#blazor-error-ui {
    background: lightyellow;
    bottom: 0;
    box-shadow: 0 -1px 2px rgba(0, 0, 0, 0.2);
    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;
}

:root {
    --mich-blue: #1B4F8A;
    --mich-blue-dark: #123A66;
    --mich-red: #C8102E;
    --mich-danger: #C42B1C;
    --mich-danger-soft: #B3564F;
    --mich-surface: #F5F7FA;
}

* {
    box-sizing: border-box;
}

html, body {
    margin: 0;
    padding: 0;
    height: 100%;
    font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    background: var(--mich-surface);
    overflow-x: hidden;
}

/* ---------- Scrollbars ---------- */

* {
    scrollbar-width: thin;
    scrollbar-color: rgba(0, 0, 0, 0.25) transparent;
}

*::-webkit-scrollbar {
    width: 9px;
    height: 9px;
}

*::-webkit-scrollbar-track {
    background: transparent;
}

*::-webkit-scrollbar-thumb {
    background-color: rgba(0, 0, 0, 0.22);
    border-radius: 8px;
    border: 2px solid transparent;
    background-clip: padding-box;
}

*::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.38);
}

/* ---------- Login (DESIGN.md 7) ---------- */

.mich-login-topbar {
    height: 3px;
    background: var(--mich-red);
}

.mich-login-page {
    min-height: calc(100vh - 3px);
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    padding: 24px;
}

.mich-login-card {
    width: 100%;
    max-width: 400px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.12);
    padding: 40px 32px 24px;
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

.mich-login-logo {
    width: 150px;
    margin: 0 auto 24px;
    display: block;
}

.mich-login-divider {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 24px;
}

.mich-login-divider span {
    flex: 1 1 auto;
    height: 1px;
    background: #e0e0e0;
}

.mich-login-divider em {
    font-style: normal;
    font-weight: 600;
    font-size: 12px;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: #8a8a8a;
    white-space: nowrap;
}

/* ---------- Campos de formulario y validación (regla general, DESIGN.md §7) ---------- */

.mich-form-field {
    margin-bottom: 16px;
}

.mich-input-row {
    display: flex;
    align-items: stretch;
}

.mich-input-icon {
    flex: 0 0 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--mich-surface);
    border: 1px solid #d6d4d4;
    border-right: none;
    border-radius: 4px 0 0 4px;
    transition: border-color 0.15s ease-out;
}

.mich-input-row .mich-login-input {
    flex: 1 1 auto;
    height: 44px;
    border: 1px solid #d6d4d4;
    border-radius: 0 4px 4px 0;
    padding: 0 12px;
    font-family: inherit;
    font-size: 14px;
    color: #333;
    outline: none;
    transition: border-color 0.15s ease-out;
}

.mich-input-row .mich-login-input:focus {
    border-color: var(--mich-blue);
}

/* Campo inválido: el borde se marca en --mich-danger, nunca --mich-red institucional. */
.mich-input-row--invalid .mich-input-icon,
.mich-input-row--invalid .mich-login-input {
    border-color: var(--mich-danger);
}

.mich-input-row--invalid .mich-login-input:focus {
    border-color: var(--mich-danger);
}

/* Mensaje de validación bajo el campo: solo texto en cursiva, --mich-danger-soft (tono más
   suave que --mich-danger — a diferencia del borde/banner de error, que sí usan el rojo
   intenso, este es texto de lectura frecuente y no necesita gritar), sin ícono. Reutilizable
   en cualquier formulario del proyecto (ver DESIGN.md §7). */
.mich-field-error {
    display: block;
    margin: 6px 0 0;
    font-size: 12px;
    font-style: italic;
    line-height: 1.3;
    color: var(--mich-danger-soft);
    animation: mich-field-error-in 0.15s ease-out;
}

/* Sin esto, el atributo `hidden` (estilo de user-agent) pierde contra el `display: flex` de
   arriba (estilo de autor, misma especificidad) y el mensaje queda visible siempre, incluso
   antes de validar. Mismo bug ya visto con .mich-static-busy-overlay (ver DESIGN.md §7). */
.mich-field-error[hidden] {
    display: none;
}

@keyframes mich-field-error-in {
    from {
        opacity: 0;
        transform: translateY(-3px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Banner de error general de pantalla (ej. credenciales inválidas): mismo color semántico,
   ícono + texto, nunca solo color (DESIGN.md §9). */
.mich-login-error {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 16px;
    padding: 10px 12px;
    border-radius: 4px;
    background: #fdecea;
    color: var(--mich-danger);
    font-size: 13px;
    animation: mich-field-error-in 0.15s ease-out;
}

.mich-login-error .mich-field-error-icon {
    flex: 0 0 16px;
    width: 16px;
    height: 16px;
}

.mich-login-submit.e-btn {
    height: 44px;
    font-size: 16px;
    margin-top: 8px;
    width: 100%;
}

.mich-login-footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    margin-top: 28px;
    font-size: 11px;
    color: #999;
    text-align: center;
}

.mich-login-footer a {
    color: #999;
    text-decoration: none;
}

.mich-login-footer a:hover {
    color: var(--mich-blue);
    text-decoration: underline;
}

/* Overlay de carga a pantalla completa para páginas SSR ESTÁTICAS (StaticSubmitOverlay.razor +
   wwwroot/js/static-busy-overlay.js): única excepción a "nunca pantalla completa" de DESIGN.md
   §8.3, hoy solo el login. Prefijo "static" a propósito — no confundir con .mich-busy-overlay
   de BusyOverlay.razor (páginas/componentes interactivos, más abajo en este archivo), que es
   un mecanismo distinto (reactivo vía C#, no vía JS) y NO debe compartir nombre de clase. */
.mich-static-busy-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 16px;
    background: rgba(255, 255, 255, 0.85);
}

.mich-static-busy-overlay--visible {
    display: flex;
}

.mich-static-busy-spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--mich-surface);
    border-top-color: var(--mich-blue);
    border-radius: 50%;
    animation: mich-static-spin 0.8s linear infinite;
}

.mich-static-busy-label {
    font-size: 14px;
    color: #555;
}

@keyframes mich-static-spin {
    to {
        transform: rotate(360deg);
    }
}

/* ---------- Layout principal (DESIGN.md 3) ---------- */

.mich-shell {
    height: 100vh;
    display: flex;
    flex-direction: column;
}

.mich-header {
    height: 56px;
    flex: 0 0 56px;
    background: #fff;
    color: #333;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    border-bottom: 2px solid var(--mich-red);
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.06);
}

.mich-header .mich-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 600;
    color: var(--mich-blue);
}

.mich-brand-mark {
    height: 36px;
    width: auto;
}

.mich-header .mich-user {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: #444;
}

.mich-avatar {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--mich-blue);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    flex: 0 0 28px;
}

.mich-user form {
    display: inline-flex;
    margin: 0;
}

.mich-logout-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: none;
    background: transparent;
    color: #666;
    font: inherit;
    cursor: pointer;
    padding: 6px 4px;
}

.mich-logout-btn:hover {
    color: var(--mich-blue);
}

.mich-logout-btn.e-btn:hover {
    color: var(--mich-red);
}

.mich-body {
    flex: 1 1 auto;
    display: flex;
    min-height: 0;
}

.mich-sidebar {
    width: 240px;
    flex: 0 0 240px;
    background: #FBFCFD;
    color: #3a3f47;
    overflow-y: auto;
    border-right: 1px solid #edeff1;
}

.mich-sidebar ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

.mich-sidebar .mich-module {
    padding: 12px 16px;
    cursor: not-allowed;
    opacity: 0.5;
    display: flex;
    align-items: center;
    gap: 10px;
    border-bottom: 1px solid #f1f2f4;
}

.mich-sidebar .mich-module span {
    flex: 1 1 auto;
}

.mich-module-icon {
    flex: 0 0 auto;
    width: 20px;
    height: 20px;
    object-fit: contain;
}

.mich-lock-icon {
    flex: 0 0 auto;
    opacity: 0.55;
    color: #8a8f98;
}

.mich-sidebar .mich-module.mich-expandable {
    cursor: pointer;
    opacity: 1;
    color: var(--mich-blue);
    font-weight: 600;
    background: #EDF2F9;
}

.mich-chevron {
    flex: 0 0 auto;
    transition: transform 0.15s ease;
}

.mich-chevron.mich-chevron-open {
    transform: rotate(90deg);
}

.mich-sidebar .mich-submenu {
    background: #F4F5F7;
}

.mich-sidebar .mich-submenu-item {
    padding: 10px 16px 10px 32px;
    cursor: not-allowed;
    opacity: 0.45;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    color: #3a3f47;
}

.mich-sidebar .mich-submenu-item.mich-enabled {
    cursor: pointer;
    opacity: 1;
    color: var(--mich-blue);
    font-weight: 600;
}

.mich-sidebar .mich-submenu-item.mich-enabled:hover {
    background: #E3EAF4;
}

.mich-workarea {
    flex: 1 1 auto;
    min-width: 0;
    display: flex;
    flex-direction: column;
    background: var(--mich-surface);
}

/* ---------- Pestañas (DESIGN.md 3.1) ---------- */

.mich-tabstrip {
    display: flex;
    background: #fff;
    border-bottom: 1px solid #ddd;
    flex: 0 0 auto;
}

.mich-tab {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    cursor: pointer;
    border-right: 1px solid #eee;
    font-size: 14px;
    color: #333;
}

.mich-tab.mich-active {
    color: var(--mich-blue);
    font-weight: 600;
    border-bottom: 2px solid var(--mich-blue);
}

.mich-tab .mich-tab-close {
    color: #888;
    font-size: 12px;
    line-height: 1;
}

.mich-tab .mich-tab-close:hover {
    color: var(--mich-red);
}

.mich-tabcontent {
    flex: 1 1 auto;
    min-height: 0;
    overflow: auto;
    padding: 24px;
    background: #fff;
}

.mich-empty-workarea {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #aab2bd;
    font-size: 14px;
}

/* Estado neutro RN-10: usuario autenticado sin ningún permiso de pantalla. Ocupa todo
   .mich-body (no hay sidebar que mostrar) — nunca error, nunca cáscara en blanco. */
.mich-no-modules {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: #aab2bd;
    font-size: 14px;
    text-align: center;
    padding: 24px;
}

.mich-toast-preview {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px dashed #d8dce2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
}

.mich-toast-preview-label {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #b7bec7;
}

.mich-toast-preview-actions {
    display: flex;
    gap: 10px;
}

.mich-toast-preview-actions .e-btn {
    font-size: 12px;
    padding: 6px 14px;
}

.mich-toast-preview-actions .e-success {
    background: #E8F5EC;
    color: #107C10;
    border-color: transparent;
}

.mich-toast-preview-actions .e-warning {
    background: #FFF4CE;
    color: #9D5D00;
    border-color: transparent;
}

.mich-toast-preview-actions .e-danger {
    background: #FDE7E9;
    color: #C42B1C;
    border-color: transparent;
}

.mich-busy-preview-box {
    width: 260px;
    margin-bottom: 4px;
}

.mich-busy-preview-content {
    height: 64px;
    border: 1px dashed #d8dce2;
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #aab2bd;
    font-size: 12px;
}

/* ---------- Confirmaciones (DESIGN.md 8) ---------- */

.mich-dialog.e-dialog .e-dlg-header-content {
    border-bottom: 1px solid #eef0f2;
    padding-bottom: 12px;
    margin-bottom: 14px;
}

.mich-dialog.e-dialog .e-dlg-header {
    color: var(--mich-blue);
    font-weight: 600;
    font-size: 16px;
}

.mich-dialog-danger.e-dialog .e-dlg-header {
    color: #C42B1C;
}

.mich-dialog-body {
    font-size: 13px;
    color: #444;
    line-height: 1.5;
}

.mich-info-content {
    flex: 1 1 auto;
    min-width: 0;
}

.mich-info-subject {
    margin: 4px 0 12px 0;
    color: #262a30;
}

.mich-info-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}

.mich-info-table th {
    text-align: left;
    color: #888;
    font-weight: 600;
    padding: 6px 8px;
    border-bottom: 1px solid #e6e8eb;
}

.mich-info-table td {
    padding: 6px 8px;
    border-bottom: 1px solid #f1f2f4;
    color: #444;
}


/* ---------- Notificaciones (DESIGN.md 8) ---------- */

.mich-toast.e-toast {
    border-radius: 6px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
    border-left: 4px solid transparent;
    min-width: 320px;
}

.mich-toast-body {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 2px 2px;
}

.mich-toast-icon {
    flex: 0 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    color: #fff;
    font-size: 13px;
    font-weight: 700;
    line-height: 1;
}

.mich-toast-text {
    flex: 1 1 auto;
    min-width: 0;
}

.mich-toast-title {
    font-weight: 600;
    font-size: 14px;
    color: #262a30;
    margin-bottom: 2px;
}

.mich-toast-message {
    font-size: 13px;
    color: #555b64;
    line-height: 1.4;
}

.mich-toast-success.e-toast {
    border-left-color: #107C10;
}

.mich-toast-success .mich-toast-icon {
    background: #107C10;
}

.mich-toast-warning.e-toast {
    border-left-color: #9D5D00;
}

.mich-toast-warning .mich-toast-icon {
    background: #9D5D00;
}

.mich-toast-error.e-toast {
    border-left-color: #C42B1C;
}

.mich-toast-error .mich-toast-icon {
    background: #C42B1C;
}

/* ---------- Dictar Clase ---------- */

.mich-screen-title {
    font-size: 18px;
    color: var(--mich-blue);
    margin: 0 0 16px 0;
}

.mich-screen-subtitle {
    font-size: 12px;
    color: #777;
    margin: -8px 0 24px 0;
}

/* ---------- Carga (DESIGN.md 8) ---------- */

.mich-busy-wrap {
    position: relative;
}

.mich-busy-overlay {
    position: absolute;
    inset: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.72);
    border-radius: inherit;
}

.mich-busy-overlay .e-spinner-label {
    color: var(--mich-blue);
    font-weight: 600;
}

.mich-busy-fullscreen {
    position: fixed;
    background: rgba(255, 255, 255, 0.85);
    z-index: 2000;
}

.mich-form-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 320px));
    gap: 8px 32px;
}

.mich-field-inline {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 22px;
}

.mich-switch-label {
    font-size: 13px;
    color: #444;
}

.mich-radio-row {
    display: flex;
    gap: 24px;
    padding-top: 6px;
}

.mich-filters {
    display: flex;
    gap: 16px;
    align-items: flex-end;
    margin-bottom: 24px;
}

.mich-filters .mich-field {
    width: 220px;
}

.mich-field label {
    display: block;
    font-size: 12px;
    color: #333;
    margin-bottom: 4px;
}

.mich-grid-wrap {
    height: 480px;
}

.mich-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
}

h1:focus {
    outline: none;
}


.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.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: "An error has occurred."
    }

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}