important; }
    .list-pane { width: 100%; max-width: none; min-width: 0; border-right: none; }
    .detail-pane { display: none; }
    .mail-panes.has-selection .list-pane { display: none; }
    .mail-panes.has-selection .detail-pane { display: block; }
    .detail { padding: 8px 12px 24px; }
    .envelope { grid-template-columns: 1fr; gap: 0; }
    .envelope dd { margin-bottom: 6px; }
}