body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f4f6f8;
    color: #1f2933;
    overflow-x: hidden;
}

.login-page {
    min-height: 100vh;
    background: #f4f6f8;
}

.login-shell {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: 32px;
}

.login-card {
    width: min(440px, 100%);
    display: grid;
    gap: 16px;
    padding: 28px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 8px;
}

.login-logo {
    width: min(240px, 74%);
    height: auto;
    justify-self: center;
}

.login-heading {
    display: grid;
    gap: 6px;
    text-align: center;
}

.login-heading h1 {
    margin: 0;
    font-size: 28px;
    line-height: 1.15;
}

.login-form {
    max-width: none;
}

.campo-password {
    position: relative;
    display: block;
}

.campo-password-separado {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 38px;
    gap: 8px;
}

.campo-password input {
    padding-right: 12px;
}

.boton-ver-password {
    position: static;
    display: grid;
    place-items: center;
    width: 38px;
    height: 100%;
    min-width: 0;
    padding: 0;
    border: 1px solid #d8dee6;
    border-radius: 4px;
    background: #ffffff;
    color: #0f5c8c;
}

.boton-ver-password:hover {
    background: #f4f6f8;
}

.icono-ojo {
    position: relative;
    width: 18px;
    height: 12px;
    border: 2px solid currentColor;
    border-radius: 50% / 60%;
}

.icono-ojo::before {
    content: "";
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: currentColor;
    transform: translate(-50%, -50%);
}

.password-visible .icono-ojo::after {
    content: "";
    position: absolute;
    top: -5px;
    left: 7px;
    width: 2px;
    height: 22px;
    border-radius: 2px;
    background: currentColor;
    transform: rotate(45deg);
}

.preview-xml {
    display: grid;
    gap: 12px;
    margin-top: 16px;
    padding-top: 16px;
    border-top: 1px solid #d8dee6;
}

.preview-xml dl {
    display: grid;
    grid-template-columns: 140px 1fr;
    gap: 8px 14px;
    margin: 0;
}

.preview-xml dt {
    font-weight: 700;
}

.preview-xml dd {
    margin: 0;
}

.preview-xml pre {
    max-height: 420px;
    overflow: auto;
    padding: 14px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    font-size: 12px;
    line-height: 1.45;
    white-space: pre-wrap;
}

.app-shell {
    display: grid;
    grid-template-columns: 280px minmax(0, 1fr);
    min-height: 100vh;
}

.sidebar {
    position: sticky;
    top: 0;
    height: 100vh;
    box-sizing: border-box;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: 24px;
    background: #ffffff;
    border-right: 1px solid #d8dee6;
}

.sidebar h1 {
    margin: 0;
    font-size: 24px;
}

.contenido {
    position: relative;
    width: min(1440px, calc(100% - 48px));
    margin: 0 auto;
    padding: 24px;
    padding-top: 82px;
    min-width: 0;
}

.contenido section {
    max-width: 100%;
    overflow-x: auto;
    padding-bottom: 12px;
}

.barra-superior {
    position: absolute;
    top: 18px;
    right: 24px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    margin: 0;
    padding: 0;
}

.usuario-sesion {
    display: grid;
    gap: 2px;
    text-align: right;
    color: #52606d;
    font-size: 12px;
}

.usuario-sesion strong {
    color: #1f2933;
}

.usuario-etiqueta {
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    color: #0f5c8c;
}

.logo-inua {
    width: 150px;
    height: auto;
    object-fit: contain;
}

.menu-principal {
    display: grid;
    gap: 10px;
    margin-top: 24px;
    padding-top: 18px;
    border-top: 1px solid #d8dee6;
}

form {
    display: grid;
    gap: 16px;
    max-width: 420px;
}

.form-amplio {
    grid-template-columns: 1fr;
    max-width: 980px;
}

.form-filtros {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: 12px;
    max-width: 760px;
    margin: 12px 0 18px;
}

.form-filtros label {
    flex: 1 1 320px;
    display: grid;
    gap: 6px;
}

.form-filtros select {
    min-height: 36px;
}

.form-filtros button {
    min-height: 36px;
    padding: 0 18px;
}

.form-bloque {
    display: grid;
    gap: 14px;
    padding-bottom: 18px;
    border-bottom: 1px solid #d8dee6;
}

fieldset.form-bloque {
    margin: 0;
    padding: 0 0 18px;
    border: 0;
}

fieldset.form-bloque legend {
    margin-bottom: 4px;
    font-weight: 700;
}

.form-bloque h3 {
    margin: 0;
    font-size: 18px;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.form-carrera {
    grid-template-columns: repeat(2, minmax(280px, 1fr));
    align-items: start;
    gap: 22px 28px;
    max-width: 1120px;
}

.form-carrera-seccion {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
    gap: 14px 16px;
    padding: 16px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    box-shadow: 0 1px 2px rgba(15, 92, 140, 0.04);
}

.form-carrera-seccion legend {
    padding: 0 4px;
    color: #1f2933;
}

.form-carrera .form-carrera-seccion legend,
.form-carrera .campo-ancho-completo,
.form-carrera-acciones {
    grid-column: 1 / -1;
}

.form-carrera .check-linea {
    grid-template-columns: auto 1fr;
    align-items: center;
    width: max-content;
    min-height: 38px;
    gap: 10px;
    font-weight: 700;
}

.form-carrera .check-linea input {
    width: 18px;
    height: 18px;
}

.form-carrera-acciones {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-items: center;
}

.form-carrera-acciones button,
.form-carrera-acciones a {
    width: auto;
    min-width: 180px;
}

.form-acciones {
    display: flex;
    justify-content: flex-start;
}

.form-acciones button {
    width: auto;
    min-width: 260px;
}

.form-acciones.form-carrera-acciones button,
.form-acciones.form-carrera-acciones a {
    width: auto;
    min-width: 180px;
}

.form-inline {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    max-width: none;
}

.form-inline button {
    width: auto;
}

.form-tabla {
    max-width: none;
}

.form-tabla .acciones button {
    width: auto;
    min-width: 220px;
}

.firmantes-masivo {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 10px;
    max-width: 920px;
}

.texto-ayuda {
    margin: 0;
    color: #52606d;
}

.form-tabla input[type="checkbox"] {
    width: auto;
}

label {
    position: relative;
    display: grid;
    gap: 6px;
    min-width: 0;
}

input,
select,
button {
    width: 100%;
    box-sizing: border-box;
    padding: 10px 12px;
    font: inherit;
}

.campo-error {
    border-color: #b42318 !important;
    background: #fff7f5;
}

.campo-archivo {
    position: relative;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    min-height: 38px;
}

.campo-archivo input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.boton-archivo {
    padding: 9px 12px;
    border: 1px solid #8c98a4;
    border-radius: 4px;
    background: #ffffff;
    color: #0f5c8c;
    font-weight: 700;
}

.nombre-archivo {
    min-width: 0;
    overflow: hidden;
    color: #52606d;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.form-carga-txt {
    max-width: 520px;
}

.campo-archivo-certificado {
    display: grid;
    grid-template-columns: 1fr;
    gap: 8px;
}

.archivo-control {
    position: relative;
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 38px;
}

.archivo-control input[type="file"] {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.archivo-boton {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 14px;
    border: 1px solid #9aa8b8;
    background: #ffffff;
    color: #004f86;
    font-weight: 700;
}

.archivo-nombre {
    min-width: 0;
    color: #3e4b5b;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

button,
a {
    color: #0f5c8c;
}

.boton-enlace {
    width: auto;
    padding: 0;
    border: 0;
    background: transparent;
    color: #0f5c8c;
    text-decoration: underline;
    text-align: left;
}

button {
    cursor: pointer;
}

.campo-invalido {
    border-color: #b42318;
    outline: 2px solid rgba(180, 35, 24, 0.18);
}

.popup-error-campo {
    position: absolute;
    z-index: 20;
    left: 0;
    top: calc(100% + 4px);
    width: min(360px, 100%);
    padding: 9px 11px;
    border: 1px solid #b42318;
    border-radius: 6px;
    background: #b42318;
    color: #ffffff;
    box-shadow: 0 8px 18px rgba(31, 41, 51, 0.18);
    font-size: 13px;
    font-weight: 700;
}

table {
    width: max-content;
    min-width: 100%;
    margin-top: 18px;
    border-collapse: collapse;
    background: #fff;
}

th,
td {
    padding: 12px;
    border-bottom: 1px solid #d8dee6;
    text-align: left;
}

.acciones {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 20px;
}

.acciones a,
.acciones > button,
.acciones form button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    width: auto;
    min-width: 150px;
    padding: 10px 16px;
    border: 1px solid var(--panel-line, #d8dee6);
    border-radius: 7px;
    background: #ffffff;
    color: #176b83;
    font-size: 14px;
    font-weight: 800;
    line-height: 1.2;
    text-decoration: none;
    box-shadow: 0 8px 18px rgba(18, 52, 59, 0.07);
}

.acciones a:hover,
.acciones > button:hover,
.acciones form button:hover {
    background: #edf8fa;
}

.acciones .accion-primaria,
.acciones button.accion-primaria {
    border-color: transparent;
    background: linear-gradient(90deg, var(--panel-blue, #2598d4), var(--panel-teal, #159aa3));
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(21, 154, 163, 0.22);
}

.acciones .accion-primaria:hover,
.acciones button.accion-primaria:hover {
    background: linear-gradient(90deg, #1d7fbd, #128992);
}

.acciones .accion-exito {
    border-color: transparent;
    background: linear-gradient(90deg, #16a3a8, #2fac66);
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(47, 172, 102, 0.2);
}

.acciones .accion-exito:hover {
    background: linear-gradient(90deg, #128992, #278f55);
}

.acciones .accion-secundaria {
    background: #f8fafc;
}

.acciones-tabla {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.paginacion {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-top: 16px;
}

.paginacion a {
    padding: 8px 12px;
    border: 1px solid #d8dee6;
    background: #ffffff;
    text-decoration: none;
}

.detalle-resumen {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 8px 14px;
    max-width: 920px;
    padding: 16px;
    background: #ffffff;
    border: 1px solid #d8dee6;
}

.detalle-resumen dt {
    font-weight: 700;
}

.detalle-resumen dd {
    margin: 0;
}

.cadena-previa {
    max-width: 920px;
    padding: 16px;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-word;
    background: #ffffff;
    border: 1px solid #d8dee6;
}

.pagina-preview-xml {
    width: min(100%, 1320px);
}

.pagina-preview-xml .detalle-resumen,
.pagina-preview-xml .cadena-previa {
    box-sizing: border-box;
    width: 100%;
    max-width: none;
}

.pagina-preview-xml .cadena-previa {
    max-height: calc(100vh - 420px);
    min-height: 420px;
    overflow: auto;
    white-space: pre;
    word-break: normal;
    font-size: 12px;
    line-height: 1.45;
}

.bloque-previo-cadena {
    max-width: 940px;
    margin-top: 16px;
    padding-top: 12px;
    border-top: 1px solid #d8dee6;
}

.bloque-previo-cadena h3 {
    margin: 0 0 10px;
}

.modal-confirmacion {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: grid;
    place-items: center;
    padding: 24px;
    background: rgba(31, 41, 51, 0.45);
}

.modal-confirmacion[hidden] {
    display: none;
}

.modal-contenido {
    width: min(920px, 100%);
    max-height: calc(100vh - 48px);
    overflow: auto;
    padding: 22px;
    background: #ffffff;
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(31, 41, 51, 0.28);
}

.modal-contenido h2 {
    margin-top: 0;
}

.modal-contenido-compacto {
    width: min(520px, 100%);
}

.modal-contenido-amplio {
    width: calc(100vw - 56px);
    max-width: none;
    max-height: calc(100vh - 56px);
}

.modal-contenido-amplio > form {
    max-width: none;
}

.modal-contenido-amplio .dashboard-panel {
    max-width: none;
}

.modal-contenido-amplio table {
    table-layout: auto;
}

.form-confirmacion {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    max-width: none;
    margin-top: 18px;
}

.form-confirmacion button {
    width: auto;
}

.tabla-scroll {
    max-width: 100%;
    overflow-x: auto;
}

.tabla-scroll table {
    min-width: 860px;
}

.seleccion-firmantes {
    display: grid;
    gap: 10px;
}

.firmante-opcion {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 6px;
}

.firmante-opcion input {
    flex: 0 0 auto;
    width: auto;
}

.firmante-opcion span {
    min-width: 0;
}

.firmante-opcion small {
    display: block;
    margin-top: 3px;
    color: #52606d;
}

.alerta {
    margin: 16px 0;
    padding: 12px;
    border-left: 4px solid #64748b;
    background: #fff;
}

.alerta-error {
    border-color: #b42318;
}

.alerta-exito {
    border-color: #1f7a4d;
}

.check {
    display: flex;
    align-items: center;
    gap: 8px;
}

.menu-principal a,
.acciones-card a,
.boton-secundario {
    text-decoration: none;
}

.menu-principal a {
    display: block;
    padding: 10px 12px;
    border-radius: 6px;
    font-weight: 700;
}

.menu-principal a:hover,
.menu-principal summary:hover {
    background: #f4f6f8;
}

.menu-principal details {
    display: grid;
    gap: 6px;
}

.menu-principal summary {
    cursor: pointer;
    padding: 10px 12px;
    border-radius: 6px;
    color: #52606d;
    font-weight: 700;
    list-style-position: inside;
}

.menu-principal details a {
    margin-left: 12px;
    padding-left: 16px;
    border-left: 3px solid #d8dee6;
}

.menu-salir {
    margin-top: 12px;
    color: #b42318;
}

.dashboard-encabezado {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    margin-bottom: 24px;
    padding: 28px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 8px;
}

.dashboard-bienvenida {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 28px;
    width: 100%;
    min-height: 300px;
    padding-top: 56px;
    text-align: left;
}

.dashboard-logo-bienvenida {
    width: min(220px, 24vw);
    height: auto;
    object-fit: contain;
}

.dashboard-encabezado h2 {
    margin: 4px 0 8px;
    font-size: 52px;
}

.dashboard-encabezado p {
    max-width: 680px;
    margin: 0;
    color: #52606d;
}

.eyebrow {
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
    color: #1f7a4d;
}

.boton-secundario {
    flex: 0 0 auto;
    padding: 10px 14px;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    background: #f8fafc;
    font-weight: 700;
}

.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
}

.dashboard-operacion {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.panel-operativo {
    display: grid;
    gap: 12px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-top: 4px solid #0f5c8c;
    border-radius: 8px;
}

.panel-operativo h3 {
    margin: 0;
    font-size: 20px;
}

.panel-operativo p {
    margin: 0;
    color: #52606d;
}

.acciones-operativas {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-top: 8px;
}

.acciones-operativas a {
    padding: 10px 12px;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    background: #f8fafc;
    font-weight: 700;
}

.modulo-card {
    display: grid;
    gap: 14px;
    min-height: 190px;
    padding: 20px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 8px;
}

.modulo-principal {
    border-top: 4px solid #0f5c8c;
}

.modulo-card h3 {
    margin: 0 0 6px;
    font-size: 20px;
}

.modulo-card p {
    margin: 0;
    color: #52606d;
}

.modulo-icono {
    display: inline-flex;
    width: 44px;
    height: 44px;
    align-items: center;
    justify-content: center;
    border-radius: 8px;
    background: #e6f0f7;
    color: #0f5c8c;
    font-weight: 700;
}

.modulo-icono-verde {
    background: #e7f5ef;
    color: #1f7a4d;
}

.modulo-icono-ambar {
    background: #fff2d6;
    color: #8a5a00;
}

.modulo-icono-rojo {
    background: #fdeceb;
    color: #b42318;
}

.acciones-card {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    align-self: end;
}

.acciones-card a {
    padding: 9px 12px;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    background: #f8fafc;
    font-weight: 700;
}

.dashboard-panel {
    margin-top: 24px;
    padding: 22px;
    background: #ffffff;
    border: 1px solid #d8dee6;
    border-radius: 8px;
}

.dashboard-panel h3 {
    margin-top: 0;
}

.flujo-titulos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.flujo-titulos li {
    padding: 10px 12px;
    border-left: 4px solid #0f5c8c;
    background: #f8fafc;
    border-radius: 6px;
    font-weight: 700;
}

@media (max-width: 720px) {
    .app-shell {
        display: block;
    }

    .sidebar {
        position: static;
        height: auto;
        border-right: 0;
        border-bottom: 1px solid #d8dee6;
    }

    .contenido {
        width: auto;
        padding-top: 92px;
    }

    .barra-superior {
        top: 16px;
        right: 16px;
        left: 16px;
        justify-content: space-between;
        align-items: center;
    }

    .logo-inua {
        width: min(150px, 42vw);
    }

    .dashboard-operacion {
        grid-template-columns: 1fr;
    }

    .acciones-operativas {
        grid-template-columns: 1fr;
    }

    .form-carrera,
    .form-carrera .form-carrera-certificados {
        grid-template-columns: 1fr;
    }

    .dashboard-encabezado {
        display: grid;
    }

    .dashboard-bienvenida {
        min-height: 240px;
        grid-template-columns: 1fr;
        flex-direction: column;
        gap: 18px;
        padding-top: 24px;
        text-align: center;
    }

    .dashboard-logo-bienvenida {
        width: min(190px, 55vw);
    }

    .boton-secundario {
        justify-self: start;
    }
}
.contenido {
    position: relative !important;
}

.barra-superior {
    position: absolute !important;
    top: 16px !important;
    right: 24px !important;
    z-index: 5 !important;
    display: flex;
    align-items: center;
    justify-content: flex-end !important;
    gap: 12px;
    margin: 0 !important;
    padding: 0 !important;
}

.usuario-sesion {
    font-size: 12px;
    line-height: 1.2;
}

.logo-inua {
    width: 150px !important;
    max-width: 20vw !important;
    height: auto;
    object-fit: contain;
}

@media (max-width: 720px) {
    .barra-superior {
        position: static !important;
        justify-content: space-between;
        margin-bottom: 18px;
    }

    .logo-inua {
        width: min(150px, 42vw);
        max-width: none;
    }
}

.barra-superior {
    right: 24px !important;
    left: 24px;
    justify-content: flex-end !important;
}

.usuario-topbar {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 16px;
    width: 100%;
}

.usuario-sesion {
    min-width: 190px;
    max-width: 260px;
    gap: 4px;
    line-height: 1.25;
}

.usuario-sesion strong {
    font-size: 13px;
}

.usuario-sesion span {
    overflow-wrap: anywhere;
}

.usuario-sesion a {
    font-size: 12px;
}

.boton-salir-top {
    flex: 0 0 auto;
    padding: 9px 12px;
    border: 1px solid #d8dee6;
    border-radius: 6px;
    background: #ffffff;
    color: #b42318;
    font-weight: 700;
}

.logo-inua {
    flex: 0 0 auto;
    display: block;
    width: 96px !important;
    max-width: 96px !important;
    height: 96px !important;
    max-height: 96px !important;
    object-fit: contain;
}

@media (max-width: 720px) {
    .usuario-topbar {
        align-items: flex-start;
        gap: 10px;
    }

    .usuario-sesion {
        min-width: 0;
        text-align: left;
    }

    .logo-inua {
        width: 96px !important;
        max-width: 96px !important;
    }
}

/* Tema visual inicial tipo panel academico. Solo estilos, sin cambios de flujo. */
:root {
    --panel-bg: #f7f9fb;
    --panel-sidebar: #12343b;
    --panel-sidebar-soft: #1d4b55;
    --panel-text: #202938;
    --panel-muted: #667085;
    --panel-line: #e4e8f0;
    --panel-blue: #238fd1;
    --panel-teal: #159aa3;
    --panel-green: #31a75b;
    --panel-yellow: #f2dc2f;
    --panel-red: #df201c;
    --panel-wine: #7f1f18;
    --panel-card: #ffffff;
    --panel-shadow: 0 14px 34px rgba(18, 52, 59, 0.09);
    --sidebar-width: 256px;
    --menu-font-size: 13px;
    --menu-summary-size: 12px;
}

body {
    background: var(--panel-bg);
    color: var(--panel-text);
}

.app-shell {
    grid-template-columns: var(--sidebar-width) minmax(0, 1fr);
    background: var(--panel-bg);
}

.sidebar {
    position: sticky;
    padding: 22px 16px;
    background: var(--panel-sidebar);
    border-right: 0;
    color: #f7f9fc;
    box-shadow: 10px 0 30px rgba(23, 29, 41, 0.12);
    transition: padding 180ms ease, box-shadow 180ms ease;
}

.sidebar-redimensionador {
    position: absolute;
    top: 0;
    right: -8px;
    z-index: 10;
    width: 16px;
    height: 100%;
    cursor: col-resize;
}

.sidebar-redimensionador::before {
    content: "";
    position: absolute;
    top: 50%;
    right: 5px;
    width: 4px;
    height: 72px;
    border-radius: 999px;
    background: rgba(21, 154, 163, 0.7);
    opacity: 0;
    transform: translateY(-50%);
    transition: opacity 160ms ease, background 160ms ease;
}

.sidebar-redimensionador:hover::before,
.sidebar-redimensionador:active::before,
.sidebar-redimensionando .sidebar-redimensionador::before {
    opacity: 1;
}

.sidebar:hover {
    box-shadow: 14px 0 34px rgba(18, 52, 59, 0.18);
}

.sidebar-redimensionando,
.sidebar-redimensionando * {
    cursor: col-resize !important;
    user-select: none;
}

.sidebar h1 {
    display: flex;
    align-items: center;
    min-height: 42px;
    padding: 0 12px 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    color: #ffffff;
    font-size: 17px;
    font-weight: 800;
}

.menu-principal {
    gap: 8px;
    margin-top: 14px;
    padding-top: 0;
    border-top: 0;
}

.menu-principal details {
    gap: 5px;
}

.menu-principal summary {
    padding: 10px 11px;
    color: #9ba6ba;
    font-size: var(--menu-summary-size);
    text-transform: uppercase;
}

.menu-principal a {
    position: relative;
    padding: 10px 12px;
    border-radius: 7px;
    color: #d7deeb;
    font-size: var(--menu-font-size);
    font-weight: 700;
    line-height: 1.25;
}

.menu-principal details a {
    margin-left: 0;
    padding-left: 18px;
    border-left: 0;
}

.menu-principal a:hover,
.menu-principal summary:hover {
    background: var(--panel-sidebar-soft);
    color: #ffffff;
}

.menu-principal a.menu-activo {
    background: linear-gradient(90deg, var(--panel-blue), var(--panel-teal) 52%, var(--panel-green));
    color: #ffffff;
    box-shadow: 0 10px 20px rgba(21, 154, 163, 0.24);
}

.menu-principal a:focus-visible,
.menu-principal summary:focus-visible {
    outline: 2px solid rgba(242, 220, 47, 0.85);
    outline-offset: 2px;
}

.contenido {
    box-sizing: border-box;
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 28px;
    padding-top: 142px;
}

.barra-superior {
    top: 22px !important;
    right: 28px !important;
    left: 28px;
}

.usuario-topbar {
    min-height: 54px;
    padding: 10px 14px;
    border: 1px solid rgba(228, 232, 240, 0.85);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.86);
    box-shadow: 0 8px 24px rgba(33, 42, 63, 0.08);
    backdrop-filter: blur(8px);
}

.usuario-sesion {
    color: var(--panel-muted);
}

.usuario-sesion strong {
    color: var(--panel-text);
}

.usuario-etiqueta {
    color: var(--panel-teal);
}

.boton-salir-top,
.boton-secundario,
.acciones-card a,
.acciones-operativas a,
.paginacion a {
    border: 1px solid var(--panel-line);
    border-radius: 7px;
    background: #ffffff;
    box-shadow: 0 5px 16px rgba(33, 42, 63, 0.06);
}

.boton-salir-top {
    color: #b42318;
}

.dashboard-panel,
.dashboard-encabezado,
.panel-operativo,
.modulo-card,
.form-carrera-seccion,
.detalle-resumen,
.cadena-previa,
.firmante-opcion {
    border-color: var(--panel-line);
    background: var(--panel-card);
    box-shadow: var(--panel-shadow);
}

.dashboard-encabezado,
.dashboard-panel,
.panel-operativo,
.modulo-card {
    border-radius: 8px;
}

.panel-operativo,
.modulo-principal {
    border-top-color: var(--panel-teal);
}

.panel-operativo:nth-of-type(2),
.modulo-card:nth-of-type(2) {
    border-top-color: var(--panel-blue);
}

.panel-operativo:nth-of-type(3),
.modulo-card:nth-of-type(3) {
    border-top-color: var(--panel-green);
}

.panel-operativo:nth-of-type(4),
.modulo-card:nth-of-type(4) {
    border-top-color: var(--panel-red);
}

h1,
h2,
h3 {
    color: var(--panel-text);
}

input,
select,
textarea {
    border: 1px solid #cfd6e2;
    border-radius: 6px;
    background: #ffffff;
}

input:focus,
select:focus,
textarea:focus {
    border-color: var(--panel-teal);
    outline: 3px solid rgba(21, 154, 163, 0.14);
}

button,
.archivo-boton,
.boton-archivo {
    border: 1px solid var(--panel-line);
    border-radius: 7px;
    background: #ffffff;
    color: #176b83;
    font-weight: 700;
}

button:hover,
.boton-secundario:hover,
.acciones-card a:hover,
.acciones-operativas a:hover,
.paginacion a:hover {
    background: #f7f9fc;
}

table {
    border: 1px solid var(--panel-line);
    border-radius: 8px;
    box-shadow: var(--panel-shadow);
}

th {
    background: #f8fafd;
    color: #303949;
    font-size: 13px;
}

td {
    background: #ffffff;
}

tr:hover td {
    background: #fbfcff;
}

.flujo-titulos li {
    border-left-color: var(--panel-teal);
    background: #fbfcff;
}

.alerta,
.modal-contenido {
    border-radius: 8px;
    box-shadow: var(--panel-shadow);
}

/* Formularios estilo panel por secciones. */
form.form-amplio,
form.form-carga-txt,
form:not(.form-inline):not(.form-tabla):not(.form-confirmacion):not(.login-form):not(.form-filtros) {
    max-width: 1080px;
    padding: 0;
    gap: 20px;
}

.pagina-ancha {
    width: min(100%, 1420px);
}

.contenido:has(.pagina-sep-envio) {
    width: min(1540px, calc(100% - 56px));
    max-width: 1540px;
    margin-left: auto;
    margin-right: auto;
}

.pagina-sep-envio {
    width: 100%;
    max-width: 1360px;
    margin: 0 auto;
}

form.form-sep-envio {
    max-width: none !important;
    width: 100%;
}

.pagina-sep-envio .form-bloque-ancho,
.pagina-sep-envio .form-busqueda,
.pagina-sep-envio .tabla-scroll {
    width: 100%;
    box-sizing: border-box;
}

.pagina-sep-envio .tabla-scroll table {
    width: 100%;
    min-width: 1120px;
    table-layout: fixed;
}

.pagina-sep-envio th:nth-child(1),
.pagina-sep-envio td:nth-child(1) {
    width: 44px;
}

.pagina-sep-envio th:nth-child(2),
.pagina-sep-envio td:nth-child(2) {
    width: 150px;
}

.pagina-sep-envio th:nth-child(3),
.pagina-sep-envio td:nth-child(3) {
    width: 38%;
}

.pagina-sep-envio th:nth-child(4),
.pagina-sep-envio td:nth-child(4) {
    width: 28%;
}

.pagina-sep-envio th:nth-child(5),
.pagina-sep-envio td:nth-child(5) {
    width: 70px;
    text-align: center;
}

.pagina-sep-envio th:nth-child(6),
.pagina-sep-envio td:nth-child(6) {
    width: 140px;
    white-space: nowrap;
}

.form-bloque-ancho {
    width: 100%;
}

.form-bloque {
    position: relative;
    gap: 16px;
    padding: 22px 24px 24px;
    border: 1px solid var(--panel-line);
    border-radius: 8px;
    background: #ffffff;
    box-shadow: var(--panel-shadow);
}

fieldset.form-bloque {
    padding: 22px 24px 24px;
    border: 1px solid var(--panel-line);
}

.form-bloque::before,
fieldset.form-bloque::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 8px 8px 0 0;
    background: linear-gradient(90deg, var(--panel-blue), var(--panel-teal) 52%, var(--panel-green));
}

.form-bloque h3,
fieldset.form-bloque legend {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    margin: 0;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--panel-line);
    color: #176b83;
    font-size: 17px;
    font-weight: 800;
}

fieldset.form-bloque legend {
    float: left;
    box-sizing: border-box;
    margin-bottom: 16px;
}

fieldset.form-bloque legend + * {
    clear: both;
}

.form-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px 20px;
}

.form-busqueda {
    margin: 14px 0 22px;
    padding: 18px;
    background: #ffffff;
    border: 1px solid var(--panel-line);
    border-radius: 8px;
    box-shadow: 0 10px 22px rgba(18, 52, 59, 0.05);
}

.orden-tabla {
    color: inherit;
    text-decoration: none;
    font-weight: 800;
}

.campo-ancho-completo {
    grid-column: 1 / -1;
}

.form-grid-firma {
    grid-template-columns: repeat(2, minmax(280px, 1fr));
    align-items: end;
}

.form-grid-firma .campo-password-firma {
    grid-column: 1 / -1;
    max-width: 520px;
}

label {
    gap: 8px;
    color: #344054;
    font-size: 13px;
    font-weight: 700;
}

input,
select,
textarea {
    min-height: 42px;
    padding: 11px 13px;
    color: #1f2933;
    font-weight: 500;
    box-shadow: inset 0 1px 2px rgba(18, 52, 59, 0.05);
}

input::placeholder,
textarea::placeholder {
    color: #98a2b3;
}

input[readonly],
input:disabled,
select:disabled,
textarea:disabled {
    background: #f2f5f8;
    color: #667085;
}

.form-acciones {
    gap: 12px;
    padding: 4px 0 0;
}

.form-acciones button,
.form-confirmacion button {
    min-height: 42px;
    border: 0;
    background: linear-gradient(90deg, var(--panel-blue), var(--panel-teal));
    color: #ffffff;
    box-shadow: 0 10px 22px rgba(21, 154, 163, 0.2);
}

.form-acciones button:hover,
.form-confirmacion button:hover {
    background: linear-gradient(90deg, #1d7fbd, #128992);
}

.form-acciones .boton-secundario,
.boton-secundario {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    color: #176b83;
}

.check {
    min-height: 42px;
    padding: 10px 12px;
    border: 1px solid var(--panel-line);
    border-radius: 7px;
    background: #f8fafc;
}

.check input {
    min-height: auto;
    box-shadow: none;
}

/* Listas y tablas con lectura tipo registro. */
table {
    overflow: hidden;
    border: 0;
    border-spacing: 0 8px;
    border-collapse: separate;
    background: transparent;
    box-shadow: none;
}

thead th {
    padding: 12px 14px;
    border-bottom: 0;
    background: #eef3f7;
    color: #475467;
    font-size: 12px;
    font-weight: 800;
    text-transform: uppercase;
}

thead th:first-child {
    border-radius: 8px 0 0 8px;
}

thead th:last-child {
    border-radius: 0 8px 8px 0;
}

tbody tr {
    box-shadow: 0 8px 22px rgba(18, 52, 59, 0.06);
}

tbody td {
    padding: 14px;
    border-top: 1px solid #edf1f5;
    border-bottom: 1px solid #edf1f5;
    color: #1f2933;
    vertical-align: middle;
}

tbody td:first-child {
    border-left: 1px solid #edf1f5;
    border-radius: 8px 0 0 8px;
    font-weight: 800;
}

tbody td:last-child {
    border-right: 1px solid #edf1f5;
    border-radius: 0 8px 8px 0;
}

tbody tr:hover td {
    background: #fbfdff;
}

td small {
    display: inline-block;
    margin-top: 4px;
    color: #667085;
    font-size: 11px;
    line-height: 1.35;
}

.acciones-tabla {
    align-items: center;
    gap: 7px;
}

.acciones-tabla a,
.acciones-tabla button,
td > a:not(.boton-secundario) {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: auto;
    min-height: 30px;
    padding: 6px 9px;
    border: 1px solid #d9e2ec;
    border-radius: 7px;
    background: #ffffff;
    color: #176b83;
    font-size: 12px;
    font-weight: 800;
    line-height: 1.2;
    text-decoration: none;
    box-shadow: 0 5px 12px rgba(18, 52, 59, 0.06);
}

.acciones-tabla a:hover,
.acciones-tabla button:hover,
td > a:not(.boton-secundario):hover {
    background: #edf8fa;
}

.acciones-tabla form {
    display: inline-flex;
    width: auto;
    max-width: none;
    gap: 0;
}

td:nth-child(1) {
    white-space: nowrap;
}

@media (max-width: 720px) {
    .app-shell {
        background: var(--panel-bg);
    }

    .sidebar {
        border-bottom: 0;
    }

    .contenido {
        width: auto;
        padding: 18px;
        padding-top: 20px;
    }

    .barra-superior {
        position: static !important;
        inset: auto !important;
        margin-bottom: 16px !important;
    }

    .usuario-topbar {
        align-items: center;
    }
}

/* Botones superiores de acciones, aplicado al final para evitar estilos viejos en cache/cascada. */
.contenido .acciones {
    display: flex !important;
    flex-wrap: wrap !important;
    align-items: center !important;
    gap: 12px !important;
    margin: 14px 0 22px !important;
}

.contenido .acciones a,
.contenido .acciones > button,
.contenido .acciones form button {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: auto !important;
    min-width: 150px !important;
    min-height: 42px !important;
    padding: 10px 16px !important;
    border: 1px solid #d9e2ec !important;
    border-radius: 7px !important;
    background: #ffffff !important;
    color: #176b83 !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    line-height: 1.2 !important;
    text-decoration: none !important;
    box-shadow: 0 8px 18px rgba(18, 52, 59, 0.07) !important;
}

.contenido .acciones a:hover,
.contenido .acciones > button:hover,
.contenido .acciones form button:hover {
    background: #edf8fa !important;
}

.contenido .acciones .accion-primaria,
.contenido .acciones button.accion-primaria {
    border-color: transparent !important;
    background: linear-gradient(90deg, #2598d4, #159aa3) !important;
    color: #ffffff !important;
    box-shadow: 0 10px 22px rgba(21, 154, 163, 0.22) !important;
}

.contenido .acciones .accion-primaria:hover,
.contenido .acciones button.accion-primaria:hover {
    background: linear-gradient(90deg, #1d7fbd, #128992) !important;
}

.contenido .acciones .accion-exito {
    border-color: transparent !important;
    background: linear-gradient(90deg, #16a3a8, #2fac66) !important;
    color: #ffffff !important;
    box-shadow: 0 10px 22px rgba(47, 172, 102, 0.2) !important;
}

.contenido .acciones .accion-exito:hover {
    background: linear-gradient(90deg, #128992, #278f55) !important;
}

.contenido .acciones .accion-secundaria {
    background: #f8fafc !important;
}

/* Enlaces de accion sueltos, como "Nueva carrera" o "Volver al listado". */
.contenido section > a:not(.boton-secundario),
.contenido section > p > a:only-child:not(.boton-secundario) {
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: auto !important;
    min-width: 150px !important;
    min-height: 42px !important;
    margin: 8px 0 18px !important;
    padding: 10px 16px !important;
    border: 1px solid #d9e2ec !important;
    border-radius: 7px !important;
    background: #ffffff !important;
    color: #176b83 !important;
    font-size: 14px !important;
    font-weight: 800 !important;
    line-height: 1.2 !important;
    text-decoration: none !important;
    box-shadow: 0 8px 18px rgba(18, 52, 59, 0.07) !important;
}

.contenido section > a:not(.boton-secundario):hover,
.contenido section > p > a:only-child:not(.boton-secundario):hover {
    background: #edf8fa !important;
}

.contenido section > a[href*="/crear"]:not(.boton-secundario),
.contenido section > p > a[href*="/crear"]:only-child:not(.boton-secundario),
.contenido section > a[href*="nuevo"]:not(.boton-secundario),
.contenido section > p > a[href*="nuevo"]:only-child:not(.boton-secundario) {
    border-color: transparent !important;
    background: linear-gradient(90deg, #2598d4, #159aa3) !important;
    color: #ffffff !important;
    box-shadow: 0 10px 22px rgba(21, 154, 163, 0.22) !important;
}

.contenido section > a[href*="/crear"]:not(.boton-secundario):hover,
.contenido section > p > a[href*="/crear"]:only-child:not(.boton-secundario):hover,
.contenido section > a[href*="nuevo"]:not(.boton-secundario):hover,
.contenido section > p > a[href*="nuevo"]:only-child:not(.boton-secundario):hover {
    background: linear-gradient(90deg, #1d7fbd, #128992) !important;
}