:root {
    --azul: #003b73;
    --azul-2: #0b63b6;
    --azul-suave: #eef6ff;
    --dorado: #f2b705;
    --verde: #198754;
    --verde-suave: #eaf8ef;
    --rojo: #b42318;
    --rojo-suave: #fff1f2;
    --amarillo: #b7791f;
    --amarillo-suave: #fff8e1;
    --gris-fondo: #f4f7fb;
    --gris-texto: #64748b;
    --gris-borde: #d9e2ec;
    --texto: #1f2937;
    --blanco: #ffffff;
    --sombra: 0 18px 45px rgba(15, 23, 42, 0.10);
    --radio: 18px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    min-height: 100vh;
    font-family: "Segoe UI", Arial, Helvetica, sans-serif;
    color: var(--texto);
    background: radial-gradient(circle at top left, rgba(11, 99, 182, 0.14), transparent 35%), linear-gradient(135deg, #f8fbff 0%, var(--gris-fondo) 100%);
}
.encabezado-principal {
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, var(--azul), var(--azul-2));
    color: var(--blanco);
    border-bottom: 5px solid var(--dorado);
    box-shadow: 0 8px 25px rgba(0, 59, 115, 0.22);
}
.encabezado-principal::after {
    content: "";
    position: absolute;
    width: 260px;
    height: 260px;
    right: -80px;
    top: -110px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
}
.encabezado-contenido {
    position: relative;
    z-index: 2;
    width: min(1120px, 94%);
    margin: auto;
    padding: 32px 10px 30px;
}
.encabezado-insignia {
    display: inline-block;
    margin-bottom: 10px;
    padding: 7px 13px;
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.26);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.encabezado-principal h1 { margin: 0 0 8px; font-size: clamp(30px, 4vw, 44px); line-height: 1.1; }
.encabezado-principal p { margin: 0; color: rgba(255, 255, 255, .88); font-size: 16px; }
.contenedor-principal { width: min(1120px, 94%); margin: 30px auto 45px; }
.tarjeta {
    margin-bottom: 24px;
    padding: 28px;
    background: var(--blanco);
    border: 1px solid var(--gris-borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra);
}
.tarjeta-busqueda, .tarjeta-finalizada { max-width: 760px; margin-left: auto; margin-right: auto; }
.tarjeta-finalizada { text-align: center; }
.titulo-seccion {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 25px;
    padding-bottom: 18px;
    border-bottom: 1px solid #e5eaf0;
}
.titulo-seccion h2 { margin: 0 0 5px; color: var(--azul); font-size: 23px; }
.titulo-seccion p { margin: 0; color: var(--gris-texto); line-height: 1.5; }
.numero-paso {
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 42px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--azul), var(--azul-2));
    color: var(--blanco);
    font-weight: 800;
    box-shadow: 0 7px 15px rgba(0, 59, 115, .22);
}
.grid-formulario { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.campo { display: flex; flex-direction: column; gap: 7px; }
.campo-ancho { grid-column: 1 / -1; }
.campo label { font-size: 13px; font-weight: 800; color: #475569; text-transform: uppercase; letter-spacing: .30px; }
.campo small { color: var(--gris-texto); font-size: 12px; line-height: 1.4; }
input, select, textarea {
    width: 100%;
    min-height: 46px;
    padding: 11px 13px;
    border: 1px solid #cbd5e1;
    border-radius: 11px;
    background: #ffffff;
    color: #111827;
    font-size: 15px;
    font-family: inherit;
    outline: none;
    transition: border-color .18s ease, box-shadow .18s ease, background .18s ease, transform .18s ease;
}
input:hover, select:hover, textarea:hover { border-color: #94a3b8; }
input:focus, select:focus, textarea:focus { border-color: var(--azul-2); box-shadow: 0 0 0 4px rgba(11, 99, 182, .12); transform: translateY(-1px); }
input[readonly] { background: #f1f5f9; color: #475569; font-weight: 700; cursor: not-allowed; }
textarea { min-height: 110px; resize: vertical; }
.acciones { display: flex; gap: 12px; align-items: center; justify-content: flex-end; flex-wrap: wrap; margin-top: 24px; }
.acciones-pasos { padding-top: 20px; border-top: 1px solid #e5eaf0; }
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 45px;
    padding: 11px 23px;
    border: none;
    border-radius: 999px;
    cursor: pointer;
    font-family: inherit;
    font-size: 14px;
    font-weight: 800;
    text-decoration: none;
    transition: transform .18s ease, box-shadow .18s ease, filter .18s ease;
}
.btn:hover { transform: translateY(-2px); filter: brightness(1.04); }
.btn:active { transform: translateY(0); }
.btn-principal { color: #fff; background: linear-gradient(135deg, var(--azul), var(--azul-2)); box-shadow: 0 8px 18px rgba(0, 59, 115, .23); }
.btn-secundario { color: #fff; background: linear-gradient(135deg, #64748b, #475569); box-shadow: 0 8px 16px rgba(71, 85, 105, .20); }
.alerta { margin-bottom: 22px; padding: 15px 18px; border-radius: 13px; font-size: 14px; font-weight: 600; line-height: 1.5; }
.alerta p { margin: 5px 0 0; font-weight: 400; }
.alerta-exito { color: #146c43; background: var(--verde-suave); border: 1px solid #badbcc; }
.alerta-error { color: var(--rojo); background: var(--rojo-suave); border: 1px solid #fecaca; }
.alerta-info { color: #0f477a; background: var(--azul-suave); border: 1px solid #bfdbfe; }
.alerta-advertencia { color: #8a5a00; background: var(--amarillo-suave); border: 1px solid #f3d88c; }
.oculto { display: none !important; }
.resumen-estudiante { display: grid; grid-template-columns: 1fr 1.6fr .85fr .95fr; gap: 15px; padding: 20px 24px; }
.resumen-estudiante > div { padding: 13px 15px; border-radius: 12px; background: #f8fafc; border: 1px solid #e2e8f0; }
.etiqueta { display: block; margin-bottom: 4px; color: var(--gris-texto); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .4px; }
.resumen-estudiante strong { color: #0f172a; font-size: 15px; }
.estado { display: inline-flex; align-items: center; padding: 5px 10px; border-radius: 999px; font-size: 12px !important; font-weight: 800; }
.estado-antiguo { color: #075985; background: #e0f2fe; }
.estado-retirado { color: #991b1b; background: #fee2e2; }
.estado-nuevo { color: #166534; background: #dcfce7; }
.progreso-contenedor { margin: 0 0 22px; padding: 16px 20px; background: #fff; border: 1px solid var(--gris-borde); border-radius: 15px; box-shadow: 0 8px 22px rgba(15, 23, 42, .06); }
.progreso { height: 12px; overflow: hidden; border-radius: 999px; background: #e2e8f0; }
.progreso-barra { width: 16.66%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #198754, #55b879); transition: width .3s ease; }
#progressText { margin: 8px 0 0; text-align: center; color: var(--azul); font-size: 13px; font-weight: 800; }
.paso { display: none; animation: mostrarPaso .24s ease; }
.paso.activo { display: block; }
@keyframes mostrarPaso { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
.pie-pagina { padding: 20px; text-align: center; background: #e9eef5; border-top: 1px solid #d7e0ea; color: #64748b; font-size: 13px; }
.pie-pagina p { margin: 0; }
.bloque-condicional { margin-top: 22px; padding-top: 22px; border-top: 1px dashed #cbd5e1; }
.msg-acudiente { min-height: 18px; color: var(--gris-texto); }
#grupoTipoDiscapacidad, #grupoCertificadoDiscapacidad, #grupoNomMedicamento, #grupoNomAlergia, #grupoNomEnfermedad { animation: mostrarPaso .2s ease; }
.subseccion-formulario { margin-top: 26px; padding: 22px; border: 1px solid #dbe5ef; border-radius: 16px; background: #fbfdff; }
.subseccion-formulario:first-of-type { margin-top: 0; }
.subseccion-formulario h3 { margin: 0 0 20px; padding-bottom: 12px; color: var(--azul); font-size: 18px; border-bottom: 1px solid #e5eaf0; }
#grupoAnosPreescolar, #grupoTiempoRetiro, #grupoRazonRetiro, #grupoNumeroRepitencias, #grupoRepitiendoActual, #grupoMateriasDificultad { animation: mostrarPaso .2s ease; }
.resumen-final { margin-bottom: 24px; }
.resumen-final-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.resumen-final-grid > div { padding: 15px 16px; border: 1px solid #dbe5ef; border-radius: 12px; background: #fff; }
.resumen-final-grid span { display: block; margin-bottom: 5px; color: var(--gris-texto); font-size: 11px; font-weight: 800; text-transform: uppercase; letter-spacing: .35px; }
.resumen-final-grid strong { color: var(--azul); line-height: 1.4; }
.nota-final { margin: 16px 0 0; color: var(--gris-texto); font-size: 13px; line-height: 1.5; }
.consentimiento-card { margin-top: 20px; padding: 22px; border: 1px solid #dbe5ef; border-radius: 16px; background: #fbfdff; }
.consentimiento-card h3 { margin: 0 0 12px; color: var(--azul); font-size: 18px; }
.consentimiento-card p { margin: 0 0 17px; color: #475569; line-height: 1.65; }
.consentimiento-compromiso { border-left: 5px solid var(--dorado); }
.check-compromiso { display: flex; align-items: flex-start; gap: 12px; margin-top: 18px; padding: 15px; border: 1px solid #bfdbfe; border-radius: 12px; background: var(--azul-suave); cursor: pointer; }
.check-compromiso input[type="checkbox"] { width: 20px; min-width: 20px; height: 20px; min-height: 20px; margin-top: 1px; }
.check-compromiso span { color: #0f477a; line-height: 1.5; }
.aviso-pruebas { margin-top: 22px; }
#grupoCategoriaSisben, #grupoMotivosDiscriminacion, #grupoEstudiar, #grupoDepartamentoNacimiento, #grupoCiudadNacimiento, #grupoPaisNacimiento { animation: mostrarPaso .2s ease; }
input:invalid:focus, select:invalid:focus, textarea:invalid:focus { border-color: #b42318; }
@media (max-width: 760px) {
    .encabezado-contenido { padding: 26px 5px; }
    .encabezado-principal h1 { font-size: 30px; }
    .contenedor-principal { width: 95%; margin-top: 18px; }
    .tarjeta { padding: 20px; }
    .grid-formulario, .resumen-estudiante, .resumen-final-grid { grid-template-columns: 1fr; }
    .campo-ancho { grid-column: auto; }
    .titulo-seccion { align-items: flex-start; }
    .acciones { flex-direction: column-reverse; align-items: stretch; }
    .btn { width: 100%; }
}
@media (max-width: 480px) {
    .encabezado-contenido { width: 92%; }
    .encabezado-principal h1 { font-size: 26px; }
    .encabezado-principal p { font-size: 14px; }
    .tarjeta { padding: 17px; border-radius: 14px; }
    .titulo-seccion h2 { font-size: 20px; }
    .numero-paso { width: 36px; height: 36px; flex-basis: 36px; }
}


/* =========================================================
   GRADO SOLICITADO
   ========================================================= */

.campo-destacado {
    padding: 16px;
    margin-bottom: 4px;
    border: 1px solid #bfdbfe;
    border-radius: 14px;
    background: #f7fbff;
}

.campo-destacado label {
    color: var(--azul);
}


/* =========================================================
   ESTADO DE GUARDADO AUTOMÁTICO
   ========================================================= */

.estado-guardado {
    min-height: 20px;
    margin: 6px 0 0;
    text-align: center;
    font-size: 13px;
    font-weight: 700;
}

.estado-guardado[data-tipo="guardando"] {
    opacity: .72;
}

.estado-guardado[data-tipo="ok"] {
    color: #166534;
}

.estado-guardado[data-tipo="error"] {
    color: #b91c1c;
}


/* =========================================================
   LOCALIDAD DE BOGOTÁ - VISUALIZACIÓN EN MAYÚSCULAS
   ========================================================= */

#localidad,
#localidad option {
    text-transform: uppercase;
}


/* =========================================================
   MODAL PDF MATRÍCULA
   ========================================================= */

.modal-pdf {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(7, 30, 55, .62);
}

.modal-pdf.oculto {
    display: none;
}

.modal-pdf-contenido {
    width: min(560px, 100%);
    padding: 30px;
    border: 1px solid #d6e1ec;
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 24px 65px rgba(0, 0, 0, .24);
    text-align: center;
}

.modal-pdf-contenido h2 {
    margin: 0 0 12px;
    color: var(--azul);
}

.modal-pdf-contenido p {
    margin: 0 0 22px;
    line-height: 1.55;
    color: var(--texto-secundario);
}

.modal-pdf-contenido .acciones {
    justify-content: center;
    flex-wrap: wrap;
}