html, body {
    font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

h1:focus {
    outline: none;
}

a, .btn-link {
    color: #0071c1;
}

.btn-primary {
    color: #fff;
    background-color: #1b6ec2;
    border-color: #1861ac;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
  box-shadow: 0 0 0 0.1rem white, 0 0 0 0.25rem #258cfb;
}

.content {
    padding-top: 1.1rem;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid red;
}

.validation-message {
    color: red;
}

#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,PHN2ZyB3aWR0aD0iNTYiIGhlaWdodD0iNDkiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgeG1sbnM6eGxpbms9Imh0dHA6Ly93d3cudzMub3JnLzE5OTkveGxpbmsiIG92ZXJmbG93PSJoaWRkZW4iPjxkZWZzPjxjbGlwUGF0aCBpZD0iY2xpcDAiPjxyZWN0IHg9IjIzNSIgeT0iNTEiIHdpZHRoPSI1NiIgaGVpZ2h0PSI0OSIvPjwvY2xpcFBhdGg+PC9kZWZzPjxnIGNsaXAtcGF0aD0idXJsKCNjbGlwMCkiIHRyYW5zZm9ybT0idHJhbnNsYXRlKC0yMzUgLTUxKSI+PHBhdGggZD0iTTI2My41MDYgNTFDMjY0LjcxNyA1MSAyNjUuODEzIDUxLjQ4MzcgMjY2LjYwNiA1Mi4yNjU4TDI2Ny4wNTIgNTIuNzk4NyAyNjcuNTM5IDUzLjYyODMgMjkwLjE4NSA5Mi4xODMxIDI5MC41NDUgOTIuNzk1IDI5MC42NTYgOTIuOTk2QzI5MC44NzcgOTMuNTEzIDI5MSA5NC4wODE1IDI5MSA5NC42NzgyIDI5MSA5Ny4wNjUxIDI4OS4wMzggOTkgMjg2LjYxNyA5OUwyNDAuMzgzIDk5QzIzNy45NjMgOTkgMjM2IDk3LjA2NTEgMjM2IDk0LjY3ODIgMjM2IDk0LjM3OTkgMjM2LjAzMSA5NC4wODg2IDIzNi4wODkgOTMuODA3MkwyMzYuMzM4IDkzLjAxNjIgMjM2Ljg1OCA5Mi4xMzE0IDI1OS40NzMgNTMuNjI5NCAyNTkuOTYxIDUyLjc5ODUgMjYwLjQwNyA1Mi4yNjU4QzI2MS4yIDUxLjQ4MzcgMjYyLjI5NiA1MSAyNjMuNTA2IDUxWk0yNjMuNTg2IDY2LjAxODNDMjYwLjczNyA2Ni4wMTgzIDI1OS4zMTMgNjcuMTI0NSAyNTkuMzEzIDY5LjMzNyAyNTkuMzEzIDY5LjYxMDIgMjU5LjMzMiA2OS44NjA4IDI1OS4zNzEgNzAuMDg4N0wyNjEuNzk1IDg0LjAxNjEgMjY1LjM4IDg0LjAxNjEgMjY3LjgyMSA2OS43NDc1QzI2Ny44NiA2OS43MzA5IDI2Ny44NzkgNjkuNTg3NyAyNjcuODc5IDY5LjMxNzkgMjY3Ljg3OSA2Ny4xMTgyIDI2Ni40NDggNjYuMDE4MyAyNjMuNTg2IDY2LjAxODNaTTI2My41NzYgODYuMDU0N0MyNjEuMDQ5IDg2LjA1NDcgMjU5Ljc4NiA4Ny4zMDA1IDI1OS43ODYgODkuNzkyMSAyNTkuNzg2IDkyLjI4MzcgMjYxLjA0OSA5My41Mjk1IDI2My41NzYgOTMuNTI5NSAyNjYuMTE2IDkzLjUyOTUgMjY3LjM4NyA5Mi4yODM3IDI2Ny4zODcgODkuNzkyMSAyNjcuMzg3IDg3LjMwMDUgMjY2LjExNiA4Ni4wNTQ3IDI2My41NzYgODYuMDU0N1oiIGZpbGw9IiNGRkU1MDAiIGZpbGwtcnVsZT0iZXZlbm9kZCIvPjwvZz48L3N2Zz4=) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

    .blazor-error-boundary::after {
        content: "An error has occurred."
    }

.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, "Loading");
    }

code {
    color: #c02d76;
}

.form-floating > .form-control-plaintext::placeholder, .form-floating > .form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating > .form-control-plaintext:focus::placeholder, .form-floating > .form-control:focus::placeholder {
    text-align: start;
}

/* ===== MudBlazor: корневой макет ===== */
.cs-appbar {
    background-color: #1A2A4A !important;
    color: #ffffff !important;
}

.cs-brand .mud-typography {
    color: inherit;
}

/* ===== Markdown-редактор ===== */
.cs-md-editor .cs-md-toolbar {
    border: 1px solid var(--mud-palette-lines-default, #e0e0e0);
    border-bottom: none;
    border-radius: 4px 4px 0 0;
    gap: 4px;
}

.cs-md-editor .cs-md-input .mud-input-outlined-border {
    border-radius: 0 0 4px 4px;
}

.cs-md-editor .cs-md-preview {
    border: 1px solid var(--mud-palette-lines-default, #e0e0e0);
    border-radius: 0 0 4px 4px;
    padding: 12px;
    min-height: 200px;
}

/* Split-view WYSIWYG: редактор слева, превью справа */
.cs-md-editor .cs-md-split {
    gap: 8px;
    align-items: stretch;
}

.cs-md-editor .cs-md-split-left {
    flex: 1 1 50%;
    min-width: 0;
}

.cs-md-editor .cs-md-split-right {
    flex: 1 1 50%;
    min-width: 0;
    border: 1px solid var(--mud-palette-lines-default, #e0e0e0);
    border-radius: 4px;
    overflow: auto;
    max-height: 360px;
}

/* Настоящий WYSIWYG: contenteditable-поле */
.cs-md-editor .cs-md-wysiwyg {
    border: 1px solid var(--mud-palette-lines-default, #e0e0e0);
    border-radius: 0 0 4px 4px;
    padding: 12px;
    min-height: 240px;
    max-height: 480px;
    overflow: auto;
    outline: none;
    background-color: var(--mud-palette-surface, #fff);
    cursor: text;
}

.cs-md-editor .cs-md-wysiwyg:focus {
    border-color: var(--mud-palette-primary, #1A2A4A);
}

.cs-md-editor .cs-md-wysiwyg:empty::before {
    content: attr(data-placeholder);
    color: var(--mud-palette-text-disabled, #9e9e9e);
    pointer-events: none;
}

/* ===== Drag-and-drop структуры манифеста ===== */
.cs-structure-node {
    border: 1px dashed var(--mud-palette-lines-default, #bdbdbd);
    border-radius: 4px;
    padding: 8px 12px;
    margin-bottom: 4px;
    cursor: grab;
    background-color: var(--mud-palette-surface, #fff);
}

.cs-structure-node:active {
    cursor: grabbing;
}

.cs-structure-zone {
    min-height: 48px;
    border: 1px dashed transparent;
    border-radius: 4px;
    padding: 4px;
}

.cs-structure-zone.mud-drop-zone--dragging {
    border-color: var(--mud-palette-primary, #1A2A4A);
    background-color: var(--mud-palette-primary-hover, rgba(26, 42, 74, 0.08));
}

/* ===== Rich-стили контента (markdown-body): WYSIWYG-поле и превью ===== */
.markdown-body {
    line-height: 1.6;
    color: var(--mud-palette-text-primary, #1f2937);
}

.markdown-body h1 {
    font-size: 1.9rem;
    font-weight: 600;
    margin: 1.1em 0 0.5em;
    line-height: 1.25;
}

.markdown-body h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 1em 0 0.5em;
    line-height: 1.3;
}

.markdown-body h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 1em 0 0.4em;
}

.markdown-body h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin: 1em 0 0.4em;
}

.markdown-body p {
    margin: 0 0 0.75em;
}

.markdown-body ul,
.markdown-body ol {
    margin: 0 0 0.75em;
    padding-left: 1.6em;
}

.markdown-body li {
    margin: 0.15em 0;
}

.markdown-body blockquote {
    margin: 0 0 0.75em;
    padding: 0.1em 1em;
    border-left: 3px solid var(--mud-palette-lines-default, #ccc);
    color: var(--mud-palette-text-secondary, #555);
}

.markdown-body pre {
    background: var(--mud-palette-background-grey, #f5f5f5);
    border-radius: 4px;
    padding: 0.6em 0.9em;
    overflow: auto;
    margin: 0 0 0.75em;
}

.markdown-body code {
    font-family: 'Cascadia Code', Consolas, 'Courier New', monospace;
    font-size: 0.9em;
}

.markdown-body p code,
.markdown-body li code {
    background: var(--mud-palette-background-grey, #f5f5f5);
    padding: 0.1em 0.35em;
    border-radius: 3px;
}

.markdown-body a {
    color: var(--mud-palette-primary, #1A2A4A);
    text-decoration: underline;
}

.markdown-body img {
    max-width: 100%;
    border-radius: 4px;
}