/* Estilos para la página de login */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.login-card {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    padding: 40px;
    text-align: center;
}

.login-header {
    margin-bottom: 30px;
}

.logo {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    box-shadow: 0 10px 20px rgba(39, 174, 96, 0.3);
}

.logo i {
    color: white;
    font-size: 32px;
}

.login-header h1 {
    color: #2c3e50;
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 10px;
}

.login-header p {
    color: #7f8c8d;
    font-size: 16px;
}

.version-selection {
    margin-bottom: 30px;
}

.version-selection h3 {
    color: #2c3e50;
    font-size: 18px;
    margin-bottom: 15px;
    text-align: left;
}

.version-options {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
}

.version-btn {
    flex: 1;
    padding: 12px 20px;
    border: 2px solid #e0e0e0;
    background: white;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
}

.version-btn.active {
    background: #27ae60;
    border-color: #27ae60;
    color: white;
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.3);
}

.version-btn:not(.active):hover {
    border-color: #27ae60;
    color: #27ae60;
}

.version-btn i {
    font-size: 16px;
}

.login-form {
    text-align: left;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    color: #2c3e50;
    font-weight: 600;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s ease;
    background: #f8f9fa;
}

.form-group input:focus {
    outline: none;
    border-color: #27ae60;
    background: white;
    box-shadow: 0 0 0 3px rgba(39, 174, 96, 0.1);
}

.password-input {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: #7f8c8d;
    cursor: pointer;
    font-size: 18px;
    transition: color 0.3s ease;
}

.toggle-password:hover {
    color: #27ae60;
}

.form-options {
    margin-bottom: 25px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 14px;
    color: #2c3e50;
}

.checkbox-label input[type="checkbox"] {
    display: none;
}

.checkmark {
    width: 20px;
    height: 20px;
    border: 2px solid #e0e0e0;
    border-radius: 4px;
    margin-right: 10px;
    position: relative;
    transition: all 0.3s ease;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark {
    background: #27ae60;
    border-color: #27ae60;
}

.checkbox-label input[type="checkbox"]:checked + .checkmark::after {
    content: '✓';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: white;
    font-size: 12px;
    font-weight: bold;
}

.login-btn {
    width: 100%;
    padding: 15px;
    background: linear-gradient(135deg, #27ae60, #2ecc71);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 5px 15px rgba(39, 174, 96, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(39, 174, 96, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.error-message {
    background: #fee;
    color: #c0392b;
    padding: 12px 15px;
    border-radius: 8px;
    margin-bottom: 20px;
    border-left: 4px solid #c0392b;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
}

.error-message i {
    font-size: 16px;
}

/* Responsive */
@media (max-width: 480px) {
    .login-container {
        padding: 10px;
    }
    
    .login-card {
        padding: 30px 20px;
    }
    
    .version-options {
        flex-direction: column;
    }
    
    .version-btn {
        padding: 15px;
    }
}