/* Estilos generales */
body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #f5f5f5;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
header {
    background-color: #2c3e50;
    color: white;
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo h1 {
    margin: 0;
    font-size: 1.5em;
}

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
}

nav ul li {
    margin-right: 20px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 5px 10px;
    border-radius: 3px;
    transition: background-color 0.3s;
}

nav ul li a:hover {
    background-color: #34495e;
}

/* Main content */
main {
    background-color: white;
    padding: 20px;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    margin-top: 20px;
}

.user-info {
    background-color: #f8f9fa;
    padding: 10px;
    margin-bottom: 20px;
    border-left: 4px solid #3498db;
    font-size: 0.9em;
}

/* Formularios */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group input[type="password"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 1em;
}

.form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.form-row {
    display: flex;
    gap: 20px;
    margin-bottom: 15px;
}

.form-row .form-group {
    flex: 1;
}

/* Botones */
.btn {
    display: inline-block;
    padding: 8px 15px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    font-size: 0.9em;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #2980b9;
}

.btn-primary {
    background-color: #2ecc71;
}

.btn-primary:hover {
    background-color: #27ae60;
}

.btn-eliminar {
    background-color: #e74c3c;
}

.btn-eliminar:hover {
    background-color: #c0392b;
}

/* Tablas */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
    font-size: 0.9em;
}

table th, table td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: left;
}

table th {
    background-color: #f2f2f2;
    font-weight: bold;
}

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

table tr:hover {
    background-color: #f1f1f1;
}

/* Alertas */
.alert {
    padding: 10px 15px;
    margin-bottom: 20px;
    border-radius: 4px;
    font-size: 0.9em;
}

.alert-error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Login */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #ecf0f1;
}

.login-box {
    background: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    width: 100%;
    max-width: 400px;
}

.login-box h1, .login-box h2 {
    text-align: center;
    color: #2c3e50;
}

.login-box h1 {
    margin-bottom: 5px;
}

.login-box h2 {
    margin-top: 0;
    margin-bottom: 20px;
    font-size: 1.2em;
}

/* Dashboard */
.dashboard-stats {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    flex: 1;
    background-color: #f8f9fa;
    padding: 20px;
    border-radius: 5px;
    text-align: center;
    box-shadow: 0 0 5px rgba(0,0,0,0.05);
}

.stat-card h3 {
    margin-top: 0;
    color: #7f8c8d;
    font-size: 1em;
}

.stat-card p {
    font-size: 1.5em;
    font-weight: bold;
    margin-bottom: 0;
    color: #2c3e50;
}

/* Cotizaciones */
.cotizacion-header {
    display: flex;
    gap: 30px;
    margin-bottom: 20px;
}

.cotizacion-info {
    flex: 1;
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
}

.cotizacion-info p {
    margin: 5px 0;
}

.cotizacion-notas {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
    margin-top: 20px;
}

.cotizacion-notas h4 {
    margin-top: 0;
}

.cotizacion-acciones {
    margin-top: 20px;
    display: flex;
    gap: 10px;
}

/* Filtros */
.filtros {
    background-color: #f8f9fa;
    padding: 15px;
    border-radius: 5px;
    margin: 20px 0;
}

/* Paginación */
.paginacion {
    display: flex;
    gap: 5px;
    margin-top: 20px;
}

.paginacion a {
    display: inline-block;
    padding: 5px 10px;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 3px;
    font-size: 0.9em;
}

.paginacion a.activo {
    background-color: #2c3e50;
}

.paginacion a:hover:not(.activo) {
    background-color: #2980b9;
}

/* Text alignment */
.text-right {
    text-align: right;
}

/* Responsive */
@media (max-width: 768px) {
    .form-row, .dashboard-stats, .cotizacion-header {
        flex-direction: column;
        gap: 15px;
    }
    
    .cotizacion-acciones {
        flex-wrap: wrap;
    }
    
    nav ul {
        flex-direction: column;
        gap: 10px;
    }
    
    header .container {
        flex-direction: column;
        text-align: center;
    }
    
    header .logo {
        margin-bottom: 15px;
    }
}