/* ===============================
   RESET LOCAL (Previene desbordamientos)
================================ */
#ac-modal *, #ac-modal *::before, #ac-modal *::after {
    box-sizing: border-box; /* Evita que el padding ensanche los elementos */
}

/* ===============================
   BOTÓN PRINCIPAL
================================ */
#ac-btn-open {
    background: linear-gradient(135deg, #18a866, #14965b);
    color: #fff;
    border: none;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: all .3s ease;
    box-shadow: 0 8px 20px rgba(24,168,102,.3);
}

#ac-btn-open:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(24,168,102,.4);
}

/* ===============================
   MODAL OVERLAY (Centrado y con Scroll)
================================ */
#ac-modal {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.75);
    display: none; /* Se activa con JS */
    align-items: center;
    justify-content: center;
    z-index: 999999;
    padding: 20px; /* Margen de seguridad para que no toque los bordes del celular */
    overflow-y: auto; /* Permite scroll si el modal es muy alto */
}

/* ===============================
   MODAL CONTENIDO
================================ */
#ac-modal-content {
    background: #fff;
    width: 100%;
    max-width: 560px; /* Ancho máximo */
    margin: auto; /* Centrado en el scroll */
    padding: 30px;
    border-radius: 18px;
    box-shadow: 0 20px 50px rgba(0,0,0,.35);
    animation: acFadeUp .25s ease;
    position: relative;
}

@keyframes acFadeUp {
    from { opacity: 0; transform: translateY(15px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ===============================
   TABS
================================ */
#ac-tabs {
    display: flex;
    gap: 12px;
    margin-bottom: 25px;
}

.ac-tab {
    flex: 1;
    padding: 12px;
    border-radius: 30px;
    border: none;
    background: #f3f3f3;
    font-weight: 600;
    cursor: pointer;
    transition: all .25s ease;
    font-size: 13px;
    text-transform: uppercase;
}

.ac-tab.active {
    background: #18a866;
    color: #fff;
}

/* ===============================
   FORMULARIO AGREGAR (2 Columnas Responsivo)
================================ */
#ac-form-agregar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); /* Se hace 1 columna en móviles pequeños */
    gap: 16px;
}

#ac-form-agregar input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 10px;
    font-size: 14px;
    background: #fafafa;
}

/* ===============================
   BOTONES DE ACCIÓN (Separación mejorada)
================================ */
.ac-seccion-botones {
    margin-top: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px; /* Espacio uniforme entre botones */
}

#ac-btn-guardar,
#ac-btn-eliminar,
#ac-cerrar {
    width: 100%;
    padding: 14px;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    font-size: 14px;
    transition: all .2s;
    display: block;
}

#ac-btn-guardar {
    background: #18a866;
    color: #fff;
    grid-column: 1 / -1; /* Ocupa todo el ancho en el grid */
}

#ac-btn-eliminar {
    background: #e04f4f;
    color: #fff;
    margin-top: 10px;
}

#ac-btn-eliminar:disabled {
    background: #ccc;
    cursor: not-allowed;
}

#ac-cerrar {
    background: #f1f1f1;
    color: #666;
    margin-top: 5px; /* Separación extra del botón de acción */
}

#ac-cerrar:hover {
    background: #e5e5e5;
    color: #333;
}

/* ===============================
   ELIMINAR – BUSCADOR Y LISTA
================================ */
#ac-form-eliminar input#ac-buscar-cliente {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 10px;
    margin-bottom: 15px;
}

#ac-lista-contenedor {
    max-height: 200px;
    overflow-y: auto;
    border: 1px solid #eee;
    border-radius: 10px;
    background: #fdfdfd;
}

.ac-cliente-item {
    padding: 12px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    font-size: 14px;
}

.ac-cliente-item:hover { background: #f0fdf4; }

.ac-cliente-item.seleccionado {
    background: #18a866 !important;
    color: #fff;
}
.ac-error {
    background: #fdecea;
    color: #b71c1c;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 15px;
    font-size: 14px;
}

.ac-ok {
    background: #e7f6ee;
    color: #1b5e20;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 15px;
    font-size: 14px;
}
/* Contenedor base del mensaje */
#ac-mensaje-notificacion {
    display: none;
    padding: 12px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-weight: 600;
    font-size: 14px;
    text-align: center;
    border: 1px solid transparent;
}

/* Variante Error (Rojo) */
#ac-mensaje-notificacion.error {
    display: block;
    background-color: #ffebee;
    color: #c62828;
    border-color: #ef9a9a;
}

/* Variante Éxito (Verde) */
#ac-mensaje-notificacion.exito {
    display: block;
    background-color: #e8f5e9; /* Verde similar a tus botones */
    color: #2e7d32;
    border-color: #a5d6a7;
}
/* Centrar el botón de apertura */
.ac-contenedor-boton {
    display: flex;
    justify-content: center; /* Centrado horizontal */
    align-items: center;
    width: 100%;
    margin: 20px 0; /* Espacio arriba y abajo del botón */
}

/* Tu botón principal (se mantiene igual, solo aseguramos que no flote) */
#ac-btn-open, #ac-btn-abrir {
    background: linear-gradient(135deg, #18a866, #14965b);
    color: #fff;
    border: none;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 700;
    cursor: pointer;
    transition: all .3s ease;
    box-shadow: 0 8px 20px rgba(24,168,102,.3);
    display: inline-block; /* Importante para que respete el centrado del padre */
}