/* Estilos generales */
body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 20px;
    color: #333;
}

/* Formulario */
form {
    background: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
    max-width: 600px;
}

form h3 {
    margin-top: 0;
    font-size: 1.5em;
    color: #5c67a3;
}

form label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
    color: #555;
}

form input[type="text"],
form input[type="date"],
form input[type="number"],
form select {
    width: calc(100% - 20px);
    padding: 8px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

form input[type="text"]:focus,
form input[type="date"]:focus,
form input[type="number"]:focus,
form select:focus {
    border-color: #5c67a3;
}

form button {
    background-color: #5c67a3;
    color: #fff;
    padding: 10px 15px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s ease;
}

form button:hover {
    background-color: #404d90;
}

/* Tabla */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background: #fff;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
    overflow: hidden;
}

table th,
table td {
    text-align: left;
    padding: 12px 15px;
}

table thead {
    background-color: #5c67a3;
    color: #fff;
}

table tbody tr:nth-child(odd) {
    background-color: #f9f9f9;
}

table tbody tr:nth-child(even) {
    background-color: #f1f1f1;
}

table tbody tr:hover {
    background-color: #eaeaea;
}

/* Botones en la tabla */
table a {
    text-decoration: none;
    color: #fff;
    padding: 5px 10px;
    border-radius: 4px;
    font-size: 12px;
    transition: background-color 0.3s ease;
}

table a[href*="edit"] {
    background-color: #4caf50;
}

table a[href*="delete"] {
    background-color: #f44336;
}

table a:hover {
    opacity: 0.8;
}

/* Filtros */
form h3 {
    margin-top: 0;
}

form select,
form input {
    margin-bottom: 15px;
}

/* Mensajes de deudas */
h3 {
    color: #333;
}

.deuda {
    padding: 10px 15px;
    margin: 10px 0;
    border-radius: 5px;
}

.deuda.positiva {
    background-color: #d4edda;
    color: #155724;
}

.deuda.negativa {
    background-color: #f8d7da;
    color: #721c24;
}

/* Estilo para los encabezados de la tabla */
table th {
    cursor: pointer;
    position: relative;
}

table th.asc::after {
    content: "▲";
    position: absolute;
    right: 10px;
    font-size: 12px;
    color: #5c67a3;
}

table th.desc::after {
    content: "▼";
    position: absolute;
    right: 10px;
    font-size: 12px;
    color: #5c67a3;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
    }
input[type=number] { -moz-appearance:textfield; }