/* ============================================================
   Melanie ERP — estilos base compartidos (web y MAUI)
   El tema de los componentes es Syncfusion Fluent 2.
   ============================================================ */

:root {
    --mel-primario: #0f6cbd;
    --mel-primario-oscuro: #0c3b5e;
    --mel-fondo: #f5f6f8;
    --mel-borde: #e1e4e8;
    --mel-texto: #1f2328;
    --mel-texto-suave: #5b6470;
    --mel-error: #b42318;
    --mel-aviso: #8a5a00;
    --mel-ancho-menu: 270px;
    --mel-alto-cabecera: 52px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    height: 100%;
    font-family: "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
    font-size: 14px;
    color: var(--mel-texto);
    background: var(--mel-fondo);
}

a { color: var(--mel-primario); }

h1:focus { outline: none; }

/* ── Estructura ─────────────────────────────────────────── */

.mel-app {
    display: flex;
    flex-direction: column;
    height: 100vh;
}

.mel-cabecera {
    height: var(--mel-alto-cabecera);
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 12px;
    background: var(--mel-primario-oscuro);
    color: #fff;
    flex-shrink: 0;
}

.mel-cabecera .e-btn.e-flat,
.mel-cabecera .e-btn.e-flat .e-btn-icon { color: #fff; }

.mel-cabecera .e-btn.e-flat:hover { background: rgba(255, 255, 255, .12); }

.mel-marca {
    color: #fff;
    font-size: 17px;
    font-weight: 600;
    text-decoration: none;
    white-space: nowrap;
}

.mel-cabecera-centro { flex: 1; display: flex; justify-content: center; min-width: 0; }

.mel-cabecera-usuario { display: flex; align-items: center; gap: 6px; white-space: nowrap; }

.mel-usuario-nombre { opacity: .9; }

.mel-contexto { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }

.mel-contexto .e-input-group { background: #fff; }

.mel-cuerpo {
    flex: 1;
    display: flex;
    min-height: 0;
}

.mel-menu {
    width: var(--mel-ancho-menu);
    flex-shrink: 0;
    overflow-y: auto;
    background: #fff;
    border-right: 1px solid var(--mel-borde);
    transition: margin-left .2s ease;
}

.mel-menu-cerrado { margin-left: calc(-1 * var(--mel-ancho-menu)); }

.mel-menu-mensaje { padding: 16px; color: var(--mel-texto-suave); }

.mel-contenido {
    flex: 1;
    min-width: 0;
    overflow: auto;
    padding: 20px 24px;
}

/* ── Textos y alertas ───────────────────────────────────── */

.mel-titulo-pagina { font-size: 22px; font-weight: 600; margin: 0 0 16px; }

.mel-texto-suave { color: var(--mel-texto-suave); }

.mel-texto-error { color: #ffd7d3; font-size: 12px; }

.mel-alerta {
    padding: 10px 14px;
    border-radius: 6px;
    margin-bottom: 14px;
    border: 1px solid transparent;
}

.mel-alerta-error { background: #fef3f2; border-color: #fecdca; color: var(--mel-error); }

.mel-alerta-aviso { background: #fffaeb; border-color: #fedf89; color: var(--mel-aviso); }

/* ── Tarjetas de inicio ─────────────────────────────────── */

.mel-tarjetas {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.mel-tarjeta {
    background: #fff;
    border: 1px solid var(--mel-borde);
    border-radius: 8px;
    padding: 14px 16px;
}

.mel-tarjeta-etiqueta { font-size: 12px; color: var(--mel-texto-suave); text-transform: uppercase; letter-spacing: .04em; }

.mel-tarjeta-valor { font-size: 16px; font-weight: 600; margin-top: 4px; }

/* ── Formularios ────────────────────────────────────────── */

.mel-campo { flex: 1; margin-bottom: 14px; min-width: 0; }

.mel-campo-corto { flex: 0 0 140px; }

.mel-form-fila { display: flex; gap: 14px; }

.mel-form-checks { gap: 28px; margin-top: 4px; }

.validation-message { color: var(--mel-error); font-size: 12px; margin-top: 2px; }

/* Formularios anchos: rejilla de 2 (o 3) columnas que pasa a 1 en pantallas pequeñas */
.mel-form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: 16px; }
.mel-form-grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.mel-col-completa { grid-column: 1 / -1; }

@media (max-width: 640px) {
    .mel-form-grid, .mel-form-grid-3 { grid-template-columns: minmax(0, 1fr); }
}

.mel-seccion {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .04em;
    color: var(--mel-primario-oscuro);
    margin: 18px 0 10px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--mel-borde);
}

.mel-seccion:first-of-type { margin-top: 0; }

.mel-ayuda { font-size: 12px; color: var(--mel-texto-suave); margin-top: 3px; }

.mel-dialogo-ancho { max-width: 96vw; }

.mel-filtros { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 12px; }

.mel-alerta-ok { background: #ecfdf3; border-color: #abefc6; color: #067647; }

/* Estados de periodos (IVA diferenciado) */
.mel-estado { display: inline-block; padding: 1px 9px; border-radius: 10px; font-size: 12px; font-weight: 600; }
.mel-estado-vigente { background: #ecfdf3; color: #067647; }
.mel-estado-programado { background: #eef4fb; color: var(--mel-primario); }
.mel-estado-finalizado, .mel-estado-inactivo { background: #f2f4f7; color: #667085; }
.mel-estado-pendiente { background: #fffaeb; color: var(--mel-aviso); }
.mel-estado-anulado { background: #fef3f2; color: var(--mel-error); }

/* Inventario */
.mel-num { text-align: right; white-space: nowrap; font-variant-numeric: tabular-nums; }
.mel-entrada { color: #067647; }
.mel-salida { color: var(--mel-error); }
.mel-resumen { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 12px; margin-bottom: 14px; }
.mel-lineas { margin-top: 6px; }
.mel-lineas td { vertical-align: middle; }
.mel-lineas .mel-celda-num { width: 120px; }
.mel-lineas .mel-celda-lote { min-width: 190px; }
.mel-lineas tfoot td, .mel-lineas tfoot th { font-weight: 600; background: #f8f9fb; }
.mel-agregar { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-top: 6px; }
.mel-agregar .mel-campo { min-width: 280px; }
.mel-cabecera-doc { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin-bottom: 10px; }
.mel-cabecera-doc .mel-texto-suave { font-size: 13px; }

.mel-probador { grid-column: span 2; }
.mel-probador-campos { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 8px; }
.mel-probador-resultado { margin-top: 10px; font-size: 13px; }

/* Visor de auditoría */
.mel-filtros-auditoria { align-items: flex-end; background: #fff; border: 1px solid var(--mel-borde); border-radius: 8px; padding: 12px 14px; }
.mel-filtros-botones { display: flex; gap: 8px; }
.mel-paginador { display: flex; align-items: center; justify-content: flex-end; gap: 8px; margin-top: 10px; }
.mel-paginador > span { margin-right: auto; }
.mel-accion { display: inline-block; padding: 1px 8px; border-radius: 10px; font-size: 12px; font-weight: 600; background: #f2f4f7; color: #475467; }
.mel-accion-crear { background: #ecfdf3; color: #067647; }
.mel-accion-editar { background: #eef4fb; color: var(--mel-primario); }
.mel-accion-eliminar, .mel-accion-anular, .mel-accion-error { background: #fef3f2; color: var(--mel-error); }
.mel-accion-login, .mel-accion-logout { background: #f4f3ff; color: #5925dc; }
.mel-detalle { display: grid; grid-template-columns: 110px 1fr; gap: 4px 14px; margin: 0 0 14px; }
.mel-detalle dt { color: var(--mel-texto-suave); }
.mel-detalle dd { margin: 0; word-break: break-word; }
.mel-tabla-cambios td { text-align: left; word-break: break-word; }
.mel-tabla-cambios tr.mel-cambio td { background: #fffaeb; font-weight: 600; }

/* Tablas editables (tramos de impuesto a la renta) */
.mel-tabla { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid var(--mel-borde); border-radius: 8px; margin: 8px 0; }
.mel-tabla th, .mel-tabla td { padding: 6px 10px; border-bottom: 1px solid var(--mel-borde); vertical-align: middle; }
.mel-tabla th { font-size: 13px; font-weight: 600; color: var(--mel-texto-suave); text-align: left; background: #f9fafb; }
.mel-solo-lector { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Formularios con pestañas (terceros, artículos) */
.mel-pestanas .e-tab-header { margin-bottom: 4px; }
.mel-pestana { padding-top: 14px; min-height: 340px; }
.mel-fila-editable { margin-bottom: 10px; padding: 10px 12px 2px; }
.mel-fila-acciones { display: flex; align-items: center; justify-content: space-between; margin-bottom: 8px; }

/* Indicador Sí/No en grillas */
.mel-sino {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 1px 9px;
    border-radius: 10px;
    font-size: 12px;
    font-weight: 600;
    line-height: 18px;
    white-space: nowrap;
}
.mel-sino-si { background: #ecfdf3; color: #067647; }
.mel-sino-no { background: #f2f4f7; color: #667085; font-weight: 500; }

.mel-campo-check { display: flex; align-items: flex-end; padding-bottom: 6px; }

/* Accesos de usuario (sucursal + rol) */
.mel-fila-acceso { align-items: flex-end; }
.mel-btn-quitar { margin-bottom: 14px; }

/* Contraseña temporal */
.mel-clave-temporal { display: grid; grid-template-columns: auto 1fr; gap: 6px 14px; margin: 14px 0; }
.mel-clave-temporal dt { color: var(--mel-texto-suave); }
.mel-clave-temporal dd { margin: 0; }
.mel-clave-temporal code {
    font-size: 16px;
    padding: 2px 8px;
    border-radius: 4px;
    background: #f2f4f7;
    border: 1px solid var(--mel-borde);
    user-select: all;
    letter-spacing: .03em;
}

/* Cambio de contraseña */
.mel-cuenta { max-width: 820px; }
.mel-cuenta-cuerpo { display: flex; gap: 28px; flex-wrap: wrap; align-items: flex-start; }
.mel-cuenta-form { flex: 1 1 320px; background: #fff; border: 1px solid var(--mel-borde); border-radius: 8px; padding: 18px; }
.mel-reglas { flex: 1 1 260px; }
.mel-reglas h2 { font-size: 13px; font-weight: 600; margin: 4px 0 8px; }
.mel-reglas ul { list-style: none; padding: 0; margin: 0; }
.mel-reglas li { padding: 3px 0; color: var(--mel-texto-suave); }
.mel-regla-ok { color: #067647 !important; }

/* Matriz de permisos */
.mel-matriz-cabecera { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.mel-matriz-cabecera .mel-seccion { flex: 1; }
.mel-matriz-acciones { display: flex; gap: 4px; }
.mel-matriz-contenedor { max-height: 52vh; overflow: auto; border: 1px solid var(--mel-borde); border-radius: 6px; }
.mel-matriz { width: 100%; border-collapse: collapse; font-size: 13px; }
.mel-matriz th, .mel-matriz td { padding: 6px 8px; border-bottom: 1px solid var(--mel-borde); text-align: center; }
.mel-matriz thead th { position: sticky; top: 0; z-index: 1; background: #f8f9fb; font-weight: 600; white-space: nowrap; }
.mel-matriz .mel-matriz-funcion { text-align: left; font-weight: 400; min-width: 200px; }
.mel-matriz thead .mel-matriz-funcion { font-weight: 600; }
.mel-matriz-modulo th { text-align: left; background: #eef4fb; color: var(--mel-primario-oscuro); font-weight: 600; }
.mel-matriz tbody tr:hover td, .mel-matriz tbody tr:hover th[scope="row"] { background: #fafbfc; }
.mel-matriz input[type="checkbox"] { width: 16px; height: 16px; cursor: pointer; accent-color: var(--mel-primario); }
.mel-matriz input[type="checkbox"]:disabled { cursor: default; }
.mel-matriz-alcance { min-width: 160px; }
.mel-select {
    width: 100%;
    padding: 4px 6px;
    border: 1px solid #c8ccd2;
    border-radius: 4px;
    background: #fff;
    font: inherit;
}
.mel-select:disabled { background: #f5f6f8; color: var(--mel-texto-suave); }

.mel-solo-lectura.e-input-group,
.mel-solo-lectura.e-input-group input { background: #f5f6f8 !important; color: var(--mel-texto-suave); }

/* Estado del RUC en vivo */
.mel-ruc-estado { display: flex; align-items: flex-start; gap: 6px; font-size: 12px; margin-top: 4px; line-height: 1.4; }
.mel-insignia {
    flex-shrink: 0;
    padding: 1px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
    background: #eef4fb;
    color: var(--mel-primario);
}
.mel-ruc-ok { color: #067647; }
.mel-ruc-ok .mel-insignia { background: #ecfdf3; color: #067647; }
.mel-ruc-aviso { color: var(--mel-aviso); }
.mel-ruc-aviso .mel-insignia { background: #fffaeb; color: var(--mel-aviso); }
.mel-ruc-error { color: var(--mel-error); }
.mel-ruc-error .mel-insignia { background: #fef3f2; color: var(--mel-error); }
.mel-ruc-neutro { color: var(--mel-texto-suave); }

.mel-dialogo-botones {
    display: flex;
    justify-content: flex-end;
    gap: 8px;
    margin-top: 18px;
    padding-top: 12px;
    border-top: 1px solid var(--mel-borde);
}

/* ── Íconos propios ─────────────────────────────────────── */

.mel-icono { width: 20px; height: 20px; display: inline-block; flex-shrink: 0; }

/* ── Pantalla de ingreso ────────────────────────────────── */

.mel-ingreso-raiz { min-height: 100vh; }

.mel-ingreso {
    display: grid;
    grid-template-columns: minmax(380px, 42%) 1fr;
    min-height: 100vh;
}

/* Panel de marca (izquierda) */
.mel-ingreso-marca {
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 48px 56px 28px;
    color: #fff;
    background: linear-gradient(150deg, #071f33 0%, #0c3b5e 45%, #1565c0 100%);
}

.mel-burbuja {
    position: absolute;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, .18), rgba(255, 255, 255, .02));
    animation: mel-flotar 14s ease-in-out infinite;
}
.mel-burbuja-1 { width: 420px; height: 420px; top: -140px; right: -160px; }
.mel-burbuja-2 { width: 260px; height: 260px; bottom: -90px; left: -80px; animation-delay: -5s; }
.mel-burbuja-3 {
    width: 120px; height: 120px; top: 46%; right: 12%; animation-delay: -9s;
    background: radial-gradient(circle at 30% 30%, rgba(126, 217, 87, .35), rgba(126, 217, 87, .03));
}

.mel-marca-contenido { position: relative; z-index: 1; max-width: 460px; }

.mel-marca-logo { display: flex; align-items: center; gap: 14px; font-size: 24px; font-weight: 700; }
.mel-marca-logo img { filter: drop-shadow(0 6px 14px rgba(0, 0, 0, .3)); }

.mel-marca-titulo { font-size: 30px; line-height: 1.25; font-weight: 700; margin: 44px 0 12px; }

.mel-marca-texto { color: rgba(255, 255, 255, .78); font-size: 15px; line-height: 1.6; margin: 0 0 32px; }

.mel-marca-lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 16px; }
.mel-marca-lista li { display: flex; align-items: center; gap: 14px; }
.mel-marca-lista strong { display: block; font-size: 14.5px; }
.mel-marca-lista small { display: block; color: rgba(255, 255, 255, .7); font-size: 12.5px; margin-top: 2px; }

.mel-marca-icono {
    flex: 0 0 42px;
    height: 42px;
    border-radius: 12px;
    display: grid;
    place-items: center;
    background: rgba(255, 255, 255, .12);
    border: 1px solid rgba(255, 255, 255, .18);
}
.mel-marca-icono .mel-icono { width: 22px; height: 22px; }

.mel-marca-pie { position: relative; z-index: 1; font-size: 12px; color: rgba(255, 255, 255, .6); }

/* Panel del formulario (derecha) */
.mel-ingreso-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 20px;
    background:
        radial-gradient(circle at 85% 10%, rgba(21, 101, 192, .10), transparent 40%),
        radial-gradient(circle at 10% 90%, rgba(126, 217, 87, .10), transparent 40%),
        #f4f7fb;
}

.mel-ingreso-logo-movil { display: none; }

.mel-ingreso-saludo {
    width: 100%;
    max-width: 580px;
    margin: 0 0 14px;
    font-size: 15px;
    color: var(--mel-texto-suave);
}

.mel-ingreso-tarjeta {
    width: 100%;
    max-width: 580px;
    background: #fff;
    border-radius: 14px;
    overflow: hidden;
    border: 1px solid #e3e9f1;
    box-shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 18px 40px -12px rgba(12, 59, 94, .28);
    animation: mel-aparecer .5s ease-out both;
}

.mel-ingreso-cabecera {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    padding: 14px 22px;
    color: #fff;
    background: linear-gradient(90deg, #0c3b5e, #1565c0);
}
.mel-ingreso-cabecera h1 { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: .02em; }

/* Indicador de pasos */
.mel-pasos { display: flex; gap: 6px; list-style: none; margin: 0; padding: 0; }
.mel-paso {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px 4px 4px;
    border-radius: 999px;
    font-size: 12px;
    background: rgba(255, 255, 255, .12);
    color: rgba(255, 255, 255, .75);
    transition: background .25s, color .25s;
}
.mel-paso-num {
    width: 20px; height: 20px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 11px;
    font-weight: 700;
    background: rgba(255, 255, 255, .2);
}
.mel-paso-num .mel-icono { width: 12px; height: 12px; stroke-width: 3; }
.mel-paso.activo { background: #fff; color: var(--mel-primario-oscuro); }
.mel-paso.activo .mel-paso-num { background: var(--mel-primario); color: #fff; }
.mel-paso.completado { background: rgba(126, 217, 87, .25); color: #fff; }
.mel-paso.completado .mel-paso-num { background: #5cb845; color: #fff; }

.mel-ingreso-cuerpo {
    display: grid;
    grid-template-columns: 112px 1fr;
    gap: 22px;
    padding: 24px 24px 8px;
    background: linear-gradient(180deg, #f6f9fe 0%, #fff 60%);
}

.mel-ingreso-avatar {
    width: 112px; height: 112px;
    border-radius: 20px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, #e8f1fd, #d4e4fa);
    border: 1px solid #c9dbf4;
    box-shadow: inset 0 1px 0 #fff, 0 8px 18px -10px rgba(21, 101, 192, .5);
}
.mel-ingreso-avatar img { width: 84px; height: auto; }

.mel-avatar-iniciales {
    width: 78px; height: 78px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    font-size: 28px;
    font-weight: 700;
    color: #fff;
    background: linear-gradient(145deg, #42a5f5, #0c3b5e);
    box-shadow: 0 6px 16px -6px rgba(12, 59, 94, .6);
    animation: mel-aparecer .35s ease-out both;
}

.mel-ingreso-leyenda { margin: 2px 0 16px; color: var(--mel-texto-suave); font-size: 13.5px; }
.mel-ingreso-leyenda strong { color: var(--mel-texto); }

/* Campos con ícono */
.mel-campo-ingreso { margin-bottom: 14px; }
.mel-campo-ingreso label { display: block; margin-bottom: 5px; font-size: 12.5px; font-weight: 600; color: #344054; }
.mel-campo-bloqueado { opacity: .55; }
.mel-campo-revelar { animation: mel-revelar .4s ease-out both; }

.mel-control { position: relative; }

.mel-control-icono {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px; height: 18px;
    color: #7a8699;
    z-index: 2;
    pointer-events: none;
    transition: color .2s;
}
.mel-control:focus-within .mel-control-icono { color: var(--mel-primario); }

.mel-control .e-input-group {
    width: 100% !important;
    min-height: 42px;
    border-radius: 8px !important;
    border-color: #cfd8e3 !important;
    background: #fff;
    transition: border-color .2s, box-shadow .2s;
}
.mel-control .e-input-group::before,
.mel-control .e-input-group::after { display: none !important; }
.mel-control .e-input-group input.e-input { min-height: 40px; padding-left: 40px !important; font-size: 14px; }
.mel-control-con-accion .e-input-group input.e-input { padding-right: 44px !important; }
.mel-control .e-input-group.e-input-focus {
    border-color: var(--mel-primario) !important;
    box-shadow: 0 0 0 3px rgba(15, 108, 189, .16) !important;
}
.mel-control-error .e-input-group { border-color: var(--mel-error) !important; }
.mel-control-error .mel-control-icono { color: var(--mel-error); }
.mel-solo-lectura .e-input-group { background: #f3f6fa !important; }

.mel-control-accion {
    position: absolute;
    right: 6px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 3;
    width: 32px; height: 32px;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: #7a8699;
    display: grid;
    place-items: center;
    cursor: pointer;
}
.mel-control-accion:hover:not(:disabled) { background: #eef3f9; color: var(--mel-primario); }
.mel-control-accion:disabled { cursor: default; opacity: .45; }
.mel-control-accion .mel-icono { width: 18px; height: 18px; }

/* Botones */
.mel-ingreso-acciones {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    padding: 14px 24px;
    background: #f5f8fc;
    border-top: 1px solid #e3e9f1;
}
.mel-ingreso-acciones .e-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    min-width: 132px;
    height: 40px;
    border-radius: 8px;
    font-weight: 600;
}
.mel-btn-principal.e-btn.e-primary {
    border-color: transparent;
    background: linear-gradient(90deg, #1565c0, #0f6cbd);
    box-shadow: 0 6px 14px -6px rgba(21, 101, 192, .7);
}
.mel-btn-principal.e-btn.e-primary:hover:not(:disabled) { background: linear-gradient(90deg, #0d4f9c, #0c5aa0); }
.mel-btn-icono { width: 16px; height: 16px; }

.mel-girador {
    display: inline-block;
    width: 14px; height: 14px;
    border: 2px solid rgba(255, 255, 255, .45);
    border-top-color: #fff;
    border-radius: 50%;
    animation: mel-girar .8s linear infinite;
}

.mel-ingreso-ayuda { margin: 18px 0 0; font-size: 12.5px; color: var(--mel-texto-suave); text-align: center; }

@keyframes mel-aparecer { from { opacity: 0; transform: translateY(14px); } to { opacity: 1; transform: none; } }
@keyframes mel-revelar { from { opacity: .4; transform: translateY(6px); } to { opacity: 1; transform: none; } }
@keyframes mel-flotar { 0%, 100% { transform: translate(0, 0); } 50% { transform: translate(18px, -22px); } }
@keyframes mel-girar { to { transform: rotate(360deg); } }

@media (max-width: 960px) {
    .mel-ingreso { grid-template-columns: 1fr; }
    .mel-ingreso-marca { display: none; }
    .mel-ingreso-logo-movil {
        display: flex;
        align-items: center;
        gap: 10px;
        margin-bottom: 10px;
        font-size: 20px;
        font-weight: 700;
        color: var(--mel-primario-oscuro);
    }
}

@media (max-width: 520px) {
    .mel-ingreso-panel { padding: 20px 12px; justify-content: flex-start; }
    .mel-ingreso-cuerpo { grid-template-columns: 1fr; gap: 12px; padding: 18px 16px 4px; }
    .mel-ingreso-avatar { width: 72px; height: 72px; border-radius: 16px; margin: 0 auto; }
    .mel-ingreso-avatar img { width: 54px; }
    .mel-avatar-iniciales { width: 56px; height: 56px; font-size: 20px; }
    .mel-ingreso-leyenda { text-align: center; }
    .mel-ingreso-cabecera { padding: 12px 16px; }
    .mel-ingreso-cabecera h1 { font-size: 17px; }
    .mel-ingreso-acciones { padding: 12px 16px; }
    .mel-ingreso-acciones .e-btn { flex: 1; min-width: 0; }
}

@media (prefers-reduced-motion: reduce) {
    .mel-ingreso *, .mel-ingreso *::before, .mel-ingreso *::after { animation: none !important; transition: none !important; }
}

/* ── Pantallas pequeñas (celular) ───────────────────────── */

@media (max-width: 899px) {
    .mel-menu {
        position: absolute;
        top: var(--mel-alto-cabecera);
        bottom: 0;
        left: 0;
        z-index: 1000;
        box-shadow: 4px 0 16px rgba(0, 0, 0, .15);
    }

    .mel-contenido { padding: 14px; }

    .mel-cabecera-centro, .mel-usuario-nombre { display: none; }

    .mel-form-fila { flex-direction: column; gap: 0; }

    .mel-campo-corto { flex: 1; }
}