/**
 * Bruztrap - Componente: Modales
 *
 * MODAL:
 * - Base:      .modal > .modal-dialogo > .modal-contenido
 * - Partes:    .modal-cabecera, .modal-cuerpo, .modal-pie
 * - Tamaños:   .modal-sm | .modal-lg | .modal-xl | .modal-pantalla | .modal-pantalla-sm
 * - Posición:  .modal-centrado (vertical)
 * - Sin chrome: .modal-simple (sin cabecera/pie, cerrar flotante)
 * - Cuerpo con scroll: .modal-cuerpo-scroll
 * - Pie separado: .modal-pie-separado
 * - Confirmación: .modal-confirmacion
 * - Animaciones alternativas: .modal-animacion-zoom | .modal-animacion-slide | .modal-sin-animacion
 *
 * BACKDROP:
 * - Base: .backdrop
 *
 * Activación: JS añade .mostrar al .modal y .backdrop
 * Body:       JS añade .modal-abierto al <body>
 */

/* ========================================
   BACKDROP (fondo oscuro)
   ======================================== */

.backdrop {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-modal-fondo);
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.5);
    opacity: 0;
    pointer-events: none; /* Sin .mostrar no intercepta clics */
    transition: opacity var(--transicion-normal) ease-out;
}

.backdrop.mostrar {
    opacity: 1;
    pointer-events: auto;
}

/* ========================================
   MODAL - BASE
   ======================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    z-index: var(--z-modal);
    display: none;
    width: 100%;
    height: 100%;
    overflow-x: hidden;
    overflow-y: auto;
    outline: 0;
}

dialog.modal {
    padding: 0;
    border: 0;
    max-width: none;
    max-height: none;
    color: inherit;
    background: transparent;
    opacity: 0;
    transition:
        opacity var(--transicion-normal) ease-out,
        overlay var(--transicion-normal) allow-discrete,
        display var(--transicion-normal) allow-discrete;
}

dialog.modal::backdrop {
    background-color: transparent;
    transition:
        background-color var(--transicion-normal) ease-out,
        overlay var(--transicion-normal) allow-discrete,
        display var(--transicion-normal) allow-discrete;
}

dialog.modal:open,
.modal.mostrar:not(dialog) {
    display: block;
}

dialog.modal:open {
    opacity: 1;
}

dialog.modal:open::backdrop {
    background-color: rgba(0, 0, 0, 0.5);
}

@starting-style {
    dialog.modal:open {
        opacity: 0;
    }

    dialog.modal:open::backdrop {
        background-color: transparent;
    }
}

/* Centrado vertical: el .modal actúa como contenedor flex */
.modal.modal-centrado {
    display: none;
    align-items: center;
}

dialog.modal.modal-centrado:open,
.modal.modal-centrado.mostrar:not(dialog) {
    display: flex;
}

/* ========================================
   MODAL - DIÁLOGO
   ======================================== */

.modal-dialogo {
    position: relative;
    width: auto;
    margin: 1.75rem auto;
    max-width: 500px;
    pointer-events: none;
    /* Animación de entrada: baja desde arriba y aparece */
    transform: translateY(-50px);
    opacity: 0;
    transition:
        transform var(--transicion-normal) ease-out,
        opacity var(--transicion-normal) ease-out;
}

.modal.mostrar .modal-dialogo {
    transform: translateY(0);
    opacity: 1;
}

dialog.modal .modal-dialogo {
    transform: translateY(0);
    opacity: 1;
}

dialog.modal.bruzmodal-animando .modal-dialogo {
    transform: translateY(-50px);
    opacity: 0;
}

dialog.modal.bruzmodal-animando.mostrar .modal-dialogo {
    transform: translateY(0);
    opacity: 1;
}

/* Cuando el modal está centrado, el diálogo ocupa todo el ancho disponible */
.modal-centrado .modal-dialogo {
    margin: auto;
    width: 100%;
}

/* ========================================
   MODAL - CONTENIDO
   ======================================== */

.modal-contenido {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: var(--color-blanco);
    background-clip: padding-box;
    border: 1px solid var(--color-borde);
    border-radius: var(--radio-lg);
    box-shadow: var(--sombra-xl);
    outline: 0;
}

/* ========================================
   MODAL - CABECERA
   ======================================== */

.modal-cabecera {
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--color-borde);
    border-top-left-radius: calc(var(--radio-lg) - 1px);
    border-top-right-radius: calc(var(--radio-lg) - 1px);
}

.modal-titulo {
    margin: 0;
    font-size: var(--texto-lg);
    font-weight: var(--peso-semibold);
    line-height: 1.5;
    color: var(--color-texto);
}

.modal-cerrar {
    padding: 0.5rem;
    margin: -0.5rem -0.5rem -0.5rem auto;
    background: transparent;
    border: 0;
    border-radius: var(--radio-md);
    cursor: pointer;
    opacity: 0.5;
    transition: opacity var(--transicion-rapida);
}

.modal-cerrar:hover {
    opacity: 1;
}

.modal-cerrar svg {
    width: 1.25rem;
    height: 1.25rem;
    display: block;
}

/* ========================================
   MODAL - CUERPO
   ======================================== */

.modal-cuerpo {
    position: relative;
    flex: 1 1 auto;
    padding: 1.25rem;
    font-size: var(--texto-sm);
    color: var(--color-texto-secundario);
}

/* Cuerpo con scroll interno */
.modal-cuerpo-scroll {
    max-height: 400px;
    overflow-y: auto;
}

/* ========================================
   MODAL - PIE
   ======================================== */

.modal-pie {
    display: flex;
    flex-shrink: 0;
    flex-wrap: wrap;
    align-items: center;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
    border-top: 1px solid var(--color-borde);
    border-bottom-left-radius: calc(var(--radio-lg) - 1px);
    border-bottom-right-radius: calc(var(--radio-lg) - 1px);
}

/* Pie con botones a los lados */
.modal-pie-separado {
    justify-content: space-between;
}

/* ========================================
   MODAL - TAMAÑOS
   ======================================== */

.modal-sm .modal-dialogo  { max-width: 320px; }
.modal-lg .modal-dialogo  { max-width: 800px; }
.modal-xl .modal-dialogo  { max-width: 1140px; }

/* Pantalla completa */
.modal-pantalla .modal-dialogo {
    width: 100%;
    max-width: none;
    height: 100%;
    margin: 0;
}

.modal-pantalla .modal-contenido {
    height: 100%;
    border: 0;
    border-radius: 0;
}

.modal-pantalla .modal-cuerpo {
    overflow-y: auto;
}

/* Pantalla completa solo en móvil */
@media (max-width: 575px) {
    .modal-pantalla-sm .modal-dialogo {
        width: 100%;
        max-width: none;
        height: 100%;
        margin: 0;
    }

    .modal-pantalla-sm .modal-contenido {
        height: 100%;
        border: 0;
        border-radius: 0;
    }
}

/* ========================================
   MODAL - SIN CABECERA/PIE (simple)
   ======================================== */

.modal-simple .modal-cuerpo {
    padding: 1.5rem;
}

.modal-simple .modal-cerrar {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    z-index: 1;
    margin: 0;
}

/* ========================================
   DIÁLOGO DE CONFIRMACIÓN
   ======================================== */

.modal-confirmacion .modal-dialogo {
    max-width: 400px;
}

.modal-confirmacion .modal-cuerpo {
    text-align: center;
    padding: 1.5rem;
}

.modal-confirmacion .modal-icono {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    border-radius: 50%;
}

.modal-confirmacion .modal-icono svg {
    width: 2rem;
    height: 2rem;
}

.modal-confirmacion .modal-icono-exito  { background-color: var(--color-exito-claro);  color: var(--color-exito); }
.modal-confirmacion .modal-icono-peligro { background-color: var(--color-peligro-claro); color: var(--color-peligro); }
.modal-confirmacion .modal-icono-aviso  { background-color: var(--color-aviso-claro);  color: var(--color-aviso); }
.modal-confirmacion .modal-icono-info   { background-color: var(--color-primario-claro); color: var(--color-primario); }

.modal-confirmacion .modal-titulo {
    font-size: var(--texto-lg);
    margin-bottom: 0.5rem;
}

.modal-confirmacion .modal-mensaje {
    color: var(--color-texto-secundario);
    font-size: var(--texto-sm);
    margin: 0;
}

.modal-confirmacion .modal-pie {
    justify-content: center;
    border-top: none;
    padding-top: 0.5rem;
}

/* ========================================
   ANIMACIONES ALTERNATIVAS
   ======================================== */

.modal-animacion-zoom:not(dialog) .modal-dialogo,
dialog.modal-animacion-zoom.bruzmodal-animando .modal-dialogo {
    transform: scale(0.8);
    opacity: 0;
}

.modal-animacion-zoom.mostrar .modal-dialogo,
dialog.modal-animacion-zoom.bruzmodal-animando.mostrar .modal-dialogo {
    transform: scale(1);
    opacity: 1;
}

.modal-animacion-slide:not(dialog) .modal-dialogo,
dialog.modal-animacion-slide.bruzmodal-animando .modal-dialogo {
    transform: translateY(100px);
    opacity: 0;
}

.modal-animacion-slide.mostrar .modal-dialogo,
dialog.modal-animacion-slide.bruzmodal-animando.mostrar .modal-dialogo {
    transform: translateY(0);
    opacity: 1;
}

.modal-sin-animacion .modal-dialogo {
    transform: none;
    opacity: 1;
    transition: none;
}

/* ========================================
   BODY CON MODAL ABIERTO
   ======================================== */

/* JS añade esta clase al <body> para bloquear el scroll */
.modal-abierto,
body:has(dialog.modal[open]) {
    overflow: hidden;
    padding-right: var(--bms-scrollbar, 0px);
}

/* ========================================
   EFECTO ESTÁTICO (sacudida del diálogo)
   ======================================== */

@keyframes modal-sacudir {
    0%, 100% { transform: translateX(0); }
    25%      { transform: translateX(-6px); }
    75%      { transform: translateX(6px); }
}

.modal-dialogo.is-static {
    animation: modal-sacudir 0.18s ease-in-out;
}
