:root {
    --primary-color: #9a2a2a;
    --secondary-color: #c36868;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --background-light: rgba(255, 255, 255, 0.1);
    --background-dark: rgba(0, 0, 0, 0.1);
    --glass-effect-light: blur(10px);
    --glass-effect-dark: blur(10px);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    transition: background-color 0.3s, color 0.3s;
}

body.light-theme {
    background-color: var(--light-color);
    color: var(--dark-color);
}

body.dark-theme {
    background-color: var(--dark-color);
    color: var(--light-color);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    height: 80px;
    border-radius: 15px;
}

.theme-switcher {
    cursor: pointer;
}

.card {
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    transition: transform 0.3s;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.card:hover {
    transform: translateY(-5px);
}

.light-theme .card {
    background: var(--background-light);
    backdrop-filter: var(--glass-effect-light);
}

.dark-theme .card {
    background: var(--background-dark);
    backdrop-filter: var(--glass-effect-dark);
}

.footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 40px;
}

.btn-back {
    background-color: var(--primary-color);
    color: var(--light-color);
    padding: 10px 20px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    transition: background-color 0.3s;
}

.btn-back:hover {
    background-color: var(--secondary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        flex-direction: column;
    }

    .logo {
        margin-bottom: 20px;
    }

    .table-responsive {
        overflow-x: auto;
    }

    .table-responsive-two-rows table {
        width: 100% !important;
    }

    .table-responsive-two-rows table thead {
        display: none;
    }

    .table-responsive-two-rows table tbody tr {
        display: flex;
        flex-direction: column;
        margin-bottom: 1rem;
        border: 1px solid #ddd;
        border-radius: 5px;
        padding: 1rem;
    }

    .table-responsive-two-rows table tbody td {
        display: flex;
        justify-content: space-between;
        padding: 0.5rem 0;
        border: none;
    }

    .table-responsive-two-rows table tbody td:before {
        content: attr(data-label);
        font-weight: bold;
        margin-right: 0.5rem;
    }
}

/* Dark theme styles for DataTables */
.dark-theme .table {
    color: var(--light-color);
}

.dark-theme .dataTables_wrapper .dataTables_length,
.dark-theme .dataTables_wrapper .dataTables_filter,
.dark-theme .dataTables_wrapper .dataTables_info,
.dark-theme .dataTables_wrapper .dataTables_processing,
.dark-theme .dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--light-color) !important;
}

.dark-theme .page-item .page-link {
    background-color: var(--dark-color);
    border-color: var(--secondary-color);
    color: var(--light-color);
}

.dark-theme .page-item.disabled .page-link {
    background-color: var(--dark-color);
    border-color: var(--secondary-color);
    color: var(--light-color);
}

.dark-theme .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

/* Dark theme for modal */
.dark-theme .modal-content {
    background-color: var(--dark-color);
    color: var(--light-color);
}

.dark-theme .modal-header .close {
    color: var(--light-color);
}

.dark-theme .form-control {

    background-color: #343a40;

    color: var(--light-color);

    border-color: var(--secondary-color);

}



.dark-theme .form-select {



    background-color: #343a40;



    color: var(--light-color);



    border-color: var(--secondary-color);



    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23dee2e6' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e"); /* Custom SVG for dark theme dropdown arrow */



    background-repeat: no-repeat;



    background-position: right 0.75rem center;



    background-size: 16px 12px;



    -webkit-appearance: none;



    -moz-appearance: none;



    appearance: none;



}



.dark-theme .form-control:focus {

    background-color: #495057;

    color: var(--light-color);

}



.dark-theme .btn-primary {

    background: linear-gradient(to bottom, #c36868, #9a2a2a);

    border-color: #c36868;

    color: #fff;

}



.dark-theme .btn-primary:hover {

    background: linear-gradient(to top, #c36868, #9a2a2a);

    border-color: #9a2a2a;

}



.dark-theme .btn-success {

    background: linear-gradient(to bottom, #28a745, #218838);

    border-color: #28a745;

    color: #fff;

}



.dark-theme .btn-success:hover {

    background: linear-gradient(to top, #28a745, #218838);

    border-color: #218838;

}



.dark-theme .btn-secondary {

    background: linear-gradient(to bottom, #6c757d, #5a6268);

    border-color: #6c757d;

    color: #fff;

}



.dark-theme .btn-secondary:hover {

    background: linear-gradient(to top, #6c757d, #5a6268);

    border-color: #5a6268;

}







/* Login Page Specific Styles */



.page-login {



    display: flex;



    flex-direction: column;



    min-height: 100vh;



}







/* Forzar layout de una sola columna en el header del login */



.page-login .header {



    flex-direction: column;



    justify-content: center;



}







/* Ocultar solo el menú de usuario, no el theme-switcher */



.page-login .header .dropdown {



    display: none !important;



}







/* El theme switcher necesita un poco de margen en este nuevo layout */



.page-login .header .theme-switcher {



    margin-top: 15px;



}







.page-login .logo {



    height: 120px; /* Tamaño aumentado */



    margin-bottom: 1rem;



}







/* Centrar el contenido principal y permitir que crezca */



.page-login main.container {



    display: flex;



    flex-direction: column;



    justify-content: center; /* Centrado vertical */



    align-items: center; /* Centrado horizontal */



    flex-grow: 1; /* Ocupa el espacio disponible */



    padding-top: 0;



    width: 100%;



}







/* Asegurar que la fila y la columna del formulario ocupen el ancho necesario */



.page-login .row {



    width: 100%;



    justify-content: center;



}







.page-login .col-md-6.col-lg-4 {



    flex: 0 0 90%; /* Ocupa más ancho en pantallas pequeñas */



    max-width: 450px; /* Pero no más de 450px en pantallas grandes */



}



/* Estilos para la página de Carga Masiva */
.dark-theme #clienteList .list-group-item {
    background-color: var(--dark-color);
    color: var(--light-color);
}

#clienteList .list-group-item {
    cursor: pointer;
    transition: background-color 0.2s;
}

#clienteList .list-group-item:hover {
    background-color: rgba(0, 0, 0, 0.05);
}

.dark-theme #clienteList .list-group-item:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

#tablaVencimientos {
    width: 100%;
}